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Merge pull request #109 from xiaoziv/reader_code_refactor 

reader code refactor
This commit is contained in:
ulricqin 2022-07-19 19:22:52 +08:00 committed by GitHub
parent c874b680be 76c0124214
commit 2ca1982036
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 24 additions and 21 deletions
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4
agent/metrics_agent.go
View File

@ -57,8 +57,8 @@ func (a *Agent) startMetricsAgent() error {
continue
}
reader := NewInputReader(inp)
reader.Start(name)
reader := NewInputReader(name, inp)
reader.Start()
a.InputReaders[name] = reader
log.Println("I! input:", name, "started")

31
agent/metrics_reader.go
View File

@ -19,25 +19,28 @@ const agentHostnameLabelKey = "agent_hostname"
var metricReplacer = strings.NewReplacer("-", "_", ".", "_", " ", "_", "'", "_", "\"", "_")
type InputReader struct {
inputName string
input inputs.Input
quitChan chan struct{}
quitChan chan struct {
}
queue chan *types.Sample
}
func NewInputReader(in inputs.Input) *InputReader {
func NewInputReader(inputName string, in inputs.Input) *InputReader {
return &InputReader{
inputName: inputName,
input: in,
quitChan: make(chan struct{}, 1),
queue: make(chan *types.Sample, config.Config.WriterOpt.ChanSize),
}
}
func (r *InputReader) Start(inputName string) {
func (r *InputReader) Start() {
// start consumer goroutines
go r.read(inputName)
go r.read()
// start collector instance
go r.startInput(inputName)
go r.startInput()
}
func (r *InputReader) Stop() {
@ -45,7 +48,7 @@ func (r *InputReader) Stop() {
r.input.Drop()
}
func (r *InputReader) startInput(inputName string) {
func (r *InputReader) startInput() {
interval := config.GetInterval()
if r.input.GetInterval() > 0 {
interval = time.Duration(r.input.GetInterval())
@ -62,23 +65,23 @@ func (r *InputReader) startInput(inputName string) {
var start time.Time
if config.Config.DebugMode {
start = time.Now()
log.Println("D!", inputName, ": before gather once")
log.Println("D!", r.inputName, ": before gather once")
}
r.gatherOnce(inputName)
r.gatherOnce()
if config.Config.DebugMode {
ms := time.Since(start).Milliseconds()
log.Println("D!", inputName, ": after gather once,", "duration:", ms, "ms")
log.Println("D!", r.inputName, ": after gather once,", "duration:", ms, "ms")
}
}
}
}
func (r *InputReader) gatherOnce(inputName string) {
func (r *InputReader) gatherOnce() {
defer func() {
if r := recover(); r != nil {
log.Println("E!", inputName, ": gather metrics panic:", r, string(runtimex.Stack(3)))
if rc := recover(); rc != nil {
log.Println("E!", r.inputName, ": gather metrics panic:", r, string(runtimex.Stack(3)))
}
}()
@ -95,7 +98,7 @@ func (r *InputReader) gatherOnce(inputName string) {
}
if config.Config.DebugMode {
log.Println("D!", inputName, ": gathered samples size:", size)
log.Println("D!", r.inputName, ": gathered samples size:", size)
}
now := time.Now()
@ -145,7 +148,7 @@ func (r *InputReader) gatherOnce(inputName string) {
}
}
func (r *InputReader) read(inputName string) {
func (r *InputReader) read() {
batch := config.Config.WriterOpt.Batch
if batch <= 0 {
batch = 2000