79 lines
1.2 KiB
Go
79 lines
1.2 KiB
Go
// Package http enables the http profiler
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package http
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import (
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"context"
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"net/http"
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"net/http/pprof"
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"sync"
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"github.com/micro/go-micro/v3/debug/profile"
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)
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type httpProfile struct {
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sync.Mutex
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running bool
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server *http.Server
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}
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var (
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DefaultAddress = ":6060"
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)
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// Start the profiler
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func (h *httpProfile) Start() error {
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h.Lock()
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defer h.Unlock()
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if h.running {
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return nil
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}
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go func() {
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if err := h.server.ListenAndServe(); err != nil {
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h.Lock()
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h.running = false
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h.Unlock()
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}
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}()
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h.running = true
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return nil
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}
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// Stop the profiler
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func (h *httpProfile) Stop() error {
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h.Lock()
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defer h.Unlock()
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if !h.running {
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return nil
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}
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h.running = false
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return h.server.Shutdown(context.TODO())
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}
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func (h *httpProfile) String() string {
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return "http"
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}
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func NewProfile(opts ...profile.Option) profile.Profile {
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mux := http.NewServeMux()
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mux.HandleFunc("/debug/pprof/", pprof.Index)
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mux.HandleFunc("/debug/pprof/cmdline", pprof.Cmdline)
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mux.HandleFunc("/debug/pprof/profile", pprof.Profile)
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mux.HandleFunc("/debug/pprof/symbol", pprof.Symbol)
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mux.HandleFunc("/debug/pprof/trace", pprof.Trace)
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return &httpProfile{
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server: &http.Server{
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Addr: DefaultAddress,
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Handler: mux,
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},
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}
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}
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