ci: create pipeline to generate CI images to ghcr.io

Note that this commit changes naming of Dockerfiles and no longer
ignores the generated Dockerfiles.

This is part of #2271

.github/workflows/generate-ci-images.yml

@@ -0,0 +1,105 @@
+# DO NOT EDIT
+# this file is automatically generated by the "docker:pipeline" rake task
+name: Generate CI Images
+on:
+  workflow_dispatch: {}
+  schedule:
+    - cron: "0 5 * * 3" # At 05:00 on Wednesday # https://crontab.guru/#0_5_*_*_3
+# reference: https://github.com/marketplace/actions/build-and-push-docker-images
+jobs:
+  alpine:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: docker/setup-buildx-action@v1
+      - uses: docker/build-push-action@v2
+        id: docker_build
+        with:
+          push: true
+          tags: ghcr.io/sparklemotion/nokogiri-test:alpine
+          file: oci-images/nokogiri-test/alpine.dockerfile
+      - name: Log the image digest
+        run: echo ${{steps.docker_build.outputs.digest}}
+  bionic:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: docker/setup-buildx-action@v1
+      - uses: docker/build-push-action@v2
+        id: docker_build
+        with:
+          push: true
+          tags: ghcr.io/sparklemotion/nokogiri-test:bionic
+          file: oci-images/nokogiri-test/bionic.dockerfile
+      - name: Log the image digest
+        run: echo ${{steps.docker_build.outputs.digest}}
+  bionic32:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: docker/setup-buildx-action@v1
+      - uses: docker/build-push-action@v2
+        id: docker_build
+        with:
+          push: true
+          tags: ghcr.io/sparklemotion/nokogiri-test:bionic32
+          file: oci-images/nokogiri-test/bionic32.dockerfile
+      - name: Log the image digest
+        run: echo ${{steps.docker_build.outputs.digest}}
+  mri_2_5:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: docker/setup-buildx-action@v1
+      - uses: docker/build-push-action@v2
+        id: docker_build
+        with:
+          push: true
+          tags: ghcr.io/sparklemotion/nokogiri-test:mri-2.5
+          file: oci-images/nokogiri-test/mri-2.5.dockerfile
+      - name: Log the image digest
+        run: echo ${{steps.docker_build.outputs.digest}}
+  mri_2_6:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: docker/setup-buildx-action@v1
+      - uses: docker/build-push-action@v2
+        id: docker_build
+        with:
+          push: true
+          tags: ghcr.io/sparklemotion/nokogiri-test:mri-2.6
+          file: oci-images/nokogiri-test/mri-2.6.dockerfile
+      - name: Log the image digest
+        run: echo ${{steps.docker_build.outputs.digest}}
+  mri_2_7:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: docker/setup-buildx-action@v1
+      - uses: docker/build-push-action@v2
+        id: docker_build
+        with:
+          push: true
+          tags: ghcr.io/sparklemotion/nokogiri-test:mri-2.7
+          file: oci-images/nokogiri-test/mri-2.7.dockerfile
+      - name: Log the image digest
+        run: echo ${{steps.docker_build.outputs.digest}}
+  mri_3_0:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: docker/setup-buildx-action@v1
+      - uses: docker/build-push-action@v2
+        id: docker_build
+        with:
+          push: true
+          tags: ghcr.io/sparklemotion/nokogiri-test:mri-3.0
+          file: oci-images/nokogiri-test/mri-3.0.dockerfile
+      - name: Log the image digest
+        run: echo ${{steps.docker_build.outputs.digest}}
+  truffle_nightly:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: docker/setup-buildx-action@v1
+      - uses: docker/build-push-action@v2
+        id: docker_build
+        with:
+          push: true
+          tags: ghcr.io/sparklemotion/nokogiri-test:truffle-nightly
+          file: oci-images/nokogiri-test/truffle-nightly.dockerfile
+      - name: Log the image digest
+        run: echo ${{steps.docker_build.outputs.digest}}

.gitignore

@@ -16,9 +16,6 @@
 /ports/
 /tmp/
 
-# containers for testing
-/oci-images/nokogiri-test/*.generated
-
 # code coverage
 /coverage/
 

oci-images/nokogiri-test/alpine.dockerfile

@@ -0,0 +1,21 @@
+FROM ruby:alpine3.12
+
+# prelude
+RUN apk update
+RUN apk add bash build-base
+
+# valgrind
+RUN apk add valgrind
+
+# libxml-et-al
+RUN apk add libxml2-dev libxslt-dev pkgconfig
+
+# -*- dockerfile -*-
+
+COPY Gemfile nokogiri/
+COPY Gemfile.lock nokogiri/
+COPY nokogiri.gemspec nokogiri/
+
+RUN gem install bundler -v "$(grep -A 1 "BUNDLED WITH" nokogiri/Gemfile.lock | tail -n 1)"
+RUN cd nokogiri && bundle install
+

oci-images/nokogiri-test/bionic.dockerfile

@@ -0,0 +1,28 @@
+FROM ubuntu:bionic
+
+# -*- dockerfile -*-
+
+ARG DEBIAN_FRONTEND=noninteractive
+RUN apt-get update
+RUN apt-get install -y apt-utils
+
+
+# -*- dockerfile -*-
+
+RUN apt-get install -y libxslt-dev libxml2-dev pkg-config
+
+
+# -*- dockerfile -*-
+
+RUN apt-get install -y ruby ruby-dev bundler
+
+
+# -*- dockerfile -*-
+
+COPY Gemfile nokogiri/
+COPY Gemfile.lock nokogiri/
+COPY nokogiri.gemspec nokogiri/
+
+RUN gem install bundler -v "$(grep -A 1 "BUNDLED WITH" nokogiri/Gemfile.lock | tail -n 1)"
+RUN cd nokogiri && bundle install
+

oci-images/nokogiri-test/bionic32.dockerfile

@@ -0,0 +1,28 @@
+FROM i386/ubuntu:bionic
+
+# -*- dockerfile -*-
+
+ARG DEBIAN_FRONTEND=noninteractive
+RUN apt-get update
+RUN apt-get install -y apt-utils
+
+
+# -*- dockerfile -*-
+
+RUN apt-get install -y libxslt-dev libxml2-dev pkg-config
+
+
+# -*- dockerfile -*-
+
+RUN apt-get install -y ruby ruby-dev bundler
+
+
+# -*- dockerfile -*-
+
+COPY Gemfile nokogiri/
+COPY Gemfile.lock nokogiri/
+COPY nokogiri.gemspec nokogiri/
+
+RUN gem install bundler -v "$(grep -A 1 "BUNDLED WITH" nokogiri/Gemfile.lock | tail -n 1)"
+RUN cd nokogiri && bundle install
+

oci-images/nokogiri-test/mri-2.5.dockerfile

@@ -0,0 +1,33 @@
+FROM ruby:2.5
+
+# -*- dockerfile -*-
+
+ARG DEBIAN_FRONTEND=noninteractive
+RUN apt-get update
+RUN apt-get install -y apt-utils
+
+
+# -*- dockerfile -*-
+
+RUN apt-get install -y valgrind
+
+
+# -*- dockerfile -*-
+
+RUN apt-get install -y libxslt-dev libxml2-dev pkg-config
+
+
+# -*- dockerfile -*-
+
+RUN gem install bundler
+
+
+# -*- dockerfile -*-
+
+COPY Gemfile nokogiri/
+COPY Gemfile.lock nokogiri/
+COPY nokogiri.gemspec nokogiri/
+
+RUN gem install bundler -v "$(grep -A 1 "BUNDLED WITH" nokogiri/Gemfile.lock | tail -n 1)"
+RUN cd nokogiri && bundle install
+

oci-images/nokogiri-test/mri-2.6.dockerfile

@@ -0,0 +1,33 @@
+FROM ruby:2.6
+
+# -*- dockerfile -*-
+
+ARG DEBIAN_FRONTEND=noninteractive
+RUN apt-get update
+RUN apt-get install -y apt-utils
+
+
+# -*- dockerfile -*-
+
+RUN apt-get install -y valgrind
+
+
+# -*- dockerfile -*-
+
+RUN apt-get install -y libxslt-dev libxml2-dev pkg-config
+
+
+# -*- dockerfile -*-
+
+RUN gem install bundler
+
+
+# -*- dockerfile -*-
+
+COPY Gemfile nokogiri/
+COPY Gemfile.lock nokogiri/
+COPY nokogiri.gemspec nokogiri/
+
+RUN gem install bundler -v "$(grep -A 1 "BUNDLED WITH" nokogiri/Gemfile.lock | tail -n 1)"
+RUN cd nokogiri && bundle install
+

oci-images/nokogiri-test/mri-2.7.dockerfile

@@ -0,0 +1,33 @@
+FROM ruby:2.7
+
+# -*- dockerfile -*-
+
+ARG DEBIAN_FRONTEND=noninteractive
+RUN apt-get update
+RUN apt-get install -y apt-utils
+
+
+# -*- dockerfile -*-
+
+RUN apt-get install -y valgrind
+
+
+# -*- dockerfile -*-
+
+RUN apt-get install -y libxslt-dev libxml2-dev pkg-config
+
+
+# -*- dockerfile -*-
+
+RUN gem install bundler
+
+
+# -*- dockerfile -*-
+
+COPY Gemfile nokogiri/
+COPY Gemfile.lock nokogiri/
+COPY nokogiri.gemspec nokogiri/
+
+RUN gem install bundler -v "$(grep -A 1 "BUNDLED WITH" nokogiri/Gemfile.lock | tail -n 1)"
+RUN cd nokogiri && bundle install
+

oci-images/nokogiri-test/mri-3.0.dockerfile

@@ -0,0 +1,33 @@
+FROM ruby:3.0
+
+# -*- dockerfile -*-
+
+ARG DEBIAN_FRONTEND=noninteractive
+RUN apt-get update
+RUN apt-get install -y apt-utils
+
+
+# -*- dockerfile -*-
+
+RUN apt-get install -y valgrind
+
+
+# -*- dockerfile -*-
+
+RUN apt-get install -y libxslt-dev libxml2-dev pkg-config
+
+
+# -*- dockerfile -*-
+
+RUN gem install bundler
+
+
+# -*- dockerfile -*-
+
+COPY Gemfile nokogiri/
+COPY Gemfile.lock nokogiri/
+COPY nokogiri.gemspec nokogiri/
+
+RUN gem install bundler -v "$(grep -A 1 "BUNDLED WITH" nokogiri/Gemfile.lock | tail -n 1)"
+RUN cd nokogiri && bundle install
+

oci-images/nokogiri-test/truffle-nightly.dockerfile

@@ -0,0 +1,33 @@
+FROM flavorjones/truffleruby:nightly
+
+# -*- dockerfile -*-
+
+ARG DEBIAN_FRONTEND=noninteractive
+RUN apt-get update
+RUN apt-get install -y apt-utils
+
+
+# -*- dockerfile -*-
+
+RUN apt-get install -y valgrind
+
+
+# -*- dockerfile -*-
+
+RUN apt-get install -y libxslt-dev libxml2-dev pkg-config
+
+
+# -*- dockerfile -*-
+
+RUN gem install bundler
+
+
+# -*- dockerfile -*-
+
+COPY Gemfile nokogiri/
+COPY Gemfile.lock nokogiri/
+COPY nokogiri.gemspec nokogiri/
+
+RUN gem install bundler -v "$(grep -A 1 "BUNDLED WITH" nokogiri/Gemfile.lock | tail -n 1)"
+RUN cd nokogiri && bundle install
+