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synced 2022-11-09 12:21:53 -05:00
41 lines
1.1 KiB
Go
41 lines
1.1 KiB
Go
package server
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import (
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"expvar"
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"fmt"
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"net/http"
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"net/http/pprof"
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"github.com/gorilla/mux"
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)
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const debugPathPrefix = "/debug/"
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func profilerSetup(mainRouter *mux.Router) {
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var r = mainRouter.PathPrefix(debugPathPrefix).Subrouter()
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r.HandleFunc("/vars", expVars)
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r.HandleFunc("/pprof/", pprof.Index)
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r.HandleFunc("/pprof/cmdline", pprof.Cmdline)
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r.HandleFunc("/pprof/profile", pprof.Profile)
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r.HandleFunc("/pprof/symbol", pprof.Symbol)
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r.HandleFunc("/pprof/trace", pprof.Trace)
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r.HandleFunc("/pprof/block", pprof.Handler("block").ServeHTTP)
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r.HandleFunc("/pprof/heap", pprof.Handler("heap").ServeHTTP)
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r.HandleFunc("/pprof/goroutine", pprof.Handler("goroutine").ServeHTTP)
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r.HandleFunc("/pprof/threadcreate", pprof.Handler("threadcreate").ServeHTTP)
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}
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// Replicated from expvar.go as not public.
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func expVars(w http.ResponseWriter, r *http.Request) {
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first := true
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w.Header().Set("Content-Type", "application/json; charset=utf-8")
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fmt.Fprintln(w, "{")
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expvar.Do(func(kv expvar.KeyValue) {
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if !first {
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fmt.Fprintln(w, ",")
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}
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first = false
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fmt.Fprintf(w, "%q: %s", kv.Key, kv.Value)
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})
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fmt.Fprintln(w, "\n}")
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}
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