php-fpm-cli with status & ping function.

php-fpm-cli

#!/bin/bash
#
# The MIT License (MIT)
#
# Copyright (c) 2014 Mathias Leppich <[email protected]>
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.

usage() {
    cat <<USAGE
Usage: $(basename $0) [-connect CONN] -r <code>

Options:
     -connect CONN    Passed to cgi-fcgi, default: /var/run/php5-fpm.sock
                      examples: ip.add.re.ss:port or /path/to/php-fpm.sock

     -r <code>        Run PHP <code> without using script tags <?..?> .

     -p               Try To access php-fpm's /ping.

     -s               Try To access php-fpm's /status.
                      
                      [--full|--type [json|html|xml]]

                      --full : get php-fpm's full status.
                      --type : php-fpm's /status output type.
USAGE
}

main() {
    if [ ! -z "$PHPCODE" ]; then
        SCRIPT_FILENAME="/tmp/php-fpm-cli.$$.php"
        SCRIPT_NAME="php-fpm-cli.$$.php"
        echo "<?php $PHPCODE" > $SCRIPT_FILENAME
    fi
    
    SCRIPT_NAME="$SCRIPT_NAME" \
    SCRIPT_FILENAME="$SCRIPT_FILENAME" \
    QUERY_STRING="$QUERY_STRING" \
    REQUEST_METHOD="GET" \
    cgi-fcgi -bind -connect "$CONN" | stripheaders

    if [ ! -z "$PHPCODE" ]; then
        rm $SCRIPT_FILENAME
    fi
    
    exit 0
}

stripheaders() {
    sed -E '1,/^.$/ d'
}

CONN="/var/run/php5-fpm.sock"
PHPCODE=""
SCRIPT_NAME=""
SCRIPT_FILENAME=""
QUERY_STRING=""
REQUEST_METHOD=""

init() {
    until [ -z "$1" ]; do
        case "$1" in
            -connect|--connect) shift; CONN="$1"; shift; ;;
            
            -r) shift; PHPCODE="$1"; shift; ;;
            
            -p) shift; SCRIPT_NAME="/ping"; SCRIPT_FILENAME="/ping"; ;;

            -s) 
                shift; 
                SCRIPT_NAME="/status"; 
                SCRIPT_FILENAME="/status";
                ;;
            
            --full)
                shift; 
                if [ "$SCRIPT_NAME" == "/status" ]; then
                    QUERY_STRING+="full&";
                fi
                ;;

            --type)
                shift; 
                if [[ "$1" == "json" || "$1" == "html" || "$1" == "xml" ]]; then
                    QUERY_STRING+="$1&";
                fi
                shift; 
                ;;

            help|-h|-help|--help)
                usage;
                exit 0
                ;;

            *)
                echo "unknown option: $1";
                usage;
                exit 1
                ;;
        esac
    done
}

init "$@" && main