Support simple container image push

stack_orchestrator/build/build_containers.py

@@ -31,6 +31,7 @@ from stack_orchestrator.opts import opts
 from stack_orchestrator.util import include_exclude_check, get_parsed_stack_config, stack_is_external, error_exit, warn_exit
 from stack_orchestrator.base import get_npm_registry_url
 from stack_orchestrator.build.build_types import BuildContext
+from stack_orchestrator.build.publish import publish_image
 
 # TODO: find a place for this
 #    epilog="Config provided either in .env or settings.ini or env vars: CERC_REPO_BASE_DIR (defaults to ~/cerc)"
@@ -113,6 +114,9 @@ def process_container(build_context: BuildContext):
                 sys.exit(1)
             else:
                 print("****** Container Build Error, continuing because --continue-on-error is set")
+        else:
+            if build_context.publish_images:
+                publish_image(default_container_tag, build_context.image_registry)
     else:
         print("Skipped")
 
@@ -123,9 +127,9 @@ def process_container(build_context: BuildContext):
 @click.option("--force-rebuild", is_flag=True, default=False, help="Override dependency checking -- always rebuild")
 @click.option("--extra-build-args", help="Supply extra arguments to build")
 @click.option("--publish-images", is_flag=True, default=False, help="Publish the built images in the specified image registry")
-@click.option("--image-registry-url", help="Specify the image registry for --publish-images")
+@click.option("--image-registry", help="Specify the image registry for --publish-images")
 @click.pass_context
-def command(ctx, include, exclude, force_rebuild, extra_build_args, publish_images, image_registry_url):
+def command(ctx, include, exclude, force_rebuild, extra_build_args, publish_images, image_registry):
     '''build the set of containers required for a complete stack'''
 
     local_stack = ctx.obj.local_stack
@@ -147,8 +151,8 @@ def command(ctx, include, exclude, force_rebuild, extra_build_args, publish_imag
         print('Dev root directory doesn\'t exist, creating')
 
     if publish_images:
-        if not image_registry_url:
-            error_exit("ERROR: --image-registry-url must be supplied with --publish-images")
+        if not image_registry:
+            error_exit("--image-registry must be supplied with --publish-images")
 
     # See: https://stackoverflow.com/a/20885799/1701505
     from stack_orchestrator import data
@@ -177,12 +181,15 @@ def command(ctx, include, exclude, force_rebuild, extra_build_args, publish_imag
 
     for container in containers_in_scope:
         if include_exclude_check(container, include, exclude):
+
             build_context = BuildContext(
                 stack,
                 container,
                 container_build_dir,
                 container_build_env,
-                dev_root_path
+                dev_root_path,
+                publish_images,
+                image_registry
             )
             process_container(build_context)
         else:

stack_orchestrator/build/build_types.py

@@ -26,3 +26,5 @@ class BuildContext:
     container_build_dir: Path
     container_build_env: Mapping[str,str]
     dev_root_path: str
+    publish_images: bool
+    image_registry: str

stack_orchestrator/build/publish.py

@@ -0,0 +1,48 @@
+# Copyright © 2024 Vulcanize
+
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+
+# You should have received a copy of the GNU Affero General Public License
+# along with this program.  If not, see <http:#www.gnu.org/licenses/>.
+
+from datetime import datetime
+from python_on_whales import DockerClient
+
+from stack_orchestrator.opts import opts
+from stack_orchestrator.util import error_exit
+
+
+def _publish_tag_for_image(local_image_tag: str, remote_repo: str, version: str):
+    # Turns image tags of the form: foo/bar:local into remote.repo/org/bar:deploy
+    (image_name, image_version) = local_image_tag.split(":")
+    if image_version == "local":
+        return f"{remote_repo}/{image_name}:{version}"
+    else:
+        error_exit("Asked to publish a non-locally built image")
+
+
+def publish_image(local_tag, registry):
+    if opts.o.verbose:
+        print(f"Publishing this image: {local_tag} to this registry: {registry}")
+    docker = DockerClient()
+    # Figure out the target image tag
+    # Eventually this version will be generated from the source repo state
+    # Using a timestemp is an intermediate step
+    version = datetime.now().strftime("%Y%m%d%H%M")
+    remote_tag = _publish_tag_for_image(local_tag, registry, version)
+    # Tag the image thus
+    if opts.o.debug:
+        print(f"Tagging {local_tag} to {remote_tag}")
+    docker.image.tag(local_tag, remote_tag)
+    # Push it to the desired registry
+    if opts.o.verbose:
+        print(f"Pushing image {remote_tag}")
+    docker.image.push(remote_tag)