83 lines
3.4 KiB
Go
83 lines
3.4 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.
|
|
*/
|
|
|
|
// A binary that is capable of running a complete, standalone kubernetes cluster.
|
|
// Expects an etcd server is available, or on the path somewhere.
|
|
// Does *not* currently setup the Kubernetes network model, that must be done ahead of time.
|
|
// TODO: Setup the k8s network bridge as part of setup.
|
|
package main
|
|
|
|
import (
|
|
"flag"
|
|
"fmt"
|
|
"time"
|
|
|
|
"github.com/GoogleCloudPlatform/kubernetes/pkg/api"
|
|
"github.com/GoogleCloudPlatform/kubernetes/pkg/api/testapi"
|
|
"github.com/GoogleCloudPlatform/kubernetes/pkg/client"
|
|
"github.com/GoogleCloudPlatform/kubernetes/pkg/standalone"
|
|
"github.com/GoogleCloudPlatform/kubernetes/pkg/tools"
|
|
"github.com/GoogleCloudPlatform/kubernetes/pkg/util"
|
|
|
|
"github.com/golang/glog"
|
|
)
|
|
|
|
var (
|
|
addr = flag.String("addr", "127.0.0.1", "The address to use for the apiserver.")
|
|
port = flag.Int("port", 8080, "The port for the apiserver to use.")
|
|
dockerEndpoint = flag.String("docker_endpoint", "", "If non-empty, use this for the docker endpoint to communicate with")
|
|
etcdServer = flag.String("etcd_server", "http://localhost:4001", "If non-empty, path to the set of etcd server to use")
|
|
// TODO: Discover these by pinging the host machines, and rip out these flags.
|
|
nodeMilliCPU = flag.Int64("node_milli_cpu", 1000, "The amount of MilliCPU provisioned on each node")
|
|
nodeMemory = flag.Int64("node_memory", 3*1024*1024*1024, "The amount of memory (in bytes) provisioned on each node")
|
|
masterServiceNamespace = flag.String("master_service_namespace", api.NamespaceDefault, "The namespace from which the kubernetes master services should be injected into pods")
|
|
)
|
|
|
|
func startComponents(etcdClient tools.EtcdClient, cl *client.Client, addr string, port int) {
|
|
machineList := []string{"localhost"}
|
|
|
|
standalone.RunApiServer(cl, etcdClient, addr, port, *masterServiceNamespace)
|
|
standalone.RunScheduler(cl)
|
|
standalone.RunControllerManager(machineList, cl, *nodeMilliCPU, *nodeMemory)
|
|
|
|
dockerClient := util.ConnectToDockerOrDie(*dockerEndpoint)
|
|
standalone.SimpleRunKubelet(cl, etcdClient, dockerClient, machineList[0], "/tmp/kubernetes", "", "127.0.0.1", 10250, *masterServiceNamespace)
|
|
}
|
|
|
|
func newApiClient(addr string, port int) *client.Client {
|
|
apiServerURL := fmt.Sprintf("http://%s:%d", addr, port)
|
|
cl := client.NewOrDie(&client.Config{Host: apiServerURL, Version: testapi.Version()})
|
|
cl.PollPeriod = time.Second * 1
|
|
cl.Sync = true
|
|
return cl
|
|
}
|
|
|
|
func main() {
|
|
flag.Parse()
|
|
util.InitLogs()
|
|
defer util.FlushLogs()
|
|
|
|
glog.Infof("Creating etcd client pointing to %v", *etcdServer)
|
|
etcdClient, err := tools.NewEtcdClientStartServerIfNecessary(*etcdServer)
|
|
if err != nil {
|
|
glog.Fatalf("Failed to connect to etcd: %v", err)
|
|
}
|
|
startComponents(etcdClient, newApiClient(*addr, *port), *addr, *port)
|
|
glog.Infof("Kubernetes API Server is up and running on http://%s:%d", *addr, *port)
|
|
|
|
select {}
|
|
}
|