php-fpm-env > /usr/local/etc/env.conf

PhpFpmEnvironment.php

#!/usr/bin/env php
<?php

/**
 * Allows to get the content of a php-fpm environment configuration file
 */
class PhpFpmEnvironment {
    /**
     * The temporary directory, used in TMP, TEMP and TMPDIR environment variables
     * @var string
     */
    const TMP = '/tmp';

    /**
     * The path where to find executables, where sbin should be excluded if you don't run PHP as root.
     * @var string
     */
    const PATH = '/usr/local/bin:/usr/bin:/bin';
    
    /**
     * The environment variables to discard
     * @var Array
     */
    const VARIABLES_TO_DISCARD = [
        '_',           // The caller executable script, not pertinent
        'HOME',        // Set correctly by php-fpm
        'TERM',        // Not pertinent in server context
        'MYSQL_ENV_MYSQL_ROOT_PASSWORD', // from --link …:mysql
    ];

    /**
     *ets an environment array from the current process environment,
     * with PATH and temp variablesfiltered.
     *
     * @return Array
     */
    public static function getEnvironmentVariables () {
        $variables = [];

        foreach ($_ENV as $key => $value) {
            if (static::mustIgnoreVariable($key)) {
                continue;
            }

            $variables[$key] = $value;
        }

        $variables['PATH'] = static::PATH;
        $variables['TMP'] = static::TMP;
        $variables['TEMP'] = static::TMP;
        $variables['TMPDIR'] = static::TMP;

        return $variables;
    }

    /**
     * Determines if the variable name must be ignored
     * 
     * @return bool true if the variable must be ignored; otherwise, false.
     */
    public static function mustIgnoreVariable ($variableName) {
        return in_array($variableName, static::VARIABLES_TO_DISCARD);
    }

    /**
     * Gets the environment
     */
    public static function get () {
        $variables = static::getEnvironmentVariables();
        foreach ($variables as $key => $value) {
            echo 'env["', $key, '"] = "', $value, '"', PHP_EOL;
        }
    }
}

PhpFpmEnvironment::get();