centos7搭建saltstack自動化運維平臺

SaltStack是(C/S)架構的集中化管理平臺,SaltStack基於Python語言,
採用zeromq消息隊列進行通訊(tcp,ipc)。
一. 部署環境
系統:centos7.3
centos7默認防火牆是firewall,修改成iptables(方法自行百度)
salt-master:192.168.1.100
salt-minion-1:192.168.1.200
salt-minion-2:192.168.1.300


1.1 查看centos的版本和內核版本以及安裝配置阿里雲yum源
#cat /etc/redhat-release
CentOS Linux release 7.3.1611 (Core)
#wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo

1.2 安裝epel-release和salt-master工具包
#yum install epel-release -y
#yum install salt-master -y

1.3 配置saltstatck開機自啓動服務
#systemctl enable salt-master.service

1.4 啓動saltstack master服務
#systemctl start salt-master

1.5 檢查saltstack端口及進程的運行狀態
  4505是saltstack管理服務器發送命令消息的端口,4506是消息返回時所用的端口,saltstack通常是啓動多個進程併發工做的
#netstat -ntlp|grep python
tcp 0 0 120.76.40.16:4505 0.0.0.0:* LISTEN 4916/python 
tcp 0 0 120.76.40.16:4506 0.0.0.0:* LISTEN 4936/python
#ps -aux |grep salt-master|grep -v grep
root 4906 0.0 0.0 314468 27816 ? Ss 10:47 0:00 /usr/bin/python /usr/bin/salt-master
root 4915 0.3 0.1 414628 37948 ? Sl 10:47 0:36 /usr/bin/python /usr/bin/salt-master
root 4916 0.0 0.0 396528 23580 ? Sl 10:47 0:00 /usr/bin/python /usr/bin/salt-master
root 4917 0.0 0.0 396528 25920 ? Sl 10:47 0:00 /usr/bin/python /usr/bin/salt-master
root 4920 0.0 0.0 314468 22936 ? S 10:47 0:00 /usr/bin/python /usr/bin/salt-master
root 4923 0.0 0.0 1057776 32016 ? Sl 10:47 0:01 /usr/bin/python /usr/bin/salt-master
root 4924 0.0 0.1 1205240 34072 ? Sl 10:47 0:01 /usr/bin/python /usr/bin/salt-master
root 4928 0.0 0.1 1205976 34252 ? Sl 10:47 0:01 /usr/bin/python /usr/bin/salt-master
root 4931 0.0 0.1 1206252 34200 ? Sl 10:47 0:01 /usr/bin/python /usr/bin/salt-master
root 4933 0.0 0.0 1057964 32280 ? Sl 10:47 0:01 /usr/bin/python /usr/bin/salt-master
root 4936 0.0 0.0 691476 23472 ? Sl 10:47 0:00 /usr/bin/python /usr/bin/salt-master
1.6 配置iptables防火牆)(ps:注意selinux狀態,阿里雲服務器默認是disabled)
#vim /etc/systconfig/iptables加入兩行
-A INPUT -p tcp -m state --state NEW -m tcp --dport 4505 -j ACCEPT
-A INPUT -p tcp -m state --state NEW -m tcp --dport 4506 -j ACCEPT
#systemctl restart iptables

2.配置salt-minion
2.1 查看centos的版本和內核版本以及安裝配置阿里雲yum源
#cat /etc/redhat-release
CentOS Linux release 7.3.1611 (Core)
#wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo

2.2 安裝epel-release和salt-minion工具包
#yum install epel-release -y
#yum install salt-minion -y

2.3 配置minion配置
master參數指定master 的ip (或者主機名),必配參數,若是minion啓動時不能解析到master 主機,啓動會失敗;
#sed -i 's/#master: salt/master: 192.168.1.100/g' /etc/salt/minion

id參數設置salt-minion名,默認未設置,minio名取主機hostname中設定的主機名
#sed -i 's/#id:/id: 192.168.200/g' /etc/salt/minion

2.4 配置saltstatck開機自啓動服務
#systemctl enable salt-minion

2.5 啓動saltstack minion服務
#systemctl start salt-minion
3.其餘minion一樣配置 
4.saltstack具體操做
# salt-key -L                                #查看salt-key
Accepted Keys:
salt-minion-01
salt-minion-02
Denied Keys:
Unaccepted Keys:
Rejected Keys:

# salt-key -A -y                      #添加salt-key
The following keys are going to be accepted:
Unaccepted Keys:
salt-minion-01
salt-minion-02
Key for minion salt-minion-01 accepted.
Key for minion salt-minion-02 accepted.

# salt-key -L                                #查看salt-key
Accepted Keys:
salt-minion-01
salt-minion-02
Denied Keys:
Unaccepted Keys:
Rejected Keys:

# salt salt-minion* test.ping        #簡單測試
salt-minion-01:
    True
salt-minion-02:
    True

# salt salt-minion* cmd.run 'uname -r'        #運行linux命令
salt-minion-01:
    3.10.0-327.el7.x86_64
salt-minion-02:
    3.10.0-327.el7.x86_64
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