id int32 0 167k | repo stringlengths 5 54 | path stringlengths 4 155 | func_name stringlengths 1 118 | original_string stringlengths 52 85.5k | language stringclasses 1
value | code stringlengths 52 85.5k | code_tokens list | docstring stringlengths 6 2.61k | docstring_tokens list | sha stringlengths 40 40 | url stringlengths 85 252 |
|---|---|---|---|---|---|---|---|---|---|---|---|
162,300 | boltdb/bolt | tx.go | forEachPage | func (tx *Tx) forEachPage(pgid pgid, depth int, fn func(*page, int)) {
p := tx.page(pgid)
// Execute function.
fn(p, depth)
// Recursively loop over children.
if (p.flags & branchPageFlag) != 0 {
for i := 0; i < int(p.count); i++ {
elem := p.branchPageElement(uint16(i))
tx.forEachPage(elem.pgid, depth+1, fn)
}
}
} | go | func (tx *Tx) forEachPage(pgid pgid, depth int, fn func(*page, int)) {
p := tx.page(pgid)
// Execute function.
fn(p, depth)
// Recursively loop over children.
if (p.flags & branchPageFlag) != 0 {
for i := 0; i < int(p.count); i++ {
elem := p.branchPageElement(uint16(i))
tx.forEachPage(elem.pgid, depth+1, fn)
}
}
} | [
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"(",
"pgid",
")",
"\n\n",
"// Execute function.",
"fn",
"(",... | // forEachPage iterates over every page within a given page and executes a function. | [
"forEachPage",
"iterates",
"over",
"every",
"page",
"within",
"a",
"given",
"page",
"and",
"executes",
"a",
"function",
"."
] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/tx.go#L584-L597 |
162,301 | boltdb/bolt | tx.go | Page | func (tx *Tx) Page(id int) (*PageInfo, error) {
if tx.db == nil {
return nil, ErrTxClosed
} else if pgid(id) >= tx.meta.pgid {
return nil, nil
}
// Build the page info.
p := tx.db.page(pgid(id))
info := &PageInfo{
ID: id,
Count: int(p.count),
OverflowCount: int(p.overflow),
}
// Determine the type (or if it's free).
if tx.db.freelist.freed(pgid(id)) {
info.Type = "free"
} else {
info.Type = p.typ()
}
return info, nil
} | go | func (tx *Tx) Page(id int) (*PageInfo, error) {
if tx.db == nil {
return nil, ErrTxClosed
} else if pgid(id) >= tx.meta.pgid {
return nil, nil
}
// Build the page info.
p := tx.db.page(pgid(id))
info := &PageInfo{
ID: id,
Count: int(p.count),
OverflowCount: int(p.overflow),
}
// Determine the type (or if it's free).
if tx.db.freelist.freed(pgid(id)) {
info.Type = "free"
} else {
info.Type = p.typ()
}
return info, nil
} | [
"func",
"(",
"tx",
"*",
"Tx",
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"Page",
"(",
"id",
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")",
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"return",
"nil",
",",
"ErrTxClosed",
"\n",
"}",
"else",
"if",
"pgid",
"(",
"id",
")",
">=... | // Page returns page information for a given page number.
// This is only safe for concurrent use when used by a writable transaction. | [
"Page",
"returns",
"page",
"information",
"for",
"a",
"given",
"page",
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"only",
"safe",
"for",
"concurrent",
"use",
"when",
"used",
"by",
"a",
"writable",
"transaction",
"."
] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/tx.go#L601-L624 |
162,302 | boltdb/bolt | tx.go | Sub | func (s *TxStats) Sub(other *TxStats) TxStats {
var diff TxStats
diff.PageCount = s.PageCount - other.PageCount
diff.PageAlloc = s.PageAlloc - other.PageAlloc
diff.CursorCount = s.CursorCount - other.CursorCount
diff.NodeCount = s.NodeCount - other.NodeCount
diff.NodeDeref = s.NodeDeref - other.NodeDeref
diff.Rebalance = s.Rebalance - other.Rebalance
diff.RebalanceTime = s.RebalanceTime - other.RebalanceTime
diff.Split = s.Split - other.Split
diff.Spill = s.Spill - other.Spill
diff.SpillTime = s.SpillTime - other.SpillTime
diff.Write = s.Write - other.Write
diff.WriteTime = s.WriteTime - other.WriteTime
return diff
} | go | func (s *TxStats) Sub(other *TxStats) TxStats {
var diff TxStats
diff.PageCount = s.PageCount - other.PageCount
diff.PageAlloc = s.PageAlloc - other.PageAlloc
diff.CursorCount = s.CursorCount - other.CursorCount
diff.NodeCount = s.NodeCount - other.NodeCount
diff.NodeDeref = s.NodeDeref - other.NodeDeref
diff.Rebalance = s.Rebalance - other.Rebalance
diff.RebalanceTime = s.RebalanceTime - other.RebalanceTime
diff.Split = s.Split - other.Split
diff.Spill = s.Spill - other.Spill
diff.SpillTime = s.SpillTime - other.SpillTime
diff.Write = s.Write - other.Write
diff.WriteTime = s.WriteTime - other.WriteTime
return diff
} | [
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"=",
"s",
".",
"PageCount",
"-",
"other",
".",
"PageCount",
"\n",
"diff",
".",
"PageAlloc",
"="... | // Sub calculates and returns the difference between two sets of transaction stats.
// This is useful when obtaining stats at two different points and time and
// you need the performance counters that occurred within that time span. | [
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"calculates",
"and",
"returns",
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"and",
"time",
"and",
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"need",
"the",
"pe... | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/tx.go#L671-L686 |
162,303 | boltdb/bolt | cmd/bolt/main.go | newCheckCommand | func newCheckCommand(m *Main) *CheckCommand {
return &CheckCommand{
Stdin: m.Stdin,
Stdout: m.Stdout,
Stderr: m.Stderr,
}
} | go | func newCheckCommand(m *Main) *CheckCommand {
return &CheckCommand{
Stdin: m.Stdin,
Stdout: m.Stdout,
Stderr: m.Stderr,
}
} | [
"func",
"newCheckCommand",
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"m",
"*",
"Main",
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"*",
"CheckCommand",
"{",
"return",
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":",
"m",
".",
"Stderr",
",",
"}",
"\n",
"}... | // NewCheckCommand returns a CheckCommand. | [
"NewCheckCommand",
"returns",
"a",
"CheckCommand",
"."
] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/cmd/bolt/main.go#L153-L159 |
162,304 | boltdb/bolt | cmd/bolt/main.go | newInfoCommand | func newInfoCommand(m *Main) *InfoCommand {
return &InfoCommand{
Stdin: m.Stdin,
Stdout: m.Stdout,
Stderr: m.Stderr,
}
} | go | func newInfoCommand(m *Main) *InfoCommand {
return &InfoCommand{
Stdin: m.Stdin,
Stdout: m.Stdout,
Stderr: m.Stderr,
}
} | [
"func",
"newInfoCommand",
"(",
"m",
"*",
"Main",
")",
"*",
"InfoCommand",
"{",
"return",
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":",
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"m",
".",
"Stdout",
",",
"Stderr",
":",
"m",
".",
"Stderr",
",",
"}",
"\n",
"}"
] | // NewInfoCommand returns a InfoCommand. | [
"NewInfoCommand",
"returns",
"a",
"InfoCommand",
"."
] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/cmd/bolt/main.go#L238-L244 |
162,305 | boltdb/bolt | cmd/bolt/main.go | newDumpCommand | func newDumpCommand(m *Main) *DumpCommand {
return &DumpCommand{
Stdin: m.Stdin,
Stdout: m.Stdout,
Stderr: m.Stderr,
}
} | go | func newDumpCommand(m *Main) *DumpCommand {
return &DumpCommand{
Stdin: m.Stdin,
Stdout: m.Stdout,
Stderr: m.Stderr,
}
} | [
"func",
"newDumpCommand",
"(",
"m",
"*",
"Main",
")",
"*",
"DumpCommand",
"{",
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"m",
".",
"Stdout",
",",
"Stderr",
":",
"m",
".",
"Stderr",
",",
"}",
"\n",
"}"
] | // newDumpCommand returns a DumpCommand. | [
"newDumpCommand",
"returns",
"a",
"DumpCommand",
"."
] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/cmd/bolt/main.go#L297-L303 |
162,306 | boltdb/bolt | cmd/bolt/main.go | PrintPage | func (cmd *DumpCommand) PrintPage(w io.Writer, r io.ReaderAt, pageID int, pageSize int) error {
const bytesPerLineN = 16
// Read page into buffer.
buf := make([]byte, pageSize)
addr := pageID * pageSize
if n, err := r.ReadAt(buf, int64(addr)); err != nil {
return err
} else if n != pageSize {
return io.ErrUnexpectedEOF
}
// Write out to writer in 16-byte lines.
var prev []byte
var skipped bool
for offset := 0; offset < pageSize; offset += bytesPerLineN {
// Retrieve current 16-byte line.
line := buf[offset : offset+bytesPerLineN]
isLastLine := (offset == (pageSize - bytesPerLineN))
// If it's the same as the previous line then print a skip.
if bytes.Equal(line, prev) && !isLastLine {
if !skipped {
fmt.Fprintf(w, "%07x *\n", addr+offset)
skipped = true
}
} else {
// Print line as hexadecimal in 2-byte groups.
fmt.Fprintf(w, "%07x %04x %04x %04x %04x %04x %04x %04x %04x\n", addr+offset,
line[0:2], line[2:4], line[4:6], line[6:8],
line[8:10], line[10:12], line[12:14], line[14:16],
)
skipped = false
}
// Save the previous line.
prev = line
}
fmt.Fprint(w, "\n")
return nil
} | go | func (cmd *DumpCommand) PrintPage(w io.Writer, r io.ReaderAt, pageID int, pageSize int) error {
const bytesPerLineN = 16
// Read page into buffer.
buf := make([]byte, pageSize)
addr := pageID * pageSize
if n, err := r.ReadAt(buf, int64(addr)); err != nil {
return err
} else if n != pageSize {
return io.ErrUnexpectedEOF
}
// Write out to writer in 16-byte lines.
var prev []byte
var skipped bool
for offset := 0; offset < pageSize; offset += bytesPerLineN {
// Retrieve current 16-byte line.
line := buf[offset : offset+bytesPerLineN]
isLastLine := (offset == (pageSize - bytesPerLineN))
// If it's the same as the previous line then print a skip.
if bytes.Equal(line, prev) && !isLastLine {
if !skipped {
fmt.Fprintf(w, "%07x *\n", addr+offset)
skipped = true
}
} else {
// Print line as hexadecimal in 2-byte groups.
fmt.Fprintf(w, "%07x %04x %04x %04x %04x %04x %04x %04x %04x\n", addr+offset,
line[0:2], line[2:4], line[4:6], line[6:8],
line[8:10], line[10:12], line[12:14], line[14:16],
)
skipped = false
}
// Save the previous line.
prev = line
}
fmt.Fprint(w, "\n")
return nil
} | [
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"*",
"DumpCommand",
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"// Read page into buf... | // PrintPage prints a given page as hexadecimal. | [
"PrintPage",
"prints",
"a",
"given",
"page",
"as",
"hexadecimal",
"."
] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/cmd/bolt/main.go#L363-L405 |
162,307 | boltdb/bolt | cmd/bolt/main.go | newPageCommand | func newPageCommand(m *Main) *PageCommand {
return &PageCommand{
Stdin: m.Stdin,
Stdout: m.Stdout,
Stderr: m.Stderr,
}
} | go | func newPageCommand(m *Main) *PageCommand {
return &PageCommand{
Stdin: m.Stdin,
Stdout: m.Stdout,
Stderr: m.Stderr,
}
} | [
"func",
"newPageCommand",
"(",
"m",
"*",
"Main",
")",
"*",
"PageCommand",
"{",
"return",
"&",
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"m",
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"Stdout",
":",
"m",
".",
"Stdout",
",",
"Stderr",
":",
"m",
".",
"Stderr",
",",
"}",
"\n",
"}"
] | // newPageCommand returns a PageCommand. | [
"newPageCommand",
"returns",
"a",
"PageCommand",
"."
] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/cmd/bolt/main.go#L424-L430 |
162,308 | boltdb/bolt | cmd/bolt/main.go | PrintMeta | func (cmd *PageCommand) PrintMeta(w io.Writer, buf []byte) error {
m := (*meta)(unsafe.Pointer(&buf[PageHeaderSize]))
fmt.Fprintf(w, "Version: %d\n", m.version)
fmt.Fprintf(w, "Page Size: %d bytes\n", m.pageSize)
fmt.Fprintf(w, "Flags: %08x\n", m.flags)
fmt.Fprintf(w, "Root: <pgid=%d>\n", m.root.root)
fmt.Fprintf(w, "Freelist: <pgid=%d>\n", m.freelist)
fmt.Fprintf(w, "HWM: <pgid=%d>\n", m.pgid)
fmt.Fprintf(w, "Txn ID: %d\n", m.txid)
fmt.Fprintf(w, "Checksum: %016x\n", m.checksum)
fmt.Fprintf(w, "\n")
return nil
} | go | func (cmd *PageCommand) PrintMeta(w io.Writer, buf []byte) error {
m := (*meta)(unsafe.Pointer(&buf[PageHeaderSize]))
fmt.Fprintf(w, "Version: %d\n", m.version)
fmt.Fprintf(w, "Page Size: %d bytes\n", m.pageSize)
fmt.Fprintf(w, "Flags: %08x\n", m.flags)
fmt.Fprintf(w, "Root: <pgid=%d>\n", m.root.root)
fmt.Fprintf(w, "Freelist: <pgid=%d>\n", m.freelist)
fmt.Fprintf(w, "HWM: <pgid=%d>\n", m.pgid)
fmt.Fprintf(w, "Txn ID: %d\n", m.txid)
fmt.Fprintf(w, "Checksum: %016x\n", m.checksum)
fmt.Fprintf(w, "\n")
return nil
} | [
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"*",
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")",
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"(",
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"[",
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"]"... | // PrintMeta prints the data from the meta page. | [
"PrintMeta",
"prints",
"the",
"data",
"from",
"the",
"meta",
"page",
"."
] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/cmd/bolt/main.go#L505-L517 |
162,309 | boltdb/bolt | cmd/bolt/main.go | PrintLeaf | func (cmd *PageCommand) PrintLeaf(w io.Writer, buf []byte) error {
p := (*page)(unsafe.Pointer(&buf[0]))
// Print number of items.
fmt.Fprintf(w, "Item Count: %d\n", p.count)
fmt.Fprintf(w, "\n")
// Print each key/value.
for i := uint16(0); i < p.count; i++ {
e := p.leafPageElement(i)
// Format key as string.
var k string
if isPrintable(string(e.key())) {
k = fmt.Sprintf("%q", string(e.key()))
} else {
k = fmt.Sprintf("%x", string(e.key()))
}
// Format value as string.
var v string
if (e.flags & uint32(bucketLeafFlag)) != 0 {
b := (*bucket)(unsafe.Pointer(&e.value()[0]))
v = fmt.Sprintf("<pgid=%d,seq=%d>", b.root, b.sequence)
} else if isPrintable(string(e.value())) {
v = fmt.Sprintf("%q", string(e.value()))
} else {
v = fmt.Sprintf("%x", string(e.value()))
}
fmt.Fprintf(w, "%s: %s\n", k, v)
}
fmt.Fprintf(w, "\n")
return nil
} | go | func (cmd *PageCommand) PrintLeaf(w io.Writer, buf []byte) error {
p := (*page)(unsafe.Pointer(&buf[0]))
// Print number of items.
fmt.Fprintf(w, "Item Count: %d\n", p.count)
fmt.Fprintf(w, "\n")
// Print each key/value.
for i := uint16(0); i < p.count; i++ {
e := p.leafPageElement(i)
// Format key as string.
var k string
if isPrintable(string(e.key())) {
k = fmt.Sprintf("%q", string(e.key()))
} else {
k = fmt.Sprintf("%x", string(e.key()))
}
// Format value as string.
var v string
if (e.flags & uint32(bucketLeafFlag)) != 0 {
b := (*bucket)(unsafe.Pointer(&e.value()[0]))
v = fmt.Sprintf("<pgid=%d,seq=%d>", b.root, b.sequence)
} else if isPrintable(string(e.value())) {
v = fmt.Sprintf("%q", string(e.value()))
} else {
v = fmt.Sprintf("%x", string(e.value()))
}
fmt.Fprintf(w, "%s: %s\n", k, v)
}
fmt.Fprintf(w, "\n")
return nil
} | [
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")... | // PrintLeaf prints the data for a leaf page. | [
"PrintLeaf",
"prints",
"the",
"data",
"for",
"a",
"leaf",
"page",
"."
] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/cmd/bolt/main.go#L520-L554 |
162,310 | boltdb/bolt | cmd/bolt/main.go | PrintBranch | func (cmd *PageCommand) PrintBranch(w io.Writer, buf []byte) error {
p := (*page)(unsafe.Pointer(&buf[0]))
// Print number of items.
fmt.Fprintf(w, "Item Count: %d\n", p.count)
fmt.Fprintf(w, "\n")
// Print each key/value.
for i := uint16(0); i < p.count; i++ {
e := p.branchPageElement(i)
// Format key as string.
var k string
if isPrintable(string(e.key())) {
k = fmt.Sprintf("%q", string(e.key()))
} else {
k = fmt.Sprintf("%x", string(e.key()))
}
fmt.Fprintf(w, "%s: <pgid=%d>\n", k, e.pgid)
}
fmt.Fprintf(w, "\n")
return nil
} | go | func (cmd *PageCommand) PrintBranch(w io.Writer, buf []byte) error {
p := (*page)(unsafe.Pointer(&buf[0]))
// Print number of items.
fmt.Fprintf(w, "Item Count: %d\n", p.count)
fmt.Fprintf(w, "\n")
// Print each key/value.
for i := uint16(0); i < p.count; i++ {
e := p.branchPageElement(i)
// Format key as string.
var k string
if isPrintable(string(e.key())) {
k = fmt.Sprintf("%q", string(e.key()))
} else {
k = fmt.Sprintf("%x", string(e.key()))
}
fmt.Fprintf(w, "%s: <pgid=%d>\n", k, e.pgid)
}
fmt.Fprintf(w, "\n")
return nil
} | [
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"]",
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... | // PrintBranch prints the data for a leaf page. | [
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"page",
"."
] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/cmd/bolt/main.go#L557-L580 |
162,311 | boltdb/bolt | cmd/bolt/main.go | PrintFreelist | func (cmd *PageCommand) PrintFreelist(w io.Writer, buf []byte) error {
p := (*page)(unsafe.Pointer(&buf[0]))
// Print number of items.
fmt.Fprintf(w, "Item Count: %d\n", p.count)
fmt.Fprintf(w, "\n")
// Print each page in the freelist.
ids := (*[maxAllocSize]pgid)(unsafe.Pointer(&p.ptr))
for i := uint16(0); i < p.count; i++ {
fmt.Fprintf(w, "%d\n", ids[i])
}
fmt.Fprintf(w, "\n")
return nil
} | go | func (cmd *PageCommand) PrintFreelist(w io.Writer, buf []byte) error {
p := (*page)(unsafe.Pointer(&buf[0]))
// Print number of items.
fmt.Fprintf(w, "Item Count: %d\n", p.count)
fmt.Fprintf(w, "\n")
// Print each page in the freelist.
ids := (*[maxAllocSize]pgid)(unsafe.Pointer(&p.ptr))
for i := uint16(0); i < p.count; i++ {
fmt.Fprintf(w, "%d\n", ids[i])
}
fmt.Fprintf(w, "\n")
return nil
} | [
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"]",
")",
... | // PrintFreelist prints the data for a freelist page. | [
"PrintFreelist",
"prints",
"the",
"data",
"for",
"a",
"freelist",
"page",
"."
] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/cmd/bolt/main.go#L583-L597 |
162,312 | boltdb/bolt | cmd/bolt/main.go | newPagesCommand | func newPagesCommand(m *Main) *PagesCommand {
return &PagesCommand{
Stdin: m.Stdin,
Stdout: m.Stdout,
Stderr: m.Stderr,
}
} | go | func newPagesCommand(m *Main) *PagesCommand {
return &PagesCommand{
Stdin: m.Stdin,
Stdout: m.Stdout,
Stderr: m.Stderr,
}
} | [
"func",
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"Stdout",
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"Stderr",
":",
"m",
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"Stderr",
",",
"}",
"\n",
"}... | // NewPagesCommand returns a PagesCommand. | [
"NewPagesCommand",
"returns",
"a",
"PagesCommand",
"."
] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/cmd/bolt/main.go#L661-L667 |
162,313 | boltdb/bolt | cmd/bolt/main.go | newStatsCommand | func newStatsCommand(m *Main) *StatsCommand {
return &StatsCommand{
Stdin: m.Stdin,
Stdout: m.Stdout,
Stderr: m.Stderr,
}
} | go | func newStatsCommand(m *Main) *StatsCommand {
return &StatsCommand{
Stdin: m.Stdin,
Stdout: m.Stdout,
Stderr: m.Stderr,
}
} | [
"func",
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"Stderr",
":",
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",",
"}",
"\n",
"}... | // NewStatsCommand returns a StatsCommand. | [
"NewStatsCommand",
"returns",
"a",
"StatsCommand",
"."
] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/cmd/bolt/main.go#L755-L761 |
162,314 | boltdb/bolt | cmd/bolt/main.go | newBenchCommand | func newBenchCommand(m *Main) *BenchCommand {
return &BenchCommand{
Stdin: m.Stdin,
Stdout: m.Stdout,
Stderr: m.Stderr,
}
} | go | func newBenchCommand(m *Main) *BenchCommand {
return &BenchCommand{
Stdin: m.Stdin,
Stdout: m.Stdout,
Stderr: m.Stderr,
}
} | [
"func",
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"Stdout",
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"Stderr",
":",
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",",
"}",
"\n",
"}... | // NewBenchCommand returns a BenchCommand using the | [
"NewBenchCommand",
"returns",
"a",
"BenchCommand",
"using",
"the"
] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/cmd/bolt/main.go#L892-L898 |
162,315 | boltdb/bolt | cmd/bolt/main.go | Run | func (cmd *BenchCommand) Run(args ...string) error {
// Parse CLI arguments.
options, err := cmd.ParseFlags(args)
if err != nil {
return err
}
// Remove path if "-work" is not set. Otherwise keep path.
if options.Work {
fmt.Fprintf(cmd.Stdout, "work: %s\n", options.Path)
} else {
defer os.Remove(options.Path)
}
// Create database.
db, err := bolt.Open(options.Path, 0666, nil)
if err != nil {
return err
}
db.NoSync = options.NoSync
defer db.Close()
// Write to the database.
var results BenchResults
if err := cmd.runWrites(db, options, &results); err != nil {
return fmt.Errorf("write: %v", err)
}
// Read from the database.
if err := cmd.runReads(db, options, &results); err != nil {
return fmt.Errorf("bench: read: %s", err)
}
// Print results.
fmt.Fprintf(os.Stderr, "# Write\t%v\t(%v/op)\t(%v op/sec)\n", results.WriteDuration, results.WriteOpDuration(), results.WriteOpsPerSecond())
fmt.Fprintf(os.Stderr, "# Read\t%v\t(%v/op)\t(%v op/sec)\n", results.ReadDuration, results.ReadOpDuration(), results.ReadOpsPerSecond())
fmt.Fprintln(os.Stderr, "")
return nil
} | go | func (cmd *BenchCommand) Run(args ...string) error {
// Parse CLI arguments.
options, err := cmd.ParseFlags(args)
if err != nil {
return err
}
// Remove path if "-work" is not set. Otherwise keep path.
if options.Work {
fmt.Fprintf(cmd.Stdout, "work: %s\n", options.Path)
} else {
defer os.Remove(options.Path)
}
// Create database.
db, err := bolt.Open(options.Path, 0666, nil)
if err != nil {
return err
}
db.NoSync = options.NoSync
defer db.Close()
// Write to the database.
var results BenchResults
if err := cmd.runWrites(db, options, &results); err != nil {
return fmt.Errorf("write: %v", err)
}
// Read from the database.
if err := cmd.runReads(db, options, &results); err != nil {
return fmt.Errorf("bench: read: %s", err)
}
// Print results.
fmt.Fprintf(os.Stderr, "# Write\t%v\t(%v/op)\t(%v op/sec)\n", results.WriteDuration, results.WriteOpDuration(), results.WriteOpsPerSecond())
fmt.Fprintf(os.Stderr, "# Read\t%v\t(%v/op)\t(%v op/sec)\n", results.ReadDuration, results.ReadOpDuration(), results.ReadOpsPerSecond())
fmt.Fprintln(os.Stderr, "")
return nil
} | [
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"er... | // Run executes the "bench" command. | [
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"."
] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/cmd/bolt/main.go#L901-L939 |
162,316 | boltdb/bolt | cmd/bolt/main.go | runWrites | func (cmd *BenchCommand) runWrites(db *bolt.DB, options *BenchOptions, results *BenchResults) error {
// Start profiling for writes.
if options.ProfileMode == "rw" || options.ProfileMode == "w" {
cmd.startProfiling(options)
}
t := time.Now()
var err error
switch options.WriteMode {
case "seq":
err = cmd.runWritesSequential(db, options, results)
case "rnd":
err = cmd.runWritesRandom(db, options, results)
case "seq-nest":
err = cmd.runWritesSequentialNested(db, options, results)
case "rnd-nest":
err = cmd.runWritesRandomNested(db, options, results)
default:
return fmt.Errorf("invalid write mode: %s", options.WriteMode)
}
// Save time to write.
results.WriteDuration = time.Since(t)
// Stop profiling for writes only.
if options.ProfileMode == "w" {
cmd.stopProfiling()
}
return err
} | go | func (cmd *BenchCommand) runWrites(db *bolt.DB, options *BenchOptions, results *BenchResults) error {
// Start profiling for writes.
if options.ProfileMode == "rw" || options.ProfileMode == "w" {
cmd.startProfiling(options)
}
t := time.Now()
var err error
switch options.WriteMode {
case "seq":
err = cmd.runWritesSequential(db, options, results)
case "rnd":
err = cmd.runWritesRandom(db, options, results)
case "seq-nest":
err = cmd.runWritesSequentialNested(db, options, results)
case "rnd-nest":
err = cmd.runWritesRandomNested(db, options, results)
default:
return fmt.Errorf("invalid write mode: %s", options.WriteMode)
}
// Save time to write.
results.WriteDuration = time.Since(t)
// Stop profiling for writes only.
if options.ProfileMode == "w" {
cmd.stopProfiling()
}
return err
} | [
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... | // Writes to the database. | [
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"database",
"."
] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/cmd/bolt/main.go#L989-L1020 |
162,317 | boltdb/bolt | cmd/bolt/main.go | runReads | func (cmd *BenchCommand) runReads(db *bolt.DB, options *BenchOptions, results *BenchResults) error {
// Start profiling for reads.
if options.ProfileMode == "r" {
cmd.startProfiling(options)
}
t := time.Now()
var err error
switch options.ReadMode {
case "seq":
switch options.WriteMode {
case "seq-nest", "rnd-nest":
err = cmd.runReadsSequentialNested(db, options, results)
default:
err = cmd.runReadsSequential(db, options, results)
}
default:
return fmt.Errorf("invalid read mode: %s", options.ReadMode)
}
// Save read time.
results.ReadDuration = time.Since(t)
// Stop profiling for reads.
if options.ProfileMode == "rw" || options.ProfileMode == "r" {
cmd.stopProfiling()
}
return err
} | go | func (cmd *BenchCommand) runReads(db *bolt.DB, options *BenchOptions, results *BenchResults) error {
// Start profiling for reads.
if options.ProfileMode == "r" {
cmd.startProfiling(options)
}
t := time.Now()
var err error
switch options.ReadMode {
case "seq":
switch options.WriteMode {
case "seq-nest", "rnd-nest":
err = cmd.runReadsSequentialNested(db, options, results)
default:
err = cmd.runReadsSequential(db, options, results)
}
default:
return fmt.Errorf("invalid read mode: %s", options.ReadMode)
}
// Save read time.
results.ReadDuration = time.Since(t)
// Stop profiling for reads.
if options.ProfileMode == "rw" || options.ProfileMode == "r" {
cmd.stopProfiling()
}
return err
} | [
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"the",
"database",
"."
] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/cmd/bolt/main.go#L1115-L1145 |
162,318 | boltdb/bolt | cmd/bolt/main.go | startProfiling | func (cmd *BenchCommand) startProfiling(options *BenchOptions) {
var err error
// Start CPU profiling.
if options.CPUProfile != "" {
cpuprofile, err = os.Create(options.CPUProfile)
if err != nil {
fmt.Fprintf(cmd.Stderr, "bench: could not create cpu profile %q: %v\n", options.CPUProfile, err)
os.Exit(1)
}
pprof.StartCPUProfile(cpuprofile)
}
// Start memory profiling.
if options.MemProfile != "" {
memprofile, err = os.Create(options.MemProfile)
if err != nil {
fmt.Fprintf(cmd.Stderr, "bench: could not create memory profile %q: %v\n", options.MemProfile, err)
os.Exit(1)
}
runtime.MemProfileRate = 4096
}
// Start fatal profiling.
if options.BlockProfile != "" {
blockprofile, err = os.Create(options.BlockProfile)
if err != nil {
fmt.Fprintf(cmd.Stderr, "bench: could not create block profile %q: %v\n", options.BlockProfile, err)
os.Exit(1)
}
runtime.SetBlockProfileRate(1)
}
} | go | func (cmd *BenchCommand) startProfiling(options *BenchOptions) {
var err error
// Start CPU profiling.
if options.CPUProfile != "" {
cpuprofile, err = os.Create(options.CPUProfile)
if err != nil {
fmt.Fprintf(cmd.Stderr, "bench: could not create cpu profile %q: %v\n", options.CPUProfile, err)
os.Exit(1)
}
pprof.StartCPUProfile(cpuprofile)
}
// Start memory profiling.
if options.MemProfile != "" {
memprofile, err = os.Create(options.MemProfile)
if err != nil {
fmt.Fprintf(cmd.Stderr, "bench: could not create memory profile %q: %v\n", options.MemProfile, err)
os.Exit(1)
}
runtime.MemProfileRate = 4096
}
// Start fatal profiling.
if options.BlockProfile != "" {
blockprofile, err = os.Create(options.BlockProfile)
if err != nil {
fmt.Fprintf(cmd.Stderr, "bench: could not create block profile %q: %v\n", options.BlockProfile, err)
os.Exit(1)
}
runtime.SetBlockProfileRate(1)
}
} | [
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"."
] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/cmd/bolt/main.go#L1218-L1250 |
162,319 | boltdb/bolt | cmd/bolt/main.go | stopProfiling | func (cmd *BenchCommand) stopProfiling() {
if cpuprofile != nil {
pprof.StopCPUProfile()
cpuprofile.Close()
cpuprofile = nil
}
if memprofile != nil {
pprof.Lookup("heap").WriteTo(memprofile, 0)
memprofile.Close()
memprofile = nil
}
if blockprofile != nil {
pprof.Lookup("block").WriteTo(blockprofile, 0)
blockprofile.Close()
blockprofile = nil
runtime.SetBlockProfileRate(0)
}
} | go | func (cmd *BenchCommand) stopProfiling() {
if cpuprofile != nil {
pprof.StopCPUProfile()
cpuprofile.Close()
cpuprofile = nil
}
if memprofile != nil {
pprof.Lookup("heap").WriteTo(memprofile, 0)
memprofile.Close()
memprofile = nil
}
if blockprofile != nil {
pprof.Lookup("block").WriteTo(blockprofile, 0)
blockprofile.Close()
blockprofile = nil
runtime.SetBlockProfileRate(0)
}
} | [
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"\n\n",... | // Stops all profiles. | [
"Stops",
"all",
"profiles",
"."
] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/cmd/bolt/main.go#L1253-L1272 |
162,320 | boltdb/bolt | cmd/bolt/main.go | WriteOpDuration | func (r *BenchResults) WriteOpDuration() time.Duration {
if r.WriteOps == 0 {
return 0
}
return r.WriteDuration / time.Duration(r.WriteOps)
} | go | func (r *BenchResults) WriteOpDuration() time.Duration {
if r.WriteOps == 0 {
return 0
}
return r.WriteDuration / time.Duration(r.WriteOps)
} | [
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] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/cmd/bolt/main.go#L1302-L1307 |
162,321 | boltdb/bolt | cmd/bolt/main.go | WriteOpsPerSecond | func (r *BenchResults) WriteOpsPerSecond() int {
var op = r.WriteOpDuration()
if op == 0 {
return 0
}
return int(time.Second) / int(op)
} | go | func (r *BenchResults) WriteOpsPerSecond() int {
var op = r.WriteOpDuration()
if op == 0 {
return 0
}
return int(time.Second) / int(op)
} | [
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] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/cmd/bolt/main.go#L1310-L1316 |
162,322 | boltdb/bolt | cmd/bolt/main.go | ReadOpDuration | func (r *BenchResults) ReadOpDuration() time.Duration {
if r.ReadOps == 0 {
return 0
}
return r.ReadDuration / time.Duration(r.ReadOps)
} | go | func (r *BenchResults) ReadOpDuration() time.Duration {
if r.ReadOps == 0 {
return 0
}
return r.ReadDuration / time.Duration(r.ReadOps)
} | [
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] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/cmd/bolt/main.go#L1319-L1324 |
162,323 | boltdb/bolt | cmd/bolt/main.go | ReadOpsPerSecond | func (r *BenchResults) ReadOpsPerSecond() int {
var op = r.ReadOpDuration()
if op == 0 {
return 0
}
return int(time.Second) / int(op)
} | go | func (r *BenchResults) ReadOpsPerSecond() int {
var op = r.ReadOpDuration()
if op == 0 {
return 0
}
return int(time.Second) / int(op)
} | [
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"}",
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"(",
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"Se... | // Returns average number of read operations that can be performed per second. | [
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"be",
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"."
] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/cmd/bolt/main.go#L1327-L1333 |
162,324 | boltdb/bolt | cmd/bolt/main.go | isPrintable | func isPrintable(s string) bool {
if !utf8.ValidString(s) {
return false
}
for _, ch := range s {
if !unicode.IsPrint(ch) {
return false
}
}
return true
} | go | func isPrintable(s string) bool {
if !utf8.ValidString(s) {
return false
}
for _, ch := range s {
if !unicode.IsPrint(ch) {
return false
}
}
return true
} | [
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] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/cmd/bolt/main.go#L1345-L1355 |
162,325 | boltdb/bolt | cmd/bolt/main.go | ReadPage | func ReadPage(path string, pageID int) (*page, []byte, error) {
// Find page size.
pageSize, err := ReadPageSize(path)
if err != nil {
return nil, nil, fmt.Errorf("read page size: %s", err)
}
// Open database file.
f, err := os.Open(path)
if err != nil {
return nil, nil, err
}
defer f.Close()
// Read one block into buffer.
buf := make([]byte, pageSize)
if n, err := f.ReadAt(buf, int64(pageID*pageSize)); err != nil {
return nil, nil, err
} else if n != len(buf) {
return nil, nil, io.ErrUnexpectedEOF
}
// Determine total number of blocks.
p := (*page)(unsafe.Pointer(&buf[0]))
overflowN := p.overflow
// Re-read entire page (with overflow) into buffer.
buf = make([]byte, (int(overflowN)+1)*pageSize)
if n, err := f.ReadAt(buf, int64(pageID*pageSize)); err != nil {
return nil, nil, err
} else if n != len(buf) {
return nil, nil, io.ErrUnexpectedEOF
}
p = (*page)(unsafe.Pointer(&buf[0]))
return p, buf, nil
} | go | func ReadPage(path string, pageID int) (*page, []byte, error) {
// Find page size.
pageSize, err := ReadPageSize(path)
if err != nil {
return nil, nil, fmt.Errorf("read page size: %s", err)
}
// Open database file.
f, err := os.Open(path)
if err != nil {
return nil, nil, err
}
defer f.Close()
// Read one block into buffer.
buf := make([]byte, pageSize)
if n, err := f.ReadAt(buf, int64(pageID*pageSize)); err != nil {
return nil, nil, err
} else if n != len(buf) {
return nil, nil, io.ErrUnexpectedEOF
}
// Determine total number of blocks.
p := (*page)(unsafe.Pointer(&buf[0]))
overflowN := p.overflow
// Re-read entire page (with overflow) into buffer.
buf = make([]byte, (int(overflowN)+1)*pageSize)
if n, err := f.ReadAt(buf, int64(pageID*pageSize)); err != nil {
return nil, nil, err
} else if n != len(buf) {
return nil, nil, io.ErrUnexpectedEOF
}
p = (*page)(unsafe.Pointer(&buf[0]))
return p, buf, nil
} | [
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"err",
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"(",
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")",
"\n",
"if",
"err",
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"nil... | // ReadPage reads page info & full page data from a path.
// This is not transactionally safe. | [
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"data",
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] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/cmd/bolt/main.go#L1359-L1395 |
162,326 | boltdb/bolt | cmd/bolt/main.go | ReadPageSize | func ReadPageSize(path string) (int, error) {
// Open database file.
f, err := os.Open(path)
if err != nil {
return 0, err
}
defer f.Close()
// Read 4KB chunk.
buf := make([]byte, 4096)
if _, err := io.ReadFull(f, buf); err != nil {
return 0, err
}
// Read page size from metadata.
m := (*meta)(unsafe.Pointer(&buf[PageHeaderSize]))
return int(m.pageSize), nil
} | go | func ReadPageSize(path string) (int, error) {
// Open database file.
f, err := os.Open(path)
if err != nil {
return 0, err
}
defer f.Close()
// Read 4KB chunk.
buf := make([]byte, 4096)
if _, err := io.ReadFull(f, buf); err != nil {
return 0, err
}
// Read page size from metadata.
m := (*meta)(unsafe.Pointer(&buf[PageHeaderSize]))
return int(m.pageSize), nil
} | [
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"nil",
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",",
"err",
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"}",... | // ReadPageSize reads page size a path.
// This is not transactionally safe. | [
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"size",
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"path",
".",
"This",
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"safe",
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] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/cmd/bolt/main.go#L1399-L1416 |
162,327 | boltdb/bolt | cmd/bolt/main.go | atois | func atois(strs []string) ([]int, error) {
var a []int
for _, str := range strs {
i, err := strconv.Atoi(str)
if err != nil {
return nil, err
}
a = append(a, i)
}
return a, nil
} | go | func atois(strs []string) ([]int, error) {
var a []int
for _, str := range strs {
i, err := strconv.Atoi(str)
if err != nil {
return nil, err
}
a = append(a, i)
}
return a, nil
} | [
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":=",
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"(",
... | // atois parses a slice of strings into integers. | [
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"a",
"slice",
"of",
"strings",
"into",
"integers",
"."
] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/cmd/bolt/main.go#L1419-L1429 |
162,328 | boltdb/bolt | cmd/bolt/main.go | newCompactCommand | func newCompactCommand(m *Main) *CompactCommand {
return &CompactCommand{
Stdin: m.Stdin,
Stdout: m.Stdout,
Stderr: m.Stderr,
}
} | go | func newCompactCommand(m *Main) *CompactCommand {
return &CompactCommand{
Stdin: m.Stdin,
Stdout: m.Stdout,
Stderr: m.Stderr,
}
} | [
"func",
"newCompactCommand",
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"m",
"*",
"Main",
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":",
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"Stdout",
",",
"Stderr",
":",
"m",
".",
"Stderr",
",",
"}",
"\n"... | // newCompactCommand returns a CompactCommand. | [
"newCompactCommand",
"returns",
"a",
"CompactCommand",
"."
] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/cmd/bolt/main.go#L1549-L1555 |
162,329 | boltdb/bolt | cmd/bolt/main.go | walk | func (cmd *CompactCommand) walk(db *bolt.DB, walkFn walkFunc) error {
return db.View(func(tx *bolt.Tx) error {
return tx.ForEach(func(name []byte, b *bolt.Bucket) error {
return cmd.walkBucket(b, nil, name, nil, b.Sequence(), walkFn)
})
})
} | go | func (cmd *CompactCommand) walk(db *bolt.DB, walkFn walkFunc) error {
return db.View(func(tx *bolt.Tx) error {
return tx.ForEach(func(name []byte, b *bolt.Bucket) error {
return cmd.walkBucket(b, nil, name, nil, b.Sequence(), walkFn)
})
})
} | [
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"(",
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"(",
"tx",
"*",
"bolt",
".",
"Tx",
")",
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"{",
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"tx... | // walk walks recursively the bolt database db, calling walkFn for each key it finds. | [
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] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/cmd/bolt/main.go#L1694-L1700 |
162,330 | boltdb/bolt | node.go | size | func (n *node) size() int {
sz, elsz := pageHeaderSize, n.pageElementSize()
for i := 0; i < len(n.inodes); i++ {
item := &n.inodes[i]
sz += elsz + len(item.key) + len(item.value)
}
return sz
} | go | func (n *node) size() int {
sz, elsz := pageHeaderSize, n.pageElementSize()
for i := 0; i < len(n.inodes); i++ {
item := &n.inodes[i]
sz += elsz + len(item.key) + len(item.value)
}
return sz
} | [
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"(",
"n",
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")",
";",
"i"... | // size returns the size of the node after serialization. | [
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"returns",
"the",
"size",
"of",
"the",
"node",
"after",
"serialization",
"."
] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/node.go#L40-L47 |
162,331 | boltdb/bolt | node.go | sizeLessThan | func (n *node) sizeLessThan(v int) bool {
sz, elsz := pageHeaderSize, n.pageElementSize()
for i := 0; i < len(n.inodes); i++ {
item := &n.inodes[i]
sz += elsz + len(item.key) + len(item.value)
if sz >= v {
return false
}
}
return true
} | go | func (n *node) sizeLessThan(v int) bool {
sz, elsz := pageHeaderSize, n.pageElementSize()
for i := 0; i < len(n.inodes); i++ {
item := &n.inodes[i]
sz += elsz + len(item.key) + len(item.value)
if sz >= v {
return false
}
}
return true
} | [
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")",
"\n",
"for",
"i",
":=",
"0",
";",
"i",
"<",
"len",
"(",
"n",
".",
"ino... | // sizeLessThan returns true if the node is less than a given size.
// This is an optimization to avoid calculating a large node when we only need
// to know if it fits inside a certain page size. | [
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"fits... | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/node.go#L52-L62 |
162,332 | boltdb/bolt | node.go | childAt | func (n *node) childAt(index int) *node {
if n.isLeaf {
panic(fmt.Sprintf("invalid childAt(%d) on a leaf node", index))
}
return n.bucket.node(n.inodes[index].pgid, n)
} | go | func (n *node) childAt(index int) *node {
if n.isLeaf {
panic(fmt.Sprintf("invalid childAt(%d) on a leaf node", index))
}
return n.bucket.node(n.inodes[index].pgid, n)
} | [
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")",
")",
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"}",
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"buck... | // childAt returns the child node at a given index. | [
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"child",
"node",
"at",
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"given",
"index",
"."
] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/node.go#L73-L78 |
162,333 | boltdb/bolt | node.go | childIndex | func (n *node) childIndex(child *node) int {
index := sort.Search(len(n.inodes), func(i int) bool { return bytes.Compare(n.inodes[i].key, child.key) != -1 })
return index
} | go | func (n *node) childIndex(child *node) int {
index := sort.Search(len(n.inodes), func(i int) bool { return bytes.Compare(n.inodes[i].key, child.key) != -1 })
return index
} | [
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")",
",",
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"(",
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")",
"bool",
"{",
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"."... | // childIndex returns the index of a given child node. | [
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"returns",
"the",
"index",
"of",
"a",
"given",
"child",
"node",
"."
] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/node.go#L81-L84 |
162,334 | boltdb/bolt | node.go | nextSibling | func (n *node) nextSibling() *node {
if n.parent == nil {
return nil
}
index := n.parent.childIndex(n)
if index >= n.parent.numChildren()-1 {
return nil
}
return n.parent.childAt(index + 1)
} | go | func (n *node) nextSibling() *node {
if n.parent == nil {
return nil
}
index := n.parent.childIndex(n)
if index >= n.parent.numChildren()-1 {
return nil
}
return n.parent.childAt(index + 1)
} | [
"func",
"(",
"n",
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"node",
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"nextSibling",
"(",
")",
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"index",
":=",
"n",
".",
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".",
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"(",
"n",
")",
"\n",
"if",
"index... | // nextSibling returns the next node with the same parent. | [
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"returns",
"the",
"next",
"node",
"with",
"the",
"same",
"parent",
"."
] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/node.go#L92-L101 |
162,335 | boltdb/bolt | node.go | prevSibling | func (n *node) prevSibling() *node {
if n.parent == nil {
return nil
}
index := n.parent.childIndex(n)
if index == 0 {
return nil
}
return n.parent.childAt(index - 1)
} | go | func (n *node) prevSibling() *node {
if n.parent == nil {
return nil
}
index := n.parent.childIndex(n)
if index == 0 {
return nil
}
return n.parent.childAt(index - 1)
} | [
"func",
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"n",
"*",
"node",
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"prevSibling",
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"}",
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"index",
":=",
"n",
".",
"parent",
".",
"childIndex",
"(",
"n",
")",
"\n",
"if",
"index... | // prevSibling returns the previous node with the same parent. | [
"prevSibling",
"returns",
"the",
"previous",
"node",
"with",
"the",
"same",
"parent",
"."
] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/node.go#L104-L113 |
162,336 | boltdb/bolt | node.go | del | func (n *node) del(key []byte) {
// Find index of key.
index := sort.Search(len(n.inodes), func(i int) bool { return bytes.Compare(n.inodes[i].key, key) != -1 })
// Exit if the key isn't found.
if index >= len(n.inodes) || !bytes.Equal(n.inodes[index].key, key) {
return
}
// Delete inode from the node.
n.inodes = append(n.inodes[:index], n.inodes[index+1:]...)
// Mark the node as needing rebalancing.
n.unbalanced = true
} | go | func (n *node) del(key []byte) {
// Find index of key.
index := sort.Search(len(n.inodes), func(i int) bool { return bytes.Compare(n.inodes[i].key, key) != -1 })
// Exit if the key isn't found.
if index >= len(n.inodes) || !bytes.Equal(n.inodes[index].key, key) {
return
}
// Delete inode from the node.
n.inodes = append(n.inodes[:index], n.inodes[index+1:]...)
// Mark the node as needing rebalancing.
n.unbalanced = true
} | [
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")",
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")",
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"return",
... | // del removes a key from the node. | [
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"a",
"key",
"from",
"the",
"node",
"."
] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/node.go#L144-L158 |
162,337 | boltdb/bolt | node.go | read | func (n *node) read(p *page) {
n.pgid = p.id
n.isLeaf = ((p.flags & leafPageFlag) != 0)
n.inodes = make(inodes, int(p.count))
for i := 0; i < int(p.count); i++ {
inode := &n.inodes[i]
if n.isLeaf {
elem := p.leafPageElement(uint16(i))
inode.flags = elem.flags
inode.key = elem.key()
inode.value = elem.value()
} else {
elem := p.branchPageElement(uint16(i))
inode.pgid = elem.pgid
inode.key = elem.key()
}
_assert(len(inode.key) > 0, "read: zero-length inode key")
}
// Save first key so we can find the node in the parent when we spill.
if len(n.inodes) > 0 {
n.key = n.inodes[0].key
_assert(len(n.key) > 0, "read: zero-length node key")
} else {
n.key = nil
}
} | go | func (n *node) read(p *page) {
n.pgid = p.id
n.isLeaf = ((p.flags & leafPageFlag) != 0)
n.inodes = make(inodes, int(p.count))
for i := 0; i < int(p.count); i++ {
inode := &n.inodes[i]
if n.isLeaf {
elem := p.leafPageElement(uint16(i))
inode.flags = elem.flags
inode.key = elem.key()
inode.value = elem.value()
} else {
elem := p.branchPageElement(uint16(i))
inode.pgid = elem.pgid
inode.key = elem.key()
}
_assert(len(inode.key) > 0, "read: zero-length inode key")
}
// Save first key so we can find the node in the parent when we spill.
if len(n.inodes) > 0 {
n.key = n.inodes[0].key
_assert(len(n.key) > 0, "read: zero-length node key")
} else {
n.key = nil
}
} | [
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"."
] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/node.go#L161-L188 |
162,338 | boltdb/bolt | node.go | write | func (n *node) write(p *page) {
// Initialize page.
if n.isLeaf {
p.flags |= leafPageFlag
} else {
p.flags |= branchPageFlag
}
if len(n.inodes) >= 0xFFFF {
panic(fmt.Sprintf("inode overflow: %d (pgid=%d)", len(n.inodes), p.id))
}
p.count = uint16(len(n.inodes))
// Stop here if there are no items to write.
if p.count == 0 {
return
}
// Loop over each item and write it to the page.
b := (*[maxAllocSize]byte)(unsafe.Pointer(&p.ptr))[n.pageElementSize()*len(n.inodes):]
for i, item := range n.inodes {
_assert(len(item.key) > 0, "write: zero-length inode key")
// Write the page element.
if n.isLeaf {
elem := p.leafPageElement(uint16(i))
elem.pos = uint32(uintptr(unsafe.Pointer(&b[0])) - uintptr(unsafe.Pointer(elem)))
elem.flags = item.flags
elem.ksize = uint32(len(item.key))
elem.vsize = uint32(len(item.value))
} else {
elem := p.branchPageElement(uint16(i))
elem.pos = uint32(uintptr(unsafe.Pointer(&b[0])) - uintptr(unsafe.Pointer(elem)))
elem.ksize = uint32(len(item.key))
elem.pgid = item.pgid
_assert(elem.pgid != p.id, "write: circular dependency occurred")
}
// If the length of key+value is larger than the max allocation size
// then we need to reallocate the byte array pointer.
//
// See: https://github.com/boltdb/bolt/pull/335
klen, vlen := len(item.key), len(item.value)
if len(b) < klen+vlen {
b = (*[maxAllocSize]byte)(unsafe.Pointer(&b[0]))[:]
}
// Write data for the element to the end of the page.
copy(b[0:], item.key)
b = b[klen:]
copy(b[0:], item.value)
b = b[vlen:]
}
// DEBUG ONLY: n.dump()
} | go | func (n *node) write(p *page) {
// Initialize page.
if n.isLeaf {
p.flags |= leafPageFlag
} else {
p.flags |= branchPageFlag
}
if len(n.inodes) >= 0xFFFF {
panic(fmt.Sprintf("inode overflow: %d (pgid=%d)", len(n.inodes), p.id))
}
p.count = uint16(len(n.inodes))
// Stop here if there are no items to write.
if p.count == 0 {
return
}
// Loop over each item and write it to the page.
b := (*[maxAllocSize]byte)(unsafe.Pointer(&p.ptr))[n.pageElementSize()*len(n.inodes):]
for i, item := range n.inodes {
_assert(len(item.key) > 0, "write: zero-length inode key")
// Write the page element.
if n.isLeaf {
elem := p.leafPageElement(uint16(i))
elem.pos = uint32(uintptr(unsafe.Pointer(&b[0])) - uintptr(unsafe.Pointer(elem)))
elem.flags = item.flags
elem.ksize = uint32(len(item.key))
elem.vsize = uint32(len(item.value))
} else {
elem := p.branchPageElement(uint16(i))
elem.pos = uint32(uintptr(unsafe.Pointer(&b[0])) - uintptr(unsafe.Pointer(elem)))
elem.ksize = uint32(len(item.key))
elem.pgid = item.pgid
_assert(elem.pgid != p.id, "write: circular dependency occurred")
}
// If the length of key+value is larger than the max allocation size
// then we need to reallocate the byte array pointer.
//
// See: https://github.com/boltdb/bolt/pull/335
klen, vlen := len(item.key), len(item.value)
if len(b) < klen+vlen {
b = (*[maxAllocSize]byte)(unsafe.Pointer(&b[0]))[:]
}
// Write data for the element to the end of the page.
copy(b[0:], item.key)
b = b[klen:]
copy(b[0:], item.value)
b = b[vlen:]
}
// DEBUG ONLY: n.dump()
} | [
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] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/node.go#L191-L246 |
162,339 | boltdb/bolt | node.go | spill | func (n *node) spill() error {
var tx = n.bucket.tx
if n.spilled {
return nil
}
// Spill child nodes first. Child nodes can materialize sibling nodes in
// the case of split-merge so we cannot use a range loop. We have to check
// the children size on every loop iteration.
sort.Sort(n.children)
for i := 0; i < len(n.children); i++ {
if err := n.children[i].spill(); err != nil {
return err
}
}
// We no longer need the child list because it's only used for spill tracking.
n.children = nil
// Split nodes into appropriate sizes. The first node will always be n.
var nodes = n.split(tx.db.pageSize)
for _, node := range nodes {
// Add node's page to the freelist if it's not new.
if node.pgid > 0 {
tx.db.freelist.free(tx.meta.txid, tx.page(node.pgid))
node.pgid = 0
}
// Allocate contiguous space for the node.
p, err := tx.allocate((node.size() / tx.db.pageSize) + 1)
if err != nil {
return err
}
// Write the node.
if p.id >= tx.meta.pgid {
panic(fmt.Sprintf("pgid (%d) above high water mark (%d)", p.id, tx.meta.pgid))
}
node.pgid = p.id
node.write(p)
node.spilled = true
// Insert into parent inodes.
if node.parent != nil {
var key = node.key
if key == nil {
key = node.inodes[0].key
}
node.parent.put(key, node.inodes[0].key, nil, node.pgid, 0)
node.key = node.inodes[0].key
_assert(len(node.key) > 0, "spill: zero-length node key")
}
// Update the statistics.
tx.stats.Spill++
}
// If the root node split and created a new root then we need to spill that
// as well. We'll clear out the children to make sure it doesn't try to respill.
if n.parent != nil && n.parent.pgid == 0 {
n.children = nil
return n.parent.spill()
}
return nil
} | go | func (n *node) spill() error {
var tx = n.bucket.tx
if n.spilled {
return nil
}
// Spill child nodes first. Child nodes can materialize sibling nodes in
// the case of split-merge so we cannot use a range loop. We have to check
// the children size on every loop iteration.
sort.Sort(n.children)
for i := 0; i < len(n.children); i++ {
if err := n.children[i].spill(); err != nil {
return err
}
}
// We no longer need the child list because it's only used for spill tracking.
n.children = nil
// Split nodes into appropriate sizes. The first node will always be n.
var nodes = n.split(tx.db.pageSize)
for _, node := range nodes {
// Add node's page to the freelist if it's not new.
if node.pgid > 0 {
tx.db.freelist.free(tx.meta.txid, tx.page(node.pgid))
node.pgid = 0
}
// Allocate contiguous space for the node.
p, err := tx.allocate((node.size() / tx.db.pageSize) + 1)
if err != nil {
return err
}
// Write the node.
if p.id >= tx.meta.pgid {
panic(fmt.Sprintf("pgid (%d) above high water mark (%d)", p.id, tx.meta.pgid))
}
node.pgid = p.id
node.write(p)
node.spilled = true
// Insert into parent inodes.
if node.parent != nil {
var key = node.key
if key == nil {
key = node.inodes[0].key
}
node.parent.put(key, node.inodes[0].key, nil, node.pgid, 0)
node.key = node.inodes[0].key
_assert(len(node.key) > 0, "spill: zero-length node key")
}
// Update the statistics.
tx.stats.Spill++
}
// If the root node split and created a new root then we need to spill that
// as well. We'll clear out the children to make sure it doesn't try to respill.
if n.parent != nil && n.parent.pgid == 0 {
n.children = nil
return n.parent.spill()
}
return nil
} | [
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"}",
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"// Spill child nodes first. Child nodes can materialize sibling... | // spill writes the nodes to dirty pages and splits nodes as it goes.
// Returns an error if dirty pages cannot be allocated. | [
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"."
] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/node.go#L339-L405 |
162,340 | boltdb/bolt | node.go | removeChild | func (n *node) removeChild(target *node) {
for i, child := range n.children {
if child == target {
n.children = append(n.children[:i], n.children[i+1:]...)
return
}
}
} | go | func (n *node) removeChild(target *node) {
for i, child := range n.children {
if child == target {
n.children = append(n.children[:i], n.children[i+1:]...)
return
}
}
} | [
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"(",
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... | // removes a node from the list of in-memory children.
// This does not affect the inodes. | [
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] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/node.go#L512-L519 |
162,341 | boltdb/bolt | node.go | free | func (n *node) free() {
if n.pgid != 0 {
n.bucket.tx.db.freelist.free(n.bucket.tx.meta.txid, n.bucket.tx.page(n.pgid))
n.pgid = 0
}
} | go | func (n *node) free() {
if n.pgid != 0 {
n.bucket.tx.db.freelist.free(n.bucket.tx.meta.txid, n.bucket.tx.page(n.pgid))
n.pgid = 0
}
} | [
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"(",
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"bucket",
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"tx",
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",",
... | // free adds the node's underlying page to the freelist. | [
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"the",
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"s",
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"page",
"to",
"the",
"freelist",
"."
] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/node.go#L554-L559 |
162,342 | boltdb/bolt | bucket.go | newBucket | func newBucket(tx *Tx) Bucket {
var b = Bucket{tx: tx, FillPercent: DefaultFillPercent}
if tx.writable {
b.buckets = make(map[string]*Bucket)
b.nodes = make(map[pgid]*node)
}
return b
} | go | func newBucket(tx *Tx) Bucket {
var b = Bucket{tx: tx, FillPercent: DefaultFillPercent}
if tx.writable {
b.buckets = make(map[string]*Bucket)
b.nodes = make(map[pgid]*node)
}
return b
} | [
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"\n",
"if",
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"writable",
"{",
"b",
".",
"buckets",
"=",
"make",
"(",
"map"... | // newBucket returns a new bucket associated with a transaction. | [
"newBucket",
"returns",
"a",
"new",
"bucket",
"associated",
"with",
"a",
"transaction",
"."
] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/bucket.go#L62-L69 |
162,343 | boltdb/bolt | bucket.go | Cursor | func (b *Bucket) Cursor() *Cursor {
// Update transaction statistics.
b.tx.stats.CursorCount++
// Allocate and return a cursor.
return &Cursor{
bucket: b,
stack: make([]elemRef, 0),
}
} | go | func (b *Bucket) Cursor() *Cursor {
// Update transaction statistics.
b.tx.stats.CursorCount++
// Allocate and return a cursor.
return &Cursor{
bucket: b,
stack: make([]elemRef, 0),
}
} | [
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"return",
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":",
... | // Cursor creates a cursor associated with the bucket.
// The cursor is only valid as long as the transaction is open.
// Do not use a cursor after the transaction is closed. | [
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"... | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/bucket.go#L89-L98 |
162,344 | boltdb/bolt | bucket.go | Bucket | func (b *Bucket) Bucket(name []byte) *Bucket {
if b.buckets != nil {
if child := b.buckets[string(name)]; child != nil {
return child
}
}
// Move cursor to key.
c := b.Cursor()
k, v, flags := c.seek(name)
// Return nil if the key doesn't exist or it is not a bucket.
if !bytes.Equal(name, k) || (flags&bucketLeafFlag) == 0 {
return nil
}
// Otherwise create a bucket and cache it.
var child = b.openBucket(v)
if b.buckets != nil {
b.buckets[string(name)] = child
}
return child
} | go | func (b *Bucket) Bucket(name []byte) *Bucket {
if b.buckets != nil {
if child := b.buckets[string(name)]; child != nil {
return child
}
}
// Move cursor to key.
c := b.Cursor()
k, v, flags := c.seek(name)
// Return nil if the key doesn't exist or it is not a bucket.
if !bytes.Equal(name, k) || (flags&bucketLeafFlag) == 0 {
return nil
}
// Otherwise create a bucket and cache it.
var child = b.openBucket(v)
if b.buckets != nil {
b.buckets[string(name)] = child
}
return child
} | [
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// Returns nil if the bucket does not exist.
// The bucket instance is only valid for the lifetime of the transaction. | [
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] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/bucket.go#L103-L126 |
162,345 | boltdb/bolt | bucket.go | openBucket | func (b *Bucket) openBucket(value []byte) *Bucket {
var child = newBucket(b.tx)
// If unaligned load/stores are broken on this arch and value is
// unaligned simply clone to an aligned byte array.
unaligned := brokenUnaligned && uintptr(unsafe.Pointer(&value[0]))&3 != 0
if unaligned {
value = cloneBytes(value)
}
// If this is a writable transaction then we need to copy the bucket entry.
// Read-only transactions can point directly at the mmap entry.
if b.tx.writable && !unaligned {
child.bucket = &bucket{}
*child.bucket = *(*bucket)(unsafe.Pointer(&value[0]))
} else {
child.bucket = (*bucket)(unsafe.Pointer(&value[0]))
}
// Save a reference to the inline page if the bucket is inline.
if child.root == 0 {
child.page = (*page)(unsafe.Pointer(&value[bucketHeaderSize]))
}
return &child
} | go | func (b *Bucket) openBucket(value []byte) *Bucket {
var child = newBucket(b.tx)
// If unaligned load/stores are broken on this arch and value is
// unaligned simply clone to an aligned byte array.
unaligned := brokenUnaligned && uintptr(unsafe.Pointer(&value[0]))&3 != 0
if unaligned {
value = cloneBytes(value)
}
// If this is a writable transaction then we need to copy the bucket entry.
// Read-only transactions can point directly at the mmap entry.
if b.tx.writable && !unaligned {
child.bucket = &bucket{}
*child.bucket = *(*bucket)(unsafe.Pointer(&value[0]))
} else {
child.bucket = (*bucket)(unsafe.Pointer(&value[0]))
}
// Save a reference to the inline page if the bucket is inline.
if child.root == 0 {
child.page = (*page)(unsafe.Pointer(&value[bucketHeaderSize]))
}
return &child
} | [
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")",
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"// If unaligned load/stores are broken on this arch and value is",
"// unaligned sim... | // Helper method that re-interprets a sub-bucket value
// from a parent into a Bucket | [
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] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/bucket.go#L130-L156 |
162,346 | boltdb/bolt | bucket.go | CreateBucketIfNotExists | func (b *Bucket) CreateBucketIfNotExists(key []byte) (*Bucket, error) {
child, err := b.CreateBucket(key)
if err == ErrBucketExists {
return b.Bucket(key), nil
} else if err != nil {
return nil, err
}
return child, nil
} | go | func (b *Bucket) CreateBucketIfNotExists(key []byte) (*Bucket, error) {
child, err := b.CreateBucket(key)
if err == ErrBucketExists {
return b.Bucket(key), nil
} else if err != nil {
return nil, err
}
return child, nil
} | [
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"ErrBucke... | // CreateBucketIfNotExists creates a new bucket if it doesn't already exist and returns a reference to it.
// Returns an error if the bucket name is blank, or if the bucket name is too long.
// The bucket instance is only valid for the lifetime of the transaction. | [
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162,347 | boltdb/bolt | bucket.go | DeleteBucket | func (b *Bucket) DeleteBucket(key []byte) error {
if b.tx.db == nil {
return ErrTxClosed
} else if !b.Writable() {
return ErrTxNotWritable
}
// Move cursor to correct position.
c := b.Cursor()
k, _, flags := c.seek(key)
// Return an error if bucket doesn't exist or is not a bucket.
if !bytes.Equal(key, k) {
return ErrBucketNotFound
} else if (flags & bucketLeafFlag) == 0 {
return ErrIncompatibleValue
}
// Recursively delete all child buckets.
child := b.Bucket(key)
err := child.ForEach(func(k, v []byte) error {
if v == nil {
if err := child.DeleteBucket(k); err != nil {
return fmt.Errorf("delete bucket: %s", err)
}
}
return nil
})
if err != nil {
return err
}
// Remove cached copy.
delete(b.buckets, string(key))
// Release all bucket pages to freelist.
child.nodes = nil
child.rootNode = nil
child.free()
// Delete the node if we have a matching key.
c.node().del(key)
return nil
} | go | func (b *Bucket) DeleteBucket(key []byte) error {
if b.tx.db == nil {
return ErrTxClosed
} else if !b.Writable() {
return ErrTxNotWritable
}
// Move cursor to correct position.
c := b.Cursor()
k, _, flags := c.seek(key)
// Return an error if bucket doesn't exist or is not a bucket.
if !bytes.Equal(key, k) {
return ErrBucketNotFound
} else if (flags & bucketLeafFlag) == 0 {
return ErrIncompatibleValue
}
// Recursively delete all child buckets.
child := b.Bucket(key)
err := child.ForEach(func(k, v []byte) error {
if v == nil {
if err := child.DeleteBucket(k); err != nil {
return fmt.Errorf("delete bucket: %s", err)
}
}
return nil
})
if err != nil {
return err
}
// Remove cached copy.
delete(b.buckets, string(key))
// Release all bucket pages to freelist.
child.nodes = nil
child.rootNode = nil
child.free()
// Delete the node if we have a matching key.
c.node().del(key)
return nil
} | [
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"(",
")",
"{"... | // DeleteBucket deletes a bucket at the given key.
// Returns an error if the bucket does not exists, or if the key represents a non-bucket value. | [
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] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/bucket.go#L217-L261 |
162,348 | boltdb/bolt | bucket.go | Get | func (b *Bucket) Get(key []byte) []byte {
k, v, flags := b.Cursor().seek(key)
// Return nil if this is a bucket.
if (flags & bucketLeafFlag) != 0 {
return nil
}
// If our target node isn't the same key as what's passed in then return nil.
if !bytes.Equal(key, k) {
return nil
}
return v
} | go | func (b *Bucket) Get(key []byte) []byte {
k, v, flags := b.Cursor().seek(key)
// Return nil if this is a bucket.
if (flags & bucketLeafFlag) != 0 {
return nil
}
// If our target node isn't the same key as what's passed in then return nil.
if !bytes.Equal(key, k) {
return nil
}
return v
} | [
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"i... | // Get retrieves the value for a key in the bucket.
// Returns a nil value if the key does not exist or if the key is a nested bucket.
// The returned value is only valid for the life of the transaction. | [
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"... | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/bucket.go#L266-L279 |
162,349 | boltdb/bolt | bucket.go | Put | func (b *Bucket) Put(key []byte, value []byte) error {
if b.tx.db == nil {
return ErrTxClosed
} else if !b.Writable() {
return ErrTxNotWritable
} else if len(key) == 0 {
return ErrKeyRequired
} else if len(key) > MaxKeySize {
return ErrKeyTooLarge
} else if int64(len(value)) > MaxValueSize {
return ErrValueTooLarge
}
// Move cursor to correct position.
c := b.Cursor()
k, _, flags := c.seek(key)
// Return an error if there is an existing key with a bucket value.
if bytes.Equal(key, k) && (flags&bucketLeafFlag) != 0 {
return ErrIncompatibleValue
}
// Insert into node.
key = cloneBytes(key)
c.node().put(key, key, value, 0, 0)
return nil
} | go | func (b *Bucket) Put(key []byte, value []byte) error {
if b.tx.db == nil {
return ErrTxClosed
} else if !b.Writable() {
return ErrTxNotWritable
} else if len(key) == 0 {
return ErrKeyRequired
} else if len(key) > MaxKeySize {
return ErrKeyTooLarge
} else if int64(len(value)) > MaxValueSize {
return ErrValueTooLarge
}
// Move cursor to correct position.
c := b.Cursor()
k, _, flags := c.seek(key)
// Return an error if there is an existing key with a bucket value.
if bytes.Equal(key, k) && (flags&bucketLeafFlag) != 0 {
return ErrIncompatibleValue
}
// Insert into node.
key = cloneBytes(key)
c.node().put(key, key, value, 0, 0)
return nil
} | [
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"}",
"else",
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... | // Put sets the value for a key in the bucket.
// If the key exist then its previous value will be overwritten.
// Supplied value must remain valid for the life of the transaction.
// Returns an error if the bucket was created from a read-only transaction, if the key is blank, if the key is too large, or if the value is too large. | [
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... | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/bucket.go#L285-L312 |
162,350 | boltdb/bolt | bucket.go | SetSequence | func (b *Bucket) SetSequence(v uint64) error {
if b.tx.db == nil {
return ErrTxClosed
} else if !b.Writable() {
return ErrTxNotWritable
}
// Materialize the root node if it hasn't been already so that the
// bucket will be saved during commit.
if b.rootNode == nil {
_ = b.node(b.root, nil)
}
// Increment and return the sequence.
b.bucket.sequence = v
return nil
} | go | func (b *Bucket) SetSequence(v uint64) error {
if b.tx.db == nil {
return ErrTxClosed
} else if !b.Writable() {
return ErrTxNotWritable
}
// Materialize the root node if it hasn't been already so that the
// bucket will be saved during commit.
if b.rootNode == nil {
_ = b.node(b.root, nil)
}
// Increment and return the sequence.
b.bucket.sequence = v
return nil
} | [
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... | // SetSequence updates the sequence number for the bucket. | [
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] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/bucket.go#L343-L359 |
162,351 | boltdb/bolt | bucket.go | Stats | func (b *Bucket) Stats() BucketStats {
var s, subStats BucketStats
pageSize := b.tx.db.pageSize
s.BucketN += 1
if b.root == 0 {
s.InlineBucketN += 1
}
b.forEachPage(func(p *page, depth int) {
if (p.flags & leafPageFlag) != 0 {
s.KeyN += int(p.count)
// used totals the used bytes for the page
used := pageHeaderSize
if p.count != 0 {
// If page has any elements, add all element headers.
used += leafPageElementSize * int(p.count-1)
// Add all element key, value sizes.
// The computation takes advantage of the fact that the position
// of the last element's key/value equals to the total of the sizes
// of all previous elements' keys and values.
// It also includes the last element's header.
lastElement := p.leafPageElement(p.count - 1)
used += int(lastElement.pos + lastElement.ksize + lastElement.vsize)
}
if b.root == 0 {
// For inlined bucket just update the inline stats
s.InlineBucketInuse += used
} else {
// For non-inlined bucket update all the leaf stats
s.LeafPageN++
s.LeafInuse += used
s.LeafOverflowN += int(p.overflow)
// Collect stats from sub-buckets.
// Do that by iterating over all element headers
// looking for the ones with the bucketLeafFlag.
for i := uint16(0); i < p.count; i++ {
e := p.leafPageElement(i)
if (e.flags & bucketLeafFlag) != 0 {
// For any bucket element, open the element value
// and recursively call Stats on the contained bucket.
subStats.Add(b.openBucket(e.value()).Stats())
}
}
}
} else if (p.flags & branchPageFlag) != 0 {
s.BranchPageN++
lastElement := p.branchPageElement(p.count - 1)
// used totals the used bytes for the page
// Add header and all element headers.
used := pageHeaderSize + (branchPageElementSize * int(p.count-1))
// Add size of all keys and values.
// Again, use the fact that last element's position equals to
// the total of key, value sizes of all previous elements.
used += int(lastElement.pos + lastElement.ksize)
s.BranchInuse += used
s.BranchOverflowN += int(p.overflow)
}
// Keep track of maximum page depth.
if depth+1 > s.Depth {
s.Depth = (depth + 1)
}
})
// Alloc stats can be computed from page counts and pageSize.
s.BranchAlloc = (s.BranchPageN + s.BranchOverflowN) * pageSize
s.LeafAlloc = (s.LeafPageN + s.LeafOverflowN) * pageSize
// Add the max depth of sub-buckets to get total nested depth.
s.Depth += subStats.Depth
// Add the stats for all sub-buckets
s.Add(subStats)
return s
} | go | func (b *Bucket) Stats() BucketStats {
var s, subStats BucketStats
pageSize := b.tx.db.pageSize
s.BucketN += 1
if b.root == 0 {
s.InlineBucketN += 1
}
b.forEachPage(func(p *page, depth int) {
if (p.flags & leafPageFlag) != 0 {
s.KeyN += int(p.count)
// used totals the used bytes for the page
used := pageHeaderSize
if p.count != 0 {
// If page has any elements, add all element headers.
used += leafPageElementSize * int(p.count-1)
// Add all element key, value sizes.
// The computation takes advantage of the fact that the position
// of the last element's key/value equals to the total of the sizes
// of all previous elements' keys and values.
// It also includes the last element's header.
lastElement := p.leafPageElement(p.count - 1)
used += int(lastElement.pos + lastElement.ksize + lastElement.vsize)
}
if b.root == 0 {
// For inlined bucket just update the inline stats
s.InlineBucketInuse += used
} else {
// For non-inlined bucket update all the leaf stats
s.LeafPageN++
s.LeafInuse += used
s.LeafOverflowN += int(p.overflow)
// Collect stats from sub-buckets.
// Do that by iterating over all element headers
// looking for the ones with the bucketLeafFlag.
for i := uint16(0); i < p.count; i++ {
e := p.leafPageElement(i)
if (e.flags & bucketLeafFlag) != 0 {
// For any bucket element, open the element value
// and recursively call Stats on the contained bucket.
subStats.Add(b.openBucket(e.value()).Stats())
}
}
}
} else if (p.flags & branchPageFlag) != 0 {
s.BranchPageN++
lastElement := p.branchPageElement(p.count - 1)
// used totals the used bytes for the page
// Add header and all element headers.
used := pageHeaderSize + (branchPageElementSize * int(p.count-1))
// Add size of all keys and values.
// Again, use the fact that last element's position equals to
// the total of key, value sizes of all previous elements.
used += int(lastElement.pos + lastElement.ksize)
s.BranchInuse += used
s.BranchOverflowN += int(p.overflow)
}
// Keep track of maximum page depth.
if depth+1 > s.Depth {
s.Depth = (depth + 1)
}
})
// Alloc stats can be computed from page counts and pageSize.
s.BranchAlloc = (s.BranchPageN + s.BranchOverflowN) * pageSize
s.LeafAlloc = (s.LeafPageN + s.LeafOverflowN) * pageSize
// Add the max depth of sub-buckets to get total nested depth.
s.Depth += subStats.Depth
// Add the stats for all sub-buckets
s.Add(subStats)
return s
} | [
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] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/bucket.go#L398-L477 |
162,352 | boltdb/bolt | bucket.go | forEachPage | func (b *Bucket) forEachPage(fn func(*page, int)) {
// If we have an inline page then just use that.
if b.page != nil {
fn(b.page, 0)
return
}
// Otherwise traverse the page hierarchy.
b.tx.forEachPage(b.root, 0, fn)
} | go | func (b *Bucket) forEachPage(fn func(*page, int)) {
// If we have an inline page then just use that.
if b.page != nil {
fn(b.page, 0)
return
}
// Otherwise traverse the page hierarchy.
b.tx.forEachPage(b.root, 0, fn)
} | [
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] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/bucket.go#L480-L489 |
162,353 | boltdb/bolt | bucket.go | spill | func (b *Bucket) spill() error {
// Spill all child buckets first.
for name, child := range b.buckets {
// If the child bucket is small enough and it has no child buckets then
// write it inline into the parent bucket's page. Otherwise spill it
// like a normal bucket and make the parent value a pointer to the page.
var value []byte
if child.inlineable() {
child.free()
value = child.write()
} else {
if err := child.spill(); err != nil {
return err
}
// Update the child bucket header in this bucket.
value = make([]byte, unsafe.Sizeof(bucket{}))
var bucket = (*bucket)(unsafe.Pointer(&value[0]))
*bucket = *child.bucket
}
// Skip writing the bucket if there are no materialized nodes.
if child.rootNode == nil {
continue
}
// Update parent node.
var c = b.Cursor()
k, _, flags := c.seek([]byte(name))
if !bytes.Equal([]byte(name), k) {
panic(fmt.Sprintf("misplaced bucket header: %x -> %x", []byte(name), k))
}
if flags&bucketLeafFlag == 0 {
panic(fmt.Sprintf("unexpected bucket header flag: %x", flags))
}
c.node().put([]byte(name), []byte(name), value, 0, bucketLeafFlag)
}
// Ignore if there's not a materialized root node.
if b.rootNode == nil {
return nil
}
// Spill nodes.
if err := b.rootNode.spill(); err != nil {
return err
}
b.rootNode = b.rootNode.root()
// Update the root node for this bucket.
if b.rootNode.pgid >= b.tx.meta.pgid {
panic(fmt.Sprintf("pgid (%d) above high water mark (%d)", b.rootNode.pgid, b.tx.meta.pgid))
}
b.root = b.rootNode.pgid
return nil
} | go | func (b *Bucket) spill() error {
// Spill all child buckets first.
for name, child := range b.buckets {
// If the child bucket is small enough and it has no child buckets then
// write it inline into the parent bucket's page. Otherwise spill it
// like a normal bucket and make the parent value a pointer to the page.
var value []byte
if child.inlineable() {
child.free()
value = child.write()
} else {
if err := child.spill(); err != nil {
return err
}
// Update the child bucket header in this bucket.
value = make([]byte, unsafe.Sizeof(bucket{}))
var bucket = (*bucket)(unsafe.Pointer(&value[0]))
*bucket = *child.bucket
}
// Skip writing the bucket if there are no materialized nodes.
if child.rootNode == nil {
continue
}
// Update parent node.
var c = b.Cursor()
k, _, flags := c.seek([]byte(name))
if !bytes.Equal([]byte(name), k) {
panic(fmt.Sprintf("misplaced bucket header: %x -> %x", []byte(name), k))
}
if flags&bucketLeafFlag == 0 {
panic(fmt.Sprintf("unexpected bucket header flag: %x", flags))
}
c.node().put([]byte(name), []byte(name), value, 0, bucketLeafFlag)
}
// Ignore if there's not a materialized root node.
if b.rootNode == nil {
return nil
}
// Spill nodes.
if err := b.rootNode.spill(); err != nil {
return err
}
b.rootNode = b.rootNode.root()
// Update the root node for this bucket.
if b.rootNode.pgid >= b.tx.meta.pgid {
panic(fmt.Sprintf("pgid (%d) above high water mark (%d)", b.rootNode.pgid, b.tx.meta.pgid))
}
b.root = b.rootNode.pgid
return nil
} | [
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] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/bucket.go#L526-L582 |
162,354 | boltdb/bolt | bucket.go | inlineable | func (b *Bucket) inlineable() bool {
var n = b.rootNode
// Bucket must only contain a single leaf node.
if n == nil || !n.isLeaf {
return false
}
// Bucket is not inlineable if it contains subbuckets or if it goes beyond
// our threshold for inline bucket size.
var size = pageHeaderSize
for _, inode := range n.inodes {
size += leafPageElementSize + len(inode.key) + len(inode.value)
if inode.flags&bucketLeafFlag != 0 {
return false
} else if size > b.maxInlineBucketSize() {
return false
}
}
return true
} | go | func (b *Bucket) inlineable() bool {
var n = b.rootNode
// Bucket must only contain a single leaf node.
if n == nil || !n.isLeaf {
return false
}
// Bucket is not inlineable if it contains subbuckets or if it goes beyond
// our threshold for inline bucket size.
var size = pageHeaderSize
for _, inode := range n.inodes {
size += leafPageElementSize + len(inode.key) + len(inode.value)
if inode.flags&bucketLeafFlag != 0 {
return false
} else if size > b.maxInlineBucketSize() {
return false
}
}
return true
} | [
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// and if it contains no subbuckets. Otherwise returns false. | [
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] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/bucket.go#L586-L608 |
162,355 | boltdb/bolt | bucket.go | write | func (b *Bucket) write() []byte {
// Allocate the appropriate size.
var n = b.rootNode
var value = make([]byte, bucketHeaderSize+n.size())
// Write a bucket header.
var bucket = (*bucket)(unsafe.Pointer(&value[0]))
*bucket = *b.bucket
// Convert byte slice to a fake page and write the root node.
var p = (*page)(unsafe.Pointer(&value[bucketHeaderSize]))
n.write(p)
return value
} | go | func (b *Bucket) write() []byte {
// Allocate the appropriate size.
var n = b.rootNode
var value = make([]byte, bucketHeaderSize+n.size())
// Write a bucket header.
var bucket = (*bucket)(unsafe.Pointer(&value[0]))
*bucket = *b.bucket
// Convert byte slice to a fake page and write the root node.
var p = (*page)(unsafe.Pointer(&value[bucketHeaderSize]))
n.write(p)
return value
} | [
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"slice",
"."
] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/bucket.go#L616-L630 |
162,356 | boltdb/bolt | bucket.go | rebalance | func (b *Bucket) rebalance() {
for _, n := range b.nodes {
n.rebalance()
}
for _, child := range b.buckets {
child.rebalance()
}
} | go | func (b *Bucket) rebalance() {
for _, n := range b.nodes {
n.rebalance()
}
for _, child := range b.buckets {
child.rebalance()
}
} | [
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"{"... | // rebalance attempts to balance all nodes. | [
"rebalance",
"attempts",
"to",
"balance",
"all",
"nodes",
"."
] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/bucket.go#L633-L640 |
162,357 | boltdb/bolt | bucket.go | node | func (b *Bucket) node(pgid pgid, parent *node) *node {
_assert(b.nodes != nil, "nodes map expected")
// Retrieve node if it's already been created.
if n := b.nodes[pgid]; n != nil {
return n
}
// Otherwise create a node and cache it.
n := &node{bucket: b, parent: parent}
if parent == nil {
b.rootNode = n
} else {
parent.children = append(parent.children, n)
}
// Use the inline page if this is an inline bucket.
var p = b.page
if p == nil {
p = b.tx.page(pgid)
}
// Read the page into the node and cache it.
n.read(p)
b.nodes[pgid] = n
// Update statistics.
b.tx.stats.NodeCount++
return n
} | go | func (b *Bucket) node(pgid pgid, parent *node) *node {
_assert(b.nodes != nil, "nodes map expected")
// Retrieve node if it's already been created.
if n := b.nodes[pgid]; n != nil {
return n
}
// Otherwise create a node and cache it.
n := &node{bucket: b, parent: parent}
if parent == nil {
b.rootNode = n
} else {
parent.children = append(parent.children, n)
}
// Use the inline page if this is an inline bucket.
var p = b.page
if p == nil {
p = b.tx.page(pgid)
}
// Read the page into the node and cache it.
n.read(p)
b.nodes[pgid] = n
// Update statistics.
b.tx.stats.NodeCount++
return n
} | [
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] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/bucket.go#L643-L673 |
162,358 | boltdb/bolt | bucket.go | free | func (b *Bucket) free() {
if b.root == 0 {
return
}
var tx = b.tx
b.forEachPageNode(func(p *page, n *node, _ int) {
if p != nil {
tx.db.freelist.free(tx.meta.txid, p)
} else {
n.free()
}
})
b.root = 0
} | go | func (b *Bucket) free() {
if b.root == 0 {
return
}
var tx = b.tx
b.forEachPageNode(func(p *page, n *node, _ int) {
if p != nil {
tx.db.freelist.free(tx.meta.txid, p)
} else {
n.free()
}
})
b.root = 0
} | [
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... | // free recursively frees all pages in the bucket. | [
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"bucket",
"."
] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/bucket.go#L676-L690 |
162,359 | boltdb/bolt | bucket.go | dereference | func (b *Bucket) dereference() {
if b.rootNode != nil {
b.rootNode.root().dereference()
}
for _, child := range b.buckets {
child.dereference()
}
} | go | func (b *Bucket) dereference() {
if b.rootNode != nil {
b.rootNode.root().dereference()
}
for _, child := range b.buckets {
child.dereference()
}
} | [
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"ran... | // dereference removes all references to the old mmap. | [
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"mmap",
"."
] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/bucket.go#L693-L701 |
162,360 | boltdb/bolt | bucket.go | pageNode | func (b *Bucket) pageNode(id pgid) (*page, *node) {
// Inline buckets have a fake page embedded in their value so treat them
// differently. We'll return the rootNode (if available) or the fake page.
if b.root == 0 {
if id != 0 {
panic(fmt.Sprintf("inline bucket non-zero page access(2): %d != 0", id))
}
if b.rootNode != nil {
return nil, b.rootNode
}
return b.page, nil
}
// Check the node cache for non-inline buckets.
if b.nodes != nil {
if n := b.nodes[id]; n != nil {
return nil, n
}
}
// Finally lookup the page from the transaction if no node is materialized.
return b.tx.page(id), nil
} | go | func (b *Bucket) pageNode(id pgid) (*page, *node) {
// Inline buckets have a fake page embedded in their value so treat them
// differently. We'll return the rootNode (if available) or the fake page.
if b.root == 0 {
if id != 0 {
panic(fmt.Sprintf("inline bucket non-zero page access(2): %d != 0", id))
}
if b.rootNode != nil {
return nil, b.rootNode
}
return b.page, nil
}
// Check the node cache for non-inline buckets.
if b.nodes != nil {
if n := b.nodes[id]; n != nil {
return nil, n
}
}
// Finally lookup the page from the transaction if no node is materialized.
return b.tx.page(id), nil
} | [
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"// differently. We'll return the rootNode (if available) or the fake page.",
... | // pageNode returns the in-memory node, if it exists.
// Otherwise returns the underlying page. | [
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"."
] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/bucket.go#L705-L727 |
162,361 | boltdb/bolt | bucket.go | cloneBytes | func cloneBytes(v []byte) []byte {
var clone = make([]byte, len(v))
copy(clone, v)
return clone
} | go | func cloneBytes(v []byte) []byte {
var clone = make([]byte, len(v))
copy(clone, v)
return clone
} | [
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"copy",
"(",
"clone",
",",
"v",
")",
"\n",
"return",
"clone",
"\n",
"}"
] | // cloneBytes returns a copy of a given slice. | [
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"a",
"copy",
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"a",
"given",
"slice",
"."
] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/bucket.go#L773-L777 |
162,362 | boltdb/bolt | bolt_unix_solaris.go | mmap | func mmap(db *DB, sz int) error {
// Map the data file to memory.
b, err := unix.Mmap(int(db.file.Fd()), 0, sz, syscall.PROT_READ, syscall.MAP_SHARED|db.MmapFlags)
if err != nil {
return err
}
// Advise the kernel that the mmap is accessed randomly.
if err := unix.Madvise(b, syscall.MADV_RANDOM); err != nil {
return fmt.Errorf("madvise: %s", err)
}
// Save the original byte slice and convert to a byte array pointer.
db.dataref = b
db.data = (*[maxMapSize]byte)(unsafe.Pointer(&b[0]))
db.datasz = sz
return nil
} | go | func mmap(db *DB, sz int) error {
// Map the data file to memory.
b, err := unix.Mmap(int(db.file.Fd()), 0, sz, syscall.PROT_READ, syscall.MAP_SHARED|db.MmapFlags)
if err != nil {
return err
}
// Advise the kernel that the mmap is accessed randomly.
if err := unix.Madvise(b, syscall.MADV_RANDOM); err != nil {
return fmt.Errorf("madvise: %s", err)
}
// Save the original byte slice and convert to a byte array pointer.
db.dataref = b
db.data = (*[maxMapSize]byte)(unsafe.Pointer(&b[0]))
db.datasz = sz
return nil
} | [
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"file",
"."
] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/bolt_unix_solaris.go#L58-L75 |
162,363 | boltdb/bolt | bolt_unix_solaris.go | munmap | func munmap(db *DB) error {
// Ignore the unmap if we have no mapped data.
if db.dataref == nil {
return nil
}
// Unmap using the original byte slice.
err := unix.Munmap(db.dataref)
db.dataref = nil
db.data = nil
db.datasz = 0
return err
} | go | func munmap(db *DB) error {
// Ignore the unmap if we have no mapped data.
if db.dataref == nil {
return nil
}
// Unmap using the original byte slice.
err := unix.Munmap(db.dataref)
db.dataref = nil
db.data = nil
db.datasz = 0
return err
} | [
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"}",
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"file",
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"memory",
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] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/bolt_unix_solaris.go#L78-L90 |
162,364 | boltdb/bolt | cursor.go | First | func (c *Cursor) First() (key []byte, value []byte) {
_assert(c.bucket.tx.db != nil, "tx closed")
c.stack = c.stack[:0]
p, n := c.bucket.pageNode(c.bucket.root)
c.stack = append(c.stack, elemRef{page: p, node: n, index: 0})
c.first()
// If we land on an empty page then move to the next value.
// https://github.com/boltdb/bolt/issues/450
if c.stack[len(c.stack)-1].count() == 0 {
c.next()
}
k, v, flags := c.keyValue()
if (flags & uint32(bucketLeafFlag)) != 0 {
return k, nil
}
return k, v
} | go | func (c *Cursor) First() (key []byte, value []byte) {
_assert(c.bucket.tx.db != nil, "tx closed")
c.stack = c.stack[:0]
p, n := c.bucket.pageNode(c.bucket.root)
c.stack = append(c.stack, elemRef{page: p, node: n, index: 0})
c.first()
// If we land on an empty page then move to the next value.
// https://github.com/boltdb/bolt/issues/450
if c.stack[len(c.stack)-1].count() == 0 {
c.next()
}
k, v, flags := c.keyValue()
if (flags & uint32(bucketLeafFlag)) != 0 {
return k, nil
}
return k, v
} | [
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... | // First moves the cursor to the first item in the bucket and returns its key and value.
// If the bucket is empty then a nil key and value are returned.
// The returned key and value are only valid for the life of the transaction. | [
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"The",... | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/cursor.go#L31-L50 |
162,365 | boltdb/bolt | cursor.go | Last | func (c *Cursor) Last() (key []byte, value []byte) {
_assert(c.bucket.tx.db != nil, "tx closed")
c.stack = c.stack[:0]
p, n := c.bucket.pageNode(c.bucket.root)
ref := elemRef{page: p, node: n}
ref.index = ref.count() - 1
c.stack = append(c.stack, ref)
c.last()
k, v, flags := c.keyValue()
if (flags & uint32(bucketLeafFlag)) != 0 {
return k, nil
}
return k, v
} | go | func (c *Cursor) Last() (key []byte, value []byte) {
_assert(c.bucket.tx.db != nil, "tx closed")
c.stack = c.stack[:0]
p, n := c.bucket.pageNode(c.bucket.root)
ref := elemRef{page: p, node: n}
ref.index = ref.count() - 1
c.stack = append(c.stack, ref)
c.last()
k, v, flags := c.keyValue()
if (flags & uint32(bucketLeafFlag)) != 0 {
return k, nil
}
return k, v
} | [
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// If the bucket is empty then a nil key and value are returned.
// The returned key and value are only valid for the life of the transaction. | [
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... | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/cursor.go#L55-L68 |
162,366 | boltdb/bolt | cursor.go | Next | func (c *Cursor) Next() (key []byte, value []byte) {
_assert(c.bucket.tx.db != nil, "tx closed")
k, v, flags := c.next()
if (flags & uint32(bucketLeafFlag)) != 0 {
return k, nil
}
return k, v
} | go | func (c *Cursor) Next() (key []byte, value []byte) {
_assert(c.bucket.tx.db != nil, "tx closed")
k, v, flags := c.next()
if (flags & uint32(bucketLeafFlag)) != 0 {
return k, nil
}
return k, v
} | [
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// If the cursor is at the end of the bucket then a nil key and value are returned.
// The returned key and value are only valid for the life of the transaction. | [
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162,367 | boltdb/bolt | cursor.go | Prev | func (c *Cursor) Prev() (key []byte, value []byte) {
_assert(c.bucket.tx.db != nil, "tx closed")
// Attempt to move back one element until we're successful.
// Move up the stack as we hit the beginning of each page in our stack.
for i := len(c.stack) - 1; i >= 0; i-- {
elem := &c.stack[i]
if elem.index > 0 {
elem.index--
break
}
c.stack = c.stack[:i]
}
// If we've hit the end then return nil.
if len(c.stack) == 0 {
return nil, nil
}
// Move down the stack to find the last element of the last leaf under this branch.
c.last()
k, v, flags := c.keyValue()
if (flags & uint32(bucketLeafFlag)) != 0 {
return k, nil
}
return k, v
} | go | func (c *Cursor) Prev() (key []byte, value []byte) {
_assert(c.bucket.tx.db != nil, "tx closed")
// Attempt to move back one element until we're successful.
// Move up the stack as we hit the beginning of each page in our stack.
for i := len(c.stack) - 1; i >= 0; i-- {
elem := &c.stack[i]
if elem.index > 0 {
elem.index--
break
}
c.stack = c.stack[:i]
}
// If we've hit the end then return nil.
if len(c.stack) == 0 {
return nil, nil
}
// Move down the stack to find the last element of the last leaf under this branch.
c.last()
k, v, flags := c.keyValue()
if (flags & uint32(bucketLeafFlag)) != 0 {
return k, nil
}
return k, v
} | [
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162,368 | boltdb/bolt | cursor.go | Seek | func (c *Cursor) Seek(seek []byte) (key []byte, value []byte) {
k, v, flags := c.seek(seek)
// If we ended up after the last element of a page then move to the next one.
if ref := &c.stack[len(c.stack)-1]; ref.index >= ref.count() {
k, v, flags = c.next()
}
if k == nil {
return nil, nil
} else if (flags & uint32(bucketLeafFlag)) != 0 {
return k, nil
}
return k, v
} | go | func (c *Cursor) Seek(seek []byte) (key []byte, value []byte) {
k, v, flags := c.seek(seek)
// If we ended up after the last element of a page then move to the next one.
if ref := &c.stack[len(c.stack)-1]; ref.index >= ref.count() {
k, v, flags = c.next()
}
if k == nil {
return nil, nil
} else if (flags & uint32(bucketLeafFlag)) != 0 {
return k, nil
}
return k, v
} | [
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162,369 | boltdb/bolt | cursor.go | seek | func (c *Cursor) seek(seek []byte) (key []byte, value []byte, flags uint32) {
_assert(c.bucket.tx.db != nil, "tx closed")
// Start from root page/node and traverse to correct page.
c.stack = c.stack[:0]
c.search(seek, c.bucket.root)
ref := &c.stack[len(c.stack)-1]
// If the cursor is pointing to the end of page/node then return nil.
if ref.index >= ref.count() {
return nil, nil, 0
}
// If this is a bucket then return a nil value.
return c.keyValue()
} | go | func (c *Cursor) seek(seek []byte) (key []byte, value []byte, flags uint32) {
_assert(c.bucket.tx.db != nil, "tx closed")
// Start from root page/node and traverse to correct page.
c.stack = c.stack[:0]
c.search(seek, c.bucket.root)
ref := &c.stack[len(c.stack)-1]
// If the cursor is pointing to the end of page/node then return nil.
if ref.index >= ref.count() {
return nil, nil, 0
}
// If this is a bucket then return a nil value.
return c.keyValue()
} | [
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] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/cursor.go#L154-L169 |
162,370 | boltdb/bolt | cursor.go | first | func (c *Cursor) first() {
for {
// Exit when we hit a leaf page.
var ref = &c.stack[len(c.stack)-1]
if ref.isLeaf() {
break
}
// Keep adding pages pointing to the first element to the stack.
var pgid pgid
if ref.node != nil {
pgid = ref.node.inodes[ref.index].pgid
} else {
pgid = ref.page.branchPageElement(uint16(ref.index)).pgid
}
p, n := c.bucket.pageNode(pgid)
c.stack = append(c.stack, elemRef{page: p, node: n, index: 0})
}
} | go | func (c *Cursor) first() {
for {
// Exit when we hit a leaf page.
var ref = &c.stack[len(c.stack)-1]
if ref.isLeaf() {
break
}
// Keep adding pages pointing to the first element to the stack.
var pgid pgid
if ref.node != nil {
pgid = ref.node.inodes[ref.index].pgid
} else {
pgid = ref.page.branchPageElement(uint16(ref.index)).pgid
}
p, n := c.bucket.pageNode(pgid)
c.stack = append(c.stack, elemRef{page: p, node: n, index: 0})
}
} | [
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] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/cursor.go#L172-L190 |
162,371 | boltdb/bolt | cursor.go | next | func (c *Cursor) next() (key []byte, value []byte, flags uint32) {
for {
// Attempt to move over one element until we're successful.
// Move up the stack as we hit the end of each page in our stack.
var i int
for i = len(c.stack) - 1; i >= 0; i-- {
elem := &c.stack[i]
if elem.index < elem.count()-1 {
elem.index++
break
}
}
// If we've hit the root page then stop and return. This will leave the
// cursor on the last element of the last page.
if i == -1 {
return nil, nil, 0
}
// Otherwise start from where we left off in the stack and find the
// first element of the first leaf page.
c.stack = c.stack[:i+1]
c.first()
// If this is an empty page then restart and move back up the stack.
// https://github.com/boltdb/bolt/issues/450
if c.stack[len(c.stack)-1].count() == 0 {
continue
}
return c.keyValue()
}
} | go | func (c *Cursor) next() (key []byte, value []byte, flags uint32) {
for {
// Attempt to move over one element until we're successful.
// Move up the stack as we hit the end of each page in our stack.
var i int
for i = len(c.stack) - 1; i >= 0; i-- {
elem := &c.stack[i]
if elem.index < elem.count()-1 {
elem.index++
break
}
}
// If we've hit the root page then stop and return. This will leave the
// cursor on the last element of the last page.
if i == -1 {
return nil, nil, 0
}
// Otherwise start from where we left off in the stack and find the
// first element of the first leaf page.
c.stack = c.stack[:i+1]
c.first()
// If this is an empty page then restart and move back up the stack.
// https://github.com/boltdb/bolt/issues/450
if c.stack[len(c.stack)-1].count() == 0 {
continue
}
return c.keyValue()
}
} | [
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] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/cursor.go#L218-L250 |
162,372 | boltdb/bolt | cursor.go | nsearch | func (c *Cursor) nsearch(key []byte) {
e := &c.stack[len(c.stack)-1]
p, n := e.page, e.node
// If we have a node then search its inodes.
if n != nil {
index := sort.Search(len(n.inodes), func(i int) bool {
return bytes.Compare(n.inodes[i].key, key) != -1
})
e.index = index
return
}
// If we have a page then search its leaf elements.
inodes := p.leafPageElements()
index := sort.Search(int(p.count), func(i int) bool {
return bytes.Compare(inodes[i].key(), key) != -1
})
e.index = index
} | go | func (c *Cursor) nsearch(key []byte) {
e := &c.stack[len(c.stack)-1]
p, n := e.page, e.node
// If we have a node then search its inodes.
if n != nil {
index := sort.Search(len(n.inodes), func(i int) bool {
return bytes.Compare(n.inodes[i].key, key) != -1
})
e.index = index
return
}
// If we have a page then search its leaf elements.
inodes := p.leafPageElements()
index := sort.Search(int(p.count), func(i int) bool {
return bytes.Compare(inodes[i].key(), key) != -1
})
e.index = index
} | [
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] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/cursor.go#L318-L337 |
162,373 | boltdb/bolt | cursor.go | keyValue | func (c *Cursor) keyValue() ([]byte, []byte, uint32) {
ref := &c.stack[len(c.stack)-1]
if ref.count() == 0 || ref.index >= ref.count() {
return nil, nil, 0
}
// Retrieve value from node.
if ref.node != nil {
inode := &ref.node.inodes[ref.index]
return inode.key, inode.value, inode.flags
}
// Or retrieve value from page.
elem := ref.page.leafPageElement(uint16(ref.index))
return elem.key(), elem.value(), elem.flags
} | go | func (c *Cursor) keyValue() ([]byte, []byte, uint32) {
ref := &c.stack[len(c.stack)-1]
if ref.count() == 0 || ref.index >= ref.count() {
return nil, nil, 0
}
// Retrieve value from node.
if ref.node != nil {
inode := &ref.node.inodes[ref.index]
return inode.key, inode.value, inode.flags
}
// Or retrieve value from page.
elem := ref.page.leafPageElement(uint16(ref.index))
return elem.key(), elem.value(), elem.flags
} | [
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162,374 | boltdb/bolt | cursor.go | node | func (c *Cursor) node() *node {
_assert(len(c.stack) > 0, "accessing a node with a zero-length cursor stack")
// If the top of the stack is a leaf node then just return it.
if ref := &c.stack[len(c.stack)-1]; ref.node != nil && ref.isLeaf() {
return ref.node
}
// Start from root and traverse down the hierarchy.
var n = c.stack[0].node
if n == nil {
n = c.bucket.node(c.stack[0].page.id, nil)
}
for _, ref := range c.stack[:len(c.stack)-1] {
_assert(!n.isLeaf, "expected branch node")
n = n.childAt(int(ref.index))
}
_assert(n.isLeaf, "expected leaf node")
return n
} | go | func (c *Cursor) node() *node {
_assert(len(c.stack) > 0, "accessing a node with a zero-length cursor stack")
// If the top of the stack is a leaf node then just return it.
if ref := &c.stack[len(c.stack)-1]; ref.node != nil && ref.isLeaf() {
return ref.node
}
// Start from root and traverse down the hierarchy.
var n = c.stack[0].node
if n == nil {
n = c.bucket.node(c.stack[0].page.id, nil)
}
for _, ref := range c.stack[:len(c.stack)-1] {
_assert(!n.isLeaf, "expected branch node")
n = n.childAt(int(ref.index))
}
_assert(n.isLeaf, "expected leaf node")
return n
} | [
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] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/cursor.go#L358-L377 |
162,375 | boltdb/bolt | cursor.go | count | func (r *elemRef) count() int {
if r.node != nil {
return len(r.node.inodes)
}
return int(r.page.count)
} | go | func (r *elemRef) count() int {
if r.node != nil {
return len(r.node.inodes)
}
return int(r.page.count)
} | [
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] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/cursor.go#L395-L400 |
162,376 | boltdb/bolt | page.go | leafPageElements | func (p *page) leafPageElements() []leafPageElement {
if p.count == 0 {
return nil
}
return ((*[0x7FFFFFF]leafPageElement)(unsafe.Pointer(&p.ptr)))[:]
} | go | func (p *page) leafPageElements() []leafPageElement {
if p.count == 0 {
return nil
}
return ((*[0x7FFFFFF]leafPageElement)(unsafe.Pointer(&p.ptr)))[:]
} | [
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] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/page.go#L64-L69 |
162,377 | boltdb/bolt | page.go | branchPageElements | func (p *page) branchPageElements() []branchPageElement {
if p.count == 0 {
return nil
}
return ((*[0x7FFFFFF]branchPageElement)(unsafe.Pointer(&p.ptr)))[:]
} | go | func (p *page) branchPageElements() []branchPageElement {
if p.count == 0 {
return nil
}
return ((*[0x7FFFFFF]branchPageElement)(unsafe.Pointer(&p.ptr)))[:]
} | [
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"list",
"of",
"branch",
"nodes",
"."
] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/page.go#L77-L82 |
162,378 | boltdb/bolt | page.go | hexdump | func (p *page) hexdump(n int) {
buf := (*[maxAllocSize]byte)(unsafe.Pointer(p))[:n]
fmt.Fprintf(os.Stderr, "%x\n", buf)
} | go | func (p *page) hexdump(n int) {
buf := (*[maxAllocSize]byte)(unsafe.Pointer(p))[:n]
fmt.Fprintf(os.Stderr, "%x\n", buf)
} | [
"func",
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"(",
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")",
")",
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":",
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"]",
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"(",
... | // dump writes n bytes of the page to STDERR as hex output. | [
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"of",
"the",
"page",
"to",
"STDERR",
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"output",
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] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/page.go#L85-L88 |
162,379 | boltdb/bolt | page.go | value | func (n *leafPageElement) value() []byte {
buf := (*[maxAllocSize]byte)(unsafe.Pointer(n))
return (*[maxAllocSize]byte)(unsafe.Pointer(&buf[n.pos+n.ksize]))[:n.vsize:n.vsize]
} | go | func (n *leafPageElement) value() []byte {
buf := (*[maxAllocSize]byte)(unsafe.Pointer(n))
return (*[maxAllocSize]byte)(unsafe.Pointer(&buf[n.pos+n.ksize]))[:n.vsize:n.vsize]
} | [
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")",
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"byte",
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"of",
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"node",
"value",
"."
] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/page.go#L124-L127 |
162,380 | boltdb/bolt | page.go | merge | func (a pgids) merge(b pgids) pgids {
// Return the opposite slice if one is nil.
if len(a) == 0 {
return b
}
if len(b) == 0 {
return a
}
merged := make(pgids, len(a)+len(b))
mergepgids(merged, a, b)
return merged
} | go | func (a pgids) merge(b pgids) pgids {
// Return the opposite slice if one is nil.
if len(a) == 0 {
return b
}
if len(b) == 0 {
return a
}
merged := make(pgids, len(a)+len(b))
mergepgids(merged, a, b)
return merged
} | [
"func",
"(",
"a",
"pgids",
")",
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"(",
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")",
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"// Return the opposite slice if one is nil.",
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")",
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"\n",
"}",
"\n",
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"(",
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")",
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"r... | // merge returns the sorted union of a and b. | [
"merge",
"returns",
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"sorted",
"union",
"of",
"a",
"and",
"b",
"."
] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/page.go#L144-L155 |
162,381 | boltdb/bolt | page.go | mergepgids | func mergepgids(dst, a, b pgids) {
if len(dst) < len(a)+len(b) {
panic(fmt.Errorf("mergepgids bad len %d < %d + %d", len(dst), len(a), len(b)))
}
// Copy in the opposite slice if one is nil.
if len(a) == 0 {
copy(dst, b)
return
}
if len(b) == 0 {
copy(dst, a)
return
}
// Merged will hold all elements from both lists.
merged := dst[:0]
// Assign lead to the slice with a lower starting value, follow to the higher value.
lead, follow := a, b
if b[0] < a[0] {
lead, follow = b, a
}
// Continue while there are elements in the lead.
for len(lead) > 0 {
// Merge largest prefix of lead that is ahead of follow[0].
n := sort.Search(len(lead), func(i int) bool { return lead[i] > follow[0] })
merged = append(merged, lead[:n]...)
if n >= len(lead) {
break
}
// Swap lead and follow.
lead, follow = follow, lead[n:]
}
// Append what's left in follow.
_ = append(merged, follow...)
} | go | func mergepgids(dst, a, b pgids) {
if len(dst) < len(a)+len(b) {
panic(fmt.Errorf("mergepgids bad len %d < %d + %d", len(dst), len(a), len(b)))
}
// Copy in the opposite slice if one is nil.
if len(a) == 0 {
copy(dst, b)
return
}
if len(b) == 0 {
copy(dst, a)
return
}
// Merged will hold all elements from both lists.
merged := dst[:0]
// Assign lead to the slice with a lower starting value, follow to the higher value.
lead, follow := a, b
if b[0] < a[0] {
lead, follow = b, a
}
// Continue while there are elements in the lead.
for len(lead) > 0 {
// Merge largest prefix of lead that is ahead of follow[0].
n := sort.Search(len(lead), func(i int) bool { return lead[i] > follow[0] })
merged = append(merged, lead[:n]...)
if n >= len(lead) {
break
}
// Swap lead and follow.
lead, follow = follow, lead[n:]
}
// Append what's left in follow.
_ = append(merged, follow...)
} | [
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",",
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"(",
"fmt",
".",
"Errorf",
"(",
"\"",
"\"",
",",
"len",
"(",
"dst",
... | // mergepgids copies the sorted union of a and b into dst.
// If dst is too small, it panics. | [
"mergepgids",
"copies",
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"union",
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"b",
"into",
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".",
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"."
] | fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5 | https://github.com/boltdb/bolt/blob/fd01fc79c553a8e99d512a07e8e0c63d4a3ccfc5/page.go#L159-L197 |
162,382 | appleboy/gorush | gorush/version.go | PrintGoRushVersion | func PrintGoRushVersion() {
fmt.Printf(`GoRush %s, Compiler: %s %s, Copyright (C) 2019 Bo-Yi Wu, Inc.`,
version,
runtime.Compiler,
runtime.Version())
fmt.Println()
} | go | func PrintGoRushVersion() {
fmt.Printf(`GoRush %s, Compiler: %s %s, Copyright (C) 2019 Bo-Yi Wu, Inc.`,
version,
runtime.Compiler,
runtime.Version())
fmt.Println()
} | [
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"(",
")",
"{",
"fmt",
".",
"Printf",
"(",
"`GoRush %s, Compiler: %s %s, Copyright (C) 2019 Bo-Yi Wu, Inc.`",
",",
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",",
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".",
"Compiler",
",",
"runtime",
".",
"Version",
"(",
")",
")",
"\n",
"fmt",
".",
"Println",
... | // PrintGoRushVersion provide print server engine | [
"PrintGoRushVersion",
"provide",
"print",
"server",
"engine"
] | 55ff87f96fb660b9b632289448a880f7249e4c90 | https://github.com/appleboy/gorush/blob/55ff87f96fb660b9b632289448a880f7249e4c90/gorush/version.go#L23-L29 |
162,383 | appleboy/gorush | gorush/notification_fcm.go | InitFCMClient | func InitFCMClient(key string) (*fcm.Client, error) {
var err error
if key == "" {
return nil, errors.New("Missing Android API Key")
}
if key != PushConf.Android.APIKey {
return fcm.NewClient(key)
}
if FCMClient == nil {
FCMClient, err = fcm.NewClient(key)
return FCMClient, err
}
return FCMClient, nil
} | go | func InitFCMClient(key string) (*fcm.Client, error) {
var err error
if key == "" {
return nil, errors.New("Missing Android API Key")
}
if key != PushConf.Android.APIKey {
return fcm.NewClient(key)
}
if FCMClient == nil {
FCMClient, err = fcm.NewClient(key)
return FCMClient, err
}
return FCMClient, nil
} | [
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"string",
")",
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"nil",
",",
"errors",
".",
"New",
"(",
"\"",
"\"",
")",
"\n",... | // InitFCMClient use for initialize FCM Client. | [
"InitFCMClient",
"use",
"for",
"initialize",
"FCM",
"Client",
"."
] | 55ff87f96fb660b9b632289448a880f7249e4c90 | https://github.com/appleboy/gorush/blob/55ff87f96fb660b9b632289448a880f7249e4c90/gorush/notification_fcm.go#L11-L28 |
162,384 | appleboy/gorush | main.go | pinger | func pinger() error {
resp, err := http.Get("http://localhost:" + gorush.PushConf.Core.Port + gorush.PushConf.API.HealthURI)
if err != nil {
return err
}
defer resp.Body.Close()
if resp.StatusCode != 200 {
return fmt.Errorf("server returned non-200 status code")
}
return nil
} | go | func pinger() error {
resp, err := http.Get("http://localhost:" + gorush.PushConf.Core.Port + gorush.PushConf.API.HealthURI)
if err != nil {
return err
}
defer resp.Body.Close()
if resp.StatusCode != 200 {
return fmt.Errorf("server returned non-200 status code")
}
return nil
} | [
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"(",
")",
"error",
"{",
"resp",
",",
"err",
":=",
"http",
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"\"",
"+",
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"Port",
"+",
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".",
"PushConf",
".",
"API",
".",
"HealthURI",
")",
"\n",
"if",
"err... | // handles pinging the endpoint and returns an error if the
// agent is in an unhealthy state. | [
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"and",
"returns",
"an",
"error",
"if",
"the",
"agent",
"is",
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"."
] | 55ff87f96fb660b9b632289448a880f7249e4c90 | https://github.com/appleboy/gorush/blob/55ff87f96fb660b9b632289448a880f7249e4c90/main.go#L297-L307 |
162,385 | appleboy/gorush | rpc/server.go | Send | func (s *Server) Send(ctx context.Context, in *proto.NotificationRequest) (*proto.NotificationReply, error) {
var badge = int(in.Badge)
notification := gorush.PushNotification{
Platform: int(in.Platform),
Tokens: in.Tokens,
Message: in.Message,
Title: in.Title,
Topic: in.Topic,
APIKey: in.Key,
Category: in.Category,
Sound: in.Sound,
ContentAvailable: in.ContentAvailable,
ThreadID: in.ThreadID,
MutableContent: in.MutableContent,
}
if badge > 0 {
notification.Badge = &badge
}
if in.Alert != nil {
notification.Alert = gorush.Alert{
Title: in.Alert.Title,
Body: in.Alert.Body,
Subtitle: in.Alert.Subtitle,
Action: in.Alert.Action,
ActionLocKey: in.Alert.Action,
LaunchImage: in.Alert.LaunchImage,
LocArgs: in.Alert.LocArgs,
LocKey: in.Alert.LocKey,
TitleLocArgs: in.Alert.TitleLocArgs,
TitleLocKey: in.Alert.TitleLocKey,
}
}
go gorush.SendNotification(notification)
return &proto.NotificationReply{
Success: true,
Counts: int32(len(notification.Tokens)),
}, nil
} | go | func (s *Server) Send(ctx context.Context, in *proto.NotificationRequest) (*proto.NotificationReply, error) {
var badge = int(in.Badge)
notification := gorush.PushNotification{
Platform: int(in.Platform),
Tokens: in.Tokens,
Message: in.Message,
Title: in.Title,
Topic: in.Topic,
APIKey: in.Key,
Category: in.Category,
Sound: in.Sound,
ContentAvailable: in.ContentAvailable,
ThreadID: in.ThreadID,
MutableContent: in.MutableContent,
}
if badge > 0 {
notification.Badge = &badge
}
if in.Alert != nil {
notification.Alert = gorush.Alert{
Title: in.Alert.Title,
Body: in.Alert.Body,
Subtitle: in.Alert.Subtitle,
Action: in.Alert.Action,
ActionLocKey: in.Alert.Action,
LaunchImage: in.Alert.LaunchImage,
LocArgs: in.Alert.LocArgs,
LocKey: in.Alert.LocKey,
TitleLocArgs: in.Alert.TitleLocArgs,
TitleLocKey: in.Alert.TitleLocKey,
}
}
go gorush.SendNotification(notification)
return &proto.NotificationReply{
Success: true,
Counts: int32(len(notification.Tokens)),
}, nil
} | [
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",",
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")",
"{",
"var",
"badge",
"=",
"int",
"(",
"in",... | // Send implements helloworld.GreeterServer | [
"Send",
"implements",
"helloworld",
".",
"GreeterServer"
] | 55ff87f96fb660b9b632289448a880f7249e4c90 | https://github.com/appleboy/gorush/blob/55ff87f96fb660b9b632289448a880f7249e4c90/rpc/server.go#L50-L91 |
162,386 | appleboy/gorush | rpc/server.go | RunGRPCServer | func RunGRPCServer() error {
if !gorush.PushConf.GRPC.Enabled {
gorush.LogAccess.Debug("gRPC server is disabled.")
return nil
}
lis, err := net.Listen("tcp", ":"+gorush.PushConf.GRPC.Port)
if err != nil {
gorush.LogError.Errorf("failed to listen: %v", err)
return err
}
s := grpc.NewServer()
srv := NewServer()
proto.RegisterGorushServer(s, srv)
proto.RegisterHealthServer(s, srv)
// Register reflection service on gRPC server.
reflection.Register(s)
gorush.LogAccess.Debug("gRPC server is running on " + gorush.PushConf.GRPC.Port + " port.")
if err := s.Serve(lis); err != nil {
gorush.LogError.Errorf("failed to serve: %v", err)
return err
}
return nil
} | go | func RunGRPCServer() error {
if !gorush.PushConf.GRPC.Enabled {
gorush.LogAccess.Debug("gRPC server is disabled.")
return nil
}
lis, err := net.Listen("tcp", ":"+gorush.PushConf.GRPC.Port)
if err != nil {
gorush.LogError.Errorf("failed to listen: %v", err)
return err
}
s := grpc.NewServer()
srv := NewServer()
proto.RegisterGorushServer(s, srv)
proto.RegisterHealthServer(s, srv)
// Register reflection service on gRPC server.
reflection.Register(s)
gorush.LogAccess.Debug("gRPC server is running on " + gorush.PushConf.GRPC.Port + " port.")
if err := s.Serve(lis); err != nil {
gorush.LogError.Errorf("failed to serve: %v", err)
return err
}
return nil
} | [
"func",
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"(",
")",
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"\"",
"\"",
")",
"\n",
"return",
"nil",
"\n",
"}",
"\n\n",
"lis",
",",
"err",
":... | // RunGRPCServer run gorush grpc server | [
"RunGRPCServer",
"run",
"gorush",
"grpc",
"server"
] | 55ff87f96fb660b9b632289448a880f7249e4c90 | https://github.com/appleboy/gorush/blob/55ff87f96fb660b9b632289448a880f7249e4c90/rpc/server.go#L94-L118 |
162,387 | appleboy/gorush | gorush/notification_apns.go | InitAPNSClient | func InitAPNSClient() error {
if PushConf.Ios.Enabled {
var err error
var authKey *ecdsa.PrivateKey
var certificateKey tls.Certificate
var ext string
if PushConf.Ios.KeyPath != "" {
ext = filepath.Ext(PushConf.Ios.KeyPath)
switch ext {
case ".p12":
certificateKey, err = certificate.FromP12File(PushConf.Ios.KeyPath, PushConf.Ios.Password)
case ".pem":
certificateKey, err = certificate.FromPemFile(PushConf.Ios.KeyPath, PushConf.Ios.Password)
case ".p8":
authKey, err = token.AuthKeyFromFile(PushConf.Ios.KeyPath)
default:
err = errors.New("wrong certificate key extension")
}
if err != nil {
LogError.Error("Cert Error:", err.Error())
return err
}
} else if PushConf.Ios.KeyBase64 != "" {
ext = "." + PushConf.Ios.KeyType
key, err := base64.StdEncoding.DecodeString(PushConf.Ios.KeyBase64)
if err != nil {
LogError.Error("base64 decode error:", err.Error())
return err
}
switch ext {
case ".p12":
certificateKey, err = certificate.FromP12Bytes(key, PushConf.Ios.Password)
case ".pem":
certificateKey, err = certificate.FromPemBytes(key, PushConf.Ios.Password)
case ".p8":
authKey, err = token.AuthKeyFromBytes(key)
default:
err = errors.New("wrong certificate key type")
}
if err != nil {
LogError.Error("Cert Error:", err.Error())
return err
}
}
if ext == ".p8" && PushConf.Ios.KeyID != "" && PushConf.Ios.TeamID != "" {
token := &token.Token{
AuthKey: authKey,
// KeyID from developer account (Certificates, Identifiers & Profiles -> Keys)
KeyID: PushConf.Ios.KeyID,
// TeamID from developer account (View Account -> Membership)
TeamID: PushConf.Ios.TeamID,
}
if PushConf.Ios.Production {
ApnsClient = apns2.NewTokenClient(token).Production()
} else {
ApnsClient = apns2.NewTokenClient(token).Development()
}
} else {
if PushConf.Ios.Production {
ApnsClient = apns2.NewClient(certificateKey).Production()
} else {
ApnsClient = apns2.NewClient(certificateKey).Development()
}
}
}
return nil
} | go | func InitAPNSClient() error {
if PushConf.Ios.Enabled {
var err error
var authKey *ecdsa.PrivateKey
var certificateKey tls.Certificate
var ext string
if PushConf.Ios.KeyPath != "" {
ext = filepath.Ext(PushConf.Ios.KeyPath)
switch ext {
case ".p12":
certificateKey, err = certificate.FromP12File(PushConf.Ios.KeyPath, PushConf.Ios.Password)
case ".pem":
certificateKey, err = certificate.FromPemFile(PushConf.Ios.KeyPath, PushConf.Ios.Password)
case ".p8":
authKey, err = token.AuthKeyFromFile(PushConf.Ios.KeyPath)
default:
err = errors.New("wrong certificate key extension")
}
if err != nil {
LogError.Error("Cert Error:", err.Error())
return err
}
} else if PushConf.Ios.KeyBase64 != "" {
ext = "." + PushConf.Ios.KeyType
key, err := base64.StdEncoding.DecodeString(PushConf.Ios.KeyBase64)
if err != nil {
LogError.Error("base64 decode error:", err.Error())
return err
}
switch ext {
case ".p12":
certificateKey, err = certificate.FromP12Bytes(key, PushConf.Ios.Password)
case ".pem":
certificateKey, err = certificate.FromPemBytes(key, PushConf.Ios.Password)
case ".p8":
authKey, err = token.AuthKeyFromBytes(key)
default:
err = errors.New("wrong certificate key type")
}
if err != nil {
LogError.Error("Cert Error:", err.Error())
return err
}
}
if ext == ".p8" && PushConf.Ios.KeyID != "" && PushConf.Ios.TeamID != "" {
token := &token.Token{
AuthKey: authKey,
// KeyID from developer account (Certificates, Identifiers & Profiles -> Keys)
KeyID: PushConf.Ios.KeyID,
// TeamID from developer account (View Account -> Membership)
TeamID: PushConf.Ios.TeamID,
}
if PushConf.Ios.Production {
ApnsClient = apns2.NewTokenClient(token).Production()
} else {
ApnsClient = apns2.NewTokenClient(token).Development()
}
} else {
if PushConf.Ios.Production {
ApnsClient = apns2.NewClient(certificateKey).Production()
} else {
ApnsClient = apns2.NewClient(certificateKey).Development()
}
}
}
return nil
} | [
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"e... | // InitAPNSClient use for initialize APNs Client. | [
"InitAPNSClient",
"use",
"for",
"initialize",
"APNs",
"Client",
"."
] | 55ff87f96fb660b9b632289448a880f7249e4c90 | https://github.com/appleboy/gorush/blob/55ff87f96fb660b9b632289448a880f7249e4c90/gorush/notification_apns.go#L26-L101 |
162,388 | appleboy/gorush | gorush/notification_apns.go | PushToIOS | func PushToIOS(req PushNotification) bool {
LogAccess.Debug("Start push notification for iOS")
if PushConf.Core.Sync {
defer req.WaitDone()
}
var (
retryCount = 0
maxRetry = PushConf.Ios.MaxRetry
)
if req.Retry > 0 && req.Retry < maxRetry {
maxRetry = req.Retry
}
Retry:
var (
isError = false
newTokens []string
)
notification := GetIOSNotification(req)
client := getApnsClient(req)
for _, token := range req.Tokens {
notification.DeviceToken = token
// send ios notification
res, err := client.Push(notification)
if err != nil {
// apns server error
LogPush(FailedPush, token, req, err)
if PushConf.Core.Sync {
req.AddLog(getLogPushEntry(FailedPush, token, req, err))
}
StatStorage.AddIosError(1)
newTokens = append(newTokens, token)
isError = true
continue
}
if res.StatusCode != 200 {
// error message:
// ref: https://github.com/sideshow/apns2/blob/master/response.go#L14-L65
LogPush(FailedPush, token, req, errors.New(res.Reason))
if PushConf.Core.Sync {
req.AddLog(getLogPushEntry(FailedPush, token, req, errors.New(res.Reason)))
}
StatStorage.AddIosError(1)
newTokens = append(newTokens, token)
isError = true
continue
}
if res.Sent() {
LogPush(SucceededPush, token, req, nil)
StatStorage.AddIosSuccess(1)
}
}
if isError && retryCount < maxRetry {
retryCount++
// resend fail token
req.Tokens = newTokens
goto Retry
}
return isError
} | go | func PushToIOS(req PushNotification) bool {
LogAccess.Debug("Start push notification for iOS")
if PushConf.Core.Sync {
defer req.WaitDone()
}
var (
retryCount = 0
maxRetry = PushConf.Ios.MaxRetry
)
if req.Retry > 0 && req.Retry < maxRetry {
maxRetry = req.Retry
}
Retry:
var (
isError = false
newTokens []string
)
notification := GetIOSNotification(req)
client := getApnsClient(req)
for _, token := range req.Tokens {
notification.DeviceToken = token
// send ios notification
res, err := client.Push(notification)
if err != nil {
// apns server error
LogPush(FailedPush, token, req, err)
if PushConf.Core.Sync {
req.AddLog(getLogPushEntry(FailedPush, token, req, err))
}
StatStorage.AddIosError(1)
newTokens = append(newTokens, token)
isError = true
continue
}
if res.StatusCode != 200 {
// error message:
// ref: https://github.com/sideshow/apns2/blob/master/response.go#L14-L65
LogPush(FailedPush, token, req, errors.New(res.Reason))
if PushConf.Core.Sync {
req.AddLog(getLogPushEntry(FailedPush, token, req, errors.New(res.Reason)))
}
StatStorage.AddIosError(1)
newTokens = append(newTokens, token)
isError = true
continue
}
if res.Sent() {
LogPush(SucceededPush, token, req, nil)
StatStorage.AddIosSuccess(1)
}
}
if isError && retryCount < maxRetry {
retryCount++
// resend fail token
req.Tokens = newTokens
goto Retry
}
return isError
} | [
"func",
"PushToIOS",
"(",
"req",
"PushNotification",
")",
"bool",
"{",
"LogAccess",
".",
"Debug",
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"\"",
"\"",
")",
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"if",
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".",
"Core",
".",
"Sync",
"{",
"defer",
"req",
".",
"WaitDone",
"(",
")",
"\n",
"}",
"\n\n",
"var",
"(",
... | // PushToIOS provide send notification to APNs server. | [
"PushToIOS",
"provide",
"send",
"notification",
"to",
"APNs",
"server",
"."
] | 55ff87f96fb660b9b632289448a880f7249e4c90 | https://github.com/appleboy/gorush/blob/55ff87f96fb660b9b632289448a880f7249e4c90/gorush/notification_apns.go#L261-L331 |
162,389 | appleboy/gorush | gorush/status.go | InitAppStatus | func InitAppStatus() error {
LogAccess.Debug("Init App Status Engine as ", PushConf.Stat.Engine)
switch PushConf.Stat.Engine {
case "memory":
StatStorage = memory.New()
case "redis":
StatStorage = redis.New(PushConf)
case "boltdb":
StatStorage = boltdb.New(PushConf)
case "buntdb":
StatStorage = buntdb.New(PushConf)
case "leveldb":
StatStorage = leveldb.New(PushConf)
case "badger":
StatStorage = badger.New(PushConf)
default:
LogError.Error("storage error: can't find storage driver")
return errors.New("can't find storage driver")
}
if err := StatStorage.Init(); err != nil {
LogError.Error("storage error: " + err.Error())
return err
}
return nil
} | go | func InitAppStatus() error {
LogAccess.Debug("Init App Status Engine as ", PushConf.Stat.Engine)
switch PushConf.Stat.Engine {
case "memory":
StatStorage = memory.New()
case "redis":
StatStorage = redis.New(PushConf)
case "boltdb":
StatStorage = boltdb.New(PushConf)
case "buntdb":
StatStorage = buntdb.New(PushConf)
case "leveldb":
StatStorage = leveldb.New(PushConf)
case "badger":
StatStorage = badger.New(PushConf)
default:
LogError.Error("storage error: can't find storage driver")
return errors.New("can't find storage driver")
}
if err := StatStorage.Init(); err != nil {
LogError.Error("storage error: " + err.Error())
return err
}
return nil
} | [
"func",
"InitAppStatus",
"(",
")",
"error",
"{",
"LogAccess",
".",
"Debug",
"(",
"\"",
"\"",
",",
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".",
"Stat",
".",
"Engine",
"{",
"case",
"\"",
"\"",
":",
"StatStorage",
"=",
"... | // InitAppStatus for initialize app status | [
"InitAppStatus",
"for",
"initialize",
"app",
"status"
] | 55ff87f96fb660b9b632289448a880f7249e4c90 | https://github.com/appleboy/gorush/blob/55ff87f96fb660b9b632289448a880f7249e4c90/gorush/status.go#L43-L70 |
162,390 | appleboy/gorush | gorush/status.go | StatMiddleware | func StatMiddleware() gin.HandlerFunc {
return func(c *gin.Context) {
beginning, recorder := Stats.Begin(c.Writer)
c.Next()
Stats.End(beginning, stats.WithRecorder(recorder))
}
} | go | func StatMiddleware() gin.HandlerFunc {
return func(c *gin.Context) {
beginning, recorder := Stats.Begin(c.Writer)
c.Next()
Stats.End(beginning, stats.WithRecorder(recorder))
}
} | [
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"(",
")",
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"(",
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"*",
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":=",
"Stats",
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"(",
"c",
".",
"Writer",
")",
"\n",
"c",
".",
"Next",
"... | // StatMiddleware response time, status code count, etc. | [
"StatMiddleware",
"response",
"time",
"status",
"code",
"count",
"etc",
"."
] | 55ff87f96fb660b9b632289448a880f7249e4c90 | https://github.com/appleboy/gorush/blob/55ff87f96fb660b9b632289448a880f7249e4c90/gorush/status.go#L92-L98 |
162,391 | appleboy/gorush | rpc/client_grpc_health.go | NewGrpcHealthClient | func NewGrpcHealthClient(conn *grpc.ClientConn) Health {
client := new(healthClient)
client.client = proto.NewHealthClient(conn)
client.conn = conn
return client
} | go | func NewGrpcHealthClient(conn *grpc.ClientConn) Health {
client := new(healthClient)
client.client = proto.NewHealthClient(conn)
client.conn = conn
return client
} | [
"func",
"NewGrpcHealthClient",
"(",
"conn",
"*",
"grpc",
".",
"ClientConn",
")",
"Health",
"{",
"client",
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"client",
".",
"client",
"=",
"proto",
".",
"NewHealthClient",
"(",
"conn",
")",
"\n",
"client",
".",
"... | // NewGrpcHealthClient returns a new grpc Client. | [
"NewGrpcHealthClient",
"returns",
"a",
"new",
"grpc",
"Client",
"."
] | 55ff87f96fb660b9b632289448a880f7249e4c90 | https://github.com/appleboy/gorush/blob/55ff87f96fb660b9b632289448a880f7249e4c90/rpc/client_grpc_health.go#L21-L26 |
162,392 | appleboy/gorush | gorush/notification.go | AddLog | func (p *PushNotification) AddLog(log LogPushEntry) {
if p.log != nil {
*p.log = append(*p.log, log)
}
} | go | func (p *PushNotification) AddLog(log LogPushEntry) {
if p.log != nil {
*p.log = append(*p.log, log)
}
} | [
"func",
"(",
"p",
"*",
"PushNotification",
")",
"AddLog",
"(",
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"LogPushEntry",
")",
"{",
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"append",
"(",
"*",
"p",
".",
"log",
",",
"log",
")",
"\n",
"}",
"\n",
"}"
] | // AddLog record fail log of notification | [
"AddLog",
"record",
"fail",
"log",
"of",
"notification"
] | 55ff87f96fb660b9b632289448a880f7249e4c90 | https://github.com/appleboy/gorush/blob/55ff87f96fb660b9b632289448a880f7249e4c90/gorush/notification.go#L110-L114 |
162,393 | appleboy/gorush | gorush/notification.go | CheckMessage | func CheckMessage(req PushNotification) error {
var msg string
// ignore send topic mesaage from FCM
if !req.IsTopic() && len(req.Tokens) == 0 && len(req.To) == 0 {
msg = "the message must specify at least one registration ID"
LogAccess.Debug(msg)
return errors.New(msg)
}
if len(req.Tokens) == PlatFormIos && len(req.Tokens[0]) == 0 {
msg = "the token must not be empty"
LogAccess.Debug(msg)
return errors.New(msg)
}
if req.Platform == PlatFormAndroid && len(req.Tokens) > 1000 {
msg = "the message may specify at most 1000 registration IDs"
LogAccess.Debug(msg)
return errors.New(msg)
}
// ref: https://firebase.google.com/docs/cloud-messaging/http-server-ref
if req.Platform == PlatFormAndroid && req.TimeToLive != nil && (*req.TimeToLive < uint(0) || uint(2419200) < *req.TimeToLive) {
msg = "the message's TimeToLive field must be an integer " +
"between 0 and 2419200 (4 weeks)"
LogAccess.Debug(msg)
return errors.New(msg)
}
return nil
} | go | func CheckMessage(req PushNotification) error {
var msg string
// ignore send topic mesaage from FCM
if !req.IsTopic() && len(req.Tokens) == 0 && len(req.To) == 0 {
msg = "the message must specify at least one registration ID"
LogAccess.Debug(msg)
return errors.New(msg)
}
if len(req.Tokens) == PlatFormIos && len(req.Tokens[0]) == 0 {
msg = "the token must not be empty"
LogAccess.Debug(msg)
return errors.New(msg)
}
if req.Platform == PlatFormAndroid && len(req.Tokens) > 1000 {
msg = "the message may specify at most 1000 registration IDs"
LogAccess.Debug(msg)
return errors.New(msg)
}
// ref: https://firebase.google.com/docs/cloud-messaging/http-server-ref
if req.Platform == PlatFormAndroid && req.TimeToLive != nil && (*req.TimeToLive < uint(0) || uint(2419200) < *req.TimeToLive) {
msg = "the message's TimeToLive field must be an integer " +
"between 0 and 2419200 (4 weeks)"
LogAccess.Debug(msg)
return errors.New(msg)
}
return nil
} | [
"func",
"CheckMessage",
"(",
"req",
"PushNotification",
")",
"error",
"{",
"var",
"msg",
"string",
"\n\n",
"// ignore send topic mesaage from FCM",
"if",
"!",
"req",
".",
"IsTopic",
"(",
")",
"&&",
"len",
"(",
"req",
".",
"Tokens",
")",
"==",
"0",
"&&",
"l... | // CheckMessage for check request message | [
"CheckMessage",
"for",
"check",
"request",
"message"
] | 55ff87f96fb660b9b632289448a880f7249e4c90 | https://github.com/appleboy/gorush/blob/55ff87f96fb660b9b632289448a880f7249e4c90/gorush/notification.go#L124-L155 |
162,394 | appleboy/gorush | gorush/notification.go | SetProxy | func SetProxy(proxy string) error {
proxyURL, err := url.ParseRequestURI(proxy)
if err != nil {
return err
}
http.DefaultTransport = &http.Transport{Proxy: http.ProxyURL(proxyURL)}
LogAccess.Debug("Set http proxy as " + proxy)
return nil
} | go | func SetProxy(proxy string) error {
proxyURL, err := url.ParseRequestURI(proxy)
if err != nil {
return err
}
http.DefaultTransport = &http.Transport{Proxy: http.ProxyURL(proxyURL)}
LogAccess.Debug("Set http proxy as " + proxy)
return nil
} | [
"func",
"SetProxy",
"(",
"proxy",
"string",
")",
"error",
"{",
"proxyURL",
",",
"err",
":=",
"url",
".",
"ParseRequestURI",
"(",
"proxy",
")",
"\n\n",
"if",
"err",
"!=",
"nil",
"{",
"return",
"err",
"\n",
"}",
"\n\n",
"http",
".",
"DefaultTransport",
"... | // SetProxy only working for FCM server. | [
"SetProxy",
"only",
"working",
"for",
"FCM",
"server",
"."
] | 55ff87f96fb660b9b632289448a880f7249e4c90 | https://github.com/appleboy/gorush/blob/55ff87f96fb660b9b632289448a880f7249e4c90/gorush/notification.go#L158-L170 |
162,395 | appleboy/gorush | gorush/notification.go | CheckPushConf | func CheckPushConf() error {
if !PushConf.Ios.Enabled && !PushConf.Android.Enabled {
return errors.New("Please enable iOS or Android config in yml config")
}
if PushConf.Ios.Enabled {
if PushConf.Ios.KeyPath == "" && PushConf.Ios.KeyBase64 == "" {
return errors.New("Missing iOS certificate key")
}
// check certificate file exist
if PushConf.Ios.KeyPath != "" {
if _, err := os.Stat(PushConf.Ios.KeyPath); os.IsNotExist(err) {
return errors.New("certificate file does not exist")
}
}
}
if PushConf.Android.Enabled {
if PushConf.Android.APIKey == "" {
return errors.New("Missing Android API Key")
}
}
return nil
} | go | func CheckPushConf() error {
if !PushConf.Ios.Enabled && !PushConf.Android.Enabled {
return errors.New("Please enable iOS or Android config in yml config")
}
if PushConf.Ios.Enabled {
if PushConf.Ios.KeyPath == "" && PushConf.Ios.KeyBase64 == "" {
return errors.New("Missing iOS certificate key")
}
// check certificate file exist
if PushConf.Ios.KeyPath != "" {
if _, err := os.Stat(PushConf.Ios.KeyPath); os.IsNotExist(err) {
return errors.New("certificate file does not exist")
}
}
}
if PushConf.Android.Enabled {
if PushConf.Android.APIKey == "" {
return errors.New("Missing Android API Key")
}
}
return nil
} | [
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"CheckPushConf",
"(",
")",
"error",
"{",
"if",
"!",
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".",
"Enabled",
"&&",
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"Android",
".",
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"return",
"errors",
".",
"New",
"(",
"\"",
"\"",
")",
"\n",
"}",
"\n\n",
"if",
"PushConf",... | // CheckPushConf provide check your yml config. | [
"CheckPushConf",
"provide",
"check",
"your",
"yml",
"config",
"."
] | 55ff87f96fb660b9b632289448a880f7249e4c90 | https://github.com/appleboy/gorush/blob/55ff87f96fb660b9b632289448a880f7249e4c90/gorush/notification.go#L173-L198 |
162,396 | appleboy/gorush | gorush/metrics.go | NewMetrics | func NewMetrics() Metrics {
return Metrics{
TotalPushCount: prometheus.NewDesc(
namespace+"total_push_count",
"Number of push count",
nil, nil,
),
IosSuccess: prometheus.NewDesc(
namespace+"ios_success",
"Number of iOS success count",
nil, nil,
),
IosError: prometheus.NewDesc(
namespace+"ios_error",
"Number of iOS fail count",
nil, nil,
),
AndroidSuccess: prometheus.NewDesc(
namespace+"android_success",
"Number of android success count",
nil, nil,
),
AndroidError: prometheus.NewDesc(
namespace+"android_fail",
"Number of android fail count",
nil, nil,
),
QueueUsage: prometheus.NewDesc(
namespace+"queue_usage",
"Length of internal queue",
nil, nil,
),
}
} | go | func NewMetrics() Metrics {
return Metrics{
TotalPushCount: prometheus.NewDesc(
namespace+"total_push_count",
"Number of push count",
nil, nil,
),
IosSuccess: prometheus.NewDesc(
namespace+"ios_success",
"Number of iOS success count",
nil, nil,
),
IosError: prometheus.NewDesc(
namespace+"ios_error",
"Number of iOS fail count",
nil, nil,
),
AndroidSuccess: prometheus.NewDesc(
namespace+"android_success",
"Number of android success count",
nil, nil,
),
AndroidError: prometheus.NewDesc(
namespace+"android_fail",
"Number of android fail count",
nil, nil,
),
QueueUsage: prometheus.NewDesc(
namespace+"queue_usage",
"Length of internal queue",
nil, nil,
),
}
} | [
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"... | // NewMetrics returns a new Metrics with all prometheus.Desc initialized | [
"NewMetrics",
"returns",
"a",
"new",
"Metrics",
"with",
"all",
"prometheus",
".",
"Desc",
"initialized"
] | 55ff87f96fb660b9b632289448a880f7249e4c90 | https://github.com/appleboy/gorush/blob/55ff87f96fb660b9b632289448a880f7249e4c90/gorush/metrics.go#L21-L55 |
162,397 | appleboy/gorush | gorush/metrics.go | Describe | func (c Metrics) Describe(ch chan<- *prometheus.Desc) {
ch <- c.TotalPushCount
ch <- c.IosSuccess
ch <- c.IosError
ch <- c.AndroidSuccess
ch <- c.AndroidError
ch <- c.QueueUsage
} | go | func (c Metrics) Describe(ch chan<- *prometheus.Desc) {
ch <- c.TotalPushCount
ch <- c.IosSuccess
ch <- c.IosError
ch <- c.AndroidSuccess
ch <- c.AndroidError
ch <- c.QueueUsage
} | [
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"IosSuccess",
"\n",
"ch",
"<-",
"c",
".",
"IosError",
"\n",
"ch",
... | // Describe returns all possible prometheus.Desc | [
"Describe",
"returns",
"all",
"possible",
"prometheus",
".",
"Desc"
] | 55ff87f96fb660b9b632289448a880f7249e4c90 | https://github.com/appleboy/gorush/blob/55ff87f96fb660b9b632289448a880f7249e4c90/gorush/metrics.go#L58-L65 |
162,398 | appleboy/gorush | gorush/metrics.go | Collect | func (c Metrics) Collect(ch chan<- prometheus.Metric) {
ch <- prometheus.MustNewConstMetric(
c.TotalPushCount,
prometheus.GaugeValue,
float64(StatStorage.GetTotalCount()),
)
ch <- prometheus.MustNewConstMetric(
c.IosSuccess,
prometheus.GaugeValue,
float64(StatStorage.GetIosSuccess()),
)
ch <- prometheus.MustNewConstMetric(
c.IosError,
prometheus.GaugeValue,
float64(StatStorage.GetIosError()),
)
ch <- prometheus.MustNewConstMetric(
c.AndroidSuccess,
prometheus.GaugeValue,
float64(StatStorage.GetAndroidSuccess()),
)
ch <- prometheus.MustNewConstMetric(
c.AndroidError,
prometheus.GaugeValue,
float64(StatStorage.GetAndroidError()),
)
ch <- prometheus.MustNewConstMetric(
c.QueueUsage,
prometheus.GaugeValue,
float64(len(QueueNotification)),
)
} | go | func (c Metrics) Collect(ch chan<- prometheus.Metric) {
ch <- prometheus.MustNewConstMetric(
c.TotalPushCount,
prometheus.GaugeValue,
float64(StatStorage.GetTotalCount()),
)
ch <- prometheus.MustNewConstMetric(
c.IosSuccess,
prometheus.GaugeValue,
float64(StatStorage.GetIosSuccess()),
)
ch <- prometheus.MustNewConstMetric(
c.IosError,
prometheus.GaugeValue,
float64(StatStorage.GetIosError()),
)
ch <- prometheus.MustNewConstMetric(
c.AndroidSuccess,
prometheus.GaugeValue,
float64(StatStorage.GetAndroidSuccess()),
)
ch <- prometheus.MustNewConstMetric(
c.AndroidError,
prometheus.GaugeValue,
float64(StatStorage.GetAndroidError()),
)
ch <- prometheus.MustNewConstMetric(
c.QueueUsage,
prometheus.GaugeValue,
float64(len(QueueNotification)),
)
} | [
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"c",
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",",
"prometheus",
".",
"GaugeValue",
",",
"float64",
"(",
... | // Collect returns the metrics with values | [
"Collect",
"returns",
"the",
"metrics",
"with",
"values"
] | 55ff87f96fb660b9b632289448a880f7249e4c90 | https://github.com/appleboy/gorush/blob/55ff87f96fb660b9b632289448a880f7249e4c90/gorush/metrics.go#L68-L99 |
162,399 | appleboy/gorush | gorush/log.go | InitLog | func InitLog() error {
var err error
// init logger
LogAccess = logrus.New()
LogError = logrus.New()
LogAccess.Formatter = &logrus.TextFormatter{
TimestampFormat: "2006/01/02 - 15:04:05",
FullTimestamp: true,
}
LogError.Formatter = &logrus.TextFormatter{
TimestampFormat: "2006/01/02 - 15:04:05",
FullTimestamp: true,
}
// set logger
if err = SetLogLevel(LogAccess, PushConf.Log.AccessLevel); err != nil {
return errors.New("Set access log level error: " + err.Error())
}
if err = SetLogLevel(LogError, PushConf.Log.ErrorLevel); err != nil {
return errors.New("Set error log level error: " + err.Error())
}
if err = SetLogOut(LogAccess, PushConf.Log.AccessLog); err != nil {
return errors.New("Set access log path error: " + err.Error())
}
if err = SetLogOut(LogError, PushConf.Log.ErrorLog); err != nil {
return errors.New("Set error log path error: " + err.Error())
}
return nil
} | go | func InitLog() error {
var err error
// init logger
LogAccess = logrus.New()
LogError = logrus.New()
LogAccess.Formatter = &logrus.TextFormatter{
TimestampFormat: "2006/01/02 - 15:04:05",
FullTimestamp: true,
}
LogError.Formatter = &logrus.TextFormatter{
TimestampFormat: "2006/01/02 - 15:04:05",
FullTimestamp: true,
}
// set logger
if err = SetLogLevel(LogAccess, PushConf.Log.AccessLevel); err != nil {
return errors.New("Set access log level error: " + err.Error())
}
if err = SetLogLevel(LogError, PushConf.Log.ErrorLevel); err != nil {
return errors.New("Set error log level error: " + err.Error())
}
if err = SetLogOut(LogAccess, PushConf.Log.AccessLog); err != nil {
return errors.New("Set access log path error: " + err.Error())
}
if err = SetLogOut(LogError, PushConf.Log.ErrorLog); err != nil {
return errors.New("Set error log path error: " + err.Error())
}
return nil
} | [
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"InitLog",
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"error",
"{",
"var",
"err",
"error",
"\n\n",
"// init logger",
"LogAccess",
"=",
"logrus",
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"New",
"(",
")",
"\n",
"LogError",
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"logrus",
".",
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")",
"\n\n",
"LogAccess",
".",
"Formatter",
"=",
"&",
"logru... | // InitLog use for initial log module | [
"InitLog",
"use",
"for",
"initial",
"log",
"module"
] | 55ff87f96fb660b9b632289448a880f7249e4c90 | https://github.com/appleboy/gorush/blob/55ff87f96fb660b9b632289448a880f7249e4c90/gorush/log.go#L51-L87 |
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