#!/bin/ksh93
#
# SMF httpd startup file: /lib/svc/method/http-apache22

# Copyright (c) 2008, 2012, Oracle and/or its affiliates. All rights reserved.
# Portions Copyright 2012  Jens Elkner

. /lib/svc/share/smf_include.sh

APACHE_VERSION=
APACHE_USR_ROOT=/usr/apache2
APACHE_ETC_ROOT=/etc/apache2
APACHE_VAR_ROOT=/var/apache2

DEFAULT_STATUSURL='http://localhost:80/server-status'

#if startup options contain multiple arguments separated by a blank,
#then they should be specified as below
#e.g., %> svccfg -s apache22 setprop 'httpd/startup_options=("-f" "/etc/apache2/2.2/new.conf")' 
#
STARTUP_OPTIONS=

SERVER_TYPE=prefork
PLATFORM_DIR=

# subdirs are expected to follow the format $major.$minor
if [[ -z ${SMF_FMRI} ]]; then
	VERS=${ ls -1 ${APACHE_USR_ROOT} | sort -t. -n -k1,1 -k2,2 | tail -1; }
	VERS=${VERS//.}
	SMF_FMRI="svc:/network/http:apache${VERS}"
	print "SMF_FMRI is not set. Using SMF_FMRI=${SMF_FMRI}"
fi

getprop() {
	PROPVAL=''
	svcprop -q -p $1 ${SMF_FMRI}
	if (( $? == 0 )) ; then
		PROPVAL=${ svcprop -p $1 ${SMF_FMRI}; }
		[[ ${PROPVAL} == '""' ]] && PROPVAL=''
	fi
}

# This is brain damaged anyway. Because it is more likely that the minor
# version grows above 9 than the major number, we just add a '.' after the
# first digit. 
APACHE_VERSION=${SMF_FMRI//[^0-9]}
APACHE_VERSION="${APACHE_VERSION/@([0-9])/\1\.}"
if [[ -n ${APACHE_VERSION} ]]; then
	print "Apache version is ${APACHE_VERSION}"
	APACHE_USR_ROOT=${APACHE_USR_ROOT}/${APACHE_VERSION}
	APACHE_ETC_ROOT=${APACHE_ETC_ROOT}/${APACHE_VERSION}
	APACHE_VAR_ROOT=${APACHE_VAR_ROOT}/${APACHE_VERSION}
fi

getprop httpd/startup_options
[[ -n ${PROPVAL} ]] && STARTUP_OPTIONS="${PROPVAL}"

PLATFORM_DIR=
getprop httpd/enable_64bit
if [[ -n ${PROPVAL} ]] ; then
	case ${PROPVAL} in
		true|1)
			# Check if the system architecture supports 64-bit applications
			PLATFORM=${ isainfo -b ; }
			if [[ ${PLATFORM} != '64' ]]; then
				print -u2 '
This system is not capable of supporting 64-bit applications.
Set "enable_64bit" property value to "false" to start the 32-bit server.'
				exit $SMF_EXIT_ERR_CONFIG
			fi

			# 64 bit Apache
			PLATFORM_DIR=/amd64
			STARTUP_OPTIONS+=' -D 64bit'
			;;
		false|0) 
			# 32 bit Apache
			;;
		*)
			# Invalid value for "bitness"
			print -u2 '"bitness" property value is invalid. Starting the server in 32-bit mode'
			;;
	esac
fi

APACHE_HOME=${APACHE_USR_ROOT}
APACHE_BIN=${APACHE_HOME}/bin${PLATFORM_DIR}
if [[ -d ${APACHE_USR_ROOT}/lib${PLATFORM_DIR} ]]; then
	if [[ -n ${PLATFORM_DIR} && -n ${LD_LIBRARY_PATH_64} ]]; then
		LD_LIBRARY_PATH_64="${APACHE_USR_ROOT}/lib${PLATFORM_DIR}:${LD_LIBRARY_PATH_64}"
	elif [[ -z ${LD_LIBRARY_PATH} ]]; then
		export LD_LIBRARY_PATH="${APACHE_USR_ROOT}/lib${PLATFORM_DIR}"
	else
		export LD_LIBRARY_PATH="${APACHE_USR_ROOT}/lib${PLATFORM_DIR}:${LD_LIBRARY_PATH}"
	fi
fi

getprop httpd/server_type
[[ -n ${PROPVAL} ]] && SERVER_TYPE=${PROPVAL}

case "${SERVER_TYPE}" in
	prefork)
		HTTPD="${APACHE_BIN}/httpd"
		;;
	worker)
		HTTPD="${APACHE_BIN}/httpd.worker"
		;;
	*)
		if [[ -n ${APACHE_VERSION} ]]; then
			print -u2 'Unknown server_type'
			exit ${SMF_EXIT_ERR_CONFIG}
		fi
		;;
esac

[[ -n ${APACHE_USER_ENVVARS} && -r ${APACHE_USER_ENVVARS} ]] && \
	. "${APACHE_USER_ENVVARS}"

case "$1" in
	start)
		ULIMIT_MAX_FILES=${ ulimit -H -n; }
		[[ -n ${ULIMIT_MAX_FILES} ]] && ulimit -S -n ${ULIMIT_MAX_FILES}
		cmd='-k start'
		;;
	refresh)
		cmd='-k graceful'
		;;
	stop|restart|graceful-stop)
		cmd="-k $1"
		;;
	configtest|test)
		cmd='-t'
		;;
	status|fullstatus)
		LYNX=${ whence lynx; }
		[[ -z ${LYNX} ]] && LYNX=${ whence links; }
		if [[ -n ${LYNX} && -x ${LYNX} ]]; then
			getprop httpd/status_url
			STATUSURL=${PROPVAL:-${DEFAULT_STATUSURL}}
			if [[ $1 == 'status' ]]; then
				"${LYNX}" -dump "${STATUSURL}" | \
					awk '/process$/ { print; exit } { print }'
			else
				"${LYNX}" -dump "${STATUSURL}" 
			fi
			exit $?
		else
			print -u2 'lynx/links not found'
			exit ${SMF_EXIT_ERR_FATAL}
		fi
		;;
	*)
		print "Usage: $0 {start|stop|refresh|restart|graceful-stop|configtest|status|fullstatus}"
		exit ${SMF_EXIT_ERR_CONFIG}
		;;
esac

print "${HTTPD} ${STARTUP_OPTIONS} ${cmd}"
APACHE_USER_ENVVARS="${APACHE_USER_ENVVARS}" ${HTTPD} ${STARTUP_OPTIONS} ${cmd}
RES=$?

if [[ ${cmd} == '-t' ]]; then
	exit $RES
fi
if (( $RES != 0 )); then
    print -u2 "Server failed to start (error code ${RES}). Check the error log (usually defaults to ${APACHE_VAR_ROOT}/logs/error_log or /var/log/httpd/error.log) for more information, if any."
    exit ${SMF_EXIT_ERR_FATAL}
fi

exit ${SMF_EXIT_OK}