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show backend subprocess logs by default

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This commit is contained in:
Daulet Amirkhanov 2025-09-11 19:20:23 +01:00
parent be73e2ee41
commit 49d154912a
1 changed files with 4 additions and 7 deletions
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11
cognee/api/v1/ui/ui.py
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@ -393,9 +393,9 @@ def start_ui(
"--port", "--port",
str(backend_port), str(backend_port),
], ],
stdout=subprocess.PIPE, # Inherit stdout/stderr from parent process to show logs
stderr=subprocess.PIPE, stdout=None,
text=True, stderr=None,
preexec_fn=os.setsid if hasattr(os, "setsid") else None, preexec_fn=os.setsid if hasattr(os, "setsid") else None,
) )
@ -405,10 +405,7 @@ def start_ui(
time.sleep(2) time.sleep(2)
if backend_process.poll() is not None: if backend_process.poll() is not None:
stdout, stderr = backend_process.communicate() logger.error("Backend server failed to start - process exited early")
logger.error("Backend server failed to start:")
logger.error(f"stdout: {stdout}")
logger.error(f"stderr: {stderr}")
return None return None
logger.info(f"✓ Backend API started at http://{backend_host}:{backend_port}") logger.info(f"✓ Backend API started at http://{backend_host}:{backend_port}")