Programmer-RD-AI commented on code in PR #56228:
URL: https://github.com/apache/airflow/pull/56228#discussion_r2392140917
##########
providers/microsoft/azure/src/airflow/providers/microsoft/azure/hooks/base_azure.py:
##########
@@ -111,22 +119,74 @@ def get_conn(self) -> Any:
self.log.info("Getting connection using a JSON config.")
return get_client_from_json_dict(client_class=self.sdk_client,
config_dict=key_json)
- credentials: ServicePrincipalCredentials |
AzureIdentityCredentialAdapter
+ credentials = self.get_credential(conn=conn)
+
+ return self.sdk_client(
+ credentials=credentials,
+ subscription_id=subscription_id,
+ )
+
+ def get_credential(self, *, conn: Connection | None = None) -> Any:
+ """
+ Get Azure credential object for the connection.
+
+ Azure Identity based credential object (``ClientSecretCredential``,
``DefaultAzureCredential``) can be used to get OAuth token using ``get_token``
method.
+ Older Credential objects (``ServicePrincipalCredentials``,
``AzureIdentityCredentialAdapter``) are supported for backward compatibility.
+
+ :return: The Azure credential object
+ """
+ if not conn:
+ conn = self.get_connection(self.conn_id)
+ tenant = conn.extra_dejson.get("tenantId")
+ credential: (
+ ServicePrincipalCredentials
+ | AzureIdentityCredentialAdapter
+ | ClientSecretCredential
+ | DefaultAzureCredential
+ )
if all([conn.login, conn.password, tenant]):
- self.log.info("Getting connection using specific credentials and
subscription_id.")
- credentials = ServicePrincipalCredentials(
- client_id=conn.login, secret=conn.password, tenant=tenant
- )
+ credential = self._get_client_secret_credential(conn)
else:
- self.log.info("Using DefaultAzureCredential as credential")
- managed_identity_client_id =
conn.extra_dejson.get("managed_identity_client_id")
- workload_identity_tenant_id =
conn.extra_dejson.get("workload_identity_tenant_id")
- credentials = AzureIdentityCredentialAdapter(
+ credential = self._get_default_azure_credential(conn)
+ return credential
+
+ def _get_client_secret_credential(self, conn: Connection):
+ self.log.info("Getting credentials using specific credentials and
subscription_id.")
+ extra_dejson = conn.extra_dejson
+ tenant = extra_dejson.get("tenantId")
+ use_azure_identity_object =
extra_dejson.get("use_azure_identity_object", False)
+ if use_azure_identity_object:
+ return ClientSecretCredential(
+ client_id=conn.login, # type: ignore[arg-type]
+ client_secret=conn.password, # type: ignore[arg-type]
+ tenant_id=tenant, # type: ignore[arg-type]
+ )
+ return ServicePrincipalCredentials(client_id=conn.login,
secret=conn.password, tenant=tenant)
+
+ def _get_default_azure_credential(self, conn: Connection):
+ self.log.info("Using DefaultAzureCredential as credential")
+ extra_dejson = conn.extra_dejson
+ managed_identity_client_id =
extra_dejson.get("managed_identity_client_id")
+ workload_identity_tenant_id =
extra_dejson.get("workload_identity_tenant_id")
+ use_azure_identity_object =
extra_dejson.get("use_azure_identity_object", False)
+ if use_azure_identity_object:
+ return get_sync_default_azure_credential(
managed_identity_client_id=managed_identity_client_id,
workload_identity_tenant_id=workload_identity_tenant_id,
)
-
- return self.sdk_client(
- credentials=credentials,
- subscription_id=subscription_id,
+ return AzureIdentityCredentialAdapter(
+ managed_identity_client_id=managed_identity_client_id,
+ workload_identity_tenant_id=workload_identity_tenant_id,
)
+
+ def get_token(self, *scopes, **kwargs) -> AccessToken:
+ """Request an access token for `scopes`."""
+ credential = self.get_credential()
+ if isinstance(credential, AzureIdentityCredentialAdapter) or
isinstance(
+ credential, AzureIdentityCredentialAdapter
+ ):
+ raise AttributeError(
+ "The azure credential does not support get_token method. "
+ "Please set `use_azure_identity_object: True` in the
connection extra field to use credential that support get_token method."
+ )
+ return credential.get_token(*scopes, **kwargs)
Review Comment:
*i mean in the docstrings
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