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mail-sender

Nightingale的理念,是将告警事件扔到redis里就不管了,接下来由各种sender来读取redis里的事件并发送,毕竟发送报警的方式太多了,适配起来比较费劲,希望社区同仁能够共建。

最常见的告警发送方式是邮件,所以这里我写了一个mail-sender,供参考

compile

cd $GOPATH/src
mkdir -p github.com/n9e
cd github.com/n9e
git clone https://github.com/n9e/mail-sender.git
cd mail-sender
./control build

如上编译完就可以拿到二进制了。

configuration

读取告警事件,自然要给出redis的连接地址;发送邮件,自然要给出smtp配置;直接修改etc/mail-sender.yml即可

pack

编译完成之后可以打个包扔到线上去跑,将二进制和配置文件打包即可:

tar zcvf mail-sender.tar.gz mail-sender etc/mail.html etc/mail-sender.yml

test

配置etc/mail-sender.yml,相关配置修改好,我们先来测试一下smtp是否好使, ./mail-sender -t [email protected],程序会自动读取etc目录下的配置文件,发一封测试邮件给[email protected]

run

如果测试邮件发送没问题,扔到线上跑吧,使用systemd或者supervisor之类的托管起来,systemd的配置实例:

$ cat mail-sender.service
[Unit]
Description=Nightingale mail sender
After=network-online.target
Wants=network-online.target

[Service]
User=root
Group=root

Type=simple
ExecStart=/home/n9e/mail-sender
WorkingDirectory=/home/n9e

Restart=always
RestartSec=1
StartLimitInterval=0

[Install]
WantedBy=multi-user.target

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