diff --git a/docs/getting-started-guides/centos/centos_manual_config.md b/docs/getting-started-guides/centos/centos_manual_config.md index 9e09cabfcf..f2bc49099f 100644 --- a/docs/getting-started-guides/centos/centos_manual_config.md +++ b/docs/getting-started-guides/centos/centos_manual_config.md @@ -20,6 +20,8 @@ The Kubernetes package provides a few services: kube-apiserver, kube-scheduler, Hosts: +Please replace host IP with your environment. + ```conf centos-master = 192.168.121.9 centos-minion = 192.168.121.65 @@ -27,7 +29,7 @@ centos-minion = 192.168.121.65 **Prepare the hosts:** -* Create a virt7-docker-common-release repo on all hosts - centos-{master,minion} with following information. +* Create a /etc/yum.repos.d/virt7-docker-common-release.repo on all hosts - centos-{master,minion} with following information. ```conf [virt7-docker-common-release] @@ -36,10 +38,10 @@ baseurl=http://cbs.centos.org/repos/virt7-docker-common-release/x86_64/os/ gpgcheck=0 ``` -* Install Kubernetes on all hosts - centos-{master,minion}. This will also pull in etcd, docker, and cadvisor. +* Install Kubernetes and etcd on all hosts - centos-{master,minion}. This will also pull in docker and cadvisor. ```shell -yum -y install --enablerepo=virt7-docker-common-release kubernetes +yum -y install --enablerepo=virt7-docker-common-release kubernetes etcd ``` * Add master and node to /etc/hosts on all machines (not needed if hostnames already in DNS) @@ -63,6 +65,9 @@ KUBE_LOG_LEVEL="--v=0" # Should this cluster be allowed to run privileged docker containers KUBE_ALLOW_PRIV="--allow-privileged=false" + +# How the replication controller and scheduler find the kube-apiserver +KUBE_MASTER="--master=http://centos-master:8080" ``` * Disable the firewall on both the master and node, as docker does not play well with other firewall rule managers @@ -74,6 +79,18 @@ systemctl stop iptables-services firewalld **Configure the Kubernetes services on the master.** +* Edit /etc/etcd/etcd.conf to appear as such: + +```shell +# [member] +ETCD_NAME=default +ETCD_DATA_DIR="/var/lib/etcd/default.etcd" +ETCD_LISTEN_CLIENT_URLS="http://0.0.0.0:2379" + +#[cluster] +ETCD_ADVERTISE_CLIENT_URLS="http://0.0.0.0:2379" +``` + * Edit /etc/kubernetes/apiserver to appear as such: ```shell @@ -83,9 +100,6 @@ KUBE_API_ADDRESS="--address=0.0.0.0" # The port on the local server to listen on. KUBE_API_PORT="--port=8080" -# How the replication controller and scheduler find the kube-apiserver -KUBE_MASTER="--master=http://centos-master:8080" - # Port kubelets listen on KUBELET_PORT="--kubelet-port=10250" @@ -99,10 +113,10 @@ KUBE_API_ARGS="" * Start the appropriate services on master: ```shell -for SERVICES in etcd kube-apiserver kube-controller-manager kube-scheduler; do +for SERVICES in etcd kube-apiserver kube-controller-manager kube-scheduler; do systemctl restart $SERVICES systemctl enable $SERVICES - systemctl status $SERVICES + systemctl status $SERVICES done ``` @@ -132,10 +146,10 @@ KUBELET_ARGS="" * Start the appropriate services on node (centos-minion). ```shell -for SERVICES in kube-proxy kubelet docker; do +for SERVICES in kube-proxy kubelet docker; do systemctl restart $SERVICES systemctl enable $SERVICES - systemctl status $SERVICES + systemctl status $SERVICES done ```