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-rw-r--r--bitbake/lib/bb/asyncrpc/__init__.py2
-rw-r--r--bitbake/lib/bb/asyncrpc/client.py92
-rw-r--r--bitbake/lib/bb/asyncrpc/serv.py37
3 files changed, 43 insertions, 88 deletions
diff --git a/bitbake/lib/bb/asyncrpc/__init__.py b/bitbake/lib/bb/asyncrpc/__init__.py
index 639e1607f8..a4371643d7 100644
--- a/bitbake/lib/bb/asyncrpc/__init__.py
+++ b/bitbake/lib/bb/asyncrpc/__init__.py
@@ -5,7 +5,7 @@
5# 5#
6 6
7 7
8from .client import AsyncClient, Client, ClientPool 8from .client import AsyncClient, Client
9from .serv import AsyncServer, AsyncServerConnection 9from .serv import AsyncServer, AsyncServerConnection
10from .connection import DEFAULT_MAX_CHUNK 10from .connection import DEFAULT_MAX_CHUNK
11from .exceptions import ( 11from .exceptions import (
diff --git a/bitbake/lib/bb/asyncrpc/client.py b/bitbake/lib/bb/asyncrpc/client.py
index 65f3f8964d..17b72033b9 100644
--- a/bitbake/lib/bb/asyncrpc/client.py
+++ b/bitbake/lib/bb/asyncrpc/client.py
@@ -25,6 +25,9 @@ ADDR_TYPE_TCP = 1
25ADDR_TYPE_WS = 2 25ADDR_TYPE_WS = 2
26 26
27WEBSOCKETS_MIN_VERSION = (9, 1) 27WEBSOCKETS_MIN_VERSION = (9, 1)
28# Need websockets 10 with python 3.10+
29if sys.version_info >= (3, 10, 0):
30 WEBSOCKETS_MIN_VERSION = (10, 0)
28 31
29 32
30def parse_address(addr): 33def parse_address(addr):
@@ -109,7 +112,16 @@ class AsyncClient(object):
109 ) 112 )
110 113
111 async def connect_sock(): 114 async def connect_sock():
112 websocket = await websockets.connect(uri, ping_interval=None) 115 try:
116 websocket = await websockets.connect(
117 uri,
118 ping_interval=None,
119 open_timeout=self.timeout,
120 )
121 except asyncio.exceptions.TimeoutError:
122 raise ConnectionError("Timeout while connecting to websocket")
123 except (OSError, websockets.InvalidHandshake, websockets.InvalidURI) as exc:
124 raise ConnectionError(f"Could not connect to websocket: {exc}") from exc
113 return WebsocketConnection(websocket, self.timeout) 125 return WebsocketConnection(websocket, self.timeout)
114 126
115 self._connect_sock = connect_sock 127 self._connect_sock = connect_sock
@@ -247,85 +259,9 @@ class Client(object):
247 def close(self): 259 def close(self):
248 if self.loop: 260 if self.loop:
249 self.loop.run_until_complete(self.client.close()) 261 self.loop.run_until_complete(self.client.close())
250 if sys.version_info >= (3, 6):
251 self.loop.run_until_complete(self.loop.shutdown_asyncgens())
252 self.loop.close()
253 self.loop = None
254
255 def __enter__(self):
256 return self
257
258 def __exit__(self, exc_type, exc_value, traceback):
259 self.close()
260 return False
261
262
263class ClientPool(object):
264 def __init__(self, max_clients):
265 self.avail_clients = []
266 self.num_clients = 0
267 self.max_clients = max_clients
268 self.loop = None
269 self.client_condition = None
270
271 @abc.abstractmethod
272 async def _new_client(self):
273 raise NotImplementedError("Must be implemented in derived class")
274
275 def close(self):
276 if self.client_condition:
277 self.client_condition = None
278
279 if self.loop:
280 self.loop.run_until_complete(self.__close_clients())
281 self.loop.run_until_complete(self.loop.shutdown_asyncgens()) 262 self.loop.run_until_complete(self.loop.shutdown_asyncgens())
282 self.loop.close() 263 self.loop.close()
283 self.loop = None 264 self.loop = None
284
285 def run_tasks(self, tasks):
286 if not self.loop:
287 self.loop = asyncio.new_event_loop()
288
289 thread = Thread(target=self.__thread_main, args=(tasks,))
290 thread.start()
291 thread.join()
292
293 @contextlib.asynccontextmanager
294 async def get_client(self):
295 async with self.client_condition:
296 if self.avail_clients:
297 client = self.avail_clients.pop()
298 elif self.num_clients < self.max_clients:
299 self.num_clients += 1
300 client = await self._new_client()
301 else:
302 while not self.avail_clients:
303 await self.client_condition.wait()
304 client = self.avail_clients.pop()
305
306 try:
307 yield client
308 finally:
309 async with self.client_condition:
310 self.avail_clients.append(client)
311 self.client_condition.notify()
312
313 def __thread_main(self, tasks):
314 async def process_task(task):
315 async with self.get_client() as client:
316 await task(client)
317
318 asyncio.set_event_loop(self.loop)
319 if not self.client_condition:
320 self.client_condition = asyncio.Condition()
321 tasks = [process_task(t) for t in tasks]
322 self.loop.run_until_complete(asyncio.gather(*tasks))
323
324 async def __close_clients(self):
325 for c in self.avail_clients:
326 await c.close()
327 self.avail_clients = []
328 self.num_clients = 0
329 265
330 def __enter__(self): 266 def __enter__(self):
331 return self 267 return self
diff --git a/bitbake/lib/bb/asyncrpc/serv.py b/bitbake/lib/bb/asyncrpc/serv.py
index a66117acad..667217c5c1 100644
--- a/bitbake/lib/bb/asyncrpc/serv.py
+++ b/bitbake/lib/bb/asyncrpc/serv.py
@@ -138,14 +138,20 @@ class StreamServer(object):
138 138
139 139
140class TCPStreamServer(StreamServer): 140class TCPStreamServer(StreamServer):
141 def __init__(self, host, port, handler, logger): 141 def __init__(self, host, port, handler, logger, *, reuseport=False):
142 super().__init__(handler, logger) 142 super().__init__(handler, logger)
143 self.host = host 143 self.host = host
144 self.port = port 144 self.port = port
145 self.reuseport = reuseport
145 146
146 def start(self, loop): 147 def start(self, loop):
147 self.server = loop.run_until_complete( 148 self.server = loop.run_until_complete(
148 asyncio.start_server(self.handle_stream_client, self.host, self.port) 149 asyncio.start_server(
150 self.handle_stream_client,
151 self.host,
152 self.port,
153 reuse_port=self.reuseport,
154 )
149 ) 155 )
150 156
151 for s in self.server.sockets: 157 for s in self.server.sockets:
@@ -209,11 +215,12 @@ class UnixStreamServer(StreamServer):
209 215
210 216
211class WebsocketsServer(object): 217class WebsocketsServer(object):
212 def __init__(self, host, port, handler, logger): 218 def __init__(self, host, port, handler, logger, *, reuseport=False):
213 self.host = host 219 self.host = host
214 self.port = port 220 self.port = port
215 self.handler = handler 221 self.handler = handler
216 self.logger = logger 222 self.logger = logger
223 self.reuseport = reuseport
217 224
218 def start(self, loop): 225 def start(self, loop):
219 import websockets.server 226 import websockets.server
@@ -224,6 +231,7 @@ class WebsocketsServer(object):
224 self.host, 231 self.host,
225 self.port, 232 self.port,
226 ping_interval=None, 233 ping_interval=None,
234 reuse_port=self.reuseport,
227 ) 235 )
228 ) 236 )
229 237
@@ -262,14 +270,26 @@ class AsyncServer(object):
262 self.loop = None 270 self.loop = None
263 self.run_tasks = [] 271 self.run_tasks = []
264 272
265 def start_tcp_server(self, host, port): 273 def start_tcp_server(self, host, port, *, reuseport=False):
266 self.server = TCPStreamServer(host, port, self._client_handler, self.logger) 274 self.server = TCPStreamServer(
275 host,
276 port,
277 self._client_handler,
278 self.logger,
279 reuseport=reuseport,
280 )
267 281
268 def start_unix_server(self, path): 282 def start_unix_server(self, path):
269 self.server = UnixStreamServer(path, self._client_handler, self.logger) 283 self.server = UnixStreamServer(path, self._client_handler, self.logger)
270 284
271 def start_websocket_server(self, host, port): 285 def start_websocket_server(self, host, port, reuseport=False):
272 self.server = WebsocketsServer(host, port, self._client_handler, self.logger) 286 self.server = WebsocketsServer(
287 host,
288 port,
289 self._client_handler,
290 self.logger,
291 reuseport=reuseport,
292 )
273 293
274 async def _client_handler(self, socket): 294 async def _client_handler(self, socket):
275 address = socket.address 295 address = socket.address
@@ -368,8 +388,7 @@ class AsyncServer(object):
368 388
369 self._serve_forever(tasks) 389 self._serve_forever(tasks)
370 390
371 if sys.version_info >= (3, 6): 391 self.loop.run_until_complete(self.loop.shutdown_asyncgens())
372 self.loop.run_until_complete(self.loop.shutdown_asyncgens())
373 self.loop.close() 392 self.loop.close()
374 393
375 queue = multiprocessing.Queue() 394 queue = multiprocessing.Queue()