delete multiple records at once

This commit is contained in:
Evert Prants 2021-05-16 17:40:48 +03:00
parent 176a3f66b0
commit cc2f4fea84
Signed by: evert
GPG Key ID: 1688DA83D222D0B5
4 changed files with 63 additions and 15 deletions

View File

@ -88,7 +88,7 @@ Returns all of `:domain`'s DNS records or performs a search based on provided qu
```
### `POST /zone/records/:domain`
Updates a single or multiple DNS records of `:domain` at `index`.
Updates or marks for deletion a single or multiple DNS records of `:domain` at `index`.
**Body:**
```typescript
@ -98,6 +98,7 @@ Updates a single or multiple DNS records of `:domain` at `index`.
name?: string;
type?: string;
value?: string;
forDeletion?: boolean;
} | {...}[];
}
```
@ -143,12 +144,12 @@ Creates a single or multiple new DNS records for `:domain`.
```
### `DELETE /zone/records/:domain`
Deletes a DNS record from `:domain` at `index`. **Warning:** Deleting an index that is not at the end of the record causes following records' indexes to shift back by one.
Deletes a single or multiple DNS records from `:domain` at `index`. **Warning:** Deleting an index that is not at the end of the record causes following records' indexes to shift back by one. Refresh your indexes after every addition and deletion!
**Body:**
```typescript
{
index: number;
index: number | number[];
}
```
@ -156,8 +157,12 @@ Deletes a DNS record from `:domain` at `index`. **Warning:** Deleting an index t
```typescript
{
success: boolean;
message: string;
deleted: DNSRecord[];
errors: {
message: string;
record: DNSRecord;
}[];
}
```

View File

@ -107,9 +107,13 @@ export class DNSCache {
throw new Error('No such cached zone file!');
}
zone.changed = new Date();
// Delete marked-for-deletion records
zone.zone.records = zone.zone.records.filter((record) => record.forDeletion !== true);
// Set new serial
const soa = zone.zone.records.find((record) => record.type === DNSRecordType.SOA) as SOARecord;
soa.serial = Math.floor(Date.now() / 1000);
zone.changed = new Date();
this.set(name, zone);
await this.save(name);

View File

@ -107,6 +107,7 @@ api.get('/zone/records/:domain', domainAuthorization, async (req, res) => {
* name?: string;
* type?: DNSRecordType;
* value?: string;
* forDeletion?: boolean;
* }[];
*/
api.post('/zone/records/:domain', domainAuthorization, async (req, res) => {
@ -166,8 +167,18 @@ api.post('/zone/records/:domain', domainAuthorization, async (req, res) => {
}
}
if (record.type === DNSRecordType.SOA && setter.forDeletion) {
errors.push({
message: 'Cannot delete the Start Of Authority record.',
record
});
continue;
}
keys.forEach((key) => {
if (record[key]) {
if (key === 'forDeletion') {
record.forDeletion = true;
} else if (record[key]) {
record[key] = setter[key];
}
});
@ -201,23 +212,50 @@ api.post('/zone/records/:domain', domainAuthorization, async (req, res) => {
*/
api.delete('/zone/records/:domain', domainAuthorization, async (req, res) => {
const domain = req.params.domain;
const index = parseInt(req.body.index, 10);
let indexes = req.body.index;
const cached = await getOrLoad(domain);
const { zone } = cached;
if (!index || isNaN(index) || !zone.records[index]) {
throw new Error('Invalid record index.');
if (!Array.isArray(indexes)) {
indexes = [indexes];
}
const deleted = [];
const errors = [];
for (const number of indexes) {
const index = parseInt(number, 10);
if (index == null || isNaN(index) || !zone.records[index]) {
errors.push({
message: 'Invalid record index.',
record: { index }
});
continue;
}
const record = zone.records[index];
if (record.type === DNSRecordType.SOA) {
throw new Error('Cannot delete the Start Of Authority record.');
errors.push({
message: 'Cannot delete the Start Of Authority record.',
record
});
continue;
}
zone.records[index].forDeletion = true;
deleted.push(record);
}
zone.records.splice(index, 1);
await cache.update(domain, cached);
res.json({ success: true, message: 'Record deleted successfully.', record });
if (!deleted.length && errors.length) {
res.status(400).json({ success: false, message: 'Deleting record(s) failed.', deleted, errors });
} else if (deleted.length) {
res.json({ success: true, message: 'Record(s) deleted successfully.', deleted, errors });
} else {
res.json({ success: true, message: 'Nothing was deleted.', deleted, errors });
}
});
/**

View File

@ -1,10 +1,11 @@
import { DNSRecordType } from "../dns/records";
export interface DNSRecord {
[key: string]: string | number;
[key: string]: string | number | boolean | undefined;
name: string;
type: DNSRecordType;
value: string;
forDeletion?: boolean;
}
export interface SOARecord extends DNSRecord {