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Ensure that errors during startup are written to the logs and the console. (#10191)

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* Defer stdio redirection until we are about to start the reactor

* Catch and handle exceptions during startup
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Richard van der Hoff 2021-06-21 11:41:25 +01:00 • committed by GitHub
parent 7c536d0fef
commit 107c06081f
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5 changed files with 55 additions and 16 deletions
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22
synapse/app/generic_worker.py
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@ -32,7 +32,12 @@ from synapse.api.urls import (
SERVER_KEY_V2_PREFIX,
)
from synapse.app import _base
from synapse.app._base import max_request_body_size, register_start
from synapse.app._base import (
handle_startup_exception,
max_request_body_size,
redirect_stdio_to_logs,
register_start,
)
from synapse.config._base import ConfigError
from synapse.config.homeserver import HomeServerConfig
from synapse.config.logger import setup_logging
@ -469,14 +474,21 @@ def start(config_options):
setup_logging(hs, config, use_worker_options=True)
hs.setup()
try:
hs.setup()
# Ensure the replication streamer is always started in case we write to any
# streams. Will no-op if no streams can be written to by this worker.
hs.get_replication_streamer()
# Ensure the replication streamer is always started in case we write to any
# streams. Will no-op if no streams can be written to by this worker.
hs.get_replication_streamer()
except Exception as e:
handle_startup_exception(e)
register_start(_base.start, hs)
# redirect stdio to the logs, if configured.
if not hs.config.no_redirect_stdio:
redirect_stdio_to_logs()
_base.start_worker_reactor("synapse-generic-worker", config)