InvokeAI/ldm/invoke/app/api/dependencies.py
Kyle Schouviller 34e3aa1f88 parent 9eed1919c2
author Kyle Schouviller <kyle0654@hotmail.com> 1669872800 -0800
committer Kyle Schouviller <kyle0654@hotmail.com> 1676240900 -0800

Adding base node architecture

Fix type annotation errors

Runs and generates, but breaks in saving session

Fix default model value setting. Fix deprecation warning.

Fixed node api

Adding markdown docs

Simplifying Generate construction in apps

[nodes] A few minor changes (#2510)

* Pin api-related requirements

* Remove confusing extra CORS origins list

* Adds response models for HTTP 200

[nodes] Adding graph_execution_state to soon replace session. Adding tests with pytest.

Minor typing fixes

[nodes] Fix some small output query hookups

[node] Fixing some additional typing issues

[nodes] Move and expand graph code. Add base item storage and sqlite implementation.

Update startup to match new code

[nodes] Add callbacks to item storage

[nodes] Adding an InvocationContext object to use for invocations to provide easier extensibility

[nodes] New execution model that handles iteration

[nodes] Fixing the CLI

[nodes] Adding a note to the CLI

[nodes] Split processing thread into separate service

[node] Add error message on node processing failure

Removing old files and duplicated packages

Adding python-multipart
2023-02-24 18:57:02 -08:00

84 lines
2.5 KiB
Python

# Copyright (c) 2022 Kyle Schouviller (https://github.com/kyle0654)
from argparse import Namespace
import os
from ..services.processor import DefaultInvocationProcessor
from ..services.graph import GraphExecutionState
from ..services.sqlite import SqliteItemStorage
from ...globals import Globals
from ..services.image_storage import DiskImageStorage
from ..services.invocation_queue import MemoryInvocationQueue
from ..services.invocation_services import InvocationServices
from ..services.invoker import Invoker, InvokerServices
from ..services.generate_initializer import get_generate
from .events import FastAPIEventService
# TODO: is there a better way to achieve this?
def check_internet()->bool:
'''
Return true if the internet is reachable.
It does this by pinging huggingface.co.
'''
import urllib.request
host = 'http://huggingface.co'
try:
urllib.request.urlopen(host,timeout=1)
return True
except:
return False
class ApiDependencies:
"""Contains and initializes all dependencies for the API"""
invoker: Invoker = None
@staticmethod
def initialize(
args,
config,
event_handler_id: int
):
Globals.try_patchmatch = args.patchmatch
Globals.always_use_cpu = args.always_use_cpu
Globals.internet_available = args.internet_available and check_internet()
Globals.disable_xformers = not args.xformers
Globals.ckpt_convert = args.ckpt_convert
# TODO: Use a logger
print(f'>> Internet connectivity is {Globals.internet_available}')
generate = get_generate(args, config)
events = FastAPIEventService(event_handler_id)
output_folder = os.path.abspath(os.path.join(os.path.dirname(__file__), '../../../../outputs'))
images = DiskImageStorage(output_folder)
services = InvocationServices(
generate = generate,
events = events,
images = images
)
# TODO: build a file/path manager?
db_location = os.path.join(output_folder, 'invokeai.db')
invoker_services = InvokerServices(
queue = MemoryInvocationQueue(),
graph_execution_manager = SqliteItemStorage[GraphExecutionState](filename = db_location, table_name = 'graph_executions'),
processor = DefaultInvocationProcessor()
)
ApiDependencies.invoker = Invoker(services, invoker_services)
@staticmethod
def shutdown():
if ApiDependencies.invoker:
ApiDependencies.invoker.stop()