Feat/admin service (#10233)

### What problem does this PR solve?

- Admin client support show user and create user command.
- Admin client support alter user password and active status.
- Admin client support list user datasets.

issue: #10241

### Type of change

- [x] New Feature (non-breaking change which adds functionality)

api/db/services/knowledgebase_service.py

@@ -190,6 +190,41 @@ class KnowledgebaseService(CommonService):
 
         return list(kbs.dicts()), count
 
+    @classmethod
+    @DB.connection_context()
+    def get_all_kb_by_tenant_ids(cls, tenant_ids, user_id):
+        # will get all permitted kb, be cautious.
+        fields = [
+            cls.model.name,
+            cls.model.language,
+            cls.model.permission,
+            cls.model.doc_num,
+            cls.model.token_num,
+            cls.model.chunk_num,
+            cls.model.status,
+            cls.model.create_date,
+            cls.model.update_date
+        ]
+        # find team kb and owned kb
+        kbs = cls.model.select(*fields).where(
+            (cls.model.tenant_id.in_(tenant_ids) & (cls.model.permission ==TenantPermission.TEAM.value)) | (
+                cls.model.tenant_id == user_id
+            )
+        )
+        # sort by create_time asc
+        kbs.order_by(cls.model.create_time.asc())
+        # maybe cause slow query by deep paginate, optimize later.
+        offset, limit = 0, 50
+        res = []
+        while True:
+            kb_batch = kbs.offset(offset).limit(limit)
+            _temp = list(kb_batch.dicts())
+            if not _temp:
+                break
+            res.extend(_temp)
+            offset += limit
+        return res
+
     @classmethod
     @DB.connection_context()
     def get_kb_ids(cls, tenant_id):