magento

#!/bin/sh
#
# A control-script for managing the docker-infrastructure components for Magento

# The first parameter is the action name
action=$1

# All other arguments are parameters
if [ "$#" -gt "1" ]; then
shift
parameters=$@
fi

# Paths
SCRIPTNAME=`basename $0`
SCRIPTPATH=$(readlink -f "$0" 2>/dev/null)
if [ "$?" != 0 ]; then
    if [ ! -f "docker-compose.yml" ]; then
	>&2 echo " The $SCRIPTNAME-script will only work (on Mac OS) if you execute it from the project directory itself."
	exit 1
    fi
    SCRIPTPATH="$(pwd -P)/$SCRIPTNAME"
fi
PROJECTPATH=$(dirname "$SCRIPTPATH")

# Switch into the project directory
cd $PROJECTPATH

# Mandatory Tools
DOCKER=`which docker`
if [ -z "$DOCKER" ];
then
    echo "'docker' was not found on your system." >&2
    exit 1
fi

DOCKERCOMPOSE=`which docker-compose`
if [ -z "$DOCKERCOMPOSE" ];
then
    echo "'docker-compose' was not found on your system." >&2
    exit 1
fi

# Utils
XARGS=`which xargs`
GREP=`which grep`
SED=`which sed`

#########################################################################
# Get the full container name for the given container type (e.g. "php")
# Arguments:
#  CONTAINER_TYPE
# Returns:
#  The full name of the (first) container with the given type
#########################################################################
getContainerNameByType() {
    # abort if no type is specified
    local CONTAINER_TYPE="$1"
    if [ -z "$CONTAINER_TYPE" ];
    then
        echo "No container type specified. Please specifiy a container type (e.g. php, installer, mysql, nginx, ...)."  >&2
        return 1
    fi

    # check if xargs is available
    if [ -z "$XARGS" ];
    then
        echo "The tool 'xargs' was not found on your system." >&2
        return 1
    fi

    # check if grep is available
    if [ -z "$GREP" ];
    then
        echo "The tool 'grep' was not found on your system." >&2
        return 1
    fi

    # check if sed is available
    if [ -z "$SED" ];
    then
        echo "The tool 'sed' was not found on your system." >&2
        return 1
    fi

    local containerName=$($DOCKER ps -q | $XARGS $DOCKER inspect --format '{{.Name}}' | $GREP "$CONTAINER_TYPE" | $SED 's:/::' | $GREP "$CONTAINER_TYPE_1")
    echo $containerName
    return 0
}

executeMagerun() {
    local containerType="installer"
    local containerName=$(getContainerNameByType "$containerType")
    if [ -z "$containerName" ];
    then
        echo "Cannot determine the name of the container." >&2
        return 1
    fi

    $DOCKER exec -ti $containerName magerun --skip-root-check --root-dir="/var/www/html/web" $@
    return 0
}

executeComposer() {
    local containerType="installer"
    local containerName=$(getContainerNameByType $containerType)
    if [ -z "$containerName" ];
    then
        echo "Cannot determine the name of the container." >&2
        return 1
    fi

    $DOCKER exec $containerName composer --working-dir="/var/www/html" $@
    return 0
}

enterContainer() {
    local containerType="$1"
    if [ -z "$containerType" ];
    then
        echo "No container type specified. Please specifiy a container type (e.g. php, installer, mysql, nginx, ...)."  >&2
        return 1
    fi

    local containerName=$(getContainerNameByType $containerType)
    if [ -z "$containerName" ];
    then
        echo "Cannot determine the name of the container." >&2
        return 1
    fi

    $DOCKER exec -ti $containerName bash
    return 0
}

start() {
    $DOCKERCOMPOSE up -d && $DOCKERCOMPOSE logs
}

stop() {
    $DOCKERCOMPOSE stop
}

restart() {
    $DOCKERCOMPOSE restart
    executeMagerun cache:clean
}

status() {
    $DOCKERCOMPOSE ps
}

stats() {
    # check if sed is available
    if [ -z "$SED" ];
    then
        echo "Stats requires 'sed'. The tool was not found on your system." >&2
        return 1
    fi

    $DOCKER ps -q | $XARGS $DOCKER inspect --format '{{.Name}}' | $SED 's:/::' | $XARGS $DOCKER stats
}

magerun() {
    executeMagerun $parameters
}

composer() {
    executeComposer $parameters
}

enter() {
    enterContainer $parameters
}

destroy() {
    $DOCKERCOMPOSE stop
    $DOCKERCOMPOSE rm --force
    rm -rf $PROJECTPATH/web $PROJECTPATH/db $PROJECTPATH/vendor
}

case "$action" in
    start)
    start
    ;;

    stop)
    stop
    ;;

    restart)
    restart
    ;;

    status)
    status
    ;;

    stats)
    stats
    ;;

    magerun)
    magerun
    ;;

    composer)
    composer
    ;;

    enter)
    enter
    ;;

    destroy)
    destroy
    ;;

    *)
    echo "usage : $0 start|stop|restart|status|stats|magerun|composer|enter|destroy

  start      Starts the docker containers (and triggers the
             installation if magento is not yet installed)
  stop       Stops all docker containers
  restart    Restarts all docker containers
  status     Prints the status of all docker containers
  stats      Displays live resource usage statistics of all containers
  magerun    Executes magerun in the magento root directory
  composer   Executes composer in the magento root directory
  enter      Enters the bash of a given container type (e.g. php, mysql)
  destroy    Stops all containers and removes all data
"
    ;;
esac

exit 0