va-van16-service

#!/bin/sh

### BEGIN ###
# Author: idevz
# Since: 2016/03/12
# Description:       Manage a Vanilla App Service
### END ###


OPENRESTY_NGINX_ROOT=/usr/local/openresty/nginx
NGINX=$OPENRESTY_NGINX_ROOT/sbin/nginx
NGINX_CONF_PATH=$OPENRESTY_NGINX_ROOT/conf
VA_APP_PATH=/vagrant/van16
VA_APP_NAME=`basename $VA_APP_PATH`
NGINX_CONF_SRC_PATH=$VA_APP_PATH/nginx_conf
TIME_MARK=`date "+%Y_%m_%d_%H_%M_%S"`
NGINX_CONF_SRC_PATH=$VA_APP_PATH/nginx_conf
DESC=va-van16-service
DESC=va-ok-service
IS_FORCE=''
PLATFORM=`uname`
ECHO_E=" -e "
[ $PLATFORM = "Darwin" ] && ECHO_E=""

ok()
{
    MSG=$1
    echo $ECHO_E"\033[35m$MSG \033[0m\n"
}

die()
{
    MSG=$1
    echo $ECHO_E"\033[31m$MSG \033[0m\n"; exit $?;
}

if [ -n "$2" -a "$2" = 'dev' ];then
    VA_ENV="development"
    IS_FORCE=$3
    NGINX_CONF=$OPENRESTY_NGINX_ROOT/conf/va-nginx-$VA_ENV.conf
    NGINX_APP_CONF=$OPENRESTY_NGINX_ROOT/conf/dev_vhost/$VA_APP_NAME.conf
    NGINX_CONF_SRC=$NGINX_CONF_SRC_PATH/va-nginx-$VA_ENV.conf
    VA_APP_CONF_SRC=$NGINX_CONF_SRC_PATH/dev_vhost/$VA_APP_NAME.conf
else
    NGINX_CONF=$OPENRESTY_NGINX_ROOT/conf/va-nginx.conf
    NGINX_APP_CONF=$OPENRESTY_NGINX_ROOT/conf/vhost/$VA_APP_NAME.conf
    NGINX_CONF_SRC=$NGINX_CONF_SRC_PATH/va-nginx.conf
    VA_APP_CONF_SRC=$NGINX_CONF_SRC_PATH/vhost/$VA_APP_NAME.conf
    IS_FORCE=$2
    VA_ENV=''
fi

if [ ! -f $NGINX ]; then
    echo $ECHO_E"Didn't Find Nginx sbin."; exit 0
fi

conf_move()
{
    NGINX_CONF_SRC=$1
    NGINX_CONF=$2
    VA_APP_CONF_SRC=$3
    NGINX_APP_CONF=$4
    IS_FORCE=$5
    NGINX_APP_CONF_DIR=`dirname $NGINX_APP_CONF`
    if [ -e "$NGINX_CONF" -a "$IS_FORCE" = "-f" ]; then
        mv -f $NGINX_CONF $NGINX_CONF".old."$TIME_MARK && cp -f $NGINX_CONF_SRC $NGINX_CONF
        echo $ECHO_E"Move And Copy \033[32m" $NGINX_CONF_SRC "\033[0m" to "\033[31m" $NGINX_CONF "\033[m";
    elif [ ! -e "$NGINX_CONF" ]; then
        cp -f $NGINX_CONF_SRC $NGINX_CONF
        echo $ECHO_E"Copy \033[32m" $NGINX_CONF_SRC "\033[0m" to "\033[31m" $NGINX_CONF "\033[m";
    else
        ok $NGINX_CONF" is already exist, Add param '-f' to Force move."
    fi
    if [ -e $NGINX_APP_CONF ]; then
        mv -f $NGINX_APP_CONF $NGINX_APP_CONF".old."$TIME_MARK && cp -f $VA_APP_CONF_SRC $NGINX_APP_CONF
    elif [ ! -d "$NGINX_APP_CONF_DIR" ]; then
        mkdir -p $NGINX_APP_CONF_DIR && cp -f $VA_APP_CONF_SRC $NGINX_APP_CONF
    else
        cp -f $VA_APP_CONF_SRC $NGINX_APP_CONF
    fi 
    echo $ECHO_E"copy \033[32m" $VA_APP_CONF_SRC "\033[0m" to "\033[31m" $NGINX_APP_CONF "\033[m";
    exit 0
}

nginx_conf_test() {
    if $NGINX -t -c $1 >/dev/null 2>&1; then
        return 0
    else
        $NGINX -t -c $1
        return $?
    fi
}

case "$1" in
    start)
        echo $ECHO_E"Starting $DESC: "
        nginx_conf_test $NGINX_CONF
        $NGINX -c $NGINX_CONF || true
        ok "Succ."
        ;;

    stop)
        echo $ECHO_E"Stopping $DESC: "
        $NGINX -c $NGINX_CONF -s stop || true
        ok "Succ."
        ;;

    restart|force-reload)
        echo $ECHO_E"Restarting $DESC: "
        $NGINX -c $NGINX_CONF -s stop || true
        sleep 1
        nginx_conf_test $NGINX_CONF
        $NGINX -c $NGINX_CONF || true
        ok "Succ."
        ;;

    reload)
        echo $ECHO_E"Reloading $DESC configuration: "
        nginx_conf_test $NGINX_CONF
        $NGINX -c $NGINX_CONF -s reload || true
        ok "Succ."
        ;;

    configtest)
        echo $ECHO_E"Testing $DESC configuration: "
        if nginx_conf_test $NGINX_CONF; then
            echo $ECHO_E"Config Test Succ."
        else
            die "Config Test Fail."
        fi
        ;;

    confinit|initconf)
        echo $ECHO_E"Initing $DESC configuration: "
        if conf_move $NGINX_CONF_SRC $NGINX_CONF $VA_APP_CONF_SRC $NGINX_APP_CONF $IS_FORCE; then
            if nginx_conf_test $NGINX_CONF; then
                tree $NGINX_CONF_PATH/vhost
                tree $NGINX_CONF_PATH/dev_vhost
                echo $ECHO_E"Config init Succ."
            fi
            die "Config Test Fail."
        fi
        ;;
    *)
        echo $ECHO_E"Usage: ./va-ok-service {start|stop|restart|reload|force-reload|confinit[-f]|configtest} [dev]" >&2
        exit 1
        ;;
esac

exit 0