OS X: forward port 80 to 8080

local.httpdfwd.plist

<!--
sudo vim /Library/LaunchDaemons/local.httpdfwd.plist
sudo launchctl load -Fw /Library/LaunchDaemons/local.httpdfwd.plist

https://echo.co/blog/os-x-1010-yosemite-local-development-environment-apache-php-and-mysql-homebrew
-->

<?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>Label</key>
  <string>local.httpdfwd</string>
  <key>ProgramArguments</key>
  <array>
    <string>sh</string>
    <string>-c</string>
    <string>echo "rdr pass proto tcp from any to any port {80,8080} -> 127.0.0.1 port 8080" | pfctl -a "com.apple/260.HttpFwdFirewall" -Ef - &amp;&amp; echo "rdr pass proto tcp from any to any port {443,8443} -> 127.0.0.1 port 8443" | pfctl -a "com.apple/261.HttpFwdFirewall" -Ef - &amp;&amp; sysctl -w net.inet.ip.forwarding=1</string>
  </array>
  <key>RunAtLoad</key>
  <true/>
  <key>UserName</key>
  <string>root</string>
</dict>
</plist>