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c24700
to read fixed body") } query.threadId = fixed.ThreadId query.duration = fixed.Duration query.errorCode = mysql_proto.ErrorCode_Type(fixed.ErrorCode) data := raw.VariableLengthData() dbNameEnd := int(fixed.StatusLength) + int(fixed.DatabaseNameLength) if dbNameEnd+1 > len(data) { return raw, errors.Newf("In...
c24701
if err != nil { return raw, errors.Wrap(err, "Failed to read new log position") } return rotate, nil }
c24702
eventType mysql_proto.LogEventType_Type) int { return e.fixedLengthSizes[eventType] }
c24703
} else if len(data) == 40 { // mysql 5.6(.17) // This is a relay log where the master is 5.5 and slave is 5.6 if data[int(mysql_proto.LogEventType_WRITE_ROWS_EVENT)-1] == 0 { numEvents = 28 } } else { return raw, errors.Newf( "Unable to parse FDE for mysql variant: %s", fde.serverVersion) } // un...
c24704
make(map[string]*_LockImp) case ShardedGranularity: lock.shardedLocks = make([]*sync.RWMutex, options.LockCount) for i := range lock.shardedLocks { lock.shardedLocks[i] = &sync.RWMutex{} } } return &lock }
c24705
return &ShardedClient{ manager: manager, builder: builder, } }
c24706
[]MutateResponse { return shardClient.SetMulti(mapping.Items) }
c24707
[]MutateResponse { return shardClient.CasMulti(mapping.Items) }
c24708
[]MutateResponse { return shardClient.AddMulti(mapping.Items) }
c24709
shardClient.DeleteMulti(mapping.Keys) }
c24710
m.set(&TableMapEventParser{}) m.set(&XidEventParser{}) m.set(&RowsQueryEventParser{}) m.set(&GtidLogEventParser{}) m.set(&PreviousGtidsLogEventParser{}) m.set(newWriteRowsEventV1Parser()) m.set(newWriteRowsEventV2Parser()) m.set(newUpdateRowsEventV1Parser()) m.set(newUpdateRowsEventV2Parser()) m.set(newDelet...
c24711
case error: return e.Error() default: return "Passed a non-error to GetMessage" } }
c24712
new(nil, fmt.Sprintf(format, args...)) }
c24713
new(err, fmt.Sprintf(format, args...)) }
c24714
:= runtime.Callers(3, stack) return &baseError{ msg: msg, stack: stack[:stackLength], inner: err, } }
c24715
all inner errors. // Add last message and exit loop. errMsg.WriteString(innerErr.Error()) break } errMsg.WriteString("\n") } if includeStack { errMsg.WriteString("\nORIGINAL STACK TRACE:\n") errMsg.WriteString(lastDbxErr.GetStack()) } return errMsg.String() }
c24716
a convention but paradoxically no // interface. All of these panic on error. errV := reflect.ValueOf(ierr).Elem() errV = errV.FieldByName("Err") return errV.Interface().(error) }
c24717
nerr = terr } return fmt.Errorf("too many iterations: %T", nerr) }
c24718
rootErrStr = rootErr.Error() } errConstStr := "" if errConst != nil { errConstStr = errConst.Error() } return rootErrStr == errConstStr }
c24719
data := raw.VariableLengthData() if len(data) < 1 { return raw, errors.Newf("Invalid message length") } query.truncatedQuery = data[1:] return query, nil }
c24720
options, numActive: numActive, activeHighWaterMark: activeHighWaterMark, openTokens: tokens, mutex: sync.Mutex{}, idleHandles: make([]*idleHandle, 0, 0), isLameDuck: false, } }
c24721
> 0 { toClose = p.idleHandles[0:i] } if i < len(p.idleHandles) { idle := p.idleHandles[i] p.idleHandles = p.idleHandles[i+1:] return NewManagedHandle(p.location, idle.handle, p, p.options) } if len(p.idleHandles) > 0 { p.idleHandles = []*idleHandle{} } return nil }
c24722
:= now.Add(*p.options.MaxIdleTime) keepUntil = &x } p.mutex.Lock() defer p.mutex.Unlock() if p.isLameDuck { toClose = []*idleHandle{ {handle: handle}, } return } p.idleHandles = append( p.idleHandles, &idleHandle{ handle: handle, keepUntil: keepUntil, }) nIdleHandles := uint32(len(...
c24723
{ for _, handle := range handles { _ = p.options.Close(handle.handle) } }
c24724
c.setTableName(name) if err != nil { panic(err) } t.columnLookup[c.Name()] = c } if len(columns) == 0 { panic(fmt.Sprintf("Table %s has no columns", name)) } return t }
c24725
return nil, errors.Newf("No such column '%s' in table '%s'", name, t.name) }
c24726
table: t, colName: name, } }
c24727
{ result = append(result, col) } return result }
c24728
*t newTable.forcedIndex = index return &newTable }
c24729
return InnerJoinOn(t, table, onCondition) }
c24730
return LeftJoinOn(t, table, onCondition) }
c24731
return RightJoinOn(t, table, onCondition) }
c24732
return nil, errors.Newf("Not enough bytes for start/end: %v", data) } var start, end uint64 start, data = LittleEndian.Uint64(data[:8]), data[8:] end, data = LittleEndian.Uint64(data[:8]), data[8:] pgle.set[sid] = append(pgle.set[sid], GtidRange{start, end}) } } if len(data) > 0 { return nil, ...
c24733
[]byte) { for _, b := range data { w.Write(hexMap[b]) } }
c24734
errors.New("Invalid pool") } } if createPool == nil { createPool = NewSimpleResourcePool } counter := new(int64) atomic.StoreInt64(counter, 0) shuffle(pools) return &roundRobinResourcePool{ options: options, createPool: createPool, rwMutex: sync.RWMutex{}, isLameDuck: false, pools: ...
c24735
{ return mysql_proto.LogEventType_Type(e.header.EventType) }
c24736
end := len(e.data) - e.checksumSize return e.data[begin:end] }
c24737
return errors.Newf( "Invalid extra headers size (data size: %d basic header size: %d"+ "fixed length data size: %d checksum size: %d input: %d)", len(e.data), sizeOfBasicV4EventHeader, e.fixedLengthDataSize, e.checksumSize, size) } e.extraHeadersSize = size return nil }
c24738
Storage { return &CacheOnStorage{ cache: cache, storage: storage, } }
c24739
{ if size%workSize != 0 { rem := workSize - (size % workSize) offset, err = io.ReadFull(socketRead, batch[size:size+rem]) size += offset } return } lastCheckedForNull = endCheck // need to check partial work items } else { return } } } return }
c24740
copyTo <- batch[:size] } if err != nil { if err != io.EOF { log.Print("Error encountered in readBatch:", err) } return } } }
c24741
end := c.now.Add(delta) c.advanceTo(end) }
c24742
defer c.mutex.Unlock() c.advanceTo(t) }
c24743
c.mutex.Unlock() return c.now }
c24744
conn.Do(req) if err != nil { if _, ok := err.(DialError); ok { // do nothing. err is already wrapped. } else if urlErr, ok := err.(*url.Error); ok { if urlErr.Err == errFollowRedirectDisabled { // This is not an actual error return resp, nil } if _, ok := urlErr.Err.(DialError); ok { err ...
c24745
(resp *http.Response, err error) { return pool.DoWithParams(req, DoParams{Timeout: timeout}) }
c24746
(*http.Client, error) { return pool.Get() }
c24747
defer pool.lock.Unlock() pool.activeSetSize = size }
c24748
{ return pool.DoWithTimeout(req, 0) }
c24749
return pool.DoWithParams(req, DoParams{Timeout: timeout}) }
c24750
LBShuffledFixed: // In ShuffledFixed strategy instances are also always traversed in // same exact order. idx = i case LBConsistentHashing: // In ConsistentHashing strategy instances are picked up randomly between // start and start + numInstancesToTry. This is to load balance between // the alive ...
c24751
error) { _, instance, _, err := pool.getInstance(nil, 1) return instance, err }
c24752
pool.instanceList[idx] == instance { pool.markDownUntil[idx] = downUntil } }
c24753
pool.markInstanceDown(idx, instance, 0) }
c24754
make(map[string]interface{}), checkFunc: options.ValueCheckFunc, } }
c24755
defer m.lock.RUnlock() val, ok := m.data[key] if ok && (m.checkFunc == nil || m.checkFunc(key, val)) { return val, true } else { // No value or it failed to check return nil, false } }
c24756
m.lock.Lock() defer m.lock.Unlock() delete(m.data, key) }
c24757
return &managedConnImpl{ addr: addr, handle: handle, pool: pool, options: options, } }
c24758
:= c.handle.Handle() return h.(net.Conn) }
c24759
if err != nil { return -1, err } lportInt, err := strconv.Atoi(lport) if err != nil { return -1, err } return lportInt, nil }
c24760
src: rand.NewSource(seed), } }
c24761
int64(now.Nanosecond()) + 12345*int64(os.Getpid()) }
c24762
{ return time.Duration(Int63n(int64(max))) }
c24763
< k { i := Intn(n) picked.Add(i) } res = make([]int, k) e := 0 for i := range picked.Iter() { res[e] = i.(int) e++ } return }
c24764
= []interface{}{} for _, idx := range idxs { res = append(res, population[idx]) } return }
c24765
:= range population { if len(idxs) > 0 && x == idxs[0] { picked = append(picked, elem) idxs = idxs[1:] } else { remaining = append(remaining, elem) } } return }
c24766
0; i-- { collection.Swap(i, Intn(i+1)) } }
c24767
out of the two available channels. // We should do one final immediate check below. } } // Return true if we have a slot available immediately and false otherwise. select { case <-sem.slots: return true default: return false } }
c24768
"Invalid literal value")) } return &literalExpression{value: value} }
c24769
newBoolExpression(lhs, rhs, []byte(" IS ")) } return newBoolExpression(lhs, rhs, []byte("=")) }
c24770
{ return newBoolExpression(lhs, rhs, []byte("<")) }
c24771
writer: bufio.NewWriter(channel), reader: bufio.NewReader(channel), } }
c24772
make(chan *rwwait, capacity), control: &sync.Mutex{}, } }
c24773
woken := me.WaitAtomic(deadline) if !woken { return errors.New("Waiter timeout") } } else { rw.readers++ rw.control.Unlock() } return }
c24774
} woken := me.WaitAtomic(deadline) if !woken { return errors.New("Waiter timeout") } rw.control.Lock() if rw.readers != 0 { panic("readers??") } if rw.nextWriter != me { panic("not me??") } } else { rw.nextWriter = newWait(true) } rw.control.Unlock() return }
c24775
// They're gonna put it. if !swapped { <-wait.wake return true } return false }
c24776
They've moved on. return false } wait.wake <- true return true }
c24777
platform. _, err := readLittleEndian(raw.VariableLengthData(), &xe.xid) if err != nil { return raw, errors.Wrap(err, "Failed to read xid") } return xe, nil }
c24778
defer c.mutex.Unlock() return c.getHelper(key) }
c24779
key := range keys { res[key] = c.getHelper(key) } return res }
c24780
key, StatusInternalError, 0) } _, ok := c.data[key] if !ok { return NewMutateResponse( key, StatusKeyNotFound, 0) } delete(c.data, key) return NewMutateResponse( key, StatusNoError, 0) }
c24781
{ return NewMutateErrorResponse(key, errors.Newf("Append not implemented")) }
c24782
// TODO(patrick): Use expiration argument c.data = make(map[string]*Item) return NewResponse(StatusNoError) }
c24783
{ return NewStatErrorResponse(errors.Newf("Stat not implemented"), nil) }
c24784
err != nil { log.Fatal(err) } }) return myHostname }
c24785
true } if _, ok := err.(*FailedToOpenFileError); ok { return true } return false }
c24786
_, _ = buf.WriteString(" WHERE ") if err = q.where.SerializeSql(buf); err != nil { return } } if q.group != nil { _, _ = buf.WriteString(" GROUP BY ") if err = q.group.SerializeSql(buf); err != nil { return } } if q.order != nil { _, _ = buf.WriteString(" ORDER BY ") if err = q.order.Serializ...
c24787
append(s.locks, tableLock{t: t, w: false}) return s }
c24788
append(s.locks, tableLock{t: t, w: true}) return s }
c24789
{ return &gtidNextStatementImpl{ sid: sid, gno: gno, } }
c24790
= true } else { return raw, errors.Newf("Commit data is not 0 or 1: %d", commitData) } data, err = readLittleEndian(data, &gle.sid) if err != nil { return raw, errors.Wrap(err, "Failed to read sid") } data, err = readLittleEndian(data, &gle.gno) if err != nil { return raw, errors.Wrap(err, "Failed to re...
c24791
createPool: createPool, rwMutex: sync.RWMutex{}, isLameDuck: false, locationPools: make(map[string]ResourcePool), } }
c24792
return string(v.Inner.raw()) }
c24793
if _, err := b.Write(nullstr); err != nil { panic(err) } } else { v.Inner.encodeSql(b) } }
c24794
if _, err := b.Write(nullstr); err != nil { panic(err) } } else { v.Inner.encodeAscii(b) } }
c24795
[]byte{byte(NullType)}, nil } return v.Inner.MarshalBinary() }
c24796
} switch typ { case NumericType: *v = Value{Numeric(raw)} case FractionalType: *v = Value{Fractional(raw)} case StringType: *v = Value{String{raw, false}} case UTF8StringType: *v = Value{String{raw, true}} default: return errors.Newf("Unknown type %d", int(typ)) } return nil }
c24797
if row[i].IsNull() { continue } err := ConvertAssign(row[i], dest[i]) if err != nil { return err } } return nil }
c24798
err != nil { return err } return ConvertAssign(v, dest) } return ConvertAssign(src, dest) }
c24799
num uint64) { numVal, _ := BuildValue(num) numVal.EncodeSql(b) }