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- import os
- import sys
- import time
- import importlib
- import signal
- import re
- import warnings
- from fastapi import FastAPI
- from fastapi.middleware.cors import CORSMiddleware
- from fastapi.middleware.gzip import GZipMiddleware
- from packaging import version
- import logging
- logging.getLogger("xformers").addFilter(lambda record: 'A matching Triton is not available' not in record.getMessage())
- from modules import paths, timer, import_hook, errors
- startup_timer = timer.Timer()
- import torch
- import pytorch_lightning # pytorch_lightning should be imported after torch, but it re-enables warnings on import so import once to disable them
- warnings.filterwarnings(action="ignore", category=DeprecationWarning, module="pytorch_lightning")
- startup_timer.record("import torch")
- import gradio
- startup_timer.record("import gradio")
- import ldm.modules.encoders.modules
- startup_timer.record("import ldm")
- from modules import extra_networks, ui_extra_networks_checkpoints
- from modules import extra_networks_hypernet, ui_extra_networks_hypernets, ui_extra_networks_textual_inversion
- from modules.call_queue import wrap_queued_call, queue_lock, wrap_gradio_gpu_call
- # Truncate version number of nightly/local build of PyTorch to not cause exceptions with CodeFormer or Safetensors
- if ".dev" in torch.__version__ or "+git" in torch.__version__:
- torch.__long_version__ = torch.__version__
- torch.__version__ = re.search(r'[\d.]+[\d]', torch.__version__).group(0)
- from modules import shared, devices, sd_samplers, upscaler, extensions, localization, ui_tempdir, ui_extra_networks
- import modules.codeformer_model as codeformer
- import modules.face_restoration
- import modules.gfpgan_model as gfpgan
- import modules.img2img
- import modules.lowvram
- import modules.scripts
- import modules.sd_hijack
- import modules.sd_models
- import modules.sd_vae
- import modules.txt2img
- import modules.script_callbacks
- import modules.textual_inversion.textual_inversion
- import modules.progress
- import modules.ui
- from modules import modelloader
- from modules.shared import cmd_opts
- import modules.hypernetworks.hypernetwork
- startup_timer.record("other imports")
- if cmd_opts.server_name:
- server_name = cmd_opts.server_name
- else:
- server_name = "0.0.0.0" if cmd_opts.listen else None
- def check_versions():
- if shared.cmd_opts.skip_version_check:
- return
- expected_torch_version = "1.13.1"
- if version.parse(torch.__version__) < version.parse(expected_torch_version):
- errors.print_error_explanation(f"""
- You are running torch {torch.__version__}.
- The program is tested to work with torch {expected_torch_version}.
- To reinstall the desired version, run with commandline flag --reinstall-torch.
- Beware that this will cause a lot of large files to be downloaded, as well as
- there are reports of issues with training tab on the latest version.
- Use --skip-version-check commandline argument to disable this check.
- """.strip())
- expected_xformers_version = "0.0.16rc425"
- if shared.xformers_available:
- import xformers
- if version.parse(xformers.__version__) < version.parse(expected_xformers_version):
- errors.print_error_explanation(f"""
- You are running xformers {xformers.__version__}.
- The program is tested to work with xformers {expected_xformers_version}.
- To reinstall the desired version, run with commandline flag --reinstall-xformers.
- Use --skip-version-check commandline argument to disable this check.
- """.strip())
- def initialize():
- check_versions()
- extensions.list_extensions()
- localization.list_localizations(cmd_opts.localizations_dir)
- startup_timer.record("list extensions")
- if cmd_opts.ui_debug_mode:
- shared.sd_upscalers = upscaler.UpscalerLanczos().scalers
- modules.scripts.load_scripts()
- return
- modelloader.cleanup_models()
- modules.sd_models.setup_model()
- startup_timer.record("list SD models")
- codeformer.setup_model(cmd_opts.codeformer_models_path)
- startup_timer.record("setup codeformer")
- gfpgan.setup_model(cmd_opts.gfpgan_models_path)
- startup_timer.record("setup gfpgan")
- modelloader.list_builtin_upscalers()
- startup_timer.record("list builtin upscalers")
- modules.scripts.load_scripts()
- startup_timer.record("load scripts")
- modelloader.load_upscalers()
- startup_timer.record("load upscalers")
- modules.sd_vae.refresh_vae_list()
- startup_timer.record("refresh VAE")
- modules.textual_inversion.textual_inversion.list_textual_inversion_templates()
- startup_timer.record("refresh textual inversion templates")
- try:
- modules.sd_models.load_model()
- except Exception as e:
- errors.display(e, "loading stable diffusion model")
- print("", file=sys.stderr)
- print("Stable diffusion model failed to load, exiting", file=sys.stderr)
- exit(1)
- startup_timer.record("load SD checkpoint")
- shared.opts.data["sd_model_checkpoint"] = shared.sd_model.sd_checkpoint_info.title
- shared.opts.onchange("sd_model_checkpoint", wrap_queued_call(lambda: modules.sd_models.reload_model_weights()))
- shared.opts.onchange("sd_vae", wrap_queued_call(lambda: modules.sd_vae.reload_vae_weights()), call=False)
- shared.opts.onchange("sd_vae_as_default", wrap_queued_call(lambda: modules.sd_vae.reload_vae_weights()), call=False)
- shared.opts.onchange("temp_dir", ui_tempdir.on_tmpdir_changed)
- startup_timer.record("opts onchange")
- shared.reload_hypernetworks()
- startup_timer.record("reload hypernets")
- ui_extra_networks.intialize()
- ui_extra_networks.register_page(ui_extra_networks_textual_inversion.ExtraNetworksPageTextualInversion())
- ui_extra_networks.register_page(ui_extra_networks_hypernets.ExtraNetworksPageHypernetworks())
- ui_extra_networks.register_page(ui_extra_networks_checkpoints.ExtraNetworksPageCheckpoints())
- extra_networks.initialize()
- extra_networks.register_extra_network(extra_networks_hypernet.ExtraNetworkHypernet())
- startup_timer.record("extra networks")
- if cmd_opts.tls_keyfile is not None and cmd_opts.tls_keyfile is not None:
- try:
- if not os.path.exists(cmd_opts.tls_keyfile):
- print("Invalid path to TLS keyfile given")
- if not os.path.exists(cmd_opts.tls_certfile):
- print(f"Invalid path to TLS certfile: '{cmd_opts.tls_certfile}'")
- except TypeError:
- cmd_opts.tls_keyfile = cmd_opts.tls_certfile = None
- print("TLS setup invalid, running webui without TLS")
- else:
- print("Running with TLS")
- startup_timer.record("TLS")
- # make the program just exit at ctrl+c without waiting for anything
- def sigint_handler(sig, frame):
- print(f'Interrupted with signal {sig} in {frame}')
- os._exit(0)
- signal.signal(signal.SIGINT, sigint_handler)
- def setup_middleware(app):
- app.middleware_stack = None # reset current middleware to allow modifying user provided list
- app.add_middleware(GZipMiddleware, minimum_size=1000)
- if cmd_opts.cors_allow_origins and cmd_opts.cors_allow_origins_regex:
- app.add_middleware(CORSMiddleware, allow_origins=cmd_opts.cors_allow_origins.split(','), allow_origin_regex=cmd_opts.cors_allow_origins_regex, allow_methods=['*'], allow_credentials=True, allow_headers=['*'])
- elif cmd_opts.cors_allow_origins:
- app.add_middleware(CORSMiddleware, allow_origins=cmd_opts.cors_allow_origins.split(','), allow_methods=['*'], allow_credentials=True, allow_headers=['*'])
- elif cmd_opts.cors_allow_origins_regex:
- app.add_middleware(CORSMiddleware, allow_origin_regex=cmd_opts.cors_allow_origins_regex, allow_methods=['*'], allow_credentials=True, allow_headers=['*'])
- app.build_middleware_stack() # rebuild middleware stack on-the-fly
- def create_api(app):
- from modules.api.api import Api
- api = Api(app, queue_lock)
- return api
- def wait_on_server(demo=None):
- while 1:
- time.sleep(0.5)
- if shared.state.need_restart:
- shared.state.need_restart = False
- time.sleep(0.5)
- demo.close()
- time.sleep(0.5)
- break
- def api_only():
- initialize()
- app = FastAPI()
- setup_middleware(app)
- api = create_api(app)
- modules.script_callbacks.app_started_callback(None, app)
- print(f"Startup time: {startup_timer.summary()}.")
- api.launch(server_name="0.0.0.0" if cmd_opts.listen else "127.0.0.1", port=cmd_opts.port if cmd_opts.port else 7861)
- def webui():
- launch_api = cmd_opts.api
- initialize()
- while 1:
- if shared.opts.clean_temp_dir_at_start:
- ui_tempdir.cleanup_tmpdr()
- startup_timer.record("cleanup temp dir")
- modules.script_callbacks.before_ui_callback()
- startup_timer.record("scripts before_ui_callback")
- shared.demo = modules.ui.create_ui()
- startup_timer.record("create ui")
- if not cmd_opts.no_gradio_queue:
- shared.demo.queue(64)
- gradio_auth_creds = []
- if cmd_opts.gradio_auth:
- gradio_auth_creds += [x.strip() for x in cmd_opts.gradio_auth.strip('"').replace('\n', '').split(',') if x.strip()]
- if cmd_opts.gradio_auth_path:
- with open(cmd_opts.gradio_auth_path, 'r', encoding="utf8") as file:
- for line in file.readlines():
- gradio_auth_creds += [x.strip() for x in line.split(',') if x.strip()]
- app, local_url, share_url = shared.demo.launch(
- share=cmd_opts.share,
- server_name=server_name,
- server_port=cmd_opts.port,
- ssl_keyfile=cmd_opts.tls_keyfile,
- ssl_certfile=cmd_opts.tls_certfile,
- debug=cmd_opts.gradio_debug,
- auth=[tuple(cred.split(':')) for cred in gradio_auth_creds] if gradio_auth_creds else None,
- inbrowser=cmd_opts.autolaunch,
- prevent_thread_lock=True
- )
- # after initial launch, disable --autolaunch for subsequent restarts
- cmd_opts.autolaunch = False
- startup_timer.record("gradio launch")
- # gradio uses a very open CORS policy via app.user_middleware, which makes it possible for
- # an attacker to trick the user into opening a malicious HTML page, which makes a request to the
- # running web ui and do whatever the attacker wants, including installing an extension and
- # running its code. We disable this here. Suggested by RyotaK.
- app.user_middleware = [x for x in app.user_middleware if x.cls.__name__ != 'CORSMiddleware']
- setup_middleware(app)
- modules.progress.setup_progress_api(app)
- if launch_api:
- create_api(app)
- ui_extra_networks.add_pages_to_demo(app)
- modules.script_callbacks.app_started_callback(shared.demo, app)
- startup_timer.record("scripts app_started_callback")
- print(f"Startup time: {startup_timer.summary()}.")
- wait_on_server(shared.demo)
- print('Restarting UI...')
- startup_timer.reset()
- sd_samplers.set_samplers()
- modules.script_callbacks.script_unloaded_callback()
- extensions.list_extensions()
- startup_timer.record("list extensions")
- localization.list_localizations(cmd_opts.localizations_dir)
- modelloader.forbid_loaded_nonbuiltin_upscalers()
- modules.scripts.reload_scripts()
- startup_timer.record("load scripts")
- modules.script_callbacks.model_loaded_callback(shared.sd_model)
- startup_timer.record("model loaded callback")
- modelloader.load_upscalers()
- startup_timer.record("load upscalers")
- for module in [module for name, module in sys.modules.items() if name.startswith("modules.ui")]:
- importlib.reload(module)
- startup_timer.record("reload script modules")
- modules.sd_models.list_models()
- startup_timer.record("list SD models")
- shared.reload_hypernetworks()
- startup_timer.record("reload hypernetworks")
- ui_extra_networks.intialize()
- ui_extra_networks.register_page(ui_extra_networks_textual_inversion.ExtraNetworksPageTextualInversion())
- ui_extra_networks.register_page(ui_extra_networks_hypernets.ExtraNetworksPageHypernetworks())
- ui_extra_networks.register_page(ui_extra_networks_checkpoints.ExtraNetworksPageCheckpoints())
- extra_networks.initialize()
- extra_networks.register_extra_network(extra_networks_hypernet.ExtraNetworkHypernet())
- startup_timer.record("initialize extra networks")
- if __name__ == "__main__":
- if cmd_opts.nowebui:
- api_only()
- else:
- webui()
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