Add util script and doc for applications

README.md

@@ -101,3 +101,13 @@ We will now create a personal instance `myuser.cozy.mydomain.tld` :
 Open in a browser the url displayed at the end of the script output to finalize the instance configuration.
 
 :+1: Congratulations you have now your own cozy cloud.
+
+## Install applications
+
+[Drive](https://github.com/cozy/cozy-drive) and [Photo](https://github.com/cozy/cozy-photos) are installed by default by the [create-instance.sh](create-instance.sh) script. Other applications like [banks](https://github.com/cozy/cozy-banks) or [contacts](https://github.com/cozy/cozy-contacts) are also available.
+
+To install an application, you can run the [application.sh](application.sh) script :
+
+```
+sudo ./application.sh <instance name> <application>
+```

application.sh

+#!/usr/bin/env bash
+
+set -u
+
+function usage() {
+	echo "Install official applications"
+	echo
+	echo "Usage: $0 <instance> <application>"
+	echo "Non exhaustive list of official possible applications :"
+	echo "  - drive (installed by default)"
+	echo "  - photos (installed by default)"
+	echo "  - settings (installed by default)"
+	echo "  - banks"
+	echo "  - contacts"
+	exit 1
+}
+
+if [ $# -eq 0 ]; then
+	usage
+fi
+
+if [ ! -e ".env" ]; then
+	echo "Environnement configuration not found (.env file)"
+	exit 1
+fi
+
+source .env
+
+INSTANCE_ID=$1
+APP=$2
+
+INSTANCE="${INSTANCE_ID}.${COZY_TLD}"
+echo "Installing $APP application on $INSTANCE"
+
+if [ "$APP" == "banks" ]; then
+	BRANCH="latest"
+else
+	BRANCH="build"
+fi
+
+BASE_URL="git://github.com/cozy/cozy-"
+
+APP_URL="${BASE_URL}${APP}.git#${BRANCH}"
+
+echo "Installing from ${APP_URL}"
+
+# TODO allow different actions
+docker-compose exec cozy ./cozy apps install --domain ${INSTANCE} ${APP} ${APP_URL}