File size: 6,984 Bytes
e3278e4 |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 |
# What is this?
## On Success events log cost to Lago - https://github.com/BerriAI/litellm/issues/3639
import json
import os
import uuid
from typing import Literal, Optional
import httpx
import litellm
from litellm._logging import verbose_logger
from litellm.integrations.custom_logger import CustomLogger
from litellm.llms.custom_httpx.http_handler import (
HTTPHandler,
get_async_httpx_client,
httpxSpecialProvider,
)
def get_utc_datetime():
import datetime as dt
from datetime import datetime
if hasattr(dt, "UTC"):
return datetime.now(dt.UTC) # type: ignore
else:
return datetime.utcnow() # type: ignore
class LagoLogger(CustomLogger):
def __init__(self) -> None:
super().__init__()
self.validate_environment()
self.async_http_handler = get_async_httpx_client(
llm_provider=httpxSpecialProvider.LoggingCallback
)
self.sync_http_handler = HTTPHandler()
def validate_environment(self):
"""
Expects
LAGO_API_BASE,
LAGO_API_KEY,
LAGO_API_EVENT_CODE,
Optional:
LAGO_API_CHARGE_BY
in the environment
"""
missing_keys = []
if os.getenv("LAGO_API_KEY", None) is None:
missing_keys.append("LAGO_API_KEY")
if os.getenv("LAGO_API_BASE", None) is None:
missing_keys.append("LAGO_API_BASE")
if os.getenv("LAGO_API_EVENT_CODE", None) is None:
missing_keys.append("LAGO_API_EVENT_CODE")
if len(missing_keys) > 0:
raise Exception("Missing keys={} in environment.".format(missing_keys))
def _common_logic(self, kwargs: dict, response_obj) -> dict:
response_obj.get("id", kwargs.get("litellm_call_id"))
get_utc_datetime().isoformat()
cost = kwargs.get("response_cost", None)
model = kwargs.get("model")
usage = {}
if (
isinstance(response_obj, litellm.ModelResponse)
or isinstance(response_obj, litellm.EmbeddingResponse)
) and hasattr(response_obj, "usage"):
usage = {
"prompt_tokens": response_obj["usage"].get("prompt_tokens", 0),
"completion_tokens": response_obj["usage"].get("completion_tokens", 0),
"total_tokens": response_obj["usage"].get("total_tokens"),
}
litellm_params = kwargs.get("litellm_params", {}) or {}
proxy_server_request = litellm_params.get("proxy_server_request") or {}
end_user_id = proxy_server_request.get("body", {}).get("user", None)
user_id = litellm_params["metadata"].get("user_api_key_user_id", None)
team_id = litellm_params["metadata"].get("user_api_key_team_id", None)
litellm_params["metadata"].get("user_api_key_org_id", None)
charge_by: Literal["end_user_id", "team_id", "user_id"] = "end_user_id"
external_customer_id: Optional[str] = None
if os.getenv("LAGO_API_CHARGE_BY", None) is not None and isinstance(
os.environ["LAGO_API_CHARGE_BY"], str
):
if os.environ["LAGO_API_CHARGE_BY"] in [
"end_user_id",
"user_id",
"team_id",
]:
charge_by = os.environ["LAGO_API_CHARGE_BY"] # type: ignore
else:
raise Exception("invalid LAGO_API_CHARGE_BY set")
if charge_by == "end_user_id":
external_customer_id = end_user_id
elif charge_by == "team_id":
external_customer_id = team_id
elif charge_by == "user_id":
external_customer_id = user_id
if external_customer_id is None:
raise Exception(
"External Customer ID is not set. Charge_by={}. User_id={}. End_user_id={}. Team_id={}".format(
charge_by, user_id, end_user_id, team_id
)
)
returned_val = {
"event": {
"transaction_id": str(uuid.uuid4()),
"external_subscription_id": external_customer_id,
"code": os.getenv("LAGO_API_EVENT_CODE"),
"properties": {"model": model, "response_cost": cost, **usage},
}
}
verbose_logger.debug(
"\033[91mLogged Lago Object:\n{}\033[0m\n".format(returned_val)
)
return returned_val
def log_success_event(self, kwargs, response_obj, start_time, end_time):
_url = os.getenv("LAGO_API_BASE")
assert _url is not None and isinstance(
_url, str
), "LAGO_API_BASE missing or not set correctly. LAGO_API_BASE={}".format(_url)
if _url.endswith("/"):
_url += "api/v1/events"
else:
_url += "/api/v1/events"
api_key = os.getenv("LAGO_API_KEY")
_data = self._common_logic(kwargs=kwargs, response_obj=response_obj)
_headers = {
"Content-Type": "application/json",
"Authorization": "Bearer {}".format(api_key),
}
try:
response = self.sync_http_handler.post(
url=_url,
data=json.dumps(_data),
headers=_headers,
)
response.raise_for_status()
except Exception as e:
error_response = getattr(e, "response", None)
if error_response is not None and hasattr(error_response, "text"):
verbose_logger.debug(f"\nError Message: {error_response.text}")
raise e
async def async_log_success_event(self, kwargs, response_obj, start_time, end_time):
try:
verbose_logger.debug("ENTERS LAGO CALLBACK")
_url = os.getenv("LAGO_API_BASE")
assert _url is not None and isinstance(
_url, str
), "LAGO_API_BASE missing or not set correctly. LAGO_API_BASE={}".format(
_url
)
if _url.endswith("/"):
_url += "api/v1/events"
else:
_url += "/api/v1/events"
api_key = os.getenv("LAGO_API_KEY")
_data = self._common_logic(kwargs=kwargs, response_obj=response_obj)
_headers = {
"Content-Type": "application/json",
"Authorization": "Bearer {}".format(api_key),
}
except Exception as e:
raise e
response: Optional[httpx.Response] = None
try:
response = await self.async_http_handler.post(
url=_url,
data=json.dumps(_data),
headers=_headers,
)
response.raise_for_status()
verbose_logger.debug(f"Logged Lago Object: {response.text}")
except Exception as e:
if response is not None and hasattr(response, "text"):
verbose_logger.debug(f"\nError Message: {response.text}")
raise e
|