add gitlab-ci-template.yml

1 files changed, 47 insertions, 0 deletions

diff --git a/gitlab-ci-template.yml b/gitlab-ci-template.yml
new file mode 100644
index 0000000..17881ec
--- /dev/null
+++ b/gitlab-ci-template.yml
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+# https://blog.callr.tech/building-docker-images-with-gitlab-ci-best-practices/
+# comments dropped, updated for podman builds
+
+image: registry.gitlab.com/kraxel/podman-docker-builder:latest
+
+stages:
+  - build
+  - push
+
+before_script:
+  - podman login -u gitlab-ci-token -p $CI_JOB_TOKEN $CI_REGISTRY
+
+Build:
+  stage: build
+  script:
+    - podman pull $CI_REGISTRY_IMAGE:latest || true
+    - >
+      podman build
+      --pull
+      --build-arg VCS_REF=$CI_COMMIT_SHA
+      --build-arg VCS_URL=$CI_PROJECT_URL
+      --cache-from $CI_REGISTRY_IMAGE:latest
+      --tag $CI_REGISTRY_IMAGE:$CI_COMMIT_SHA
+      .
+    - podman push $CI_REGISTRY_IMAGE:$CI_COMMIT_SHA
+
+Push latest:
+  variables:
+    GIT_STRATEGY: none
+  stage: push
+  only:
+    - master
+  script:
+    - podman pull $CI_REGISTRY_IMAGE:$CI_COMMIT_SHA
+    - podman tag $CI_REGISTRY_IMAGE:$CI_COMMIT_SHA $CI_REGISTRY_IMAGE:latest
+    - podman push $CI_REGISTRY_IMAGE:latest
+
+Push tag:
+  variables:
+    GIT_STRATEGY: none
+  stage: push
+  only:
+    - tags
+  script:
+    - podman pull $CI_REGISTRY_IMAGE:$CI_COMMIT_SHA
+    - podman tag $CI_REGISTRY_IMAGE:$CI_COMMIT_SHA $CI_REGISTRY_IMAGE:$CI_COMMIT_REF_NAME
+    - podman push $CI_REGISTRY_IMAGE:$CI_COMMIT_REF_NAME