_id
stringlengths
2
7
title
stringlengths
1
118
partition
stringclasses
3 values
text
stringlengths
52
85.5k
language
stringclasses
1 value
meta_information
dict
q16800
UnmarshalJSON
train
func (c *Client) UnmarshalJSON(b []byte) error { temp := struct { Config Config `json:"config"` Cluster *Cluster `json:"cluster"` }{} err := json.Unmarshal(b, &temp) if err != nil { return err } c.Cluster = temp.Cluster c.Config = temp.Config return nil }
go
{ "resource": "" }
q16801
Get
train
func (c *Client) Get(endpoint string) (*RawResponse, error) { return c.getCancelable(endpoint, nil) }
go
{ "resource": "" }
q16802
Put
train
func (c *Client) Put(endpoint string, body []byte) (*RawResponse, error) { logger.Debug("put %s, %s, [%s]", endpoint, body, c.Cluster.Leader) p := endpoint req := NewRawRequest("PUT", p, body, nil) resp, err := c.SendRequest(req) if err != nil { return nil, err } return resp, nil }
go
{ "resource": "" }
q16803
buildValues
train
func buildValues(value string, ttl uint64) url.Values { v := url.Values{} if value != "" { v.Set("value", value) } if ttl > 0 { v.Set("ttl", fmt.Sprintf("%v", ttl)) } return v }
go
{ "resource": "" }
q16804
Encode
train
func (s Latin1) Encode() []byte { e := charmap.Windows1252.NewEncoder() es, _, err := transform.Bytes(e, s) if err != nil { return s } return es }
go
{ "resource": "" }
q16805
Decode
train
func (s Latin1) Decode() []byte { e := charmap.Windows1252.NewDecoder() es, _, err := transform.Bytes(e, s) if err != nil { return s } return es }
go
{ "resource": "" }
q16806
New
train
func New(n Name, data []byte) Body { switch n { case AddrNPI, AddrTON, DataCoding, DestAddrNPI, DestAddrTON, ESMClass, ErrorCode, InterfaceVersion, MessageState, NumberDests, NoUnsuccess, PriorityFlag, ProtocolID, RegisteredDelivery, ReplaceIfPresentFlag, SMDefaultMsgID, SMLength, SourceAddrNPI, SourceAddrTON, UDHLength: if data == nil { data = []byte{0} } return &Fixed{Data: data[0]} case AddressRange, DestinationAddr, DestinationList, FinalDate, MessageID, Password, ScheduleDeliveryTime, ServiceType, SourceAddr, SystemID, SystemType, UnsuccessSme, ValidityPeriod: if data == nil { data = []byte{} } return &Variable{Data: data} case ShortMessage: if data == nil { data = []byte{} } return &SM{Data: data} case GSMUserData: udhData := []UDH{} if data != nil && len(data) > 2 { for i := 0; i < len(data); { udh := UDH{} udh.IEI = Fixed{Data: data[i]} udh.IELength = Fixed{Data: data[i+1]} udh.IEData = Variable{} l := int(data[i+1]) for j := 2; j < l+2; j++ { udh.IEData.Data = append(udh.IEData.Data, data[i+j]) } udhData = append(udhData, udh) i += l + 3 // Ignore one byte after IEData (which is 0x00) } } return &UDHList{Data: udhData} default: return nil } }
go
{ "resource": "" }
q16807
handlePDU
train
func (t *Transmitter) handlePDU(f HandlerFunc) { for { p, err := t.cl.Read() if err != nil || p == nil { break } seq := p.Header().Seq t.tx.Lock() rc := t.tx.inflight[seq] t.tx.Unlock() if rc != nil { rc <- &tx{PDU: p} } else if f != nil { f(p) } if p.Header().ID == pdu.DeliverSMID { // Send DeliverSMResp pResp := pdu.NewDeliverSMRespSeq(p.Header().Seq) t.cl.Write(pResp) } } t.tx.Lock() for _, rc := range t.tx.inflight { rc <- &tx{Err: ErrNotConnected} } t.tx.Unlock() }
go
{ "resource": "" }
q16808
newUnsucessDest
train
func newUnsucessDest(p pdufield.UnSme) UnsucessDest { unDest := UnsucessDest{} unDest.AddrTON, _ = p.Ton.Raw().(uint8) // if there is an error default value will be set unDest.AddrNPI, _ = p.Npi.Raw().(uint8) unDest.Address = string(p.DestAddr.Bytes()) unDest.Error = pdu.Status(binary.BigEndian.Uint32(p.ErrCode.Bytes())) return unDest }
go
{ "resource": "" }
q16809
Resp
train
func (sm *ShortMessage) Resp() pdu.Body { sm.resp.Lock() defer sm.resp.Unlock() return sm.resp.p }
go
{ "resource": "" }
q16810
Submit
train
func (t *Transmitter) Submit(sm *ShortMessage) (*ShortMessage, error) { if len(sm.DstList) > 0 || len(sm.DLs) > 0 { // if we have a single destination address add it to the list if sm.Dst != "" { sm.DstList = append(sm.DstList, sm.Dst) } p := pdu.NewSubmitMulti(sm.TLVFields) return t.submitMsgMulti(sm, p, uint8(sm.Text.Type())) } p := pdu.NewSubmitSM(sm.TLVFields) return t.submitMsg(sm, p, uint8(sm.Text.Type())) }
go
{ "resource": "" }
q16811
DecodeTLV
train
func DecodeTLV(r *bytes.Buffer) (Map, error) { t := make(Map) for r.Len() >= 4 { b := r.Next(4) ft := Tag(binary.BigEndian.Uint16(b[0:2])) fl := binary.BigEndian.Uint16(b[2:4]) if r.Len() < int(fl) { return nil, fmt.Errorf("not enough data for tag %s: want %d, have %d", ft.Hex(), fl, r.Len()) } b = r.Next(int(fl)) t[ft] = &Field{ Tag: ft, Data: b, } } return t, nil }
go
{ "resource": "" }
q16812
Bind
train
func (r *Receiver) Bind() <-chan ConnStatus { r.cl.Lock() defer r.cl.Unlock() r.chanClose = make(chan struct{}) if r.cl.client != nil { return r.cl.Status } c := &client{ Addr: r.Addr, TLS: r.TLS, EnquireLink: r.EnquireLink, EnquireLinkTimeout: r.EnquireLinkTimeout, Status: make(chan ConnStatus, 1), BindFunc: r.bindFunc, BindInterval: r.BindInterval, } r.cl.client = c c.init() go c.Bind() // Set up message merging if requested if r.MergeInterval > 0 { if r.MergeCleanupInterval == 0 { r.MergeCleanupInterval = 1 * time.Second } r.mg.mergeHolders = make(map[int]*MergeHolder) go r.mergeCleaner() } return c.Status }
go
{ "resource": "" }
q16813
DecodeHeader
train
func DecodeHeader(r io.Reader) (*Header, error) { b := make([]byte, HeaderLen) _, err := io.ReadFull(r, b) if err != nil { return nil, err } l := binary.BigEndian.Uint32(b[0:4]) if l < HeaderLen { return nil, fmt.Errorf("PDU too small: %d < %d", l, HeaderLen) } if l > MaxSize { return nil, fmt.Errorf("PDU too large: %d > %d", l, MaxSize) } hdr := &Header{ Len: l, ID: ID(binary.BigEndian.Uint32(b[4:8])), Status: Status(binary.BigEndian.Uint32(b[8:12])), Seq: binary.BigEndian.Uint32(b[12:16]), } return hdr, nil }
go
{ "resource": "" }
q16814
SerializeTo
train
func (h *Header) SerializeTo(w io.Writer) error { b := make([]byte, HeaderLen) binary.BigEndian.PutUint32(b[0:4], h.Len) binary.BigEndian.PutUint32(b[4:8], uint32(h.ID)) binary.BigEndian.PutUint32(b[8:12], uint32(h.Status)) binary.BigEndian.PutUint32(b[12:16], h.Seq) _, err := w.Write(b) return err }
go
{ "resource": "" }
q16815
NewGenericNACK
train
func NewGenericNACK() Body { b := newGenericNACK(&Header{ID: GenericNACKID}) b.init() return b }
go
{ "resource": "" }
q16816
NewBindReceiver
train
func NewBindReceiver() Body { b := newBind(&Header{ID: BindReceiverID}) b.init() return b }
go
{ "resource": "" }
q16817
NewBindTransceiver
train
func NewBindTransceiver() Body { b := newBind(&Header{ID: BindTransceiverID}) b.init() return b }
go
{ "resource": "" }
q16818
NewBindTransmitter
train
func NewBindTransmitter() Body { b := newBind(&Header{ID: BindTransmitterID}) b.init() return b }
go
{ "resource": "" }
q16819
NewBindReceiverResp
train
func NewBindReceiverResp() Body { b := newBindResp(&Header{ID: BindReceiverRespID}) b.init() return b }
go
{ "resource": "" }
q16820
NewBindTransceiverResp
train
func NewBindTransceiverResp() Body { b := newBindResp(&Header{ID: BindTransceiverRespID}) b.init() return b }
go
{ "resource": "" }
q16821
NewBindTransmitterResp
train
func NewBindTransmitterResp() Body { b := newBindResp(&Header{ID: BindTransmitterRespID}) b.init() return b }
go
{ "resource": "" }
q16822
NewQuerySM
train
func NewQuerySM() Body { b := newQuerySM(&Header{ID: QuerySMID}) b.init() return b }
go
{ "resource": "" }
q16823
NewQuerySMResp
train
func NewQuerySMResp() Body { b := newQuerySMResp(&Header{ID: QuerySMRespID}) b.init() return b }
go
{ "resource": "" }
q16824
NewSubmitSM
train
func NewSubmitSM(fields pdutlv.Fields) Body { b := newSubmitSM(&Header{ID: SubmitSMID}) b.init() for tag, value := range fields { b.t.Set(tag, value) } return b }
go
{ "resource": "" }
q16825
NewSubmitSMResp
train
func NewSubmitSMResp() Body { b := newSubmitSMResp(&Header{ID: SubmitSMRespID}) b.init() return b }
go
{ "resource": "" }
q16826
NewSubmitMulti
train
func NewSubmitMulti(fields pdutlv.Fields) Body { b := newSubmitMulti(&Header{ID: SubmitMultiID}) b.init() for tag, value := range fields { b.t.Set(tag, value) } return b }
go
{ "resource": "" }
q16827
NewSubmitMultiResp
train
func NewSubmitMultiResp() Body { b := newSubmitMultiResp(&Header{ID: SubmitMultiRespID}) b.init() return b }
go
{ "resource": "" }
q16828
NewDeliverSM
train
func NewDeliverSM() Body { b := newDeliverSM(&Header{ID: DeliverSMID}) b.init() return b }
go
{ "resource": "" }
q16829
NewDeliverSMResp
train
func NewDeliverSMResp() Body { b := newDeliverSMResp(&Header{ID: DeliverSMRespID}) b.init() return b }
go
{ "resource": "" }
q16830
NewDeliverSMRespSeq
train
func NewDeliverSMRespSeq(seq uint32) Body { b := newDeliverSMResp(&Header{ID: DeliverSMRespID, Seq: seq}) b.init() return b }
go
{ "resource": "" }
q16831
NewUnbind
train
func NewUnbind() Body { b := newUnbind(&Header{ID: UnbindID}) b.init() return b }
go
{ "resource": "" }
q16832
NewUnbindResp
train
func NewUnbindResp() Body { b := newUnbindResp(&Header{ID: UnbindRespID}) b.init() return b }
go
{ "resource": "" }
q16833
NewEnquireLink
train
func NewEnquireLink() Body { b := newEnquireLink(&Header{ID: EnquireLinkID}) b.init() return b }
go
{ "resource": "" }
q16834
NewEnquireLinkResp
train
func NewEnquireLinkResp() Body { b := newEnquireLinkResp(&Header{ID: EnquireLinkRespID}) b.init() return b }
go
{ "resource": "" }
q16835
NewEnquireLinkRespSeq
train
func NewEnquireLinkRespSeq(seq uint32) Body { b := newEnquireLinkResp(&Header{ID: EnquireLinkRespID, Seq: seq}) b.init() return b }
go
{ "resource": "" }
q16836
NewTLV
train
func NewTLV(tag Tag, value []byte) Body { return &Field{ Tag: tag, Data: value } }
go
{ "resource": "" }
q16837
Dial
train
func Dial(addr string, TLS *tls.Config) (Conn, error) { if addr == "" { addr = "localhost:2775" } fd, err := net.Dial("tcp", addr) if err != nil { return nil, err } if TLS != nil { fd = tls.Client(fd, TLS) } c := &conn{ rwc: fd, r: bufio.NewReader(fd), w: bufio.NewWriter(fd), } return c, nil }
go
{ "resource": "" }
q16838
Set
train
func (cs *connSwitch) Set(c Conn) { cs.mu.Lock() if cs.c != nil { cs.c.Close() } cs.c = c cs.mu.Unlock() }
go
{ "resource": "" }
q16839
Close
train
func (cs *connSwitch) Close() error { cs.mu.Lock() defer cs.mu.Unlock() if cs.c == nil { return ErrNotConnected } err := cs.c.Close() cs.c = nil return err }
go
{ "resource": "" }
q16840
Bind
train
func (t *Transceiver) Bind() <-chan ConnStatus { t.r = rand.New(rand.NewSource(time.Now().UnixNano())) t.cl.Lock() defer t.cl.Unlock() if t.cl.client != nil { return t.cl.Status } t.tx.Lock() t.tx.inflight = make(map[uint32]chan *tx) t.tx.Unlock() c := &client{ Addr: t.Addr, TLS: t.TLS, Status: make(chan ConnStatus, 1), BindFunc: t.bindFunc, EnquireLink: t.EnquireLink, EnquireLinkTimeout: t.EnquireLinkTimeout, RespTimeout: t.RespTimeout, WindowSize: t.WindowSize, RateLimiter: t.RateLimiter, BindInterval: t.BindInterval, } t.cl.client = c c.init() go c.Bind() return c.Status }
go
{ "resource": "" }
q16841
init
train
func (pdu *codec) init() { if pdu.l == nil { pdu.l = pdufield.List{} } pdu.f = make(pdufield.Map) pdu.t = make(pdutlv.Map) if pdu.h.Seq == 0 { // If Seq not set pdu.h.Seq = atomic.AddUint32(&nextSeq, 1) } }
go
{ "resource": "" }
q16842
setup
train
func (pdu *codec) setup(f pdufield.Map, t pdutlv.Map) { pdu.f, pdu.t = f, t }
go
{ "resource": "" }
q16843
Len
train
func (pdu *codec) Len() int { l := HeaderLen for _, f := range pdu.f { l += f.Len() } for _, t := range pdu.t { l += t.Len() } return l }
go
{ "resource": "" }
q16844
SerializeTo
train
func (pdu *codec) SerializeTo(w io.Writer) error { var b bytes.Buffer for _, k := range pdu.FieldList() { f, ok := pdu.f[k] if !ok { pdu.f.Set(k, nil) f = pdu.f[k] } if err := f.SerializeTo(&b); err != nil { return err } } for _, f := range pdu.TLVFields() { if err := f.SerializeTo(&b); err != nil { return err } } pdu.h.Len = uint32(pdu.Len()) err := pdu.h.SerializeTo(w) if err != nil { return err } _, err = io.Copy(w, &b) return err }
go
{ "resource": "" }
q16845
Encode
train
func (s ISO88595) Encode() []byte { e := charmap.ISO8859_5.NewEncoder() es, _, err := transform.Bytes(e, s) if err != nil { return s } return es }
go
{ "resource": "" }
q16846
Decode
train
func (s ISO88595) Decode() []byte { e := charmap.ISO8859_5.NewDecoder() es, _, err := transform.Bytes(e, s) if err != nil { return s } return es }
go
{ "resource": "" }
q16847
Hex
train
func (t Tag) Hex() string { bin := make([]byte, 2, 2) binary.BigEndian.PutUint16(bin, uint16(t)) return hex.EncodeToString(bin) }
go
{ "resource": "" }
q16848
Encode
train
func (s UCS2) Encode() []byte { e := unicode.UTF16(unicode.BigEndian, unicode.IgnoreBOM) es, _, err := transform.Bytes(e.NewEncoder(), s) if err != nil { return s } return es }
go
{ "resource": "" }
q16849
Decode
train
func (s UCS2) Decode() []byte { e := unicode.UTF16(unicode.BigEndian, unicode.IgnoreBOM) es, _, err := transform.Bytes(e.NewDecoder(), s) if err != nil { return s } return es }
go
{ "resource": "" }
q16850
ValidateGSM7String
train
func ValidateGSM7String(text string) []rune { invalidChars := make([]rune, 0, 4) for _, r := range text { if _, ok := forwardLookup[r]; !ok { if _, ok := forwardEscape[r]; !ok { invalidChars = append(invalidChars, r) } } } return invalidChars }
go
{ "resource": "" }
q16851
ValidateGSM7Buffer
train
func ValidateGSM7Buffer(buffer []byte) []byte { invalidBytes := make([]byte, 0, 4) count := 0 for count < len(buffer) { b := buffer[count] if b == escapeSequence { count++ if count >= len(buffer) { invalidBytes = append(invalidBytes, b) break } e := buffer[count] if _, ok := reverseEscape[e]; !ok { invalidBytes = append(invalidBytes, b, e) } } else if _, ok := reverseLookup[b]; !ok { invalidBytes = append(invalidBytes, b) } count++ } return invalidBytes }
go
{ "resource": "" }
q16852
Bind
train
func (c *client) Bind() { delay := 1.0 const maxdelay = 120.0 for !c.closed() { eli := make(chan struct{}) c.inbox = make(chan pdu.Body) conn, err := Dial(c.Addr, c.TLS) if err != nil { c.notify(&connStatus{ s: ConnectionFailed, err: err, }) goto retry } c.conn.Set(conn) if err = c.BindFunc(c.conn); err != nil { c.notify(&connStatus{s: BindFailed, err: err}) goto retry } go c.enquireLink(eli) c.notify(&connStatus{s: Connected}) delay = 1 for { p, err := c.conn.Read() if err != nil { c.notify(&connStatus{ s: Disconnected, err: err, }) break } switch p.Header().ID { case pdu.EnquireLinkID: pResp := pdu.NewEnquireLinkRespSeq(p.Header().Seq) err := c.conn.Write(pResp) if err != nil { break } case pdu.EnquireLinkRespID: c.updateEliTime() default: c.inbox <- p } } retry: close(eli) c.conn.Close() close(c.inbox) delayDuration := c.BindInterval if delayDuration == 0 { delay = math.Min(delay*math.E, maxdelay) delayDuration = time.Duration(delay) * time.Second } c.trysleep(delayDuration) } close(c.Status) }
go
{ "resource": "" }
q16853
Read
train
func (c *client) Read() (pdu.Body, error) { select { case pdu := <-c.inbox: return pdu, nil case <-c.stop: return nil, io.EOF } }
go
{ "resource": "" }
q16854
Write
train
func (c *client) Write(w pdu.Body) error { if c.RateLimiter != nil { c.RateLimiter.Wait(c.lmctx) } return c.conn.Write(w) }
go
{ "resource": "" }
q16855
Close
train
func (c *client) Close() error { c.once.Do(func() { close(c.stop) if err := c.conn.Write(pdu.NewUnbind()); err == nil { select { case <-c.inbox: // TODO: validate UnbindResp case <-time.After(time.Second): } } c.conn.Close() }) return nil }
go
{ "resource": "" }
q16856
trysleep
train
func (c *client) trysleep(d time.Duration) { select { case <-time.After(d): case <-c.stop: } }
go
{ "resource": "" }
q16857
respTimeout
train
func (c *client) respTimeout() <-chan time.Time { if c.RespTimeout == 0 { return time.After(time.Second) } return time.After(c.RespTimeout) }
go
{ "resource": "" }
q16858
bind
train
func bind(c Conn, p pdu.Body) (pdu.Body, error) { f := p.Fields() f.Set(pdufield.InterfaceVersion, 0x34) err := c.Write(p) if err != nil { return nil, err } resp, err := c.Read() if err != nil { return nil, err } h := resp.Header() if h.Status != 0 { return nil, h.Status } return resp, nil }
go
{ "resource": "" }
q16859
Encode
train
func Encode(structPtr interface{}) (bytes []byte, err error) { defer func() { if e := recover(); e != nil { err = errors.New(e.(string)) bytes = nil } }() if structPtr == nil { return nil, nil } if bu, ok := structPtr.(encoding.BinaryMarshaler); ok { return bu.MarshalBinary() } en := encoder{} val := reflect.ValueOf(structPtr) if val.Kind() != reflect.Ptr { return nil, errors.New("encode takes a pointer to struct") } en.message(val.Elem()) return en.Bytes(), nil }
go
{ "resource": "" }
q16860
GenerateProtobufDefinition
train
func GenerateProtobufDefinition(w io.Writer, types []interface{}, enumMap EnumMap, renamer GeneratorNamer) (err error) { defer func() { if e := recover(); e != nil { err = errors.New(e.(string)) } }() enums := enumTypeMap{} for name, value := range enumMap { v := reflect.ValueOf(value) t := v.Type() if t.Kind() != reflect.Uint32 { return fmt.Errorf("enum type aliases must be uint32") } if t.Name() == "uint32" { return fmt.Errorf("enum value must be a type alias, but got uint32") } enums[t.Name()] = append(enums[t.Name()], enumValue{name, Enum(v.Uint())}) } for _, values := range enums { sort.Sort(values) } rt := reflectedTypes{} for _, t := range types { typ := reflect.Indirect(reflect.ValueOf(t)).Type() if typ.Kind() != reflect.Struct { continue } rt = append(rt, typ) } sort.Sort(rt) if renamer == nil { renamer = &DefaultGeneratorNamer{} } t := template.Must(template.New("protobuf").Funcs(template.FuncMap{ "Fields": ProtoFields, "TypeName": func(f ProtoField) string { return typeName(f, enums, renamer) }, "Options": options, }).Delims("[[", "]]").Parse(protoTemplate)) return t.Execute(w, map[string]interface{}{ "Renamer": renamer, "Enums": enums, "Types": rt, "Ptr": reflect.Ptr, "Slice": reflect.Slice, "Map": reflect.Map, }) }
go
{ "resource": "" }
q16861
String
train
func (c *Constructors) String() string { var s string for k := range *c { s += k.String() + "=>" + "(func() interface {})" + "\t" } return s }
go
{ "resource": "" }
q16862
DecodeWithConstructors
train
func DecodeWithConstructors(buf []byte, structPtr interface{}, cons Constructors) (err error) { defer func() { if r := recover(); r != nil { switch e := r.(type) { case string: err = errors.New(e) case error: err = e default: err = errors.New("Failed to decode the field") } } }() if structPtr == nil { return nil } if bu, ok := structPtr.(encoding.BinaryUnmarshaler); ok { return bu.UnmarshalBinary(buf) } de := decoder{cons} val := reflect.ValueOf(structPtr) // if its NOT a pointer, it is bad return an error if val.Kind() != reflect.Ptr { return errors.New("Decode has been given a non pointer type") } return de.message(buf, val.Elem()) }
go
{ "resource": "" }
q16863
message
train
func (de *decoder) message(buf []byte, sval reflect.Value) error { if sval.Kind() != reflect.Struct { return errors.New("not a struct") } // Decode all the fields fields := ProtoFields(sval.Type()) fieldi := 0 for len(buf) > 0 { // Parse the key key, n := binary.Uvarint(buf) if n <= 0 { return errors.New("bad protobuf field key") } buf = buf[n:] wiretype := int(key & 7) fieldnum := key >> 3 // Lookup the corresponding struct field. // Leave field with a zero Value if fieldnum is out-of-range. // In this case, as well as for blank fields, // value() will just skip over and discard the field content. var field reflect.Value for fieldi < len(fields) && fields[fieldi].ID < int64(fieldnum) { fieldi++ } if fieldi < len(fields) && fields[fieldi].ID == int64(fieldnum) { // For fields within embedded structs, ensure the embedded values aren't nil. index := fields[fieldi].Index path := make([]int, 0, len(index)) for _, id := range index { path = append(path, id) field = sval.FieldByIndex(path) if field.Kind() == reflect.Ptr && field.IsNil() { field.Set(reflect.New(field.Type().Elem())) } } } // For more debugging output, uncomment the following three lines. // if fieldi < len(fields){ // fmt.Printf("Decoding FieldName %+v\n", fields[fieldi].Field) // } // Decode the field's value rem, err := de.value(wiretype, buf, field) if err != nil { if fieldi < len(fields) && fields[fieldi] != nil { return fmt.Errorf("Error while decoding field %+v: %v", fields[fieldi].Field, err) } return err } buf = rem } return nil }
go
{ "resource": "" }
q16864
value
train
func (de *decoder) value(wiretype int, buf []byte, val reflect.Value) ([]byte, error) { // Break out the value from the buffer based on the wire type var v uint64 var n int var vb []byte switch wiretype { case 0: // varint v, n = binary.Uvarint(buf) if n <= 0 { return nil, errors.New("bad protobuf varint value") } buf = buf[n:] case 5: // 32-bit if len(buf) < 4 { return nil, errors.New("bad protobuf 32-bit value") } v = uint64(buf[0]) | uint64(buf[1])<<8 | uint64(buf[2])<<16 | uint64(buf[3])<<24 buf = buf[4:] case 1: // 64-bit if len(buf) < 8 { return nil, errors.New("bad protobuf 64-bit value") } v = uint64(buf[0]) | uint64(buf[1])<<8 | uint64(buf[2])<<16 | uint64(buf[3])<<24 | uint64(buf[4])<<32 | uint64(buf[5])<<40 | uint64(buf[6])<<48 | uint64(buf[7])<<56 buf = buf[8:] case 2: // length-delimited v, n = binary.Uvarint(buf) if n <= 0 || v > uint64(len(buf)-n) { return nil, errors.New( "bad protobuf length-delimited value") } vb = buf[n : n+int(v) : n+int(v)] buf = buf[n+int(v):] default: return nil, errors.New("unknown protobuf wire-type") } // We've gotten the value out of the buffer, // now put it into the appropriate reflective Value. if err := de.putvalue(wiretype, val, v, vb); err != nil { return nil, err } return buf, nil }
go
{ "resource": "" }
q16865
instantiate
train
func (de *decoder) instantiate(t reflect.Type) reflect.Value { // If it's an interface type, lookup a dynamic constructor for it. if t.Kind() == reflect.Interface { newfunc, ok := de.nm[t] if !ok { panic("no constructor for interface " + t.String()) } return reflect.ValueOf(newfunc()) } // Otherwise, for all concrete types, just instantiate directly. return reflect.New(t) }
go
{ "resource": "" }
q16866
slice
train
func (de *decoder) slice(slval reflect.Value, vb []byte) error { // Find the element type, and create a temporary instance of it. eltype := slval.Type().Elem() val := reflect.New(eltype).Elem() // Decide on the wiretype to use for decoding. var wiretype int switch eltype.Kind() { case reflect.Bool, reflect.Int32, reflect.Int64, reflect.Int, reflect.Uint32, reflect.Uint64, reflect.Uint: if (eltype.Kind() == reflect.Int || eltype.Kind() == reflect.Uint) && eltype.Size() < 8 { return errors.New("detected a 32bit machine, please either use (u)int64 or (u)int32") } switch eltype { case sfixed32type: wiretype = 5 // Packed 32-bit representation case sfixed64type: wiretype = 1 // Packed 64-bit representation case ufixed32type: wiretype = 5 // Packed 32-bit representation case ufixed64type: wiretype = 1 // Packed 64-bit representation default: wiretype = 0 // Packed varint representation } case reflect.Float32: wiretype = 5 // Packed 32-bit representation case reflect.Float64: wiretype = 1 // Packed 64-bit representation case reflect.Uint8: // Unpacked byte-slice if slval.Kind() == reflect.Array { if slval.Len() != len(vb) { return errors.New("array length and buffer length differ") } for i := 0; i < slval.Len(); i++ { // no SetByte method in reflect so has to pass down by uint64 slval.Index(i).SetUint(uint64(vb[i])) } } else { slval.SetBytes(vb) } return nil default: // Other unpacked repeated types // Just unpack and append one value from vb. if err := de.putvalue(2, val, 0, vb); err != nil { return err } if slval.Kind() != reflect.Slice { return errors.New("append to non-slice") } slval.Set(reflect.Append(slval, val)) return nil } // Decode packed values from the buffer and append them to the slice. for len(vb) > 0 { rem, err := de.value(wiretype, vb, val) if err != nil { return err } slval.Set(reflect.Append(slval, val)) vb = rem } return nil }
go
{ "resource": "" }
q16867
register
train
func (ir *generatorRegistry) register(g InterfaceGeneratorFunc) { val, ok := g().(InterfaceMarshaler) if !ok { panic("Implementation of the interface must fulfilled InterfaceMarshaler") } key := val.MarshalID() ir.generators[key] = g }
go
{ "resource": "" }
q16868
get
train
func (ir *generatorRegistry) get(key GeneratorID) InterfaceGeneratorFunc { g, _ := ir.generators[key] return g }
go
{ "resource": "" }
q16869
WriteFile
train
func WriteFile(f *File, root string) (string, error) { if f.Encoding != "" { return "", fmt.Errorf("Unable to write file with encoding %s", f.Encoding) } fullpath := path.Join(root, f.Path) dir := path.Dir(fullpath) log.Printf("Writing file to %q", fullpath) if err := EnsureDirectoryExists(dir); err != nil { return "", err } perm, err := f.Permissions() if err != nil { return "", err } var tmp *os.File // Create a temporary file in the same directory to ensure it's on the same filesystem if tmp, err = ioutil.TempFile(dir, "cloudinit-temp"); err != nil { return "", err } if err := ioutil.WriteFile(tmp.Name(), []byte(f.Content), perm); err != nil { return "", err } if err := tmp.Close(); err != nil { return "", err } // Ensure the permissions are as requested (since WriteFile can be affected by sticky bit) if err := os.Chmod(tmp.Name(), perm); err != nil { return "", err } if f.Owner != "" { // We shell out since we don't have a way to look up unix groups natively cmd := exec.Command("chown", f.Owner, tmp.Name()) if err := cmd.Run(); err != nil { return "", err } } if err := os.Rename(tmp.Name(), fullpath); err != nil { return "", err } log.Printf("Wrote file to %q", fullpath) return fullpath, nil }
go
{ "resource": "" }
q16870
AuthorizeSSHKeys
train
func AuthorizeSSHKeys(user string, keysName string, keys []string) error { for i, key := range keys { keys[i] = strings.TrimSpace(key) } // join all keys with newlines, ensuring the resulting string // also ends with a newline joined := fmt.Sprintf("%s\n", strings.Join(keys, "\n")) cmd := exec.Command("update-ssh-keys", "-u", user, "-a", keysName) stdin, err := cmd.StdinPipe() if err != nil { return err } stdout, err := cmd.StdoutPipe() if err != nil { return err } stderr, err := cmd.StderrPipe() if err != nil { return err } err = cmd.Start() if err != nil { stdin.Close() return err } _, err = io.WriteString(stdin, joined) if err != nil { return err } stdin.Close() stdoutBytes, _ := ioutil.ReadAll(stdout) stderrBytes, _ := ioutil.ReadAll(stderr) err = cmd.Wait() if err != nil { return fmt.Errorf("Call to update-ssh-keys failed with %v: %s %s", err, string(stdoutBytes), string(stderrBytes)) } return nil }
go
{ "resource": "" }
q16871
Error
train
func (r *Report) Error(line int, message string) { r.entries = append(r.entries, Entry{entryError, message, line}) }
go
{ "resource": "" }
q16872
Warning
train
func (r *Report) Warning(line int, message string) { r.entries = append(r.entries, Entry{entryWarning, message, line}) }
go
{ "resource": "" }
q16873
Info
train
func (r *Report) Info(line int, message string) { r.entries = append(r.entries, Entry{entryInfo, message, line}) }
go
{ "resource": "" }
q16874
String
train
func (e Entry) String() string { return fmt.Sprintf("line %d: %s: %s", e.line, e.kind, e.message) }
go
{ "resource": "" }
q16875
MarshalJSON
train
func (e Entry) MarshalJSON() ([]byte, error) { return json.Marshal(map[string]interface{}{ "kind": e.kind.String(), "message": e.message, "line": e.line, }) }
go
{ "resource": "" }
q16876
PlaceUnit
train
func (s *systemd) PlaceUnit(u Unit) error { file := File{config.File{ Path: u.Destination(s.root), Content: u.Content, RawFilePermissions: "0644", }} _, err := WriteFile(&file, "/") return err }
go
{ "resource": "" }
q16877
PlaceUnitDropIn
train
func (s *systemd) PlaceUnitDropIn(u Unit, d config.UnitDropIn) error { file := File{config.File{ Path: u.DropInDestination(s.root, d), Content: d.Content, RawFilePermissions: "0644", }} _, err := WriteFile(&file, "/") return err }
go
{ "resource": "" }
q16878
Child
train
func (n node) Child(name string) node { for _, c := range n.children { if c.name == name { return c } } return node{} }
go
{ "resource": "" }
q16879
HumanType
train
func (n node) HumanType() string { switch k := n.Kind(); k { case reflect.Slice: c := n.Type().Elem() return "[]" + node{Value: reflect.New(c).Elem()}.HumanType() default: return k.String() } }
go
{ "resource": "" }
q16880
NewNode
train
func NewNode(value interface{}, context context) node { var n node toNode(value, context, &n) return n }
go
{ "resource": "" }
q16881
findKey
train
func findKey(key string, context context) (context, bool) { return find(yamlKey, key, context) }
go
{ "resource": "" }
q16882
WriteEnvFile
train
func WriteEnvFile(ef *EnvFile, root string) error { // validate new keys, mergeEnvContents uses pending to track writes pending := make(map[string]string, len(ef.Vars)) for key, value := range ef.Vars { if !validKey.MatchString(key) { return fmt.Errorf("Invalid name %q for %s", key, ef.Path) } pending[key] = value } if len(pending) == 0 { return nil } oldContent, err := ioutil.ReadFile(path.Join(root, ef.Path)) if err != nil { if os.IsNotExist(err) { oldContent = []byte{} } else { return err } } newContent := mergeEnvContents(oldContent, pending) if bytes.Equal(oldContent, newContent) { return nil } ef.File.Content = string(newContent) _, err = WriteFile(ef.File, root) return err }
go
{ "resource": "" }
q16883
keys
train
func keys(m map[string]string) (s []string) { for k := range m { s = append(s, k) } sort.Strings(s) return }
go
{ "resource": "" }
q16884
Units
train
func (fe Fleet) Units() []Unit { return []Unit{{config.Unit{ Name: "fleet.service", Runtime: true, DropIns: []config.UnitDropIn{{ Name: "20-cloudinit.conf", Content: serviceContents(fe.Fleet), }}, }}} }
go
{ "resource": "" }
q16885
serviceContents
train
func serviceContents(e interface{}) string { vars := getEnvVars(e) if len(vars) == 0 { return "" } out := "[Service]\n" for _, v := range vars { out += fmt.Sprintf("Environment=\"%s\"\n", v) } return out }
go
{ "resource": "" }
q16886
Units
train
func (ee Locksmith) Units() []Unit { return []Unit{{config.Unit{ Name: "locksmithd.service", Runtime: true, DropIns: []config.UnitDropIn{{ Name: "20-cloudinit.conf", Content: serviceContents(ee.Locksmith), }}, }}} }
go
{ "resource": "" }
q16887
GetRetry
train
func (h *HttpClient) GetRetry(rawurl string) ([]byte, error) { if rawurl == "" { return nil, ErrInvalid{errors.New("URL is empty. Skipping.")} } url, err := neturl.Parse(rawurl) if err != nil { return nil, ErrInvalid{err} } // Unfortunately, url.Parse is too generic to throw errors if a URL does not // have a valid HTTP scheme. So, we have to do this extra validation if !strings.HasPrefix(url.Scheme, "http") { return nil, ErrInvalid{fmt.Errorf("URL %s does not have a valid HTTP scheme. Skipping.", rawurl)} } dataURL := url.String() duration := h.InitialBackoff for retry := 1; retry <= h.MaxRetries; retry++ { log.Printf("Fetching data from %s. Attempt #%d", dataURL, retry) data, err := h.Get(dataURL) switch err.(type) { case ErrNetwork: log.Printf(err.Error()) case ErrServer: log.Printf(err.Error()) case ErrNotFound: return data, err default: return data, err } duration = ExpBackoff(duration, h.MaxBackoff) log.Printf("Sleeping for %v...", duration) time.Sleep(duration) } return nil, ErrTimeout{fmt.Errorf("Unable to fetch data. Maximum retries reached: %d", h.MaxRetries)} }
go
{ "resource": "" }
q16888
Apply
train
func (e *Environment) Apply(data string) string { for key, val := range e.substitutions { matchKey := strings.Replace(key, `$`, `\$`, -1) replKey := strings.Replace(key, `$`, `$$`, -1) // "key" -> "val" data = regexp.MustCompile(`([^\\]|^)`+matchKey).ReplaceAllString(data, `${1}`+val) // "\key" -> "key" data = regexp.MustCompile(`\\`+matchKey).ReplaceAllString(data, replKey) } return data }
go
{ "resource": "" }
q16889
checkDiscoveryUrl
train
func checkDiscoveryUrl(cfg node, report *Report) { c := cfg.Child("coreos").Child("etcd").Child("discovery") if !c.IsValid() { return } if _, err := url.ParseRequestURI(c.String()); err != nil { report.Warning(c.line, "discovery URL is not valid") } }
go
{ "resource": "" }
q16890
checkEncoding
train
func checkEncoding(cfg node, report *Report) { for _, f := range cfg.Child("write_files").children { e := f.Child("encoding") if !e.IsValid() { continue } c := f.Child("content") if _, err := config.DecodeContent(c.String(), e.String()); err != nil { report.Error(c.line, fmt.Sprintf("content cannot be decoded as %q", e.String())) } } }
go
{ "resource": "" }
q16891
checkStructure
train
func checkStructure(cfg node, report *Report) { g := NewNode(config.CloudConfig{}, NewContext([]byte{})) checkNodeStructure(cfg, g, report) }
go
{ "resource": "" }
q16892
isCompatible
train
func isCompatible(n, g reflect.Kind) bool { switch g { case reflect.String: return n == reflect.String || n == reflect.Int || n == reflect.Float64 || n == reflect.Bool case reflect.Struct: return n == reflect.Struct || n == reflect.Map case reflect.Float64: return n == reflect.Float64 || n == reflect.Int case reflect.Bool, reflect.Slice, reflect.Int: return n == g default: panic(fmt.Sprintf("isCompatible(): unhandled kind %s", g)) } }
go
{ "resource": "" }
q16893
getDatasources
train
func getDatasources() []datasource.Datasource { dss := make([]datasource.Datasource, 0, 5) if flags.sources.file != "" { dss = append(dss, file.NewDatasource(flags.sources.file)) } if flags.sources.url != "" { dss = append(dss, url.NewDatasource(flags.sources.url)) } if flags.sources.configDrive != "" { dss = append(dss, configdrive.NewDatasource(flags.sources.configDrive)) } if flags.sources.metadataService { dss = append(dss, ec2.NewDatasource(ec2.DefaultAddress)) } if flags.sources.ec2MetadataService != "" { dss = append(dss, ec2.NewDatasource(flags.sources.ec2MetadataService)) } if flags.sources.gceMetadataService != "" { dss = append(dss, gce.NewDatasource(flags.sources.gceMetadataService)) } if flags.sources.cloudSigmaMetadataService { dss = append(dss, cloudsigma.NewServerContextService()) } if flags.sources.digitalOceanMetadataService != "" { dss = append(dss, digitalocean.NewDatasource(flags.sources.digitalOceanMetadataService)) } if flags.sources.waagent != "" { dss = append(dss, waagent.NewDatasource(flags.sources.waagent)) } if flags.sources.packetMetadataService != "" { dss = append(dss, packet.NewDatasource(flags.sources.packetMetadataService)) } if flags.sources.procCmdLine { dss = append(dss, proc_cmdline.NewDatasource()) } if flags.sources.vmware { dss = append(dss, vmware.NewDatasource("")) } if flags.sources.ovfEnv != "" { dss = append(dss, vmware.NewDatasource(flags.sources.ovfEnv)) } return dss }
go
{ "resource": "" }
q16894
selectDatasource
train
func selectDatasource(sources []datasource.Datasource) datasource.Datasource { ds := make(chan datasource.Datasource) stop := make(chan struct{}) var wg sync.WaitGroup for _, s := range sources { wg.Add(1) go func(s datasource.Datasource) { defer wg.Done() duration := datasourceInterval for { log.Printf("Checking availability of %q\n", s.Type()) if s.IsAvailable() { ds <- s return } else if !s.AvailabilityChanges() { return } select { case <-stop: return case <-time.After(duration): duration = pkg.ExpBackoff(duration, datasourceMaxInterval) } } }(s) } done := make(chan struct{}) go func() { wg.Wait() close(done) }() var s datasource.Datasource select { case s = <-ds: case <-done: case <-time.After(datasourceTimeout): } close(stop) return s }
go
{ "resource": "" }
q16895
Decode
train
func (cc *CloudConfig) Decode() error { for i, file := range cc.WriteFiles { content, err := DecodeContent(file.Content, file.Encoding) if err != nil { return err } cc.WriteFiles[i].Content = string(content) cc.WriteFiles[i].Encoding = "" } return nil }
go
{ "resource": "" }
q16896
AssertStructValid
train
func AssertStructValid(c interface{}) error { ct := reflect.TypeOf(c) cv := reflect.ValueOf(c) for i := 0; i < ct.NumField(); i++ { ft := ct.Field(i) if !isFieldExported(ft) { continue } if err := AssertValid(cv.Field(i), ft.Tag.Get("valid")); err != nil { err.Field = ft.Name return err } } return nil }
go
{ "resource": "" }
q16897
AssertValid
train
func AssertValid(value reflect.Value, valid string) *ErrorValid { if valid == "" || isZero(value) { return nil } vs := fmt.Sprintf("%v", value.Interface()) if m, _ := regexp.MatchString(valid, vs); m { return nil } return &ErrorValid{ Value: vs, Valid: valid, } }
go
{ "resource": "" }
q16898
Validate
train
func Validate(userdataBytes []byte) (Report, error) { switch { case len(userdataBytes) == 0: return Report{}, nil case config.IsScript(string(userdataBytes)): return Report{}, nil case config.IsIgnitionConfig(string(userdataBytes)): return Report{}, nil case config.IsCloudConfig(string(userdataBytes)): return validateCloudConfig(userdataBytes, Rules) default: return Report{entries: []Entry{ {kind: entryError, message: `must be "#cloud-config" or begin with "#!"`, line: 1}, }}, nil } }
go
{ "resource": "" }
q16899
validateCloudConfig
train
func validateCloudConfig(config []byte, rules []rule) (report Report, err error) { defer func() { if r := recover(); r != nil { err = fmt.Errorf("%v", r) } }() c, err := parseCloudConfig(config, &report) if err != nil { return report, err } for _, r := range rules { r(c, &report) } return report, nil }
go
{ "resource": "" }