Fix docker image publishing (#369)

Author: oakrizan

.buildkite/pipeline.yml

@@ -18,6 +18,8 @@ steps:
         command:
           - ".buildkite/scripts/build.sh {{matrix.makefile}}"
           - ".buildkite/scripts/publish.sh {{matrix.makefile}}"
+        env:
+          REPOSITORY: "${STAGING_IMAGE}"
         if: build.env("BUILDKITE_PULL_REQUEST") != "false"
         notify:
           - github_commit_status:

.buildkite/scripts/build.sh

@@ -14,7 +14,10 @@ with_mage
 google_cloud_auth
 
 make -C go -f "${MAKEFILE}" build"${is_arm}" GS_BUCKET_PATH=ingest-buildkite-ci
+echo ":: List Docker images staging ::"
 docker images --format "table {{.Repository}}:{{.Tag}}\t{{.Size}}" --filter=reference="${STAGING_IMAGE}/golang-crossbuild"
+
+echo ":: List Docker images production ::"
 docker images --format "table {{.Repository}}:{{.Tag}}\t{{.Size}}" --filter=reference="${DOCKER_REGISTRY}/beats-dev/golang-crossbuild"
 
 

.buildkite/scripts/post-release.sh

@@ -4,7 +4,7 @@ set -euo pipefail
 
 source .buildkite/scripts/common.sh
 
-TAG="v{$1}"
+TAG="v$1"
 TAG_EXISTS=$(tag_Exists ${TAG})
 
 set_git_config() {