File: http://svn.grimore.org/configuration-templates/monit/macOS/templates/openvpn -

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##  Copyright (C) Wizardry and Steamworks 2017 - License: GNU GPLv3      ##
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# The file assumes the following configuration:
#  * the openvpn launchd file is located at: /Library/LaunchDaemons/homebrew.mxcl.openvpn.plist
#  * tap0 is the TAP interface.
#  * 1.1.1.1 is the point-to-point VPN gateway.
 
check process openvpn with pidfile /usr/local/var/run/openvpn/tap0.pid
   start program = “/bin/launchctl load -w /Library/LaunchDaemons/homebrew.mxcl.openvpn.plist"
   stop program = "/bin/launchctl unload /Library/LaunchDaemons/homebrew.mxcl.openvpn.plist"
 
check host tap0 with address 1.1.1.1
   start program = "/bin/launchctl load -w /Library/LaunchDaemons/homebrew.mxcl.openvpn.plist"
   stop program = "/bin/launchctl unload /Library/LaunchDaemons/homebrew.mxcl.openvpn.plist"
    if failed
        icmp type echo count 5 with timeout 15 seconds
    then restart