diff --git a/FAQ b/FAQ new file mode 100644 index 0000000..a8204d9 --- /dev/null +++ b/FAQ @@ -0,0 +1,122 @@ +如何搬迁主控 +注意:下面的迁移步骤不包括迁移elasticsearch的数据 +1 备份旧主控数据 +在旧主控执行如下命令开始备份(注意:备份前会停止旧主控的进程) + +cd /root +curl http://us.centos.bz/cdnfly/backup_master.sh -o backup_master.sh +chmod +x backup_master.sh +./backup_master.sh +这时候将在目录/root下,打包生成cdn.sql.gz文件,请把这个文件传输到新主控的/root/目录下,可以使用scp命令,命令如下: + +cd /root +scp cdn.sql.gz root@新主控IP:/root/ +2 在新机器安装好主控程序 +首先登录cdnfly.cn,更新授权为新主控ip,并清空机器码 +登录旧主控机器,执行如下命令查看版本: + +grep VERSION_NAME /opt/cdnfly/master/conf/config.py +如下图,版本为v4.1.6: + +登录新机器,执行如下命令安装: + +curl http://dl.cdnfly.cn/cdnfly/master.sh -o master.sh +chmod +x master.sh +./master.sh --ver v4.1.60 +其中v4.1.60替换成自己的主控版本号 +3 登录新主控,恢复备份 +执行如下命令恢复 + +cd /root +curl http://us.centos.bz/cdnfly/restore_master.sh -o restore_master.sh +chmod +x restore_master.sh +./restore_master.sh +从旧主控下载/opt/cdnfly/master/conf/config.py上传到新主控覆盖 +然后在新主控初始化es,重启新主控 +执行如下命令初始化: + +cd /tmp +wget us.centos.bz/cdnfly/int_es.sh -O int_es.sh +chmod +x int_es.sh +./int_es.sh /home/es +supervisorctl restart all +其中/var/lib/elasticsearch为es的数据目录,可以更改成其它的,比如/home/es + +4 替换节点里的主控IP +一个个登录节点,执行如下命令替换 + +new_master_ip="这里替换为新主控IP" +sed -i "s/ES_IP =.*/ES_IP = \"$new_master_ip\"/" /opt/cdnfly/agent/conf/config.py +sed -i "s/MASTER_IP.*/MASTER_IP = \"$new_master_ip\"/g" /opt/cdnfly/agent/conf/config.py +sed -i "s/hosts:.*/hosts: [\"$new_master_ip:9200\"]/" /opt/cdnfly/agent/conf/filebeat.yml +logs_path=`awk '/error_log/{print $2}' /usr/local/openresty/nginx/conf/nginx.conf | sed 's/error.log//'` +if [[ `echo $logs_path | grep ^/ ` != "" ]];then + sed -i "s#.*access.log# - $logs_path/access.log#" /opt/cdnfly/agent/conf/filebeat.yml + sed -i "s#.*stream.log# - $logs_path/stream.log#" /opt/cdnfly/agent/conf/filebeat.yml +fi +sed -i "s#http://.*:88#http://$new_master_ip:88#" /usr/local/openresty/nginx/conf/listen_80.conf /usr/local/openresty/nginx/conf/listen_other.conf +ps aux | grep [/]usr/local/openresty/nginx/sbin/nginx | awk '{print $2}' | xargs kill -HUP || true +supervisorctl restart filebeat +supervisorctl restart agent +supervisorctl restart task +5 迁移完成 +登录新主控后台,在首页点击检查agent,如果没有错误,表示主控迁移完成。 + +如何获取授权 +如何授权到期,或者在授权前安装程序,可以登录主控,执行如下命令获取授权: + +# 获取授权 +source /opt/venv/bin/activate +cd /opt/cdnfly/master/view +ret=`python -c "import util;print util.get_auth_code()" || true` +[[ $ret == "(True, None)" ]] && echo "已获取到授权" || echo "未授权,原因:"$ret +deactivate +如何取消管理端域名绑定 +在主控上执行如下命令 + +mysql -uroot -p@cdnflypass cdn -e "update config set value='' where name='admin_domain';" +mysql -uroot -p@cdnflypass cdn -e "update config set value='' where name='user_domain';" + +如何重置主控密码 +执行如下命令,重置密码为cdnfly,用户名不变 + +mysql -uroot -p@cdnflypass cdn -e 'update user set password="$2b$12$UV5ttpNQizMfO.tiBk9ereZ53hDBW0.kak3qa/GRP6aVBfNMB1NsK" where id=1' +如何初始化elasticsearch +当elasticsearch出现无法解决的异常,或者elasticsearch数据占满了硬盘,可以执行此操作来初始化elasticsearch,注意:初始化elasticsearch会清空其所有的数据。 +执行如下命令初始化: + +cd /tmp +wget http://us.centos.bz/cdnfly/int_es.sh -O int_es.sh +chmod +x int_es.sh +./int_es.sh /home/es +其中/home/es为es的数据目录,也可以更改成其它的。 + +如何更换主控IP +首先登录官网修改授权的主控 IP,然后登录每个节点,执行下面的命令: + +new_master_ip="这里替换为主控IP" +es_pwd="这里替换为es密码" +sed -i "s/ES_IP =.*/ES_IP = \"$new_master_ip\"/" /opt/cdnfly/agent/conf/config.py +sed -i "s/MASTER_IP.*/MASTER_IP = \"$new_master_ip\"/g" /opt/cdnfly/agent/conf/config.py +sed -i "s/hosts:.*/hosts: [\"$new_master_ip:9200\"]/" /opt/cdnfly/agent/conf/filebeat.yml +sed -i "s#http://.*:88#http://$new_master_ip:88#" /usr/local/openresty/nginx/conf/listen_80.conf /usr/local/openresty/nginx/conf/listen_other.conf +sed -i "s/ES_PWD =.*/ES_PWD = \"$es_pwd\"/" /opt/cdnfly/agent/conf/config.py +sed -i "s/password:.*/password: \"$es_pwd\"/" /opt/cdnfly/agent/conf/filebeat.yml +sed -i "s/agent-pwd:.*/agent-pwd: \"$es_pwd\"/" /opt/cdnfly/agent/conf/filebeat.yml +ps aux | grep [/]usr/local/openresty/nginx/sbin/nginx | awk '{print $2}' | xargs kill -HUP || true +supervisorctl restart filebeat +supervisorctl restart agent +supervisorctl restart task +注:es密码在主控的/opt/cdnfly/master/conf/config.py里的LOG_PWD + +安装代理软件 +当主控无法直接与节点连接时,可以通过代理来连接,这里介绍安装代理软件的方法,目前只支持centos系统,安装命令如下 + +cd /tmp +wget http://us.centos.bz/cdnfly/install_proxy.sh +chmod +x install_proxy.sh +./install_proxy.sh +安装完成后,会显示代理的端口,用户名和密码。 + +手动备份数据库 +eval `grep "MYSQL_PASS" /opt/cdnfly/master/conf/config.py` && mysqldump -uroot -p$MYSQL_PASS cdn | gzip > /root/