123 lines
3.8 KiB
Python
123 lines
3.8 KiB
Python
from __future__ import unicode_literals
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import time
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from boto3 import Session
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from moto.core import BaseBackend, BaseModel, ACCOUNT_ID
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from uuid import uuid4
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class TaggableResourceMixin(object):
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# This mixing was copied from Redshift when initially implementing
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# Athena. TBD if it's worth the overhead.
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def __init__(self, region_name, resource_name, tags):
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self.region = region_name
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self.resource_name = resource_name
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self.tags = tags or []
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@property
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def arn(self):
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return "arn:aws:athena:{region}:{account_id}:{resource_name}".format(
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region=self.region, account_id=ACCOUNT_ID, resource_name=self.resource_name
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)
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def create_tags(self, tags):
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new_keys = [tag_set["Key"] for tag_set in tags]
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self.tags = [tag_set for tag_set in self.tags if tag_set["Key"] not in new_keys]
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self.tags.extend(tags)
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return self.tags
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def delete_tags(self, tag_keys):
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self.tags = [tag_set for tag_set in self.tags if tag_set["Key"] not in tag_keys]
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return self.tags
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class WorkGroup(TaggableResourceMixin, BaseModel):
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resource_type = "workgroup"
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state = "ENABLED"
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def __init__(self, athena_backend, name, configuration, description, tags):
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self.region_name = athena_backend.region_name
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super(WorkGroup, self).__init__(
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self.region_name, "workgroup/{}".format(name), tags
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)
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self.athena_backend = athena_backend
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self.name = name
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self.description = description
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self.configuration = configuration
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class Execution(BaseModel):
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def __init__(self, query, context, config, workgroup):
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self.id = str(uuid4())
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self.query = query
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self.context = context
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self.config = config
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self.workgroup = workgroup
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self.start_time = time.time()
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self.status = "QUEUED"
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class AthenaBackend(BaseBackend):
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region_name = None
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def __init__(self, region_name=None):
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if region_name is not None:
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self.region_name = region_name
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self.work_groups = {}
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self.executions = {}
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def create_work_group(self, name, configuration, description, tags):
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if name in self.work_groups:
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return None
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work_group = WorkGroup(self, name, configuration, description, tags)
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self.work_groups[name] = work_group
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return work_group
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def list_work_groups(self):
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return [
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{
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"Name": wg.name,
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"State": wg.state,
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"Description": wg.description,
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"CreationTime": time.time(),
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}
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for wg in self.work_groups.values()
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]
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def get_work_group(self, name):
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if name not in self.work_groups:
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return None
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wg = self.work_groups[name]
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return {
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"Name": wg.name,
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"State": wg.state,
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"Configuration": wg.configuration,
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"Description": wg.description,
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"CreationTime": time.time()
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}
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def start_query_execution(self, query, context, config, workgroup):
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execution = Execution(query=query, context=context, config=config, workgroup=workgroup)
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self.executions[execution.id] = execution
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return execution.id
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def get_execution(self, exec_id):
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return self.executions[exec_id]
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def stop_query_execution(self, exec_id):
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execution = self.executions[exec_id]
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execution.status = "CANCELLED"
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athena_backends = {}
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for region in Session().get_available_regions("athena"):
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athena_backends[region] = AthenaBackend(region)
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for region in Session().get_available_regions("athena", partition_name="aws-us-gov"):
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athena_backends[region] = AthenaBackend(region)
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for region in Session().get_available_regions("athena", partition_name="aws-cn"):
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athena_backends[region] = AthenaBackend(region)
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