2server.sh
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2server.sh
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	#!/bin/bash -e

	REMOTE_DOCKER_COMPOSE_DIR="/var/www/sintel-blender-org-management"

	# macOS does not support readlink -f, so we use greadlink instead
	if [[ `uname` == 'Darwin' ]]; then
	command -v greadlink 2>/dev/null 2>&1 \|\| { echo >&2 "Install greadlink using brew."; exit 1; }
	readlink='greadlink'
	else
	readlink='readlink'
	fi
	MY_DIR="$(dirname "$($readlink -f "$0")")"
	source $MY_DIR/settings.sh

	#################################################################################
	if [ -z "$1" ]; then
	echo "Use $0 mydata.blender.org" >&2
	exit 1
	fi
	DEPLOYHOST="$1"
	SSH_OPTS="-o ClearAllForwardings=yes -o PermitLocalCommand=no"
	SSH="ssh $SSH_OPTS $DEPLOYHOST"
	SCP="scp $SSH_OPTS"

	echo -n "Deploying to $DEPLOYHOST… "

	if ! ping $DEPLOYHOST -q -c 1 -W 2 >/dev/null; then
	echo "host $DEPLOYHOST cannot be pinged, refusing to deploy." >&2
	exit 2
	fi

	cat <<EOT
	[ping OK]

	Make sure that you have pushed the $DOCKER_TAG
	docker image to Docker Hub.

	press [ENTER] to continue, Ctrl+C to abort.
	EOT
	read dummy

	#################################################################################
	echo "==================================================================="
	echo "Bringing remote Docker up to date…"
	$SSH -T <<EOT
	set -e
	cd $REMOTE_DOCKER_COMPOSE_DIR
	docker pull $DOCKER_TAG
	docker-compose up -d
	EOT

	echo
	echo "==================================================================="
	echo "Deploy to $DEPLOYHOST done."
	echo "==================================================================="