linux服务检查进程

启动进程

检测脚本

server.sh

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#/*
# * File:   .sh
# * Author: 82488059@qq.com
# * server.sh
# */
source /etc/profile
# 
params()
{
    return $#
}

while true
do
    wid=`pidof transmission-daemon`
    params ${wid}
    num=$?
    if [ "0" == "${num}" ]; then
        # 启动进程
        echo "transmission-daemon -g /var/lib/transmission/info -e /tmp/transmission.log &"
        transmission-daemon -g /var/lib/transmission/info -e /tmp/transmission.log
    elif [ "1" == "${num}" ]; then
        # 只有一个进程
        echo "transmission-daemon is running"
    else
        # 启多了就kill
        killall transmission-daemon
    fi 
    sleep 5s
done

注册服务

/etc/systemd/system/server.service

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#/*
# * File:   .service
# * Author: 82488059@qq.com
# * Atuo generate by tciserverconf.sh
# */
[Unit]
Description=server
After=network.target

[Service]
WorkingDirectory=/
ExecStart=/usr/bin/bash /server.sh
Standardoutput=syslog
standardError=inherit
User=root
Group=root
Environment="HOME_PATH=/home/path"

[Install]
WantedBy=multi-user.target
EOF