1. hdss7-200创建etcd证书
[root@hdss7-200 ~]# cat /opt/certs/ca-config.json { "signing": { "default": { "expiry": "175200h" }, "profiles": { "server": { "expiry": "175200h", "usages": [ "signing", "key encipherment", "server auth" ] }, "client": { "expiry": "175200h", "usages": [ "signing", "key encipherment", "client auth" ] }, "peer": { "expiry": "175200h", "usages": [ "signing", "key encipherment", "server auth", "client auth" ] } } } } [root@hdss7-200 ~]# cat /opt/certs/etcd-peer-csr.json { "CN": "k8s-etcd", "hosts": [ "192.168.12.11", "192.168.12.12", "192.168.12.21", "192.168.12.22" ], "key": { "algo": "rsa", "size": 2048 }, "names": [ { "C": "CN", "ST": "beijing", "L": "beijing", "O": "od", "OU": "ops" } ] } [root@hdss7-200 certs]# cfssl gencert -ca=ca.pem -ca-key=ca-key.pem -config=ca-config.json -profile=peer etcd-peer-csr.json |cfssl-json -bare etcd-peer [root@hdss7-200 certs]# ll total 36 -rw-r--r-- 1 root root 840 Jun 6 13:03 ca-config.json -rw-r--r-- 1 root root 989 Jun 6 11:19 ca.csr -rw-r--r-- 1 root root 334 Jun 6 11:18 ca-csr.json -rw------- 1 root root 1679 Jun 6 11:19 ca-key.pem -rw-r--r-- 1 root root 1334 Jun 6 11:19 ca.pem -rw-r--r-- 1 root root 1062 Jun 6 13:04 etcd-peer.csr -rw-r--r-- 1 root root 379 Jun 6 13:04 etcd-peer-csr.json -rw------- 1 root root 1679 Jun 6 13:04 etcd-peer-key.pem -rw-r--r-- 1 root root 1424 Jun 6 13:04 etcd-peer.pem
2.hdss7-12安装etcd
[root@hdss7-12 ~]# useradd -s /sbin/nologin -M etcd [root@hdss7-12 ~]# mkdir -p /opt/src [root@hdss7-12 ~]# cd /opt/src [root@hdss7-12 src]# ll total 9620 -rw-r--r-- 1 root root 9850227 Apr 1 18:44 etcd-v3.1.20-linux-amd64.tar.gz [root@hdss7-12 src]# tar xf etcd-v3.1.20-linux-amd64.tar.gz -C /opt/ [root@hdss7-12 src]# cd .. [root@hdss7-12 opt]# mv etcd-v3.1.20-linux-amd64/ etcd-v3.1.20 [root@hdss7-12 opt]# ls etcd-v3.1.20 src [root@hdss7-12 opt]# ll total 0 drwxr-xr-x 3 478493 89939 123 Oct 11 2018 etcd-v3.1.20 drwxr-xr-x 2 root root 45 Jun 6 13:08 src [root@hdss7-12 opt]# ln -s /opt/etcd-v3.1.20/ /opt/etcd 创建目录,拷贝证书、私钥 [root@hdss7-12 opt]# mkdir -p /opt/etcd/certs /data/etcd /data/logs/etcd-server [root@hdss7-12 opt]# cd /opt/etcd/certs/ 将运维主机上生成的ca.pem etc-peer-key.pem etc-peer.pem 拷贝到/opt/etcd/certs目录中,私钥文件权限为600 [root@hdss7-12 certs]# scp hdss7-200:/opt/certs/ca.pem . [root@hdss7-12 certs]# scp hdss7-200:/opt/certs/etcd-peer-key.pem . [root@hdss7-12 certs]# scp hdss7-200:/opt/certs/etcd-peer.pem . [root@hdss7-12 certs]# chown -R etcd.etcd /opt/etcd/certs /data/etcd /data/logs/etcd-server [root@hdss7-12 certs]# ll total 12 -rw-r--r-- 1 etcd etcd 1334 Jun 6 13:10 ca.pem -rw------- 1 etcd etcd 1679 Jun 6 13:10 etcd-peer-key.pem -rw-r--r-- 1 etcd etcd 1424 Jun 6 13:10 etcd-peer.pem [root@hdss7-12 certs]# 创建etcd服务启动脚本IP地址改成本机IP -- 此文件本目录中有,上传修改即可,不要粘贴复制,格式容易出错 [root@hdss7-12 certs]# cat /opt/etcd/etcd-server-startup.sh #!/bin/sh ./etcd --name etcd-server-7-12 \ --data-dir /data/etcd/etcd-server \ --listen-peer-urls https://192.168.12.12:2380 \ --listen-client-urls https://192.168.12.12:2379,http://127.0.0.1:2379 \ --quota-backend-bytes 8000000000 \ --initial-advertise-peer-urls https://192.168.12.12:2380 \ --advertise-client-urls https://192.168.12.12:2379,http://127.0.0.1:2379 \ --initial-cluster etcd-server-7-12=https://192.168.12.12:2380,etcd-server-7-21=https://192.168.12.21:2380,etcd-server-7-22=https://192.168.12.22:2380 \ --ca-file ./certs/ca.pem \ --cert-file ./certs/etcd-peer.pem \ --key-file ./certs/etcd-peer-key.pem \ --client-cert-auth \ --trusted-ca-file ./certs/ca.pem \ --peer-ca-file ./certs/ca.pem \ --peer-cert-file ./certs/etcd-peer.pem \ --peer-key-file ./certs/etcd-peer-key.pem \ --peer-client-cert-auth \ --peer-trusted-ca-file ./certs/ca.pem \ --log-output stdout [root@hdss7-12 certs]# chmod +x /opt/etcd/etcd-server-startup.sh [root@hdss7-12 certs]# chown -R etcd.etcd /opt/etcd-v3.1.20/ /data/etcd /data/logs/etcd-server [root@hdss7-12 certs]# yum install supervisor -y [root@hdss7-12 certs]# systemctl start supervisord 更改supervisord的配置文件:[program:etcd-server-7-12]名字需要根据实际更改 [root@hdss7-12 certs]# cat /etc/supervisord.d/etcd-server.ini [program:etcd-server-7-12] command=/opt/etcd/etcd-server-startup.sh ; the program (relative uses PATH, can take args) numprocs=1 ; number of processes copies to start (def 1) directory=/opt/etcd ; directory to cwd to before exec (def no cwd) autostart=true ; start at supervisord start (default: true) autorestart=true ; retstart at unexpected quit (default: true) startsecs=30 ; number of secs prog must stay running (def. 1) startretries=3 ; max # of serial start failures (default 3) exitcodes=0,2 ; 'expected' exit codes for process (default 0,2) stopsignal=QUIT ; signal used to kill process (default TERM) stopwaitsecs=10 ; max num secs to wait b4 SIGKILL (default 10) user=etcd ; setuid to this UNIX account to run the program redirect_stderr=true ; redirect proc stderr to stdout (default false) stdout_logfile=/data/logs/etcd-server/etcd.stdout.log ; stdout log path, NONE for none; default AUTO stdout_logfile_maxbytes=64MB ; max # logfile bytes b4 rotation (default 50MB) stdout_logfile_backups=4 ; # of stdout logfile backups (default 10) stdout_capture_maxbytes=1MB ; number of bytes in 'capturemode' (default 0) stdout_events_enabled=false ; emit events on stdout writes (default false) [root@hdss7-12 certs]# supervisorctl update etcd-server-7-12: added process group [root@hdss7-12 certs]# supervisorctl status etcd-server-7-12 RUNNING pid 2164, uptime 0:00:51
3 hdss7-21机器安装etcd
[root@hdss7-21 ~]# useradd -s /sbin/nologin -M etcd [root@hdss7-21 ~]# mkdir /opt/src [root@hdss7-21 ~]# cd /opt/src/ [root@hdss7-21 src]# tar xf etcd-v3.1.20-linux-amd64.tar.gz -C /opt/ [root@hdss7-21 opt]# mv etcd-v3.1.20-linux-amd64/ etcd-v3.1.20 [root@hdss7-21 opt]# ln -s /opt/etcd-v3.1.20/ /opt/etcd [root@hdss7-21 opt]# mkdir -p /opt/etcd/certs /data/etcd /data/logs/etcd-server [root@hdss7-21 opt]# cd /opt/etcd/certs [root@hdss7-21 certs]# scp hdss7-200:/opt/certs/ca.pem . [root@hdss7-21 certs]# scp hdss7-200:/opt/certs/etcd-peer-key.pem . [root@hdss7-21 certs]# scp hdss7-200:/opt/certs/etcd-peer.pem . [root@hdss7-21 certs]# chown -R etcd.etcd /opt/etcd/certs /data/etcd /data/logs/etcd-server [root@hdss7-21 certs]# cat /opt/etcd/etcd-server-startup.sh #!/bin/sh ./etcd --name etcd-server-7-21 \ --data-dir /data/etcd/etcd-server \ --listen-peer-urls https://192.168.12.21:2380 \ --listen-client-urls https://192.168.12.21:2379,http://127.0.0.1:2379 \ --quota-backend-bytes 8000000000 \ --initial-advertise-peer-urls https://192.168.12.21:2380 \ --advertise-client-urls https://192.168.12.21:2379,http://127.0.0.1:2379 \ --initial-cluster etcd-server-7-12=https://192.168.12.12:2380,etcd-server-7-21=https://192.168.12.21:2380,etcd-server-7-22=https://192.168.12.22:2380 \ --ca-file ./certs/ca.pem \ --cert-file ./certs/etcd-peer.pem \ --key-file ./certs/etcd-peer-key.pem \ --client-cert-auth \ --trusted-ca-file ./certs/ca.pem \ --peer-ca-file ./certs/ca.pem \ --peer-cert-file ./certs/etcd-peer.pem \ --peer-key-file ./certs/etcd-peer-key.pem \ --peer-client-cert-auth \ --peer-trusted-ca-file ./certs/ca.pem \ --log-output stdout [root@hdss7-21 certs]# chmod +x /opt/etcd/etcd-server-startup.sh \[root@hdss7-21 certs]# [root@hdss7-21 certs]# [root@hdss7-21 certs]# chown -R etcd.etcd /opt/etcd-v3.1.20/ /data/etcd /data/logs/etcd-server [root@hdss7-21 certs]# yum install supervisor -y [root@hdss7-21 certs]# cat /etc/supervisord.d/etcd-server.ini [program:etcd-server-7-21] command=/opt/etcd/etcd-server-startup.sh ; the program (relative uses PATH, can take args) numprocs=1 ; number of processes copies to start (def 1) directory=/opt/etcd ; directory to cwd to before exec (def no cwd) autostart=true ; start at supervisord start (default: true) autorestart=true ; retstart at unexpected quit (default: true) startsecs=30 ; number of secs prog must stay running (def. 1) startretries=3 ; max # of serial start failures (default 3) exitcodes=0,2 ; 'expected' exit codes for process (default 0,2) stopsignal=QUIT ; signal used to kill process (default TERM) stopwaitsecs=10 ; max num secs to wait b4 SIGKILL (default 10) user=etcd ; setuid to this UNIX account to run the program redirect_stderr=true ; redirect proc stderr to stdout (default false) stdout_logfile=/data/logs/etcd-server/etcd.stdout.log ; stdout log path, NONE for none; default AUTO stdout_logfile_maxbytes=64MB ; max # logfile bytes b4 rotation (default 50MB) stdout_logfile_backups=4 ; # of stdout logfile backups (default 10) stdout_capture_maxbytes=1MB ; number of bytes in 'capturemode' (default 0) stdout_events_enabled=false ; emit events on stdout writes (default false) [root@hdss7-21 certs]# supervisorctl update etcd-server-7-21: added process group [root@hdss7-21 certs]# supervisorctl status etcd-server-7-21 RUNNING pid 2753, uptime 0:01:17
4.hdss7-22机器安装etcd
[root@hdss7-22 ~]# useradd -s /sbin/nologin -M etcd [root@hdss7-22 ~]# mkdir /opt/src [root@hdss7-22 ~]# cd /opt/src [root@hdss7-22 src]# rz [root@hdss7-22 src]# tar xf etcd-v3.1.20-linux-amd64.tar.gz -C /opt/ [root@hdss7-22 src]# cd .. [root@hdss7-22 opt]# mv etcd-v3.1.20-linux-amd64/ etcd-v3.1.20 [root@hdss7-22 opt]# ln -s /opt/etcd-v3.1.20/ /opt/etcd [root@hdss7-22 opt]# mkdir -p /opt/etcd/certs /data/etcd /data/logs/etcd-server [root@hdss7-22 opt]# cd /opt/etcd/certs/ [root@hdss7-22 certs]# scp hdss7-200:/opt/certs/ca.pem . [root@hdss7-22 certs]# scp hdss7-200:/opt/certs/etcd-peer-key.pem . [root@hdss7-22 certs]# scp hdss7-200:/opt/certs/etcd-peer.pem . [root@hdss7-22 certs]# chown -R etcd.etcd /opt/etcd/certs /data/etcd /data/logs/etcd-server [root@hdss7-22 certs]# cat /opt/etcd/etcd-server-startup.sh #!/bin/sh ./etcd --name etcd-server-7-22 \ --data-dir /data/etcd/etcd-server \ --listen-peer-urls https://192.168.12.22:2380 \ --listen-client-urls https://192.168.12.22:2379,http://127.0.0.1:2379 \ --quota-backend-bytes 8000000000 \ --initial-advertise-peer-urls https://192.168.12.22:2380 \ --advertise-client-urls https://192.168.12.22:2379,http://127.0.0.1:2379 \ --initial-cluster etcd-server-7-12=https://192.168.12.12:2380,etcd-server-7-21=https://192.168.12.21:2380,etcd-server-7-22=https://192.168.12.22:2380 \ --ca-file ./certs/ca.pem \ --cert-file ./certs/etcd-peer.pem \ --key-file ./certs/etcd-peer-key.pem \ --client-cert-auth \ --trusted-ca-file ./certs/ca.pem \ --peer-ca-file ./certs/ca.pem \ --peer-cert-file ./certs/etcd-peer.pem \ --peer-key-file ./certs/etcd-peer-key.pem \ --peer-client-cert-auth \ --peer-trusted-ca-file ./certs/ca.pem \ --log-output stdout [root@hdss7-22 certs]# chmod +x /opt/etcd/etcd-server-startup.sh [root@hdss7-22 certs]# yum install supervisor -y [root@hdss7-22 certs]# yum install supervisor -y [root@hdss7-22 certs]# systemctl start supervisord systemctl enable supervisord [root@hdss7-22 certs]# systemctl enable supervisord [root@hdss7-22 certs]# cat /etc/supervisord.d/etcd-server.ini [program:etcd-server-7-22] command=/opt/etcd/etcd-server-startup.sh ; the program (relative uses PATH, can take args) numprocs=1 ; number of processes copies to start (def 1) directory=/opt/etcd ; directory to cwd to before exec (def no cwd) autostart=true ; start at supervisord start (default: true) autorestart=true ; retstart at unexpected quit (default: true) startsecs=30 ; number of secs prog must stay running (def. 1) startretries=3 ; max # of serial start failures (default 3) exitcodes=0,2 ; 'expected' exit codes for process (default 0,2) stopsignal=QUIT ; signal used to kill process (default TERM) stopwaitsecs=10 ; max num secs to wait b4 SIGKILL (default 10) user=etcd ; setuid to this UNIX account to run the program redirect_stderr=true ; redirect proc stderr to stdout (default false) stdout_logfile=/data/logs/etcd-server/etcd.stdout.log ; stdout log path, NONE for none; default AUTO stdout_logfile_maxbytes=64MB ; max # logfile bytes b4 rotation (default 50MB) stdout_logfile_backups=4 ; # of stdout logfile backups (default 10) stdout_capture_maxbytes=1MB ; number of bytes in 'capturemode' (default 0) stdout_events_enabled=false ; emit events on stdout writes (default false) [root@hdss7-22 certs]# supervisorctl update [root@hdss7-22 certs]# supervisorctl status etcd-server-7-22 RUNNING pid 4264, uptime 0:00:39