566 lines
22 KiB
Python
566 lines
22 KiB
Python
import json
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import six
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from moto.core.responses import BaseResponse
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from .exceptions import SWFSerializationException, SWFValidationException
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from .models import swf_backends
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class SWFResponse(BaseResponse):
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@property
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def swf_backend(self):
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return swf_backends[self.region]
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# SWF parameters are passed through a JSON body, so let's ease retrieval
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@property
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def _params(self):
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return json.loads(self.body)
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def _check_int(self, parameter):
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if not isinstance(parameter, int):
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raise SWFSerializationException(parameter)
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def _check_float_or_int(self, parameter):
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if not isinstance(parameter, float):
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if not isinstance(parameter, int):
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raise SWFSerializationException(parameter)
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def _check_none_or_string(self, parameter):
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if parameter is not None:
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self._check_string(parameter)
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def _check_string(self, parameter):
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if not isinstance(parameter, six.string_types):
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raise SWFSerializationException(parameter)
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def _check_none_or_list_of_strings(self, parameter):
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if parameter is not None:
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self._check_list_of_strings(parameter)
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def _check_list_of_strings(self, parameter):
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if not isinstance(parameter, list):
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raise SWFSerializationException(parameter)
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for i in parameter:
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if not isinstance(i, six.string_types):
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raise SWFSerializationException(parameter)
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def _check_exclusivity(self, **kwargs):
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if list(kwargs.values()).count(None) >= len(kwargs) - 1:
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return
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keys = kwargs.keys()
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if len(keys) == 2:
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message = "Cannot specify both a {0} and a {1}".format(keys[0], keys[1])
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else:
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message = (
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"Cannot specify more than one exclusive filters in the"
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" same query: {0}".format(keys)
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)
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raise SWFValidationException(message)
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def _list_types(self, kind):
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domain_name = self._params["domain"]
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status = self._params["registrationStatus"]
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reverse_order = self._params.get("reverseOrder", None)
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self._check_string(domain_name)
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self._check_string(status)
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types = self.swf_backend.list_types(
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kind, domain_name, status, reverse_order=reverse_order
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)
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return json.dumps({"typeInfos": [_type.to_medium_dict() for _type in types]})
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def _describe_type(self, kind):
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domain = self._params["domain"]
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_type_args = self._params["{0}Type".format(kind)]
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name = _type_args["name"]
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version = _type_args["version"]
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self._check_string(domain)
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self._check_string(name)
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self._check_string(version)
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_type = self.swf_backend.describe_type(kind, domain, name, version)
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return json.dumps(_type.to_full_dict())
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def _deprecate_type(self, kind):
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domain = self._params["domain"]
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_type_args = self._params["{0}Type".format(kind)]
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name = _type_args["name"]
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version = _type_args["version"]
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self._check_string(domain)
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self._check_string(name)
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self._check_string(version)
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self.swf_backend.deprecate_type(kind, domain, name, version)
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return ""
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def _undeprecate_type(self, kind):
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domain = self._params["domain"]
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_type_args = self._params["{0}Type".format(kind)]
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name = _type_args["name"]
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version = _type_args["version"]
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self._check_string(domain)
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self._check_string(name)
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self._check_string(version)
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self.swf_backend.undeprecate_type(kind, domain, name, version)
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return ""
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# TODO: implement pagination
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def list_domains(self):
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status = self._params["registrationStatus"]
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self._check_string(status)
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reverse_order = self._params.get("reverseOrder", None)
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domains = self.swf_backend.list_domains(status, reverse_order=reverse_order)
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return json.dumps(
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{"domainInfos": [domain.to_short_dict() for domain in domains]}
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)
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def list_closed_workflow_executions(self):
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domain = self._params["domain"]
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start_time_filter = self._params.get("startTimeFilter", None)
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close_time_filter = self._params.get("closeTimeFilter", None)
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execution_filter = self._params.get("executionFilter", None)
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workflow_id = execution_filter["workflowId"] if execution_filter else None
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maximum_page_size = self._params.get("maximumPageSize", 1000)
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reverse_order = self._params.get("reverseOrder", None)
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tag_filter = self._params.get("tagFilter", None)
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type_filter = self._params.get("typeFilter", None)
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close_status_filter = self._params.get("closeStatusFilter", None)
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self._check_string(domain)
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self._check_none_or_string(workflow_id)
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self._check_exclusivity(
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executionFilter=execution_filter,
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typeFilter=type_filter,
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tagFilter=tag_filter,
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closeStatusFilter=close_status_filter,
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)
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self._check_exclusivity(
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startTimeFilter=start_time_filter, closeTimeFilter=close_time_filter
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)
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if start_time_filter is None and close_time_filter is None:
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raise SWFValidationException("Must specify time filter")
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if start_time_filter:
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self._check_float_or_int(start_time_filter["oldestDate"])
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if "latestDate" in start_time_filter:
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self._check_float_or_int(start_time_filter["latestDate"])
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if close_time_filter:
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self._check_float_or_int(close_time_filter["oldestDate"])
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if "latestDate" in close_time_filter:
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self._check_float_or_int(close_time_filter["latestDate"])
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if tag_filter:
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self._check_string(tag_filter["tag"])
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if type_filter:
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self._check_string(type_filter["name"])
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self._check_string(type_filter["version"])
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if close_status_filter:
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self._check_string(close_status_filter["status"])
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self._check_int(maximum_page_size)
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workflow_executions = self.swf_backend.list_closed_workflow_executions(
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domain_name=domain,
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start_time_filter=start_time_filter,
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close_time_filter=close_time_filter,
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execution_filter=execution_filter,
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tag_filter=tag_filter,
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type_filter=type_filter,
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maximum_page_size=maximum_page_size,
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reverse_order=reverse_order,
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workflow_id=workflow_id,
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close_status_filter=close_status_filter,
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)
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return json.dumps(
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{"executionInfos": [wfe.to_list_dict() for wfe in workflow_executions]}
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)
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def list_open_workflow_executions(self):
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domain = self._params["domain"]
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start_time_filter = self._params["startTimeFilter"]
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execution_filter = self._params.get("executionFilter", None)
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workflow_id = execution_filter["workflowId"] if execution_filter else None
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maximum_page_size = self._params.get("maximumPageSize", 1000)
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reverse_order = self._params.get("reverseOrder", None)
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tag_filter = self._params.get("tagFilter", None)
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type_filter = self._params.get("typeFilter", None)
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self._check_string(domain)
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self._check_none_or_string(workflow_id)
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self._check_exclusivity(
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executionFilter=execution_filter,
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typeFilter=type_filter,
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tagFilter=tag_filter,
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)
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self._check_float_or_int(start_time_filter["oldestDate"])
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if "latestDate" in start_time_filter:
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self._check_float_or_int(start_time_filter["latestDate"])
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if tag_filter:
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self._check_string(tag_filter["tag"])
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if type_filter:
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self._check_string(type_filter["name"])
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self._check_string(type_filter["version"])
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self._check_int(maximum_page_size)
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workflow_executions = self.swf_backend.list_open_workflow_executions(
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domain_name=domain,
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start_time_filter=start_time_filter,
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execution_filter=execution_filter,
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tag_filter=tag_filter,
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type_filter=type_filter,
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maximum_page_size=maximum_page_size,
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reverse_order=reverse_order,
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workflow_id=workflow_id,
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)
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return json.dumps(
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{"executionInfos": [wfe.to_list_dict() for wfe in workflow_executions]}
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)
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def register_domain(self):
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name = self._params["name"]
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retention = self._params["workflowExecutionRetentionPeriodInDays"]
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description = self._params.get("description")
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self._check_string(retention)
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self._check_string(name)
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self._check_none_or_string(description)
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self.swf_backend.register_domain(name, retention, description=description)
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return ""
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def deprecate_domain(self):
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name = self._params["name"]
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self._check_string(name)
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self.swf_backend.deprecate_domain(name)
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return ""
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def undeprecate_domain(self):
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name = self._params["name"]
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self._check_string(name)
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self.swf_backend.undeprecate_domain(name)
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return ""
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def describe_domain(self):
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name = self._params["name"]
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self._check_string(name)
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domain = self.swf_backend.describe_domain(name)
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return json.dumps(domain.to_full_dict())
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# TODO: implement pagination
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def list_activity_types(self):
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return self._list_types("activity")
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def register_activity_type(self):
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domain = self._params["domain"]
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name = self._params["name"]
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version = self._params["version"]
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default_task_list = self._params.get("defaultTaskList")
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if default_task_list:
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task_list = default_task_list.get("name")
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else:
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task_list = None
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default_task_heartbeat_timeout = self._params.get("defaultTaskHeartbeatTimeout")
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default_task_schedule_to_close_timeout = self._params.get(
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"defaultTaskScheduleToCloseTimeout"
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)
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default_task_schedule_to_start_timeout = self._params.get(
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"defaultTaskScheduleToStartTimeout"
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)
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default_task_start_to_close_timeout = self._params.get(
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"defaultTaskStartToCloseTimeout"
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)
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description = self._params.get("description")
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self._check_string(domain)
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self._check_string(name)
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self._check_string(version)
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self._check_none_or_string(task_list)
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self._check_none_or_string(default_task_heartbeat_timeout)
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self._check_none_or_string(default_task_schedule_to_close_timeout)
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self._check_none_or_string(default_task_schedule_to_start_timeout)
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self._check_none_or_string(default_task_start_to_close_timeout)
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self._check_none_or_string(description)
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# TODO: add defaultTaskPriority when boto gets to support it
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self.swf_backend.register_type(
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"activity",
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domain,
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name,
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version,
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task_list=task_list,
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default_task_heartbeat_timeout=default_task_heartbeat_timeout,
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default_task_schedule_to_close_timeout=default_task_schedule_to_close_timeout,
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default_task_schedule_to_start_timeout=default_task_schedule_to_start_timeout,
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default_task_start_to_close_timeout=default_task_start_to_close_timeout,
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description=description,
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)
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return ""
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def deprecate_activity_type(self):
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return self._deprecate_type("activity")
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def undeprecate_activity_type(self):
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return self._undeprecate_type("activity")
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def describe_activity_type(self):
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return self._describe_type("activity")
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def list_workflow_types(self):
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return self._list_types("workflow")
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def register_workflow_type(self):
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domain = self._params["domain"]
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name = self._params["name"]
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version = self._params["version"]
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default_task_list = self._params.get("defaultTaskList")
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if default_task_list:
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task_list = default_task_list.get("name")
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else:
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task_list = None
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default_child_policy = self._params.get("defaultChildPolicy")
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default_task_start_to_close_timeout = self._params.get(
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"defaultTaskStartToCloseTimeout"
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)
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default_execution_start_to_close_timeout = self._params.get(
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"defaultExecutionStartToCloseTimeout"
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)
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default_task_priority = self._params.get("defaultTaskPriority")
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default_lambda_role = self._params.get("defaultLambdaRole")
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description = self._params.get("description")
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self._check_string(domain)
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self._check_string(name)
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self._check_string(version)
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self._check_none_or_string(task_list)
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self._check_none_or_string(default_child_policy)
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self._check_none_or_string(default_task_start_to_close_timeout)
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self._check_none_or_string(default_execution_start_to_close_timeout)
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self._check_none_or_string(default_task_priority)
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self._check_none_or_string(default_lambda_role)
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self._check_none_or_string(description)
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self.swf_backend.register_type(
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"workflow",
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domain,
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name,
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version,
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task_list=task_list,
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default_child_policy=default_child_policy,
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default_task_start_to_close_timeout=default_task_start_to_close_timeout,
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default_execution_start_to_close_timeout=default_execution_start_to_close_timeout,
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default_task_priority=default_task_priority,
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default_lambda_role=default_lambda_role,
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description=description,
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)
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return ""
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def deprecate_workflow_type(self):
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return self._deprecate_type("workflow")
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def undeprecate_workflow_type(self):
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return self._undeprecate_type("workflow")
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def describe_workflow_type(self):
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return self._describe_type("workflow")
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def start_workflow_execution(self):
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domain = self._params["domain"]
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workflow_id = self._params["workflowId"]
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_workflow_type = self._params["workflowType"]
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workflow_name = _workflow_type["name"]
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workflow_version = _workflow_type["version"]
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_task_list = self._params.get("taskList")
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if _task_list:
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task_list = _task_list.get("name")
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else:
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task_list = None
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child_policy = self._params.get("childPolicy")
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execution_start_to_close_timeout = self._params.get(
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"executionStartToCloseTimeout"
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)
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input_ = self._params.get("input")
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tag_list = self._params.get("tagList")
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task_start_to_close_timeout = self._params.get("taskStartToCloseTimeout")
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self._check_string(domain)
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self._check_string(workflow_id)
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self._check_string(workflow_name)
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self._check_string(workflow_version)
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self._check_none_or_string(task_list)
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self._check_none_or_string(child_policy)
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self._check_none_or_string(execution_start_to_close_timeout)
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self._check_none_or_string(input_)
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self._check_none_or_list_of_strings(tag_list)
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self._check_none_or_string(task_start_to_close_timeout)
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wfe = self.swf_backend.start_workflow_execution(
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domain,
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workflow_id,
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workflow_name,
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workflow_version,
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task_list=task_list,
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child_policy=child_policy,
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execution_start_to_close_timeout=execution_start_to_close_timeout,
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input=input_,
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tag_list=tag_list,
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task_start_to_close_timeout=task_start_to_close_timeout,
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)
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return json.dumps({"runId": wfe.run_id})
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def describe_workflow_execution(self):
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domain_name = self._params["domain"]
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_workflow_execution = self._params["execution"]
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run_id = _workflow_execution["runId"]
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workflow_id = _workflow_execution["workflowId"]
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self._check_string(domain_name)
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self._check_string(run_id)
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self._check_string(workflow_id)
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wfe = self.swf_backend.describe_workflow_execution(
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domain_name, run_id, workflow_id
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)
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return json.dumps(wfe.to_full_dict())
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|
|
def get_workflow_execution_history(self):
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domain_name = self._params["domain"]
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_workflow_execution = self._params["execution"]
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run_id = _workflow_execution["runId"]
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workflow_id = _workflow_execution["workflowId"]
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reverse_order = self._params.get("reverseOrder", None)
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wfe = self.swf_backend.describe_workflow_execution(
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domain_name, run_id, workflow_id
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)
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events = wfe.events(reverse_order=reverse_order)
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return json.dumps({"events": [evt.to_dict() for evt in events]})
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|
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def poll_for_decision_task(self):
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domain_name = self._params["domain"]
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task_list = self._params["taskList"]["name"]
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identity = self._params.get("identity")
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reverse_order = self._params.get("reverseOrder", None)
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self._check_string(domain_name)
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self._check_string(task_list)
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decision = self.swf_backend.poll_for_decision_task(
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domain_name, task_list, identity=identity
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)
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if decision:
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return json.dumps(decision.to_full_dict(reverse_order=reverse_order))
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else:
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return json.dumps(
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{"previousStartedEventId": 0, "startedEventId": 0, "taskToken": ""}
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)
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def count_pending_decision_tasks(self):
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domain_name = self._params["domain"]
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task_list = self._params["taskList"]["name"]
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self._check_string(domain_name)
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self._check_string(task_list)
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count = self.swf_backend.count_pending_decision_tasks(domain_name, task_list)
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return json.dumps({"count": count, "truncated": False})
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|
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def respond_decision_task_completed(self):
|
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task_token = self._params["taskToken"]
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execution_context = self._params.get("executionContext")
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decisions = self._params.get("decisions")
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self._check_string(task_token)
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self._check_none_or_string(execution_context)
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self.swf_backend.respond_decision_task_completed(
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task_token, decisions=decisions, execution_context=execution_context
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)
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return ""
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def poll_for_activity_task(self):
|
|
domain_name = self._params["domain"]
|
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task_list = self._params["taskList"]["name"]
|
|
identity = self._params.get("identity")
|
|
self._check_string(domain_name)
|
|
self._check_string(task_list)
|
|
self._check_none_or_string(identity)
|
|
activity_task = self.swf_backend.poll_for_activity_task(
|
|
domain_name, task_list, identity=identity
|
|
)
|
|
if activity_task:
|
|
return json.dumps(activity_task.to_full_dict())
|
|
else:
|
|
return json.dumps({"startedEventId": 0, "taskToken": ""})
|
|
|
|
def count_pending_activity_tasks(self):
|
|
domain_name = self._params["domain"]
|
|
task_list = self._params["taskList"]["name"]
|
|
self._check_string(domain_name)
|
|
self._check_string(task_list)
|
|
count = self.swf_backend.count_pending_activity_tasks(domain_name, task_list)
|
|
return json.dumps({"count": count, "truncated": False})
|
|
|
|
def respond_activity_task_completed(self):
|
|
task_token = self._params["taskToken"]
|
|
result = self._params.get("result")
|
|
self._check_string(task_token)
|
|
self._check_none_or_string(result)
|
|
self.swf_backend.respond_activity_task_completed(task_token, result=result)
|
|
return ""
|
|
|
|
def respond_activity_task_failed(self):
|
|
task_token = self._params["taskToken"]
|
|
reason = self._params.get("reason")
|
|
details = self._params.get("details")
|
|
self._check_string(task_token)
|
|
# TODO: implement length limits on reason and details (common pb with
|
|
# client libs)
|
|
self._check_none_or_string(reason)
|
|
self._check_none_or_string(details)
|
|
self.swf_backend.respond_activity_task_failed(
|
|
task_token, reason=reason, details=details
|
|
)
|
|
return ""
|
|
|
|
def terminate_workflow_execution(self):
|
|
domain_name = self._params["domain"]
|
|
workflow_id = self._params["workflowId"]
|
|
child_policy = self._params.get("childPolicy")
|
|
details = self._params.get("details")
|
|
reason = self._params.get("reason")
|
|
run_id = self._params.get("runId")
|
|
self._check_string(domain_name)
|
|
self._check_string(workflow_id)
|
|
self._check_none_or_string(child_policy)
|
|
self._check_none_or_string(details)
|
|
self._check_none_or_string(reason)
|
|
self._check_none_or_string(run_id)
|
|
self.swf_backend.terminate_workflow_execution(
|
|
domain_name,
|
|
workflow_id,
|
|
child_policy=child_policy,
|
|
details=details,
|
|
reason=reason,
|
|
run_id=run_id,
|
|
)
|
|
return ""
|
|
|
|
def record_activity_task_heartbeat(self):
|
|
task_token = self._params["taskToken"]
|
|
details = self._params.get("details")
|
|
self._check_string(task_token)
|
|
self._check_none_or_string(details)
|
|
self.swf_backend.record_activity_task_heartbeat(task_token, details=details)
|
|
# TODO: make it dynamic when we implement activity tasks cancellation
|
|
return json.dumps({"cancelRequested": False})
|
|
|
|
def signal_workflow_execution(self):
|
|
domain_name = self._params["domain"]
|
|
signal_name = self._params["signalName"]
|
|
workflow_id = self._params["workflowId"]
|
|
_input = self._params["input"]
|
|
run_id = self._params["runId"]
|
|
|
|
self._check_string(domain_name)
|
|
self._check_string(signal_name)
|
|
self._check_string(workflow_id)
|
|
self._check_none_or_string(_input)
|
|
self._check_none_or_string(run_id)
|
|
|
|
self.swf_backend.signal_workflow_execution(
|
|
domain_name, signal_name, workflow_id, _input, run_id
|
|
)
|
|
return ""
|