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kubedash.go
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kubedash.go
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// Copyright 2015 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"
"os"
"strings"
"github.com/golang/glog"
)
var (
argPort = flag.Int("port", 8289, "Port to listen to")
argIp = flag.String("listen_ip", "", "IP to listen on, defaults to all IPs")
argHeadless = flag.Bool("headless", false, "Headless mode should be enabled if the dashboard is running outside of a Kubernetes cluster")
argHeapsterURL = flag.String("heapster_url", "", "URL of the Heapster API. Used only during headless mode")
argHeapsterService = flag.String("heapster_service", "monitoring-heapster", "Name of the Heapster service")
)
// main is the driver function of Kubedash.
// main inserts initial log entries, sets up handlers and runs a gin Engine.
func main() {
defer glog.Flush()
flag.Parse()
glog.Infof(strings.Join(os.Args, " "))
glog.Infof("Kubedash version 0.0.1")
glog.Infof("Starting kubedash on port %d", *argPort)
if !*argHeadless {
heapster_url = fmt.Sprintf("http://%s", *argHeapsterService)
} else {
heapster_url = *argHeapsterURL
}
r := setupHandlers(heapster_url)
addr := fmt.Sprintf("%s:%d", *argIp, *argPort)
r.Run(addr)
os.Exit(0)
}