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rootfs/opt/bitnami/scripts/libphp.sh
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265
rootfs/opt/bitnami/scripts/libphp.sh
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#!/bin/bash
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# Copyright Broadcom, Inc. All Rights Reserved.
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# SPDX-License-Identifier: APACHE-2.0
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#
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# Bitnami PHP library
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# shellcheck disable=SC1091
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# Load Generic Libraries
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. /opt/bitnami/scripts/libfs.sh
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. /opt/bitnami/scripts/libfile.sh
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. /opt/bitnami/scripts/libservice.sh
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. /opt/bitnami/scripts/libvalidations.sh
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. /opt/bitnami/scripts/libwebserver.sh
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########################
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# Add or modify an entry in the main PHP configuration file (php.ini)
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# Globals:
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# PHP_CONF_FILE
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# Arguments:
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# $1 - Key
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# $2 - Value
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# $3 - File to modify (default: $PHP_CONF_FILE)
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# Returns:
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# None
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#########################
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php_conf_set() {
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local -r key="${1:?key missing}"
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local -r value="${2:?value missing}"
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local -r file="${3:-"$PHP_CONF_FILE"}"
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local pattern="^[; ]*${key}\s*=.*$"
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if [[ "$key" = "extension" || "$key" = "zend_extension" ]]; then
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# The "extension" property works a bit different for PHP, as there is one per module to be included, meaning it is additive unlike other configurations
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# Because of that, we first check if the extension was defined in the file to replace the proper entry
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pattern="^[; ]*${key}\s*=\s*[\"]?${value}(\.so)?[\"]?\s*$"
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fi
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local -r entry="${key} = ${value}"
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if is_file_writable "$file"; then
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# Not using the ini-file tool since it does not play well with php.ini
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if grep -q -E "$pattern" "$file"; then
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replace_in_file "$file" "$pattern" "$entry"
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else
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cat >> "$file" <<< "$entry"
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fi
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else
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warn "The PHP configuration file '${file}' is not writable. The '${key}' option will not be configured."
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fi
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}
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########################
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# Ensure PHP is initialized
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# Globals:
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# PHP_*
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# Arguments:
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# None
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# Returns:
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# None
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#########################
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php_initialize() {
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# Configure PHP options based on the runtime environment
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info "Configuring PHP options"
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if ! is_dir_empty "$PHP_DEFAULT_CONF_DIR"; then
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# Copy default configuration to php configuration directory
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cp -nr "$PHP_DEFAULT_CONF_DIR"/. "$PHP_CONF_DIR"
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fi
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php_set_runtime_config "$PHP_CONF_FILE"
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# PHP-FPM configuration
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! is_empty_value "$PHP_FPM_LISTEN_ADDRESS" && info "Setting PHP-FPM listen option" && php_conf_set "listen" "$PHP_FPM_LISTEN_ADDRESS" "${PHP_CONF_DIR}/php-fpm.d/www.conf"
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# Avoid exit code of previous commands to affect the result of this function
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true
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}
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########################
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# Set PHP runtime options, based on user-provided environment variables
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# Globals:
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# PHP_*
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# Arguments:
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# None
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# Returns:
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# None
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#########################
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php_set_runtime_config() {
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local -r conf_file="${1:?missing conf file}"
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! is_empty_value "$PHP_DATE_TIMEZONE" && info "Setting PHP date.timezone option" && php_conf_set date.timezone "$PHP_DATE_TIMEZONE" "$conf_file"
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! is_empty_value "$PHP_ENABLE_OPCACHE" && info "Setting PHP opcache.enable option" && php_conf_set opcache.enable "$PHP_ENABLE_OPCACHE" "$conf_file"
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! is_empty_value "$PHP_EXPOSE_PHP" && info "Setting PHP expose_php option" && php_conf_set expose_php "$PHP_EXPOSE_PHP" "$conf_file"
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! is_empty_value "$PHP_MAX_EXECUTION_TIME" && info "Setting PHP max_execution_time option" && php_conf_set max_execution_time "$PHP_MAX_EXECUTION_TIME" "$conf_file"
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! is_empty_value "$PHP_MAX_INPUT_TIME" && info "Setting PHP max_input_time option" && php_conf_set max_input_time "$PHP_MAX_INPUT_TIME" "$conf_file"
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! is_empty_value "$PHP_MAX_INPUT_VARS" && info "Setting PHP max_input_vars option" && php_conf_set max_input_vars "$PHP_MAX_INPUT_VARS" "$conf_file"
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! is_empty_value "$PHP_MEMORY_LIMIT" && info "Setting PHP memory_limit option" && php_conf_set memory_limit "$PHP_MEMORY_LIMIT" "$conf_file"
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! is_empty_value "$PHP_POST_MAX_SIZE" && info "Setting PHP post_max_size option" && php_conf_set post_max_size "$PHP_POST_MAX_SIZE" "$conf_file"
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! is_empty_value "$PHP_UPLOAD_MAX_FILESIZE" && info "Setting PHP upload_max_filesize option" && php_conf_set upload_max_filesize "$PHP_UPLOAD_MAX_FILESIZE" "$conf_file"
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! is_empty_value "$PHP_OUTPUT_BUFFERING" && info "Setting PHP output_buffering option" && php_conf_set output_buffering "$PHP_OUTPUT_BUFFERING" "$conf_file"
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true
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}
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########################
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# Convert a yes/no value to a PHP boolean
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# Globals:
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# None
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# Arguments:
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# $1 - yes/no value
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# Returns:
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# None
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#########################
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php_convert_to_boolean() {
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local -r value="${1:?missing value}"
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is_boolean_yes "$value" && echo "true" || echo "false"
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}
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########################
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# Execute/run PHP code and print to stdout
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# Globals:
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# None
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# Stdin:
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# Code to execute
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# Arguments:
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# $1..$n - Input arguments to script
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# Returns:
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# None
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#########################
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php_execute_print_output() {
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local php_cmd
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# Obtain the command specified via stdin
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php_cmd="$(</dev/stdin)"
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debug "Executing PHP code:\n${php_cmd}"
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php -- "$@" <<< "<?php ${php_cmd}"
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}
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########################
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# Execute/run PHP code
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# Globals:
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# None
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# Stdin:
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# Code to execute
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# Arguments:
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# $1..$n - Input arguments to script
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# Returns:
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# None
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#########################
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php_execute() {
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debug_execute php_execute_print_output "$@"
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}
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########################
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# Execute/run PHP code and print to stdout
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# Globals:
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# None
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# Stdin:
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# Code to execute
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# Arguments:
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# $1..$n - Input arguments to script
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# Returns:
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# None
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#########################
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php_execute_print_output() {
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local php_cmd
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# Obtain the command specified via stdin
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php_cmd="$(</dev/stdin)"
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debug "Executing PHP code:\n${php_cmd}"
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php -- "$@" <<< "<?php ${php_cmd}"
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}
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########################
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# Execute/run PHP code
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# Globals:
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# None
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# Stdin:
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# Code to execute
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# Arguments:
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# $1..$n - Input arguments to script
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# Returns:
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# None
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#########################
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php_execute() {
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debug_execute php_execute_print_output "$@"
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}
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########################
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# Stop PHP-FPM
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# Globals:
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# PHP_FPM_PID_FILE
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# Arguments:
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# $1 - Signal (default: SIGTERM)
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# Returns:
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# None
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#########################
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php_fpm_stop() {
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local -r signal="${1:-}"
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is_php_fpm_not_running && return
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stop_service_using_pid "$PHP_FPM_PID_FILE" "$signal"
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}
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########################
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# Reload PHP-FPM configuration
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# Globals:
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# PHP_FPM_PID_FILE
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# Arguments:
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# None
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# Returns:
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# None
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#########################
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php_fpm_reload() {
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php_fpm_stop "USR2"
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}
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########################
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# Check if PHP-FPM is enabled for the current Bitnami installation
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# Globals:
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# None
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# Arguments:
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# None
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# Returns:
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# true if PHP-FPM is enabled, false otherwise
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########################
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is_php_fpm_enabled() {
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if [[ "$(web_server_type)" = "apache" ]]; then
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# If mod_php is enabled, then PHP-FPM is cannot be
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if apachectl -M | grep -q -E "php[0-9]?_module"; then
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false
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else
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true
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fi
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else
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# Assume PHP-FPM is enabled with any other configuration (i.e. NGINX)
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true
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fi
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}
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########################
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# Check if PHP-FPM is running
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# Globals:
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# PHP_FPM_PID_FILE
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# Arguments:
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# None
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# Returns:
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# true if PHP-FPM is running, false otherwise
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########################
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is_php_fpm_running() {
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local pid
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pid="$(get_pid_from_file "$PHP_FPM_PID_FILE")"
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if [[ -n "$pid" ]]; then
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is_service_running "$pid"
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else
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false
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fi
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}
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########################
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# Check if PHP-FPM is running
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# Globals:
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# PHP_FPM_PID_FILE
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# Arguments:
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# None
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# Returns:
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# true PHP-FPM is not running, false otherwise
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########################
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is_php_fpm_not_running() {
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! is_php_fpm_running
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}
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