refactor(automations): extract dispatch_run; move manual adapter under triggers/manual/dispatch.py

This commit is contained in:
CREDO23 2026-05-27 17:20:23 +02:00
parent 8c32455818
commit 861b91004d
6 changed files with 97 additions and 56 deletions

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@ -1,8 +1,8 @@
"""Public dispatch surface for firing automations."""
"""Generic dispatch primitives shared across trigger types."""
from .manual import DispatchError, dispatch_manual_run
from __future__ import annotations
__all__ = [
"DispatchError",
"dispatch_manual_run",
]
from .errors import DispatchError
from .run import dispatch_run
__all__ = ["DispatchError", "dispatch_run"]

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@ -0,0 +1,7 @@
"""Dispatch errors raised when a fire request cannot be turned into a run."""
from __future__ import annotations
class DispatchError(Exception):
"""A dispatch could not proceed (missing trigger, invalid inputs, ...)."""

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@ -0,0 +1,72 @@
"""Generic run dispatch: validate, snapshot, persist, enqueue. Shared by every trigger."""
from __future__ import annotations
from typing import Any
import jsonschema
from sqlalchemy.ext.asyncio import AsyncSession
from app.automations.persistence.enums.run_status import RunStatus
from app.automations.persistence.models.automation import Automation
from app.automations.persistence.models.run import AutomationRun
from app.automations.persistence.models.trigger import AutomationTrigger
from app.automations.schemas.definition.envelope import AutomationDefinition
from app.automations.tasks.execute_run import automation_run_execute
from .errors import DispatchError
async def dispatch_run(
*,
session: AsyncSession,
automation: Automation,
trigger: AutomationTrigger,
payload: dict[str, Any] | None,
) -> AutomationRun:
"""Validate, snapshot the definition, persist an ``AutomationRun``, enqueue execution.
Callers (trigger-specific adapters) are responsible for resolving
``automation`` and ``trigger`` and for the trigger-side ``ACTIVE`` /
``enabled`` guards. This function only handles what's identical across
every trigger type.
"""
try:
definition = AutomationDefinition.model_validate(automation.definition)
except Exception as exc:
raise DispatchError(f"invalid automation definition: {exc}") from exc
resolved_inputs = _validate_inputs(definition, payload or {})
snapshot = definition.model_dump(mode="json", by_alias=True)
run = AutomationRun(
automation_id=automation.id,
trigger_id=trigger.id,
status=RunStatus.PENDING,
definition_snapshot=snapshot,
trigger_payload=payload,
resolved_inputs=resolved_inputs,
step_results=[],
artifacts=[],
)
session.add(run)
await session.commit()
await session.refresh(run)
automation_run_execute.apply_async(
args=[run.id],
time_limit=definition.execution.timeout_seconds,
)
return run
def _validate_inputs(
definition: AutomationDefinition, payload: dict[str, Any]
) -> dict[str, Any]:
if definition.inputs is None or not definition.inputs.schema_:
return {}
try:
jsonschema.validate(instance=payload, schema=definition.inputs.schema_)
except jsonschema.ValidationError as exc:
raise DispatchError(f"inputs: {exc.message}") from exc
return payload

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@ -2,9 +2,10 @@
from __future__ import annotations
from .dispatch import dispatch_manual_run
from .params import ManualTriggerParams
__all__ = ["ManualTriggerParams"]
__all__ = ["ManualTriggerParams", "dispatch_manual_run"]
# Side-effect: register on the triggers store.
from . import definition # noqa: E402, F401

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@ -1,25 +1,18 @@
"""Manual ``Run now`` dispatch: validate inputs, snapshot the definition, enqueue."""
"""Manual ``Run now`` dispatch adapter: load + guard, then call generic dispatch."""
from __future__ import annotations
from typing import Any
import jsonschema
from sqlalchemy import select
from sqlalchemy.ext.asyncio import AsyncSession
from app.automations.dispatch import DispatchError, dispatch_run
from app.automations.persistence.enums.automation_status import AutomationStatus
from app.automations.persistence.enums.run_status import RunStatus
from app.automations.persistence.enums.trigger_type import TriggerType
from app.automations.persistence.models.automation import Automation
from app.automations.persistence.models.run import AutomationRun
from app.automations.persistence.models.trigger import AutomationTrigger
from app.automations.schemas.definition.envelope import AutomationDefinition
from app.automations.tasks.execute_run import automation_run_execute
class DispatchError(Exception):
"""A manual dispatch could not proceed (missing trigger, invalid inputs, ...)."""
async def dispatch_manual_run(
@ -28,7 +21,7 @@ async def dispatch_manual_run(
automation_id: int,
payload: dict[str, Any] | None,
) -> AutomationRun:
"""Validate, snapshot, persist, and enqueue an ``AutomationRun``."""
"""Find the automation + its enabled manual trigger, then run the generic dispatch."""
automation = await _load_automation(session, automation_id)
if automation is None:
raise DispatchError(f"automation {automation_id} not found")
@ -38,39 +31,18 @@ async def dispatch_manual_run(
f"automation {automation_id} is {automation.status.value}, not active"
)
try:
definition = AutomationDefinition.model_validate(automation.definition)
except Exception as exc:
raise DispatchError(f"invalid automation definition: {exc}") from exc
trigger = await _find_manual_trigger(session, automation_id)
if trigger is None:
raise DispatchError(
f"automation {automation_id} has no enabled manual trigger"
)
resolved_inputs = _validate_inputs(definition, payload or {})
snapshot = definition.model_dump(mode="json", by_alias=True)
run = AutomationRun(
automation_id=automation_id,
trigger_id=trigger.id,
status=RunStatus.PENDING,
definition_snapshot=snapshot,
trigger_payload=payload,
resolved_inputs=resolved_inputs,
step_results=[],
artifacts=[],
return await dispatch_run(
session=session,
automation=automation,
trigger=trigger,
payload=payload,
)
session.add(run)
await session.commit()
await session.refresh(run)
automation_run_execute.apply_async(
args=[run.id],
time_limit=definition.execution.timeout_seconds,
)
return run
async def _load_automation(
@ -93,15 +65,3 @@ async def _find_manual_trigger(
.limit(1)
)
return (await session.execute(stmt)).scalar_one_or_none()
def _validate_inputs(
definition: AutomationDefinition, payload: dict[str, Any]
) -> dict[str, Any]:
if definition.inputs is None or not definition.inputs.schema_:
return {}
try:
jsonschema.validate(instance=payload, schema=definition.inputs.schema_)
except jsonschema.ValidationError as exc:
raise DispatchError(f"inputs: {exc.message}") from exc
return payload

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@ -8,8 +8,9 @@ from fastapi import APIRouter, Body, Depends, HTTPException
from sqlalchemy import select
from sqlalchemy.ext.asyncio import AsyncSession
from app.automations.dispatch import DispatchError, dispatch_manual_run
from app.automations.dispatch import DispatchError
from app.automations.persistence.models.automation import Automation
from app.automations.triggers.manual import dispatch_manual_run
from app.db import Permission, User, get_async_session
from app.users import current_active_user
from app.utils.rbac import check_permission