Merge pull request #12500 from tianon/fix-daemon-logic

Fix daemon start/stop logic in hack/make/* scripts

hack/make/.integration-daemon-start

@@ -25,6 +25,7 @@ if [ -z "$DOCKER_TEST_HOST" ]; then
 		--pidfile "$DEST/docker.pid" \
 			&> "$DEST/docker.log"
 	) &
+	trap "source '${MAKEDIR}/.integration-daemon-stop'" EXIT # make sure that if the script exits unexpectedly, we stop this daemon we just started
 else
 	export DOCKER_HOST="$DOCKER_TEST_HOST"
 fi

hack/make/.integration-daemon-stop

@@ -1,5 +1,7 @@
 #!/bin/bash
 
+trap - EXIT # reset EXIT trap applied in .integration-daemon-start
+
 for pidFile in $(find "$DEST" -name docker.pid); do
 	pid=$(set -x; cat "$pidFile")
 	( set -x; kill "$pid" )

hack/make/build-deb

@@ -7,13 +7,6 @@ DEST=$1
 (
 	source "${MAKEDIR}/.integration-daemon-start"
 
-	# we need to wrap up everything in between integration-daemon-start and
-	# integration-daemon-stop to make sure we kill the daemon and don't hang,
-	# even and especially on test failures
-	didFail=
-	if ! {
-		set -e
-
 	# TODO consider using frozen images for the dockercore/builder-deb tags
 
 	debVersion="${VERSION//-/'~'}"
@@ -69,14 +62,9 @@ DEST=$1
 		docker run --rm "$tempImage" bash -c 'cd .. && tar -c *_*' | tar -xvC "$DEST/$version"
 		docker rmi "$tempImage"
 	done
-	}; then
-		didFail=1
-	fi
 
 	# clean up after ourselves
 	rm -f Dockerfile.build
 
 	source "${MAKEDIR}/.integration-daemon-stop"
-
-	[ -z "$didFail" ] # "set -e" ftw
-) 2>&1 | tee -a $DEST/test.log
+) 2>&1 | tee -a "$DEST/test.log"

hack/make/test-docker-py

@@ -7,11 +7,6 @@ DEST=$1
 (
 	source "${MAKEDIR}/.integration-daemon-start"
 
-	# we need to wrap up everything in between integration-daemon-start and
-	# integration-daemon-stop to make sure we kill the daemon and don't hang,
-	# even and especially on test failures
-	didFail=
-	if ! {
 	dockerPy='/docker-py'
 	[ -d "$dockerPy" ] || {
 		dockerPy="$DEST/docker-py"
@@ -20,11 +15,6 @@ DEST=$1
 
 	# exporting PYTHONPATH to import "docker" from our local docker-py
 	test_env PYTHONPATH="$dockerPy" python "$dockerPy/tests/integration_test.py"
-	}; then
-		didFail=1
-	fi
 
 	source "${MAKEDIR}/.integration-daemon-stop"
-
-	[ -z "$didFail" ] # "set -e" ftw
-) 2>&1 | tee -a $DEST/test.log
+) 2>&1 | tee -a "$DEST/test.log"

hack/make/test-integration-cli

@@ -11,21 +11,11 @@ bundle_test_integration_cli() {
 (
 	source "${MAKEDIR}/.integration-daemon-start"
 
-	# we need to wrap up everything in between integration-daemon-start and
-	# integration-daemon-stop to make sure we kill the daemon and don't hang,
-	# even and especially on test failures
-	didFail=
-	if ! {
 	source "${MAKEDIR}/.ensure-frozen-images"
 	source "${MAKEDIR}/.ensure-httpserver"
 	source "${MAKEDIR}/.ensure-emptyfs"
 
 	bundle_test_integration_cli
-	}; then
-		didFail=1
-	fi
 
 	source "${MAKEDIR}/.integration-daemon-stop"
-
-	[ -z "$didFail" ] # "set -e" ftw
 ) 2>&1 | tee -a "$DEST/test.log"