/
routes.go
92 lines (70 loc) · 2.69 KB
/
routes.go
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package carbonapi
import (
"expvar"
"github.com/bookingcom/carbonapi/pkg/handlerlog"
"go.uber.org/zap"
"net/http"
"net/http/pprof"
"strings"
"github.com/bookingcom/carbonapi/util"
"github.com/dgryski/httputil"
"github.com/gorilla/handlers"
"github.com/gorilla/mux"
"github.com/prometheus/client_golang/prometheus/promhttp"
muxtrace "go.opentelemetry.io/contrib/instrumentation/gorilla/mux"
)
func initHandlersInternal(app *App, logger *zap.Logger) http.Handler {
r := mux.NewRouter()
r.HandleFunc("/block-headers", httputil.TimeHandler(handlerlog.WithLogger(app.blockHeaders, logger), app.bucketRequestTimes))
r.HandleFunc("/unblock-headers", httputil.TimeHandler(handlerlog.WithLogger(app.unblockHeaders, logger), app.bucketRequestTimes))
r.HandleFunc("/debug/version", app.debugVersionHandler)
r.Handle("/debug/vars", expvar.Handler())
r.PathPrefix("/debug/pprof").HandlerFunc(pprof.Index)
r.Handle("/metrics", promhttp.Handler())
return routeMiddleware(r)
}
func initHandlers(app *App, logger *zap.Logger) http.Handler {
r := mux.NewRouter()
r.Use(handlers.CompressHandler)
r.Use(handlers.CORS())
r.Use(handlers.ProxyHeaders)
r.Use(util.UUIDHandler)
r.Use(muxtrace.Middleware("carbonapi"))
r.HandleFunc("/render", httputil.TimeHandler(
app.validateRequest(app.renderHandler, "render", logger),
app.bucketRequestTimes))
r.HandleFunc("/metrics/find", httputil.TimeHandler(
app.validateRequest(app.findHandler, "find", logger),
app.bucketRequestTimes))
r.HandleFunc("/info", httputil.TimeHandler(
app.validateRequest(app.infoHandler, "info", logger),
app.bucketRequestTimes))
r.HandleFunc("/lb_check", httputil.TimeHandler(
handlerlog.WithLogger(app.lbcheckHandler, logger),
app.bucketRequestTimes))
r.HandleFunc("/version", httputil.TimeHandler(
handlerlog.WithLogger(app.versionHandler, logger),
app.bucketRequestTimes))
r.HandleFunc("/functions", httputil.TimeHandler(
handlerlog.WithLogger(app.functionsHandler, logger),
app.bucketRequestTimes))
r.HandleFunc("/tags/autoComplete/tags", httputil.TimeHandler(
handlerlog.WithLogger(app.tagsHandler, logger),
app.bucketRequestTimes))
r.HandleFunc("/", httputil.TimeHandler(
handlerlog.WithLogger(app.usageHandler, logger),
app.bucketRequestTimes))
r.NotFoundHandler = httputil.TimeHandler(
handlerlog.WithLogger(app.usageHandler, logger),
app.bucketRequestTimes)
return routeMiddleware(r)
}
// routeHelper formats the route using regex to accept optional trailing slash
func routeMiddleware(next http.Handler) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
if r.URL.Path != "/" {
r.URL.Path = strings.TrimSuffix(r.URL.Path, "/")
}
next.ServeHTTP(w, r)
})
}