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etcd-io/etcd
pkg/adt/interval_tree.go
replaceParent
func (ivt *IntervalTree) replaceParent(x *intervalNode, y *intervalNode) { y.parent = x.parent if x.parent == nil { ivt.root = y } else { if x == x.parent.left { x.parent.left = y } else { x.parent.right = y } x.parent.updateMax() } x.parent = y }
go
func (ivt *IntervalTree) replaceParent(x *intervalNode, y *intervalNode) { y.parent = x.parent if x.parent == nil { ivt.root = y } else { if x == x.parent.left { x.parent.left = y } else { x.parent.right = y } x.parent.updateMax() } x.parent = y }
[ "func", "(", "ivt", "*", "IntervalTree", ")", "replaceParent", "(", "x", "*", "intervalNode", ",", "y", "*", "intervalNode", ")", "{", "y", ".", "parent", "=", "x", ".", "parent", "\n", "if", "x", ".", "parent", "==", "nil", "{", "ivt", ".", "root"...
// replaceParent replaces x's parent with y
[ "replaceParent", "replaces", "x", "s", "parent", "with", "y" ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/pkg/adt/interval_tree.go#L384-L397
test
etcd-io/etcd
pkg/adt/interval_tree.go
MaxHeight
func (ivt *IntervalTree) MaxHeight() int { return int((2 * math.Log2(float64(ivt.Len()+1))) + 0.5) }
go
func (ivt *IntervalTree) MaxHeight() int { return int((2 * math.Log2(float64(ivt.Len()+1))) + 0.5) }
[ "func", "(", "ivt", "*", "IntervalTree", ")", "MaxHeight", "(", ")", "int", "{", "return", "int", "(", "(", "2", "*", "math", ".", "Log2", "(", "float64", "(", "ivt", ".", "Len", "(", ")", "+", "1", ")", ")", ")", "+", "0.5", ")", "\n", "}" ]
// MaxHeight is the expected maximum tree height given the number of nodes
[ "MaxHeight", "is", "the", "expected", "maximum", "tree", "height", "given", "the", "number", "of", "nodes" ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/pkg/adt/interval_tree.go#L406-L408
test
etcd-io/etcd
pkg/adt/interval_tree.go
Visit
func (ivt *IntervalTree) Visit(ivl Interval, ivv IntervalVisitor) { ivt.root.visit(&ivl, func(n *intervalNode) bool { return ivv(&n.iv) }) }
go
func (ivt *IntervalTree) Visit(ivl Interval, ivv IntervalVisitor) { ivt.root.visit(&ivl, func(n *intervalNode) bool { return ivv(&n.iv) }) }
[ "func", "(", "ivt", "*", "IntervalTree", ")", "Visit", "(", "ivl", "Interval", ",", "ivv", "IntervalVisitor", ")", "{", "ivt", ".", "root", ".", "visit", "(", "&", "ivl", ",", "func", "(", "n", "*", "intervalNode", ")", "bool", "{", "return", "ivv", ...
// Visit calls a visitor function on every tree node intersecting the given interval. // It will visit each interval [x, y) in ascending order sorted on x.
[ "Visit", "calls", "a", "visitor", "function", "on", "every", "tree", "node", "intersecting", "the", "given", "interval", ".", "It", "will", "visit", "each", "interval", "[", "x", "y", ")", "in", "ascending", "order", "sorted", "on", "x", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/pkg/adt/interval_tree.go#L415-L417
test
etcd-io/etcd
pkg/adt/interval_tree.go
find
func (ivt *IntervalTree) find(ivl Interval) (ret *intervalNode) { f := func(n *intervalNode) bool { if n.iv.Ivl != ivl { return true } ret = n return false } ivt.root.visit(&ivl, f) return ret }
go
func (ivt *IntervalTree) find(ivl Interval) (ret *intervalNode) { f := func(n *intervalNode) bool { if n.iv.Ivl != ivl { return true } ret = n return false } ivt.root.visit(&ivl, f) return ret }
[ "func", "(", "ivt", "*", "IntervalTree", ")", "find", "(", "ivl", "Interval", ")", "(", "ret", "*", "intervalNode", ")", "{", "f", ":=", "func", "(", "n", "*", "intervalNode", ")", "bool", "{", "if", "n", ".", "iv", ".", "Ivl", "!=", "ivl", "{", ...
// find the exact node for a given interval
[ "find", "the", "exact", "node", "for", "a", "given", "interval" ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/pkg/adt/interval_tree.go#L420-L430
test
etcd-io/etcd
pkg/adt/interval_tree.go
Find
func (ivt *IntervalTree) Find(ivl Interval) (ret *IntervalValue) { n := ivt.find(ivl) if n == nil { return nil } return &n.iv }
go
func (ivt *IntervalTree) Find(ivl Interval) (ret *IntervalValue) { n := ivt.find(ivl) if n == nil { return nil } return &n.iv }
[ "func", "(", "ivt", "*", "IntervalTree", ")", "Find", "(", "ivl", "Interval", ")", "(", "ret", "*", "IntervalValue", ")", "{", "n", ":=", "ivt", ".", "find", "(", "ivl", ")", "\n", "if", "n", "==", "nil", "{", "return", "nil", "\n", "}", "\n", ...
// Find gets the IntervalValue for the node matching the given interval
[ "Find", "gets", "the", "IntervalValue", "for", "the", "node", "matching", "the", "given", "interval" ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/pkg/adt/interval_tree.go#L433-L439
test
etcd-io/etcd
pkg/adt/interval_tree.go
Intersects
func (ivt *IntervalTree) Intersects(iv Interval) bool { x := ivt.root for x != nil && iv.Compare(&x.iv.Ivl) != 0 { if x.left != nil && x.left.max.Compare(iv.Begin) > 0 { x = x.left } else { x = x.right } } return x != nil }
go
func (ivt *IntervalTree) Intersects(iv Interval) bool { x := ivt.root for x != nil && iv.Compare(&x.iv.Ivl) != 0 { if x.left != nil && x.left.max.Compare(iv.Begin) > 0 { x = x.left } else { x = x.right } } return x != nil }
[ "func", "(", "ivt", "*", "IntervalTree", ")", "Intersects", "(", "iv", "Interval", ")", "bool", "{", "x", ":=", "ivt", ".", "root", "\n", "for", "x", "!=", "nil", "&&", "iv", ".", "Compare", "(", "&", "x", ".", "iv", ".", "Ivl", ")", "!=", "0",...
// Intersects returns true if there is some tree node intersecting the given interval.
[ "Intersects", "returns", "true", "if", "there", "is", "some", "tree", "node", "intersecting", "the", "given", "interval", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/pkg/adt/interval_tree.go#L442-L452
test
etcd-io/etcd
pkg/adt/interval_tree.go
Contains
func (ivt *IntervalTree) Contains(ivl Interval) bool { var maxEnd, minBegin Comparable isContiguous := true ivt.Visit(ivl, func(n *IntervalValue) bool { if minBegin == nil { minBegin = n.Ivl.Begin maxEnd = n.Ivl.End return true } if maxEnd.Compare(n.Ivl.Begin) < 0 { isContiguous = false return ...
go
func (ivt *IntervalTree) Contains(ivl Interval) bool { var maxEnd, minBegin Comparable isContiguous := true ivt.Visit(ivl, func(n *IntervalValue) bool { if minBegin == nil { minBegin = n.Ivl.Begin maxEnd = n.Ivl.End return true } if maxEnd.Compare(n.Ivl.Begin) < 0 { isContiguous = false return ...
[ "func", "(", "ivt", "*", "IntervalTree", ")", "Contains", "(", "ivl", "Interval", ")", "bool", "{", "var", "maxEnd", ",", "minBegin", "Comparable", "\n", "isContiguous", ":=", "true", "\n", "ivt", ".", "Visit", "(", "ivl", ",", "func", "(", "n", "*", ...
// Contains returns true if the interval tree's keys cover the entire given interval.
[ "Contains", "returns", "true", "if", "the", "interval", "tree", "s", "keys", "cover", "the", "entire", "given", "interval", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/pkg/adt/interval_tree.go#L455-L476
test
etcd-io/etcd
pkg/adt/interval_tree.go
Stab
func (ivt *IntervalTree) Stab(iv Interval) (ivs []*IntervalValue) { if ivt.count == 0 { return nil } f := func(n *IntervalValue) bool { ivs = append(ivs, n); return true } ivt.Visit(iv, f) return ivs }
go
func (ivt *IntervalTree) Stab(iv Interval) (ivs []*IntervalValue) { if ivt.count == 0 { return nil } f := func(n *IntervalValue) bool { ivs = append(ivs, n); return true } ivt.Visit(iv, f) return ivs }
[ "func", "(", "ivt", "*", "IntervalTree", ")", "Stab", "(", "iv", "Interval", ")", "(", "ivs", "[", "]", "*", "IntervalValue", ")", "{", "if", "ivt", ".", "count", "==", "0", "{", "return", "nil", "\n", "}", "\n", "f", ":=", "func", "(", "n", "*...
// Stab returns a slice with all elements in the tree intersecting the interval.
[ "Stab", "returns", "a", "slice", "with", "all", "elements", "in", "the", "tree", "intersecting", "the", "interval", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/pkg/adt/interval_tree.go#L479-L486
test
etcd-io/etcd
pkg/adt/interval_tree.go
Union
func (ivt *IntervalTree) Union(inIvt IntervalTree, ivl Interval) { f := func(n *IntervalValue) bool { ivt.Insert(n.Ivl, n.Val) return true } inIvt.Visit(ivl, f) }
go
func (ivt *IntervalTree) Union(inIvt IntervalTree, ivl Interval) { f := func(n *IntervalValue) bool { ivt.Insert(n.Ivl, n.Val) return true } inIvt.Visit(ivl, f) }
[ "func", "(", "ivt", "*", "IntervalTree", ")", "Union", "(", "inIvt", "IntervalTree", ",", "ivl", "Interval", ")", "{", "f", ":=", "func", "(", "n", "*", "IntervalValue", ")", "bool", "{", "ivt", ".", "Insert", "(", "n", ".", "Ivl", ",", "n", ".", ...
// Union merges a given interval tree into the receiver.
[ "Union", "merges", "a", "given", "interval", "tree", "into", "the", "receiver", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/pkg/adt/interval_tree.go#L489-L495
test
etcd-io/etcd
pkg/ioutil/readcloser.go
NewExactReadCloser
func NewExactReadCloser(rc io.ReadCloser, totalBytes int64) io.ReadCloser { return &exactReadCloser{rc: rc, totalBytes: totalBytes} }
go
func NewExactReadCloser(rc io.ReadCloser, totalBytes int64) io.ReadCloser { return &exactReadCloser{rc: rc, totalBytes: totalBytes} }
[ "func", "NewExactReadCloser", "(", "rc", "io", ".", "ReadCloser", ",", "totalBytes", "int64", ")", "io", ".", "ReadCloser", "{", "return", "&", "exactReadCloser", "{", "rc", ":", "rc", ",", "totalBytes", ":", "totalBytes", "}", "\n", "}" ]
// NewExactReadCloser returns a ReadCloser that returns errors if the underlying // reader does not read back exactly the requested number of bytes.
[ "NewExactReadCloser", "returns", "a", "ReadCloser", "that", "returns", "errors", "if", "the", "underlying", "reader", "does", "not", "read", "back", "exactly", "the", "requested", "number", "of", "bytes", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/pkg/ioutil/readcloser.go#L36-L38
test
etcd-io/etcd
clientv3/concurrency/election.go
NewElection
func NewElection(s *Session, pfx string) *Election { return &Election{session: s, keyPrefix: pfx + "/"} }
go
func NewElection(s *Session, pfx string) *Election { return &Election{session: s, keyPrefix: pfx + "/"} }
[ "func", "NewElection", "(", "s", "*", "Session", ",", "pfx", "string", ")", "*", "Election", "{", "return", "&", "Election", "{", "session", ":", "s", ",", "keyPrefix", ":", "pfx", "+", "\"/\"", "}", "\n", "}" ]
// NewElection returns a new election on a given key prefix.
[ "NewElection", "returns", "a", "new", "election", "on", "a", "given", "key", "prefix", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/clientv3/concurrency/election.go#L44-L46
test
etcd-io/etcd
clientv3/concurrency/election.go
ResumeElection
func ResumeElection(s *Session, pfx string, leaderKey string, leaderRev int64) *Election { return &Election{ keyPrefix: pfx, session: s, leaderKey: leaderKey, leaderRev: leaderRev, leaderSession: s, } }
go
func ResumeElection(s *Session, pfx string, leaderKey string, leaderRev int64) *Election { return &Election{ keyPrefix: pfx, session: s, leaderKey: leaderKey, leaderRev: leaderRev, leaderSession: s, } }
[ "func", "ResumeElection", "(", "s", "*", "Session", ",", "pfx", "string", ",", "leaderKey", "string", ",", "leaderRev", "int64", ")", "*", "Election", "{", "return", "&", "Election", "{", "keyPrefix", ":", "pfx", ",", "session", ":", "s", ",", "leaderKey...
// ResumeElection initializes an election with a known leader.
[ "ResumeElection", "initializes", "an", "election", "with", "a", "known", "leader", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/clientv3/concurrency/election.go#L49-L57
test
etcd-io/etcd
clientv3/concurrency/election.go
Proclaim
func (e *Election) Proclaim(ctx context.Context, val string) error { if e.leaderSession == nil { return ErrElectionNotLeader } client := e.session.Client() cmp := v3.Compare(v3.CreateRevision(e.leaderKey), "=", e.leaderRev) txn := client.Txn(ctx).If(cmp) txn = txn.Then(v3.OpPut(e.leaderKey, val, v3.WithLease(e....
go
func (e *Election) Proclaim(ctx context.Context, val string) error { if e.leaderSession == nil { return ErrElectionNotLeader } client := e.session.Client() cmp := v3.Compare(v3.CreateRevision(e.leaderKey), "=", e.leaderRev) txn := client.Txn(ctx).If(cmp) txn = txn.Then(v3.OpPut(e.leaderKey, val, v3.WithLease(e....
[ "func", "(", "e", "*", "Election", ")", "Proclaim", "(", "ctx", "context", ".", "Context", ",", "val", "string", ")", "error", "{", "if", "e", ".", "leaderSession", "==", "nil", "{", "return", "ErrElectionNotLeader", "\n", "}", "\n", "client", ":=", "e...
// Proclaim lets the leader announce a new value without another election.
[ "Proclaim", "lets", "the", "leader", "announce", "a", "new", "value", "without", "another", "election", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/clientv3/concurrency/election.go#L110-L129
test
etcd-io/etcd
clientv3/concurrency/election.go
Resign
func (e *Election) Resign(ctx context.Context) (err error) { if e.leaderSession == nil { return nil } client := e.session.Client() cmp := v3.Compare(v3.CreateRevision(e.leaderKey), "=", e.leaderRev) resp, err := client.Txn(ctx).If(cmp).Then(v3.OpDelete(e.leaderKey)).Commit() if err == nil { e.hdr = resp.Heade...
go
func (e *Election) Resign(ctx context.Context) (err error) { if e.leaderSession == nil { return nil } client := e.session.Client() cmp := v3.Compare(v3.CreateRevision(e.leaderKey), "=", e.leaderRev) resp, err := client.Txn(ctx).If(cmp).Then(v3.OpDelete(e.leaderKey)).Commit() if err == nil { e.hdr = resp.Heade...
[ "func", "(", "e", "*", "Election", ")", "Resign", "(", "ctx", "context", ".", "Context", ")", "(", "err", "error", ")", "{", "if", "e", ".", "leaderSession", "==", "nil", "{", "return", "nil", "\n", "}", "\n", "client", ":=", "e", ".", "session", ...
// Resign lets a leader start a new election.
[ "Resign", "lets", "a", "leader", "start", "a", "new", "election", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/clientv3/concurrency/election.go#L132-L145
test
etcd-io/etcd
clientv3/concurrency/election.go
Leader
func (e *Election) Leader(ctx context.Context) (*v3.GetResponse, error) { client := e.session.Client() resp, err := client.Get(ctx, e.keyPrefix, v3.WithFirstCreate()...) if err != nil { return nil, err } else if len(resp.Kvs) == 0 { // no leader currently elected return nil, ErrElectionNoLeader } return res...
go
func (e *Election) Leader(ctx context.Context) (*v3.GetResponse, error) { client := e.session.Client() resp, err := client.Get(ctx, e.keyPrefix, v3.WithFirstCreate()...) if err != nil { return nil, err } else if len(resp.Kvs) == 0 { // no leader currently elected return nil, ErrElectionNoLeader } return res...
[ "func", "(", "e", "*", "Election", ")", "Leader", "(", "ctx", "context", ".", "Context", ")", "(", "*", "v3", ".", "GetResponse", ",", "error", ")", "{", "client", ":=", "e", ".", "session", ".", "Client", "(", ")", "\n", "resp", ",", "err", ":="...
// Leader returns the leader value for the current election.
[ "Leader", "returns", "the", "leader", "value", "for", "the", "current", "election", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/clientv3/concurrency/election.go#L148-L158
test
etcd-io/etcd
clientv3/concurrency/election.go
Observe
func (e *Election) Observe(ctx context.Context) <-chan v3.GetResponse { retc := make(chan v3.GetResponse) go e.observe(ctx, retc) return retc }
go
func (e *Election) Observe(ctx context.Context) <-chan v3.GetResponse { retc := make(chan v3.GetResponse) go e.observe(ctx, retc) return retc }
[ "func", "(", "e", "*", "Election", ")", "Observe", "(", "ctx", "context", ".", "Context", ")", "<-", "chan", "v3", ".", "GetResponse", "{", "retc", ":=", "make", "(", "chan", "v3", ".", "GetResponse", ")", "\n", "go", "e", ".", "observe", "(", "ctx...
// Observe returns a channel that reliably observes ordered leader proposals // as GetResponse values on every current elected leader key. It will not // necessarily fetch all historical leader updates, but will always post the // most recent leader value. // // The channel closes when the context is canceled or the un...
[ "Observe", "returns", "a", "channel", "that", "reliably", "observes", "ordered", "leader", "proposals", "as", "GetResponse", "values", "on", "every", "current", "elected", "leader", "key", ".", "It", "will", "not", "necessarily", "fetch", "all", "historical", "l...
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/clientv3/concurrency/election.go#L167-L171
test
etcd-io/etcd
etcdserver/api/v3rpc/quota.go
check
func (qa *quotaAlarmer) check(ctx context.Context, r interface{}) error { if qa.q.Available(r) { return nil } req := &pb.AlarmRequest{ MemberID: uint64(qa.id), Action: pb.AlarmRequest_ACTIVATE, Alarm: pb.AlarmType_NOSPACE, } qa.a.Alarm(ctx, req) return rpctypes.ErrGRPCNoSpace }
go
func (qa *quotaAlarmer) check(ctx context.Context, r interface{}) error { if qa.q.Available(r) { return nil } req := &pb.AlarmRequest{ MemberID: uint64(qa.id), Action: pb.AlarmRequest_ACTIVATE, Alarm: pb.AlarmType_NOSPACE, } qa.a.Alarm(ctx, req) return rpctypes.ErrGRPCNoSpace }
[ "func", "(", "qa", "*", "quotaAlarmer", ")", "check", "(", "ctx", "context", ".", "Context", ",", "r", "interface", "{", "}", ")", "error", "{", "if", "qa", ".", "q", ".", "Available", "(", "r", ")", "{", "return", "nil", "\n", "}", "\n", "req", ...
// check whether request satisfies the quota. If there is not enough space, // ignore request and raise the free space alarm.
[ "check", "whether", "request", "satisfies", "the", "quota", ".", "If", "there", "is", "not", "enough", "space", "ignore", "request", "and", "raise", "the", "free", "space", "alarm", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/etcdserver/api/v3rpc/quota.go#L39-L50
test
etcd-io/etcd
etcdctl/ctlv2/command/exec_watch_command.go
NewExecWatchCommand
func NewExecWatchCommand() cli.Command { return cli.Command{ Name: "exec-watch", Usage: "watch a key for changes and exec an executable", ArgsUsage: "<key> <command> [args...]", Flags: []cli.Flag{ cli.IntFlag{Name: "after-index", Value: 0, Usage: "watch after the given index"}, cli.BoolFlag{Name...
go
func NewExecWatchCommand() cli.Command { return cli.Command{ Name: "exec-watch", Usage: "watch a key for changes and exec an executable", ArgsUsage: "<key> <command> [args...]", Flags: []cli.Flag{ cli.IntFlag{Name: "after-index", Value: 0, Usage: "watch after the given index"}, cli.BoolFlag{Name...
[ "func", "NewExecWatchCommand", "(", ")", "cli", ".", "Command", "{", "return", "cli", ".", "Command", "{", "Name", ":", "\"exec-watch\"", ",", "Usage", ":", "\"watch a key for changes and exec an executable\"", ",", "ArgsUsage", ":", "\"<key> <command> [args...]\"", "...
// NewExecWatchCommand returns the CLI command for "exec-watch".
[ "NewExecWatchCommand", "returns", "the", "CLI", "command", "for", "exec", "-", "watch", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/etcdctl/ctlv2/command/exec_watch_command.go#L31-L45
test
etcd-io/etcd
etcdctl/ctlv2/command/exec_watch_command.go
execWatchCommandFunc
func execWatchCommandFunc(c *cli.Context, ki client.KeysAPI) { args := c.Args() argslen := len(args) if argslen < 2 { handleError(c, ExitBadArgs, errors.New("key and command to exec required")) } var ( key string cmdArgs []string ) foundSep := false for i := range args { if args[i] == "--" && i !...
go
func execWatchCommandFunc(c *cli.Context, ki client.KeysAPI) { args := c.Args() argslen := len(args) if argslen < 2 { handleError(c, ExitBadArgs, errors.New("key and command to exec required")) } var ( key string cmdArgs []string ) foundSep := false for i := range args { if args[i] == "--" && i !...
[ "func", "execWatchCommandFunc", "(", "c", "*", "cli", ".", "Context", ",", "ki", "client", ".", "KeysAPI", ")", "{", "args", ":=", "c", ".", "Args", "(", ")", "\n", "argslen", ":=", "len", "(", "args", ")", "\n", "if", "argslen", "<", "2", "{", "...
// execWatchCommandFunc executes the "exec-watch" command.
[ "execWatchCommandFunc", "executes", "the", "exec", "-", "watch", "command", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/etcdctl/ctlv2/command/exec_watch_command.go#L48-L121
test
etcd-io/etcd
etcdserver/api/rafthttp/util.go
NewListener
func NewListener(u url.URL, tlsinfo *transport.TLSInfo) (net.Listener, error) { return transport.NewTimeoutListener(u.Host, u.Scheme, tlsinfo, ConnReadTimeout, ConnWriteTimeout) }
go
func NewListener(u url.URL, tlsinfo *transport.TLSInfo) (net.Listener, error) { return transport.NewTimeoutListener(u.Host, u.Scheme, tlsinfo, ConnReadTimeout, ConnWriteTimeout) }
[ "func", "NewListener", "(", "u", "url", ".", "URL", ",", "tlsinfo", "*", "transport", ".", "TLSInfo", ")", "(", "net", ".", "Listener", ",", "error", ")", "{", "return", "transport", ".", "NewTimeoutListener", "(", "u", ".", "Host", ",", "u", ".", "S...
// NewListener returns a listener for raft message transfer between peers. // It uses timeout listener to identify broken streams promptly.
[ "NewListener", "returns", "a", "listener", "for", "raft", "message", "transfer", "between", "peers", ".", "It", "uses", "timeout", "listener", "to", "identify", "broken", "streams", "promptly", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/etcdserver/api/rafthttp/util.go#L40-L42
test
etcd-io/etcd
etcdserver/api/rafthttp/util.go
NewRoundTripper
func NewRoundTripper(tlsInfo transport.TLSInfo, dialTimeout time.Duration) (http.RoundTripper, error) { // It uses timeout transport to pair with remote timeout listeners. // It sets no read/write timeout, because message in requests may // take long time to write out before reading out the response. return transpo...
go
func NewRoundTripper(tlsInfo transport.TLSInfo, dialTimeout time.Duration) (http.RoundTripper, error) { // It uses timeout transport to pair with remote timeout listeners. // It sets no read/write timeout, because message in requests may // take long time to write out before reading out the response. return transpo...
[ "func", "NewRoundTripper", "(", "tlsInfo", "transport", ".", "TLSInfo", ",", "dialTimeout", "time", ".", "Duration", ")", "(", "http", ".", "RoundTripper", ",", "error", ")", "{", "return", "transport", ".", "NewTimeoutTransport", "(", "tlsInfo", ",", "dialTim...
// NewRoundTripper returns a roundTripper used to send requests // to rafthttp listener of remote peers.
[ "NewRoundTripper", "returns", "a", "roundTripper", "used", "to", "send", "requests", "to", "rafthttp", "listener", "of", "remote", "peers", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/etcdserver/api/rafthttp/util.go#L46-L51
test
etcd-io/etcd
etcdserver/api/rafthttp/util.go
createPostRequest
func createPostRequest(u url.URL, path string, body io.Reader, ct string, urls types.URLs, from, cid types.ID) *http.Request { uu := u uu.Path = path req, err := http.NewRequest("POST", uu.String(), body) if err != nil { plog.Panicf("unexpected new request error (%v)", err) } req.Header.Set("Content-Type", ct) ...
go
func createPostRequest(u url.URL, path string, body io.Reader, ct string, urls types.URLs, from, cid types.ID) *http.Request { uu := u uu.Path = path req, err := http.NewRequest("POST", uu.String(), body) if err != nil { plog.Panicf("unexpected new request error (%v)", err) } req.Header.Set("Content-Type", ct) ...
[ "func", "createPostRequest", "(", "u", "url", ".", "URL", ",", "path", "string", ",", "body", "io", ".", "Reader", ",", "ct", "string", ",", "urls", "types", ".", "URLs", ",", "from", ",", "cid", "types", ".", "ID", ")", "*", "http", ".", "Request"...
// createPostRequest creates a HTTP POST request that sends raft message.
[ "createPostRequest", "creates", "a", "HTTP", "POST", "request", "that", "sends", "raft", "message", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/etcdserver/api/rafthttp/util.go#L63-L78
test
etcd-io/etcd
etcdserver/api/rafthttp/util.go
checkPostResponse
func checkPostResponse(resp *http.Response, body []byte, req *http.Request, to types.ID) error { switch resp.StatusCode { case http.StatusPreconditionFailed: switch strings.TrimSuffix(string(body), "\n") { case errIncompatibleVersion.Error(): plog.Errorf("request sent was ignored by peer %s (server version inc...
go
func checkPostResponse(resp *http.Response, body []byte, req *http.Request, to types.ID) error { switch resp.StatusCode { case http.StatusPreconditionFailed: switch strings.TrimSuffix(string(body), "\n") { case errIncompatibleVersion.Error(): plog.Errorf("request sent was ignored by peer %s (server version inc...
[ "func", "checkPostResponse", "(", "resp", "*", "http", ".", "Response", ",", "body", "[", "]", "byte", ",", "req", "*", "http", ".", "Request", ",", "to", "types", ".", "ID", ")", "error", "{", "switch", "resp", ".", "StatusCode", "{", "case", "http"...
// checkPostResponse checks the response of the HTTP POST request that sends // raft message.
[ "checkPostResponse", "checks", "the", "response", "of", "the", "HTTP", "POST", "request", "that", "sends", "raft", "message", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/etcdserver/api/rafthttp/util.go#L82-L103
test
etcd-io/etcd
etcdserver/api/rafthttp/util.go
serverVersion
func serverVersion(h http.Header) *semver.Version { verStr := h.Get("X-Server-Version") // backward compatibility with etcd 2.0 if verStr == "" { verStr = "2.0.0" } return semver.Must(semver.NewVersion(verStr)) }
go
func serverVersion(h http.Header) *semver.Version { verStr := h.Get("X-Server-Version") // backward compatibility with etcd 2.0 if verStr == "" { verStr = "2.0.0" } return semver.Must(semver.NewVersion(verStr)) }
[ "func", "serverVersion", "(", "h", "http", ".", "Header", ")", "*", "semver", ".", "Version", "{", "verStr", ":=", "h", ".", "Get", "(", "\"X-Server-Version\"", ")", "\n", "if", "verStr", "==", "\"\"", "{", "verStr", "=", "\"2.0.0\"", "\n", "}", "\n", ...
// serverVersion returns the server version from the given header.
[ "serverVersion", "returns", "the", "server", "version", "from", "the", "given", "header", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/etcdserver/api/rafthttp/util.go#L134-L141
test
etcd-io/etcd
etcdserver/api/rafthttp/util.go
checkVersionCompatibility
func checkVersionCompatibility(name string, server, minCluster *semver.Version) ( localServer *semver.Version, localMinCluster *semver.Version, err error) { localServer = semver.Must(semver.NewVersion(version.Version)) localMinCluster = semver.Must(semver.NewVersion(version.MinClusterVersion)) if compareMajorMino...
go
func checkVersionCompatibility(name string, server, minCluster *semver.Version) ( localServer *semver.Version, localMinCluster *semver.Version, err error) { localServer = semver.Must(semver.NewVersion(version.Version)) localMinCluster = semver.Must(semver.NewVersion(version.MinClusterVersion)) if compareMajorMino...
[ "func", "checkVersionCompatibility", "(", "name", "string", ",", "server", ",", "minCluster", "*", "semver", ".", "Version", ")", "(", "localServer", "*", "semver", ".", "Version", ",", "localMinCluster", "*", "semver", ".", "Version", ",", "err", "error", "...
// checkVersionCompatibility checks whether the given version is compatible // with the local version.
[ "checkVersionCompatibility", "checks", "whether", "the", "given", "version", "is", "compatible", "with", "the", "local", "version", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/etcdserver/api/rafthttp/util.go#L155-L168
test
etcd-io/etcd
etcdserver/api/rafthttp/util.go
setPeerURLsHeader
func setPeerURLsHeader(req *http.Request, urls types.URLs) { if urls == nil { // often not set in unit tests return } peerURLs := make([]string, urls.Len()) for i := range urls { peerURLs[i] = urls[i].String() } req.Header.Set("X-PeerURLs", strings.Join(peerURLs, ",")) }
go
func setPeerURLsHeader(req *http.Request, urls types.URLs) { if urls == nil { // often not set in unit tests return } peerURLs := make([]string, urls.Len()) for i := range urls { peerURLs[i] = urls[i].String() } req.Header.Set("X-PeerURLs", strings.Join(peerURLs, ",")) }
[ "func", "setPeerURLsHeader", "(", "req", "*", "http", ".", "Request", ",", "urls", "types", ".", "URLs", ")", "{", "if", "urls", "==", "nil", "{", "return", "\n", "}", "\n", "peerURLs", ":=", "make", "(", "[", "]", "string", ",", "urls", ".", "Len"...
// setPeerURLsHeader reports local urls for peer discovery
[ "setPeerURLsHeader", "reports", "local", "urls", "for", "peer", "discovery" ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/etcdserver/api/rafthttp/util.go#L171-L181
test
etcd-io/etcd
etcdserver/api/rafthttp/util.go
addRemoteFromRequest
func addRemoteFromRequest(tr Transporter, r *http.Request) { if from, err := types.IDFromString(r.Header.Get("X-Server-From")); err == nil { if urls := r.Header.Get("X-PeerURLs"); urls != "" { tr.AddRemote(from, strings.Split(urls, ",")) } } }
go
func addRemoteFromRequest(tr Transporter, r *http.Request) { if from, err := types.IDFromString(r.Header.Get("X-Server-From")); err == nil { if urls := r.Header.Get("X-PeerURLs"); urls != "" { tr.AddRemote(from, strings.Split(urls, ",")) } } }
[ "func", "addRemoteFromRequest", "(", "tr", "Transporter", ",", "r", "*", "http", ".", "Request", ")", "{", "if", "from", ",", "err", ":=", "types", ".", "IDFromString", "(", "r", ".", "Header", ".", "Get", "(", "\"X-Server-From\"", ")", ")", ";", "err"...
// addRemoteFromRequest adds a remote peer according to an http request header
[ "addRemoteFromRequest", "adds", "a", "remote", "peer", "according", "to", "an", "http", "request", "header" ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/etcdserver/api/rafthttp/util.go#L184-L190
test
etcd-io/etcd
client/keys.go
NewKeysAPIWithPrefix
func NewKeysAPIWithPrefix(c Client, p string) KeysAPI { return &httpKeysAPI{ client: c, prefix: p, } }
go
func NewKeysAPIWithPrefix(c Client, p string) KeysAPI { return &httpKeysAPI{ client: c, prefix: p, } }
[ "func", "NewKeysAPIWithPrefix", "(", "c", "Client", ",", "p", "string", ")", "KeysAPI", "{", "return", "&", "httpKeysAPI", "{", "client", ":", "c", ",", "prefix", ":", "p", ",", "}", "\n", "}" ]
// NewKeysAPIWithPrefix acts like NewKeysAPI, but allows the caller // to provide a custom base URL path. This should only be used in // very rare cases.
[ "NewKeysAPIWithPrefix", "acts", "like", "NewKeysAPI", "but", "allows", "the", "caller", "to", "provide", "a", "custom", "base", "URL", "path", ".", "This", "should", "only", "be", "used", "in", "very", "rare", "cases", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/client/keys.go#L92-L97
test
etcd-io/etcd
client/keys.go
TTLDuration
func (n *Node) TTLDuration() time.Duration { return time.Duration(n.TTL) * time.Second }
go
func (n *Node) TTLDuration() time.Duration { return time.Duration(n.TTL) * time.Second }
[ "func", "(", "n", "*", "Node", ")", "TTLDuration", "(", ")", "time", ".", "Duration", "{", "return", "time", ".", "Duration", "(", "n", ".", "TTL", ")", "*", "time", ".", "Second", "\n", "}" ]
// TTLDuration returns the Node's TTL as a time.Duration object
[ "TTLDuration", "returns", "the", "Node", "s", "TTL", "as", "a", "time", ".", "Duration", "object" ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/client/keys.go#L311-L313
test
etcd-io/etcd
pkg/flags/flag.go
SetPflagsFromEnv
func SetPflagsFromEnv(prefix string, fs *pflag.FlagSet) error { var err error alreadySet := make(map[string]bool) usedEnvKey := make(map[string]bool) fs.VisitAll(func(f *pflag.Flag) { if f.Changed { alreadySet[FlagToEnv(prefix, f.Name)] = true } if serr := setFlagFromEnv(fs, prefix, f.Name, usedEnvKey, alr...
go
func SetPflagsFromEnv(prefix string, fs *pflag.FlagSet) error { var err error alreadySet := make(map[string]bool) usedEnvKey := make(map[string]bool) fs.VisitAll(func(f *pflag.Flag) { if f.Changed { alreadySet[FlagToEnv(prefix, f.Name)] = true } if serr := setFlagFromEnv(fs, prefix, f.Name, usedEnvKey, alr...
[ "func", "SetPflagsFromEnv", "(", "prefix", "string", ",", "fs", "*", "pflag", ".", "FlagSet", ")", "error", "{", "var", "err", "error", "\n", "alreadySet", ":=", "make", "(", "map", "[", "string", "]", "bool", ")", "\n", "usedEnvKey", ":=", "make", "("...
// SetPflagsFromEnv is similar to SetFlagsFromEnv. However, the accepted flagset type is pflag.FlagSet // and it does not do any logging.
[ "SetPflagsFromEnv", "is", "similar", "to", "SetFlagsFromEnv", ".", "However", "the", "accepted", "flagset", "type", "is", "pflag", ".", "FlagSet", "and", "it", "does", "not", "do", "any", "logging", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/pkg/flags/flag.go#L53-L67
test
etcd-io/etcd
pkg/flags/flag.go
FlagToEnv
func FlagToEnv(prefix, name string) string { return prefix + "_" + strings.ToUpper(strings.Replace(name, "-", "_", -1)) }
go
func FlagToEnv(prefix, name string) string { return prefix + "_" + strings.ToUpper(strings.Replace(name, "-", "_", -1)) }
[ "func", "FlagToEnv", "(", "prefix", ",", "name", "string", ")", "string", "{", "return", "prefix", "+", "\"_\"", "+", "strings", ".", "ToUpper", "(", "strings", ".", "Replace", "(", "name", ",", "\"-\"", ",", "\"_\"", ",", "-", "1", ")", ")", "\n", ...
// FlagToEnv converts flag string to upper-case environment variable key string.
[ "FlagToEnv", "converts", "flag", "string", "to", "upper", "-", "case", "environment", "variable", "key", "string", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/pkg/flags/flag.go#L70-L72
test
etcd-io/etcd
tools/etcd-dump-logs/main.go
excerpt
func excerpt(str string, pre, suf int) string { if pre+suf > len(str) { return fmt.Sprintf("%q", str) } return fmt.Sprintf("%q...%q", str[:pre], str[len(str)-suf:]) }
go
func excerpt(str string, pre, suf int) string { if pre+suf > len(str) { return fmt.Sprintf("%q", str) } return fmt.Sprintf("%q...%q", str[:pre], str[len(str)-suf:]) }
[ "func", "excerpt", "(", "str", "string", ",", "pre", ",", "suf", "int", ")", "string", "{", "if", "pre", "+", "suf", ">", "len", "(", "str", ")", "{", "return", "fmt", ".", "Sprintf", "(", "\"%q\"", ",", "str", ")", "\n", "}", "\n", "return", "...
// excerpt replaces middle part with ellipsis and returns a double-quoted // string safely escaped with Go syntax.
[ "excerpt", "replaces", "middle", "part", "with", "ellipsis", "and", "returns", "a", "double", "-", "quoted", "string", "safely", "escaped", "with", "Go", "syntax", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/tools/etcd-dump-logs/main.go#L145-L150
test
etcd-io/etcd
tools/etcd-dump-logs/main.go
passConfChange
func passConfChange(entry raftpb.Entry) (bool, string) { return entry.Type == raftpb.EntryConfChange, "ConfigChange" }
go
func passConfChange(entry raftpb.Entry) (bool, string) { return entry.Type == raftpb.EntryConfChange, "ConfigChange" }
[ "func", "passConfChange", "(", "entry", "raftpb", ".", "Entry", ")", "(", "bool", ",", "string", ")", "{", "return", "entry", ".", "Type", "==", "raftpb", ".", "EntryConfChange", ",", "\"ConfigChange\"", "\n", "}" ]
// The 9 pass functions below takes the raftpb.Entry and return if the entry should be printed and the type of entry, // the type of the entry will used in the following print function
[ "The", "9", "pass", "functions", "below", "takes", "the", "raftpb", ".", "Entry", "and", "return", "if", "the", "entry", "should", "be", "printed", "and", "the", "type", "of", "entry", "the", "type", "of", "the", "entry", "will", "used", "in", "the", "...
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/tools/etcd-dump-logs/main.go#L156-L158
test
etcd-io/etcd
tools/etcd-dump-logs/main.go
printInternalRaftRequest
func printInternalRaftRequest(entry raftpb.Entry) { var rr etcdserverpb.InternalRaftRequest if err := rr.Unmarshal(entry.Data); err == nil { fmt.Printf("%4d\t%10d\tnorm\t%s", entry.Term, entry.Index, rr.String()) } }
go
func printInternalRaftRequest(entry raftpb.Entry) { var rr etcdserverpb.InternalRaftRequest if err := rr.Unmarshal(entry.Data); err == nil { fmt.Printf("%4d\t%10d\tnorm\t%s", entry.Term, entry.Index, rr.String()) } }
[ "func", "printInternalRaftRequest", "(", "entry", "raftpb", ".", "Entry", ")", "{", "var", "rr", "etcdserverpb", ".", "InternalRaftRequest", "\n", "if", "err", ":=", "rr", ".", "Unmarshal", "(", "entry", ".", "Data", ")", ";", "err", "==", "nil", "{", "f...
// The 4 print functions below print the entry format based on there types // printInternalRaftRequest is used to print entry information for IRRRange, IRRPut, // IRRDeleteRange and IRRTxn entries
[ "The", "4", "print", "functions", "below", "print", "the", "entry", "format", "based", "on", "there", "types", "printInternalRaftRequest", "is", "used", "to", "print", "entry", "information", "for", "IRRRange", "IRRPut", "IRRDeleteRange", "and", "IRRTxn", "entries...
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/tools/etcd-dump-logs/main.go#L223-L228
test
etcd-io/etcd
tools/etcd-dump-logs/main.go
listEntriesType
func listEntriesType(entrytype string, streamdecoder string, ents []raftpb.Entry) { entryFilters := evaluateEntrytypeFlag(entrytype) printerMap := map[string]EntryPrinter{"InternalRaftRequest": printInternalRaftRequest, "Request": printRequest, "ConfigChange": printConfChange, "UnknownNormal": printUnkno...
go
func listEntriesType(entrytype string, streamdecoder string, ents []raftpb.Entry) { entryFilters := evaluateEntrytypeFlag(entrytype) printerMap := map[string]EntryPrinter{"InternalRaftRequest": printInternalRaftRequest, "Request": printRequest, "ConfigChange": printConfChange, "UnknownNormal": printUnkno...
[ "func", "listEntriesType", "(", "entrytype", "string", ",", "streamdecoder", "string", ",", "ents", "[", "]", "raftpb", ".", "Entry", ")", "{", "entryFilters", ":=", "evaluateEntrytypeFlag", "(", "entrytype", ")", "\n", "printerMap", ":=", "map", "[", "string"...
// listEntriesType filters and prints entries based on the entry-type flag,
[ "listEntriesType", "filters", "and", "prints", "entries", "based", "on", "the", "entry", "-", "type", "flag" ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/tools/etcd-dump-logs/main.go#L305-L378
test
etcd-io/etcd
raft/log.go
newLog
func newLog(storage Storage, logger Logger) *raftLog { return newLogWithSize(storage, logger, noLimit) }
go
func newLog(storage Storage, logger Logger) *raftLog { return newLogWithSize(storage, logger, noLimit) }
[ "func", "newLog", "(", "storage", "Storage", ",", "logger", "Logger", ")", "*", "raftLog", "{", "return", "newLogWithSize", "(", "storage", ",", "logger", ",", "noLimit", ")", "\n", "}" ]
// newLog returns log using the given storage and default options. It // recovers the log to the state that it just commits and applies the // latest snapshot.
[ "newLog", "returns", "log", "using", "the", "given", "storage", "and", "default", "options", ".", "It", "recovers", "the", "log", "to", "the", "state", "that", "it", "just", "commits", "and", "applies", "the", "latest", "snapshot", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/raft/log.go#L50-L52
test
etcd-io/etcd
raft/log.go
newLogWithSize
func newLogWithSize(storage Storage, logger Logger, maxNextEntsSize uint64) *raftLog { if storage == nil { log.Panic("storage must not be nil") } log := &raftLog{ storage: storage, logger: logger, maxNextEntsSize: maxNextEntsSize, } firstIndex, err := storage.FirstIndex() if err != nil { ...
go
func newLogWithSize(storage Storage, logger Logger, maxNextEntsSize uint64) *raftLog { if storage == nil { log.Panic("storage must not be nil") } log := &raftLog{ storage: storage, logger: logger, maxNextEntsSize: maxNextEntsSize, } firstIndex, err := storage.FirstIndex() if err != nil { ...
[ "func", "newLogWithSize", "(", "storage", "Storage", ",", "logger", "Logger", ",", "maxNextEntsSize", "uint64", ")", "*", "raftLog", "{", "if", "storage", "==", "nil", "{", "log", ".", "Panic", "(", "\"storage must not be nil\"", ")", "\n", "}", "\n", "log",...
// newLogWithSize returns a log using the given storage and max // message size.
[ "newLogWithSize", "returns", "a", "log", "using", "the", "given", "storage", "and", "max", "message", "size", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/raft/log.go#L56-L80
test
etcd-io/etcd
raft/log.go
findConflict
func (l *raftLog) findConflict(ents []pb.Entry) uint64 { for _, ne := range ents { if !l.matchTerm(ne.Index, ne.Term) { if ne.Index <= l.lastIndex() { l.logger.Infof("found conflict at index %d [existing term: %d, conflicting term: %d]", ne.Index, l.zeroTermOnErrCompacted(l.term(ne.Index)), ne.Term) }...
go
func (l *raftLog) findConflict(ents []pb.Entry) uint64 { for _, ne := range ents { if !l.matchTerm(ne.Index, ne.Term) { if ne.Index <= l.lastIndex() { l.logger.Infof("found conflict at index %d [existing term: %d, conflicting term: %d]", ne.Index, l.zeroTermOnErrCompacted(l.term(ne.Index)), ne.Term) }...
[ "func", "(", "l", "*", "raftLog", ")", "findConflict", "(", "ents", "[", "]", "pb", ".", "Entry", ")", "uint64", "{", "for", "_", ",", "ne", ":=", "range", "ents", "{", "if", "!", "l", ".", "matchTerm", "(", "ne", ".", "Index", ",", "ne", ".", ...
// findConflict finds the index of the conflict. // It returns the first pair of conflicting entries between the existing // entries and the given entries, if there are any. // If there is no conflicting entries, and the existing entries contains // all the given entries, zero will be returned. // If there is no confli...
[ "findConflict", "finds", "the", "index", "of", "the", "conflict", ".", "It", "returns", "the", "first", "pair", "of", "conflicting", "entries", "between", "the", "existing", "entries", "and", "the", "given", "entries", "if", "there", "are", "any", ".", "If",...
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/raft/log.go#L128-L139
test
etcd-io/etcd
raft/log.go
nextEnts
func (l *raftLog) nextEnts() (ents []pb.Entry) { off := max(l.applied+1, l.firstIndex()) if l.committed+1 > off { ents, err := l.slice(off, l.committed+1, l.maxNextEntsSize) if err != nil { l.logger.Panicf("unexpected error when getting unapplied entries (%v)", err) } return ents } return nil }
go
func (l *raftLog) nextEnts() (ents []pb.Entry) { off := max(l.applied+1, l.firstIndex()) if l.committed+1 > off { ents, err := l.slice(off, l.committed+1, l.maxNextEntsSize) if err != nil { l.logger.Panicf("unexpected error when getting unapplied entries (%v)", err) } return ents } return nil }
[ "func", "(", "l", "*", "raftLog", ")", "nextEnts", "(", ")", "(", "ents", "[", "]", "pb", ".", "Entry", ")", "{", "off", ":=", "max", "(", "l", ".", "applied", "+", "1", ",", "l", ".", "firstIndex", "(", ")", ")", "\n", "if", "l", ".", "com...
// nextEnts returns all the available entries for execution. // If applied is smaller than the index of snapshot, it returns all committed // entries after the index of snapshot.
[ "nextEnts", "returns", "all", "the", "available", "entries", "for", "execution", ".", "If", "applied", "is", "smaller", "than", "the", "index", "of", "snapshot", "it", "returns", "all", "committed", "entries", "after", "the", "index", "of", "snapshot", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/raft/log.go#L151-L161
test
etcd-io/etcd
raft/log.go
allEntries
func (l *raftLog) allEntries() []pb.Entry { ents, err := l.entries(l.firstIndex(), noLimit) if err == nil { return ents } if err == ErrCompacted { // try again if there was a racing compaction return l.allEntries() } // TODO (xiangli): handle error? panic(err) }
go
func (l *raftLog) allEntries() []pb.Entry { ents, err := l.entries(l.firstIndex(), noLimit) if err == nil { return ents } if err == ErrCompacted { // try again if there was a racing compaction return l.allEntries() } // TODO (xiangli): handle error? panic(err) }
[ "func", "(", "l", "*", "raftLog", ")", "allEntries", "(", ")", "[", "]", "pb", ".", "Entry", "{", "ents", ",", "err", ":=", "l", ".", "entries", "(", "l", ".", "firstIndex", "(", ")", ",", "noLimit", ")", "\n", "if", "err", "==", "nil", "{", ...
// allEntries returns all entries in the log.
[ "allEntries", "returns", "all", "entries", "in", "the", "log", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/raft/log.go#L261-L271
test
etcd-io/etcd
raft/log.go
slice
func (l *raftLog) slice(lo, hi, maxSize uint64) ([]pb.Entry, error) { err := l.mustCheckOutOfBounds(lo, hi) if err != nil { return nil, err } if lo == hi { return nil, nil } var ents []pb.Entry if lo < l.unstable.offset { storedEnts, err := l.storage.Entries(lo, min(hi, l.unstable.offset), maxSize) if er...
go
func (l *raftLog) slice(lo, hi, maxSize uint64) ([]pb.Entry, error) { err := l.mustCheckOutOfBounds(lo, hi) if err != nil { return nil, err } if lo == hi { return nil, nil } var ents []pb.Entry if lo < l.unstable.offset { storedEnts, err := l.storage.Entries(lo, min(hi, l.unstable.offset), maxSize) if er...
[ "func", "(", "l", "*", "raftLog", ")", "slice", "(", "lo", ",", "hi", ",", "maxSize", "uint64", ")", "(", "[", "]", "pb", ".", "Entry", ",", "error", ")", "{", "err", ":=", "l", ".", "mustCheckOutOfBounds", "(", "lo", ",", "hi", ")", "\n", "if"...
// slice returns a slice of log entries from lo through hi-1, inclusive.
[ "slice", "returns", "a", "slice", "of", "log", "entries", "from", "lo", "through", "hi", "-", "1", "inclusive", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/raft/log.go#L306-L344
test
etcd-io/etcd
clientv3/concurrency/session.go
NewSession
func NewSession(client *v3.Client, opts ...SessionOption) (*Session, error) { ops := &sessionOptions{ttl: defaultSessionTTL, ctx: client.Ctx()} for _, opt := range opts { opt(ops) } id := ops.leaseID if id == v3.NoLease { resp, err := client.Grant(ops.ctx, int64(ops.ttl)) if err != nil { return nil, err ...
go
func NewSession(client *v3.Client, opts ...SessionOption) (*Session, error) { ops := &sessionOptions{ttl: defaultSessionTTL, ctx: client.Ctx()} for _, opt := range opts { opt(ops) } id := ops.leaseID if id == v3.NoLease { resp, err := client.Grant(ops.ctx, int64(ops.ttl)) if err != nil { return nil, err ...
[ "func", "NewSession", "(", "client", "*", "v3", ".", "Client", ",", "opts", "...", "SessionOption", ")", "(", "*", "Session", ",", "error", ")", "{", "ops", ":=", "&", "sessionOptions", "{", "ttl", ":", "defaultSessionTTL", ",", "ctx", ":", "client", "...
// NewSession gets the leased session for a client.
[ "NewSession", "gets", "the", "leased", "session", "for", "a", "client", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/clientv3/concurrency/session.go#L38-L72
test
etcd-io/etcd
clientv3/concurrency/session.go
Close
func (s *Session) Close() error { s.Orphan() // if revoke takes longer than the ttl, lease is expired anyway ctx, cancel := context.WithTimeout(s.opts.ctx, time.Duration(s.opts.ttl)*time.Second) _, err := s.client.Revoke(ctx, s.id) cancel() return err }
go
func (s *Session) Close() error { s.Orphan() // if revoke takes longer than the ttl, lease is expired anyway ctx, cancel := context.WithTimeout(s.opts.ctx, time.Duration(s.opts.ttl)*time.Second) _, err := s.client.Revoke(ctx, s.id) cancel() return err }
[ "func", "(", "s", "*", "Session", ")", "Close", "(", ")", "error", "{", "s", ".", "Orphan", "(", ")", "\n", "ctx", ",", "cancel", ":=", "context", ".", "WithTimeout", "(", "s", ".", "opts", ".", "ctx", ",", "time", ".", "Duration", "(", "s", "....
// Close orphans the session and revokes the session lease.
[ "Close", "orphans", "the", "session", "and", "revokes", "the", "session", "lease", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/clientv3/concurrency/session.go#L95-L102
test
etcd-io/etcd
clientv3/concurrency/session.go
WithTTL
func WithTTL(ttl int) SessionOption { return func(so *sessionOptions) { if ttl > 0 { so.ttl = ttl } } }
go
func WithTTL(ttl int) SessionOption { return func(so *sessionOptions) { if ttl > 0 { so.ttl = ttl } } }
[ "func", "WithTTL", "(", "ttl", "int", ")", "SessionOption", "{", "return", "func", "(", "so", "*", "sessionOptions", ")", "{", "if", "ttl", ">", "0", "{", "so", ".", "ttl", "=", "ttl", "\n", "}", "\n", "}", "\n", "}" ]
// WithTTL configures the session's TTL in seconds. // If TTL is <= 0, the default 60 seconds TTL will be used.
[ "WithTTL", "configures", "the", "session", "s", "TTL", "in", "seconds", ".", "If", "TTL", "is", "<", "=", "0", "the", "default", "60", "seconds", "TTL", "will", "be", "used", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/clientv3/concurrency/session.go#L115-L121
test
etcd-io/etcd
clientv3/concurrency/session.go
WithLease
func WithLease(leaseID v3.LeaseID) SessionOption { return func(so *sessionOptions) { so.leaseID = leaseID } }
go
func WithLease(leaseID v3.LeaseID) SessionOption { return func(so *sessionOptions) { so.leaseID = leaseID } }
[ "func", "WithLease", "(", "leaseID", "v3", ".", "LeaseID", ")", "SessionOption", "{", "return", "func", "(", "so", "*", "sessionOptions", ")", "{", "so", ".", "leaseID", "=", "leaseID", "\n", "}", "\n", "}" ]
// WithLease specifies the existing leaseID to be used for the session. // This is useful in process restart scenario, for example, to reclaim // leadership from an election prior to restart.
[ "WithLease", "specifies", "the", "existing", "leaseID", "to", "be", "used", "for", "the", "session", ".", "This", "is", "useful", "in", "process", "restart", "scenario", "for", "example", "to", "reclaim", "leadership", "from", "an", "election", "prior", "to", ...
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/clientv3/concurrency/session.go#L126-L130
test
etcd-io/etcd
raft/read_only.go
addRequest
func (ro *readOnly) addRequest(index uint64, m pb.Message) { ctx := string(m.Entries[0].Data) if _, ok := ro.pendingReadIndex[ctx]; ok { return } ro.pendingReadIndex[ctx] = &readIndexStatus{index: index, req: m, acks: make(map[uint64]struct{})} ro.readIndexQueue = append(ro.readIndexQueue, ctx) }
go
func (ro *readOnly) addRequest(index uint64, m pb.Message) { ctx := string(m.Entries[0].Data) if _, ok := ro.pendingReadIndex[ctx]; ok { return } ro.pendingReadIndex[ctx] = &readIndexStatus{index: index, req: m, acks: make(map[uint64]struct{})} ro.readIndexQueue = append(ro.readIndexQueue, ctx) }
[ "func", "(", "ro", "*", "readOnly", ")", "addRequest", "(", "index", "uint64", ",", "m", "pb", ".", "Message", ")", "{", "ctx", ":=", "string", "(", "m", ".", "Entries", "[", "0", "]", ".", "Data", ")", "\n", "if", "_", ",", "ok", ":=", "ro", ...
// addRequest adds a read only reuqest into readonly struct. // `index` is the commit index of the raft state machine when it received // the read only request. // `m` is the original read only request message from the local or remote node.
[ "addRequest", "adds", "a", "read", "only", "reuqest", "into", "readonly", "struct", ".", "index", "is", "the", "commit", "index", "of", "the", "raft", "state", "machine", "when", "it", "received", "the", "read", "only", "request", ".", "m", "is", "the", ...
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/raft/read_only.go#L52-L59
test
etcd-io/etcd
raft/read_only.go
recvAck
func (ro *readOnly) recvAck(m pb.Message) int { rs, ok := ro.pendingReadIndex[string(m.Context)] if !ok { return 0 } rs.acks[m.From] = struct{}{} // add one to include an ack from local node return len(rs.acks) + 1 }
go
func (ro *readOnly) recvAck(m pb.Message) int { rs, ok := ro.pendingReadIndex[string(m.Context)] if !ok { return 0 } rs.acks[m.From] = struct{}{} // add one to include an ack from local node return len(rs.acks) + 1 }
[ "func", "(", "ro", "*", "readOnly", ")", "recvAck", "(", "m", "pb", ".", "Message", ")", "int", "{", "rs", ",", "ok", ":=", "ro", ".", "pendingReadIndex", "[", "string", "(", "m", ".", "Context", ")", "]", "\n", "if", "!", "ok", "{", "return", ...
// recvAck notifies the readonly struct that the raft state machine received // an acknowledgment of the heartbeat that attached with the read only request // context.
[ "recvAck", "notifies", "the", "readonly", "struct", "that", "the", "raft", "state", "machine", "received", "an", "acknowledgment", "of", "the", "heartbeat", "that", "attached", "with", "the", "read", "only", "request", "context", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/raft/read_only.go#L64-L73
test
etcd-io/etcd
raft/read_only.go
advance
func (ro *readOnly) advance(m pb.Message) []*readIndexStatus { var ( i int found bool ) ctx := string(m.Context) rss := []*readIndexStatus{} for _, okctx := range ro.readIndexQueue { i++ rs, ok := ro.pendingReadIndex[okctx] if !ok { panic("cannot find corresponding read state from pending map") ...
go
func (ro *readOnly) advance(m pb.Message) []*readIndexStatus { var ( i int found bool ) ctx := string(m.Context) rss := []*readIndexStatus{} for _, okctx := range ro.readIndexQueue { i++ rs, ok := ro.pendingReadIndex[okctx] if !ok { panic("cannot find corresponding read state from pending map") ...
[ "func", "(", "ro", "*", "readOnly", ")", "advance", "(", "m", "pb", ".", "Message", ")", "[", "]", "*", "readIndexStatus", "{", "var", "(", "i", "int", "\n", "found", "bool", "\n", ")", "\n", "ctx", ":=", "string", "(", "m", ".", "Context", ")", ...
// advance advances the read only request queue kept by the readonly struct. // It dequeues the requests until it finds the read only request that has // the same context as the given `m`.
[ "advance", "advances", "the", "read", "only", "request", "queue", "kept", "by", "the", "readonly", "struct", ".", "It", "dequeues", "the", "requests", "until", "it", "finds", "the", "read", "only", "request", "that", "has", "the", "same", "context", "as", ...
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/raft/read_only.go#L78-L109
test
etcd-io/etcd
raft/read_only.go
lastPendingRequestCtx
func (ro *readOnly) lastPendingRequestCtx() string { if len(ro.readIndexQueue) == 0 { return "" } return ro.readIndexQueue[len(ro.readIndexQueue)-1] }
go
func (ro *readOnly) lastPendingRequestCtx() string { if len(ro.readIndexQueue) == 0 { return "" } return ro.readIndexQueue[len(ro.readIndexQueue)-1] }
[ "func", "(", "ro", "*", "readOnly", ")", "lastPendingRequestCtx", "(", ")", "string", "{", "if", "len", "(", "ro", ".", "readIndexQueue", ")", "==", "0", "{", "return", "\"\"", "\n", "}", "\n", "return", "ro", ".", "readIndexQueue", "[", "len", "(", ...
// lastPendingRequestCtx returns the context of the last pending read only // request in readonly struct.
[ "lastPendingRequestCtx", "returns", "the", "context", "of", "the", "last", "pending", "read", "only", "request", "in", "readonly", "struct", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/raft/read_only.go#L113-L118
test
etcd-io/etcd
etcdserver/server.go
Start
func (s *EtcdServer) Start() { s.start() s.goAttach(func() { s.adjustTicks() }) s.goAttach(func() { s.publish(s.Cfg.ReqTimeout()) }) s.goAttach(s.purgeFile) s.goAttach(func() { monitorFileDescriptor(s.getLogger(), s.stopping) }) s.goAttach(s.monitorVersions) s.goAttach(s.linearizableReadLoop) s.goAttach(s.monit...
go
func (s *EtcdServer) Start() { s.start() s.goAttach(func() { s.adjustTicks() }) s.goAttach(func() { s.publish(s.Cfg.ReqTimeout()) }) s.goAttach(s.purgeFile) s.goAttach(func() { monitorFileDescriptor(s.getLogger(), s.stopping) }) s.goAttach(s.monitorVersions) s.goAttach(s.linearizableReadLoop) s.goAttach(s.monit...
[ "func", "(", "s", "*", "EtcdServer", ")", "Start", "(", ")", "{", "s", ".", "start", "(", ")", "\n", "s", ".", "goAttach", "(", "func", "(", ")", "{", "s", ".", "adjustTicks", "(", ")", "}", ")", "\n", "s", ".", "goAttach", "(", "func", "(", ...
// Start performs any initialization of the Server necessary for it to // begin serving requests. It must be called before Do or Process. // Start must be non-blocking; any long-running server functionality // should be implemented in goroutines.
[ "Start", "performs", "any", "initialization", "of", "the", "Server", "necessary", "for", "it", "to", "begin", "serving", "requests", ".", "It", "must", "be", "called", "before", "Do", "or", "Process", ".", "Start", "must", "be", "non", "-", "blocking", ";"...
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/etcdserver/server.go#L710-L719
test
etcd-io/etcd
etcdserver/server.go
start
func (s *EtcdServer) start() { lg := s.getLogger() if s.Cfg.SnapshotCount == 0 { if lg != nil { lg.Info( "updating snapshot-count to default", zap.Uint64("given-snapshot-count", s.Cfg.SnapshotCount), zap.Uint64("updated-snapshot-count", DefaultSnapshotCount), ) } else { plog.Infof("set snaps...
go
func (s *EtcdServer) start() { lg := s.getLogger() if s.Cfg.SnapshotCount == 0 { if lg != nil { lg.Info( "updating snapshot-count to default", zap.Uint64("given-snapshot-count", s.Cfg.SnapshotCount), zap.Uint64("updated-snapshot-count", DefaultSnapshotCount), ) } else { plog.Infof("set snaps...
[ "func", "(", "s", "*", "EtcdServer", ")", "start", "(", ")", "{", "lg", ":=", "s", ".", "getLogger", "(", ")", "\n", "if", "s", ".", "Cfg", ".", "SnapshotCount", "==", "0", "{", "if", "lg", "!=", "nil", "{", "lg", ".", "Info", "(", "\"updating ...
// start prepares and starts server in a new goroutine. It is no longer safe to // modify a server's fields after it has been sent to Start. // This function is just used for testing.
[ "start", "prepares", "and", "starts", "server", "in", "a", "new", "goroutine", ".", "It", "is", "no", "longer", "safe", "to", "modify", "a", "server", "s", "fields", "after", "it", "has", "been", "sent", "to", "Start", ".", "This", "function", "is", "j...
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/etcdserver/server.go#L724-L788
test
etcd-io/etcd
etcdserver/server.go
Process
func (s *EtcdServer) Process(ctx context.Context, m raftpb.Message) error { if s.cluster.IsIDRemoved(types.ID(m.From)) { if lg := s.getLogger(); lg != nil { lg.Warn( "rejected Raft message from removed member", zap.String("local-member-id", s.ID().String()), zap.String("removed-member-id", types.ID(m....
go
func (s *EtcdServer) Process(ctx context.Context, m raftpb.Message) error { if s.cluster.IsIDRemoved(types.ID(m.From)) { if lg := s.getLogger(); lg != nil { lg.Warn( "rejected Raft message from removed member", zap.String("local-member-id", s.ID().String()), zap.String("removed-member-id", types.ID(m....
[ "func", "(", "s", "*", "EtcdServer", ")", "Process", "(", "ctx", "context", ".", "Context", ",", "m", "raftpb", ".", "Message", ")", "error", "{", "if", "s", ".", "cluster", ".", "IsIDRemoved", "(", "types", ".", "ID", "(", "m", ".", "From", ")", ...
// Process takes a raft message and applies it to the server's raft state // machine, respecting any timeout of the given context.
[ "Process", "takes", "a", "raft", "message", "and", "applies", "it", "to", "the", "server", "s", "raft", "state", "machine", "respecting", "any", "timeout", "of", "the", "given", "context", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/etcdserver/server.go#L846-L863
test
etcd-io/etcd
etcdserver/server.go
ReportSnapshot
func (s *EtcdServer) ReportSnapshot(id uint64, status raft.SnapshotStatus) { s.r.ReportSnapshot(id, status) }
go
func (s *EtcdServer) ReportSnapshot(id uint64, status raft.SnapshotStatus) { s.r.ReportSnapshot(id, status) }
[ "func", "(", "s", "*", "EtcdServer", ")", "ReportSnapshot", "(", "id", "uint64", ",", "status", "raft", ".", "SnapshotStatus", ")", "{", "s", ".", "r", ".", "ReportSnapshot", "(", "id", ",", "status", ")", "\n", "}" ]
// ReportSnapshot reports snapshot sent status to the raft state machine, // and clears the used snapshot from the snapshot store.
[ "ReportSnapshot", "reports", "snapshot", "sent", "status", "to", "the", "raft", "state", "machine", "and", "clears", "the", "used", "snapshot", "from", "the", "snapshot", "store", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/etcdserver/server.go#L871-L873
test
etcd-io/etcd
etcdserver/server.go
MoveLeader
func (s *EtcdServer) MoveLeader(ctx context.Context, lead, transferee uint64) error { now := time.Now() interval := time.Duration(s.Cfg.TickMs) * time.Millisecond if lg := s.getLogger(); lg != nil { lg.Info( "leadership transfer starting", zap.String("local-member-id", s.ID().String()), zap.String("curre...
go
func (s *EtcdServer) MoveLeader(ctx context.Context, lead, transferee uint64) error { now := time.Now() interval := time.Duration(s.Cfg.TickMs) * time.Millisecond if lg := s.getLogger(); lg != nil { lg.Info( "leadership transfer starting", zap.String("local-member-id", s.ID().String()), zap.String("curre...
[ "func", "(", "s", "*", "EtcdServer", ")", "MoveLeader", "(", "ctx", "context", ".", "Context", ",", "lead", ",", "transferee", "uint64", ")", "error", "{", "now", ":=", "time", ".", "Now", "(", ")", "\n", "interval", ":=", "time", ".", "Duration", "(...
// MoveLeader transfers the leader to the given transferee.
[ "MoveLeader", "transfers", "the", "leader", "to", "the", "given", "transferee", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/etcdserver/server.go#L1384-L1421
test
etcd-io/etcd
etcdserver/server.go
TransferLeadership
func (s *EtcdServer) TransferLeadership() error { if !s.isLeader() { if lg := s.getLogger(); lg != nil { lg.Info( "skipped leadership transfer; local server is not leader", zap.String("local-member-id", s.ID().String()), zap.String("current-leader-member-id", types.ID(s.Lead()).String()), ) } els...
go
func (s *EtcdServer) TransferLeadership() error { if !s.isLeader() { if lg := s.getLogger(); lg != nil { lg.Info( "skipped leadership transfer; local server is not leader", zap.String("local-member-id", s.ID().String()), zap.String("current-leader-member-id", types.ID(s.Lead()).String()), ) } els...
[ "func", "(", "s", "*", "EtcdServer", ")", "TransferLeadership", "(", ")", "error", "{", "if", "!", "s", ".", "isLeader", "(", ")", "{", "if", "lg", ":=", "s", ".", "getLogger", "(", ")", ";", "lg", "!=", "nil", "{", "lg", ".", "Info", "(", "\"s...
// TransferLeadership transfers the leader to the chosen transferee.
[ "TransferLeadership", "transfers", "the", "leader", "to", "the", "chosen", "transferee", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/etcdserver/server.go#L1424-L1461
test
etcd-io/etcd
etcdserver/server.go
configure
func (s *EtcdServer) configure(ctx context.Context, cc raftpb.ConfChange) ([]*membership.Member, error) { cc.ID = s.reqIDGen.Next() ch := s.w.Register(cc.ID) start := time.Now() if err := s.r.ProposeConfChange(ctx, cc); err != nil { s.w.Trigger(cc.ID, nil) return nil, err } select { case x := <-ch: if x ...
go
func (s *EtcdServer) configure(ctx context.Context, cc raftpb.ConfChange) ([]*membership.Member, error) { cc.ID = s.reqIDGen.Next() ch := s.w.Register(cc.ID) start := time.Now() if err := s.r.ProposeConfChange(ctx, cc); err != nil { s.w.Trigger(cc.ID, nil) return nil, err } select { case x := <-ch: if x ...
[ "func", "(", "s", "*", "EtcdServer", ")", "configure", "(", "ctx", "context", ".", "Context", ",", "cc", "raftpb", ".", "ConfChange", ")", "(", "[", "]", "*", "membership", ".", "Member", ",", "error", ")", "{", "cc", ".", "ID", "=", "s", ".", "r...
// configure sends a configuration change through consensus and // then waits for it to be applied to the server. It // will block until the change is performed or there is an error.
[ "configure", "sends", "a", "configuration", "change", "through", "consensus", "and", "then", "waits", "for", "it", "to", "be", "applied", "to", "the", "server", ".", "It", "will", "block", "until", "the", "change", "is", "performed", "or", "there", "is", "...
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/etcdserver/server.go#L1737-L1774
test
etcd-io/etcd
etcdserver/server.go
sync
func (s *EtcdServer) sync(timeout time.Duration) { req := pb.Request{ Method: "SYNC", ID: s.reqIDGen.Next(), Time: time.Now().UnixNano(), } data := pbutil.MustMarshal(&req) // There is no promise that node has leader when do SYNC request, // so it uses goroutine to propose. ctx, cancel := context.With...
go
func (s *EtcdServer) sync(timeout time.Duration) { req := pb.Request{ Method: "SYNC", ID: s.reqIDGen.Next(), Time: time.Now().UnixNano(), } data := pbutil.MustMarshal(&req) // There is no promise that node has leader when do SYNC request, // so it uses goroutine to propose. ctx, cancel := context.With...
[ "func", "(", "s", "*", "EtcdServer", ")", "sync", "(", "timeout", "time", ".", "Duration", ")", "{", "req", ":=", "pb", ".", "Request", "{", "Method", ":", "\"SYNC\"", ",", "ID", ":", "s", ".", "reqIDGen", ".", "Next", "(", ")", ",", "Time", ":",...
// sync proposes a SYNC request and is non-blocking. // This makes no guarantee that the request will be proposed or performed. // The request will be canceled after the given timeout.
[ "sync", "proposes", "a", "SYNC", "request", "and", "is", "non", "-", "blocking", ".", "This", "makes", "no", "guarantee", "that", "the", "request", "will", "be", "proposed", "or", "performed", ".", "The", "request", "will", "be", "canceled", "after", "the"...
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/etcdserver/server.go#L1779-L1793
test
etcd-io/etcd
etcdserver/server.go
publish
func (s *EtcdServer) publish(timeout time.Duration) { b, err := json.Marshal(s.attributes) if err != nil { if lg := s.getLogger(); lg != nil { lg.Panic("failed to marshal JSON", zap.Error(err)) } else { plog.Panicf("json marshal error: %v", err) } return } req := pb.Request{ Method: "PUT", Path: ...
go
func (s *EtcdServer) publish(timeout time.Duration) { b, err := json.Marshal(s.attributes) if err != nil { if lg := s.getLogger(); lg != nil { lg.Panic("failed to marshal JSON", zap.Error(err)) } else { plog.Panicf("json marshal error: %v", err) } return } req := pb.Request{ Method: "PUT", Path: ...
[ "func", "(", "s", "*", "EtcdServer", ")", "publish", "(", "timeout", "time", ".", "Duration", ")", "{", "b", ",", "err", ":=", "json", ".", "Marshal", "(", "s", ".", "attributes", ")", "\n", "if", "err", "!=", "nil", "{", "if", "lg", ":=", "s", ...
// publish registers server information into the cluster. The information // is the JSON representation of this server's member struct, updated with the // static clientURLs of the server. // The function keeps attempting to register until it succeeds, // or its server is stopped.
[ "publish", "registers", "server", "information", "into", "the", "cluster", ".", "The", "information", "is", "the", "JSON", "representation", "of", "this", "server", "s", "member", "struct", "updated", "with", "the", "static", "clientURLs", "of", "the", "server",...
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/etcdserver/server.go#L1800-L1866
test
etcd-io/etcd
etcdserver/server.go
applyEntryNormal
func (s *EtcdServer) applyEntryNormal(e *raftpb.Entry) { shouldApplyV3 := false if e.Index > s.consistIndex.ConsistentIndex() { // set the consistent index of current executing entry s.consistIndex.setConsistentIndex(e.Index) shouldApplyV3 = true } // raft state machine may generate noop entry when leader co...
go
func (s *EtcdServer) applyEntryNormal(e *raftpb.Entry) { shouldApplyV3 := false if e.Index > s.consistIndex.ConsistentIndex() { // set the consistent index of current executing entry s.consistIndex.setConsistentIndex(e.Index) shouldApplyV3 = true } // raft state machine may generate noop entry when leader co...
[ "func", "(", "s", "*", "EtcdServer", ")", "applyEntryNormal", "(", "e", "*", "raftpb", ".", "Entry", ")", "{", "shouldApplyV3", ":=", "false", "\n", "if", "e", ".", "Index", ">", "s", ".", "consistIndex", ".", "ConsistentIndex", "(", ")", "{", "s", "...
// applyEntryNormal apples an EntryNormal type raftpb request to the EtcdServer
[ "applyEntryNormal", "apples", "an", "EntryNormal", "type", "raftpb", "request", "to", "the", "EtcdServer" ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/etcdserver/server.go#L1958-L2043
test
etcd-io/etcd
etcdserver/server.go
applyConfChange
func (s *EtcdServer) applyConfChange(cc raftpb.ConfChange, confState *raftpb.ConfState) (bool, error) { if err := s.cluster.ValidateConfigurationChange(cc); err != nil { cc.NodeID = raft.None s.r.ApplyConfChange(cc) return false, err } lg := s.getLogger() *confState = *s.r.ApplyConfChange(cc) switch cc.Type...
go
func (s *EtcdServer) applyConfChange(cc raftpb.ConfChange, confState *raftpb.ConfState) (bool, error) { if err := s.cluster.ValidateConfigurationChange(cc); err != nil { cc.NodeID = raft.None s.r.ApplyConfChange(cc) return false, err } lg := s.getLogger() *confState = *s.r.ApplyConfChange(cc) switch cc.Type...
[ "func", "(", "s", "*", "EtcdServer", ")", "applyConfChange", "(", "cc", "raftpb", ".", "ConfChange", ",", "confState", "*", "raftpb", ".", "ConfState", ")", "(", "bool", ",", "error", ")", "{", "if", "err", ":=", "s", ".", "cluster", ".", "ValidateConf...
// applyConfChange applies a ConfChange to the server. It is only // invoked with a ConfChange that has already passed through Raft
[ "applyConfChange", "applies", "a", "ConfChange", "to", "the", "server", ".", "It", "is", "only", "invoked", "with", "a", "ConfChange", "that", "has", "already", "passed", "through", "Raft" ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/etcdserver/server.go#L2047-L2116
test
etcd-io/etcd
etcdserver/server.go
monitorVersions
func (s *EtcdServer) monitorVersions() { for { select { case <-s.forceVersionC: case <-time.After(monitorVersionInterval): case <-s.stopping: return } if s.Leader() != s.ID() { continue } v := decideClusterVersion(s.getLogger(), getVersions(s.getLogger(), s.cluster, s.id, s.peerRt)) if v != n...
go
func (s *EtcdServer) monitorVersions() { for { select { case <-s.forceVersionC: case <-time.After(monitorVersionInterval): case <-s.stopping: return } if s.Leader() != s.ID() { continue } v := decideClusterVersion(s.getLogger(), getVersions(s.getLogger(), s.cluster, s.id, s.peerRt)) if v != n...
[ "func", "(", "s", "*", "EtcdServer", ")", "monitorVersions", "(", ")", "{", "for", "{", "select", "{", "case", "<-", "s", ".", "forceVersionC", ":", "case", "<-", "time", ".", "After", "(", "monitorVersionInterval", ")", ":", "case", "<-", "s", ".", ...
// monitorVersions checks the member's version every monitorVersionInterval. // It updates the cluster version if all members agrees on a higher one. // It prints out log if there is a member with a higher version than the // local version.
[ "monitorVersions", "checks", "the", "member", "s", "version", "every", "monitorVersionInterval", ".", "It", "updates", "the", "cluster", "version", "if", "all", "members", "agrees", "on", "a", "higher", "one", ".", "It", "prints", "out", "log", "if", "there", ...
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/etcdserver/server.go#L2248-L2288
test
etcd-io/etcd
etcdserver/server.go
goAttach
func (s *EtcdServer) goAttach(f func()) { s.wgMu.RLock() // this blocks with ongoing close(s.stopping) defer s.wgMu.RUnlock() select { case <-s.stopping: if lg := s.getLogger(); lg != nil { lg.Warn("server has stopped; skipping goAttach") } else { plog.Warning("server has stopped (skipping goAttach)") }...
go
func (s *EtcdServer) goAttach(f func()) { s.wgMu.RLock() // this blocks with ongoing close(s.stopping) defer s.wgMu.RUnlock() select { case <-s.stopping: if lg := s.getLogger(); lg != nil { lg.Warn("server has stopped; skipping goAttach") } else { plog.Warning("server has stopped (skipping goAttach)") }...
[ "func", "(", "s", "*", "EtcdServer", ")", "goAttach", "(", "f", "func", "(", ")", ")", "{", "s", ".", "wgMu", ".", "RLock", "(", ")", "\n", "defer", "s", ".", "wgMu", ".", "RUnlock", "(", ")", "\n", "select", "{", "case", "<-", "s", ".", "sto...
// goAttach creates a goroutine on a given function and tracks it using // the etcdserver waitgroup.
[ "goAttach", "creates", "a", "goroutine", "on", "a", "given", "function", "and", "tracks", "it", "using", "the", "etcdserver", "waitgroup", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/etcdserver/server.go#L2408-L2428
test
etcd-io/etcd
clientv3/balancer/picker/roundrobin_balanced.go
NewRoundrobinBalanced
func NewRoundrobinBalanced( lg *zap.Logger, scs []balancer.SubConn, addrToSc map[resolver.Address]balancer.SubConn, scToAddr map[balancer.SubConn]resolver.Address, ) Picker { return &rrBalanced{ lg: lg, scs: scs, addrToSc: addrToSc, scToAddr: scToAddr, } }
go
func NewRoundrobinBalanced( lg *zap.Logger, scs []balancer.SubConn, addrToSc map[resolver.Address]balancer.SubConn, scToAddr map[balancer.SubConn]resolver.Address, ) Picker { return &rrBalanced{ lg: lg, scs: scs, addrToSc: addrToSc, scToAddr: scToAddr, } }
[ "func", "NewRoundrobinBalanced", "(", "lg", "*", "zap", ".", "Logger", ",", "scs", "[", "]", "balancer", ".", "SubConn", ",", "addrToSc", "map", "[", "resolver", ".", "Address", "]", "balancer", ".", "SubConn", ",", "scToAddr", "map", "[", "balancer", "....
// NewRoundrobinBalanced returns a new roundrobin balanced picker.
[ "NewRoundrobinBalanced", "returns", "a", "new", "roundrobin", "balanced", "picker", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/clientv3/balancer/picker/roundrobin_balanced.go#L28-L40
test
etcd-io/etcd
clientv3/balancer/picker/roundrobin_balanced.go
Pick
func (rb *rrBalanced) Pick(ctx context.Context, opts balancer.PickOptions) (balancer.SubConn, func(balancer.DoneInfo), error) { rb.mu.RLock() n := len(rb.scs) rb.mu.RUnlock() if n == 0 { return nil, nil, balancer.ErrNoSubConnAvailable } rb.mu.Lock() cur := rb.next sc := rb.scs[cur] picked := rb.scToAddr[sc]...
go
func (rb *rrBalanced) Pick(ctx context.Context, opts balancer.PickOptions) (balancer.SubConn, func(balancer.DoneInfo), error) { rb.mu.RLock() n := len(rb.scs) rb.mu.RUnlock() if n == 0 { return nil, nil, balancer.ErrNoSubConnAvailable } rb.mu.Lock() cur := rb.next sc := rb.scs[cur] picked := rb.scToAddr[sc]...
[ "func", "(", "rb", "*", "rrBalanced", ")", "Pick", "(", "ctx", "context", ".", "Context", ",", "opts", "balancer", ".", "PickOptions", ")", "(", "balancer", ".", "SubConn", ",", "func", "(", "balancer", ".", "DoneInfo", ")", ",", "error", ")", "{", "...
// Pick is called for every client request.
[ "Pick", "is", "called", "for", "every", "client", "request", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/clientv3/balancer/picker/roundrobin_balanced.go#L54-L92
test
etcd-io/etcd
pkg/transport/listener_tls.go
NewTLSListener
func NewTLSListener(l net.Listener, tlsinfo *TLSInfo) (net.Listener, error) { check := func(context.Context, *tls.Conn) error { return nil } return newTLSListener(l, tlsinfo, check) }
go
func NewTLSListener(l net.Listener, tlsinfo *TLSInfo) (net.Listener, error) { check := func(context.Context, *tls.Conn) error { return nil } return newTLSListener(l, tlsinfo, check) }
[ "func", "NewTLSListener", "(", "l", "net", ".", "Listener", ",", "tlsinfo", "*", "TLSInfo", ")", "(", "net", ".", "Listener", ",", "error", ")", "{", "check", ":=", "func", "(", "context", ".", "Context", ",", "*", "tls", ".", "Conn", ")", "error", ...
// NewTLSListener handshakes TLS connections and performs optional CRL checking.
[ "NewTLSListener", "handshakes", "TLS", "connections", "and", "performs", "optional", "CRL", "checking", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/pkg/transport/listener_tls.go#L43-L46
test
etcd-io/etcd
pkg/transport/listener_tls.go
acceptLoop
func (l *tlsListener) acceptLoop() { var wg sync.WaitGroup var pendingMu sync.Mutex pending := make(map[net.Conn]struct{}) ctx, cancel := context.WithCancel(context.Background()) defer func() { cancel() pendingMu.Lock() for c := range pending { c.Close() } pendingMu.Unlock() wg.Wait() close(l.don...
go
func (l *tlsListener) acceptLoop() { var wg sync.WaitGroup var pendingMu sync.Mutex pending := make(map[net.Conn]struct{}) ctx, cancel := context.WithCancel(context.Background()) defer func() { cancel() pendingMu.Lock() for c := range pending { c.Close() } pendingMu.Unlock() wg.Wait() close(l.don...
[ "func", "(", "l", "*", "tlsListener", ")", "acceptLoop", "(", ")", "{", "var", "wg", "sync", ".", "WaitGroup", "\n", "var", "pendingMu", "sync", ".", "Mutex", "\n", "pending", ":=", "make", "(", "map", "[", "net", ".", "Conn", "]", "struct", "{", "...
// acceptLoop launches each TLS handshake in a separate goroutine // to prevent a hanging TLS connection from blocking other connections.
[ "acceptLoop", "launches", "each", "TLS", "handshake", "in", "a", "separate", "goroutine", "to", "prevent", "a", "hanging", "TLS", "connection", "from", "blocking", "other", "connections", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/pkg/transport/listener_tls.go#L108-L167
test
etcd-io/etcd
clientv3/balancer/resolver/endpoint/endpoint.go
SetEndpoints
func (e *ResolverGroup) SetEndpoints(endpoints []string) { addrs := epsToAddrs(endpoints...) e.mu.Lock() e.endpoints = endpoints for _, r := range e.resolvers { r.cc.NewAddress(addrs) } e.mu.Unlock() }
go
func (e *ResolverGroup) SetEndpoints(endpoints []string) { addrs := epsToAddrs(endpoints...) e.mu.Lock() e.endpoints = endpoints for _, r := range e.resolvers { r.cc.NewAddress(addrs) } e.mu.Unlock() }
[ "func", "(", "e", "*", "ResolverGroup", ")", "SetEndpoints", "(", "endpoints", "[", "]", "string", ")", "{", "addrs", ":=", "epsToAddrs", "(", "endpoints", "...", ")", "\n", "e", ".", "mu", ".", "Lock", "(", ")", "\n", "e", ".", "endpoints", "=", "...
// SetEndpoints updates the endpoints for ResolverGroup. All registered resolver are updated // immediately with the new endpoints.
[ "SetEndpoints", "updates", "the", "endpoints", "for", "ResolverGroup", ".", "All", "registered", "resolver", "are", "updated", "immediately", "with", "the", "new", "endpoints", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/clientv3/balancer/resolver/endpoint/endpoint.go#L82-L90
test
etcd-io/etcd
clientv3/balancer/resolver/endpoint/endpoint.go
Target
func (e *ResolverGroup) Target(endpoint string) string { return Target(e.id, endpoint) }
go
func (e *ResolverGroup) Target(endpoint string) string { return Target(e.id, endpoint) }
[ "func", "(", "e", "*", "ResolverGroup", ")", "Target", "(", "endpoint", "string", ")", "string", "{", "return", "Target", "(", "e", ".", "id", ",", "endpoint", ")", "\n", "}" ]
// Target constructs a endpoint target using the endpoint id of the ResolverGroup.
[ "Target", "constructs", "a", "endpoint", "target", "using", "the", "endpoint", "id", "of", "the", "ResolverGroup", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/clientv3/balancer/resolver/endpoint/endpoint.go#L93-L95
test
etcd-io/etcd
clientv3/balancer/resolver/endpoint/endpoint.go
Target
func Target(id, endpoint string) string { return fmt.Sprintf("%s://%s/%s", scheme, id, endpoint) }
go
func Target(id, endpoint string) string { return fmt.Sprintf("%s://%s/%s", scheme, id, endpoint) }
[ "func", "Target", "(", "id", ",", "endpoint", "string", ")", "string", "{", "return", "fmt", ".", "Sprintf", "(", "\"%s://%s/%s\"", ",", "scheme", ",", "id", ",", "endpoint", ")", "\n", "}" ]
// Target constructs a endpoint resolver target.
[ "Target", "constructs", "a", "endpoint", "resolver", "target", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/clientv3/balancer/resolver/endpoint/endpoint.go#L98-L100
test
etcd-io/etcd
clientv3/balancer/resolver/endpoint/endpoint.go
Build
func (b *builder) Build(target resolver.Target, cc resolver.ClientConn, opts resolver.BuildOption) (resolver.Resolver, error) { if len(target.Authority) < 1 { return nil, fmt.Errorf("'etcd' target scheme requires non-empty authority identifying etcd cluster being routed to") } id := target.Authority es, err := b....
go
func (b *builder) Build(target resolver.Target, cc resolver.ClientConn, opts resolver.BuildOption) (resolver.Resolver, error) { if len(target.Authority) < 1 { return nil, fmt.Errorf("'etcd' target scheme requires non-empty authority identifying etcd cluster being routed to") } id := target.Authority es, err := b....
[ "func", "(", "b", "*", "builder", ")", "Build", "(", "target", "resolver", ".", "Target", ",", "cc", "resolver", ".", "ClientConn", ",", "opts", "resolver", ".", "BuildOption", ")", "(", "resolver", ".", "Resolver", ",", "error", ")", "{", "if", "len",...
// Build creates or reuses an etcd resolver for the etcd cluster name identified by the authority part of the target.
[ "Build", "creates", "or", "reuses", "an", "etcd", "resolver", "for", "the", "etcd", "cluster", "name", "identified", "by", "the", "authority", "part", "of", "the", "target", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/clientv3/balancer/resolver/endpoint/endpoint.go#L112-L127
test
etcd-io/etcd
etcdserver/v2_server.go
Handle
func (r *RequestV2) Handle(ctx context.Context, v2api RequestV2Handler) (Response, error) { if r.Method == "GET" && r.Quorum { r.Method = "QGET" } switch r.Method { case "POST": return v2api.Post(ctx, r) case "PUT": return v2api.Put(ctx, r) case "DELETE": return v2api.Delete(ctx, r) case "QGET": return...
go
func (r *RequestV2) Handle(ctx context.Context, v2api RequestV2Handler) (Response, error) { if r.Method == "GET" && r.Quorum { r.Method = "QGET" } switch r.Method { case "POST": return v2api.Post(ctx, r) case "PUT": return v2api.Put(ctx, r) case "DELETE": return v2api.Delete(ctx, r) case "QGET": return...
[ "func", "(", "r", "*", "RequestV2", ")", "Handle", "(", "ctx", "context", ".", "Context", ",", "v2api", "RequestV2Handler", ")", "(", "Response", ",", "error", ")", "{", "if", "r", ".", "Method", "==", "\"GET\"", "&&", "r", ".", "Quorum", "{", "r", ...
// Handle interprets r and performs an operation on s.store according to r.Method // and other fields. If r.Method is "POST", "PUT", "DELETE", or a "GET" with // Quorum == true, r will be sent through consensus before performing its // respective operation. Do will block until an action is performed or there is // an e...
[ "Handle", "interprets", "r", "and", "performs", "an", "operation", "on", "s", ".", "store", "according", "to", "r", ".", "Method", "and", "other", "fields", ".", "If", "r", ".", "Method", "is", "POST", "PUT", "DELETE", "or", "a", "GET", "with", "Quorum...
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/etcdserver/v2_server.go#L141-L160
test
etcd-io/etcd
functional/runner/election_command.go
NewElectionCommand
func NewElectionCommand() *cobra.Command { cmd := &cobra.Command{ Use: "election [election name (defaults to 'elector')]", Short: "Performs election operation", Run: runElectionFunc, } cmd.Flags().IntVar(&totalClientConnections, "total-client-connections", 10, "total number of client connections") return ...
go
func NewElectionCommand() *cobra.Command { cmd := &cobra.Command{ Use: "election [election name (defaults to 'elector')]", Short: "Performs election operation", Run: runElectionFunc, } cmd.Flags().IntVar(&totalClientConnections, "total-client-connections", 10, "total number of client connections") return ...
[ "func", "NewElectionCommand", "(", ")", "*", "cobra", ".", "Command", "{", "cmd", ":=", "&", "cobra", ".", "Command", "{", "Use", ":", "\"election [election name (defaults to 'elector')]\"", ",", "Short", ":", "\"Performs election operation\"", ",", "Run", ":", "r...
// NewElectionCommand returns the cobra command for "election runner".
[ "NewElectionCommand", "returns", "the", "cobra", "command", "for", "election", "runner", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/functional/runner/election_command.go#L28-L36
test
etcd-io/etcd
etcdserver/api/membership/store.go
nodeToMember
func nodeToMember(n *v2store.NodeExtern) (*Member, error) { m := &Member{ID: MustParseMemberIDFromKey(n.Key)} attrs := make(map[string][]byte) raftAttrKey := path.Join(n.Key, raftAttributesSuffix) attrKey := path.Join(n.Key, attributesSuffix) for _, nn := range n.Nodes { if nn.Key != raftAttrKey && nn.Key != att...
go
func nodeToMember(n *v2store.NodeExtern) (*Member, error) { m := &Member{ID: MustParseMemberIDFromKey(n.Key)} attrs := make(map[string][]byte) raftAttrKey := path.Join(n.Key, raftAttributesSuffix) attrKey := path.Join(n.Key, attributesSuffix) for _, nn := range n.Nodes { if nn.Key != raftAttrKey && nn.Key != att...
[ "func", "nodeToMember", "(", "n", "*", "v2store", ".", "NodeExtern", ")", "(", "*", "Member", ",", "error", ")", "{", "m", ":=", "&", "Member", "{", "ID", ":", "MustParseMemberIDFromKey", "(", "n", ".", "Key", ")", "}", "\n", "attrs", ":=", "make", ...
// nodeToMember builds member from a key value node. // the child nodes of the given node MUST be sorted by key.
[ "nodeToMember", "builds", "member", "from", "a", "key", "value", "node", ".", "the", "child", "nodes", "of", "the", "given", "node", "MUST", "be", "sorted", "by", "key", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/etcdserver/api/membership/store.go#L128-L152
test
etcd-io/etcd
mvcc/backend/backend.go
NewTmpBackend
func NewTmpBackend(batchInterval time.Duration, batchLimit int) (*backend, string) { dir, err := ioutil.TempDir(os.TempDir(), "etcd_backend_test") if err != nil { panic(err) } tmpPath := filepath.Join(dir, "database") bcfg := DefaultBackendConfig() bcfg.Path, bcfg.BatchInterval, bcfg.BatchLimit = tmpPath, batch...
go
func NewTmpBackend(batchInterval time.Duration, batchLimit int) (*backend, string) { dir, err := ioutil.TempDir(os.TempDir(), "etcd_backend_test") if err != nil { panic(err) } tmpPath := filepath.Join(dir, "database") bcfg := DefaultBackendConfig() bcfg.Path, bcfg.BatchInterval, bcfg.BatchLimit = tmpPath, batch...
[ "func", "NewTmpBackend", "(", "batchInterval", "time", ".", "Duration", ",", "batchLimit", "int", ")", "(", "*", "backend", ",", "string", ")", "{", "dir", ",", "err", ":=", "ioutil", ".", "TempDir", "(", "os", ".", "TempDir", "(", ")", ",", "\"etcd_ba...
// NewTmpBackend creates a backend implementation for testing.
[ "NewTmpBackend", "creates", "a", "backend", "implementation", "for", "testing", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/mvcc/backend/backend.go#L513-L522
test
etcd-io/etcd
etcdserver/api/v3compactor/revision.go
newRevision
func newRevision(lg *zap.Logger, clock clockwork.Clock, retention int64, rg RevGetter, c Compactable) *Revision { rc := &Revision{ lg: lg, clock: clock, retention: retention, rg: rg, c: c, } rc.ctx, rc.cancel = context.WithCancel(context.Background()) return rc }
go
func newRevision(lg *zap.Logger, clock clockwork.Clock, retention int64, rg RevGetter, c Compactable) *Revision { rc := &Revision{ lg: lg, clock: clock, retention: retention, rg: rg, c: c, } rc.ctx, rc.cancel = context.WithCancel(context.Background()) return rc }
[ "func", "newRevision", "(", "lg", "*", "zap", ".", "Logger", ",", "clock", "clockwork", ".", "Clock", ",", "retention", "int64", ",", "rg", "RevGetter", ",", "c", "Compactable", ")", "*", "Revision", "{", "rc", ":=", "&", "Revision", "{", "lg", ":", ...
// newRevision creates a new instance of Revisonal compactor that purges // the log older than retention revisions from the current revision.
[ "newRevision", "creates", "a", "new", "instance", "of", "Revisonal", "compactor", "that", "purges", "the", "log", "older", "than", "retention", "revisions", "from", "the", "current", "revision", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/etcdserver/api/v3compactor/revision.go#L49-L59
test
etcd-io/etcd
etcdserver/api/v3compactor/revision.go
Run
func (rc *Revision) Run() { prev := int64(0) go func() { for { select { case <-rc.ctx.Done(): return case <-rc.clock.After(revInterval): rc.mu.Lock() p := rc.paused rc.mu.Unlock() if p { continue } } rev := rc.rg.Rev() - rc.retention if rev <= 0 || rev == prev { c...
go
func (rc *Revision) Run() { prev := int64(0) go func() { for { select { case <-rc.ctx.Done(): return case <-rc.clock.After(revInterval): rc.mu.Lock() p := rc.paused rc.mu.Unlock() if p { continue } } rev := rc.rg.Rev() - rc.retention if rev <= 0 || rev == prev { c...
[ "func", "(", "rc", "*", "Revision", ")", "Run", "(", ")", "{", "prev", ":=", "int64", "(", "0", ")", "\n", "go", "func", "(", ")", "{", "for", "{", "select", "{", "case", "<-", "rc", ".", "ctx", ".", "Done", "(", ")", ":", "return", "\n", "...
// Run runs revision-based compactor.
[ "Run", "runs", "revision", "-", "based", "compactor", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/etcdserver/api/v3compactor/revision.go#L64-L124
test
etcd-io/etcd
etcdserver/api/v3compactor/revision.go
Pause
func (rc *Revision) Pause() { rc.mu.Lock() rc.paused = true rc.mu.Unlock() }
go
func (rc *Revision) Pause() { rc.mu.Lock() rc.paused = true rc.mu.Unlock() }
[ "func", "(", "rc", "*", "Revision", ")", "Pause", "(", ")", "{", "rc", ".", "mu", ".", "Lock", "(", ")", "\n", "rc", ".", "paused", "=", "true", "\n", "rc", ".", "mu", ".", "Unlock", "(", ")", "\n", "}" ]
// Pause pauses revision-based compactor.
[ "Pause", "pauses", "revision", "-", "based", "compactor", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/etcdserver/api/v3compactor/revision.go#L132-L136
test
etcd-io/etcd
etcdserver/api/v3compactor/revision.go
Resume
func (rc *Revision) Resume() { rc.mu.Lock() rc.paused = false rc.mu.Unlock() }
go
func (rc *Revision) Resume() { rc.mu.Lock() rc.paused = false rc.mu.Unlock() }
[ "func", "(", "rc", "*", "Revision", ")", "Resume", "(", ")", "{", "rc", ".", "mu", ".", "Lock", "(", ")", "\n", "rc", ".", "paused", "=", "false", "\n", "rc", ".", "mu", ".", "Unlock", "(", ")", "\n", "}" ]
// Resume resumes revision-based compactor.
[ "Resume", "resumes", "revision", "-", "based", "compactor", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/etcdserver/api/v3compactor/revision.go#L139-L143
test
etcd-io/etcd
raft/util.go
voteRespMsgType
func voteRespMsgType(msgt pb.MessageType) pb.MessageType { switch msgt { case pb.MsgVote: return pb.MsgVoteResp case pb.MsgPreVote: return pb.MsgPreVoteResp default: panic(fmt.Sprintf("not a vote message: %s", msgt)) } }
go
func voteRespMsgType(msgt pb.MessageType) pb.MessageType { switch msgt { case pb.MsgVote: return pb.MsgVoteResp case pb.MsgPreVote: return pb.MsgPreVoteResp default: panic(fmt.Sprintf("not a vote message: %s", msgt)) } }
[ "func", "voteRespMsgType", "(", "msgt", "pb", ".", "MessageType", ")", "pb", ".", "MessageType", "{", "switch", "msgt", "{", "case", "pb", ".", "MsgVote", ":", "return", "pb", ".", "MsgVoteResp", "\n", "case", "pb", ".", "MsgPreVote", ":", "return", "pb"...
// voteResponseType maps vote and prevote message types to their corresponding responses.
[ "voteResponseType", "maps", "vote", "and", "prevote", "message", "types", "to", "their", "corresponding", "responses", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/raft/util.go#L59-L68
test
etcd-io/etcd
raft/util.go
DescribeMessage
func DescribeMessage(m pb.Message, f EntryFormatter) string { var buf bytes.Buffer fmt.Fprintf(&buf, "%x->%x %v Term:%d Log:%d/%d", m.From, m.To, m.Type, m.Term, m.LogTerm, m.Index) if m.Reject { fmt.Fprintf(&buf, " Rejected (Hint: %d)", m.RejectHint) } if m.Commit != 0 { fmt.Fprintf(&buf, " Commit:%d", m.Comm...
go
func DescribeMessage(m pb.Message, f EntryFormatter) string { var buf bytes.Buffer fmt.Fprintf(&buf, "%x->%x %v Term:%d Log:%d/%d", m.From, m.To, m.Type, m.Term, m.LogTerm, m.Index) if m.Reject { fmt.Fprintf(&buf, " Rejected (Hint: %d)", m.RejectHint) } if m.Commit != 0 { fmt.Fprintf(&buf, " Commit:%d", m.Comm...
[ "func", "DescribeMessage", "(", "m", "pb", ".", "Message", ",", "f", "EntryFormatter", ")", "string", "{", "var", "buf", "bytes", ".", "Buffer", "\n", "fmt", ".", "Fprintf", "(", "&", "buf", ",", "\"%x->%x %v Term:%d Log:%d/%d\"", ",", "m", ".", "From", ...
// DescribeMessage returns a concise human-readable description of a // Message for debugging.
[ "DescribeMessage", "returns", "a", "concise", "human", "-", "readable", "description", "of", "a", "Message", "for", "debugging", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/raft/util.go#L76-L99
test
etcd-io/etcd
raft/util.go
DescribeEntry
func DescribeEntry(e pb.Entry, f EntryFormatter) string { var formatted string if e.Type == pb.EntryNormal && f != nil { formatted = f(e.Data) } else { formatted = fmt.Sprintf("%q", e.Data) } return fmt.Sprintf("%d/%d %s %s", e.Term, e.Index, e.Type, formatted) }
go
func DescribeEntry(e pb.Entry, f EntryFormatter) string { var formatted string if e.Type == pb.EntryNormal && f != nil { formatted = f(e.Data) } else { formatted = fmt.Sprintf("%q", e.Data) } return fmt.Sprintf("%d/%d %s %s", e.Term, e.Index, e.Type, formatted) }
[ "func", "DescribeEntry", "(", "e", "pb", ".", "Entry", ",", "f", "EntryFormatter", ")", "string", "{", "var", "formatted", "string", "\n", "if", "e", ".", "Type", "==", "pb", ".", "EntryNormal", "&&", "f", "!=", "nil", "{", "formatted", "=", "f", "("...
// DescribeEntry returns a concise human-readable description of an // Entry for debugging.
[ "DescribeEntry", "returns", "a", "concise", "human", "-", "readable", "description", "of", "an", "Entry", "for", "debugging", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/raft/util.go#L109-L117
test
etcd-io/etcd
raft/util.go
DescribeEntries
func DescribeEntries(ents []pb.Entry, f EntryFormatter) string { var buf bytes.Buffer for _, e := range ents { _, _ = buf.WriteString(DescribeEntry(e, f) + "\n") } return buf.String() }
go
func DescribeEntries(ents []pb.Entry, f EntryFormatter) string { var buf bytes.Buffer for _, e := range ents { _, _ = buf.WriteString(DescribeEntry(e, f) + "\n") } return buf.String() }
[ "func", "DescribeEntries", "(", "ents", "[", "]", "pb", ".", "Entry", ",", "f", "EntryFormatter", ")", "string", "{", "var", "buf", "bytes", ".", "Buffer", "\n", "for", "_", ",", "e", ":=", "range", "ents", "{", "_", ",", "_", "=", "buf", ".", "W...
// DescribeEntries calls DescribeEntry for each Entry, adding a newline to // each.
[ "DescribeEntries", "calls", "DescribeEntry", "for", "each", "Entry", "adding", "a", "newline", "to", "each", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/raft/util.go#L121-L127
test
etcd-io/etcd
clientv3/logger.go
SetLogger
func SetLogger(l grpclog.LoggerV2) { lgMu.Lock() lg = logutil.NewLogger(l) // override grpclog so that any changes happen with locking grpclog.SetLoggerV2(lg) lgMu.Unlock() }
go
func SetLogger(l grpclog.LoggerV2) { lgMu.Lock() lg = logutil.NewLogger(l) // override grpclog so that any changes happen with locking grpclog.SetLoggerV2(lg) lgMu.Unlock() }
[ "func", "SetLogger", "(", "l", "grpclog", ".", "LoggerV2", ")", "{", "lgMu", ".", "Lock", "(", ")", "\n", "lg", "=", "logutil", ".", "NewLogger", "(", "l", ")", "\n", "grpclog", ".", "SetLoggerV2", "(", "lg", ")", "\n", "lgMu", ".", "Unlock", "(", ...
// SetLogger sets client-side Logger.
[ "SetLogger", "sets", "client", "-", "side", "Logger", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/clientv3/logger.go#L43-L49
test
etcd-io/etcd
clientv3/logger.go
GetLogger
func GetLogger() logutil.Logger { lgMu.RLock() l := lg lgMu.RUnlock() return l }
go
func GetLogger() logutil.Logger { lgMu.RLock() l := lg lgMu.RUnlock() return l }
[ "func", "GetLogger", "(", ")", "logutil", ".", "Logger", "{", "lgMu", ".", "RLock", "(", ")", "\n", "l", ":=", "lg", "\n", "lgMu", ".", "RUnlock", "(", ")", "\n", "return", "l", "\n", "}" ]
// GetLogger returns the current logutil.Logger.
[ "GetLogger", "returns", "the", "current", "logutil", ".", "Logger", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/clientv3/logger.go#L52-L57
test
etcd-io/etcd
raft/log_unstable.go
maybeFirstIndex
func (u *unstable) maybeFirstIndex() (uint64, bool) { if u.snapshot != nil { return u.snapshot.Metadata.Index + 1, true } return 0, false }
go
func (u *unstable) maybeFirstIndex() (uint64, bool) { if u.snapshot != nil { return u.snapshot.Metadata.Index + 1, true } return 0, false }
[ "func", "(", "u", "*", "unstable", ")", "maybeFirstIndex", "(", ")", "(", "uint64", ",", "bool", ")", "{", "if", "u", ".", "snapshot", "!=", "nil", "{", "return", "u", ".", "snapshot", ".", "Metadata", ".", "Index", "+", "1", ",", "true", "\n", "...
// maybeFirstIndex returns the index of the first possible entry in entries // if it has a snapshot.
[ "maybeFirstIndex", "returns", "the", "index", "of", "the", "first", "possible", "entry", "in", "entries", "if", "it", "has", "a", "snapshot", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/raft/log_unstable.go#L35-L40
test
etcd-io/etcd
raft/log_unstable.go
maybeLastIndex
func (u *unstable) maybeLastIndex() (uint64, bool) { if l := len(u.entries); l != 0 { return u.offset + uint64(l) - 1, true } if u.snapshot != nil { return u.snapshot.Metadata.Index, true } return 0, false }
go
func (u *unstable) maybeLastIndex() (uint64, bool) { if l := len(u.entries); l != 0 { return u.offset + uint64(l) - 1, true } if u.snapshot != nil { return u.snapshot.Metadata.Index, true } return 0, false }
[ "func", "(", "u", "*", "unstable", ")", "maybeLastIndex", "(", ")", "(", "uint64", ",", "bool", ")", "{", "if", "l", ":=", "len", "(", "u", ".", "entries", ")", ";", "l", "!=", "0", "{", "return", "u", ".", "offset", "+", "uint64", "(", "l", ...
// maybeLastIndex returns the last index if it has at least one // unstable entry or snapshot.
[ "maybeLastIndex", "returns", "the", "last", "index", "if", "it", "has", "at", "least", "one", "unstable", "entry", "or", "snapshot", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/raft/log_unstable.go#L44-L52
test
etcd-io/etcd
raft/log_unstable.go
maybeTerm
func (u *unstable) maybeTerm(i uint64) (uint64, bool) { if i < u.offset { if u.snapshot == nil { return 0, false } if u.snapshot.Metadata.Index == i { return u.snapshot.Metadata.Term, true } return 0, false } last, ok := u.maybeLastIndex() if !ok { return 0, false } if i > last { return 0, fa...
go
func (u *unstable) maybeTerm(i uint64) (uint64, bool) { if i < u.offset { if u.snapshot == nil { return 0, false } if u.snapshot.Metadata.Index == i { return u.snapshot.Metadata.Term, true } return 0, false } last, ok := u.maybeLastIndex() if !ok { return 0, false } if i > last { return 0, fa...
[ "func", "(", "u", "*", "unstable", ")", "maybeTerm", "(", "i", "uint64", ")", "(", "uint64", ",", "bool", ")", "{", "if", "i", "<", "u", ".", "offset", "{", "if", "u", ".", "snapshot", "==", "nil", "{", "return", "0", ",", "false", "\n", "}", ...
// maybeTerm returns the term of the entry at index i, if there // is any.
[ "maybeTerm", "returns", "the", "term", "of", "the", "entry", "at", "index", "i", "if", "there", "is", "any", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/raft/log_unstable.go#L56-L75
test
etcd-io/etcd
raft/log_unstable.go
shrinkEntriesArray
func (u *unstable) shrinkEntriesArray() { // We replace the array if we're using less than half of the space in // it. This number is fairly arbitrary, chosen as an attempt to balance // memory usage vs number of allocations. It could probably be improved // with some focused tuning. const lenMultiple = 2 if len(...
go
func (u *unstable) shrinkEntriesArray() { // We replace the array if we're using less than half of the space in // it. This number is fairly arbitrary, chosen as an attempt to balance // memory usage vs number of allocations. It could probably be improved // with some focused tuning. const lenMultiple = 2 if len(...
[ "func", "(", "u", "*", "unstable", ")", "shrinkEntriesArray", "(", ")", "{", "const", "lenMultiple", "=", "2", "\n", "if", "len", "(", "u", ".", "entries", ")", "==", "0", "{", "u", ".", "entries", "=", "nil", "\n", "}", "else", "if", "len", "(",...
// shrinkEntriesArray discards the underlying array used by the entries slice // if most of it isn't being used. This avoids holding references to a bunch of // potentially large entries that aren't needed anymore. Simply clearing the // entries wouldn't be safe because clients might still be using them.
[ "shrinkEntriesArray", "discards", "the", "underlying", "array", "used", "by", "the", "entries", "slice", "if", "most", "of", "it", "isn", "t", "being", "used", ".", "This", "avoids", "holding", "references", "to", "a", "bunch", "of", "potentially", "large", ...
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/raft/log_unstable.go#L96-L109
test
etcd-io/etcd
etcdserver/storage.go
SaveSnap
func (st *storage) SaveSnap(snap raftpb.Snapshot) error { walsnap := walpb.Snapshot{ Index: snap.Metadata.Index, Term: snap.Metadata.Term, } err := st.WAL.SaveSnapshot(walsnap) if err != nil { return err } err = st.Snapshotter.SaveSnap(snap) if err != nil { return err } return st.WAL.ReleaseLockTo(sna...
go
func (st *storage) SaveSnap(snap raftpb.Snapshot) error { walsnap := walpb.Snapshot{ Index: snap.Metadata.Index, Term: snap.Metadata.Term, } err := st.WAL.SaveSnapshot(walsnap) if err != nil { return err } err = st.Snapshotter.SaveSnap(snap) if err != nil { return err } return st.WAL.ReleaseLockTo(sna...
[ "func", "(", "st", "*", "storage", ")", "SaveSnap", "(", "snap", "raftpb", ".", "Snapshot", ")", "error", "{", "walsnap", ":=", "walpb", ".", "Snapshot", "{", "Index", ":", "snap", ".", "Metadata", ".", "Index", ",", "Term", ":", "snap", ".", "Metada...
// SaveSnap saves the snapshot to disk and release the locked // wal files since they will not be used.
[ "SaveSnap", "saves", "the", "snapshot", "to", "disk", "and", "release", "the", "locked", "wal", "files", "since", "they", "will", "not", "be", "used", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/etcdserver/storage.go#L52-L66
test
etcd-io/etcd
clientv3/client.go
New
func New(cfg Config) (*Client, error) { if len(cfg.Endpoints) == 0 { return nil, ErrNoAvailableEndpoints } return newClient(&cfg) }
go
func New(cfg Config) (*Client, error) { if len(cfg.Endpoints) == 0 { return nil, ErrNoAvailableEndpoints } return newClient(&cfg) }
[ "func", "New", "(", "cfg", "Config", ")", "(", "*", "Client", ",", "error", ")", "{", "if", "len", "(", "cfg", ".", "Endpoints", ")", "==", "0", "{", "return", "nil", ",", "ErrNoAvailableEndpoints", "\n", "}", "\n", "return", "newClient", "(", "&", ...
// New creates a new etcdv3 client from a given configuration.
[ "New", "creates", "a", "new", "etcdv3", "client", "from", "a", "given", "configuration", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/clientv3/client.go#L100-L106
test
etcd-io/etcd
clientv3/client.go
NewCtxClient
func NewCtxClient(ctx context.Context) *Client { cctx, cancel := context.WithCancel(ctx) return &Client{ctx: cctx, cancel: cancel} }
go
func NewCtxClient(ctx context.Context) *Client { cctx, cancel := context.WithCancel(ctx) return &Client{ctx: cctx, cancel: cancel} }
[ "func", "NewCtxClient", "(", "ctx", "context", ".", "Context", ")", "*", "Client", "{", "cctx", ",", "cancel", ":=", "context", ".", "WithCancel", "(", "ctx", ")", "\n", "return", "&", "Client", "{", "ctx", ":", "cctx", ",", "cancel", ":", "cancel", ...
// NewCtxClient creates a client with a context but no underlying grpc // connection. This is useful for embedded cases that override the // service interface implementations and do not need connection management.
[ "NewCtxClient", "creates", "a", "client", "with", "a", "context", "but", "no", "underlying", "grpc", "connection", ".", "This", "is", "useful", "for", "embedded", "cases", "that", "override", "the", "service", "interface", "implementations", "and", "do", "not", ...
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/clientv3/client.go#L111-L114
test
etcd-io/etcd
clientv3/client.go
NewFromURL
func NewFromURL(url string) (*Client, error) { return New(Config{Endpoints: []string{url}}) }
go
func NewFromURL(url string) (*Client, error) { return New(Config{Endpoints: []string{url}}) }
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// NewFromURL creates a new etcdv3 client from a URL.
[ "NewFromURL", "creates", "a", "new", "etcdv3", "client", "from", "a", "URL", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/clientv3/client.go#L117-L119
test
etcd-io/etcd
clientv3/client.go
Close
func (c *Client) Close() error { c.cancel() c.Watcher.Close() c.Lease.Close() if c.resolverGroup != nil { c.resolverGroup.Close() } if c.conn != nil { return toErr(c.ctx, c.conn.Close()) } return c.ctx.Err() }
go
func (c *Client) Close() error { c.cancel() c.Watcher.Close() c.Lease.Close() if c.resolverGroup != nil { c.resolverGroup.Close() } if c.conn != nil { return toErr(c.ctx, c.conn.Close()) } return c.ctx.Err() }
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// Close shuts down the client's etcd connections.
[ "Close", "shuts", "down", "the", "client", "s", "etcd", "connections", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/clientv3/client.go#L127-L138
test
etcd-io/etcd
clientv3/client.go
Endpoints
func (c *Client) Endpoints() []string { // copy the slice; protect original endpoints from being changed c.mu.RLock() defer c.mu.RUnlock() eps := make([]string, len(c.cfg.Endpoints)) copy(eps, c.cfg.Endpoints) return eps }
go
func (c *Client) Endpoints() []string { // copy the slice; protect original endpoints from being changed c.mu.RLock() defer c.mu.RUnlock() eps := make([]string, len(c.cfg.Endpoints)) copy(eps, c.cfg.Endpoints) return eps }
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// Endpoints lists the registered endpoints for the client.
[ "Endpoints", "lists", "the", "registered", "endpoints", "for", "the", "client", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/clientv3/client.go#L146-L153
test
etcd-io/etcd
clientv3/client.go
SetEndpoints
func (c *Client) SetEndpoints(eps ...string) { c.mu.Lock() defer c.mu.Unlock() c.cfg.Endpoints = eps c.resolverGroup.SetEndpoints(eps) }
go
func (c *Client) SetEndpoints(eps ...string) { c.mu.Lock() defer c.mu.Unlock() c.cfg.Endpoints = eps c.resolverGroup.SetEndpoints(eps) }
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// SetEndpoints updates client's endpoints.
[ "SetEndpoints", "updates", "client", "s", "endpoints", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/clientv3/client.go#L156-L161
test
etcd-io/etcd
clientv3/client.go
Sync
func (c *Client) Sync(ctx context.Context) error { mresp, err := c.MemberList(ctx) if err != nil { return err } var eps []string for _, m := range mresp.Members { eps = append(eps, m.ClientURLs...) } c.SetEndpoints(eps...) return nil }
go
func (c *Client) Sync(ctx context.Context) error { mresp, err := c.MemberList(ctx) if err != nil { return err } var eps []string for _, m := range mresp.Members { eps = append(eps, m.ClientURLs...) } c.SetEndpoints(eps...) return nil }
[ "func", "(", "c", "*", "Client", ")", "Sync", "(", "ctx", "context", ".", "Context", ")", "error", "{", "mresp", ",", "err", ":=", "c", ".", "MemberList", "(", "ctx", ")", "\n", "if", "err", "!=", "nil", "{", "return", "err", "\n", "}", "\n", "...
// Sync synchronizes client's endpoints with the known endpoints from the etcd membership.
[ "Sync", "synchronizes", "client", "s", "endpoints", "with", "the", "known", "endpoints", "from", "the", "etcd", "membership", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/clientv3/client.go#L164-L175
test
etcd-io/etcd
clientv3/client.go
dialSetupOpts
func (c *Client) dialSetupOpts(creds *credentials.TransportCredentials, dopts ...grpc.DialOption) (opts []grpc.DialOption, err error) { if c.cfg.DialKeepAliveTime > 0 { params := keepalive.ClientParameters{ Time: c.cfg.DialKeepAliveTime, Timeout: c.cfg.DialKeepAliveTimeout, Permit...
go
func (c *Client) dialSetupOpts(creds *credentials.TransportCredentials, dopts ...grpc.DialOption) (opts []grpc.DialOption, err error) { if c.cfg.DialKeepAliveTime > 0 { params := keepalive.ClientParameters{ Time: c.cfg.DialKeepAliveTime, Timeout: c.cfg.DialKeepAliveTimeout, Permit...
[ "func", "(", "c", "*", "Client", ")", "dialSetupOpts", "(", "creds", "*", "credentials", ".", "TransportCredentials", ",", "dopts", "...", "grpc", ".", "DialOption", ")", "(", "opts", "[", "]", "grpc", ".", "DialOption", ",", "err", "error", ")", "{", ...
// dialSetupOpts gives the dial opts prior to any authentication.
[ "dialSetupOpts", "gives", "the", "dial", "opts", "prior", "to", "any", "authentication", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/clientv3/client.go#L234-L277
test
etcd-io/etcd
clientv3/client.go
Dial
func (c *Client) Dial(ep string) (*grpc.ClientConn, error) { creds := c.directDialCreds(ep) // Use the grpc passthrough resolver to directly dial a single endpoint. // This resolver passes through the 'unix' and 'unixs' endpoints schemes used // by etcd without modification, allowing us to directly dial endpoints a...
go
func (c *Client) Dial(ep string) (*grpc.ClientConn, error) { creds := c.directDialCreds(ep) // Use the grpc passthrough resolver to directly dial a single endpoint. // This resolver passes through the 'unix' and 'unixs' endpoints schemes used // by etcd without modification, allowing us to directly dial endpoints a...
[ "func", "(", "c", "*", "Client", ")", "Dial", "(", "ep", "string", ")", "(", "*", "grpc", ".", "ClientConn", ",", "error", ")", "{", "creds", ":=", "c", ".", "directDialCreds", "(", "ep", ")", "\n", "return", "c", ".", "dial", "(", "fmt", ".", ...
// Dial connects to a single endpoint using the client's config.
[ "Dial", "connects", "to", "a", "single", "endpoint", "using", "the", "client", "s", "config", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/clientv3/client.go#L280-L287
test
etcd-io/etcd
clientv3/client.go
dialWithBalancer
func (c *Client) dialWithBalancer(ep string, dopts ...grpc.DialOption) (*grpc.ClientConn, error) { _, host, _ := endpoint.ParseEndpoint(ep) target := c.resolverGroup.Target(host) creds := c.dialWithBalancerCreds(ep) return c.dial(target, creds, dopts...) }
go
func (c *Client) dialWithBalancer(ep string, dopts ...grpc.DialOption) (*grpc.ClientConn, error) { _, host, _ := endpoint.ParseEndpoint(ep) target := c.resolverGroup.Target(host) creds := c.dialWithBalancerCreds(ep) return c.dial(target, creds, dopts...) }
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// dialWithBalancer dials the client's current load balanced resolver group. The scheme of the host // of the provided endpoint determines the scheme used for all endpoints of the client connection.
[ "dialWithBalancer", "dials", "the", "client", "s", "current", "load", "balanced", "resolver", "group", ".", "The", "scheme", "of", "the", "host", "of", "the", "provided", "endpoint", "determines", "the", "scheme", "used", "for", "all", "endpoints", "of", "the"...
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/clientv3/client.go#L334-L339
test
etcd-io/etcd
clientv3/client.go
dial
func (c *Client) dial(target string, creds *credentials.TransportCredentials, dopts ...grpc.DialOption) (*grpc.ClientConn, error) { opts, err := c.dialSetupOpts(creds, dopts...) if err != nil { return nil, fmt.Errorf("failed to configure dialer: %v", err) } if c.Username != "" && c.Password != "" { c.tokenCred...
go
func (c *Client) dial(target string, creds *credentials.TransportCredentials, dopts ...grpc.DialOption) (*grpc.ClientConn, error) { opts, err := c.dialSetupOpts(creds, dopts...) if err != nil { return nil, fmt.Errorf("failed to configure dialer: %v", err) } if c.Username != "" && c.Password != "" { c.tokenCred...
[ "func", "(", "c", "*", "Client", ")", "dial", "(", "target", "string", ",", "creds", "*", "credentials", ".", "TransportCredentials", ",", "dopts", "...", "grpc", ".", "DialOption", ")", "(", "*", "grpc", ".", "ClientConn", ",", "error", ")", "{", "opt...
// dial configures and dials any grpc balancer target.
[ "dial", "configures", "and", "dials", "any", "grpc", "balancer", "target", "." ]
616592d9ba993e3fe9798eef581316016df98906
https://github.com/etcd-io/etcd/blob/616592d9ba993e3fe9798eef581316016df98906/clientv3/client.go#L342-L387
test