前言
Zabbix目前已经发布4.0 LTS长期支持版，虽然很多插件还停留在3.4版本比如Grafana，但是还是要提前做好准备。生产环境建议暂时保持在3.4版本，因为在4.0版本中很多语法发生改变，建议仔细评估。最重要的事情提醒三遍，不要忘记备份，不要忘记备份，不要忘记备份。
Zabbix 3.x 升级到 Zabbix 4.x
更新历史
2018年11月01日 - 初稿
阅读原文 - https://wsgzao.github.io/post/zabbix-upgrade/
扩展阅读
Zabbix - https://www.zabbix.com/
官方文档
https://www.zabbix.com/documentation/4.0/manual/installation/upgrade_notes_400
https://www.zabbix.com/documentation/3.4/zh/manual/installation/upgrade
https://www.zabbix.com/download
Zabbix升级步骤
备份数据库
# 数据库全备时间比较长且文件交大，建议压缩或者使用xtrabackup
mysqldump -uzabbix -pzabbix --opt --skip-lock-tables --database zabbix > zabbix.sql
mysqldump -uzabbix -pzabbix --opt --skip-lock-tables --database zabbix | gzip > zabbix_`date +'%Y%m%d%H%M%S'`.sql.gz
CentOS
# 停止服务
service zabbix-server stop
service zabbix-agent stop
service httpd stop
# 备份 zabbix 文件
mkdir /opt/zabbix-backup/
cp /etc/zabbix/zabbix_server.conf /opt/zabbix-backup/
cp /etc/httpd/conf.d/zabbix.conf /opt/zabbix-backup/
cp -R /usr/share/zabbix/ /opt/zabbix-backup/
cp -R /usr/share/doc/zabbix-* /opt/zabbix-backup/
# 升级zabbix源
rpm -Uvh https://repo.zabbix.com/zabbix/4.0/rhel/7/x86_64/zabbix-release-4.0-1.el7.noarch.rpm
# 升级zabbix
# yum upgrade zabbix-server-mysql zabbix-web-mysql zabbix-agent zabbix-proxy-mysql
yum clean all
yum upgrade zabbix-server-mysql zabbix-web-mysql zabbix-agent
# 启动zabbix
service zabbix-server start
service zabbix-agent start
service httpd start
# 检查升级日志
tail -f /var/log/zabbix/zabbix_server.log
5044:20181101:212148.975 Starting Zabbix Server. Zabbix 4.0.1 (revision 86073).
5044:20181101:212149.173 ****** Enabled features ******
5044:20181101:212149.173 SNMP monitoring: YES
5044:20181101:212149.173 IPMI monitoring: YES
5044:20181101:212149.173 Web monitoring: YES
5044:20181101:212149.173 VMware monitoring: YES
5044:20181101:212149.173 SMTP authentication: YES
5044:20181101:212149.173 Jabber notifications: YES
5044:20181101:212149.173 Ez Texting notifications: YES
5044:20181101:212149.173 ODBC: YES
5044:20181101:212149.173 SSH2 support: YES
5044:20181101:212149.173 IPv6 support: YES
5044:20181101:212149.173 TLS support: YES
5044:20181101:212149.173 ******************************
5044:20181101:212149.173 using configuration file: /etc/zabbix/zabbix_server.conf
5044:20181101:212149.276 current database version (mandatory/optional): 03040000/03040007
5044:20181101:212149.360 required mandatory version: 04000000
5044:20181101:212149.361 starting automatic database upgrade
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5044:20181101:212203.660 starting event name update forced by database upgrade
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Ubuntu
# 停止服务
service zabbix-server stop
service zabbix-agent stop
service apache2 stop
# 备份 zabbix 文件
mkdir /opt/zabbix-backup/
cp /etc/zabbix/zabbix_server.conf /opt/zabbix-backup/
cp /etc/apache2/conf-enabled/zabbix.conf /opt/zabbix-backup/
cp -R /usr/share/zabbix/ /opt/zabbix-backup/
cp -R /usr/share/doc/zabbix-* /opt/zabbix-backup/
# 升级zabbix源
rm -Rf /etc/apt/sources.list.d/zabbix.list
wget https://repo.zabbix.com/zabbix/4.0/ubuntu/pool/main/z/zabbix-release/zabbix-release_4.0-2+bionic_all.deb
dpkg -i zabbix-release_4.0-2+xenial_all.deb
apt-get update
# 添加时出现问题：dpkg: error: dpkg status database is locked by another process
rm /var/lib/dpkg/lock
dpkg --configure -a
# 升级zabbix
# apt-get install --only-upgrade zabbix-server-mysql zabbix-frontend-php zabbix-agent zabbix-proxy-mysql
apt-get install --only-upgrade zabbix-server-mysql zabbix-frontend-php zabbix-agent
# 启动zabbix
service zabbix-server start
service zabbix-agent start
service apache2 start
docker
- 拉取最新镜像
- 停止并删除当前运行容器
- 用最新镜像重新创建容器
- All Done
# 查找当前系统中使用的镜像
docker images
# 拉取最新镜像
docker pull zabbix/zabbix-web-nginx-mysql
docker pull zabbix/zabbix-server-mysql
# 查找容器ID
docker ps
# 导出之前的容器配置信息
docker inspect 14fd67405076
# 停止容器
docker stop 14fd67405076
docker kill 14fd67405076
# 删除容器
docker rm 14fd67405076
# 用最新镜像重新创建容器
docker run --name zabbix-server-mysql -t \
--link mysql-server:mysql \
-e DB_SERVER_HOST="mysql-server" \
-e MYSQL_DATABASE="zabbix" \
-e MYSQL_USER="zabbix" \
-e MYSQL_PASSWORD="zabbix" \
-e MYSQL_ROOT_PASSWORD="zabbix" \
-v /etc/localtime:/etc/localtime:ro \
-v /data/docker/zabbix/alertscripts:/usr/lib/zabbix/alertscripts \
-v /data/docker/zabbix/externalscripts:/usr/lib/zabbix/externalscripts \
-p 10051:10051 \
-d \
zabbix/zabbix-server-mysql
docker run --name zabbix-web-nginx-mysql -t \
--link mysql-server:mysql \
--link zabbix-server-mysql:zabbix-server \
-e DB_SERVER_HOST="mysql-server" \
-e MYSQL_DATABASE="zabbix" \
-e MYSQL_USER="zabbix" \
-e MYSQL_PASSWORD="zabbix" \
-e MYSQL_ROOT_PASSWORD="zabbix" \
-e PHP_TZ="Asia/Singapore" \
-p 80:80 \
-d \
zabbix/zabbix-web-nginx-mysql