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ria-ran--sim-drop/server/core_adapters/open5gs.py
A ashkan@beigi.net 8672b0de6b Add Phase-1 eSIM provisioning implementation
Full working closed-loop eSIM provisioning stack (spec in claude.md / plan/):
Flask API, SQLite subscriber store, credential/profile generator, Open5GS
and free5gc core adapters, captive portal, operational scripts, systemd
units, network configs, and a 44-test suite.

Profile generation currently returns a mock JSON profile; real SGP.22
generation via pySim is the planned Phase-2 upgrade.

Fixes two bugs found while getting the suite green:
- generate_imsi hardcoded a 10-digit MSIN, producing 16-digit IMSIs for a
  3-digit MNC; MSIN length is now 15 - len(mcc) - len(mnc).
- check_rate_limit compared timestamps as strings across mismatched formats
  (SQLite CURRENT_TIMESTAMP vs Python isoformat); both sides now normalized
  via SQLite datetime() so the window check is chronologically correct.

Add .gitignore for venv, caches, runtime config.yaml, and databases.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
2026-07-01 05:56:31 +00:00

55 lines
1.7 KiB
Python

import logging
from pymongo import MongoClient
from .base import CoreAdapter
logger = logging.getLogger(__name__)
class Open5GSAdapter(CoreAdapter):
def __init__(self, mongodb_uri: str, database_name: str = "open5gs"):
self.client = MongoClient(mongodb_uri)
self.db = self.client[database_name]
def add_subscriber(self, imsi: str, ki: str, opc: str) -> None:
"""Upsert a subscriber into the Open5GS MongoDB collection."""
doc = {
"imsi": imsi,
"security": {
"k": ki,
"opc": opc,
"amf": "8000",
"sqn": 0,
},
"ambr": {
"downlink": {"value": 1, "unit": 3},
"uplink": {"value": 1, "unit": 3},
},
"slice": [
{
"sst": 1,
"default_indicator": True,
"session": [
{
"name": "internet",
"type": 3,
"ambr": {
"downlink": {"value": 1, "unit": 3},
"uplink": {"value": 1, "unit": 3},
},
}
],
}
],
}
self.db.subscribers.replace_one({"imsi": imsi}, doc, upsert=True)
logger.info(f"Added subscriber {imsi} to Open5GS")
def remove_subscriber(self, imsi: str) -> None:
self.db.subscribers.delete_one({"imsi": imsi})
logger.info(f"Removed subscriber {imsi} from Open5GS")
def list_subscribers(self) -> list:
return list(self.db.subscribers.find({}, {"_id": 0}))