216 lines
8.3 KiB
Python
216 lines
8.3 KiB
Python
import json
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import os
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import signal
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import sys
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import re
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from modules.timer import startup_timer
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def gradio_server_name():
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from modules.shared_cmd_options import cmd_opts
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if cmd_opts.server_name:
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return cmd_opts.server_name
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else:
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return "0.0.0.0" if cmd_opts.listen else None
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def fix_torch_version():
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import torch
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# Truncate version number of nightly/local build of PyTorch to not cause exceptions with CodeFormer or Safetensors
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if ".dev" in torch.__version__ or "+git" in torch.__version__:
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torch.__long_version__ = torch.__version__
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torch.__version__ = re.search(r'[\d.]+[\d]', torch.__version__).group(0)
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def fix_pytorch_lightning():
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# Checks if pytorch_lightning.utilities.distributed already exists in the sys.modules cache
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if 'pytorch_lightning.utilities.distributed' not in sys.modules:
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import pytorch_lightning
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# Lets the user know that the library was not found and then will set it to pytorch_lightning.utilities.rank_zero
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print("Pytorch_lightning.distributed not found, attempting pytorch_lightning.rank_zero")
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sys.modules["pytorch_lightning.utilities.distributed"] = pytorch_lightning.utilities.rank_zero
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def fix_asyncio_event_loop_policy():
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"""
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The default `asyncio` event loop policy only automatically creates
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event loops in the main threads. Other threads must create event
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loops explicitly or `asyncio.get_event_loop` (and therefore
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`.IOLoop.current`) will fail. Installing this policy allows event
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loops to be created automatically on any thread, matching the
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behavior of Tornado versions prior to 5.0 (or 5.0 on Python 2).
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"""
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import asyncio
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if sys.platform == "win32" and hasattr(asyncio, "WindowsSelectorEventLoopPolicy"):
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# "Any thread" and "selector" should be orthogonal, but there's not a clean
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# interface for composing policies so pick the right base.
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_BasePolicy = asyncio.WindowsSelectorEventLoopPolicy # type: ignore
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else:
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_BasePolicy = asyncio.DefaultEventLoopPolicy
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class AnyThreadEventLoopPolicy(_BasePolicy): # type: ignore
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"""Event loop policy that allows loop creation on any thread.
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Usage::
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asyncio.set_event_loop_policy(AnyThreadEventLoopPolicy())
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"""
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def get_event_loop(self) -> asyncio.AbstractEventLoop:
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try:
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return super().get_event_loop()
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except (RuntimeError, AssertionError):
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# This was an AssertionError in python 3.4.2 (which ships with debian jessie)
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# and changed to a RuntimeError in 3.4.3.
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# "There is no current event loop in thread %r"
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loop = self.new_event_loop()
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self.set_event_loop(loop)
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return loop
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asyncio.set_event_loop_policy(AnyThreadEventLoopPolicy())
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def restore_config_state_file():
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from modules import shared, config_states
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config_state_file = shared.opts.restore_config_state_file
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if config_state_file == "":
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return
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shared.opts.restore_config_state_file = ""
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shared.opts.save(shared.config_filename)
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if os.path.isfile(config_state_file):
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print(f"*** About to restore extension state from file: {config_state_file}")
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with open(config_state_file, "r", encoding="utf-8") as f:
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config_state = json.load(f)
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config_states.restore_extension_config(config_state)
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startup_timer.record("restore extension config")
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elif config_state_file:
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print(f"!!! Config state backup not found: {config_state_file}")
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def validate_tls_options():
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from modules.shared_cmd_options import cmd_opts
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if not (cmd_opts.tls_keyfile and cmd_opts.tls_certfile):
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return
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try:
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if not os.path.exists(cmd_opts.tls_keyfile):
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print("Invalid path to TLS keyfile given")
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if not os.path.exists(cmd_opts.tls_certfile):
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print(f"Invalid path to TLS certfile: '{cmd_opts.tls_certfile}'")
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except TypeError:
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cmd_opts.tls_keyfile = cmd_opts.tls_certfile = None
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print("TLS setup invalid, running webui without TLS")
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else:
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print("Running with TLS")
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startup_timer.record("TLS")
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def get_gradio_auth_creds():
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"""
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Convert the gradio_auth and gradio_auth_path commandline arguments into
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an iterable of (username, password) tuples.
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"""
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from modules.shared_cmd_options import cmd_opts
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def process_credential_line(s):
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s = s.strip()
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if not s:
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return None
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return tuple(s.split(':', 1))
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if cmd_opts.gradio_auth:
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for cred in cmd_opts.gradio_auth.split(','):
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cred = process_credential_line(cred)
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if cred:
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yield cred
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if cmd_opts.gradio_auth_path:
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with open(cmd_opts.gradio_auth_path, 'r', encoding="utf8") as file:
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for line in file.readlines():
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for cred in line.strip().split(','):
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cred = process_credential_line(cred)
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if cred:
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yield cred
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def dumpstacks():
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import threading
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import traceback
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id2name = {th.ident: th.name for th in threading.enumerate()}
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code = []
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for threadId, stack in sys._current_frames().items():
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code.append(f"\n# Thread: {id2name.get(threadId, '')}({threadId})")
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for filename, lineno, name, line in traceback.extract_stack(stack):
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code.append(f"""File: "{filename}", line {lineno}, in {name}""")
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if line:
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code.append(" " + line.strip())
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print("\n".join(code))
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def configure_sigint_handler():
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# make the program just exit at ctrl+c without waiting for anything
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from modules import shared
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def sigint_handler(sig, frame):
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print(f'Interrupted with signal {sig} in {frame}')
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if shared.opts.dump_stacks_on_signal:
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dumpstacks()
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os._exit(0)
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if not os.environ.get("COVERAGE_RUN"):
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# Don't install the immediate-quit handler when running under coverage,
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# as then the coverage report won't be generated.
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signal.signal(signal.SIGINT, sigint_handler)
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def configure_opts_onchange():
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from modules import shared, sd_models, sd_vae, ui_tempdir, sd_hijack
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from modules.call_queue import wrap_queued_call
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shared.opts.onchange("sd_model_checkpoint", wrap_queued_call(lambda: sd_models.reload_model_weights()), call=False)
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shared.opts.onchange("sd_vae", wrap_queued_call(lambda: sd_vae.reload_vae_weights()), call=False)
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shared.opts.onchange("sd_vae_overrides_per_model_preferences", wrap_queued_call(lambda: sd_vae.reload_vae_weights()), call=False)
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shared.opts.onchange("temp_dir", ui_tempdir.on_tmpdir_changed)
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shared.opts.onchange("gradio_theme", shared.reload_gradio_theme)
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shared.opts.onchange("cross_attention_optimization", wrap_queued_call(lambda: sd_hijack.model_hijack.redo_hijack(shared.sd_model)), call=False)
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shared.opts.onchange("fp8_storage", wrap_queued_call(lambda: sd_models.reload_model_weights()), call=False)
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shared.opts.onchange("cache_fp16_weight", wrap_queued_call(lambda: sd_models.reload_model_weights(forced_reload=True)), call=False)
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startup_timer.record("opts onchange")
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def setup_middleware(app):
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from starlette.middleware.gzip import GZipMiddleware
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app.middleware_stack = None # reset current middleware to allow modifying user provided list
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app.add_middleware(GZipMiddleware, minimum_size=1000)
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configure_cors_middleware(app)
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app.build_middleware_stack() # rebuild middleware stack on-the-fly
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def configure_cors_middleware(app):
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from starlette.middleware.cors import CORSMiddleware
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from modules.shared_cmd_options import cmd_opts
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cors_options = {
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"allow_methods": ["*"],
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"allow_headers": ["*"],
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"allow_credentials": True,
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}
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if cmd_opts.cors_allow_origins:
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cors_options["allow_origins"] = cmd_opts.cors_allow_origins.split(',')
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if cmd_opts.cors_allow_origins_regex:
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cors_options["allow_origin_regex"] = cmd_opts.cors_allow_origins_regex
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app.add_middleware(CORSMiddleware, **cors_options)
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