feat: lint version and publish docker images on version tags (#1343)

* feat: publish docker images on vMAJOR.MINOR.PATCH tags

* fix: enfore version branch and tag filtering with a leading "v"

* feat: lint that the git tag and VERSION must match before publishing a version-tagged docker image

* fix: git tag has a leading "v"

* fix: more descriptive version check error message

* fix: move version tag checking to circleci job level

.circleci/config.yml

@@ -167,6 +167,25 @@ jobs:
       - run: make install-hex-rebar
       - run: mix do compile --warnings-as-errors --force, credo, format --check-formatted --dry-run
 
+  lint_version:
+    executor: builder
+    steps:
+      - setup_elixir-omg_workspace
+      - run:
+          command: |
+            if [ -n "$CIRCLE_TAG" ]; then
+              _tagged_version="${CIRCLE_TAG#*v}"
+              _filed_version="$(head -n 1 ./VERSION | sed 's/^[ \t]*//;s/[ \t]*$//')"
+
+              if [ "$_tagged_version" != "$_filed_version" ]; then
+                echo "The git tag \"${CIRCLE_TAG}\" expects the VERSION to be \"${_tagged_version}\". Got \"${_filed_version}\"."
+                exit 1
+              fi
+            else
+              echo "This build is not version-tagged. Skipping version lint."
+              exit 0
+            fi
+
   sobelow:
     executor: builder_pg
     environment:
@@ -674,6 +693,8 @@ workflows:
           requires: [build]
       - lint:
           requires: [build]
+      - lint_version:
+          requires: [build]
       - sobelow:
           requires: [build]
       - dialyzer:
@@ -682,7 +703,7 @@ workflows:
           requires: [build]
       - property_tests:
           requires: [build]
-      # Publish in case of master branch.
+      # Publish in case of master branch, version branches and version tags.
       - publish_child_chain:
           requires:
             [
@@ -694,13 +715,18 @@ workflows:
               property_tests,
               dialyzer,
               lint,
+              lint_version,
             ]
           filters:
             branches:
               only:
                 - master
                 # vMAJOR.MINOR (e.g. v0.1, v0.2, v1.0, v2.1, etc.)
-                - /v[0-9]+\.[0-9]+/
+                - /^v[0-9]+\.[0-9]+/
+            tags:
+              only:
+                # vMAJOR.MINOR.PATCH (e.g. v0.1.0, v0.2.9, v1.0.0, v2.1.3 etc.)
+                - /^v[0-9]+\.[0-9]+\.[0-9]+/
       - publish_watcher:
           requires:
             [
@@ -712,13 +738,18 @@ workflows:
               property_tests,
               dialyzer,
               lint,
+              lint_version,
             ]
           filters:
             branches:
               only:
                 - master
                 # vMAJOR.MINOR (e.g. v0.1, v0.2, v1.0, v2.1, etc.)
-                - /v[0-9]+\.[0-9]+/
+                - /^v[0-9]+\.[0-9]+/
+            tags:
+              only:
+                # vMAJOR.MINOR.PATCH (e.g. v0.1.0, v0.2.9, v1.0.0, v2.1.3 etc.)
+                - /^v[0-9]+\.[0-9]+\.[0-9]+/
       - publish_watcher_info:
           requires:
             [
@@ -730,13 +761,18 @@ workflows:
               property_tests,
               dialyzer,
               lint,
+              lint_version,
             ]
           filters:
             branches:
               only:
                 - master
                 # vMAJOR.MINOR (e.g. v0.1, v0.2, v1.0, v2.1, etc.)
-                - /v[0-9]+\.[0-9]+/
+                - /^v[0-9]+\.[0-9]+/
+            tags:
+              only:
+                # vMAJOR.MINOR.PATCH (e.g. v0.1.0, v0.2.9, v1.0.0, v2.1.3 etc.)
+                - /^v[0-9]+\.[0-9]+\.[0-9]+/
       # Release deploy to development in case of master branch.
       - deploy_child_chain:
           requires: [publish_child_chain, publish_watcher, publish_watcher_info]