[ci] support artifact mount for all containers

.buildkite/build.rayci.yml

@@ -52,6 +52,7 @@ steps:
       - python
       - core_cpp
     job_env: WINDOWS
+    mount_windows_artifacts: true
     instance_type: windows
     commands:
       - export BUILD_ONE_PYTHON_ONLY={{matrix}}

.buildkite/core.rayci.yml

@@ -46,6 +46,7 @@ steps:
   - label: ":ray: core: :windows: python tests"
     tags: python
     job_env: WINDOWS
+    mount_windows_artifacts: true
     instance_type: windows
     parallelism: 5
     commands:
@@ -260,6 +261,7 @@ steps:
   - label: ":ray: core: :windows: cpp tests"
     tags: core_cpp
     job_env: WINDOWS
+    mount_windows_artifacts: true
     instance_type: windows
     commands:
       - bash ci/ray_ci/windows/install_tools.sh

.buildkite/hooks/pre-command

@@ -25,8 +25,15 @@ if [ -d "/tmp/artifacts" ]; then
     find /tmp/artifacts -print || true
 fi
 
-echo "Creating var/ artifact directory..."
-docker run --rm -v /tmp/artifacts:/artifact-mount alpine:latest /bin/sh -c 'chown -R 2000 /artifact-mount/' || true
+echo "Creating artifact directory..."
+if [[ "${OSTYPE}" == linux* ]]; then
+  docker run --rm -v /tmp/artifacts:/artifact-mount alpine:latest /bin/sh -c 'chown -R 2000 /artifact-mount/' || true
+elif [[ "${OSTYPE}" == msys ]]; then
+  if [[ -d "/c/tmp/artifacts" ]]; then
+    rm -rf /c/tmp/artifacts/*
+  fi
+  mkdir -p /c/tmp/artifacts
+fi
 
 
 RAYCI_CHECKOUT_DIR="$(pwd)"

.buildkite/ml.rayci.yml

@@ -217,6 +217,7 @@ steps:
     tags:
       - train
     job_env: WINDOWS
+    mount_windows_artifacts: true
     instance_type: windows
     commands:
       - bash ci/ray_ci/windows/install_tools.sh

.buildkite/others.rayci.yml

@@ -38,6 +38,7 @@ steps:
   - label: "flaky :windows: tests"
     tags: skip-on-premerge
     job_env: WINDOWS
+    mount_windows_artifacts: true
     instance_type: windows
     commands:
       - bash ci/ray_ci/windows/install_tools.sh

.buildkite/serve.rayci.yml

@@ -69,6 +69,7 @@ steps:
   - label: ":ray-serve: serve: :windows: tests"
     tags: serve
     job_env: WINDOWS
+    mount_windows_artifacts: true
     instance_type: windows
     parallelism: 2
     commands:

.buildkite/serverless.rayci.yml

@@ -22,6 +22,7 @@ steps:
   - label: ":serverless: serverless: :windows: tests"
     tags: python
     job_env: WINDOWS
+    mount_windows_artifacts: true
     instance_type: windows
     commands:
       - bash ci/ray_ci/windows/install_tools.sh

ci/ray_ci/container.py

@@ -3,7 +3,7 @@
 import subprocess
 import sys
 
-from typing import List, Optional
+from typing import List, Tuple, Optional
 
 _DOCKER_ECR_REPO = os.environ.get(
     "RAYCI_WORK_REPO",
@@ -76,7 +76,15 @@ def get_run_command(
         :param script: script to run in container
         :param gpu_ids: ids of gpus on the host machine
         """
-        command = ["docker", "run", "-i", "--rm"]
+        artifact_mount_host, artifact_mount_container = self.get_artifact_mount()
+        command = [
+            "docker",
+            "run",
+            "-i",
+            "--rm",
+            "--volume",
+            f"{artifact_mount_host}:{artifact_mount_container}",
+        ]
         for env in self.envs:
             command += ["--env", env]
         if network:
@@ -99,3 +107,10 @@ def get_run_command_extra_args(
         gpu_ids: Optional[List[int]] = None,
     ) -> List[str]:
         pass
+
+    @abc.abstractmethod
+    def get_artifact_mount(self) -> Tuple[str, str]:
+        """
+        Get artifact mount path on host and container
+        """
+        pass

ci/ray_ci/linux_container.py

@@ -1,7 +1,7 @@
 import os
 import subprocess
 import sys
-from typing import List, Optional
+from typing import List, Tuple, Optional
 
 from ci.ray_ci.container import Container
 
@@ -73,3 +73,6 @@ def get_run_command_extra_args(
         ]
 
         return extra_args
+
+    def get_artifact_mount(self) -> Tuple[str, str]:
+        return ("/tmp/artifacts", "/artifact-mount")

ci/ray_ci/test_windows_container.py

@@ -30,8 +30,8 @@ def _mock_subprocess(inputs: List[str], stdout, stderr) -> None:
             "-t",
             image,
             "-f",
-            "c:\\workdir\\ci\\ray_ci\\windows\\tests.env.Dockerfile",
-            "c:\\workdir",
+            "C:\\workdir\\ci\\ray_ci\\windows\\tests.env.Dockerfile",
+            "C:\\workdir",
         ]
 
 
@@ -41,11 +41,14 @@ def test_get_run_command() -> None:
     for env in _DOCKER_ENV:
         envs.extend(["--env", env])
 
+    artifact_mount_host, artifact_mount_container = container.get_artifact_mount()
     assert container.get_run_command(["hi", "hello"]) == [
         "docker",
         "run",
         "-i",
         "--rm",
+        "--volume",
+        f"{artifact_mount_host}:" f"{artifact_mount_container}",
     ] + envs + [
         "029272617770.dkr.ecr.us-west-2.amazonaws.com/rayproject/citemp:unknown-test",
         "bash",

ci/ray_ci/windows_container.py

@@ -1,7 +1,7 @@
 import os
 import subprocess
 import sys
-from typing import List, Optional
+from typing import List, Tuple, Optional
 
 from ci.ray_ci.container import Container
 
@@ -21,8 +21,8 @@ def install_ray(self, build_type: Optional[str] = None) -> List[str]:
                 "-t",
                 self._get_docker_image(),
                 "-f",
-                "c:\\workdir\\ci\\ray_ci\\windows\\tests.env.Dockerfile",
-                "c:\\workdir",
+                "C:\\workdir\\ci\\ray_ci\\windows\\tests.env.Dockerfile",
+                "C:\\workdir",
             ],
             stdout=sys.stdout,
             stderr=sys.stderr,
@@ -37,3 +37,6 @@ def get_run_command_extra_args(
     ) -> List[str]:
         assert not gpu_ids, "Windows does not support gpu ids"
         return []
+
+    def get_artifact_mount(self) -> Tuple[str, str]:
+        return ("C:\\tmp\\artifacts", "C:\\artifact-mount")