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Current File : /var/lib/dpkg/info/nginx-core.postinst

#!/bin/sh
set -e

case "$1" in
  abort-upgrade|abort-remove|abort-deconfigure|configure)
    ;;
  triggered)
    if [ -x /etc/init.d/nginx ]; then
      if [ -s /run/nginx.pid ] && pidof /usr/sbin/nginx >/dev/null; then
        echo "Triggering nginx reload ..."
        invoke-rc.d nginx reload || true
      fi
    fi
    exit 0
    ;;
  *)
    echo "postinst called with unknown argument \`$1'" >&2
    exit 1
    ;;
esac

if [ -x /etc/init.d/nginx ]; then
  if [ -f /run/nginx.pid ] && pidof /usr/sbin/nginx >/dev/null; then
    invoke-rc.d nginx upgrade || invoke-rc.d nginx restart
    exit $?
  else
    if [ -z "$(ss -nlt 'sport = 80' | grep -v ^State)" ]; then
      invoke-rc.d nginx start || exit $?
    else
      echo "Not attempting to start NGINX, port 80 is already in use."
      exit 0
    fi
  fi
fi



exit 0