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support streaming logs by pipeline mode
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157 changes: 157 additions & 0 deletions
157
internal/tools/monitor/oap/collector/lib/protoparser/spotlog/spotlog.go
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,157 @@ | ||
| // Copyright (c) 2021 Terminus, Inc. | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
|
|
||
| package spotlog | ||
|
|
||
| import ( | ||
| "errors" | ||
| "fmt" | ||
| "strings" | ||
| "sync" | ||
|
|
||
| "github.com/erda-project/erda/internal/tools/monitor/core/log" | ||
| "github.com/erda-project/erda/internal/tools/monitor/oap/collector/lib/common" | ||
| "github.com/erda-project/erda/internal/tools/monitor/oap/collector/lib/common/unmarshalwork" | ||
| ) | ||
|
|
||
| var ( | ||
| idKeys = []string{"TERMINUS_DEFINE_TAG", "terminus_define_tag", "MESOS_TASK_ID", "mesos_task_id"} | ||
| ) | ||
|
|
||
| var ( | ||
| logLevelInfoValue = "INFO" | ||
| logStreamStdout = "stdout" | ||
| ) | ||
|
|
||
| var ( | ||
| logLevelTag = "level" | ||
| logReqIDTag = "request_id" | ||
| logReqIDTagV1 = "request-id" | ||
| logTraceTag = "trace_id" | ||
| logDiceOrgTag = "dice_org_name" | ||
| logOrgTag = "org_name" | ||
| logMonitorKeyTag = "monitor_log_key" | ||
| logTerminusKeyTag = "terminus_log_key" | ||
| ) | ||
|
|
||
| func ParseSpotLog(buf []byte, callback func(m *log.Log) error) error { | ||
| uw := newUnmarshalWork(buf, callback) | ||
| uw.wg.Add(1) | ||
| unmarshalwork.Schedule(uw) | ||
| uw.wg.Wait() | ||
| if uw.err != nil { | ||
| return fmt.Errorf("parse spotMetric err: %w", uw.err) | ||
| } | ||
| return nil | ||
| } | ||
|
|
||
| type unmarshalWork struct { | ||
| buf []byte | ||
| err error | ||
| wg sync.WaitGroup | ||
| callback func(m *log.Log) error | ||
| } | ||
|
|
||
| func newUnmarshalWork(buf []byte, callback func(m *log.Log) error) *unmarshalWork { | ||
| return &unmarshalWork{buf: buf, callback: callback} | ||
| } | ||
|
|
||
| func (uw *unmarshalWork) Unmarshal() { | ||
| defer uw.wg.Done() | ||
| data := &log.LabeledLog{} | ||
| if err := common.JsonDecoder.Unmarshal(uw.buf, data); err != nil { | ||
| uw.err = err | ||
| return | ||
| } | ||
| normalize(&data.Log) | ||
| if err := Validate(data); err != nil { | ||
| uw.err = err | ||
| return | ||
| } | ||
|
|
||
| if err := uw.callback(&data.Log); err != nil { | ||
| uw.err = err | ||
| return | ||
| } | ||
| } | ||
|
|
||
| var ( | ||
| // ErrIDEmpty . | ||
| ErrIDEmpty = errors.New("id empty") | ||
| ) | ||
|
|
||
| func Validate(l *log.LabeledLog) error { | ||
| if len(l.ID) <= 0 { | ||
| return ErrIDEmpty | ||
| } | ||
| return nil | ||
| } | ||
|
|
||
| func normalize(data *log.Log) { | ||
| if data.Tags == nil { | ||
| data.Tags = make(map[string]string) | ||
| } | ||
|
|
||
| if data.Time != nil { | ||
| data.Timestamp = data.Time.UnixNano() | ||
| data.Time = nil | ||
| } | ||
|
|
||
| // setup level | ||
| if level, ok := data.Tags[logLevelTag]; ok { | ||
| data.Tags[logLevelTag] = strings.ToUpper(level) | ||
| } else { | ||
| data.Tags[logLevelTag] = logLevelInfoValue | ||
| } | ||
|
|
||
| // setup request id | ||
| if reqID, ok := data.Tags[logReqIDTag]; ok { | ||
| data.Tags[logTraceTag] = reqID | ||
| } else if reqID, ok = data.Tags[logTraceTag]; ok { | ||
| data.Tags[logReqIDTag] = reqID | ||
| } else if reqID, ok = data.Tags[logReqIDTagV1]; ok { | ||
| data.Tags[logReqIDTag] = reqID | ||
| data.Tags[logTraceTag] = reqID | ||
| delete(data.Tags, logReqIDTagV1) | ||
| } | ||
|
|
||
| // setup org name | ||
| if _, ok := data.Tags[logDiceOrgTag]; !ok { | ||
| if org, ok := data.Tags[logOrgTag]; ok { | ||
| data.Tags[logDiceOrgTag] = org | ||
| } | ||
| } | ||
|
|
||
| // setup log key for compatibility | ||
| key, ok := data.Tags[logMonitorKeyTag] | ||
| if !ok { | ||
| key, ok = data.Tags[logTerminusKeyTag] | ||
| if ok { | ||
| data.Tags[logMonitorKeyTag] = key | ||
| } | ||
| } | ||
|
|
||
| // setup log id | ||
| for _, key := range idKeys { | ||
| if val, ok := data.Tags[key]; ok { | ||
| data.ID = val | ||
| break | ||
| } | ||
| } | ||
|
|
||
| // setup default stream | ||
| if data.Stream == "" { | ||
| data.Stream = logStreamStdout | ||
| } | ||
| } |
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