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package pprofhandler
import (
"net/http/pprof"
rtp "runtime/pprof"
"strings"
"github.com/valyala/fasthttp"
"github.com/valyala/fasthttp/fasthttpadaptor"
)
var (
cmdline = fasthttpadaptor.NewFastHTTPHandlerFunc(pprof.Cmdline)
profile = fasthttpadaptor.NewFastHTTPHandlerFunc(pprof.Profile)
symbol = fasthttpadaptor.NewFastHTTPHandlerFunc(pprof.Symbol)
trace = fasthttpadaptor.NewFastHTTPHandlerFunc(pprof.Trace)
index = fasthttpadaptor.NewFastHTTPHandlerFunc(pprof.Index)
)
// PprofHandler serves server runtime profiling data in the format expected by the pprof visualization tool.
//
// See https://golang.org/pkg/net/http/pprof/ for details.
func PprofHandler(ctx *fasthttp.RequestCtx) {
ctx.Response.Header.Set("Content-Type", "text/html")
if strings.HasPrefix(string(ctx.Path()), "/debug/pprof/cmdline") {
cmdline(ctx)
} else if strings.HasPrefix(string(ctx.Path()), "/debug/pprof/profile") {
profile(ctx)
} else if strings.HasPrefix(string(ctx.Path()), "/debug/pprof/symbol") {
symbol(ctx)
} else if strings.HasPrefix(string(ctx.Path()), "/debug/pprof/trace") {
trace(ctx)
} else {
for _, v := range rtp.Profiles() {
ppName := v.Name()
if strings.HasPrefix(string(ctx.Path()), "/debug/pprof/"+ppName) {
namedHandler := fasthttpadaptor.NewFastHTTPHandlerFunc(pprof.Handler(ppName).ServeHTTP)
namedHandler(ctx)
return
}
}
index(ctx)
}
}
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