#!/bin/bash

#
# Gestion des comptes web et des hôtes virtuels pour Apache et Nginx
#
# Copyright (c) 2009-2017 Evolix - Tous droits reserves
#

# TODO
# - Gestion des quota
# - Possibilité de créer un compte FTP-only
# - Pouvoir spécifier le CONTACT_MAIL dans un fichier de conf
# - Traduire usage() en francais, ou l'inverse ??

set -e

HOME="/root"
CONTACT_MAIL="jdoe@example.org"
WWWBOUNCE_MAIL="jdoe@example.org"
SCRIPTS_PATH="/usr/share/scripts/evoadmin"
LOCAL_SCRIPT="$SCRIPTS_PATH/web-add.local.sh"
PRE_LOCAL_SCRIPT="$SCRIPTS_PATH/web-add.pre-local.sh"
TPL_AWSTATS="$SCRIPTS_PATH/awstats.XXX.conf"


# Set to nginx if you use nginx and not apache
WEB_SERVER="apache"
if [ "$WEB_SERVER" == "apache" ]; then
    VHOST_PATH="/etc/apache2/sites-available/"
    TPL_VHOST="$SCRIPTS_PATH/vhost"
    TPL_MAIL="$SCRIPTS_PATH/web-mail.tpl"

elif [ "$WEB_SERVER" == "nginx" ]; then
    VHOST_PATH="/etc/nginx/sites-available"
    TPL_VHOST="$SCRIPTS_PATH/vhost-nginx.tpl"
    TPL_MAIL="$SCRIPTS_PATH/web-mail-nginx.tpl"
else
    echo "$WEB_SERVER is not apache nor nginx, exiting..."
    exit 1
fi

# FPM
FPM_PATH="/etc/php/7.0/fpm/pool.d"
FPM_SERVICE_NAME="php7.0-fpm"
TPL_FPM="$SCRIPTS_PATH/fpm.conf.tpl"

MAX_LOGIN_CHAR=16
HOME_DIR="/home"
MYSQL_CREATE_DB_OPTS=""
MYSQL_OPTS=""
PHP_VERSIONS=()

# Utiliser ce fichier pour redefinir la valeur des variables ci-dessus
config_file="/etc/evolinux/web-add.conf"
[ -r $config_file ] && . $config_file

usage() {
    cat <<EOT >&2

Usage: $0 COMMAND [ARG]

add [ [OPTIONS] LOGIN WWWDOMAIN ]

    Create web account LOGIN.
    No arguments starts interactive mode.

   -p PASSWD
      FTP and SFTP password (default : random)

   -m DBNAME
      Name of MySQL database (default : same as account)

   -P DBPASSWD
      MySQL password (default : random)

   -l MAIL
      Send summary email to MAIL

   -k SSHKEY
      Use this SSH key

   -u UID
      Force account UID (only in command line)

   -g GID
      Force account GID (only in command line)

   -U UID
      Force www-account UID (only in command line)

   -y
      Don't ask for confirmation

   -r
      PHP version (without dot)

   -q
      Filesystem quota in GiB, in the form <quota soft>:<quota hard>

   Example : web-add.sh add -m testdb -r 56 testlogin testdomain.com

del LOGIN [DBNAME]

   Delete account and all files related (Apache, Awstats, etc)
   Archive home directory.
   Remove MySQL database only if DBNAME is specified.

list-vhost LOGIN

   List Apache vhost for user LOGIN

add-alias VHOST ALIAS

    Add a ServerAlias to an Apache vhost

del-alias VHOST ALIAS

    Del a ServerAlias from an Apache vhost

setphpversion LOGIN VERSION

    Change PHP version for LOGIN

setquota LOGIN QUOTA_SOFT:QUOTA_HARD

    Change quotas for LOGIN
EOT
}

#
# Affiche un message d'erreur de validation
#
in_error() {
    msg=$1
    cat >&2 <<EOT
***
Erreur : $msg
***
EOT
}

gen_random_passwd() {
    apg -c /dev/urandom -n1 -E oOlL10\&\\\/\"\'
}

validate_login() {
    login=$1
    
    length=${#login}
    
    if [ $length -lt 3 ]; then
        in_error "Le login doit contenir plus de 2 caracteres"
        return 1
    fi
    
    if [ $length -gt $MAX_LOGIN_CHAR ]; then
        in_error "Le login ne doit pas contenir plus de $MAX_LOGIN_CHAR caracteres"
        return 1
    fi
}

validate_passwd() {
    passwd=$1
    length=${#passwd}

    if [ $length -lt 6 ] && [ $length -gt 0 ]; then
        in_error "Le mot de passe doit avoir au moins 6 caracteres"
        return 1
    fi
}

validate_dbname() {
    dbname=$1
    if mysql $MYSQL_OPTS -ss -e "show databases" | grep "^$dbname$" >/dev/null; then
        in_error "Base de données déjà existante"
        return 1
    fi
}

validate_wwwdomain() {
    wwwdomain=$1
    if [ -z "$wwwdomain" ]; then
        in_error "Le nom de domaine est obligatoire"
        return 1
    fi
    return 0
}

validate_mail() {
    return 0
}

validate_phpversion() {
    php_version="$1"
    if [[ ! " ${PHP_VERSIONS[@]} " =~ " ${php_version} " ]]; then
        in_error "Version de PHP incorrecte."
        return 1
    fi
}

validate_quota() {
    quota_soft=$(echo $1 |cut -f 1 -d:)
    quota_hard=$(echo $1 |cut -f 2 -d:)
    if [ -z "$quota_soft" ] || [ -z "$quota_hard" ]; then
        in_error "Le quota soft et le quota hard doivent être spécifiés sous la forme <quota soft>:<quota hard>."
        return 1
    elif [ $quota_soft -gt $quota_hard ]; then
        in_error "Le quota hard doit être plus grand que le quota soft."
        return 1
    fi
}

step_ok() {
    msg=$1
    echo "[OK] $msg"
}

create_www_account() {

    # Vérifications
    for filetocheck in $TPL_VHOST $TPL_AWSTATS $TPL_MAIL; do
        if [ ! -f $filetocheck ]; then
            in_error "Fichier inexistant : $filetocheck"
            exit 1
        fi
    done

    ############################################################################

    if [ -f $PRE_LOCAL_SCRIPT ]; then
        source $PRE_LOCAL_SCRIPT
    fi

    step_ok "Exécution du pre-script spécifique"

    ############################################################################

    if [ -z "$HOME_DIR_USER" ]; then
        HOME_DIR_USER="$HOME_DIR/$in_login"
    fi

    ############################################################################

    if  [ -d "$HOME_DIR_USER" ]; then
        in_error "Ce compte existe deja (ou il a mal été effacé)"
        return 1
    fi
    
    ############################################################################

    # Force UID GID if specified

    [ -n "$in_uid" ] && OPT_UID="--uid" && OPT_UID_ARG="$in_uid"
    [ -n "$in_gid" ] && OPT_GID="--gid" && OPT_GID_ARG="$in_gid"
    [ -n "$in_wwwuid" ] && OPT_WWWUID="--uid" && OPT_WWWUID_ARG="$in_wwwuid"

    ############################################################################


    /usr/sbin/adduser --gecos "User $in_login" --disabled-password "$in_login" --shell /bin/bash $OPT_UID $OPT_UID_ARG --force-badname --home "$HOME_DIR_USER" >/dev/null
    [ -z "$in_sshkey" ] && echo "$in_login:$in_passwd" | chpasswd --md5
    [ -z "$in_sshkey" ] || [ -n "$HOME_DIR_USER" ] && mkdir "$HOME_DIR_USER/.ssh" && echo "$in_sshkey" > "$HOME_DIR_USER/.ssh/authorized_keys" \
        && chmod -R u=rwX,g=,o= "$HOME_DIR_USER/.ssh/authorized_keys" && chown -R "$in_login":"$in_login" "$HOME_DIR_USER/.ssh" 
    if [ "$WEB_SERVER" == "apache" ]; then
        /usr/sbin/adduser --disabled-password --home $HOME_DIR_USER/www \
            --no-create-home --shell /bin/false --gecos "WWW $in_login" www-$in_login $OPT_WWWUID $OPT_WWWUID_ARG --ingroup $in_login --force-badname >/dev/null
    elif [ "$WEB_SERVER" == "nginx" ]; then
        # Adding user www-data to group $in_login.
        # And primary group www-data for $in_login.
        adduser www-data $in_login
        usermod -g www-data $in_login
    fi

    # Get uid/gid for newly created accounts
    uid=$(id -u $in_login)
    gid=$(id -g $in_login)
    www_uid=$(id -u www-$in_login)

    # Create users inside all containers
    for php_version in ${PHP_VERSIONS[@]}; do
        lxc-attach -n php${php_version} -- /usr/sbin/addgroup "$in_login" --gid $gid --force-badname >/dev/null
        lxc-attach -n php${php_version} -- /usr/sbin/adduser --gecos "User $in_login" --disabled-password "$in_login" --shell /bin/bash --uid $uid --gid $gid --force-badname --home "$HOME_DIR_USER" >/dev/null
        lxc-attach -n php${php_version} -- [ -z "$in_sshkey" ] && echo "$in_login:$in_passwd" | chpasswd --md5
        lxc-attach -n php${php_version} -- /usr/sbin/adduser --disabled-password --home $HOME_DIR_USER/www --no-create-home --shell /bin/false --gecos "WWW $in_login" www-$in_login --uid $www_uid --ingroup $in_login --force-badname >/dev/null
    done

    sed -i "s/^AllowUsers .*/& $in_login/" /etc/ssh/sshd_config
    /etc/init.d/ssh reload

    step_ok "Création des utilisateurs"

    ############################################################################

    if [ "$WEB_SERVER" == "apache" ]; then
        echo "www-$login: $login" >> /etc/aliases
        echo "$login: $WWWBOUNCE_MAIL" >> /etc/aliases
    elif [ "$WEB_SERVER" == "nginx" ]; then
        echo "$login: $WWWBOUNCE_MAIL" >> /etc/aliases
    fi
    newaliases

    step_ok "Alias mail"

    ############################################################################

    chmod 750 $HOME_DIR_USER/
    
    # Répertoires par défaut
    mkdir -p $HOME_DIR_USER/{log,www,awstats}
    chown $in_login:$in_login $HOME_DIR_USER/www
    chgrp $in_login $HOME_DIR_USER/{log,awstats}
    chmod 750 $HOME_DIR_USER/{log,www,awstats}
    
    # Ajout des logs par defaut
    touch $HOME_DIR_USER/log/access.log
    touch $HOME_DIR_USER/log/error.log
    touch $HOME_DIR_USER/log/php.log
    chgrp $in_login $HOME_DIR_USER/log/access.log
    chgrp $in_login $HOME_DIR_USER/log/error.log
    if [ "$WEB_SERVER" == "apache" ]; then
        chown www-$in_login:$in_login $HOME_DIR_USER/log/php.log
    fi
    # There is no php.log for nginx ATM, it will go in error.log.
    chmod 640 $HOME_DIR_USER/log/access.log
    chmod 640 $HOME_DIR_USER/log/error.log
    chmod 640 $HOME_DIR_USER/log/php.log

    step_ok "Création du répertoire personnel"

    ############################################################################

    if [ -n "$in_quota" ]; then
        quota_soft=$(($(echo $in_quota |cut -f 1 -d:) * 1024 * 1024))
        quota_hard=$(($(echo $in_quota |cut -f 2 -d:) * 1024 * 1024))
        setquota --remote --user $in_login $quota_soft $quota_hard 0 0 /home
    fi

    ############################################################################

    # Create FPM pool on all containers.
    for php_version in ${PHP_VERSIONS[@]}; do
        if [ "$php_version" = "70" ]; then
            pool_path="/etc/php/7.0/fpm/pool.d/"
        else
            pool_path="/etc/php5/fpm/pool.d/"
        fi
        phpfpm_socket_path="/home/${in_login}/php-fpm${php_version}.sock"
        cat <<EOT >/var/lib/lxc/php${php_version}/rootfs/${pool_path}/${in_login}.conf
[${in_login}]
user = ${in_login}
group = ${in_login}

listen = ${phpfpm_socket_path}
listen.owner = ${in_login}
listen.group = ${in_login}
pm = ondemand
pm.max_children = 10
pm.process_idle_timeout = 10s
php_admin_value[error_log] = /home/${in_login}/log/php.log
EOT
        step_ok "Création du pool FPM ${php_version}"
    done

    ############################################################################
    
    random=$RANDOM
    if [ "$WEB_SERVER" == "apache" ]; then
        vhostfile="/etc/apache2/sites-available/${in_login}.conf"
        cat $TPL_VHOST | \
            sed -e "s/XXX/$in_login/g ; s/SERVERNAME/$in_wwwdomain/ ; s/RANDOM/$random/ ; s#HOME_DIR#$HOME_DIR#" >$vhostfile

        if [ ${#PHP_VERSIONS[@]} -gt 0 ]; then
            phpfpm_socket_path="/home/${in_login}/php-fpm${in_phpversion}.sock"
            cat <<EOT >>$vhostfile
    <Proxy "unix:${phpfpm_socket_path}|fcgi://localhost/" timeout=300>
    </Proxy>
    <FilesMatch "\.php$">
        SetHandler proxy:unix:${phpfpm_socket_path}|fcgi://localhost/
    </FilesMatch>
</VirtualHost>
EOT
        else
            cat <<EOT >>$vhostfile
</VirtualHost>
EOT
        fi
    
        # On active aussi example.com si domaine commence par "www." comme www.example
        if echo $in_wwwdomain | grep '^www.' > /dev/null; then
            subweb=`echo $in_wwwdomain | sed -e "s/www.//"`
            sed -i -e "s/^\(.*\)#\(ServerAlias\).*$/\1\2 $subweb/" $vhostfile
        fi
    
        a2ensite $in_login >/dev/null
    
        step_ok "Configuration d'Apache"

    elif [ "$WEB_SERVER" == "nginx" ]; then
        cat $TPL_VHOST | \
            sed -e "
            s/DOMAIN/${in_wwwdomain}/g;
            s/LOGIN/${in_login}/g;" > ${VHOST_PATH}/$in_login
        ln -s /etc/nginx/sites-available/$in_login \
            /etc/nginx/sites-enabled/$in_login

        /etc/init.d/nginx restart

        step_ok "Configuration de Nginx + restart"

        ############################################################################

        cat $TPL_FPM | \
        sed -e "s/SED_LOGIN/${in_login}/g;" > ${FPM_PATH}/${in_login}.conf
        step_ok "Creation du pool PHP-FPM"

        ############################################################################
    fi

    cat $TPL_AWSTATS | \
        sed -e "s/XXX/$in_login/ ; s/SERVERNAME/$in_wwwdomain/ ; s#HOME_DIR#$HOME_DIR#" \
            > /etc/awstats/awstats.$in_login.conf
    chmod 644 /etc/awstats/awstats.$in_login.conf

       VAR=`grep -v "^#" /etc/cron.d/awstats |tail -1 | cut -d " " -f1`
    if [ "$VAR" = "" ] || [ $VAR -ge 59 ]; then
        VAR=1
    else
        VAR=$(($VAR +1))
    fi

    echo "$VAR * * * * root umask 033; [ -x /usr/lib/cgi-bin/awstats.pl -a -f /etc/awstats/awstats.$in_login.conf -a -r $HOME_DIR_USER/log/access.log ] && /usr/lib/cgi-bin/awstats.pl -config=$in_login -update >/dev/null" >> /etc/cron.d/awstats

    step_ok "Activation d'Awstats"

    ############################################################################
    
    if [ "$in_dbname" ]; then
        echo "CREATE DATABASE \`$in_dbname\` $MYSQL_CREATE_DB_OPTS;" | mysql $MYSQL_OPTS
        echo "GRANT ALL PRIVILEGES ON \`$in_dbname\`.* TO \`$in_login\`@localhost IDENTIFIED BY '$in_dbpasswd';" | mysql $MYSQL_OPTS
        echo "FLUSH PRIVILEGES;" | mysql $MYSQL_OPTS

        my_cnf_file="$HOME_DIR_USER/.my.cnf"
        cat >$my_cnf_file <<-EOT
            [client]
            user = $in_login
            password = "$in_dbpasswd"
            
            [mysql]
            database = $in_dbname
EOT
        chown $in_login $my_cnf_file
        chmod 600 $my_cnf_file

        step_ok "Création base de données et compte MySQL"
    fi

    ############################################################################
    
    if [ "$in_dbname" ]; then
        cat $TPL_MAIL | \
            sed -e "s/LOGIN/$in_login/g ; s/SERVERNAME/$in_wwwdomain/ ; s/PASSE1/$in_passwd/ ; s/PASSE2/$in_dbpasswd/ ; s/RANDOM/$random/ ; s/QUOTA/$quota/ ; s/RCPTTO/$in_mail/ ; s/DBNAME/$in_dbname/ ; s#HOME_DIR#$HOME_DIR#"| \
            /usr/lib/sendmail -oi -t -f "$CONTACT_MAIL"
    else
        cat $TPL_MAIL | \
            sed -e "s/LOGIN/$in_login/g ; s/SERVERNAME/$in_wwwdomain/ ; s/PASSE1/$in_passwd/ ; s/RANDOM/$random/ ; s/QUOTA/$quota/ ; s/RCPTTO/$in_mail/ ; s#HOME_DIR#$HOME_DIR# ; 39,58d"| \
            /usr/lib/sendmail -oi -t -f "$CONTACT_MAIL"
    fi

    step_ok "Envoi du mail récapitulatif"

    ############################################################################

    if [ -f $LOCAL_SCRIPT ]; then
        source $LOCAL_SCRIPT
    fi

    step_ok "Exécution du script spécifique"

    ############################################################################
    
    if [ "$WEB_SERVER" == "apache" ]; then
        apache2ctl configtest 2>/dev/null
        /etc/init.d/apache2 force-reload >/dev/null
        for php_version in ${PHP_VERSIONS[@]}; do
            if [ "$php_version" = "70" ]; then
                initscript_path="/etc/init.d/php7.0-fpm"
                binary="php-fpm7.0"
            else
                initscript_path="/etc/init.d/php5-fpm"
                binary="php5-fpm"
            fi
            lxc-attach -n php${php_version} -- $binary --test >/dev/null
            lxc-attach -n php${php_version} -- $initscript_path restart >/dev/null
            step_ok "Rechargement de php-fpm dans php${php_version}"
        done

        step_ok "Rechargement d'Apache"
    fi

############################################################################

    if [ "$WEB_SERVER" == "nginx" ]; then
        fpm_status=$(echo -n $in_login | md5sum | cut -d' ' -f1)
        cat <<EOT> /etc/munin/plugin-conf.d/phpfpm_${in_login}_

[phpfpm_${in_login}_*]
env.url http://munin:%d/fpm_status_$fpm_status
env.ports 80
env.phpbin php-fpm
env.phppool $in_login
EOT
        for name in average connections memory processes status; do
        ln -s /usr/local/share/munin/plugins/phpfpm_${name} \
            /etc/munin/plugins/phpfpm_${in_login}_${name}
        done
        cat <<EOT>> /etc/nginx/evolinux.d/munin-plugins.conf

# $in_login FPM Status page. Secret part is md5 of pool name.
location ~ ^/fpm_status_${fpm_status}$ {
    include fastcgi_params;
    fastcgi_pass unix:/var/run/php-fpm-${in_login}.sock;
    fastcgi_param SCRIPT_FILENAME \$fastcgi_script_name;
    allow 127.0.0.1;
    deny all;
}
EOT
        sed -i "s#SED_STATUS#/fpm_status_${fpm_status}#" \
            ${FPM_PATH}/${in_login}.conf
        /etc/init.d/nginx reload
        /etc/init.d/${FPM_SERVICE_NAME} reload
        /etc/init.d/munin-node restart

        step_ok "Configuration plugin php-fpm pour munin"
    fi
    ############################################################################
    
    DATE=$(date +"%Y-%m-%d")
    echo "$DATE [web-add.sh] Ajout $in_login" >> /var/log/evolix.log
}

op_del() {
    if [ $# -lt 1 ]; then
        usage
        exit 1
    else
        login=$1
        if [ $# -eq 2 ]; then
            dbname=$2
        fi
    fi

    echo "Deleting account $login. Continue ?"
    read

    set -x
    userdel $login
    if [ "$WEB_SERVER" == "apache" ]; then
        userdel www-$login
    fi
    groupdel $login
    for php_version in ${PHP_VERSIONS[@]}; do
        lxc-attach -n php${php_version} -- userdel -f $login
        lxc-attach -n php${php_version} -- userdel -f www-$login
    done
    sed -i.bak "/^$login:/d" /etc/aliases
    if [ "$WEB_SERVER" == "apache" ]; then
        sed -i.bak "/^www-$login:/d" /etc/aliases
    fi

    sed -i "s/^\(AllowUsers .*\)$login/\1/" /etc/ssh/sshd_config
    /etc/init.d/ssh reload
    
    if [ -d "$HOME_DIR/$login" ]; then
        mv -i $HOME_DIR/$login $HOME_DIR/$login.`date '+%Y%m%d-%H%M%S'`.bak
    else
        echo "warning : $HOME_DIR/$login does not exist"
    fi

    if [ "$WEB_SERVER" == "apache" ]; then
        a2dissite $login
        rm /etc/apache2/sites-available/$login.conf
        rm /etc/awstats/awstats.$login.conf
        sed -i.bak "/-config=$login /d" /etc/cron.d/awstats
        rm /var/lib/lxc/php??/rootfs/etc/php5/fpm/pool.d/${login}.conf /var/lib/lxc/php??/rootfs/etc/php/7.0/fpm/pool.d/${login}.conf
        apache2ctl configtest
        for php_version in ${PHP_VERSIONS[@]}; do
            if [ "$php_version" = "70" ]; then
                initscript_path="/etc/init.d/php7.0-fpm"
            else
                initscript_path="/etc/init.d/php5-fpm"
            fi
            lxc-attach -n php${php_version} -- $initscript_path restart >/dev/null
        done
    elif [ "$WEB_SERVER" == "nginx" ]; then
    
        rm /etc/nginx/sites-{available,enabled}/$login
        rm /etc/awstats/awstats.$login.conf
        rm /etc/munin/plugins/phpfpm_${in_login}*
        sed -i.bak "/-config=$login/d" /etc/cron.d/awstats
        nginx -t
    fi
    set +x

    if [ -n "$dbname" ]; then
        echo "Deleting mysql DATABASE $dbname and mysql user $login. Continue ?"
        read

        set -x
        echo "DROP DATABASE $dbname; delete from mysql.user where user='$login' ; FLUSH PRIVILEGES;" | mysql $MYSQL_OPTS
        set +x
    fi
}

op_setphpversion() {
    if [ $# -ne 2 ]; then
        usage
        exit 1
    fi
    login="$1"
    phpversion="$2"

    validate_phpversion $phpversion

    sed -i "s#^\( \+SetHandler proxy:unix:/home/.*/php-fpm\)..\(\.sock\)#\1${phpversion}\2#" /etc/apache2/sites-available/${login}.conf
    sed -i "s#^\( \+<Proxy .*unix:/home/.*/php-fpm\)..\(\.sock\)#\1${phpversion}\2#" /etc/apache2/sites-available/${login}.conf
    /etc/init.d/apache2 force-reload >/dev/null

    DATE=$(date +"%Y-%m-%d")
    echo "$DATE [web-add.sh] PHP version set to $phpversion for $login" >> /var/log/evolix.log
}

op_setquota() {
    if [ $# -ne 2 ]; then
        usage
        exit 1
    fi
    login="$1"
    quota="$2"

    validate_quota $quota

    quota_soft=$(($(echo $quota |cut -f 1 -d:) * 1024 * 1024))
    quota_hard=$(($(echo $quota |cut -f 2 -d:) * 1024 * 1024))
    setquota --remote --user $login $quota_soft $quota_hard 0 0 /home

    DATE=$(date +"%Y-%m-%d")
    echo "$DATE [web-add.sh] quota set to $quota for $login" >> /var/log/evolix.log
}

arg_processing() {

    # Détermination de la commande
    
    if [ $# -lt 1 ]; then
        usage
    else
        commandname=$1
        shift
        
        case "$commandname" in
        add)
            op_add $*
            ;;
        del)
            op_del $*
            ;;
        list-vhost)
            op_listvhost $*
            ;;
        add-alias)
            op_aliasadd $*
            ;;
        del-alias)
            op_aliasdel $*
            ;;
        setphpversion)
            op_setphpversion $*
            ;;
        setquota)
            op_setquota $*
            ;;
        *)
            usage
            ;;
        esac
    fi
}

op_listvhost() {
    if [ $# -eq 1 ]; then
        configlist="$VHOST_PATH/${1}.conf";
    else
        configlist="$VHOST_PATH/*";
    fi


    for configfile in $configlist; do
        if [ -r "$configfile" ] && echo "$configfile" |grep -qvE "/(000-default|default-ssl)\.conf$"; then
            servername=`awk '/^[[:space:]]*ServerName (.*)/ { print $2 }' $configfile | head -n 1`
            serveraliases=`perl -ne 'print "$1 " if /^[[:space:]]*ServerAlias (.*)/' $configfile | head -n 1`
            serveraliases=`echo $serveraliases | sed 's/ \+/,/g'`
            userid=`awk '/^[[:space:]]*AssignUserID.*/ { print $3 }' $configfile | head -n 1`
            if [ -x /usr/bin/quota ]; then
                size=$(quota --no-wrap --human-readable $userid |grep /home |awk '{print $2}')
                quota_soft=$(quota --no-wrap --human-readable $userid |grep /home |awk '{print $3}')
                quota_hard=$(quota --no-wrap --human-readable $userid |grep /home |awk '{print $4}')
            fi
            phpversion=$(perl -ne 'print $1 if (m!^\s+SetHandler proxy:unix:/home/.*/php-fpm(\d{2})\.sock!)' $configfile)
            if [ -e /etc/apache2/sites-enabled/${userid}.conf ]; then
                is_enabled=1
            else
                is_enabled=0
            fi
            if [ "$servername" ] && [ "$userid" ]; then
                configid=`basename $configfile`
                echo "$userid:$configid:$servername:$serveraliases:$size:$quota_soft:$quota_hard:$phpversion:$is_enabled"
            fi
        fi
    done
}

op_aliasadd() {
    if [ $# -eq 2 ]; then
        vhost="${1}.conf"
        alias=$2

        [ -f $VHOST_PATH/$vhost ] && sed -i -e "s/\(ServerName .*\)/\1\n\tServerAlias $alias/" $VHOST_PATH/$vhost --follow-symlinks

        apache2ctl configtest 2>/dev/null
        /etc/init.d/apache2 force-reload >/dev/null

    else usage
    fi
}

op_aliasdel() {
    if [ $# -eq 2 ]; then
        vhost="${1}.conf"
        alias=$2

        [ -f $VHOST_PATH/$vhost ] && sed -i -e "/ServerAlias $alias/d" $VHOST_PATH/$vhost --follow-symlinks

        apache2ctl configtest 2>/dev/null
        /etc/init.d/apache2 force-reload >/dev/null

    else usage
    fi
}

op_add() {

    #
    # Mode interactif
    #
    if [ $# -eq 0 ]; then
        echo
        echo "Ajout d'un compte WEB"
        echo
    
        until [ "$in_login" ]; do
            echo -n "Entrez le login du nouveau compte : "
            read tmp
            if validate_login "$tmp"; then
                in_login="$tmp"
            fi
        done
    
        until [ "$in_passwd" ]; do
            echo -n "Entrez le mot de passe FTP/SFTP/SSH (ou vide pour aleatoire) : "
            read -s tmp
            echo
    
            if [ -z "$tmp" ]; then
                tmp=`gen_random_passwd`
            fi
    
            if validate_passwd "$tmp"; then
                in_passwd="$tmp"
            fi
        done
    
        echo -n "Voulez-vous aussi un compte/base MySQL ? [Y|n] "
        read confirm
        
        if [ "$confirm" != "n" ] && [ "$confirm" != "N" ]; then
            until [ "$in_dbname" ]; do
                echo -n "Entrez le nom de la base de donnees ($in_login par defaut) : "
                read tmp
    
                if [ -z "$tmp" ]; then
                    tmp=$in_login
                fi
        
                if validate_dbname "$tmp"; then
                    in_dbname="$tmp"
                fi
            done
    
            until [ "$in_dbpasswd" ]; do
                echo -n "Entrez le mot de passe MySQL (ou vide pour aleatoire) : "
                read -s tmp
                echo
        
                if [ -z "$tmp" ]; then
                    tmp=`gen_random_passwd`
                fi
        
                if validate_passwd "$tmp"; then
                    in_dbpasswd="$tmp"
                fi
            done
        fi
    
        until [ "$in_wwwdomain" ]; do
            echo -n "Entrez le nom de domaine web (ex: foo.example.com) : "
            read tmp
            if validate_wwwdomain "$tmp"; then
                in_wwwdomain="$tmp"
            fi
        done

        if [ ${#PHP_VERSIONS[@]} -gt 0 ]; then
            until [ "$in_phpversion" ]; do
                echo -n "Entrez la version de PHP désirée parmis ${PHP_VERSIONS[@]} : "
                read tmp
                if validate_phpversion "$tmp"; then
                    in_phpversion="$tmp"
                fi
            done
        fi
    
        until [ "$in_mail" ]; do
            echo -n "Entrez votre adresse mail pour recevoir le mail de creation ($CONTACT_MAIL par défaut) : "
            read tmp
            if [ -z "$tmp" ]; then
                tmp="$CONTACT_MAIL"
            fi
            if validate_mail "$tmp"; then
                in_mail="$tmp"
            fi
        done
    
    #
    # Mode non interactif
    #
    else
        while getopts hyp:m:P:w:l:k:u:g:U:r:q: opt; do
            case "$opt" in
            p)
                in_passwd=$OPTARG
                ;;
            m)
                in_dbname=$OPTARG
                ;;
            P)
                in_dbpasswd=$OPTARG
                ;;
            l)
                in_mail=$OPTARG
                ;;
            k)
                in_sshkey=$OPTARG
                ;;
            y)
                force_confirm=1
                ;;
            u)
                in_uid=$OPTARG
                ;;
            g)
                in_gid=$OPTARG
                ;;
            U)
                in_wwwuid=$OPTARG
                ;;
            r)
                in_phpversion=$OPTARG
                ;;
            q)
                in_quota=$OPTARG
                ;;
            h)
                usage
                exit 1
                ;;
            ?)
                usage
                exit 1
                ;;
            esac
        done
    
        shift $(($OPTIND - 1))
        if [ $# -ne 2 ]; then
            usage
            exit 1
        else
            in_login=$1
            in_wwwdomain=$2
            validate_login $in_login || exit 1
            [ -z "$in_passwd" ] && [ -z "$in_sshkey" ] && in_passwd=`gen_random_passwd`
            [ -z "$in_sshkey" ] && ( validate_passwd $in_passwd || exit 1 )
            [ -n "$in_dbname" ] && ( validate_dbname $in_dbname || exit 1 )
            [ -z "$in_dbpasswd" ] && [ -n "$in_dbname" ] && in_dbpasswd=`gen_random_passwd`
            [ -n "$in_dbname" ] && ( validate_passwd $in_dbpasswd || exit 1 )
            validate_wwwdomain $in_wwwdomain || exit 1
            [ -z "$in_mail" ] && in_mail=$CONTACT_MAIL
            validate_mail $in_mail || exit 1
            [ -n "$in_phpversion" ] && (validate_phpversion $in_phpversion || exit 1)
            [ -n "$in_quota" ] && (validate_quota $in_quota || exit 1)
        fi
    fi
    
    echo
    echo "----------------------------------------------"
    echo "Nom du compte : $in_login"
    echo "Mot de passe : $in_passwd"
    if [ "$in_dbname" ]; then
        echo "Base de données MySQL : $in_dbname"
        echo "Mot de passe MySQL : $in_dbpasswd"
    fi
    echo "Nom de domaine : $in_wwwdomain"
    if [ ${#PHP_VERSIONS[@]} -gt 0 ]; then
        echo "version de PHP : $in_phpversion"
    fi
    echo "Quota : $in_quota"
    echo "Envoi du mail récapitulatif à : $in_mail"
    echo "----------------------------------------------"
    echo
    
    if [ -z "$force_confirm" ]; then
        echo -n "Confirmer la création ? [y/N] : "
        read tmp
        echo
        if [ "$tmp" != "y" ] && [ "$tmp" != "Y" ]; then
            echo "Annulation..."
            echo
            exit 1
        fi
    fi
    
    create_www_account
    echo
    echo " => Compte $in_login créé avec succès"
    echo
}

# Point d'entrée
arg_processing $*