fix: trigger downstream experiment validation

.github/workflows/experiment_validation.yml

@@ -12,7 +12,10 @@ name: Experiment Validation
 jobs:
   validate:
     if: contains(github.event.issue.labels.*.name, 'monthly-optimization-task') || inputs.issue_number != ''
-    runs-on: ubuntu-latest
+    runs-on:
+      - self-hosted
+      - Linux
+      - X64
     permissions:
       contents: read
       issues: write

.github/workflows/monthly_optimization_planner.yml

@@ -212,6 +212,65 @@ jobs:
               print(f"issue_number={fanout.get('issue_number') or ''}", file=output)
           PY
 
+      - name: Trigger BinancePlatform experiment validation by label
+        if: steps.downstream_experiment_target.outputs.should_dispatch == 'true'
+        env:
+          GITHUB_TOKEN: ${{ secrets.CROSS_REPO_GITHUB_TOKEN }}
+          TARGET_REPO: ${{ inputs.downstream_repo }}
+          ISSUE_NUMBER: ${{ steps.downstream_experiment_target.outputs.issue_number }}
+        run: |
+          python3 - <<'PY'
+          import json
+          import os
+          import urllib.error
+          import urllib.parse
+          import urllib.request
+
+          token = os.environ["GITHUB_TOKEN"]
+          repo = os.environ["TARGET_REPO"]
+          issue_number = os.environ["ISSUE_NUMBER"]
+          label_name = "experiment-validation"
+          api_base = f"https://api.github.com/repos/{repo}"
+          headers = {
+              "Authorization": f"Bearer {token}",
+              "Accept": "application/vnd.github+json",
+              "X-GitHub-Api-Version": "2022-11-28",
+              "User-Agent": "monthly-optimization-planner",
+          }
+
+          def request_json(method: str, url: str, payload: dict | None = None):
+              data = None
+              if payload is not None:
+                  data = json.dumps(payload).encode("utf-8")
+              request = urllib.request.Request(url, data=data, method=method, headers=headers)
+              with urllib.request.urlopen(request) as response:
+                  raw = response.read().decode("utf-8")
+              return json.loads(raw) if raw else {}
+
+          label_path = urllib.parse.quote(label_name, safe="")
+          try:
+              request_json("GET", f"{api_base}/labels/{label_path}")
+          except urllib.error.HTTPError as exc:
+              if exc.code != 404:
+                  raise
+              request_json(
+                  "POST",
+                  f"{api_base}/labels",
+                  {
+                      "name": label_name,
+                      "color": "1D76DB",
+                      "description": "Trigger experiment validation for monthly optimization tasks",
+                  },
+              )
+
+          issue = request_json("GET", f"{api_base}/issues/{issue_number}")
+          existing_labels = [label["name"] for label in issue.get("labels", [])]
+          if label_name in existing_labels:
+              request_json("DELETE", f"{api_base}/issues/{issue_number}/labels/{label_path}")
+          request_json("POST", f"{api_base}/issues/{issue_number}/labels", {"labels": [label_name]})
+          print(f"Toggled {label_name} on issue #{issue_number} in {repo}")
+          PY
+
       - name: Dispatch BinancePlatform experiment validation
         if: steps.downstream_experiment_target.outputs.should_dispatch == 'true'
         env:

tests/test_experiment_validation_workflow_config.py

@@ -15,6 +15,7 @@ def test_workflow_runs_shadow_build_and_posts_comment(self) -> None:
         self.assertIn("issues:", workflow)
         self.assertIn("workflow_dispatch:", workflow)
         self.assertIn("issue_number:", workflow)
+        self.assertIn("self-hosted", workflow)
         self.assertIn("prepare_experiment_validation.py", workflow)
         self.assertIn("download_history.py", workflow)
         self.assertIn("run_monthly_shadow_build.py", workflow)

tests/test_monthly_optimization_planner_workflow_config.py

@@ -32,6 +32,8 @@ def test_planner_workflow_downloads_artifacts_posts_issue_and_fans_out_tasks(sel
         self.assertIn("Resolve upstream experiment validation target", workflow)
         self.assertIn("Dispatch CryptoLeaderRotation experiment validation", workflow)
         self.assertIn("Resolve downstream experiment validation target", workflow)
+        self.assertIn("Trigger BinancePlatform experiment validation by label", workflow)
+        self.assertIn("experiment-validation", workflow)
         self.assertIn("Dispatch BinancePlatform experiment validation", workflow)
         self.assertIn("gh workflow run experiment_validation.yml", workflow)
         self.assertIn("--allow-permission-skip", workflow)