mirror of https://github.com/skygpu/skynet.git
118 lines
3.6 KiB
Python
118 lines
3.6 KiB
Python
#!/usr/bin/python
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import trio
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import json
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import uuid
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import logging
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import pynng
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import tractor
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from . import gpu
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from .gpu import open_gpu_worker
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from .types import *
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from .constants import *
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from .frontend import rpc_call
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async def open_dgpu_node(
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rpc_address: str = DEFAULT_RPC_ADDR,
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dgpu_address: str = DEFAULT_DGPU_ADDR,
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dgpu_max_tasks: int = DEFAULT_DGPU_MAX_TASKS,
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initial_algos: str = DEFAULT_INITAL_ALGOS
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):
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logging.basicConfig(level=logging.INFO)
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name = uuid.uuid4()
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workers = initial_algos.copy()
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tasks = [None for _ in range(dgpu_max_tasks)]
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portal_map: dict[int, tractor.Portal]
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contexts: dict[int, tractor.Context]
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def get_next_worker(need_algo: str):
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nonlocal workers, tasks
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for task, algo in zip(workers, tasks):
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if need_algo == algo and not task:
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return workers.index(need_algo)
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return tasks.index(None)
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async def gpu_streamer(
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ctx: tractor.Context,
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nid: int
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):
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nonlocal tasks
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async with ctx.open_stream() as stream:
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async for img in stream:
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tasks[nid]['res'] = img
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tasks[nid]['event'].set()
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async def gpu_compute_one(ireq: ImageGenRequest):
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wid = get_next_worker(ireq.algo)
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event = trio.Event()
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workers[wid] = ireq.algo
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tasks[wid] = {
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'res': None, 'event': event}
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await contexts[i].send(ireq)
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await event.wait()
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img = tasks[wid]['res']
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tasks[wid] = None
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return img
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async with open_skynet_rpc() as rpc_call:
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with pynng.Bus0(dial=dgpu_address) as dgpu_sock:
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async def _process_dgpu_req(req: DGPUBusRequest):
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img = await gpu_compute_one(
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ImageGenRequest(**req.params))
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await dgpu_sock.asend(
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bytes.fromhex(req.rid) + img)
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res = await rpc_call(
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name.hex, 'dgpu_online', {'max_tasks': dgpu_max_tasks})
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logging.info(res)
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assert 'ok' in res.result
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async with (
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tractor.open_actor_cluster(
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modules=['skynet_bot.gpu'],
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count=dgpu_max_tasks,
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names=[i for i in range(dgpu_max_tasks)]
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) as portal_map,
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trio.open_nursery() as n
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):
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logging.info(f'starting {dgpu_max_tasks} gpu workers')
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async with tractor.gather_contexts((
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portal.open_context(
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open_gpu_worker, algo, 1.0 / dgpu_max_tasks)
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for portal in portal_map.values()
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)) as contexts:
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contexts = {i: ctx for i, ctx in enumerate(contexts)}
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for i, ctx in contexts.items():
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n.start_soon(
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gpu_streamer, ctx, i)
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try:
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while True:
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msg = await dgpu_sock.arecv()
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req = DGPUBusRequest(
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**json.loads(msg.decode()))
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if req.nid != name.hex:
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continue
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logging.info(f'dgpu: {name}, req: {req}')
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n.start_soon(
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_process_dgpu_req, req)
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except KeyboardInterrupt:
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...
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res = await rpc_call(name.hex, 'dgpu_offline')
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logging.info(res)
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assert 'ok' in res.result
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