pfSense

#

#	Copyright (C) 2010 Scott Ullrich <sullrich@gmail.com>

#	All rights reserved.

PLATFORM=`/bin/cat /etc/platform`

EXTENSIONSDIR="/usr/local/lib/php/20060613/"

# Grab amount of memory that is detected

if [ -f /var/log/dmesg.boot ]; then

	AVAILMEM=`/bin/cat /var/log/dmesg.boot |/usr/bin/awk '/avail memory/ { memory=($4 / 1048576); printf("%0.0f\n", memory); exit}'`

else 

	AVAILMEM=`/sbin/dmesg -a |/usr/bin/awk '/avail memory/ { memory=($4 / 1048576); printf("%0.0f\n", memory); exit}'`

fi

if [ -z "$AVAILMEM" ]; then

	MEM=`/sbin/sysctl hw.physmem | cut -d':' -f2`

fi

# Calculate APC SHM size according 

if [ "$AVAILMEM" -lt "65" ]; then

	APCSHMEMSIZE="1M"

fi

	APCSHMEMSIZE="5M"

fi

if [ "$AVAILMEM" -lt "128" ]; then

	APCSHMEMSIZE="10M"

fi

	APCSHMEMSIZE="15M"

fi

	APCSHMEMSIZE="20M"

fi

	APCSHMEMSIZE="25M"

fi

	APCSHMEMSIZE="30M"

fi

	APCSHMEMSIZE="35M"

fi

# Set upload directory

if [ "$PLATFORM" = "embedded" -o "$PLATFORM" = "nanobsd" ]; then

	UPLOADTMPDIR="/root"

else 

# Define php modules.  Do not add .so, it will  

PHPMODULES="apc"

# Downloading via HTTP/FTP (pkg mgr, etc)

PHPMODULES="$PHPMODULES curl date"

# Internationalization 

PHPMODULES="$PHPMODULES gettext"

# User manager

PHPMODULES="$PHPMODULES ldap openssl pcntl"

# Regexs, PERL style!

PHPMODULES="$PHPMODULES pcre"

# The mighty posix!

PHPMODULES="$PHPMODULES posix"

# Login sessions

PHPMODULES="$PHPMODULES session"

# Extra sanity seatbelts

PHPMODULES="$PHPMODULES suhosin"

# Firewall rules edit

PHPMODULES="$PHPMODULES ctype"

# Config read/write

PHPMODULES="$PHPMODULES xml xmlreader xmlwriter libxml"

# firewall_rules_edit.php

PHPMODULES="$PHPMODULES mbstring"

# Page compression

PHPMODULES="$PHPMODULES zlib"

# ZeroMQ

PHPMODULES="$PHPMODULES zmq"

# SSH2

# pfSense extensions

# Modules previously included.

# can be turned on by touching

# /etc/php_dynamodules/$modulename

# Clear the .ini file to make sure we are clean

if [ -f /usr/local/etc/php.ini ]; then

	/bin/rm /usr/local/etc/php.ini

fi

	/bin/rm /usr/local/lib/php.ini

fi

LOADED_MODULES=`/usr/local/bin/php -m | /usr/bin/grep -v "\["`

# Get a loaded module list in the stock php

# Populate a dummy php.ini to avoid

/bin/cat >/usr/local/lib/php.ini <<EOF

; File generated from /etc/rc.php_ini_setup

output_buffering = "0"

set_time_limit = 0

register_argc_argv = On

upload_tmp_dir = ${UPLOADTMPDIR}

upload_max_filesize = 100M

zlib.output_compression = Off

zlib.output_compression_level = 1

extension_dir=${EXTENSIONSDIR}

; Extensions

EOF

# Copy php.ini file to etc/ too (cli)

/bin/cp /usr/local/lib/php.ini /usr/local/etc/php.ini

# Ensure directory exists

	/bin/mkdir /etc/php_dynamodules

fi

if [ -d /etc/php_dynamodules ]; then

	DYNA_MODULES=`/bin/ls /etc/php_dynamodules/`

	PHPMODULES="$PHPMODULES $DYNA_MODULES"

# Loop through and generate modules to load.

	# Check to see if module is compiled into php statically

	for LM in $LOADED_MODULES; do

		# Ensure extension exists before adding.

		if [ -f "${EXTENSIONSDIR}${EXT}.so" ]; then

			echo "extension=${EXT}.so" >> /usr/local/lib/php.ini

	fi

# Get amount of ram installed on this system

RAM=`/sbin/sysctl hw.realmem | /usr/bin/awk '{print $2/1000000}' | /usr/bin/awk -F '.' '{print $1}'`

export RAM

export LOWMEM

if [  "$RAM" -gt 96 ]; then

	/bin/cat >>/usr/local/lib/php.ini <<EOF

; APC Settings

apc.enabled="1"

apc.enable_cli="0"

apc.shm_size="${APCSHMEMSIZE}"

EOF

	echo ">>> WARNING!  under 128 megabytes of ram detected.  Not enabling APC." | /usr/bin/logger -p daemon.info -i -t rc.php_ini_setup

fi

	/bin/cat >>/usr/local/lib/php.ini <<EOF

[suhosin]

suhosin.get.max_value_length = 500000

suhosin.post.max_array_depth = 5000

suhosin.post.max_value_length = 500000

suhosin.request.max_array_depth = 5000

suhosin.request.max_value_length = 500000

suhosin.memory_limit = 512435456

EOF

# Copy php.ini file to etc/ too (cli)

/bin/cp /usr/local/lib/php.ini /usr/local/etc/php.ini

	/bin/rm /var/run/php_modules_load_errors.txt

fi 

for EXT in $PHPMODULES; do

	PHPMODULESLC="$PHPMODULESLC `echo "$EXT" | /usr/bin/tr '[:upper:]' '[:lower:]'`"

done

# Check loaded modules and remove anything that did not load correctly

LOADED_MODULES=`/usr/local/bin/php -m | /usr/bin/tr '[:upper:]' '[:lower:]' 2>/dev/null | /usr/bin/grep -v "\["`

for EXT in $PHPMODULESLC; do

	SHOULDREMOVE="true"

	# Handle low memory situations

	if [ "$LOWMEM" = "TRUE" ]; then

	if [ "$SHOULDREMOVE" = "true" ]; then

			/bin/cat /usr/local/lib/php.ini | /usr/bin/grep -v $EXT > /tmp/php.ini

		fi

/bin/cp /usr/local/lib/php.ini /usr/local/etc/php.ini