#!/bin/sh
#
# $FreeBSD: ports/www/apache22/files/apache22.in,v 1.7 2010/03/27 00:15:10 dougb Exp $
#

# PROVIDE: httpd
# REQUIRE: LOGIN cleanvar
# KEYWORD: shutdown

#
# Add the following lines to /etc/rc.conf to enable httpd:
# httpd_enable (bool):      Set to "NO" by default.
#                             Set it to "YES" to enable httpd
# httpd_profiles (str):     Set to "" by default.
#                              Define your profiles here.
# httpdlimits_enable (bool):Set to "NO" by default.
#                             Set it to yes to run `limits $limits_args`
#                             just before apache starts.
# httpd_flags (str):        Set to "" by default.
#                             Extra flags passed to start command.
# httpdlimits_args (str):   Default to "-e -C daemon"
#                             Arguments of pre-start limits run.
# httpd_http_accept_enable (bool): Set to "NO" by default.
#                             Set to yes to check for accf_http kernel
#                             module on start up and load if not loaded.
# httpd_fib (str):	      Set an altered default network view for apache

ulimit -m 500000
ulimit -v 500000

. /etc/rc.subr

name="httpd"
rcvar=`set_rcvar`

start_precmd="httpd_prestart"
restart_precmd="httpd_checkconfig"
reload_cmd="httpd_reload"
graceful_cmd="httpd_graceful"
gracefulstop_cmd="httpd_gracefulstop"
configtest_cmd="httpd_checkconfig"
command="/usr/local/sbin/httpd"
_pidprefix="/var/run/httpd"
pidfile="${_pidprefix}.pid"
required_files=/usr/local/etc/apache22/httpd.conf

[ -z "$httpd_enable" ]       && httpd_enable="NO"
[ -z "$httpdlimits_enable" ] && httpdlimits_enable="NO"
[ -z "$httpdlimits_args" ]   && httpdlimits_args="-e -C daemon"
[ -z "$httpd_http_accept_enable" ] && httpd_http_accept_enable="NO"
[ -z "$httpd_fib" ] && httpd_fib="NO"

httpd_accf() {

  if checkyesno httpd_http_accept_enable; then
    /sbin/kldstat -v | grep accf_http > /dev/null 2>&1 || /sbin/kldload accf_http || return ${?}
    /sbin/kldstat -v | grep accf_data > /dev/null 2>&1 || /sbin/kldload accf_data || return ${?}
  else
    httpd_flags="${httpd_flags} -DNOHTTPACCEPT"
  fi
}

load_rc_config $name

if [ -n "$2" ]; then
	profile="$2"
	if [ "x${httpd_profiles}" != "x" ]; then
		pidfile="${_pidprefix}.${profile}.pid"
		eval httpd_configfile="\${httpd_${profile}_configfile:-}"
		if [ "x${httpd_configfile}" = "x" ]; then
			echo "You must define a configuration file (httpd_${profile}_configfile)"
			exit 1
		fi
		required_files="${httpd_configfile}"
		eval httpd_enable="\${httpd_${profile}_enable:-${httpd_enable}}"
		eval httpd_flags="\${httpd_${profile}_flags:-${httpd_flags}}"
		eval httpd_http_accept_enable="\${httpd_${profile}_http_accept_enable:-${httpd_http_accept_enable}}"
		eval httpdlimits_enable="\${httpdlimits_${profile}_enable:-${httpdlimits_enable}}"
		eval httpdlimits_args="\${httpdlimits_${profile}_args:-${httpdlimits_args}}"
		eval httpd_fib="\${httpd_${profile}_fib:-${httpd_fib}}"
		httpd_flags="-f ${httpd_configfile} -c \"PidFile ${pidfile}\" ${httpd_flags}"
	else
		echo "$0: extra argument ignored"
	fi
else
	if [ "x${httpd_profiles}" != "x" -a "x$1" != "x" ]; then
		for profile in ${httpd_profiles}; do
			eval _enable="\${httpd_${profile}_enable}"
			case "x${_enable:-${httpd_enable}}" in
			x|x[Nn][Oo]|x[Nn][Oo][Nn][Ee])
				continue
				;;
			x[Yy][Ee][Ss])
				;;
			*)
				if test -z "$_enable"; then
					_var=httpd_enable
				else
					_var=httpd_"${profile}"_enable
				fi
				echo "Bad value" \
				    "'${_enable:-${httpd_enable}}'" \
				    "for ${_var}. " \
				    "Profile ${profile} skipped."
				continue
				;;
			esac
			echo "===> httpd profile: ${profile}"
			/usr/local/etc/rc.d/httpd $1 ${profile}
			retcode="$?"
			if [ "0${retcode}" -ne 0 ]; then
				failed="${profile} (${retcode}) ${failed:-}"
			else
				success="${profile} ${success:-}"
			fi
		done
		exit 0
	fi
fi

if [ "${1}" != "stop" ] ; then \
	httpd_accf
fi

httpd_requirepidfile()
{
    httpd_checkconfig

	if [ ! "0`check_pidfile ${pidfile} ${command}`" -gt 1 ]; then
		echo "${name} not running? (check $pidfile)."
		exit 1
	fi
}

httpd_checkconfig()
{
	if test -f /usr/local/sbin/envvars
	then
		. /usr/local/sbin/envvars
	fi

	echo "Performing sanity check on httpd configuration:"
	eval ${command} ${httpd_flags} -t
}

httpd_reload() {
	httpd_requirepidfile

	echo "Performing a server reload"
	eval ${command} ${httpd_flags} -k restart
}
httpd_graceful() {
	httpd_requirepidfile

	echo "Performing a graceful restart"
	eval ${command} ${httpd_flags} -k graceful
}

httpd_gracefulstop() {
	httpd_requirepidfile

	echo "Performing a graceful stop"
	eval ${command} ${httpd_flags} -k graceful-stop
}

httpd_precmd() 
{
	httpd_checkconfig

	if checkyesno httpdlimits_enable
	then
		eval `/usr/bin/limits ${httpdlimits_args}` 2>/dev/null
	else
		return 0
        fi

}

httpd_checkfib () {
	sysctl net.fibs >/dev/null 2>&1
	ret=$? 
 	[ $ret -gt 0 ] && return 0 
	if [ "x$httpd_fib" != "xNO" ]
	then 
		command="setfib -F ${httpd_fib} ${command}"
	else
		return	0
	fi
}

httpd_prestart() {
	httpd_checkfib
	httpd_precmd
}

extra_commands="reload graceful gracefulstop configtest"
run_rc_command "$1"