ss-install-php-config.txt

#!/bin/bash

####################################################################################################
#### author: SlickStack ############################################################################
#### link: https://slickstack.io ###################################################################
#### mirror: littlebizzy/slickstack/blob/master/bash/ss-install-php-config.txt #####################
#### path: /var/www/ss-install-php-config ##########################################################
#### destination: n/a (not a boilerplate) ##########################################################
#### purpose: Reinstalls the PHP-FPM module config files based on ss-config (idempotent) ###########
#### module version: PHP-FPM 8.3.x #################################################################
#### sourced by: ss-install ########################################################################
#### bash aliases: ss install php config ###########################################################
####################################################################################################

## SS-CONFIG MUST BE PROPERLY CONFIGURED AND ON CURRENT BUILD BEFORE RUNNING SS-INSTALL ##
## ENSURE YOUR SS-CONFIG BUILD REMAINS CURRENT BY RUNNING SS-UPDATE OCCASIONALLY ##

####################################################################################################
#### TABLE OF CONTENTS (SS-Install-PHP-Config) #####################################################
####################################################################################################

## this is a brief summary of the different code snippets you will find in this script ##
## each section should be commented so you understand what is being accomplished ##

## A. Source SS-Config + SS-Functions
## B. Touch Timestamp File
## C. Message (Begin Script)
## D. Retrieve Latest Boilerplates

## E. Configure PHP.ini Boilerplate
## F. Configure PHP-FPM.conf Boilerplate
## G. Configure WWW.conf Boilerplate

## H. Configure Opcache.ini Boilerplate
## I. Install PHP Config Files
## J. Install Adminer.php
## K. Reset Permissions (PHP Config)
## L. Restart Modules (PHP-FPM)
## M. Cleanup Temporary Files

####################################################################################################
#### A. SS-Install-Nginx-Adminer: Source SS-Config + SS-Functions ##################################
####################################################################################################

## before anything else we must source the critical variables that power this script ##
## ss-config is setup during ss-install wizard but ss-functions is hardcoded ##

## source ss-config ##
source /var/www/ss-config

## source ss-functions ##
source /var/www/ss-functions

## BELOW THIS RELIES ON SS-CONFIG AND SS-FUNCTIONS

####################################################################################################
#### B. SS-Install-PHP-Config: Touch Timestamp File ################################################
####################################################################################################

## this is a dummy timestamp file that will remember the last time this script was run ##
## it can be useful for developer reference and is sometimes used by SlickStack ##

ss_touch "${TIMESTAMP_SS_INSTALL_PHP_CONFIG}"

####################################################################################################
#### C. SS-Install-PHP-Config: Message (Begin Script) ##############################################
####################################################################################################

## this is a simple message that announces to the shell the purpose of this bash script ##
## it will only be seen by sudo users who manually run this script in the shell ##

ss_echo "${COLOR_INFO}Running ss-install-php-config... ${COLOR_RESET}"

####################################################################################################
#### D. SS-Install-PHP-Config: Retrieve Latest Boilerplates ########################################
####################################################################################################

## next we optimize the PHP-FPM configuration files based on settings from ss-config ##
## several common PHP settings are hardcoded to improve LEMP server stability ##

## ubuntu 24.04 (php 8.3) ##
if [[ "${SYSTEM_UBUNTU_VERSION}" == "24.04" ]]; then

    ss_wget "${TMP_PHP_FPM_CONF}" "${GITHUB_PHP_FPM_CONF_83}"
    VALIDATE_TMP_PHP_FPM_CONF=$(grep 'SS_EOF' "${TMP_PHP_FPM_CONF}" 2> /dev/null)
    if [[ -z "${VALIDATE_TMP_PHP_FPM_CONF}" ]]; then
        ss_wget "${TMP_PHP_FPM_CONF}" "${GITLAB_PHP_FPM_CONF_83}"
    fi

    ss_wget "${TMP_PHP_INI}" "${GITHUB_PHP_INI_83}"
    VALIDATE_TMP_PHP_INI=$(grep 'SS_EOF' "${TMP_PHP_INI}" 2> /dev/null)
    if [[ -z "${VALIDATE_TMP_PHP_INI}" ]]; then
        ss_wget "${TMP_PHP_INI}" "${GITLAB_PHP_INI_83}"
    fi

    ## opcache.ini new in php 8.3 ##
    ss_wget "${TMP_OPCACHE_INI}" "${GITHUB_OPCACHE_INI_83}"

    ss_wget "${TMP_WWW_CONF}" "${GITHUB_WWW_CONF_83}"
    VALIDATE_TMP_WWW_CONF=$(grep 'SS_EOF' "${TMP_WWW_CONF}" 2> /dev/null)
    if [[ -z "${VALIDATE_TMP_WWW_CONF}" ]]; then
        ss_wget "${TMP_WWW_CONF}" "${GITLAB_WWW_CONF_83}"
    fi

fi

## ubuntu 22.04 (php 8.1) ##
if [[ "${SYSTEM_UBUNTU_VERSION}" == "22.04" ]]; then

    ss_wget "${TMP_PHP_FPM_CONF}" "${GITHUB_PHP_FPM_CONF_81}"
    VALIDATE_TMP_PHP_FPM_CONF=$(grep 'SS_EOF' "${TMP_PHP_FPM_CONF}" 2> /dev/null)
    if [[ -z "${VALIDATE_TMP_PHP_FPM_CONF}" ]]; then
        ss_wget "${TMP_PHP_FPM_CONF}" "${GITLAB_PHP_FPM_CONF_81}"
    fi

    ss_wget "${TMP_PHP_INI}" "${GITHUB_PHP_INI_81}"
    VALIDATE_TMP_PHP_INI=$(grep 'SS_EOF' "${TMP_PHP_INI}" 2> /dev/null)
    if [[ -z "${VALIDATE_TMP_PHP_INI}" ]]; then
        ss_wget "${TMP_PHP_INI}" "${GITLAB_PHP_INI_81}"
    fi

    ss_wget "${TMP_WWW_CONF}" "${GITHUB_WWW_CONF_81}"
    VALIDATE_TMP_WWW_CONF=$(grep 'SS_EOF' "${TMP_WWW_CONF}" 2> /dev/null)
    if [[ -z "${VALIDATE_TMP_WWW_CONF}" ]]; then
        ss_wget "${TMP_WWW_CONF}" "${GITLAB_WWW_CONF_81}"
    fi

fi

## ubuntu 20.04 (php 7.4) ##
if [[ "${SYSTEM_UBUNTU_VERSION}" == "20.04" ]]; then

    ss_wget "${TMP_PHP_FPM_CONF}" "${GITHUB_PHP_FPM_CONF_74}"
    VALIDATE_TMP_PHP_FPM_CONF=$(grep 'SS_EOF' "${TMP_PHP_FPM_CONF}" 2> /dev/null)
    if [[ -z "${VALIDATE_TMP_PHP_FPM_CONF}" ]]; then
        ss_wget "${TMP_PHP_FPM_CONF}" "${GITLAB_PHP_FPM_CONF_74}"
    fi

    ss_wget "${TMP_PHP_INI}" "${GITHUB_PHP_INI_74}"
    VALIDATE_TMP_PHP_INI=$(grep 'SS_EOF' "${TMP_PHP_INI}" 2> /dev/null)
    if [[ -z "${VALIDATE_TMP_PHP_INI}" ]]; then
        ss_wget "${TMP_PHP_INI}" "${GITLAB_PHP_INI_74}"
    fi

    ss_wget "${TMP_WWW_CONF}" "${GITHUB_WWW_CONF_74}"
    VALIDATE_TMP_WWW_CONF=$(grep 'SS_EOF' "${TMP_WWW_CONF}" 2> /dev/null)
    if [[ -z "${VALIDATE_TMP_WWW_CONF}" ]]; then
        ss_wget "${TMP_WWW_CONF}" "${GITLAB_WWW_CONF_74}"
    fi

fi

## ubuntu 18.04 (php 7.2) ##
if [[ "${SYSTEM_UBUNTU_VERSION}" == "18.04" ]]; then

    ss_wget "${TMP_PHP_FPM_CONF}" "${GITHUB_PHP_FPM_CONF_72}"
    VALIDATE_TMP_PHP_FPM_CONF=$(grep 'SS_EOF' "${TMP_PHP_FPM_CONF}" 2> /dev/null)
    if [[ -z "${VALIDATE_TMP_PHP_FPM_CONF}" ]]; then
        ss_wget "${TMP_PHP_FPM_CONF}" "${GITLAB_PHP_FPM_CONF_72}"
    fi

    ss_wget "${TMP_PHP_INI}" "${GITHUB_PHP_INI_72}"
    VALIDATE_TMP_PHP_INI=$(grep 'SS_EOF' "${TMP_PHP_INI}" 2> /dev/null)
    if [[ -z "${VALIDATE_TMP_PHP_INI}" ]]; then
        ss_wget "${TMP_PHP_INI}" "${GITLAB_PHP_INI_72}"
    fi

    ss_wget "${TMP_WWW_CONF}" "${GITHUB_WWW_CONF_72}"
    VALIDATE_TMP_WWW_CONF=$(grep 'SS_EOF' "${TMP_WWW_CONF}" 2> /dev/null)
    if [[ -z "${VALIDATE_TMP_WWW_CONF}" ]]; then
        ss_wget "${TMP_WWW_CONF}" "${GITLAB_WWW_CONF_72}"
    fi

fi

####################################################################################################
#### E. SS-Install-PHP-Config: Configure PHP.ini Boilerplate #######################################
####################################################################################################

## max execution time ##
if [[ -z "${PHP_MAX_EXECUTION_TIME}" ]]; then 
    ss_sed "s/@PHP_MAX_EXECUTION_TIME/60/g" "${TMP_PHP_INI}"
else 
    ss_sed "s/@PHP_MAX_EXECUTION_TIME/${PHP_MAX_EXECUTION_TIME}/g" "${TMP_PHP_INI}"
fi

## max input time ##
if [[ -z "${PHP_MAX_INPUT_TIME}" ]]; then 
    ss_sed "s/@PHP_MAX_INPUT_TIME/60/g" "${TMP_PHP_INI}"
else 
    ss_sed "s/@PHP_MAX_INPUT_TIME/${PHP_MAX_INPUT_TIME}/g" "${TMP_PHP_INI}"
fi

## memory limit ##
if [[ -z "${PHP_MEMORY_LIMIT}" ]]; then 
    ss_sed "s/@PHP_MEMORY_LIMIT/512M/g" "${TMP_PHP_INI}"
else 
    ss_sed "s/@PHP_MEMORY_LIMIT/${PHP_MEMORY_LIMIT}/g" "${TMP_PHP_INI}"
fi

## max input vars ##
if [[ -z "${PHP_MAX_INPUT_VARS}" ]]; then 
    ss_sed "s/@PHP_MAX_INPUT_VARS/5000/g" "${TMP_PHP_INI}"
else 
    ss_sed "s/@PHP_MAX_INPUT_VARS/${PHP_MAX_INPUT_VARS}/g" "${TMP_PHP_INI}"
fi

## max multipart body parts ##
if [[ -z "${PHP_MAX_MULTIPART_BODY_PARTS}" ]]; then 
    ss_sed "s/@PHP_MAX_MULTIPART_BODY_PARTS/1500/g" "${TMP_PHP_INI}"
else 
    ss_sed "s/@PHP_MAX_MULTIPART_BODY_PARTS/${PHP_MAX_MULTIPART_BODY_PARTS}/g" "${TMP_PHP_INI}"
fi

## max input nesting level ##
if [[ -z "${PHP_MAX_INPUT_NESTING_LEVEL}" ]]; then 
    ss_sed "s/@PHP_MAX_INPUT_NESTING_LEVEL/64/g" "${TMP_PHP_INI}"
else 
    ss_sed "s/@PHP_MAX_INPUT_NESTING_LEVEL/${PHP_MAX_INPUT_NESTING_LEVEL}/g" "${TMP_PHP_INI}"
fi

## upload max filesize ##
if [[ -z "${PHP_UPLOAD_MAX_FILESIZE}" ]]; then 
    ss_sed "s/@PHP_UPLOAD_MAX_FILESIZE/512M/g" "${TMP_PHP_INI}"
else 
    ss_sed "s/@PHP_UPLOAD_MAX_FILESIZE/${PHP_UPLOAD_MAX_FILESIZE}/g" "${TMP_PHP_INI}"
fi

## max file uploads ##
if [[ -z "${PHP_MAX_FILE_UPLOADS}" ]]; then 
    ss_sed "s/@PHP_MAX_FILE_UPLOADS/100/g" "${TMP_PHP_INI}"
else 
    ss_sed "s/@PHP_MAX_FILE_UPLOADS/${PHP_MAX_FILE_UPLOADS}/g" "${TMP_PHP_INI}"
fi

## php precision ##
if [[ -z "${PHP_PRECISION}" ]]; then 
    ss_sed "s/@PHP_PRECISION/14/g" "${TMP_PHP_INI}"
else 
    ss_sed "s/@PHP_PRECISION/${PHP_PRECISION}/g" "${TMP_PHP_INI}"
fi

## php output buffering ##
if [[ -z "${PHP_OUTPUT_BUFFERING}" ]]; then 
    ss_sed "s/@PHP_OUTPUT_BUFFERING/4096/g" "${TMP_PHP_INI}"
else 
    ss_sed "s/@PHP_OUTPUT_BUFFERING/${PHP_OUTPUT_BUFFERING}/g" "${TMP_PHP_INI}"
fi

## php unserialize max depth ##
if [[ -z "${PHP_UNSERIALIZE_MAX_DEPTH}" ]]; then 
    ss_sed "s/@PHP_UNSERIALIZE_MAX_DEPTH/4096/g" "${TMP_PHP_INI}"
else 
    ss_sed "s/@PHP_UNSERIALIZE_MAX_DEPTH/${PHP_UNSERIALIZE_MAX_DEPTH}/g" "${TMP_PHP_INI}"
fi

## php serialize precision ##
if [[ -z "${PHP_SERIALIZE_PRECISION}" ]]; then 
    ss_sed "s/@PHP_SERIALIZE_PRECISION/-1/g" "${TMP_PHP_INI}"
else 
    ss_sed "s/@PHP_SERIALIZE_PRECISION/${PHP_SERIALIZE_PRECISION}/g" "${TMP_PHP_INI}"
fi

## php allow url fopen ##
if [[ -z "${PHP_ALLOW_URL_FOPEN}" ]]; then 
    ss_sed "s/@PHP_ALLOW_URL_FOPEN/On/g" "${TMP_PHP_INI}"
elif [[ "${PHP_ALLOW_URL_FOPEN}" == "true" ]]; then
    ss_sed "s/@PHP_ALLOW_URL_FOPEN/On/g" "${TMP_PHP_INI}"
elif [[ "${PHP_ALLOW_URL_FOPEN}" == "On" ]]; then
    ss_sed "s/@PHP_ALLOW_URL_FOPEN/On/g" "${TMP_PHP_INI}"
elif [[ "${PHP_ALLOW_URL_FOPEN}" == "false" ]]; then
    ss_sed "s/@PHP_ALLOW_URL_FOPEN/Off/g" "${TMP_PHP_INI}"
elif [[ "${PHP_ALLOW_URL_FOPEN}" == "Off" ]]; then
    ss_sed "s/@PHP_ALLOW_URL_FOPEN/Off/g" "${TMP_PHP_INI}"
fi

## php default socket timeout ##
if [[ -z "${PHP_DEFAULT_SOCKET_TIMEOUT}" ]]; then 
    ss_sed "s/@PHP_DEFAULT_SOCKET_TIMEOUT/60/g" "${TMP_PHP_INI}"
else 
    ss_sed "s/@PHP_DEFAULT_SOCKET_TIMEOUT/${PHP_DEFAULT_SOCKET_TIMEOUT}/g" "${TMP_PHP_INI}"
fi

## php post max size ##
if [[ -z "${PHP_POST_MAX_SIZE}" ]]; then 
    ss_sed "s/@PHP_POST_MAX_SIZE/512M/g" "${TMP_PHP_INI}"
else 
    ss_sed "s/@PHP_POST_MAX_SIZE/${PHP_POST_MAX_SIZE}/g" "${TMP_PHP_INI}"
fi

## php disable classes ##
if [[ -z "${PHP_DISABLE_CLASSES}" ]]; then 
    ss_sed "s/@PHP_DISABLE_CLASSES//g" "${TMP_PHP_INI}"
else 
    ss_sed "s/@PHP_DISABLE_CLASSES/${PHP_DISABLE_CLASSES}/g" "${TMP_PHP_INI}"
fi

## php disable functions ##
if [[ -z "${PHP_DISABLE_FUNCTIONS}" ]]; then 
    ss_sed "s/@PHP_DISABLE_FUNCTIONS//g" "${TMP_PHP_INI}"
else 
    ss_sed "s/@PHP_DISABLE_FUNCTIONS/${PHP_DISABLE_FUNCTIONS}/g" "${TMP_PHP_INI}"
fi

## opcache huge code pages ##
if [[ -z "${OPCACHE_HUGE_CODE_PAGES}" ]]; then 
    ss_sed "s/@OPCACHE_HUGE_CODE_PAGES/0/g" "${TMP_PHP_INI}"
elif [[ "${OPCACHE_HUGE_CODE_PAGES}" == "true" ]]; then
    ss_sed "s/@OPCACHE_HUGE_CODE_PAGES/1/g" "${TMP_PHP_INI}"
elif [[ "${OPCACHE_HUGE_CODE_PAGES}" == "On" ]]; then
    ss_sed "s/@OPCACHE_HUGE_CODE_PAGES/1/g" "${TMP_PHP_INI}"
elif [[ "${OPCACHE_HUGE_CODE_PAGES}" == "false" ]]; then
    ss_sed "s/@OPCACHE_HUGE_CODE_PAGES/0/g" "${TMP_PHP_INI}"
elif [[ "${OPCACHE_HUGE_CODE_PAGES}" == "Off" ]]; then
    ss_sed "s/@OPCACHE_HUGE_CODE_PAGES/0/g" "${TMP_PHP_INI}"
fi

## opcache revalidate frequency ##
if [[ -z "${OPCACHE_REVALIDATE_FREQUENCY}" ]]; then 
    ss_sed "s/@OPCACHE_REVALIDATE_FREQUENCY/2/g" "${TMP_PHP_INI}"
else 
    ss_sed "s/@OPCACHE_REVALIDATE_FREQUENCY/${OPCACHE_REVALIDATE_FREQUENCY}/g" "${TMP_PHP_INI}"
fi

## opcache max wasted percentage ##
if [[ -z "${OPCACHE_MAX_WASTED_PERCENTAGE}" ]]; then 
    ss_sed "s/@OPCACHE_MAX_WASTED_PERCENTAGE/5/g" "${TMP_PHP_INI}"
else 
    ss_sed "s/@OPCACHE_MAX_WASTED_PERCENTAGE/${OPCACHE_MAX_WASTED_PERCENTAGE}/g" "${TMP_PHP_INI}"
fi

## opcache max accelerated files ##
if [[ -z "${OPCACHE_MAX_ACCELERATED_FILES}" ]]; then 
    ss_sed "s/@OPCACHE_MAX_ACCELERATED_FILES/10000/g" "${TMP_PHP_INI}"
else 
    ss_sed "s/@OPCACHE_MAX_ACCELERATED_FILES/${OPCACHE_MAX_ACCELERATED_FILES}/g" "${TMP_PHP_INI}"
fi

## opcache interned strings buffer ##
if [[ -z "${OPCACHE_INTERNED_STRINGS_BUFFER}" ]]; then 
    ss_sed "s/@OPCACHE_INTERNED_STRINGS_BUFFER/64/g" "${TMP_PHP_INI}"
else 
    ss_sed "s/@OPCACHE_INTERNED_STRINGS_BUFFER/${OPCACHE_INTERNED_STRINGS_BUFFER}/g" "${TMP_PHP_INI}"
fi

## opcache memory consumption ##
if [[ -z "${OPCACHE_MEMORY_CONSUMPTION}" ]]; then 
    ss_sed "s/@OPCACHE_MEMORY_CONSUMPTION/256/g" "${TMP_PHP_INI}"
else 
    ss_sed "s/@OPCACHE_MEMORY_CONSUMPTION/${OPCACHE_MEMORY_CONSUMPTION}/g" "${TMP_PHP_INI}"
fi


## newer stuff ##

## opcache preload ##
if [[ -z "${OPCACHE_PRELOAD}" ]]; then 
    ss_sed "s/@OPCACHE_PRELOAD/0/g" "${TMP_PHP_INI}"
else 
    ss_sed "s/@OPCACHE_PRELOAD/${OPCACHE_PRELOAD}/g" "${TMP_PHP_INI}"
fi

## opcache blacklist filename ##
if [[ -z "${OPCACHE_BLACKLIST_FILENAME}" ]]; then 
    ss_sed "s/@OPCACHE_BLACKLIST_FILENAME//g" "${TMP_PHP_INI}"
else 
    ss_sed "s/@OPCACHE_BLACKLIST_FILENAME/${OPCACHE_BLACKLIST_FILENAME}/g" "${TMP_PHP_INI}"
fi


####################################################################################################
#### F. SS-Install-PHP-Config: Configure PHP-FPM.conf Boilerplate ##################################
####################################################################################################

## emerg restart threshold ##
if [[ -z "${FPM_EMERGENCY_RESTART_THRESHOLD}" ]]; then 
    ss_sed "s/@FPM_EMERGENCY_RESTART_THRESHOLD/10/g" "${TMP_PHP_FPM_CONF}"
else 
    ss_sed "s/@FPM_EMERGENCY_RESTART_THRESHOLD/${FPM_EMERGENCY_RESTART_THRESHOLD}/g" "${TMP_PHP_FPM_CONF}"
fi

## emerg restart time ##
if [[ -z "${FPM_EMERGENCY_RESTART_INTERVAL}" ]]; then 
    ss_sed "s/@FPM_EMERGENCY_RESTART_INTERVAL/1m/g" "${TMP_PHP_FPM_CONF}"
else 
    ss_sed "s/@FPM_EMERGENCY_RESTART_INTERVAL/${FPM_EMERGENCY_RESTART_INTERVAL}/g" "${TMP_PHP_FPM_CONF}"
fi

## process control timeout ##
if [[ -z "${FPM_PROCESS_CONTROL_TIMEOUT}" ]]; then 
    ss_sed "s/@FPM_PROCESS_CONTROL_TIMEOUT/10s/g" "${TMP_PHP_FPM_CONF}"
else 
    ss_sed "s/@FPM_PROCESS_CONTROL_TIMEOUT/${FPM_PROCESS_CONTROL_TIMEOUT}/g" "${TMP_PHP_FPM_CONF}"
fi

## process max ##
if [[ -z "${FPM_PROCESS_MAX}" ]]; then 
    ss_sed "s/@FPM_PROCESS_MAX/128/g" "${TMP_PHP_FPM_CONF}"
else 
    ss_sed "s/@FPM_PROCESS_MAX/${FPM_PROCESS_MAX}/g" "${TMP_PHP_FPM_CONF}"
fi

## process priority ##
if [[ -z "${FPM_PROCESS_PRIORITY}" ]]; then 
    ss_sed "s/@FPM_PROCESS_PRIORITY/-19/g" "${TMP_PHP_FPM_CONF}"
else 
    ss_sed "s/@FPM_PROCESS_PRIORITY/${FPM_PROCESS_PRIORITY}/g" "${TMP_PHP_FPM_CONF}"
fi

## rlimit files ##
if [[ -z "${FPM_RLIMIT_FILES}" ]]; then 
    ss_sed "s/@FPM_RLIMIT_FILES/1024/g" "${TMP_PHP_FPM_CONF}"
else 
    ss_sed "s/@FPM_RLIMIT_FILES/${FPM_RLIMIT_FILES}/g" "${TMP_PHP_FPM_CONF}"
fi

## rlimit core ##
if [[ -z "${FPM_RLIMIT_CORE}" ]]; then 
    ss_sed "s/@FPM_RLIMIT_CORE/0/g" "${TMP_PHP_FPM_CONF}"
else 
    ss_sed "s/@FPM_RLIMIT_CORE/${FPM_RLIMIT_CORE}/g" "${TMP_PHP_FPM_CONF}"
fi

## systemd interval ##
if [[ -z "${FPM_SYSTEMD_INTERVAL}" ]]; then 
    ss_sed "s/@FPM_SYSTEMD_INTERVAL/10/g" "${TMP_PHP_FPM_CONF}"
else 
    ss_sed "s/@FPM_SYSTEMD_INTERVAL/${FPM_SYSTEMD_INTERVAL}/g" "${TMP_PHP_FPM_CONF}"
fi

####################################################################################################
#### G. SS-Install-PHP-Config: Configure WWW.conf Boilerplate ######################################
####################################################################################################

## pool listen backlog ##
if [[ -z "${WWW_LISTEN_BACKLOG}" ]]; then 
    ss_sed "s/@WWW_LISTEN_BACKLOG/65535/g" "${TMP_WWW_CONF}"
else 
    ss_sed "s/@WWW_LISTEN_BACKLOG/${WWW_LISTEN_BACKLOG}/g" "${TMP_WWW_CONF}"
fi

## pool type ##
if [[ -z "${WWW_PM_MODE}" ]]; then 
    ss_sed "s/@WWW_PM_MODE/ondemand/g" "${TMP_WWW_CONF}"
else 
    ss_sed "s/@WWW_PM_MODE/${WWW_PM_MODE}/g" "${TMP_WWW_CONF}"
fi

## pool max children ##
if [[ -z "${WWW_PM_MAX_CHILDREN}" ]]; then 
    ss_sed "s/@WWW_PM_MAX_CHILDREN/20/g" "${TMP_WWW_CONF}"
else 
    ss_sed "s/@WWW_PM_MAX_CHILDREN/${WWW_PM_MAX_CHILDREN}/g" "${TMP_WWW_CONF}"
fi

## pool start servers ##
if [[ -z "${WWW_PM_START_SERVERS}" ]]; then 
    ss_sed "s/@WWW_PM_START_SERVERS/2/g" "${TMP_WWW_CONF}"
else 
    ss_sed "s/@WWW_PM_START_SERVERS/${WWW_PM_START_SERVERS}/g" "${TMP_WWW_CONF}"
fi

## pool min spare servers ##
if [[ -z "${WWW_PM_MIN_SPARE_SERVERS}" ]]; then 
    ss_sed "s/@WWW_PM_MIN_SPARE_SERVERS/1/g" "${TMP_WWW_CONF}"
else 
    ss_sed "s/@WWW_PM_MIN_SPARE_SERVERS/${WWW_PM_MIN_SPARE_SERVERS}/g" "${TMP_WWW_CONF}"
fi

## pool max spare servers ##
if [[ -z "${WWW_PM_MAX_SPARE_SERVERS}" ]]; then 
    ss_sed "s/@WWW_PM_MAX_SPARE_SERVERS/3/g" "${TMP_WWW_CONF}"
else 
    ss_sed "s/@WWW_PM_MAX_SPARE_SERVERS/${WWW_PM_MAX_SPARE_SERVERS}/g" "${TMP_WWW_CONF}"
fi

## pool max spawn rate ##
if [[ -z "${WWW_PM_MAX_SPAWN_RATE}" ]]; then 
    ss_sed "s/@WWW_PM_MAX_SPAWN_RATE/32/g" "${TMP_WWW_CONF}"
else 
    ss_sed "s/@WWW_PM_MAX_SPAWN_RATE/${WWW_PM_MAX_SPAWN_RATE}/g" "${TMP_WWW_CONF}"
fi

## pool process idle timeout ##
if [[ -z "${WWW_PM_PROCESS_IDLE_TIMEOUT}" ]]; then 
    ss_sed "s/@WWW_PM_PROCESS_IDLE_TIMEOUT/10s/g" "${TMP_WWW_CONF}"
else 
    ss_sed "s/@WWW_PM_PROCESS_IDLE_TIMEOUT/${WWW_PM_PROCESS_IDLE_TIMEOUT}/g" "${TMP_WWW_CONF}"
fi

## pool max requests ##
if [[ -z "${WWW_PM_MAX_REQUESTS}" ]]; then 
    ss_sed "s/@WWW_PM_MAX_REQUESTS/500/g" "${TMP_WWW_CONF}"
else 
    ss_sed "s/@WWW_PM_MAX_REQUESTS/${WWW_PM_MAX_REQUESTS}/g" "${TMP_WWW_CONF}"
fi

## pool request terminate timeout ##
if [[ -z "${WWW_REQUEST_TERMINATE_TIMEOUT}" ]]; then 
    ss_sed "s/@WWW_REQUEST_TERMINATE_TIMEOUT/300/g" "${TMP_WWW_CONF}"
else 
    ss_sed "s/@WWW_REQUEST_TERMINATE_TIMEOUT/${WWW_REQUEST_TERMINATE_TIMEOUT}/g" "${TMP_WWW_CONF}"
fi

## pool rlimit files ##
if [[ -z "${WWW_RLIMIT_FILES}" ]]; then 
    ss_sed "s/@WWW_RLIMIT_FILES/65535/g" "${TMP_WWW_CONF}"
else 
    ss_sed "s/@WWW_RLIMIT_FILES/${WWW_RLIMIT_FILES}/g" "${TMP_WWW_CONF}"
fi

## pool rlimit core ##
if [[ -z "${WWW_RLIMIT_CORE}" ]]; then 
    ss_sed "s/@WWW_RLIMIT_CORE/0/g" "${TMP_WWW_CONF}"
else 
    ss_sed "s/@WWW_RLIMIT_CORE/${WWW_RLIMIT_CORE}/g" "${TMP_WWW_CONF}"
fi

####################################################################################################
#### H. SS-Install-PHP-Config: Configure Opcache.ini Boilerplate ###################################
####################################################################################################

## ubuntu 24.04 (php 8.3) ##
if [[ "${SYSTEM_UBUNTU_VERSION}" == "24.04" ]]; then

    if [[ -z "${OPCACHE_JIT_CRTO}" ]]; then 
        ss_sed "s/@OPCACHE_JIT_CRTO/1255/g" "${TMP_OPCACHE_INI}"
    else 
        ss_sed "s/@OPCACHE_JIT_CRTO/${OPCACHE_JIT_CRTO}/g" "${TMP_OPCACHE_INI}"
    fi

    if [[ -z "${OPCACHE_JIT_BUFFER_SIZE}" ]]; then 
        ss_sed "s/@OPCACHE_JIT_BUFFER_SIZE/0/g" "${TMP_OPCACHE_INI}"
    else 
        ss_sed "s/@OPCACHE_JIT_BUFFER_SIZE/${OPCACHE_JIT_BUFFER_SIZE}/g" "${TMP_OPCACHE_INI}"
    fi

fi

####################################################################################################
#### I. SS-Install-PHP-Config: Install PHP Config Files ############################################
####################################################################################################

## note: ss_cp must be used for the ini files because ss_mv not working for some reason ##

## ubuntu 24.04 (php 8.3) ##
if [[ "${SYSTEM_UBUNTU_VERSION}" == "24.04" ]]; then
    ss_mv "${TMP_PHP_FPM_CONF}" "${PATH_PHP_FPM_CONF_83}"
    ss_cp "${TMP_PHP_INI}" "${PATH_PHP_INI_FPM_83}"
    ss_cp "${TMP_PHP_INI}" "${PATH_PHP_INI_CLI_83}"
    ss_mv "${TMP_WWW_CONF}" "${PATH_WWW_CONF_83}"

    ## php 8.3 only ##
    ss_mv "${TMP_OPCACHE_INI}" /etc/php/8.3/mods-available/opcache.ini

fi

## ubuntu 22.04 (php 8.1) ##
if [[ "${SYSTEM_UBUNTU_VERSION}" == "22.04" ]]; then
    ss_mv "${TMP_PHP_FPM_CONF}" "${PATH_PHP_FPM_CONF_81}"
    ss_cp "${TMP_PHP_INI}" "${PATH_PHP_INI_FPM_81}"
    ss_cp "${TMP_PHP_INI}" "${PATH_PHP_INI_CLI_81}"
    ss_mv "${TMP_WWW_CONF}" "${PATH_WWW_CONF_81}"
fi

## ubuntu 20.04 (php 7.4) ##
if [[ "${SYSTEM_UBUNTU_VERSION}" == "20.04" ]]; then
    ss_mv "${TMP_PHP_FPM_CONF}" "${PATH_PHP_FPM_CONF_74}"
    ss_cp "${TMP_PHP_INI}" "${PATH_PHP_INI_FPM_74}"
    ss_cp "${TMP_PHP_INI}" "${PATH_PHP_INI_CLI_74}"
    ss_mv "${TMP_WWW_CONF}" "${PATH_WWW_CONF_74}"
fi

## ubuntu 18.04 (php 7.2) ##
if [[ "${SYSTEM_UBUNTU_VERSION}" == "18.04" ]]; then
    ss_mv "${TMP_PHP_FPM_CONF}" "${PATH_PHP_FPM_CONF_72}"
    ss_cp "${TMP_PHP_INI}" "${PATH_PHP_INI_FPM_72}"
    ss_cp "${TMP_PHP_INI}" "${PATH_PHP_INI_CLI_72}"
    ss_mv "${TMP_WWW_CONF}" "${PATH_WWW_CONF_72}"
fi

####################################################################################################
#### J. SS-Install-PHP-Config: Install Adminer.php #################################################
####################################################################################################

## here we retrieve the latest version of adminer.php from our mirrors and install it ##
## note that adminer.php cannot be converted to UTF-8 or else it will break ##

## retrieve adminer.php ##
ss_wget "${TMP_ADMINER_PHP}" "${GITHUB_ADMINER_PHP}"
VALIDATE_TMP_ADMINER_PHP=$(grep 'Jakub Vrana' "${TMP_ADMINER_PHP}" 2> /dev/null)
if [[ -z "${VALIDATE_TMP_ADMINER_PHP}" ]]; then
    ss_wget "${TMP_ADMINER_PHP}" "${GITLAB_ADMINER_PHP}"
fi

## install adminer.php ##
VALIDATE2_TMP_ADMINER_PHP=$(grep 'Jakub Vrana' "${TMP_ADMINER_PHP}" 2> /dev/null)
if [[ -n "${VALIDATE2_TMP_ADMINER_PHP}" ]]; then

        if [[ "${ADMINER_PUBLIC}" == "false" ]]; then
            ss_rm "${PATH_ADMINER_PHP}"
            ss_echo "${COLOR_WARN}Skipping install of adminer.php because ADMINER_PUBLIC set to false... ${COLOR_RESET}"
        else
            ss_mv "${TMP_ADMINER_PHP}" "${PATH_ADMINER_PHP}"
        fi

fi

####################################################################################################
#### K. SS-Install-PHP-Config: Reset Permissions (PHP Config) ######################################
####################################################################################################

source "${PATH_SS_PERMS_PHP_CONFIG}"

####################################################################################################
#### L. SS-Install-PHP-Config: Restart Modules (PHP-FPM) ###########################################
####################################################################################################

source "${PATH_SS_RESTART_PHP}"

####################################################################################################
#### M. SS-Install-PHP-Config: Cleanup Temporary Files #############################################
####################################################################################################

ss_rm "${TMP_PHP_FPM_CONF}"
ss_rm "${TMP_PHP_INI}"
ss_rm "${TMP_WWW_CONF}"

####################################################################################################
#### SlickStack: Reset Permissions (SlickStack Scripts) ############################################
####################################################################################################

## we include this permissions reset in all cron jobs and bash scripts for redundancy ##
## chmod 0700 means only the root/sudo users can execute any SlickStack scripts ##

## THIS SNIPPET DOES NOT RELY ON SS-CONFIG OR SS-FUNCTIONS
## SNIPPET: ss bash scripts, ss cron jobs
## UPDATED: 02JUL2022

chown root:root /var/www/ss* ## must be root:root
chown root:root /var/www/crons/*cron* ## must be root:root
chown root:root /var/www/crons/custom/*cron* ## must be root:root
chmod 0700 /var/www/ss* ## 0700 means only root/sudo can execute
chmod 0700 /var/www/crons/*cron* ## 0700 means only root/sudo can execute
chmod 0700 /var/www/crons/custom/*cron* ## 0700 means only root/sudo can execute

####################################################################################################
#### SlickStack: External References Used To Improve This Script (Thanks, Interwebz) ###############
####################################################################################################

## Ref:

## SS_EOF