mirror of
https://github.com/NovaOSS/nova-api.git
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76 lines
2.2 KiB
Python
76 lines
2.2 KiB
Python
import json
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import os
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import random
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from pymongo import MongoClient
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with open('./config.json', 'r') as file:
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config = json.load(file)
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class Keys:
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# --- START OF CONFIG ---
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MONGO_URI = os.getenv('MONGO_URI') or config.get('MONGO_URI')
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# --- END OF CONFIG ---
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locked_keys = set()
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cache = {}
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# Initialize MongoDB
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client = MongoClient(MONGO_URI)
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db = client.get_database('keys_db')
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collection = db['keys']
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def __init__(self, key: str, model: str):
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self.key = key
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self.model = model
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if not Keys.cache:
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self._load_keys()
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def _load_keys(self) -> None:
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cursor = Keys.collection.find({}, {'_id': 0, 'key_value': 1, 'model': 1})
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for doc in cursor:
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key_value = doc['key_value']
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model = doc['model']
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Keys.cache.setdefault(model, set()).add(key_value)
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def lock(self) -> None:
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self.locked_keys.add(self.key)
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def unlock(self) -> None:
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self.locked_keys.remove(self.key)
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def is_locked(self) -> bool:
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return self.key in self.locked_keys
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@staticmethod
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def get(model: str) -> str:
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key_candidates = list(Keys.cache.get(model, set()))
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random.shuffle(key_candidates)
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for key_candidate in key_candidates:
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key = Keys(key_candidate, model)
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if not key.is_locked():
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key.lock()
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return key.key
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print(f"[WARN] No unlocked keys found for model '{model}' in get keys request!")
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def delete(self) -> None:
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Keys.collection.delete_one({'key_value': self.key, 'model': self.model})
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# Update cache
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try:
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Keys.cache[self.model].remove(self.key)
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except KeyError:
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print(f"[WARN] Tried to remove a key from cache which was not present: {self.key}")
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def save(self) -> None:
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Keys.collection.insert_one({'key_value': self.key, 'model': self.model})
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# Update cache
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Keys.cache.setdefault(self.model, set()).add(self.key)
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# Usage example:
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# os.environ['MONGO_URI'] = "mongodb://localhost:27017"
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# key_instance = Keys("example_key", "example_model")
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# key_instance.save()
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# key_value = Keys.get("example_model")
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