ci: use Docker for Travis Continuous Integration

.dockerignore

@@ -0,0 +1,2 @@
+build
+.git

.travis.yml

@@ -1,32 +1,38 @@
-sudo: required
-dist: trusty
-language: generic
-env:
-  - CXX=g++-5 CC=gcc-5
-addons:
-  apt:
-    sources:
-      - ubuntu-toolchain-r-test
-    packages:
-      - g++-5
-      - libbullet-dev
-      - libsdl2-dev
-      - libglm-dev
-      - libopenal-dev
-      - libavcodec-dev
-      - libavformat-dev
-      - libboost-filesystem-dev
-      - libboost-program-options-dev
-      # Dependencies for BUILD_TESTS
-      - libboost-test-dev
-      # Dependencies for BUILD_VIEWER
-      - qt5-default
-      - libqt5opengl5-dev
+language: cpp
+
 git:
     depth: 3
-script:
-    - ctest -S cmake/ctest/travis_script.ctest -VV -DSRC_DIR=. -DBIN_DIR=build
-    - if [ -f FATAL_ERROR ]; then printf "Fatal failure detected.\nExiting with non-zero result code.\n"; exit 1; fi
+
+matrix:
+  include:
+  - os: linux
+    env: NAME="Ubuntu Linux (Latest)"
+    services: docker
+    script:
+      - scripts/docker/docker_travis.sh "ubuntu_latest.docker"
+  - os: linux
+    env: NAME="Fedora Linux (Latest)"
+    services: docker
+    script:
+      - scripts/docker/docker_travis.sh "fedora_latest.docker"
+  - os: linux
+    env: NAME="Arch Linux (Latest)"
+    services: docker
+    script:
+      - scripts/docker/docker_travis.sh "arch_latest.docker"
+  - os: osx
+    env: NAME="Apple MacOS"
+    osx_image: xcode9.2
+    install:
+      - brew update
+      - brew upgrade
+      - brew install boost cmake bullet ffmpeg glm openal-soft qt5 sdl2
+      - export PATH="/usr/local/opt/openal-soft/bin:/usr/local/opt/qt/bin:$PATH"
+      - export PKG_CONFIG_PATH=/usr/local/opt/openal-soft/lib/pkgconfig
+    script:
+      - mkdir -p "$TRAVIS_BUILD_DIR/build"
+      - ctest -S "$TRAVIS_BUILD_DIR/cmake/ctest/travis_script.ctest" -VV -DSRC_DIR="$TRAVIS_BUILD_DIR" -DBIN_DIR="$TRAVIS_BUILD_DIR/build"
+
 notifications:
     email: false
 #    irc:

scripts/docker/arch_latest.docker

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+FROM base/archlinux
+
+RUN pacman -Syy --noconfirm \
+    core/gcc \
+    make \
+    extra/boost \
+    extra/cmake \
+    extra/ffmpeg \
+    extra/bullet \
+    community/glm \
+    extra/openal \
+    extra/sdl2 \
+    extra/qt5-base
+
+CMD ["/bin/bash"]

scripts/docker/docker_tool.py

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+#!/usr/bin/env python3
+
+import argparse
+import os
+from pathlib import Path
+import pwd
+import subprocess
+
+docker_dir = Path(__file__).absolute().parent
+docker_files = list(docker_dir.glob('*.docker'))
+openrw_dir = docker_dir.parents[1]
+openrw_build_dir = openrw_dir / 'build'
+assert((openrw_dir/'CMakeLists.txt').exists())
+
+
+def sub_run(args):
+    print('Executing', args)
+    subprocess.check_call(args)
+
+
+def build(ns: argparse.Namespace):
+    docker_file = docker_dir / ns.distribution
+    assert(docker_file.exists())
+    sub_run(['docker', 'build', '-t', ns.tag, '-f', str(docker_file), str(openrw_dir)])
+
+
+def create(ns: argparse.Namespace):
+    # name: str, tag: str, build_subdir: str, uid: typing.Union[None, int], username: str):
+    build_dir = openrw_build_dir / ns.build_subdir
+    if not build_dir.exists():
+        build_dir.mkdir()
+    env_args = [a for e in ns.env for a in ('-e', e)]
+    run_args = ['docker', 'run',
+                    '-v', '{}:/src:ro,z'.format(str(openrw_dir)),
+                    '-v', '{}:/build:rw,z'.format(str(build_dir)) ] + \
+               env_args + ['--name', ns.name, '-d', ns.tag, 'sleep', 'infinity']
+    sub_run(run_args)
+    if ns.uid is None:
+        ns.uid = os.getuid()
+    gid = pwd.getpwuid(ns.uid).pw_gid
+    sub_run(['docker', 'exec', ns.name, 'groupadd', '--gid', str(gid), ns.username])
+    sub_run(['docker', 'exec', ns.name, 'useradd', '--create-home',
+                    '--uid', str(ns.uid), '-g', ns.username, ns.username])
+
+
+def exec(ns: argparse.Namespace):
+    if ns.ARGUMENTS:
+        run_args = ['docker', 'exec', '-u', ns.username, ns.name ] + ns.ARGUMENTS
+    else:
+        run_args = ['docker', 'exec', '-ti', '-u', ns.username, ns.name, '/bin/bash']
+    sub_run(run_args)
+
+
+def main():
+    parser = argparse.ArgumentParser()
+    subparser = parser.add_subparsers()
+
+    build_parser = subparser.add_parser('build')
+    build_parser.add_argument('-d', '--distribution', required=True, choices=tuple(df.name for df in docker_files),
+                              help='which Docker image to build')
+    build_parser.add_argument('-t', '--tag', required=True, help='Docker image name')
+    build_parser.set_defaults(func=build)
+
+    create_parser = subparser.add_parser('create')
+    create_parser.add_argument('-e', '--env', default=[], nargs=argparse.ONE_OR_MORE, help='Add environment variables')
+    create_parser.add_argument('-n', '--name', required=True, help='Name of the container')
+    create_parser.add_argument('-b', '--build_subdir', default='.', help='/build subdir')
+    create_parser.add_argument('-t', '--tag', required=True, help='Docker image name')
+    create_parser.add_argument('-u', '--uid', type=int, default=None, help='uid of the user to add to the Docker image')
+    create_parser.add_argument('-U', '--username', type=str, required=True, help='name of the user to add to the Docker image')
+    create_parser.set_defaults(func=create)
+
+    exec_parser = subparser.add_parser('exec')
+    exec_parser.add_argument('ARGUMENTS', nargs=argparse.ZERO_OR_MORE)
+    exec_parser.add_argument('-n', '--name', required=True, help='Name of the container')
+    exec_parser.add_argument('-U', '--username', type=str, required=True, help='username to execute commands as')
+    exec_parser.set_defaults(func=exec)
+
+    ns = parser.parse_args()
+    if not hasattr(ns, 'func'):
+        parser.error('Need an action to perform')
+    ns.func(ns)
+
+if __name__ == '__main__':
+    main()

scripts/docker/docker_travis.sh

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+#!/bin/bash
+
+curdir=$(dirname "$(readlink -f "$0")")
+
+docker=$1
+
+# Build docker image
+"$curdir/docker_tool.py" build -d "$docker" -t openrw_build_image
+
+# Start docker container + add travis user
+"$curdir/docker_tool.py" create -t openrw_build_image -n openrw_builder -U travis -e XDG_RUNTIME_DIR=/tmp CI=$CI TRAVIS=$TRAVIS TRAVIS_COMMIT=$TRAVIS_COMMIT TRAVIS_EVENT_TYPE=$TRAVIS_EVENT_TYPE TRAVIS_REPO_SLUG=$TRAVIS_REPO_SLUG TRAVIS_BRANCH=$TRAVIS_BRANCH
+
+# execute test
+"$curdir/docker_tool.py" exec -n openrw_builder -U travis -- /bin/bash -c "ctest -S /src/cmake/ctest/travis_script.ctest -VV -DSRC_DIR=/src -DBIN_DIR=/build"

scripts/docker/fedora_latest.docker

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+FROM fedora:latest
+
+# ffmpeg-devel needs rpmfusion
+RUN dnf install -y https://download1.rpmfusion.org/free/fedora/rpmfusion-free-release-$(rpm -E %fedora).noarch.rpm \
+    https://download1.rpmfusion.org/nonfree/fedora/rpmfusion-nonfree-release-$(rpm -E %fedora).noarch.rpm
+
+RUN dnf update -y \
+    && dnf install -y \
+        boost-devel \
+        gcc gcc-c++ \
+        boost-devel \
+        cmake \
+        bullet-devel \
+        ffmpeg-devel \
+        glm-devel \
+        openal-soft-devel \
+        SDL2-devel \
+        qt5-devel
+
+CMD ["/bin/bash"]

scripts/docker/ubuntu_latest.docker

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+FROM ubuntu:rolling
+
+RUN apt-get update \
+    && apt-get install --no-install-recommends --no-upgrade -y \
+        build-essential \
+        cmake \
+        gcc-7 \
+        g++-7 \
+        libavcodec-dev \
+        libavformat-dev \
+        libboost-filesystem-dev \
+        libboost-program-options-dev \
+        libbullet-dev \
+        libglm-dev \
+        libopenal-dev \
+        libsdl2-dev \
+        libboost-test-dev \
+        libqt5opengl5-dev \
+        iwyu \
+        qt5-default
+
+CMD ["/bin/bash"]