new file mode 100755

@@ -0,0 +1,111 @@

+#!/bin/bash

+#

+# This script installs the bundle to Docker Machine instances, for the purpose

+# of testing the latest Docker with Swarm mode enabled.

+# Do not use in production.

+#

+# Requirements (on host to run this script)

+#  - bash is installed

+#  - Docker Machine is installed

+#  - GNU tar is installed

+#

+# Requirements (on Docker machine instances)

+#  - Docker can be managed via one of  `systemctl`, `service`, or `/etc/init.d/docker`

+#

+set -e

+set -o pipefail

+

+errexit() {

+    echo "$1"

+    exit 1

+}

+

+BUNDLE="bundles/$(cat VERSION)"

+

+bundle_files(){

+    # prefer dynbinary if exists

+    for f in dockerd docker-proxy; do

+	if [ -d $BUNDLE/dynbinary-daemon ]; then

+	    echo $BUNDLE/dynbinary-daemon/$f

+	else

+	    echo $BUNDLE/binary-daemon/$f

+	fi

+    done

+    for f in docker-containerd docker-containerd-ctr docker-containerd-shim docker-init docker-runc; do

+	echo $BUNDLE/binary-daemon/$f

+    done

+    if [ -d $BUNDLE/dynbinary-client ]; then

+	echo $BUNDLE/dynbinary-client/docker

+    else

+	echo $BUNDLE/binary-client/docker

+    fi

+}

+

+control_docker(){

+    m=$1; op=$2

+    # NOTE: `docker-machine ssh $m sh -c "foo bar"` does not work

+    #       (but `docker-machine ssh $m sh -c "foo\ bar"` works)

+    #       Anyway we avoid using `sh -c` here for avoiding confusion

+    cat <<EOF | docker-machine ssh $m sudo sh

+if command -v systemctl > /dev/null; then

+  systemctl $op docker

+elif command -v service > /dev/null; then

+  service docker $op

+elif [ -x /etc/init.d/docker ]; then

+  /etc/init.d/docker $op

+else

+  echo "not sure how to control the docker daemon"

+  exit 1

+fi

+EOF

+}

+

+detect_prefix(){

+    m=$1

+    script='dirname $(dirname $(which dockerd))'

+    echo $script | docker-machine ssh $m sh

+}

+

+install_to(){

+    m=$1; shift; files=$@

+    echo "$m: detecting docker"

+    prefix=$(detect_prefix $m)

+    echo "$m: detected docker on $prefix"

+    echo "$m: stopping docker"

+    control_docker $m stop

+    echo "$m: installing docker"

+    # NOTE: GNU tar is required because we use --transform here

+    # TODO: compression (should not be default)

+    tar ch --transform 's/.*\///' $files | docker-machine ssh $m sudo tar Cx $prefix/bin

+    echo "$m: starting docker"

+    control_docker $m start

+    echo "$m: done"

+}

+

+check_prereq(){

+    command -v docker-machine > /dev/null || errexit "docker-machine not installed"

+    ( tar --version | grep GNU > /dev/null ) || errexit "GNU tar not installed"

+}

+

+case "$1" in

+    "install")

+	shift; machines=$@

+	check_prereq

+	files=$(bundle_files)

+	echo "Files to be installed:"

+	for f in $files; do echo $f; done

+	pids=()

+	for m in $machines; do

+	    install_to $m $files &

+	    pids+=($!)

+	done

+	status=0

+	for pid in ${pids[@]}; do

+	    wait $pid || { status=$?; echo "background process $pid failed with exit status $status"; }

+	done

+	exit $status

+	;;

+    *)

+	errexit "Usage: $0 install MACHINES"

+	;;

+esac