ci: Added cuda image (Arch Linux based)

.github/workflows/images.yml

@@ -28,6 +28,7 @@ jobs:
       matrix:
         cfg:
           - { name: Arch Linux,       id: arch     }
+          - { name: CUDA (on Arch),   id: cuda     }
           - { name: Fedora,           id: fedora   }
           - { name: OpenSUSE,         id: opensuse }
           - { name: Ubuntu Eoan,      id: eoan     }

.github/workflows/os_comp.yml

@@ -35,13 +35,15 @@ jobs:
       fail-fast: false
       matrix:
         cfg:
-          - { name: Arch Linux, id: arch     }
-          - { name: Fedora,     id: fedora   }
-          - { name: OpenSUSE,   id: opensuse }
+          - { name: Arch Linux,       id: arch     }
+          - { name: CUDA (on Arch),   id: cuda     }
+          - { name: Fedora,           id: fedora   }
+          - { name: OpenSUSE,         id: opensuse }
     container: mesonbuild/${{ matrix.cfg.id }}:latest
     steps:
     - uses: actions/checkout@v1
     - name: Run tests
       # All environment variables are stored inside the docker image in /ci/env_vars.sh
-      # They are defined in the `env` section in each image.json
-      run: bash -c "source /ci/env_vars.sh; cd $GITHUB_WORKSPACE; ./run_tests.py"
+      # They are defined in the `env` section in each image.json. CI_ARGS should be set
+      # via the `args` array ub the image.json
+      run: bash -c "source /ci/env_vars.sh; cd $GITHUB_WORKSPACE; ./run_tests.py $CI_ARGS"

ci/ciimage/build.py

@@ -26,6 +26,7 @@ class ImageDef:
         assert isinstance(data['env'],  dict)
 
         self.base_image: str = data['base_image']
+        self.args: T.List[str] = data.get('args', [])
         self.env: T.Dict[str, str] = data['env']
 
 class BuilderBase():
@@ -64,6 +65,9 @@ class Builder(BuilderBase):
         out_file = self.temp_dir / 'env_vars.sh'
         out_data = ''
 
+        # run_tests.py parameters
+        self.image_def.env['CI_ARGS'] = ' '.join(self.image_def.args)
+
         for key, val in self.image_def.env.items():
             out_data += f'export {key}="{val}"\n'
 
@@ -153,7 +157,7 @@ class ImageTester(BuilderBase):
 
             test_cmd = [
                 self.docker, 'run', '--rm', '-t', 'meson_test_image',
-                '/usr/bin/bash', '-c', 'source /ci/env_vars.sh; cd meson; ./run_tests.py'
+                '/usr/bin/bash', '-c', 'source /ci/env_vars.sh; cd meson; ./run_tests.py $CI_ARGS'
             ]
             if subprocess.run(test_cmd).returncode != 0:
                 raise RuntimeError('Running tests failed')

ci/ciimage/cuda/image.json

@@ -0,0 +1,5 @@
+{
+  "base_image": "archlinux:latest",
+  "args": ["--only", "cuda"],
+  "env": {}
+}

ci/ciimage/cuda/install.sh

@@ -0,0 +1,18 @@
+#!/bin/bash
+
+set -e
+
+pkgs=(
+  python python-setuptools python-wheel python-pytest-xdist python-jsonschema
+  ninja gcc gcc-objc git cmake
+  cuda zlib pkgconf
+)
+
+PACMAN_OPTS='--needed --noprogressbar --noconfirm'
+
+pacman -Syu $PACMAN_OPTS "${pkgs[@]}"
+
+# Manually remove cache to avoid GitHub space restrictions
+rm -rf /var/cache/pacman
+
+echo "source /etc/profile.d/cuda.sh" >> /ci/env_vars.sh