initial

app/routers/acquire.py

@@ -0,0 +1,23 @@
+import datetime
+import fastapi
+import pydantic
+
+from app.storage.mongo import locks
+from app.utils import time
+
+
+class RequestBody(pydantic.BaseModel):
+    name: str
+    ttl: int
+
+
+router = fastapi.APIRouter()
+
+
+@router.post('/api/v1/acquire', status_code=fastapi.status.HTTP_202_ACCEPTED, responses={'409': {'description': 'Conflict'}})
+async def execute(body: RequestBody):
+    try:
+        await locks.acquire(locks.Lock(name=body.name, locked_until=time.now() + datetime.timedelta(seconds=body.ttl)))
+    except Exception as e:
+        print(e)
+        raise fastapi.HTTPException(409)

app/routers/release.py

@@ -0,0 +1,19 @@
+import datetime
+import fastapi
+import pydantic
+
+from app.storage.mongo import locks
+from app.utils import time
+
+
+class RequestBody(pydantic.BaseModel):
+    name: str
+    ttl: int
+
+
+router = fastapi.APIRouter()
+
+
+@router.post('/api/v1/release', status_code=fastapi.status.HTTP_202_ACCEPTED)
+async def execute(body: RequestBody):
+    await locks.release(locks.Lock(name=body.name, locked_until=time.now() + datetime.timedelta(seconds=body.ttl)))