[Unit]
Description=SSH Authentication Agent
After=network.target

[Service]
Type=simple
ExecStartPre=mkdir -p /run/ssh-agent
ExecStart=/usr/bin/ssh-agent -D -a /run/ssh-agent/socket
ExecStartPost=/bin/sh -c 'chmod 666 /run/ssh-agent/socket'
ExecStopPost=/bin/sh -c 'rm -f /run/ssh-agent/socket'
Restart=on-failure
TimeoutStopSec=5s

[Install]
WantedBy=multi-user.target