#!/bin/bash

# Author: Steve Barnes (steve@echo.id.au)

#	  Christoph Galuschka <tigalch@tigalch.org>

# Filename: 1_lamp_check.sh

# Version: 0.2

# Last Updated: Saturday, 09 November 2013 2:23

# Description: A simple Bash script to start LAMP daemons (httpd, mysqld), and confirm PHP is working.

# starting with 5.10, we have to differ between mysql55 and mysql

if [ "$centos_ver" -ge 7 ] ; then

  t_Log "no mysql55 on CentOS 7 ... SKIP"

  exit 0

fi

if [ $centos_ver = 5 ]

then

  readonly DAEMONS=( httpd mysql55-mysqld )

else

  readonly DAEMONS=( httpd mysqld )

fi

readonly DAEMONSPID=( httpd mysqld )

readonly SERVICE=/sbin/service

readonly PHP_BIN=/usr/bin/php

readonly PHP_CHECK=/tmp/check.php

# Make sure we cleanup after ourselves.

trap "/bin/rm -f $PHP_CHECK" EXIT

t_Log "Running $0 - starting LAMP daemon startup test"

# Iterate through our daemons, start each and check for the presence of each process

for D in "${DAEMONS[@]}"

do

        t_Log "Attempting startup of '$D'"

        $SERVICE $D start &>/dev/null

        RETVAL=$?

        if [ $RETVAL -ne 0 ]; then

                t_Log "FAIL: service startup for '$D' failed ($RETVAL)"

                exit $FAIL

        fi

done

for D in "${DAEMONSPID[@]}"

do

        # See if our process exists

        PIDS=$(pidof $D)

        if [ -z "$PIDS" ]; then

                t_Log "FAIL: couldn't find '$D' in the process list."

                exit $FAIL

        fi

        echo "OK"

done

# Finally, a basic check to see if PHP is working correctly.

t_Log "Performing php script check..."

cat <<EOL > $PHP_CHECK

return phpinfo();

?>

EOL

RETVAL=$PHP_BIN $PHP_CHECK &>/dev/null

if [ $RETVAL -ne 0 ]; then

        t_Log "FAIL: php_info() check failed ($RETVAL)"

fi

t_CheckExitStatus $RETVAL