Use Pydantic to validate the server config file.

gns3server/db/repositories/computes.py

@@ -54,6 +54,10 @@ class ComputesRepository(BaseRepository):
 
     async def create_compute(self, compute_create: schemas.ComputeCreate) -> models.Compute:
 
+        password = compute_create.password
+        if password:
+            password = password.get_secret_value()
+
         db_compute = models.Compute(
             compute_id=compute_create.compute_id,
             name=compute_create.name,
@@ -61,7 +65,7 @@ class ComputesRepository(BaseRepository):
             host=compute_create.host,
             port=compute_create.port,
             user=compute_create.user,
-            password=compute_create.password
+            password=password
         )
         self._db_session.add(db_compute)
         await self._db_session.commit()
@@ -72,6 +76,10 @@ class ComputesRepository(BaseRepository):
 
         update_values = compute_update.dict(exclude_unset=True)
 
+        password = compute_update.password
+        if password:
+            update_values["password"] = password.get_secret_value()
+
         query = update(models.Compute) \
             .where(models.Compute.compute_id == compute_id) \
             .values(update_values)