func handleRegisterApp(w http.ResponseWriter, r *http.Request) {
remoteIP := strings.Split(r.RemoteAddr, ":")[0]
if _, ok := metadataByIP[remoteIP]; ok {
// not allowed from container IP
w.WriteHeader(http.StatusForbidden)
return
}
uid, err := types.NewUUID(mux.Vars(r)["uid"])
if err != nil {
w.WriteHeader(http.StatusNotFound)
fmt.Fprintf(w, "UUID is missing or mulformed: %v", err)
return
}
m, ok := metadataByUID[*uid]
if !ok {
w.WriteHeader(http.StatusNotFound)
fmt.Fprint(w, "Container with given UUID not found")
return
}
an := mux.Vars(r)["app"]
app := &schema.AppManifest{}
if err := json.NewDecoder(r.Body).Decode(&app); err != nil {
w.WriteHeader(http.StatusBadRequest)
fmt.Fprintf(w, "JSON-decoding failed: %v", err)
return
}
m.apps[an] = app
w.WriteHeader(http.StatusOK)
}
func appGet(h func(w http.ResponseWriter, r *http.Request, m *metadata, am *schema.AppManifest)) func(http.ResponseWriter, *http.Request) {
return containerGet(func(w http.ResponseWriter, r *http.Request, m *metadata) {
appname := mux.Vars(r)["app"]
if am, ok := m.apps[appname]; ok {
h(w, r, m, am)
} else {
w.WriteHeader(http.StatusNotFound)
fmt.Fprintf(w, "App (%v) not found", appname)
}
})
}
func handleContainerAnnotation(w http.ResponseWriter, r *http.Request, m *metadata) {
k, err := types.NewACName(mux.Vars(r)["name"])
if err != nil {
w.WriteHeader(http.StatusNotFound)
fmt.Fprintf(w, "Container annotation is not a valid AC Label")
return
}
v, ok := m.manifest.Annotations[*k]
if !ok {
w.WriteHeader(http.StatusNotFound)
fmt.Fprintf(w, "Container annotation (%v) not found", k)
return
}
w.Header().Add("Content-Type", "text/plain")
w.WriteHeader(http.StatusOK)
w.Write([]byte(v))
}
func handleAppAnnotation(w http.ResponseWriter, r *http.Request, m *metadata, am *schema.AppManifest) {
k, err := types.NewACName(mux.Vars(r)["name"])
if err != nil {
w.WriteHeader(http.StatusNotFound)
fmt.Fprintf(w, "App annotation is not a valid AC Label")
return
}
merged := mergeAppAnnotations(am, &m.manifest)
v, ok := merged[*k]
if !ok {
w.WriteHeader(http.StatusNotFound)
fmt.Fprintf(w, "App annotation (%v) not found", k)
return
}
w.Header().Add("Content-Type", "text/plain")
w.WriteHeader(http.StatusOK)
w.Write([]byte(v))
}