746946290c
- implement connection pool - wait until container creates - refactoring gw service - add config option to enable prometheus and pprof - update neofs-proto to v0.2.8
95 lines
1.7 KiB
Go
95 lines
1.7 KiB
Go
package main
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import (
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"context"
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"crypto/ecdsa"
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"net/http"
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_ "net/http/pprof"
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"time"
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"github.com/labstack/echo/v4"
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"github.com/prometheus/client_golang/prometheus/promhttp"
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"go.uber.org/zap"
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"google.golang.org/grpc/grpclog"
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)
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type router struct {
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pool *Pool
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log *zap.Logger
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timeout time.Duration
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key *ecdsa.PrivateKey
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}
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func main() {
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var (
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v = settings()
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l = newLogger(v)
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g = newGracefulContext(l)
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)
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if v.GetBool("verbose") {
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grpclog.SetLoggerV2(gRPCLogger(l))
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}
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r := &router{
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log: l,
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key: fetchKey(l, v),
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pool: newPool(g, l, v),
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timeout: v.GetDuration("request_timeout"),
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}
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go checkConnection(g, r.pool)
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e := echo.New()
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e.Debug = false
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e.HidePort = true
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e.HideBanner = true
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e.GET("/:cid/:oid", r.receiveFile)
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// enable metrics
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if v.GetBool("metrics") {
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l.Info("enabled /metrics")
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e.GET("/metrics", echo.WrapHandler(promhttp.Handler()))
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}
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// enable pprof
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if v.GetBool("pprof") {
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l.Info("enabled /debug/pprof")
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e.Any("/debug/pprof*", echo.WrapHandler(http.DefaultServeMux))
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}
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go func() {
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l.Info("run gateway server",
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zap.String("address", v.GetString("listen_address")))
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if err := e.Start(v.GetString("listen_address")); err != nil {
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l.Panic("could not start server", zap.Error(err))
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}
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}()
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<-g.Done()
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ctx, cancel := context.WithTimeout(context.TODO(), time.Second*30)
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defer cancel()
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l.Info("stopping server", zap.Error(e.Shutdown(ctx)))
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}
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func checkConnection(ctx context.Context, p *Pool) {
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tick := time.NewTicker(time.Second * 15)
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loop:
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for {
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select {
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case <-ctx.Done():
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break loop
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case <-tick.C:
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p.reBalance(ctx)
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}
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}
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tick.Stop()
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p.log.Info("stop connection worker")
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}
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