nova-api/api/keys.py

105 lines
3.6 KiB
Python

import json
import os
import random
import time
from pymongo import MongoClient
with open('./config.json', 'r') as file:
config = json.load(file)
class Keys:
# --- START OF CONFIG ---
MONGO_URI = os.getenv('MONGO_URI') or config.get('MONGO_URI')
# --- END OF CONFIG ---
locked_keys = set()
cache = {}
# Initialize MongoDB
client = MongoClient(MONGO_URI)
db = client.get_database('keys_db')
collection = db['keys']
def __init__(self, key: str, model: str, provider_name: str, ratelimit: int, url: str):
self.key = key
self.model = model
self.provider_name = provider_name
self.ratelimit = ratelimit
self.url = url
if not Keys.cache:
self._load_keys()
def _load_keys(self) -> None:
cursor = Keys.collection.find({}, {'_id': 0, 'key_value': 1, 'model': 1, 'provider_name': 1, 'ratelimit': 1, 'url': 1, 'last_used': 1})
for doc in cursor:
key_value = doc['key_value']
model = doc['model']
provider_name = doc['provider_name']
ratelimit = doc['ratelimit']
url = doc['url']
last_used = doc.get('last_used', 0)
key_data = {'provider_name': provider_name, 'ratelimit': ratelimit, 'url': url, 'last_used': last_used}
Keys.cache.setdefault(model, {}).setdefault(key_value, key_data)
def lock(self) -> None:
self.locked_keys.add(self.key)
def unlock(self) -> None:
self.locked_keys.remove(self.key)
def is_locked(self) -> bool:
return self.key in self.locked_keys
@staticmethod
def get(model: str) -> str:
key_candidates = list(Keys.cache.get(model, {}).keys())
random.shuffle(key_candidates)
current_time = time.time()
for key_candidate in key_candidates:
key_data = Keys.cache[model][key_candidate]
key = Keys(key_candidate, model, key_data['provider_name'], key_data['ratelimit'], key_data['url'])
time_since_last_used = current_time - key_data.get('last_used', 0)
if not key.is_locked() and time_since_last_used >= key.ratelimit:
key.lock()
key_data['last_used'] = current_time # Update last_used in the cache
Keys.collection.update_one(
{'key_value': key.key, 'model': key.model},
{'$set': {'last_used': current_time}} # Update last_used in the database
)
return {
'url': key.url,
'key_value': key.key
}
print(f"[WARN] No unlocked keys found for model '{model}' in get keys request!")
def delete(self) -> None:
Keys.collection.delete_one({'key_value': self.key, 'model': self.model})
# Update cache
try:
del Keys.cache[self.model][self.key]
except KeyError:
print(f"[WARN] Tried to remove a key from cache which was not present: {self.key}")
def save(self) -> None:
key_data = {
'provider_name': self.provider_name,
'ratelimit': self.ratelimit,
'url': self.url,
'last_used': 0 # Initialize last_used to 0 when saving a new key
}
Keys.collection.insert_one({'key_value': self.key, 'model': self.model, **key_data})
# Update cache
Keys.cache.setdefault(self.model, {}).setdefault(self.key, key_data)
# Usage example:
# os.environ['MONGO_URI'] = "mongodb://localhost:27017"
# key_instance = Keys("example_key", "gpt-4", "openai", "10", "https://whatever-openai-thing-is/chat/completions/")
# key_instance.save()
# key_value = Keys.get("gpt-4")