Make mosh work for os x (bypass os x firewall)

fix_mosh_function.sh

fix_mosh_server() {
  local fw='/usr/libexec/ApplicationFirewall/socketfilterfw'
  local mosh_sym="$(which mosh-server)"
  local mosh_abs="$(greadlink -f $mosh_sym)"

  sudo "$fw" --setglobalstate off
  sudo "$fw" --add "$mosh_sym"
  sudo "$fw" --unblockapp "$mosh_sym"
  sudo "$fw" --add "$mosh_abs"
  sudo "$fw" --unblockapp "$mosh_abs"
  sudo "$fw" --setglobalstate on
}

mosh.sh

# i recommend setting up the following alias first
alias firepower='sudo /usr/libexec/ApplicationFirewall/socketfilterfw'

# temporarily shut firewall off
firepower --setglobalstate off

# add symlinked location to firewall
firepower --add $(which mosh-server)
firepower --unblockapp $(which mosh-server)

# add homebrew location to firewall
firepower --add $(brew --prefix)/Cellar/mosh/1.3.2_2/bin/mosh-server
firepower --unblockapp $(brew --prefix)/Cellar/mosh/1.3.2_2/bin/mosh-server

# re-enable firewall
firepower --setglobalstate on