"SettingsAware", random cleanups - ranger - mirror of ranger

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author	hut <hut@lavabit.com>	2009-12-06 14:01:49 +0100
committer	hut <hut@lavabit.com>	2009-12-06 14:01:49 +0100
commit	65cb1a32d4d5f83f48169846afec201ab3b6f9c3 (patch)
tree	ccd022db0eedc2377e0318085174b96a20d614b9 /bouml/python_imports
parent	465bff736d234e57efb2e9232df8882f3fd3a5cb (diff)
download	ranger-65cb1a32d4d5f83f48169846afec201ab3b6f9c3.tar.gz

"SettingsAware", random cleanups

Diffstat (limited to 'bouml/python_imports')

0 files changed, 0 insertions, 0 deletions

package main import ( "context" "log" "net" "net/http" "strings" ) // Attaches a request's IP address to the request's context func newCtxUserIP(ctx context.Context, r *http.Request) context.Context { base := strings.Split(r.RemoteAddr, ":") uip := base[0] return context.WithValue(ctx, ctxKey, uip) } // Retrieves a request's IP address from the request's context func getIPFromCtx(ctx context.Context) net.IP { uip, ok := ctx.Value(ctxKey).(string) if !ok { log.Printf("Couldn't retrieve IP from request\n") } return net.ParseIP(uip) } // Shim function to modify/pass context value to a handler func ipMiddleware(hop http.Handler) http.Handler { return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { ctx := newCtxUserIP(r.Context(), r) hop.ServeHTTP(w, r.WithContext(ctx)) }) } // log output for 200s func log200(r *http.Request) { uip := getIPFromCtx(r.Context()) log.Printf("*** %v :: 200 :: %v %v\n", uip, r.Method, r.URL) } // log output for 400s func log400(w http.ResponseWriter, r *http.Request, err string) { uip := getIPFromCtx(r.Context()) log.Printf("*** %v :: 400 :: %v %v :: %v\n", uip, r.Method, r.URL, err) http.Error(w, "400 Bad Request: "+err, http.StatusBadRequest) } // log output for 404s func log404(w http.ResponseWriter, r *http.Request, err error) { uip := getIPFromCtx(r.Context()) log.Printf("*** %v :: 404 :: %v %v :: %v\n", uip, r.Method, r.URL, err) http.Error(w, err.Error(), http.StatusNotFound) } // log output for 500s func log500(w http.ResponseWriter, r *http.Request, err error) { uip := getIPFromCtx(r.Context()) log.Printf("*** %v :: 500 :: %v %v :: %v\n", uip, r.Method, r.URL, err) http.Error(w, err.Error(), http.StatusInternalServerError) }


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