Add opencontainer labels to container (#195)

Closes: forgejo/runner#162
Reviewed-on: https://code.forgejo.org/forgejo/runner/pulls/195
Reviewed-by: earl-warren <earl-warren@noreply.code.forgejo.org>
Co-authored-by: TheFox0x7 <thefox0x7@gmail.com>
Co-committed-by: TheFox0x7 <thefox0x7@gmail.com>

4 files changed, 40 insertions, 2 deletions

diff --git a/.forgejo/labelscompare.py b/.forgejo/labelscompare.py
new file mode 100644
index 0000000..2274d38
--- /dev/null
+++ b/.forgejo/labelscompare.py
@@ -0,0 +1,24 @@
+import json
+
+expectedLabels = {
+    "maintainer": "contact@forgejo.org",
+    "org.opencontainers.image.authors": "Forgejo",
+    "org.opencontainers.image.url": "https://forgejo.org",
+    "org.opencontainers.image.documentation": "https://forgejo.org/docs/latest/admin/actions/#forgejo-runner",
+    "org.opencontainers.image.source": "https://code.forgejo.org/forgejo/runner",
+    "org.opencontainers.image.version": "1.2.3",
+    "org.opencontainers.image.vendor": "Forgejo",
+    "org.opencontainers.image.licenses": "MIT",
+    "org.opencontainers.image.title": "Forgejo Runner",
+    "org.opencontainers.image.description": "A runner for Forgejo Actions.",
+}
+inspect = None
+with open("./labels.json", "r") as f:
+    inspect = json.load(f)
+
+assert inspect
+labels = inspect[0]["Config"]["Labels"]
+
+for k, v in expectedLabels.items():
+    assert k in labels, f"'{k}' is missing from labels"
+    assert labels[k] == v, f"expected {v} in key {k}, found {labels[k]}"
diff --git a/.forgejo/workflows/build-release-integration.yml b/.forgejo/workflows/build-release-integration.yml
index 1f95c25..7f92218 100644
--- a/.forgejo/workflows/build-release-integration.yml
+++ b/.forgejo/workflows/build-release-integration.yml
@@ -85,3 +85,6 @@ jobs:
           done
 
           docker pull ${{ steps.forgejo.outputs.host-port }}/root/runner:$version
+
+          docker inspect ${{ steps.forgejo.outputs.host-port}}/root/runner:$version > labels.json
+          python3 .forgejo/labelscompare.py
diff --git a/Dockerfile b/Dockerfile
index ce36d7a..95136e2 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -20,12 +20,22 @@ WORKDIR /srv
 RUN make clean && make build
 
 FROM docker.io/library/alpine:3.18
-LABEL maintainer="contact@forgejo.org"
-
+ARG RELEASE_VERSION
 RUN apk add --no-cache git bash
 
 COPY --from=build-env /srv/forgejo-runner /bin/forgejo-runner
 
+LABEL maintainer="contact@forgejo.org" \
+      org.opencontainers.image.authors="Forgejo" \
+      org.opencontainers.image.url="https://forgejo.org" \
+      org.opencontainers.image.documentation="https://forgejo.org/docs/latest/admin/actions/#forgejo-runner" \
+      org.opencontainers.image.source="https://code.forgejo.org/forgejo/runner" \
+      org.opencontainers.image.version="${RELEASE_VERSION}" \
+      org.opencontainers.image.vendor="Forgejo" \
+      org.opencontainers.image.licenses="MIT" \
+      org.opencontainers.image.title="Forgejo Runner" \
+      org.opencontainers.image.description="A runner for Forgejo Actions."
+
 ENV HOME=/data
 
 USER 1000:1000
diff --git a/RELEASE-NOTES.md b/RELEASE-NOTES.md
index f49e69d..cbf737b 100644
--- a/RELEASE-NOTES.md
+++ b/RELEASE-NOTES.md
@@ -6,6 +6,7 @@
 * [Fix the docker compose example](https://code.forgejo.org/forgejo/runner/pulls/175) to workaround the race on labels.
 * [Fix the kubernetes dind example](https://code.forgejo.org/forgejo/runner/pulls/169).
 * [Rewrite ::group:: and ::endgroup:: commands like github](https://code.forgejo.org/forgejo/runner/pulls/183).
+* [Added opencontainers labels to the image](https://code.forgejo.org/forgejo/runner/pulls/195)
 
 ## 3.4.1