mirror of
https://github.com/nexus-stc/hyperboria
synced 2024-12-24 18:45:49 +01:00
119 lines
3.8 KiB
Python
119 lines
3.8 KiB
Python
import logging
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from functools import wraps
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import yaml
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from aiokit import (
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AioRootThing,
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AioThing,
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)
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from google.protobuf.json_format import MessageToDict
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from grpc import aio
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from izihawa_utils.text import camel_to_snake
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from library.logging import error_log
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class AioGrpcServer(AioRootThing):
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def __init__(self, address, port):
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super().__init__()
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self.address = address
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self.port = port
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self.server = aio.server()
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self.server.add_insecure_port(f'{address}:{port}')
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async def start(self):
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logging.getLogger('debug').info({
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'action': 'starting',
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'address': self.address,
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'mode': 'grpc',
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'port': self.port,
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})
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await self.server.start()
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await self.server.wait_for_termination()
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async def stop(self):
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logging.getLogger('debug').info({
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'action': 'stopping',
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'mode': 'grpc',
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})
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await self.server.stop(None)
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def log_config(self, config):
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logging.getLogger('debug').info(
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'\n' + yaml.safe_dump(config.get_files()),
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)
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class BaseService(AioThing):
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error_mapping = {}
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def __init__(self, service_name):
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super().__init__()
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self.service_name = service_name
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self.class_name = camel_to_snake(self.__class__.__name__)
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def get_default_service_fields(self):
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return {'service_name': self.service_name, 'view': self.class_name}
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def statbox(self, **kwargs):
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logging.getLogger('statbox').info(self.get_default_service_fields() | kwargs)
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def aiogrpc_request_wrapper(log=True):
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def _aiogrpc_request_wrapper(func):
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@wraps(func)
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async def wrapped(self, request, context):
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metadata = dict(context.invocation_metadata())
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try:
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if log:
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self.statbox(
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action='enter',
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mode=func.__name__,
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request_id=metadata.get('request-id'),
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)
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r = await func(self, request, context, metadata)
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if log:
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self.statbox(
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action='exit',
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mode=func.__name__,
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request_id=metadata.get('request-id'),
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)
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return r
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except aio.AbortError:
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raise
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except Exception as e:
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serialized_request = MessageToDict(request, preserving_proto_field_name=True)
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error_log(e, request=serialized_request, request_id=metadata.get('request-id'))
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if e.__class__ in self.error_mapping:
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await context.abort(*self.error_mapping[e.__class__])
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raise e
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return wrapped
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return _aiogrpc_request_wrapper
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def aiogrpc_streaming_request_wrapper(func):
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@wraps(func)
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async def wrapped(self, request, context):
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metadata = dict(context.invocation_metadata())
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try:
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self.statbox(
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action='enter',
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mode=func.__name__,
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request_id=metadata.get('request-id'),
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)
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async for item in func(self, request, context, metadata):
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yield item
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self.statbox(
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action='exit',
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mode=func.__name__,
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request_id=metadata.get('request-id'),
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)
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except aio.AbortError:
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raise
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except Exception as e:
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serialized_request = MessageToDict(request, preserving_proto_field_name=True)
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error_log(e, request=serialized_request, request_id=metadata.get('request-id'))
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if e.__class__ in self.error_mapping:
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await context.abort(*self.error_mapping[e.__class__])
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raise e
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return wrapped
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