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Code Issues Releases Activity

Merge pull request #2348 from hongliang81/develop

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Add Aliyun Logger
This commit is contained in:
astaxie 2017-03-05 22:45:32 +08:00 committed by GitHub
commit f53e98d11b
11 changed files with 2579 additions and 0 deletions
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2
.travis.yml
View File

@ -31,6 +31,8 @@ install:
- go get github.com/siddontang/ledisdb/config
- go get github.com/siddontang/ledisdb/ledis
- go get github.com/ssdb/gossdb/ssdb
- go get github.com/cloudflare/golz4
- go get github.com/gogo/protobuf/proto
before_script:
- psql --version
- sh -c "if [ '$ORM_DRIVER' = 'postgres' ]; then psql -c 'create database orm_test;' -U postgres; fi"

192
logs/alils/alils.go Normal file
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@ -0,0 +1,192 @@
package alils
import (
"encoding/json"
"github.com/astaxie/beego/logs"
"github.com/gogo/protobuf/proto"
"strings"
"sync"
"time"
)
const (
CacheSize int = 64
Delimiter string = "##"
)
type AliLSConfig struct {
Project string `json:"project"`
Endpoint string `json:"endpoint"`
KeyID string `json:"key_id"`
KeySecret string `json:"key_secret"`
LogStore string `json:"log_store"`
Topics []string `json:"topics"`
Source string `json:"source"`
Level int `json:"level"`
FlushWhen int `json:"flush_when"`
}
// aliLSWriter implements LoggerInterface.
// it writes messages in keep-live tcp connection.
type aliLSWriter struct {
store *LogStore
group []*LogGroup
withMap bool
groupMap map[string]*LogGroup
lock *sync.Mutex
AliLSConfig
}
// 创建提供Logger接口的日志服务
func NewAliLS() logs.Logger {
alils := new(aliLSWriter)
alils.Level = logs.LevelTrace
return alils
}
// 读取配置
// 初始化必要的数据结构
func (c *aliLSWriter) Init(jsonConfig string) (err error) {
json.Unmarshal([]byte(jsonConfig), c)
if c.FlushWhen > CacheSize {
c.FlushWhen = CacheSize
}
// 初始化Project
prj := &LogProject{
Name: c.Project,
Endpoint: c.Endpoint,
AccessKeyId: c.KeyID,
AccessKeySecret: c.KeySecret,
}
// 获取logstore
c.store, err = prj.GetLogStore(c.LogStore)
if err != nil {
return err
}
// 创建默认Log Group
c.group = append(c.group, &LogGroup{
Topic: proto.String(""),
Source: proto.String(c.Source),
Logs: make([]*Log, 0, c.FlushWhen),
})
// 创建其它Log Group
c.groupMap = make(map[string]*LogGroup)
for _, topic := range c.Topics {
lg := &LogGroup{
Topic: proto.String(topic),
Source: proto.String(c.Source),
Logs: make([]*Log, 0, c.FlushWhen),
}
c.group = append(c.group, lg)
c.groupMap[topic] = lg
}
if len(c.group) == 1 {
c.withMap = false
} else {
c.withMap = true
}
c.lock = &sync.Mutex{}
return nil
}
// WriteMsg write message in connection.
// if connection is down, try to re-connect.
func (c *aliLSWriter) WriteMsg(when time.Time, msg string, level int) (err error) {
if level > c.Level {
return nil
}
var topic string
var content string
var lg *LogGroup
if c.withMap {
// 解析出Topic，并匹配LogGroup
strs := strings.SplitN(msg, Delimiter, 2)
if len(strs) == 2 {
pos := strings.LastIndex(strs[0], " ")
topic = strs[0][pos+1 : len(strs[0])]
content = strs[0][0:pos] + strs[1]
lg = c.groupMap[topic]
}
// 默认发到空Topic
if lg == nil {
topic = ""
content = msg
lg = c.group[0]
}
} else {
topic = ""
content = msg
lg = c.group[0]
}
// 生成日志
c1 := &Log_Content{
Key: proto.String("msg"),
Value: proto.String(content),
}
l := &Log{
Time: proto.Uint32(uint32(when.Unix())), // 填写日志时间
Contents: []*Log_Content{
c1,
},
}
c.lock.Lock()
lg.Logs = append(lg.Logs, l)
c.lock.Unlock()
// 满足条件则Flush
if len(lg.Logs) >= c.FlushWhen {
c.flush(lg)
}
return nil
}
// Flush implementing method. empty.
func (c *aliLSWriter) Flush() {
// flush所有group
for _, lg := range c.group {
c.flush(lg)
}
}
// Destroy destroy connection writer and close tcp listener.
func (c *aliLSWriter) Destroy() {
}
func (c *aliLSWriter) flush(lg *LogGroup) {
c.lock.Lock()
defer c.lock.Unlock()
// 把以上的LogGroup推送到SLS服务器，
// SLS服务器会根据该logstore的shard个数自动进行负载均衡。
err := c.store.PutLogs(lg)
if err != nil {
return
}
lg.Logs = make([]*Log, 0, c.FlushWhen)
}
func init() {
logs.Register(logs.AdapterAliLS, NewAliLS)
}

13
logs/alils/config.go Executable file
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@ -0,0 +1,13 @@
package alils
const (
version = "0.5.0" // SDK version
signatureMethod = "hmac-sha1" // Signature method
// OffsetNewest stands for the log head offset, i.e. the offset that will be
// assigned to the next message that will be produced to the shard.
OffsetNewest = "end"
// OffsetOldest stands for the oldest offset available on the logstore for a
// shard.
OffsetOldest = "begin"
)

984
logs/alils/log.pb.go Executable file
View File

@ -0,0 +1,984 @@
package alils
import "github.com/gogo/protobuf/proto"
import "fmt"
import "math"
// discarding unused import gogoproto "."
import github_com_gogo_protobuf_proto "github.com/gogo/protobuf/proto"
import "io"
// Reference imports to suppress errors if they are not otherwise used.
var _ = proto.Marshal
var _ = fmt.Errorf
var _ = math.Inf
type Log struct {
Time *uint32 `protobuf:"varint,1,req,name=Time" json:"Time,omitempty"`
Contents []*Log_Content `protobuf:"bytes,2,rep,name=Contents" json:"Contents,omitempty"`
XXX_unrecognized []byte `json:"-"`
}
func (m *Log) Reset() { *m = Log{} }
func (m *Log) String() string { return proto.CompactTextString(m) }
func (*Log) ProtoMessage() {}
func (m *Log) GetTime() uint32 {
if m != nil && m.Time != nil {
return *m.Time
}
return 0
}
func (m *Log) GetContents() []*Log_Content {
if m != nil {
return m.Contents
}
return nil
}
type Log_Content struct {
Key *string `protobuf:"bytes,1,req,name=Key" json:"Key,omitempty"`
Value *string `protobuf:"bytes,2,req,name=Value" json:"Value,omitempty"`
XXX_unrecognized []byte `json:"-"`
}
func (m *Log_Content) Reset() { *m = Log_Content{} }
func (m *Log_Content) String() string { return proto.CompactTextString(m) }
func (*Log_Content) ProtoMessage() {}
func (m *Log_Content) GetKey() string {
if m != nil && m.Key != nil {
return *m.Key
}
return ""
}
func (m *Log_Content) GetValue() string {
if m != nil && m.Value != nil {
return *m.Value
}
return ""
}
type LogGroup struct {
Logs []*Log `protobuf:"bytes,1,rep,name=Logs" json:"Logs,omitempty"`
Reserved *string `protobuf:"bytes,2,opt,name=Reserved" json:"Reserved,omitempty"`
Topic *string `protobuf:"bytes,3,opt,name=Topic" json:"Topic,omitempty"`
Source *string `protobuf:"bytes,4,opt,name=Source" json:"Source,omitempty"`
XXX_unrecognized []byte `json:"-"`
}
func (m *LogGroup) Reset() { *m = LogGroup{} }
func (m *LogGroup) String() string { return proto.CompactTextString(m) }
func (*LogGroup) ProtoMessage() {}
func (m *LogGroup) GetLogs() []*Log {
if m != nil {
return m.Logs
}
return nil
}
func (m *LogGroup) GetReserved() string {
if m != nil && m.Reserved != nil {
return *m.Reserved
}
return ""
}
func (m *LogGroup) GetTopic() string {
if m != nil && m.Topic != nil {
return *m.Topic
}
return ""
}
func (m *LogGroup) GetSource() string {
if m != nil && m.Source != nil {
return *m.Source
}
return ""
}
type LogGroupList struct {
LogGroups []*LogGroup `protobuf:"bytes,1,rep,name=logGroups" json:"logGroups,omitempty"`
XXX_unrecognized []byte `json:"-"`
}
func (m *LogGroupList) Reset() { *m = LogGroupList{} }
func (m *LogGroupList) String() string { return proto.CompactTextString(m) }
func (*LogGroupList) ProtoMessage() {}
func (m *LogGroupList) GetLogGroups() []*LogGroup {
if m != nil {
return m.LogGroups
}
return nil
}
func (m *Log) Marshal() (data []byte, err error) {
size := m.Size()
data = make([]byte, size)
n, err := m.MarshalTo(data)
if err != nil {
return nil, err
}
return data[:n], nil
}
func (m *Log) MarshalTo(data []byte) (int, error) {
var i int
_ = i
var l int
_ = l
if m.Time == nil {
return 0, github_com_gogo_protobuf_proto.NewRequiredNotSetError("Time")
} else {
data[i] = 0x8
i++
i = encodeVarintLog(data, i, uint64(*m.Time))
}
if len(m.Contents) > 0 {
for _, msg := range m.Contents {
data[i] = 0x12
i++
i = encodeVarintLog(data, i, uint64(msg.Size()))
n, err := msg.MarshalTo(data[i:])
if err != nil {
return 0, err
}
i += n
}
}
if m.XXX_unrecognized != nil {
i += copy(data[i:], m.XXX_unrecognized)
}
return i, nil
}
func (m *Log_Content) Marshal() (data []byte, err error) {
size := m.Size()
data = make([]byte, size)
n, err := m.MarshalTo(data)
if err != nil {
return nil, err
}
return data[:n], nil
}
func (m *Log_Content) MarshalTo(data []byte) (int, error) {
var i int
_ = i
var l int
_ = l
if m.Key == nil {
return 0, github_com_gogo_protobuf_proto.NewRequiredNotSetError("Key")
} else {
data[i] = 0xa
i++
i = encodeVarintLog(data, i, uint64(len(*m.Key)))
i += copy(data[i:], *m.Key)
}
if m.Value == nil {
return 0, github_com_gogo_protobuf_proto.NewRequiredNotSetError("Value")
} else {
data[i] = 0x12
i++
i = encodeVarintLog(data, i, uint64(len(*m.Value)))
i += copy(data[i:], *m.Value)
}
if m.XXX_unrecognized != nil {
i += copy(data[i:], m.XXX_unrecognized)
}
return i, nil
}
func (m *LogGroup) Marshal() (data []byte, err error) {
size := m.Size()
data = make([]byte, size)
n, err := m.MarshalTo(data)
if err != nil {
return nil, err
}
return data[:n], nil
}
func (m *LogGroup) MarshalTo(data []byte) (int, error) {
var i int
_ = i
var l int
_ = l
if len(m.Logs) > 0 {
for _, msg := range m.Logs {
data[i] = 0xa
i++
i = encodeVarintLog(data, i, uint64(msg.Size()))
n, err := msg.MarshalTo(data[i:])
if err != nil {
return 0, err
}
i += n
}
}
if m.Reserved != nil {
data[i] = 0x12
i++
i = encodeVarintLog(data, i, uint64(len(*m.Reserved)))
i += copy(data[i:], *m.Reserved)
}
if m.Topic != nil {
data[i] = 0x1a
i++
i = encodeVarintLog(data, i, uint64(len(*m.Topic)))
i += copy(data[i:], *m.Topic)
}
if m.Source != nil {
data[i] = 0x22
i++
i = encodeVarintLog(data, i, uint64(len(*m.Source)))
i += copy(data[i:], *m.Source)
}
if m.XXX_unrecognized != nil {
i += copy(data[i:], m.XXX_unrecognized)
}
return i, nil
}
func (m *LogGroupList) Marshal() (data []byte, err error) {
size := m.Size()
data = make([]byte, size)
n, err := m.MarshalTo(data)
if err != nil {
return nil, err
}
return data[:n], nil
}
func (m *LogGroupList) MarshalTo(data []byte) (int, error) {
var i int
_ = i
var l int
_ = l
if len(m.LogGroups) > 0 {
for _, msg := range m.LogGroups {
data[i] = 0xa
i++
i = encodeVarintLog(data, i, uint64(msg.Size()))
n, err := msg.MarshalTo(data[i:])
if err != nil {
return 0, err
}
i += n
}
}
if m.XXX_unrecognized != nil {
i += copy(data[i:], m.XXX_unrecognized)
}
return i, nil
}
func encodeFixed64Log(data []byte, offset int, v uint64) int {
data[offset] = uint8(v)
data[offset+1] = uint8(v >> 8)
data[offset+2] = uint8(v >> 16)
data[offset+3] = uint8(v >> 24)
data[offset+4] = uint8(v >> 32)
data[offset+5] = uint8(v >> 40)
data[offset+6] = uint8(v >> 48)
data[offset+7] = uint8(v >> 56)
return offset + 8
}
func encodeFixed32Log(data []byte, offset int, v uint32) int {
data[offset] = uint8(v)
data[offset+1] = uint8(v >> 8)
data[offset+2] = uint8(v >> 16)
data[offset+3] = uint8(v >> 24)
return offset + 4
}
func encodeVarintLog(data []byte, offset int, v uint64) int {
for v >= 1<<7 {
data[offset] = uint8(v&0x7f | 0x80)
v >>= 7
offset++
}
data[offset] = uint8(v)
return offset + 1
}
func (m *Log) Size() (n int) {
var l int
_ = l
if m.Time != nil {
n += 1 + sovLog(uint64(*m.Time))
}
if len(m.Contents) > 0 {
for _, e := range m.Contents {
l = e.Size()
n += 1 + l + sovLog(uint64(l))
}
}
if m.XXX_unrecognized != nil {
n += len(m.XXX_unrecognized)
}
return n
}
func (m *Log_Content) Size() (n int) {
var l int
_ = l
if m.Key != nil {
l = len(*m.Key)
n += 1 + l + sovLog(uint64(l))
}
if m.Value != nil {
l = len(*m.Value)
n += 1 + l + sovLog(uint64(l))
}
if m.XXX_unrecognized != nil {
n += len(m.XXX_unrecognized)
}
return n
}
func (m *LogGroup) Size() (n int) {
var l int
_ = l
if len(m.Logs) > 0 {
for _, e := range m.Logs {
l = e.Size()
n += 1 + l + sovLog(uint64(l))
}
}
if m.Reserved != nil {
l = len(*m.Reserved)
n += 1 + l + sovLog(uint64(l))
}
if m.Topic != nil {
l = len(*m.Topic)
n += 1 + l + sovLog(uint64(l))
}
if m.Source != nil {
l = len(*m.Source)
n += 1 + l + sovLog(uint64(l))
}
if m.XXX_unrecognized != nil {
n += len(m.XXX_unrecognized)
}
return n
}
func (m *LogGroupList) Size() (n int) {
var l int
_ = l
if len(m.LogGroups) > 0 {
for _, e := range m.LogGroups {
l = e.Size()
n += 1 + l + sovLog(uint64(l))
}
}
if m.XXX_unrecognized != nil {
n += len(m.XXX_unrecognized)
}
return n
}
func sovLog(x uint64) (n int) {
for {
n++
x >>= 7
if x == 0 {
break
}
}
return n
}
func sozLog(x uint64) (n int) {
return sovLog(uint64((x << 1) ^ uint64((int64(x) >> 63))))
}
func (m *Log) Unmarshal(data []byte) error {
var hasFields [1]uint64
l := len(data)
iNdEx := 0
for iNdEx < l {
preIndex := iNdEx
var wire uint64
for shift := uint(0); ; shift += 7 {
if shift >= 64 {
return ErrIntOverflowLog
}
if iNdEx >= l {
return io.ErrUnexpectedEOF
}
b := data[iNdEx]
iNdEx++
wire |= (uint64(b) & 0x7F) << shift
if b < 0x80 {
break
}
}
fieldNum := int32(wire >> 3)
wireType := int(wire & 0x7)
if wireType == 4 {
return fmt.Errorf("proto: Log: wiretype end group for non-group")
}
if fieldNum <= 0 {
return fmt.Errorf("proto: Log: illegal tag %d (wire type %d)", fieldNum, wire)
}
switch fieldNum {
case 1:
if wireType != 0 {
return fmt.Errorf("proto: wrong wireType = %d for field Time", wireType)
}
var v uint32
for shift := uint(0); ; shift += 7 {
if shift >= 64 {
return ErrIntOverflowLog
}
if iNdEx >= l {
return io.ErrUnexpectedEOF
}
b := data[iNdEx]
iNdEx++
v |= (uint32(b) & 0x7F) << shift
if b < 0x80 {
break
}
}
m.Time = &v
hasFields[0] |= uint64(0x00000001)
case 2:
if wireType != 2 {
return fmt.Errorf("proto: wrong wireType = %d for field Contents", wireType)
}
var msglen int
for shift := uint(0); ; shift += 7 {
if shift >= 64 {
return ErrIntOverflowLog
}
if iNdEx >= l {
return io.ErrUnexpectedEOF
}
b := data[iNdEx]
iNdEx++
msglen |= (int(b) & 0x7F) << shift
if b < 0x80 {
break
}
}
if msglen < 0 {
return ErrInvalidLengthLog
}
postIndex := iNdEx + msglen
if postIndex > l {
return io.ErrUnexpectedEOF
}
m.Contents = append(m.Contents, &Log_Content{})
if err := m.Contents[len(m.Contents)-1].Unmarshal(data[iNdEx:postIndex]); err != nil {
return err
}
iNdEx = postIndex
default:
iNdEx = preIndex
skippy, err := skipLog(data[iNdEx:])
if err != nil {
return err
}
if skippy < 0 {
return ErrInvalidLengthLog
}
if (iNdEx + skippy) > l {
return io.ErrUnexpectedEOF
}
m.XXX_unrecognized = append(m.XXX_unrecognized, data[iNdEx:iNdEx+skippy]...)
iNdEx += skippy
}
}
if hasFields[0]&uint64(0x00000001) == 0 {
return github_com_gogo_protobuf_proto.NewRequiredNotSetError("Time")
}
if iNdEx > l {
return io.ErrUnexpectedEOF
}
return nil
}
func (m *Log_Content) Unmarshal(data []byte) error {
var hasFields [1]uint64
l := len(data)
iNdEx := 0
for iNdEx < l {
preIndex := iNdEx
var wire uint64
for shift := uint(0); ; shift += 7 {
if shift >= 64 {
return ErrIntOverflowLog
}
if iNdEx >= l {
return io.ErrUnexpectedEOF
}
b := data[iNdEx]
iNdEx++
wire |= (uint64(b) & 0x7F) << shift
if b < 0x80 {
break
}
}
fieldNum := int32(wire >> 3)
wireType := int(wire & 0x7)
if wireType == 4 {
return fmt.Errorf("proto: Content: wiretype end group for non-group")
}
if fieldNum <= 0 {
return fmt.Errorf("proto: Content: illegal tag %d (wire type %d)", fieldNum, wire)
}
switch fieldNum {
case 1:
if wireType != 2 {
return fmt.Errorf("proto: wrong wireType = %d for field Key", wireType)
}
var stringLen uint64
for shift := uint(0); ; shift += 7 {
if shift >= 64 {
return ErrIntOverflowLog
}
if iNdEx >= l {
return io.ErrUnexpectedEOF
}
b := data[iNdEx]
iNdEx++
stringLen |= (uint64(b) & 0x7F) << shift
if b < 0x80 {
break
}
}
intStringLen := int(stringLen)
if intStringLen < 0 {
return ErrInvalidLengthLog
}
postIndex := iNdEx + intStringLen
if postIndex > l {
return io.ErrUnexpectedEOF
}
s := string(data[iNdEx:postIndex])
m.Key = &s
iNdEx = postIndex
hasFields[0] |= uint64(0x00000001)
case 2:
if wireType != 2 {
return fmt.Errorf("proto: wrong wireType = %d for field Value", wireType)
}
var stringLen uint64
for shift := uint(0); ; shift += 7 {
if shift >= 64 {
return ErrIntOverflowLog
}
if iNdEx >= l {
return io.ErrUnexpectedEOF
}
b := data[iNdEx]
iNdEx++
stringLen |= (uint64(b) & 0x7F) << shift
if b < 0x80 {
break
}
}
intStringLen := int(stringLen)
if intStringLen < 0 {
return ErrInvalidLengthLog
}
postIndex := iNdEx + intStringLen
if postIndex > l {
return io.ErrUnexpectedEOF
}
s := string(data[iNdEx:postIndex])
m.Value = &s
iNdEx = postIndex
hasFields[0] |= uint64(0x00000002)
default:
iNdEx = preIndex
skippy, err := skipLog(data[iNdEx:])
if err != nil {
return err
}
if skippy < 0 {
return ErrInvalidLengthLog
}
if (iNdEx + skippy) > l {
return io.ErrUnexpectedEOF
}
m.XXX_unrecognized = append(m.XXX_unrecognized, data[iNdEx:iNdEx+skippy]...)
iNdEx += skippy
}
}
if hasFields[0]&uint64(0x00000001) == 0 {
return github_com_gogo_protobuf_proto.NewRequiredNotSetError("Key")
}
if hasFields[0]&uint64(0x00000002) == 0 {
return github_com_gogo_protobuf_proto.NewRequiredNotSetError("Value")
}
if iNdEx > l {
return io.ErrUnexpectedEOF
}
return nil
}
func (m *LogGroup) Unmarshal(data []byte) error {
l := len(data)
iNdEx := 0
for iNdEx < l {
preIndex := iNdEx
var wire uint64
for shift := uint(0); ; shift += 7 {
if shift >= 64 {
return ErrIntOverflowLog
}
if iNdEx >= l {
return io.ErrUnexpectedEOF
}
b := data[iNdEx]
iNdEx++
wire |= (uint64(b) & 0x7F) << shift
if b < 0x80 {
break
}
}
fieldNum := int32(wire >> 3)
wireType := int(wire & 0x7)
if wireType == 4 {
return fmt.Errorf("proto: LogGroup: wiretype end group for non-group")
}
if fieldNum <= 0 {
return fmt.Errorf("proto: LogGroup: illegal tag %d (wire type %d)", fieldNum, wire)
}
switch fieldNum {
case 1:
if wireType != 2 {
return fmt.Errorf("proto: wrong wireType = %d for field Logs", wireType)
}
var msglen int
for shift := uint(0); ; shift += 7 {
if shift >= 64 {
return ErrIntOverflowLog
}
if iNdEx >= l {
return io.ErrUnexpectedEOF
}
b := data[iNdEx]
iNdEx++
msglen |= (int(b) & 0x7F) << shift
if b < 0x80 {
break
}
}
if msglen < 0 {
return ErrInvalidLengthLog
}
postIndex := iNdEx + msglen
if postIndex > l {
return io.ErrUnexpectedEOF
}
m.Logs = append(m.Logs, &Log{})
if err := m.Logs[len(m.Logs)-1].Unmarshal(data[iNdEx:postIndex]); err != nil {
return err
}
iNdEx = postIndex
case 2:
if wireType != 2 {
return fmt.Errorf("proto: wrong wireType = %d for field Reserved", wireType)
}
var stringLen uint64
for shift := uint(0); ; shift += 7 {
if shift >= 64 {
return ErrIntOverflowLog
}
if iNdEx >= l {
return io.ErrUnexpectedEOF
}
b := data[iNdEx]
iNdEx++
stringLen |= (uint64(b) & 0x7F) << shift
if b < 0x80 {
break
}
}
intStringLen := int(stringLen)
if intStringLen < 0 {
return ErrInvalidLengthLog
}
postIndex := iNdEx + intStringLen
if postIndex > l {
return io.ErrUnexpectedEOF
}
s := string(data[iNdEx:postIndex])
m.Reserved = &s
iNdEx = postIndex
case 3:
if wireType != 2 {
return fmt.Errorf("proto: wrong wireType = %d for field Topic", wireType)
}
var stringLen uint64
for shift := uint(0); ; shift += 7 {
if shift >= 64 {
return ErrIntOverflowLog
}
if iNdEx >= l {
return io.ErrUnexpectedEOF
}
b := data[iNdEx]
iNdEx++
stringLen |= (uint64(b) & 0x7F) << shift
if b < 0x80 {
break
}
}
intStringLen := int(stringLen)
if intStringLen < 0 {
return ErrInvalidLengthLog
}
postIndex := iNdEx + intStringLen
if postIndex > l {
return io.ErrUnexpectedEOF
}
s := string(data[iNdEx:postIndex])
m.Topic = &s
iNdEx = postIndex
case 4:
if wireType != 2 {
return fmt.Errorf("proto: wrong wireType = %d for field Source", wireType)
}
var stringLen uint64
for shift := uint(0); ; shift += 7 {
if shift >= 64 {
return ErrIntOverflowLog
}
if iNdEx >= l {
return io.ErrUnexpectedEOF
}
b := data[iNdEx]
iNdEx++
stringLen |= (uint64(b) & 0x7F) << shift
if b < 0x80 {
break
}
}
intStringLen := int(stringLen)
if intStringLen < 0 {
return ErrInvalidLengthLog
}
postIndex := iNdEx + intStringLen
if postIndex > l {
return io.ErrUnexpectedEOF
}
s := string(data[iNdEx:postIndex])
m.Source = &s
iNdEx = postIndex
default:
iNdEx = preIndex
skippy, err := skipLog(data[iNdEx:])
if err != nil {
return err
}
if skippy < 0 {
return ErrInvalidLengthLog
}
if (iNdEx + skippy) > l {
return io.ErrUnexpectedEOF
}
m.XXX_unrecognized = append(m.XXX_unrecognized, data[iNdEx:iNdEx+skippy]...)
iNdEx += skippy
}
}
if iNdEx > l {
return io.ErrUnexpectedEOF
}
return nil
}
func (m *LogGroupList) Unmarshal(data []byte) error {
l := len(data)
iNdEx := 0
for iNdEx < l {
preIndex := iNdEx
var wire uint64
for shift := uint(0); ; shift += 7 {
if shift >= 64 {
return ErrIntOverflowLog
}
if iNdEx >= l {
return io.ErrUnexpectedEOF
}
b := data[iNdEx]
iNdEx++
wire |= (uint64(b) & 0x7F) << shift
if b < 0x80 {
break
}
}
fieldNum := int32(wire >> 3)
wireType := int(wire & 0x7)
if wireType == 4 {
return fmt.Errorf("proto: LogGroupList: wiretype end group for non-group")
}
if fieldNum <= 0 {
return fmt.Errorf("proto: LogGroupList: illegal tag %d (wire type %d)", fieldNum, wire)
}
switch fieldNum {
case 1:
if wireType != 2 {
return fmt.Errorf("proto: wrong wireType = %d for field LogGroups", wireType)
}
var msglen int
for shift := uint(0); ; shift += 7 {
if shift >= 64 {
return ErrIntOverflowLog
}
if iNdEx >= l {
return io.ErrUnexpectedEOF
}
b := data[iNdEx]
iNdEx++
msglen |= (int(b) & 0x7F) << shift
if b < 0x80 {
break
}
}
if msglen < 0 {
return ErrInvalidLengthLog
}
postIndex := iNdEx + msglen
if postIndex > l {
return io.ErrUnexpectedEOF
}
m.LogGroups = append(m.LogGroups, &LogGroup{})
if err := m.LogGroups[len(m.LogGroups)-1].Unmarshal(data[iNdEx:postIndex]); err != nil {
return err
}
iNdEx = postIndex
default:
iNdEx = preIndex
skippy, err := skipLog(data[iNdEx:])
if err != nil {
return err
}
if skippy < 0 {
return ErrInvalidLengthLog
}
if (iNdEx + skippy) > l {
return io.ErrUnexpectedEOF
}
m.XXX_unrecognized = append(m.XXX_unrecognized, data[iNdEx:iNdEx+skippy]...)
iNdEx += skippy
}
}
if iNdEx > l {
return io.ErrUnexpectedEOF
}
return nil
}
func skipLog(data []byte) (n int, err error) {
l := len(data)
iNdEx := 0
for iNdEx < l {
var wire uint64
for shift := uint(0); ; shift += 7 {
if shift >= 64 {
return 0, ErrIntOverflowLog
}
if iNdEx >= l {
return 0, io.ErrUnexpectedEOF
}
b := data[iNdEx]
iNdEx++
wire |= (uint64(b) & 0x7F) << shift
if b < 0x80 {
break
}
}
wireType := int(wire & 0x7)
switch wireType {
case 0:
for shift := uint(0); ; shift += 7 {
if shift >= 64 {
return 0, ErrIntOverflowLog
}
if iNdEx >= l {
return 0, io.ErrUnexpectedEOF
}
iNdEx++
if data[iNdEx-1] < 0x80 {
break
}
}
return iNdEx, nil
case 1:
iNdEx += 8
return iNdEx, nil
case 2:
var length int
for shift := uint(0); ; shift += 7 {
if shift >= 64 {
return 0, ErrIntOverflowLog
}
if iNdEx >= l {
return 0, io.ErrUnexpectedEOF
}
b := data[iNdEx]
iNdEx++
length |= (int(b) & 0x7F) << shift
if b < 0x80 {
break
}
}
iNdEx += length
if length < 0 {
return 0, ErrInvalidLengthLog
}
return iNdEx, nil
case 3:
for {
var innerWire uint64
var start int = iNdEx
for shift := uint(0); ; shift += 7 {
if shift >= 64 {
return 0, ErrIntOverflowLog
}
if iNdEx >= l {
return 0, io.ErrUnexpectedEOF
}
b := data[iNdEx]
iNdEx++
innerWire |= (uint64(b) & 0x7F) << shift
if b < 0x80 {
break
}
}
innerWireType := int(innerWire & 0x7)
if innerWireType == 4 {
break
}
next, err := skipLog(data[start:])
if err != nil {
return 0, err
}
iNdEx = start + next
}
return iNdEx, nil
case 4:
return iNdEx, nil
case 5:
iNdEx += 4
return iNdEx, nil
default:
return 0, fmt.Errorf("proto: illegal wireType %d", wireType)
}
}
panic("unreachable")
}
var (
ErrInvalidLengthLog = fmt.Errorf("proto: negative length found during unmarshaling")
ErrIntOverflowLog = fmt.Errorf("proto: integer overflow")
)

39
logs/alils/log_config.go Executable file
View File

@ -0,0 +1,39 @@
package alils
type InputDetail struct {
LogType string `json:"logType"`
LogPath string `json:"logPath"`
FilePattern string `json:"filePattern"`
LocalStorage bool `json:"localStorage"`
TimeFormat string `json:"timeFormat"`
LogBeginRegex string `json:"logBeginRegex"`
Regex string `json:"regex"`
Keys []string `json:"key"`
FilterKeys []string `json:"filterKey"`
FilterRegex []string `json:"filterRegex"`
TopicFormat string `json:"topicFormat"`
}
type OutputDetail struct {
Endpoint string `json:"endpoint"`
LogStoreName string `json:"logstoreName"`
}
type LogConfig struct {
Name string `json:"configName"`
InputType string `json:"inputType"`
InputDetail InputDetail `json:"inputDetail"`
OutputType string `json:"outputType"`
OutputDetail OutputDetail `json:"outputDetail"`
CreateTime uint32
LastModifyTime uint32
project *LogProject
}
// GetAppliedMachineGroup returns applied machine group of this config.
func (c *LogConfig) GetAppliedMachineGroup(confName string) (groupNames []string, err error) {
groupNames, err = c.project.GetAppliedMachineGroups(c.Name)
return
}

818
logs/alils/log_project.go Executable file
View File

@ -0,0 +1,818 @@
/*
Package sls implements the SDK(v0.5.0) of Simple Log Service(abbr. SLS).
For more description about SLS, please read this article:
http://gitlab.alibaba-inc.com/sls/doc.
*/
package alils
import (
"encoding/json"
"fmt"
"io/ioutil"
"net/http"
"net/http/httputil"
)
// Error message in SLS HTTP response.
type errorMessage struct {
Code string `json:"errorCode"`
Message string `json:"errorMessage"`
}
type LogProject struct {
Name string // Project name
Endpoint string // IP or hostname of SLS endpoint
AccessKeyId string
AccessKeySecret string
}
// NewLogProject creates a new SLS project.
func NewLogProject(name, endpoint, accessKeyId, accessKeySecret string) (p *LogProject, err error) {
p = &LogProject{
Name: name,
Endpoint: endpoint,
AccessKeyId: accessKeyId,
AccessKeySecret: accessKeySecret,
}
return p, nil
}
// ListLogStore returns all logstore names of project p.
func (p *LogProject) ListLogStore() (storeNames []string, err error) {
h := map[string]string{
"x-sls-bodyrawsize": "0",
}
uri := fmt.Sprintf("/logstores")
r, err := request(p, "GET", uri, h, nil)
if err != nil {
return
}
buf, err := ioutil.ReadAll(r.Body)
if err != nil {
return
}
if r.StatusCode != http.StatusOK {
errMsg := &errorMessage{}
err = json.Unmarshal(buf, errMsg)
if err != nil {
err = fmt.Errorf("failed to list logstore")
dump, _ := httputil.DumpResponse(r, true)
fmt.Printf("%s\n", dump)
return
}
err = fmt.Errorf("%v:%v", errMsg.Code, errMsg.Message)
return
}
type Body struct {
Count int
LogStores []string
}
body := &Body{}
err = json.Unmarshal(buf, body)
if err != nil {
return
}
storeNames = body.LogStores
return
}
// GetLogStore returns logstore according by logstore name.
func (p *LogProject) GetLogStore(name string) (s *LogStore, err error) {
h := map[string]string{
"x-sls-bodyrawsize": "0",
}
r, err := request(p, "GET", "/logstores/"+name, h, nil)
if err != nil {
return
}
buf, err := ioutil.ReadAll(r.Body)
if err != nil {
return
}
if r.StatusCode != http.StatusOK {
errMsg := &errorMessage{}
err = json.Unmarshal(buf, errMsg)
if err != nil {
err = fmt.Errorf("failed to get logstore")
dump, _ := httputil.DumpResponse(r, true)
fmt.Printf("%s\n", dump)
return
}
err = fmt.Errorf("%v:%v", errMsg.Code, errMsg.Message)
return
}
s = &LogStore{}
err = json.Unmarshal(buf, s)
if err != nil {
return
}
s.project = p
return
}
// CreateLogStore creates a new logstore in SLS,
// where name is logstore name,
// and ttl is time-to-live(in day) of logs,
// and shardCnt is the number of shards.
func (p *LogProject) CreateLogStore(name string, ttl, shardCnt int) (err error) {
type Body struct {
Name string `json:"logstoreName"`
TTL int `json:"ttl"`
ShardCount int `json:"shardCount"`
}
store := &Body{
Name: name,
TTL: ttl,
ShardCount: shardCnt,
}
body, err := json.Marshal(store)
if err != nil {
return
}
h := map[string]string{
"x-sls-bodyrawsize": fmt.Sprintf("%v", len(body)),
"Content-Type": "application/json",
"Accept-Encoding": "deflate", // TODO: support lz4
}
r, err := request(p, "POST", "/logstores", h, body)
if err != nil {
return
}
body, err = ioutil.ReadAll(r.Body)
if err != nil {
return
}
if r.StatusCode != http.StatusOK {
errMsg := &errorMessage{}
err = json.Unmarshal(body, errMsg)
if err != nil {
err = fmt.Errorf("failed to create logstore")
dump, _ := httputil.DumpResponse(r, true)
fmt.Printf("%s\n", dump)
return
}
err = fmt.Errorf("%v:%v", errMsg.Code, errMsg.Message)
return
}
return
}
// DeleteLogStore deletes a logstore according by logstore name.
func (p *LogProject) DeleteLogStore(name string) (err error) {
h := map[string]string{
"x-sls-bodyrawsize": "0",
}
r, err := request(p, "DELETE", "/logstores/"+name, h, nil)
if err != nil {
return
}
body, err := ioutil.ReadAll(r.Body)
if err != nil {
return
}
if r.StatusCode != http.StatusOK {
errMsg := &errorMessage{}
err = json.Unmarshal(body, errMsg)
if err != nil {
err = fmt.Errorf("failed to delete logstore")
dump, _ := httputil.DumpResponse(r, true)
fmt.Printf("%s\n", dump)
return
}
err = fmt.Errorf("%v:%v", errMsg.Code, errMsg.Message)
return
}
return
}
// UpdateLogStore updates a logstore according by logstore name,
// obviously we can't modify the logstore name itself.
func (p *LogProject) UpdateLogStore(name string, ttl, shardCnt int) (err error) {
type Body struct {
Name string `json:"logstoreName"`
TTL int `json:"ttl"`
ShardCount int `json:"shardCount"`
}
store := &Body{
Name: name,
TTL: ttl,
ShardCount: shardCnt,
}
body, err := json.Marshal(store)
if err != nil {
return
}
h := map[string]string{
"x-sls-bodyrawsize": fmt.Sprintf("%v", len(body)),
"Content-Type": "application/json",
"Accept-Encoding": "deflate", // TODO: support lz4
}
r, err := request(p, "PUT", "/logstores", h, body)
if err != nil {
return
}
body, err = ioutil.ReadAll(r.Body)
if err != nil {
return
}
if r.StatusCode != http.StatusOK {
errMsg := &errorMessage{}
err = json.Unmarshal(body, errMsg)
if err != nil {
err = fmt.Errorf("failed to update logstore")
dump, _ := httputil.DumpResponse(r, true)
fmt.Printf("%s\n", dump)
return
}
err = fmt.Errorf("%v:%v", errMsg.Code, errMsg.Message)
return
}
return
}
// ListMachineGroup returns machine group name list and the total number of machine groups.
// The offset starts from 0 and the size is the max number of machine groups could be returned.
func (p *LogProject) ListMachineGroup(offset, size int) (m []string, total int, err error) {
h := map[string]string{
"x-sls-bodyrawsize": "0",
}
if size <= 0 {
size = 500
}
uri := fmt.Sprintf("/machinegroups?offset=%v&size=%v", offset, size)
r, err := request(p, "GET", uri, h, nil)
if err != nil {
return
}
buf, err := ioutil.ReadAll(r.Body)
if err != nil {
return
}
if r.StatusCode != http.StatusOK {
errMsg := &errorMessage{}
err = json.Unmarshal(buf, errMsg)
if err != nil {
err = fmt.Errorf("failed to list machine group")
dump, _ := httputil.DumpResponse(r, true)
fmt.Printf("%s\n", dump)
return
}
err = fmt.Errorf("%v:%v", errMsg.Code, errMsg.Message)
return
}
type Body struct {
MachineGroups []string
Count int
Total int
}
body := &Body{}
err = json.Unmarshal(buf, body)
if err != nil {
return
}
m = body.MachineGroups
total = body.Total
return
}
// GetMachineGroup retruns machine group according by machine group name.
func (p *LogProject) GetMachineGroup(name string) (m *MachineGroup, err error) {
h := map[string]string{
"x-sls-bodyrawsize": "0",
}
r, err := request(p, "GET", "/machinegroups/"+name, h, nil)
if err != nil {
return
}
buf, err := ioutil.ReadAll(r.Body)
if err != nil {
return
}
if r.StatusCode != http.StatusOK {
errMsg := &errorMessage{}
err = json.Unmarshal(buf, errMsg)
if err != nil {
err = fmt.Errorf("failed to get machine group:%v", name)
dump, _ := httputil.DumpResponse(r, true)
fmt.Printf("%s\n", dump)
return
}
err = fmt.Errorf("%v:%v", errMsg.Code, errMsg.Message)
return
}
m = &MachineGroup{}
err = json.Unmarshal(buf, m)
if err != nil {
return
}
m.project = p
return
}
// CreateMachineGroup creates a new machine group in SLS.
func (p *LogProject) CreateMachineGroup(m *MachineGroup) (err error) {
body, err := json.Marshal(m)
if err != nil {
return
}
h := map[string]string{
"x-sls-bodyrawsize": fmt.Sprintf("%v", len(body)),
"Content-Type": "application/json",
"Accept-Encoding": "deflate", // TODO: support lz4
}
r, err := request(p, "POST", "/machinegroups", h, body)
if err != nil {
return
}
body, err = ioutil.ReadAll(r.Body)
if err != nil {
return
}
if r.StatusCode != http.StatusOK {
errMsg := &errorMessage{}
err = json.Unmarshal(body, errMsg)
if err != nil {
err = fmt.Errorf("failed to create machine group")
dump, _ := httputil.DumpResponse(r, true)
fmt.Printf("%s\n", dump)
return
}
err = fmt.Errorf("%v:%v", errMsg.Code, errMsg.Message)
return
}
return
}
// UpdateMachineGroup updates a machine group.
func (p *LogProject) UpdateMachineGroup(m *MachineGroup) (err error) {
body, err := json.Marshal(m)
if err != nil {
return
}
h := map[string]string{
"x-sls-bodyrawsize": fmt.Sprintf("%v", len(body)),
"Content-Type": "application/json",
"Accept-Encoding": "deflate", // TODO: support lz4
}
r, err := request(p, "PUT", "/machinegroups/"+m.Name, h, body)
if err != nil {
return
}
body, err = ioutil.ReadAll(r.Body)
if err != nil {
return
}
if r.StatusCode != http.StatusOK {
errMsg := &errorMessage{}
err = json.Unmarshal(body, errMsg)
if err != nil {
err = fmt.Errorf("failed to update machine group")
dump, _ := httputil.DumpResponse(r, true)
fmt.Printf("%s\n", dump)
return
}
err = fmt.Errorf("%v:%v", errMsg.Code, errMsg.Message)
return
}
return
}
// DeleteMachineGroup deletes machine group according machine group name.
func (p *LogProject) DeleteMachineGroup(name string) (err error) {
h := map[string]string{
"x-sls-bodyrawsize": "0",
}
r, err := request(p, "DELETE", "/machinegroups/"+name, h, nil)
if err != nil {
return
}
body, err := ioutil.ReadAll(r.Body)
if err != nil {
return
}
if r.StatusCode != http.StatusOK {
errMsg := &errorMessage{}
err = json.Unmarshal(body, errMsg)
if err != nil {
err = fmt.Errorf("failed to delete machine group")
dump, _ := httputil.DumpResponse(r, true)
fmt.Printf("%s\n", dump)
return
}
err = fmt.Errorf("%v:%v", errMsg.Code, errMsg.Message)
return
}
return
}
// ListConfig returns config names list and the total number of configs.
// The offset starts from 0 and the size is the max number of configs could be returned.
func (p *LogProject) ListConfig(offset, size int) (cfgNames []string, total int, err error) {
h := map[string]string{
"x-sls-bodyrawsize": "0",
}
if size <= 0 {
size = 100
}
uri := fmt.Sprintf("/configs?offset=%v&size=%v", offset, size)
r, err := request(p, "GET", uri, h, nil)
if err != nil {
return
}
buf, err := ioutil.ReadAll(r.Body)
if err != nil {
return
}
if r.StatusCode != http.StatusOK {
errMsg := &errorMessage{}
err = json.Unmarshal(buf, errMsg)
if err != nil {
err = fmt.Errorf("failed to delete machine group")
dump, _ := httputil.DumpResponse(r, true)
fmt.Printf("%s\n", dump)
return
}
err = fmt.Errorf("%v:%v", errMsg.Code, errMsg.Message)
return
}
type Body struct {
Total int
Configs []string
}
body := &Body{}
err = json.Unmarshal(buf, body)
if err != nil {
return
}
cfgNames = body.Configs
total = body.Total
return
}
// GetConfig returns config according by config name.
func (p *LogProject) GetConfig(name string) (c *LogConfig, err error) {
h := map[string]string{
"x-sls-bodyrawsize": "0",
}
r, err := request(p, "GET", "/configs/"+name, h, nil)
if err != nil {
return
}
buf, err := ioutil.ReadAll(r.Body)
if err != nil {
return
}
if r.StatusCode != http.StatusOK {
errMsg := &errorMessage{}
err = json.Unmarshal(buf, errMsg)
if err != nil {
err = fmt.Errorf("failed to delete config")
dump, _ := httputil.DumpResponse(r, true)
fmt.Printf("%s\n", dump)
return
}
err = fmt.Errorf("%v:%v", errMsg.Code, errMsg.Message)
return
}
c = &LogConfig{}
err = json.Unmarshal(buf, c)
if err != nil {
return
}
c.project = p
return
}
// UpdateConfig updates a config.
func (p *LogProject) UpdateConfig(c *LogConfig) (err error) {
body, err := json.Marshal(c)
if err != nil {
return
}
h := map[string]string{
"x-sls-bodyrawsize": fmt.Sprintf("%v", len(body)),
"Content-Type": "application/json",
"Accept-Encoding": "deflate", // TODO: support lz4
}
r, err := request(p, "PUT", "/configs/"+c.Name, h, body)
if err != nil {
return
}
body, err = ioutil.ReadAll(r.Body)
if err != nil {
return
}
if r.StatusCode != http.StatusOK {
errMsg := &errorMessage{}
err = json.Unmarshal(body, errMsg)
if err != nil {
err = fmt.Errorf("failed to update config")
dump, _ := httputil.DumpResponse(r, true)
fmt.Printf("%s\n", dump)
return
}
err = fmt.Errorf("%v:%v", errMsg.Code, errMsg.Message)
return
}
return
}
// CreateConfig creates a new config in SLS.
func (p *LogProject) CreateConfig(c *LogConfig) (err error) {
body, err := json.Marshal(c)
if err != nil {
return
}
h := map[string]string{
"x-sls-bodyrawsize": fmt.Sprintf("%v", len(body)),
"Content-Type": "application/json",
"Accept-Encoding": "deflate", // TODO: support lz4
}
r, err := request(p, "POST", "/configs", h, body)
if err != nil {
return
}
body, err = ioutil.ReadAll(r.Body)
if err != nil {
return
}
if r.StatusCode != http.StatusOK {
errMsg := &errorMessage{}
err = json.Unmarshal(body, errMsg)
if err != nil {
err = fmt.Errorf("failed to update config")
dump, _ := httputil.DumpResponse(r, true)
fmt.Printf("%s\n", dump)
return
}
err = fmt.Errorf("%v:%v", errMsg.Code, errMsg.Message)
return
}
return
}
// DeleteConfig deletes a config according by config name.
func (p *LogProject) DeleteConfig(name string) (err error) {
h := map[string]string{
"x-sls-bodyrawsize": "0",
}
r, err := request(p, "DELETE", "/configs/"+name, h, nil)
if err != nil {
return
}
body, err := ioutil.ReadAll(r.Body)
if err != nil {
return
}
if r.StatusCode != http.StatusOK {
errMsg := &errorMessage{}
err = json.Unmarshal(body, errMsg)
if err != nil {
err = fmt.Errorf("failed to delete config")
dump, _ := httputil.DumpResponse(r, true)
fmt.Printf("%s\n", dump)
return
}
err = fmt.Errorf("%v:%v", errMsg.Code, errMsg.Message)
return
}
return
}
// GetAppliedMachineGroups returns applied machine group names list according config name.
func (p *LogProject) GetAppliedMachineGroups(confName string) (groupNames []string, err error) {
h := map[string]string{
"x-sls-bodyrawsize": "0",
}
uri := fmt.Sprintf("/configs/%v/machinegroups", confName)
r, err := request(p, "GET", uri, h, nil)
if err != nil {
return
}
buf, err := ioutil.ReadAll(r.Body)
if err != nil {
return
}
if r.StatusCode != http.StatusOK {
errMsg := &errorMessage{}
err = json.Unmarshal(buf, errMsg)
if err != nil {
err = fmt.Errorf("failed to get applied machine groups")
dump, _ := httputil.DumpResponse(r, true)
fmt.Printf("%s\n", dump)
return
}
err = fmt.Errorf("%v:%v", errMsg.Code, errMsg.Message)
return
}
type Body struct {
Count int
Machinegroups []string
}
body := &Body{}
err = json.Unmarshal(buf, body)
if err != nil {
return
}
groupNames = body.Machinegroups
return
}
// GetAppliedConfigs returns applied config names list according machine group name groupName.
func (p *LogProject) GetAppliedConfigs(groupName string) (confNames []string, err error) {
h := map[string]string{
"x-sls-bodyrawsize": "0",
}
uri := fmt.Sprintf("/machinegroups/%v/configs", groupName)
r, err := request(p, "GET", uri, h, nil)
if err != nil {
return
}
buf, err := ioutil.ReadAll(r.Body)
if err != nil {
return
}
if r.StatusCode != http.StatusOK {
errMsg := &errorMessage{}
err = json.Unmarshal(buf, errMsg)
if err != nil {
err = fmt.Errorf("failed to applied configs")
dump, _ := httputil.DumpResponse(r, true)
fmt.Printf("%s\n", dump)
return
}
err = fmt.Errorf("%v:%v", errMsg.Code, errMsg.Message)
return
}
type Cfg struct {
Count int `json:"count"`
Configs []string `json:"configs"`
}
body := &Cfg{}
err = json.Unmarshal(buf, body)
if err != nil {
return
}
confNames = body.Configs
return
}
// ApplyConfigToMachineGroup applies config to machine group.
func (p *LogProject) ApplyConfigToMachineGroup(confName, groupName string) (err error) {
h := map[string]string{
"x-sls-bodyrawsize": "0",
}
uri := fmt.Sprintf("/machinegroups/%v/configs/%v", groupName, confName)
r, err := request(p, "PUT", uri, h, nil)
if err != nil {
return
}
buf, err := ioutil.ReadAll(r.Body)
if err != nil {
return
}
if r.StatusCode != http.StatusOK {
errMsg := &errorMessage{}
err = json.Unmarshal(buf, errMsg)
if err != nil {
err = fmt.Errorf("failed to apply config to machine group")
dump, _ := httputil.DumpResponse(r, true)
fmt.Printf("%s\n", dump)
return
}
err = fmt.Errorf("%v:%v", errMsg.Code, errMsg.Message)
return
}
return
}
// RemoveConfigFromMachineGroup removes config from machine group.
func (p *LogProject) RemoveConfigFromMachineGroup(confName, groupName string) (err error) {
h := map[string]string{
"x-sls-bodyrawsize": "0",
}
uri := fmt.Sprintf("/machinegroups/%v/configs/%v", groupName, confName)
r, err := request(p, "DELETE", uri, h, nil)
if err != nil {
return
}
buf, err := ioutil.ReadAll(r.Body)
if err != nil {
return
}
if r.StatusCode != http.StatusOK {
errMsg := &errorMessage{}
err = json.Unmarshal(buf, errMsg)
if err != nil {
err = fmt.Errorf("failed to remove config from machine group")
dump, _ := httputil.DumpResponse(r, true)
fmt.Printf("%s\n", dump)
return
}
err = fmt.Errorf("%v:%v", errMsg.Code, errMsg.Message)
return
}
return
}

269
logs/alils/log_store.go Executable file
View File

@ -0,0 +1,269 @@
package alils
import (
"encoding/json"
"fmt"
"io/ioutil"
"net/http"
"net/http/httputil"
"strconv"
lz4 "github.com/cloudflare/golz4"
"github.com/gogo/protobuf/proto"
)
type LogStore struct {
Name string `json:"logstoreName"`
TTL int
ShardCount int
CreateTime uint32
LastModifyTime uint32
project *LogProject
}
type Shard struct {
ShardID int `json:"shardID"`
}
// ListShards returns shard id list of this logstore.
func (s *LogStore) ListShards() (shardIDs []int, err error) {
h := map[string]string{
"x-sls-bodyrawsize": "0",
}
uri := fmt.Sprintf("/logstores/%v/shards", s.Name)
r, err := request(s.project, "GET", uri, h, nil)
if err != nil {
return
}
buf, err := ioutil.ReadAll(r.Body)
if err != nil {
return
}
if r.StatusCode != http.StatusOK {
errMsg := &errorMessage{}
err = json.Unmarshal(buf, errMsg)
if err != nil {
err = fmt.Errorf("failed to list logstore")
dump, _ := httputil.DumpResponse(r, true)
fmt.Println(dump)
return
}
err = fmt.Errorf("%v:%v", errMsg.Code, errMsg.Message)
return
}
var shards []*Shard
err = json.Unmarshal(buf, &shards)
if err != nil {
return
}
for _, v := range shards {
shardIDs = append(shardIDs, v.ShardID)
}
return
}
// PutLogs put logs into logstore.
// The callers should transform user logs into LogGroup.
func (s *LogStore) PutLogs(lg *LogGroup) (err error) {
body, err := proto.Marshal(lg)
if err != nil {
return
}
// Compresse body with lz4
out := make([]byte, lz4.CompressBound(body))
n, err := lz4.Compress(body, out)
if err != nil {
return
}
h := map[string]string{
"x-sls-compresstype": "lz4",
"x-sls-bodyrawsize": fmt.Sprintf("%v", len(body)),
"Content-Type": "application/x-protobuf",
}
uri := fmt.Sprintf("/logstores/%v", s.Name)
r, err := request(s.project, "POST", uri, h, out[:n])
if err != nil {
return
}
buf, err := ioutil.ReadAll(r.Body)
if err != nil {
return
}
if r.StatusCode != http.StatusOK {
errMsg := &errorMessage{}
err = json.Unmarshal(buf, errMsg)
if err != nil {
err = fmt.Errorf("failed to put logs")
dump, _ := httputil.DumpResponse(r, true)
fmt.Println(dump)
return
}
err = fmt.Errorf("%v:%v", errMsg.Code, errMsg.Message)
return
}
return
}
// GetCursor gets log cursor of one shard specified by shardId.
// The from can be in three form: a) unix timestamp in seccond, b) "begin", c) "end".
// For more detail please read: http://gitlab.alibaba-inc.com/sls/doc/blob/master/api/shard.md#logstore
func (s *LogStore) GetCursor(shardId int, from string) (cursor string, err error) {
h := map[string]string{
"x-sls-bodyrawsize": "0",
}
uri := fmt.Sprintf("/logstores/%v/shards/%v?type=cursor&from=%v",
s.Name, shardId, from)
r, err := request(s.project, "GET", uri, h, nil)
if err != nil {
return
}
buf, err := ioutil.ReadAll(r.Body)
if err != nil {
return
}
if r.StatusCode != http.StatusOK {
errMsg := &errorMessage{}
err = json.Unmarshal(buf, errMsg)
if err != nil {
err = fmt.Errorf("failed to get cursor")
dump, _ := httputil.DumpResponse(r, true)
fmt.Println(dump)
return
}
err = fmt.Errorf("%v:%v", errMsg.Code, errMsg.Message)
return
}
type Body struct {
Cursor string
}
body := &Body{}
err = json.Unmarshal(buf, body)
if err != nil {
return
}
cursor = body.Cursor
return
}
// GetLogsBytes gets logs binary data from shard specified by shardId according cursor.
// The logGroupMaxCount is the max number of logGroup could be returned.
// The nextCursor is the next curosr can be used to read logs at next time.
func (s *LogStore) GetLogsBytes(shardId int, cursor string,
logGroupMaxCount int) (out []byte, nextCursor string, err error) {
h := map[string]string{
"x-sls-bodyrawsize": "0",
"Accept": "application/x-protobuf",
"Accept-Encoding": "lz4",
}
uri := fmt.Sprintf("/logstores/%v/shards/%v?type=logs&cursor=%v&count=%v",
s.Name, shardId, cursor, logGroupMaxCount)
r, err := request(s.project, "GET", uri, h, nil)
if err != nil {
return
}
buf, err := ioutil.ReadAll(r.Body)
if err != nil {
return
}
if r.StatusCode != http.StatusOK {
errMsg := &errorMessage{}
err = json.Unmarshal(buf, errMsg)
if err != nil {
err = fmt.Errorf("failed to get cursor")
dump, _ := httputil.DumpResponse(r, true)
fmt.Println(dump)
return
}
err = fmt.Errorf("%v:%v", errMsg.Code, errMsg.Message)
return
}
v, ok := r.Header["X-Sls-Compresstype"]
if !ok || len(v) == 0 {
err = fmt.Errorf("can't find 'x-sls-compresstype' header")
return
}
if v[0] != "lz4" {
err = fmt.Errorf("unexpected compress type:%v", v[0])
return
}
v, ok = r.Header["X-Sls-Cursor"]
if !ok || len(v) == 0 {
err = fmt.Errorf("can't find 'x-sls-cursor' header")
return
}
nextCursor = v[0]
v, ok = r.Header["X-Sls-Bodyrawsize"]
if !ok || len(v) == 0 {
err = fmt.Errorf("can't find 'x-sls-bodyrawsize' header")
return
}
bodyRawSize, err := strconv.Atoi(v[0])
if err != nil {
return
}
out = make([]byte, bodyRawSize)
err = lz4.Uncompress(buf, out)
if err != nil {
return
}
return
}
// LogsBytesDecode decodes logs binary data retruned by GetLogsBytes API
func LogsBytesDecode(data []byte) (gl *LogGroupList, err error) {
gl = &LogGroupList{}
err = proto.Unmarshal(data, gl)
if err != nil {
return
}
return
}
// GetLogs gets logs from shard specified by shardId according cursor.
// The logGroupMaxCount is the max number of logGroup could be returned.
// The nextCursor is the next curosr can be used to read logs at next time.
func (s *LogStore) GetLogs(shardId int, cursor string,
logGroupMaxCount int) (gl *LogGroupList, nextCursor string, err error) {
out, nextCursor, err := s.GetLogsBytes(shardId, cursor, logGroupMaxCount)
if err != nil {
return
}
gl, err = LogsBytesDecode(out)
if err != nil {
return
}
return
}

87
logs/alils/machine_group.go Executable file
View File

@ -0,0 +1,87 @@
package alils
import (
"encoding/json"
"fmt"
"io/ioutil"
"net/http"
"net/http/httputil"
)
type MachinGroupAttribute struct {
ExternalName string `json:"externalName"`
TopicName string `json:"groupTopic"`
}
type MachineGroup struct {
Name string `json:"groupName"`
Type string `json:"groupType"`
MachineIdType string `json:"machineIdentifyType"`
MachineIdList []string `json:"machineList"`
Attribute MachinGroupAttribute `json:"groupAttribute"`
CreateTime uint32
LastModifyTime uint32
project *LogProject
}
type Machine struct {
IP string
UniqueId string `json:"machine-uniqueid"`
UserdefinedId string `json:"userdefined-id"`
}
type MachineList struct {
Total int
Machines []*Machine
}
// ListMachines returns machine list of this machine group.
func (m *MachineGroup) ListMachines() (ms []*Machine, total int, err error) {
h := map[string]string{
"x-sls-bodyrawsize": "0",
}
uri := fmt.Sprintf("/machinegroups/%v/machines", m.Name)
r, err := request(m.project, "GET", uri, h, nil)
if err != nil {
return
}
buf, err := ioutil.ReadAll(r.Body)
if err != nil {
return
}
if r.StatusCode != http.StatusOK {
errMsg := &errorMessage{}
err = json.Unmarshal(buf, errMsg)
if err != nil {
err = fmt.Errorf("failed to remove config from machine group")
dump, _ := httputil.DumpResponse(r, true)
fmt.Println(dump)
return
}
err = fmt.Errorf("%v:%v", errMsg.Code, errMsg.Message)
return
}
body := &MachineList{}
err = json.Unmarshal(buf, body)
if err != nil {
return
}
ms = body.Machines
total = body.Total
return
}
// GetAppliedConfigs returns applied configs of this machine group.
func (m *MachineGroup) GetAppliedConfigs() (confNames []string, err error) {
confNames, err = m.project.GetAppliedConfigs(m.Name)
return
}

62
logs/alils/request.go Executable file
View File

@ -0,0 +1,62 @@
package alils
import (
"bytes"
"crypto/md5"
"fmt"
"net/http"
)
// request sends a request to SLS.
func request(project *LogProject, method, uri string, headers map[string]string,
body []byte) (resp *http.Response, err error) {
// The caller should provide 'x-sls-bodyrawsize' header
if _, ok := headers["x-sls-bodyrawsize"]; !ok {
err = fmt.Errorf("Can't find 'x-sls-bodyrawsize' header")
return
}
// SLS public request headers
headers["Host"] = project.Name + "." + project.Endpoint
headers["Date"] = nowRFC1123()
headers["x-sls-apiversion"] = version
headers["x-sls-signaturemethod"] = signatureMethod
if body != nil {
bodyMD5 := fmt.Sprintf("%X", md5.Sum(body))
headers["Content-MD5"] = bodyMD5
if _, ok := headers["Content-Type"]; !ok {
err = fmt.Errorf("Can't find 'Content-Type' header")
return
}
}
// Calc Authorization
// Authorization = "SLS <AccessKeyId>:<Signature>"
digest, err := signature(project, method, uri, headers)
if err != nil {
return
}
auth := fmt.Sprintf("SLS %v:%v", project.AccessKeyId, digest)
headers["Authorization"] = auth
// Initialize http request
reader := bytes.NewReader(body)
urlStr := fmt.Sprintf("http://%v.%v%v", project.Name, project.Endpoint, uri)
req, err := http.NewRequest(method, urlStr, reader)
if err != nil {
return
}
for k, v := range headers {
req.Header.Add(k, v)
}
// Get ready to do request
resp, err = http.DefaultClient.Do(req)
if err != nil {
return
}
return
}

112
logs/alils/signature.go Executable file
View File

@ -0,0 +1,112 @@
package alils
import (
"crypto/hmac"
"crypto/sha1"
"encoding/base64"
"fmt"
"net/url"
"sort"
"strings"
"time"
)
// GMT location
var gmtLoc = time.FixedZone("GMT", 0)
// NowRFC1123 returns now time in RFC1123 format with GMT timezone,
// eg. "Mon, 02 Jan 2006 15:04:05 GMT".
func nowRFC1123() string {
return time.Now().In(gmtLoc).Format(time.RFC1123)
}
// signature calculates a request's signature digest.
func signature(project *LogProject, method, uri string,
headers map[string]string) (digest string, err error) {
var contentMD5, contentType, date, canoHeaders, canoResource string
var slsHeaderKeys sort.StringSlice
// SignString = VERB + "\n"
// + CONTENT-MD5 + "\n"
// + CONTENT-TYPE + "\n"
// + DATE + "\n"
// + CanonicalizedSLSHeaders + "\n"
// + CanonicalizedResource
if val, ok := headers["Content-MD5"]; ok {
contentMD5 = val
}
if val, ok := headers["Content-Type"]; ok {
contentType = val
}
date, ok := headers["Date"]
if !ok {
err = fmt.Errorf("Can't find 'Date' header")
return
}
// Calc CanonicalizedSLSHeaders
slsHeaders := make(map[string]string, len(headers))
for k, v := range headers {
l := strings.TrimSpace(strings.ToLower(k))
if strings.HasPrefix(l, "x-sls-") {
slsHeaders[l] = strings.TrimSpace(v)
slsHeaderKeys = append(slsHeaderKeys, l)
}
}
sort.Sort(slsHeaderKeys)
for i, k := range slsHeaderKeys {
canoHeaders += k + ":" + slsHeaders[k]
if i+1 < len(slsHeaderKeys) {
canoHeaders += "\n"
}
}
// Calc CanonicalizedResource
u, err := url.Parse(uri)
if err != nil {
return
}
canoResource += url.QueryEscape(u.Path)
if u.RawQuery != "" {
var keys sort.StringSlice
vals := u.Query()
for k, _ := range vals {
keys = append(keys, k)
}
sort.Sort(keys)
canoResource += "?"
for i, k := range keys {
if i > 0 {
canoResource += "&"
}
for _, v := range vals[k] {
canoResource += k + "=" + v
}
}
}
signStr := method + "\n" +
contentMD5 + "\n" +
contentType + "\n" +
date + "\n" +
canoHeaders + "\n" +
canoResource
// Signature = base64(hmac-sha1(UTF8-Encoding-Of(SignString)，AccessKeySecret))
mac := hmac.New(sha1.New, []byte(project.AccessKeySecret))
_, err = mac.Write([]byte(signStr))
if err != nil {
return
}
digest = base64.StdEncoding.EncodeToString(mac.Sum(nil))
return
}

1
logs/log.go
View File

@ -71,6 +71,7 @@ const (
AdapterEs = "es"
AdapterJianLiao = "jianliao"
AdapterSlack = "slack"
AdapterAliLS = "alils"
)
// Legacy log level constants to ensure backwards compatibility.