GitHub Actions: Add CentOS/Fedora cases.

* Migrate CentOS case in Travis to GitHub Actions.
* Add Fedora cases as allow failure.

.dockerignore

@@ -0,0 +1,6 @@
+*.bundle
+Gemfile.lock
+spec/configuration.yml
+spec/my.cnf
+tmp
+vendor

.github/workflows/container.yml

@@ -0,0 +1,32 @@
+# Test Linux distributions with a container not on GitHub Actions.
+name: Container
+on: [push, pull_request]
+jobs:
+  build:
+    name: >-
+      ${{ matrix.distro }} ${{ matrix.image }}
+    runs-on: ubuntu-20.04 # focal
+    continue-on-error: ${{ matrix.allow-failure }}
+    strategy:
+      matrix:
+        include:
+          - {distro: centos, image: 'centos:7', allow-failure: false}
+          # Fedora latest stable version
+          # Allow failure due to the following test failures.
+          # https://github.com/brianmario/mysql2/issues/965
+          - {distro: fedora, image: 'fedora:latest', allow-failure: true}
+          # Fedora development version
+          # Allow failure due to the following test failures.
+          # https://github.com/brianmario/mysql2/issues/1152
+          - {distro: fedora, image: 'fedora:rawhide', allow-failure: true}
+      # On the fail-fast: true, it cancels all in-progress jobs
+      # if any matrix job fails unlike Travis fast_finish.
+      fail-fast: false
+    steps:
+      - uses: actions/checkout@v2
+      - run: docker build -t mysql2 -f .travis_Dockerfile_${{ matrix.distro }} --build-arg IMAGE=${{ matrix.image }} .
+      # Add the "--cap-add=... --security-opt seccomp=..." options
+      # as a temporary workaround to avoid the following issue
+      # on the Fedora >= 34 containers.
+      # https://bugzilla.redhat.com/show_bug.cgi?id=1900021
+      - run: docker run --add-host=mysql2gem.example.com:127.0.0.1 -t --cap-add=SYS_PTRACE --security-opt seccomp=unconfined mysql2

.github/workflows/test.yml → .github/workflows/ubuntu.yml

@@ -1,4 +1,4 @@
-name: Test
+name: Ubuntu
 on: [push, pull_request]
 jobs:
   build:

.travis.yml

@@ -1,6 +1,5 @@
 sudo: required
 dist: trusty
-services: docker
 language: ruby
 bundler_args: --without benchmarks development
 # Pin Rubygems to a working version. Sometimes it breaks upstream. Update now and then.
@@ -56,11 +55,6 @@ matrix:
       addons:
         hosts:
           - mysql2gem.example.com
-    - rvm: 2.4
-      env: DOCKER=centos
-      before_install: true
-      install: docker build -t mysql2 -f .travis_Dockerfile_centos .
-      script: docker run --add-host=mysql2gem.example.com:127.0.0.1 -t mysql2
   fast_finish: true
   allow_failures:
     - os: osx

.travis_Dockerfile_centos

@@ -1,23 +1,25 @@
-FROM centos:7
+ARG IMAGE=centos:7
+FROM ${IMAGE}
 
 WORKDIR /build
 COPY . .
 
-RUN yum -y update
-RUN yum -y install epel-release
+RUN cat /etc/redhat-release
+RUN yum -yq update
+RUN yum -yq install epel-release
 # The options are to install faster.
-RUN yum -y install \
+RUN yum -yq install \
   --setopt=deltarpm=0 \
   --setopt=install_weak_deps=false \
   --setopt=tsflags=nodocs \
-  mariadb-server \
-  mariadb-devel \
-  ruby-devel \
-  git \
   gcc \
   gcc-c++ \
-  make
-RUN gem install --no-document "rubygems-update:~>2.7" && update_rubygems
+  git \
+  make \
+  mariadb-devel \
+  mariadb-server \
+  ruby-devel
+RUN gem install --no-document "rubygems-update:~>2.7" && update_rubygems > /dev/null
 RUN gem install --no-document "bundler:~>1.17"
 
-CMD sh .travis_centos.sh
+CMD bash .travis_container.sh

.travis_Dockerfile_fedora

@@ -0,0 +1,25 @@
+ARG IMAGE=fedora:latest
+FROM ${IMAGE}
+
+WORKDIR /build
+COPY . .
+
+RUN cat /etc/fedora-release
+RUN dnf -yq update
+# The options are to install faster.
+RUN dnf -yq install \
+  --setopt=deltarpm=0 \
+  --setopt=install_weak_deps=false \
+  --setopt=tsflags=nodocs \
+  gcc \
+  git \
+  gcc-c++ \
+  make \
+  mariadb-connector-c-devel \
+  mariadb-server \
+  redhat-rpm-config \
+  ruby-devel \
+  rubygem-bigdecimal \
+  rubygem-bundler
+
+CMD bash .travis_container.sh

.travis_centos.sh → .travis_container.sh

@@ -2,12 +2,10 @@
 
 set -eux
 
-# Start mysqld service.
-sh .travis_setup_centos.sh
-
+ruby -v
 bundle install --path vendor/bundle --without benchmarks development
 
-# USER environment value is not set as a default in the container environment.
-export USER=root
+# Start mysqld service.
+bash .travis_setup_container.sh
 
 bundle exec rake

.travis_setup_centos.sh → .travis_setup_container.sh

@@ -4,18 +4,14 @@ set -eux
 
 MYSQL_TEST_LOG="$(pwd)/mysql.log"
 
-# mysql_install_db uses wrong path for resolveip
-# https://jira.mariadb.org/browse/MDEV-18563
-# https://travis-ci.org/brianmario/mysql2/jobs/615263124#L2840
-ln -s "$(command -v resolveip)" /usr/libexec/resolveip
-
 mysql_install_db \
   --log-error="${MYSQL_TEST_LOG}"
 /usr/libexec/mysqld \
-  --user=root \
+  --user="$(id -un)" \
   --log-error="${MYSQL_TEST_LOG}" \
   --ssl &
 sleep 3
 cat ${MYSQL_TEST_LOG}
 
+/usr/libexec/mysqld --version
 mysql -u root -e 'CREATE DATABASE IF NOT EXISTS test'

tasks/rspec.rake

@@ -30,14 +30,18 @@ rescue LoadError
   puts "rspec, or one of its dependencies, is not available. Install it with: sudo gem install rspec"
 end
 
+# Get the value from `id` command as the environment variable USER is
+# not defined in a container.
+user_name = ENV['USER'] || `id -un`.rstrip
+
 file 'spec/configuration.yml' => 'spec/configuration.yml.example' do |task|
   CLEAN.exclude task.name
   src_path = File.expand_path("../../#{task.prerequisites.first}", __FILE__)
   dst_path = File.expand_path("../../#{task.name}", __FILE__)
 
   File.open(dst_path, 'w') do |dst_file|
     File.open(src_path).each_line do |line|
-      dst_file.write line.gsub(/LOCALUSERNAME/, ENV['USER'])
+      dst_file.write line.gsub(/LOCALUSERNAME/, user_name)
     end
   end
 end
@@ -49,7 +53,7 @@ file 'spec/my.cnf' => 'spec/my.cnf.example' do |task|
 
   File.open(dst_path, 'w') do |dst_file|
     File.open(src_path).each_line do |line|
-      dst_file.write line.gsub(/LOCALUSERNAME/, ENV['USER'])
+      dst_file.write line.gsub(/LOCALUSERNAME/, user_name)
     end
   end
 end