launchctl load /Library/LaunchAgents/com.me.shadowsocks.plist 就会自动启动。

gistfile1.txt

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
        <key>KeepAlive</key>
        <true/>
        <key>OnDemand</key>
        <false/>
        <key>Label</key>
        <string>com.me.shadowsocks.startup</string>
        <key>ProgramArguments</key>
        <array>
                <string>/usr/local/bin/node</string>
                <string>/Users/daijie/Documents/shadowsocks-nodejs/local.js</string>
                <string>-k</string>
                <string>password</string>
                <string>-l</string>
                <string>1080</string>
                <string>-p</string>
                <string>8388</string>
                <string>-s</string>
                <string>103.6.86.214</string>
        </array>
        <key>RunAtLoad</key>
        <true/>
</dict>
</plist>