fix: isolate Playwright CLI browser sessions per agent in parallel mode

Set unique PLAYWRIGHT_CLI_SESSION environment variable for each spawned
agent subprocess to prevent concurrent agents from sharing a single
browser instance and interfering with each other's navigation.

- _spawn_coding_agent: session named "coding-{feature_id}"
- _spawn_coding_agent_batch: session named "coding-{primary_id}"
- _spawn_testing_agent: session named "testing-{counter}" using an
  incrementing counter (since multiple testing agents can test
  overlapping features, feature ID alone isn't sufficient)

Previously, after migrating from Playwright MCP to CLI, all parallel
agents shared the default browser session, causing them to navigate
away from each other's pages.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
This commit is contained in:
Auto
2026-02-11 18:48:19 +02:00
parent 81e8c37f29
commit 8a934c3374

View File

@@ -194,6 +194,7 @@ class ParallelOrchestrator:
# Legacy alias for backward compatibility
self.running_agents = self.running_coding_agents
self.abort_events: dict[int, threading.Event] = {}
self._testing_session_counter = 0
self.is_running = False
# Track feature failures to prevent infinite retry loops
@@ -846,7 +847,7 @@ class ParallelOrchestrator:
"encoding": "utf-8",
"errors": "replace",
"cwd": str(self.project_dir), # Run from project dir so CLI creates .claude/ in project
"env": {**os.environ, "PYTHONUNBUFFERED": "1", "NODE_COMPILE_CACHE": ""},
"env": {**os.environ, "PYTHONUNBUFFERED": "1", "NODE_COMPILE_CACHE": "", "PLAYWRIGHT_CLI_SESSION": f"coding-{feature_id}"},
}
if sys.platform == "win32":
popen_kwargs["creationflags"] = subprocess.CREATE_NO_WINDOW
@@ -909,7 +910,7 @@ class ParallelOrchestrator:
"encoding": "utf-8",
"errors": "replace",
"cwd": str(self.project_dir), # Run from project dir so CLI creates .claude/ in project
"env": {**os.environ, "PYTHONUNBUFFERED": "1", "NODE_COMPILE_CACHE": ""},
"env": {**os.environ, "PYTHONUNBUFFERED": "1", "NODE_COMPILE_CACHE": "", "PLAYWRIGHT_CLI_SESSION": f"coding-{primary_id}"},
}
if sys.platform == "win32":
popen_kwargs["creationflags"] = subprocess.CREATE_NO_WINDOW
@@ -1013,8 +1014,9 @@ class ParallelOrchestrator:
"encoding": "utf-8",
"errors": "replace",
"cwd": str(self.project_dir), # Run from project dir so CLI creates .claude/ in project
"env": {**os.environ, "PYTHONUNBUFFERED": "1", "NODE_COMPILE_CACHE": ""},
"env": {**os.environ, "PYTHONUNBUFFERED": "1", "NODE_COMPILE_CACHE": "", "PLAYWRIGHT_CLI_SESSION": f"testing-{self._testing_session_counter}"},
}
self._testing_session_counter += 1
if sys.platform == "win32":
popen_kwargs["creationflags"] = subprocess.CREATE_NO_WINDOW