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endpoints.go
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endpoints.go
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package httputil
import (
"io"
"net/http"
"net/http/pprof"
"strings"
)
var healthInfo string
func SetHealthHandlerInfo(info string) {
healthInfo = info
}
func ServeHealth() http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
_, _ = io.WriteString(w, "alive!")
if healthInfo != "" {
_, _ = io.WriteString(w, " "+healthInfo)
}
})
}
func ServePPROF(pprofPrefix string) http.Handler {
return http.HandlerFunc(func(writer http.ResponseWriter, request *http.Request) {
endpoint := strings.TrimPrefix(request.URL.Path, pprofPrefix)
switch endpoint {
case "":
http.HandlerFunc(pprof.Index).ServeHTTP(writer, request)
case "cmdline":
http.HandlerFunc(pprof.Cmdline).ServeHTTP(writer, request)
case "profile":
http.HandlerFunc(pprof.Profile).ServeHTTP(writer, request)
case "symbol":
http.HandlerFunc(pprof.Symbol).ServeHTTP(writer, request)
case "trace":
http.HandlerFunc(pprof.Trace).ServeHTTP(writer, request)
case "allocs", "block", "goroutine", "heap", "mutex", "threadcreate":
pprof.Handler(endpoint).ServeHTTP(writer, request)
default:
writer.WriteHeader(http.StatusNotFound)
}
})
}