Files
go-common/app/service/ops/log-agent/processor/jsonLog/jsonLog.go
2019-04-22 18:49:16 +08:00

106 lines
2.3 KiB
Go

package jsonLog
import (
"time"
"strconv"
"context"
"go-common/app/service/ops/log-agent/event"
"go-common/app/service/ops/log-agent/processor"
"go-common/app/service/ops/log-agent/pkg/common"
"go-common/app/service/ops/log-agent/pkg/flowmonitor"
)
const (
_appIdKey = `"app_id":`
_levelKey = `"level":`
_logTime = `"time":`
)
var (
local, _ = time.LoadLocation("Local")
)
type JsonLog struct {
c *Config
}
func init() {
err := processor.Register("jsonLog", Process)
if err != nil {
panic(err)
}
}
func Process(ctx context.Context, config interface{}, input <-chan *event.ProcessorEvent) (output chan *event.ProcessorEvent, err error) {
jsonLog := new(JsonLog)
if c, ok := config.(*Config); !ok {
panic("Error config for jsonLog Processor")
} else {
if err = c.ConfigValidate(); err != nil {
return nil, err
}
jsonLog.c = c
}
output = make(chan *event.ProcessorEvent)
var (
t time.Time
)
go func() {
for {
select {
case e := <-input:
// only do jsonLog for ops-log
if e.Destination != "lancer-ops-log" {
output <- e
continue
}
if e.Length == 0 {
event.PutEvent(e)
continue
}
// seek app_id
if appId, err := common.SeekValue([]byte(_appIdKey), e.Bytes()); err == nil {
e.AppId = appId
}
// priority
if priority, err := common.GetPriority(e.Bytes()); err == nil {
e.Priority = string(priority)
}
// seek time
if timeValue, err := common.SeekValue([]byte(_logTime), e.Bytes()); err == nil {
if len(timeValue) >= 19 {
// parse time
if t, err = time.Parse(time.RFC3339Nano, string(timeValue)); err != nil {
if t, err = time.ParseInLocation("2006-01-02T15:04:05", string(timeValue), local); err != nil {
if t, err = time.ParseInLocation("2006-01-02T15:04:05", string(timeValue[0:19]), local); err != nil {
}
}
}
e.Time = t
}
}
// TimeRangeKey for flow monitor
if !e.Time.IsZero() {
e.TimeRangeKey = strconv.FormatInt(e.Time.Unix()/100*100, 10)
}
// seek level
if level, err := common.SeekValue([]byte(_levelKey), e.Bytes()); err == nil {
e.Level = level
}
flowmonitor.Fm.AddEvent(e, "log-agent.processor.jsonLog", "OK", "received")
output <- e
case <-ctx.Done():
return
}
}
}()
return output, nil
}