cadvisor/cadvisor.go
Vishnu Kannan ef13440034 Addressed comments. Another series of bug fixes.
Modified the docker driver and lmctfy driver to skip containers they cannot handle.
2014-07-22 19:55:14 +00:00

97 lines
2.7 KiB
Go

// Copyright 2014 Google Inc. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package main
import (
"flag"
"fmt"
"log"
"net/http"
"github.com/google/cadvisor/api"
"github.com/google/cadvisor/container/docker"
"github.com/google/cadvisor/container/raw"
"github.com/google/cadvisor/info"
"github.com/google/cadvisor/manager"
"github.com/google/cadvisor/pages"
"github.com/google/cadvisor/pages/static"
)
var argPort = flag.Int("port", 8080, "port to listen")
var argDbDriver = flag.String("storage_driver", "memory", "storage driver to use. Options are: memory (default) and influxdb")
func main() {
flag.Parse()
storageDriver, err := NewStorageDriver(*argDbDriver)
if err != nil {
log.Fatalf("Failed to connect to database: %s", err)
}
containerManager, err := manager.New(storageDriver)
if err != nil {
log.Fatalf("Failed to create a Container Manager: %s", err)
}
// Register Docker.
if err := docker.Register(containerManager); err != nil {
log.Printf("Docker registration failed: %v.", err)
}
// Register the raw driver.
if err := raw.Register(); err != nil {
log.Fatalf("raw registration failed: %v.", err)
}
// Handler for static content.
http.HandleFunc(static.StaticResource, func(w http.ResponseWriter, r *http.Request) {
err := static.HandleRequest(w, r.URL)
if err != nil {
fmt.Fprintf(w, "%s", err)
}
})
// Handler for the API.
http.HandleFunc(api.ApiResource, func(w http.ResponseWriter, r *http.Request) {
err := api.HandleRequest(containerManager, w, r)
if err != nil {
fmt.Fprintf(w, "%s", err)
}
})
// Redirect / to containers page.
http.Handle("/", http.RedirectHandler(pages.ContainersPage, http.StatusTemporaryRedirect))
// Register the handler for the containers page.
http.HandleFunc(pages.ContainersPage, func(w http.ResponseWriter, r *http.Request) {
err := pages.ServerContainersPage(containerManager, w, r.URL)
if err != nil {
fmt.Fprintf(w, "%s", err)
}
})
go func() {
log.Fatal(containerManager.Start())
}()
log.Printf("Starting cAdvisor version: %q", info.VERSION)
log.Print("About to serve on port ", *argPort)
addr := fmt.Sprintf(":%v", *argPort)
log.Fatal(http.ListenAndServe(addr, nil))
}