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-rw-r--r--vendor/google.golang.org/appengine/internal/main_vm.go44
1 files changed, 44 insertions, 0 deletions
diff --git a/vendor/google.golang.org/appengine/internal/main_vm.go b/vendor/google.golang.org/appengine/internal/main_vm.go
new file mode 100644
index 0000000..57331ad
--- /dev/null
+++ b/vendor/google.golang.org/appengine/internal/main_vm.go
@@ -0,0 +1,44 @@
+// Copyright 2011 Google Inc. All rights reserved.
+// Use of this source code is governed by the Apache 2.0
+// license that can be found in the LICENSE file.
+
+// +build !appengine
+
+package internal
+
+import (
+ "io"
+ "log"
+ "net/http"
+ "net/url"
+ "os"
+)
+
+func Main() {
+ installHealthChecker(http.DefaultServeMux)
+
+ port := "8080"
+ if s := os.Getenv("PORT"); s != "" {
+ port = s
+ }
+
+ if err := http.ListenAndServe(":"+port, http.HandlerFunc(handleHTTP)); err != nil {
+ log.Fatalf("http.ListenAndServe: %v", err)
+ }
+}
+
+func installHealthChecker(mux *http.ServeMux) {
+ // If no health check handler has been installed by this point, add a trivial one.
+ const healthPath = "/_ah/health"
+ hreq := &http.Request{
+ Method: "GET",
+ URL: &url.URL{
+ Path: healthPath,
+ },
+ }
+ if _, pat := mux.Handler(hreq); pat != healthPath {
+ mux.HandleFunc(healthPath, func(w http.ResponseWriter, r *http.Request) {
+ io.WriteString(w, "ok")
+ })
+ }
+}