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worker_runpod.py
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worker_runpod.py
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import os, json, requests, runpod
import random, time
import torch
import numpy as np
from PIL import Image
import nodes
from nodes import NODE_CLASS_MAPPINGS
from comfy_extras import nodes_custom_sampler
from comfy_extras import nodes_flux
from comfy import model_management
def download_file(url, save_dir='/content/ComfyUI/models/loras'):
os.makedirs(save_dir, exist_ok=True)
file_name = url.split('/')[-1]
file_path = os.path.join(save_dir, file_name)
response = requests.get(url)
response.raise_for_status()
with open(file_path, 'wb') as file:
file.write(response.content)
return file_path
# CheckpointLoaderSimple = NODE_CLASS_MAPPINGS["CheckpointLoaderSimple"]()
DualCLIPLoader = NODE_CLASS_MAPPINGS["DualCLIPLoader"]()
UNETLoader = NODE_CLASS_MAPPINGS["UNETLoader"]()
VAELoader = NODE_CLASS_MAPPINGS["VAELoader"]()
LoraLoader = NODE_CLASS_MAPPINGS["LoraLoader"]()
FluxGuidance = nodes_flux.NODE_CLASS_MAPPINGS["FluxGuidance"]()
RandomNoise = nodes_custom_sampler.NODE_CLASS_MAPPINGS["RandomNoise"]()
BasicGuider = nodes_custom_sampler.NODE_CLASS_MAPPINGS["BasicGuider"]()
KSamplerSelect = nodes_custom_sampler.NODE_CLASS_MAPPINGS["KSamplerSelect"]()
BasicScheduler = nodes_custom_sampler.NODE_CLASS_MAPPINGS["BasicScheduler"]()
SamplerCustomAdvanced = nodes_custom_sampler.NODE_CLASS_MAPPINGS["SamplerCustomAdvanced"]()
VAELoader = NODE_CLASS_MAPPINGS["VAELoader"]()
VAEDecode = NODE_CLASS_MAPPINGS["VAEDecode"]()
EmptyLatentImage = NODE_CLASS_MAPPINGS["EmptyLatentImage"]()
with torch.inference_mode():
# unet, clip, vae = CheckpointLoaderSimple.load_checkpoint("flux1-dev-fp8-all-in-one.safetensors")
clip = DualCLIPLoader.load_clip("t5xxl_fp16.safetensors", "clip_l.safetensors", "flux")[0]
unet = UNETLoader.load_unet("flux1-dev.sft", "default")[0]
vae = VAELoader.load_vae("ae.sft")[0]
def closestNumber(n, m):
q = int(n / m)
n1 = m * q
if (n * m) > 0:
n2 = m * (q + 1)
else:
n2 = m * (q - 1)
if abs(n - n1) < abs(n - n2):
return n1
return n2
@torch.inference_mode()
def generate(input):
values = input["input"]
positive_prompt = values['positive_prompt']
width = values['width']
height = values['height']
seed = values['seed']
steps = values['steps']
guidance = values['guidance']
lora_strength_model = values['lora_strength_model']
lora_strength_clip = values['lora_strength_clip']
sampler_name = values['sampler_name']
scheduler = values['scheduler']
lora_url = values['lora_url']
lora_file = download_file(lora_url)
lora_file = os.path.basename(lora_file)
if seed == 0:
random.seed(int(time.time()))
seed = random.randint(0, 18446744073709551615)
print(seed)
global unet, clip
unet_lora, clip_lora = LoraLoader.load_lora(unet, clip, lora_file, lora_strength_model, lora_strength_clip)
cond, pooled = clip_lora.encode_from_tokens(clip_lora.tokenize(positive_prompt), return_pooled=True)
cond = [[cond, {"pooled_output": pooled}]]
cond = FluxGuidance.append(cond, guidance)[0]
noise = RandomNoise.get_noise(seed)[0]
guider = BasicGuider.get_guider(unet_lora, cond)[0]
sampler = KSamplerSelect.get_sampler(sampler_name)[0]
sigmas = BasicScheduler.get_sigmas(unet_lora, scheduler, steps, 1.0)[0]
latent_image = EmptyLatentImage.generate(closestNumber(width, 16), closestNumber(height, 16))[0]
sample, sample_denoised = SamplerCustomAdvanced.sample(noise, guider, sampler, sigmas, latent_image)
decoded = VAEDecode.decode(vae, sample)[0].detach()
Image.fromarray(np.array(decoded*255, dtype=np.uint8)[0]).save("/content/flux.png")
result = "/content/flux.png"
try:
notify_uri = values['notify_uri']
del values['notify_uri']
notify_token = values['notify_token']
del values['notify_token']
discord_id = values['discord_id']
del values['discord_id']
if(discord_id == "discord_id"):
discord_id = os.getenv('com_camenduru_discord_id')
discord_channel = values['discord_channel']
del values['discord_channel']
if(discord_channel == "discord_channel"):
discord_channel = os.getenv('com_camenduru_discord_channel')
discord_token = values['discord_token']
del values['discord_token']
if(discord_token == "discord_token"):
discord_token = os.getenv('com_camenduru_discord_token')
job_id = values['job_id']
del values['job_id']
default_filename = os.path.basename(result)
with open(result, "rb") as file:
files = {default_filename: file.read()}
payload = {"content": f"{json.dumps(values)} <@{discord_id}>"}
response = requests.post(
f"https://discord.com/api/v9/channels/{discord_channel}/messages",
data=payload,
headers={"Authorization": f"Bot {discord_token}"},
files=files
)
response.raise_for_status()
result_url = response.json()['attachments'][0]['url']
notify_payload = {"jobId": job_id, "result": result_url, "status": "DONE"}
web_notify_uri = os.getenv('com_camenduru_web_notify_uri')
web_notify_token = os.getenv('com_camenduru_web_notify_token')
if(notify_uri == "notify_uri"):
requests.post(web_notify_uri, data=json.dumps(notify_payload), headers={'Content-Type': 'application/json', "Authorization": web_notify_token})
else:
requests.post(web_notify_uri, data=json.dumps(notify_payload), headers={'Content-Type': 'application/json', "Authorization": web_notify_token})
requests.post(notify_uri, data=json.dumps(notify_payload), headers={'Content-Type': 'application/json', "Authorization": notify_token})
return {"jobId": job_id, "result": result_url, "status": "DONE"}
except Exception as e:
error_payload = {"jobId": job_id, "status": "FAILED"}
try:
if(notify_uri == "notify_uri"):
requests.post(web_notify_uri, data=json.dumps(error_payload), headers={'Content-Type': 'application/json', "Authorization": web_notify_token})
else:
requests.post(web_notify_uri, data=json.dumps(error_payload), headers={'Content-Type': 'application/json', "Authorization": web_notify_token})
requests.post(notify_uri, data=json.dumps(error_payload), headers={'Content-Type': 'application/json', "Authorization": notify_token})
except:
pass
return {"jobId": job_id, "result": f"FAILED: {str(e)}", "status": "FAILED"}
finally:
if os.path.exists(result):
os.remove(result)
runpod.serverless.start({"handler": generate})