ldap: Implement external auth id auth+sync.

Fixes #24104.

zerver/lib/export.py

@@ -91,7 +91,7 @@ from zerver.models.presence import PresenceSequence
 from zerver.models.realm_audit_logs import AuditLogEventType
 from zerver.models.realms import get_fake_email_domain, get_realm
 from zerver.models.saved_snippets import SavedSnippet
-from zerver.models.users import get_system_bot, get_user_profile_by_id
+from zerver.models.users import ExternalAuthID, get_system_bot, get_user_profile_by_id
 
 if TYPE_CHECKING:
     from mypy_boto3_s3.service_resource import Object
@@ -158,6 +158,7 @@ ALL_ZULIP_TABLES = {
     "zerver_defaultstreamgroup_streams",
     "zerver_draft",
     "zerver_emailchangestatus",
+    "zerver_externalauthid",
     "zerver_groupgroupmembership",
     "zerver_huddle",
     "zerver_imageattachment",
@@ -332,6 +333,7 @@ DATE_FIELDS: dict[TableName, list[Field]] = {
     "analytics_usercount": ["end_time"],
     "zerver_attachment": ["create_time"],
     "zerver_channelfolder": ["date_created"],
+    "zerver_externalauthid": ["date_created"],
     "zerver_message": ["last_edit_time", "date_sent"],
     "zerver_muteduser": ["date_muted"],
     "zerver_realmauditlog": ["event_time"],
@@ -1249,6 +1251,14 @@ def add_user_profile_child_configs(user_profile_config: Config) -> None:
         limit_to_consenting_users=True,
     )
 
+    Config(
+        table="zerver_externalauthid",
+        model=ExternalAuthID,
+        normal_parent=user_profile_config,
+        include_rows="user_id__in",
+        limit_to_consenting_users=True,
+    )
+
 
 # We exclude these fields for the following reasons:
 # * api_key is a secret.