Files
Agent-n8n/n8n-n8n-1.109.2/packages/@n8n/task-runner-python/src/constants.py
2025-09-08 04:48:28 +08:00

49 lines
1.6 KiB
Python
Executable File

# Messages
BROKER_INFO_REQUEST = "broker:inforequest"
BROKER_RUNNER_REGISTERED = "broker:runnerregistered"
BROKER_TASK_OFFER_ACCEPT = "broker:taskofferaccept"
BROKER_TASK_SETTINGS = "broker:tasksettings"
BROKER_TASK_CANCEL = "broker:taskcancel"
RUNNER_INFO = "runner:info"
RUNNER_TASK_OFFER = "runner:taskoffer"
RUNNER_TASK_ACCEPTED = "runner:taskaccepted"
RUNNER_TASK_REJECTED = "runner:taskrejected"
RUNNER_TASK_DONE = "runner:taskdone"
RUNNER_TASK_ERROR = "runner:taskerror"
# Runner
TASK_TYPE_PYTHON = "python"
RUNNER_NAME = "Python Task Runner"
DEFAULT_MAX_CONCURRENCY = 5 # tasks
DEFAULT_MAX_PAYLOAD_SIZE = 1024 * 1024 * 1024 # 1 GiB
DEFAULT_TASK_TIMEOUT = 60 # seconds
OFFER_INTERVAL = 0.25 # 250ms
OFFER_VALIDITY = 5000 # ms
OFFER_VALIDITY_MAX_JITTER = 500 # ms
OFFER_VALIDITY_LATENCY_BUFFER = 0.1 # 100ms
# Executor
EXECUTOR_USER_OUTPUT_KEY = "__n8n_internal_user_output__"
# Broker
DEFAULT_TASK_BROKER_URI = "http://127.0.0.1:5679"
TASK_BROKER_WS_PATH = "/runners/_ws"
# Env vars
ENV_TASK_BROKER_URI = "N8N_RUNNERS_TASK_BROKER_URI"
ENV_GRANT_TOKEN = "N8N_RUNNERS_GRANT_TOKEN"
ENV_MAX_CONCURRENCY = "N8N_RUNNERS_MAX_CONCURRENCY"
ENV_MAX_PAYLOAD_SIZE = "N8N_RUNNERS_MAX_PAYLOAD"
ENV_TASK_TIMEOUT = "N8N_RUNNERS_TASK_TIMEOUT"
ENV_HIDE_TASK_OFFER_LOGS = "N8N_RUNNERS_HIDE_TASK_OFFER_LOGS"
# Logging
LOG_FORMAT = "%(asctime)s.%(msecs)03d\t%(levelname)s\t%(message)s"
LOG_TIMESTAMP_FORMAT = "%Y-%m-%d %H:%M:%S"
# Rejection reasons
TASK_REJECTED_REASON_OFFER_EXPIRED = (
"Offer expired - not accepted within validity window"
)
TASK_REJECTED_REASON_AT_CAPACITY = "No open task slots - runner already at capacity"