Push all architectures in GHA context

action.bash

@@ -2,47 +2,34 @@
 # Icinga 2 Docker image | (c) 2020 Icinga GmbH | GPLv2+
 set -exo pipefail
 
-TARGET=icinga/icinga2
-
 mkimg () {
-	test -n "$TAG"
-
 	env INPUT_FETCH-DEPTH=0 node /actions/checkout/dist/index.js |grep -vFe ::add-matcher::
 
 	docker buildx create --use
-	/docker-icinga2/build.bash .
+	/docker-icinga2/build.bash . "$@"
 
 	STATE_isPost=1 node /actions/checkout/dist/index.js
 }
 
-push () {
-	test -n "$TAG"
-
+login () {
 	if [ "$(tr -d '\n' <<<"$DOCKER_HUB_PASSWORD" |wc -c)" -gt 0 ]; then
 		docker login -u icingaadmin --password-stdin <<<"$DOCKER_HUB_PASSWORD"
-		docker tag "$TARGET" "${TARGET}:$TAG"
-		docker push "${TARGET}:$TAG"
-		docker logout
 	fi
 }
 
 case "$GITHUB_EVENT_NAME" in
 	pull_request)
-		grep -qEe '^refs/pull/[0-9]+' <<<"$GITHUB_REF"
-		TAG="pr$(grep -oEe '[0-9]+' <<<"$GITHUB_REF")"
-		mkimg
+		mkimg all
 		;;
 	push)
 		grep -qEe '^refs/heads/.' <<<"$GITHUB_REF"
-		TAG="$(cut -d / -f 3- <<<"$GITHUB_REF" |tr / -)"
-		mkimg
-		push
+		login
+		mkimg push "$(cut -d / -f 3- <<<"$GITHUB_REF" |tr / -)"
 		;;
 	release)
 		grep -qEe '^refs/tags/v[0-9]' <<<"$GITHUB_REF"
-		TAG="$(cut -d v -f 2- <<<"$GITHUB_REF")"
-		mkimg
-		push
+		login
+		mkimg push "$(cut -d v -f 2- <<<"$GITHUB_REF")"
 		;;
 	*)
 		echo "Unknown event: $GITHUB_EVENT_NAME" >&2

build.bash

@@ -4,6 +4,7 @@ set -exo pipefail
 
 I2SRC="$1"
 TODO="$2"
+TAG="${3:-test}"
 
 if [ -z "$I2SRC" ]; then
 	cat <<EOF >&2
@@ -26,7 +27,7 @@ fi
 I2SRC="$(realpath "$I2SRC")"
 BLDCTX="$(realpath "$(dirname "$0")")"
 TMPBLDCTX="$(mktemp -d)"
-COMMON_ARGS=(-f "${TMPBLDCTX}/Dockerfile" -t icinga/icinga2 "$TMPBLDCTX")
+COMMON_ARGS=(-f "${TMPBLDCTX}/Dockerfile" -t "icinga/icinga2:$TAG" "$TMPBLDCTX")
 BUILDX=(docker buildx build --platform "$(echo linux/{amd64,arm{/v7,64/v8}} |tr ' ' ,)")
 
 trap "rm -rf $TMPBLDCTX" EXIT