stable-diffusion-webui/webui.py

163 lines
5.3 KiB
Python

from __future__ import annotations
import os
import time
from modules import timer
from modules import initialize_util
from modules import initialize
startup_timer = timer.startup_timer
startup_timer.record("launcher")
initialize.imports()
initialize.check_versions()
def create_api(app):
from modules.api.api import Api
from modules.call_queue import queue_lock
api = Api(app, queue_lock)
return api
def api_only():
from fastapi import FastAPI
from modules.shared_cmd_options import cmd_opts
initialize.initialize()
app = FastAPI()
initialize_util.setup_middleware(app)
api = create_api(app)
from modules import script_callbacks
script_callbacks.before_ui_callback()
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,
root_path=f"/{cmd_opts.subpath}" if cmd_opts.subpath else ""
)
def webui():
from modules.shared_cmd_options import cmd_opts
launch_api = cmd_opts.api
initialize.initialize()
from modules import shared, ui_tempdir, script_callbacks, ui, progress, ui_extra_networks
while 1:
if shared.opts.clean_temp_dir_at_start:
ui_tempdir.cleanup_tmpdr()
startup_timer.record("cleanup temp dir")
script_callbacks.before_ui_callback()
startup_timer.record("scripts before_ui_callback")
shared.demo = ui.create_ui()
startup_timer.record("create ui")
if not cmd_opts.no_gradio_queue:
shared.demo.queue(64)
gradio_auth_creds = list(initialize_util.get_gradio_auth_creds()) or None
auto_launch_browser = False
if os.getenv('SD_WEBUI_RESTARTING') != '1':
if shared.opts.auto_launch_browser == "Remote" or cmd_opts.autolaunch:
auto_launch_browser = True
elif shared.opts.auto_launch_browser == "Local":
auto_launch_browser = not any([cmd_opts.listen, cmd_opts.share, cmd_opts.ngrok, cmd_opts.server_name])
app, local_url, share_url = shared.demo.launch(
share=cmd_opts.share,
server_name=initialize_util.gradio_server_name(),
server_port=cmd_opts.port,
ssl_keyfile=cmd_opts.tls_keyfile,
ssl_certfile=cmd_opts.tls_certfile,
ssl_verify=cmd_opts.disable_tls_verify,
debug=cmd_opts.gradio_debug,
auth=gradio_auth_creds,
inbrowser=auto_launch_browser,
prevent_thread_lock=True,
allowed_paths=cmd_opts.gradio_allowed_path,
app_kwargs={
"docs_url": "/docs",
"redoc_url": "/redoc",
},
root_path=f"/{cmd_opts.subpath}" if cmd_opts.subpath else "",
)
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']
initialize_util.setup_middleware(app)
progress.setup_progress_api(app)
ui.setup_ui_api(app)
if launch_api:
create_api(app)
ui_extra_networks.add_pages_to_demo(app)
startup_timer.record("add APIs")
with startup_timer.subcategory("app_started_callback"):
script_callbacks.app_started_callback(shared.demo, app)
timer.startup_record = startup_timer.dump()
print(f"Startup time: {startup_timer.summary()}.")
try:
while True:
server_command = shared.state.wait_for_server_command(timeout=5)
if server_command:
if server_command in ("stop", "restart"):
break
else:
print(f"Unknown server command: {server_command}")
except KeyboardInterrupt:
print('Caught KeyboardInterrupt, stopping...')
server_command = "stop"
if server_command == "stop":
print("Stopping server...")
# If we catch a keyboard interrupt, we want to stop the server and exit.
shared.demo.close()
break
# disable auto launch webui in browser for subsequent UI Reload
os.environ.setdefault('SD_WEBUI_RESTARTING', '1')
print('Restarting UI...')
shared.demo.close()
time.sleep(0.5)
startup_timer.reset()
script_callbacks.app_reload_callback()
startup_timer.record("app reload callback")
script_callbacks.script_unloaded_callback()
startup_timer.record("scripts unloaded callback")
initialize.initialize_rest(reload_script_modules=True)
if __name__ == "__main__":
from modules.shared_cmd_options import cmd_opts
if cmd_opts.nowebui:
api_only()
else:
webui()