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CentOS7.9作ってpacemakerを入れる覚書

Last updated at Posted at 2020-12-14

環境

# cat /etc/redhat-release
CentOS Linux release 7.3.1611 (Core) 
  • 最小限インストールした生まれてたての姿。SSH接続できる準備(IPアドレス付与)だけした。
  • 作業内で yum -y update により以下に変わります。
# cat /etc/redhat-release
CentOS Linux release 7.9.2009 (Core)

CentOS7.9化まで

# nmcli con mod eth0 connection.autoconnect yes ipv4.method manual ipv4.address "xxx.xxx.xxx.xxx/xx" ipv4.dns 8.8.8.8 ipv4.gateway "xxx.xxx.xxx.xxx"

# systemctl restart network

# yum -y update
# yum -y install vim

Pacemakerインストール

# curl -s https://setup.ius.io/ | sudo sh
# yum -y install pacemaker

crm_monも使えるし大丈夫そう

crmコマンドインストール

# wget http://download.opensuse.org/repositories/network:/ha-clustering:/Stable/CentOS_CentOS-7/network:ha-clustering:Stable.repo
# mv network\:ha-clustering\:Stable.repo /etc/yum.repos.d/crmsh.repo
# yum -y install crmsh
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