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use zap for logging (#1112)

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Use zap for logging
This commit is contained in:
Jon Carl
2019-03-14 21:11:15 +05:30
committed by Vishal
parent c717f182b6
commit 0fc864f230
98 changed files with 2031 additions and 1223 deletions
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environments/fetcher/cmd/main.go
+17 -11
View File
@@ -12,6 +12,8 @@ import (
"runtime/debug"
"syscall"
"go.uber.org/zap"
"go.opencensus.io/exporter/jaeger"
"go.opencensus.io/plugin/ochttp"
"go.opencensus.io/trace"
@@ -49,14 +51,18 @@ func registerTraceExporter(collectorEndpoint string) error {
// Usage: fetcher <shared volume path>
func main() {
logger, err := zap.NewProduction()
if err != nil {
log.Fatalf("can't initialize zap logger: %v", err)
}
defer logger.Sync()
// register signal handler for dumping stack trace.
c := make(chan os.Signal, 1)
signal.Notify(c, syscall.SIGTERM)
go func() {
<-c
log.Println("Received SIGTERM : Dumping stack trace")
dumpStackTrace()
os.Exit(1)
logger.Fatal("received SIGTERM")
}()
flag.Usage = fetcherUsage
@@ -77,18 +83,18 @@ func main() {
if os.IsNotExist(err) {
err = os.MkdirAll(dir, os.ModeDir|0700)
if err != nil {
log.Fatalf("Error creating directory: %v", err)
logger.Fatal("error creating directory", zap.Error(err), zap.String("directory", dir))
}
}
}
if err := registerTraceExporter(*collectorEndpoint); err != nil {
log.Fatalf("Could not register trace exporter: %v", err)
logger.Fatal("could not register trace exporter", zap.Error(err), zap.String("collector_endpoint", *collectorEndpoint))
}
f, err := fetcher.MakeFetcher(dir, *secretDir, *configDir)
f, err := fetcher.MakeFetcher(logger, dir, *secretDir, *configDir)
if err != nil {
log.Fatalf("Error making fetcher: %v", err)
logger.Fatal("error making fetcher", zap.Error(err))
}
readyToServe := false
@@ -100,13 +106,13 @@ func main() {
err := json.Unmarshal([]byte(*specializePayload), &specializeReq)
if err != nil {
log.Fatalf("Error decoding specialize request: %v", err)
logger.Fatal("error decoding specialize request", zap.Error(err))
}
ctx := context.Background()
err = f.SpecializePod(ctx, specializeReq.FetchReq, specializeReq.LoadReq)
if err != nil {
log.Fatalf("Error specialing function poadt: %v", err)
logger.Fatal("error specializing function pod", zap.Error(err))
}
readyToServe = true
@@ -129,12 +135,12 @@ func main() {
w.WriteHeader(http.StatusOK)
})
log.Println("Fetcher ready to receive requests")
logger.Info("fetcher ready to receive requests")
http.ListenAndServe(":8000", &ochttp.Handler{
Handler: mux,
})
}
func fetcherUsage() {
fmt.Printf("Usage: fetcher [-specialize-on-startup] [-specialize-request <json>] [-secret-dir <string>] [-cfgmap-dir <string>] <shared volume path> \n")
fmt.Println("Usage: fetcher [-specialize-on-startup] [-specialize-request <json>] [-secret-dir <string>] [-cfgmap-dir <string>] <shared volume path>")
}