mirror of
https://github.com/optim-enterprises-bv/kubernetes.git
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81 lines
3.1 KiB
Go
81 lines
3.1 KiB
Go
/*
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Copyright 2014 Google Inc. All rights reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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// A binary that is capable of running a complete, standalone kubernetes cluster.
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// Expects an etcd server is available, or on the path somewhere.
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// Does *not* currently setup the Kubernetes network model, that must be done ahead of time.
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// TODO: Setup the k8s network bridge as part of setup.
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package main
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import (
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"flag"
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"fmt"
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"time"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/api/testapi"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/client"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/standalone"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/tools"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/util"
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"github.com/golang/glog"
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)
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var (
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addr = flag.String("addr", "127.0.0.1", "The address to use for the apiserver.")
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port = flag.Int("port", 8080, "The port for the apiserver to use.")
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dockerEndpoint = flag.String("docker_endpoint", "", "If non-empty, use this for the docker endpoint to communicate with")
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etcdServer = flag.String("etcd_server", "http://localhost:4001", "If non-empty, path to the set of etcd server to use")
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// TODO: Discover these by pinging the host machines, and rip out these flags.
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nodeMilliCPU = flag.Int64("node_milli_cpu", 1000, "The amount of MilliCPU provisioned on each node")
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nodeMemory = flag.Int64("node_memory", 3*1024*1024*1024, "The amount of memory (in bytes) provisioned on each node")
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)
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func startComponents(etcdClient tools.EtcdClient, cl *client.Client, addr string, port int) {
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machineList := []string{"localhost"}
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standalone.RunApiServer(cl, etcdClient, addr, port)
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standalone.RunScheduler(cl)
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standalone.RunControllerManager(machineList, cl, *nodeMilliCPU, *nodeMemory)
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dockerClient := util.ConnectToDockerOrDie(*dockerEndpoint)
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standalone.SimpleRunKubelet(cl, etcdClient, dockerClient, machineList[0], "/tmp/kubernetes", "", "127.0.0.1", 10250)
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}
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func newApiClient(addr string, port int) *client.Client {
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apiServerURL := fmt.Sprintf("http://%s:%d", addr, port)
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cl := client.NewOrDie(&client.Config{Host: apiServerURL, Version: testapi.Version()})
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cl.PollPeriod = time.Second * 1
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cl.Sync = true
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return cl
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}
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func main() {
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flag.Parse()
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util.InitLogs()
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defer util.FlushLogs()
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glog.Infof("Creating etcd client pointing to %v", *etcdServer)
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etcdClient, err := tools.NewEtcdClientStartServerIfNecessary(*etcdServer)
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if err != nil {
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glog.Fatalf("Failed to connect to etcd: %v", err)
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}
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startComponents(etcdClient, newApiClient(*addr, *port), *addr, *port)
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glog.Infof("Kubernetes API Server is up and running on http://%s:%d", *addr, *port)
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select {}
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}
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