add model for is_sharded and only backup one shard if the table is no…

…t sharded

frontend/src/pages/Backups/Backups.tsx

@@ -1,7 +1,7 @@
 import React, { useEffect, useState } from 'react'
 import { usePollingEffect } from '../../utils/usePollingEffect'
 import { ColumnType } from 'antd/es/table'
-import { Table, Button, Form, Input, Modal, Tag, Col, Progress, Row, Tooltip, notification } from 'antd'
+import { Table, Button, Form, Input, Checkbox, Modal, Tag, Col, Progress, Row, Tooltip, notification } from 'antd'
 import useSWR, { mutate } from 'swr'
 
 interface BackupRow {
@@ -29,6 +29,7 @@ type FieldType = {
     table?: string
     bucket?: string
     path?: string
+    is_sharded?: boolean
     aws_access_key_id?: string
     aws_secret_access_key?: string
 }
@@ -165,6 +166,16 @@ export default function Backups() {
                         <Input />
                     </Form.Item>
 
+                    <Form.Item<FieldType>
+                        label="Is Sharded"
+                        name="is_sharded"
+                        initialValue="false"
+                        valuePropName="checked"
+                        rules={[{ required: true, message: 'Is this table sharded?' }]}
+                    >
+                        <Checkbox defaultChecked={false}>is sharded</Checkbox>
+                    </Form.Item>
+
                     <Form.Item<FieldType>
                         label="S3 Bucket"
                         name="bucket"

frontend/src/pages/Backups/ScheduledBackups.tsx

@@ -1,9 +1,23 @@
 import React, { useEffect, useState } from 'react'
 import { usePollingEffect } from '../../utils/usePollingEffect'
 import { ColumnType } from 'antd/es/table'
-import { Switch, Select, Table, Button, Form, Input, Modal, Tag, Col, Progress, Row, Tooltip, notification } from 'antd'
-import DeleteOutlined from '@ant-design/icons'
-import EditOutlined from '@ant-design/icons'
+import {
+    Switch,
+    Select,
+    Table,
+    Button,
+    Form,
+    Input,
+    Checkbox,
+    Modal,
+    Tag,
+    Col,
+    Progress,
+    Row,
+    Tooltip,
+    notification,
+} from 'antd'
+import { DeleteOutlined, EditOutlined } from '@ant-design/icons'
 import { Clusters } from '../Clusters/Clusters'
 import useSWR, { mutate } from 'swr'
 
@@ -32,6 +46,7 @@ type FieldType = {
     incremental_schedule?: string
     database?: string
     table?: string
+    is_sharded?: boolean
     bucket?: string
     path?: string
     aws_access_key_id?: string
@@ -153,12 +168,12 @@ export default function ScheduledBackups() {
         { title: 'Last Run Time', dataIndex: 'last_run_time' },
         { title: 'Database', dataIndex: 'database' },
         { title: 'Table', dataIndex: 'table' },
+        { title: 'Is Sharded', dataIndex: 'is_sharded', render: (_, sched) => (sched.is_sharded ? 'Yes' : 'No') },
         { title: 'S3 Location', dataIndex: 'bucket', render: (_, sched) => 's3://' + sched.bucket + '/' + sched.path },
-        { title: 'Created At', dataIndex: 'created_at' },
         {
-            title: '',
+            title: 'Actions',
             dataIndex: 'id',
-            render: id => {
+            render: (id: string, rowData: ScheduleRow) => {
                 const deleteBackup = async () => {
                     try {
                         const res = await fetch(`/api/scheduled_backups/${id}`, {
@@ -173,21 +188,10 @@ export default function ScheduledBackups() {
                     }
                 }
 
-                return (
-                    <a id={id} onClick={deleteBackup}>
-                        <DeleteOutlined />
-                    </a>
-                )
-            },
-        },
-        {
-            title: 'Actions',
-            dataIndex: 'id',
-            render: (id: string, rowData: ScheduleRow) => {
                 return (
                     <>
                         <EditOutlined onClick={() => handleEdit(rowData)} />
-                        {/* <DeleteOutlined onClick={() => handleDelete(id)} /> */}
+                        <DeleteOutlined onClick={() => deleteBackup()} style={{ marginLeft: '15px' }} />
                     </>
                 )
             },
@@ -285,6 +289,16 @@ export default function ScheduledBackups() {
                         <Input />
                     </Form.Item>
 
+                    <Form.Item<FieldType>
+                        label="Is Sharded"
+                        name="is_sharded"
+                        initialValue="false"
+                        valuePropName="checked"
+                        rules={[{ required: true, message: 'Is this table sharded?' }]}
+                    >
+                        <Checkbox defaultChecked={false}>is sharded</Checkbox>
+                    </Form.Item>
+
                     <Form.Item<FieldType>
                         label="S3 Bucket"
                         name="bucket"

housewatch/clickhouse/backups.py

@@ -4,8 +4,8 @@
 from typing import Dict, Optional
 from uuid import uuid4
 from housewatch.clickhouse.client import run_query
-from housewatch.clickhouse.table import is_replicated_table
 from housewatch.models.backup import ScheduledBackup, ScheduledBackupRun
+from housewatch.clickhouse.table import table_engine_full
 from housewatch.clickhouse.clusters import get_node_per_shard
 
 from django.conf import settings
@@ -26,7 +26,7 @@ def execute_backup(
     aws_key: Optional[str] = None,
     aws_secret: Optional[str] = None,
     base_backup: Optional[str] = None,
-    is_replicated: bool = False,
+    is_sharded: bool = False,
 ):
     """
     This function will execute a backup on each shard in a cluster
@@ -59,8 +59,8 @@ def execute_backup(
                 item[key[0]] = res[index]
             response.append(item)
         responses.append((shard, response))
-        if is_replicated:
-            break
+        if not is_sharded:
+            return response
     return response
 
 
@@ -82,7 +82,9 @@ def get_backup(backup, cluster=None):
         return run_query(QUERY, {"uuid": backup}, use_cache=False)
 
 
-def create_table_backup(database, table, bucket, path, cluster=None, aws_key=None, aws_secret=None, base_backup=None):
+def create_table_backup(
+    database, table, bucket, path, cluster=None, aws_key=None, aws_secret=None, base_backup=None, is_sharded=False
+):
     if aws_key is None or aws_secret is None:
         aws_key = settings.AWS_ACCESS_KEY_ID
         aws_secret = settings.AWS_SECRET_ACCESS_KEY
@@ -106,7 +108,7 @@ def create_table_backup(database, table, bucket, path, cluster=None, aws_key=Non
             aws_key=aws_key,
             aws_secret=aws_secret,
             base_backup=base_backup,
-            is_replicated=is_replicated_table(database, table),
+            is_sharded=is_sharded,
         )
     QUERY = """BACKUP TABLE %(database)s.%(table)s
     TO S3('https://%(bucket)s.s3.amazonaws.com/%(path)s', '%(aws_key)s', '%(aws_secret)s')
@@ -204,6 +206,7 @@ def run_backup(backup_id, incremental=False):
             backup.aws_access_key_id,
             backup.aws_secret_access_key,
             base_backup=base_backup,
+            is_sharded=backup.is_sharded,
         )
     uuid = str(uuid4())
     br = ScheduledBackupRun.objects.create(

housewatch/clickhouse/table.py

@@ -2,5 +2,20 @@
 
 
 def is_replicated_table(database, table):
-    QUERY = """SELECT is_replicated FROM system.tables WHERE database = '%(database)s' AND name = '%(table)s'"""
+    QUERY = """SELECT engine FROM system.tables WHERE database = '%(database)s' AND name = '%(table)s'"""
     return "replicated" in run_query(QUERY, {"database": database, "table": table})[0]["engine"].lower()
+
+
+def table_engine_full(database, table):
+    QUERY = """SELECT engine_full FROM system.tables WHERE database = '%(database)s' AND name = '%(table)s'"""
+    return run_query(QUERY, {"database": database, "table": table})[0]["engine_full"]
+
+
+def parse_engine(engine_full):
+    engine = engine_full.split("(")[0].strip()
+    params = engine_full.split("(")[1].split(")")[0].split(",")
+    return engine, params
+
+
+def is_sharded_table(database, table):
+    return "sharded" in table_engine_full(database, table).lower()

housewatch/migrations/0011_scheduledbackup_is_sharded_and_more.py

@@ -0,0 +1,23 @@
+# Generated by Django 4.1.1 on 2024-01-31 06:36
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('housewatch', '0010_scheduledbackup_incremental_schedule_and_more'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='scheduledbackup',
+            name='is_sharded',
+            field=models.BooleanField(default=False),
+        ),
+        migrations.AlterField(
+            model_name='scheduledbackup',
+            name='table',
+            field=models.CharField(blank=True, max_length=255, null=True),
+        ),
+    ]

housewatch/models/backup.py

@@ -19,6 +19,7 @@ class ScheduledBackup(models.Model):
     incremental_schedule: models.CharField = models.CharField(max_length=255, null=True)
     table: models.CharField = models.CharField(max_length=255, null=True, blank=True)
     database: models.CharField = models.CharField(max_length=255)
+    is_sharded: models.BooleanField = models.BooleanField(default=False)
     cluster: models.CharField = models.CharField(max_length=255, null=True)
     bucket: models.CharField = models.CharField(max_length=255)
     path: models.CharField = models.CharField(max_length=255)