init

action.yml

@@ -0,0 +1,63 @@
+name: docker-build-push
+description: Clone, build, and optionally push a Docker image
+
+inputs:
+  git_base_url:
+    required: true
+  git_repository:
+    required: true
+  git_ref:
+    required: true
+  git_sha:
+    required: true
+  git_user:
+    required: true
+  git_token:
+    required: true
+
+  image_name:
+    required: true
+  image_tag:
+    required: true
+
+  push:
+    required: false
+    default: "false"
+  registry:
+    required: false
+    default: ""
+  registry_user:
+    required: false
+    default: ""
+  registry_token:
+    required: false
+    default: ""
+
+  context:
+    required: false
+    default: "."
+  dockerfile:
+    required: false
+    default: "Dockerfile"
+
+runs:
+  using: "composite"
+  steps:
+    - name: Run build script
+      shell: bash
+      env:
+        INPUT_GIT_BASE_URL: ${{ inputs.git_base_url }}
+        INPUT_GIT_REPOSITORY: ${{ inputs.git_repository }}
+        INPUT_GIT_REF: ${{ inputs.git_ref }}
+        INPUT_GIT_SHA: ${{ inputs.git_sha }}
+        INPUT_GIT_USER: ${{ inputs.git_user }}
+        INPUT_GIT_TOKEN: ${{ inputs.git_token }}
+        INPUT_IMAGE_NAME: ${{ inputs.image_name }}
+        INPUT_IMAGE_TAG: ${{ inputs.image_tag }}
+        INPUT_PUSH: ${{ inputs.push }}
+        INPUT_REGISTRY: ${{ inputs.registry }}
+        INPUT_REGISTRY_USER: ${{ inputs.registry_user }}
+        INPUT_REGISTRY_TOKEN: ${{ inputs.registry_token }}
+        INPUT_CONTEXT: ${{ inputs.context }}
+        INPUT_DOCKERFILE: ${{ inputs.dockerfile }}
+      run: ${{ gitea.action_path }}/build.sh

build.sh

@@ -0,0 +1,27 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+workdir="$PWD/repo"
+
+rm -rf "$workdir"
+mkdir -p "$workdir"
+
+git init "$workdir"
+cd "$workdir"
+
+git remote add origin "https://${INPUT_GIT_USER}:${INPUT_GIT_TOKEN}@${INPUT_GIT_BASE_URL}/${INPUT_GIT_REPOSITORY}.git"
+git fetch --depth=1 origin "${INPUT_GIT_SHA}"
+git checkout --detach FETCH_HEAD
+
+full_image="${INPUT_IMAGE_NAME}:${INPUT_IMAGE_TAG}"
+
+docker build \
+  -f "${INPUT_DOCKERFILE}" \
+  -t "${full_image}" \
+  "${INPUT_CONTEXT}"
+
+if [ "${INPUT_PUSH}" = "true" ]; then
+  echo "${INPUT_REGISTRY_TOKEN}" | docker login "${INPUT_REGISTRY}" -u "${INPUT_REGISTRY_USER}" --password-stdin
+  docker tag "${full_image}" "${INPUT_REGISTRY}/${full_image}"
+  docker push "${INPUT_REGISTRY}/${full_image}"
+fi