sudo mkdir -p /opt/bin
sudo wget https://storage.googleapis.com/kubernetes/binaries.tar.gz
sudo tar -xvf binaries.tar.gz -C /opt/bin
git clone https://github.com/kelseyhightower/kubernetes-coreos.git
sudo cp kubernetes-coreos/units/* /etc/systemd/system/
$ sudo vi /etc/systemd/system/docker.service
$ sudo systemctl daemon-reload
$ sudo systemctl restart docker
$ sudo systemctl status docker
sudo systemctl start apiserver
sudo systemctl start controller-manager
sudo systemctl start kubelet
sudo systemctl start proxy
$ sudo systemctl status apiserver
● apiserver.service - Kubernetes API Server
Loaded: loaded (/etc/systemd/system/apiserver.service; disabled)
Active: active (running) since Mon 2014-09-22 07:00:58 UTC; 5s ago
Docs: https://github.com/GoogleCloudPlatform/kubernetes
Main PID: 1099 (apiserver)
CGroup: /system.slice/apiserver.service
└─1099 /opt/bin/apiserver --address=127.0.0.1 --port=8080 --etcd_servers=http://127.0.0.1:4001 --mac...
Sep 22 07:00:58 core-01 systemd[1]: Starting Kubernetes API Server...
Sep 22 07:00:58 core-01 systemd[1]: Started Kubernetes API Server.
Sep 22 07:00:58 core-01 apiserver[1099]: I0922 07:00:58.466359 01099 apiserver.go:76] No cloud provider specified.
Sep 22 07:00:58 core-01 apiserver[1099]: E0922 07:00:58.470180 01099 healthy_registry.go:77] 127.0.0.1 fai...fused
Sep 22 07:00:58 core-01 apiserver[1099]: I0922 07:00:58.472353 01099 log.go:151] GET /api/v1beta1/services...) 200
Hint: Some lines were ellipsized, use -l to show in full.
$cat kubernetes-coreos/pods/redis.json
{
"id": "redis",
"desiredState": {
"manifest": {
"version": "v1beta1",
"id": "redis",
"containers": [{
"name": "redis",
"image": "dockerfile/redis",
"ports": [{
"containerPort": 6379,
"hostPort": 6379
}]
}]
}
},
"labels": {
"name": "redis"
}
}
$ /opt/bin/kubecfg -h http://127.0.0.1:8080 -c kubernetes-coreos/pods/redis.json create /pods
ID Image(s) Host Labels Status
---------- ---------- ---------- ---------- ----------
redis dockerfile/redis / name=redis Waiting
core@core-01 ~ $ kubecfg list /pods
ID Image(s) Host Labels Status
---------- ---------- ---------- ---------- ----------
redis dockerfile/redis / name=redis Waiting
在操作过程中发现pod的状态一直为Waiting状态。由于scheduler服务没有启动的原因，目前kelseyhightower/kubernetes-coreos还没有scheduler.service，但已经存在PR。参考这里。
core@core-01 /etc/systemd/system $ cat scheduler.service
[Unit]
After=apiserver.service
ConditionFileIsExecutable=/opt/bin/scheduler
Description=Kubernetes Scheduler
Documentation=https://github.com/GoogleCloudPlatform/kubernetes
Wants=apiserver.service
[Service]
ExecStart=/opt/bin/scheduler \
--logtostderr=true \
--master=127.0.0.1:8080
Restart=always
RestartSec=10
[Install]
WantedBy=multi-user.target
启动scheduler.service。
$ docker run -t -i dockerfile/redis /usr/local/bin/redis-cli -h 10.1.42.1
10.1.42.1:6379> help
redis-cli 2.8.17
Type: "help @<group>" to get a list of commands in <group>
"help <command>" for help on <command>
"help <tab>" to get a list of possible help topics
"quit" to exit
10.1.42.1:6379> help set
SET key value [EX seconds] [PX milliseconds] [NX|XX]
summary: Set the string value of a key
since: 1.0.0
group: string
10.1.42.1:6379> SET key1 value1
OK
10.1.42.1:6379> help get
GET key
summary: Get the value of a key
since: 1.0.0
group: string
10.1.42.1:6379> GET key1
"value1"
主要参考
[1] https://github.com/kelseyhightower/kubernetes-coreos
[2] https://coreos.com/blog/running-kubernetes-example-on-CoreOS-part-1/
作者：YY哥
出处：http://www.cnblogs.com/hustcat/
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