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Implement DNS server #41

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merged 7 commits into from
Feb 17, 2023
Merged

Implement DNS server #41

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5b54e40
draft: dns server
jackyzha0 Feb 9, 2023
307bb51
update @types/dns2 version
jackyzha0 Feb 10, 2023
c37df18
add dns port as an option
jackyzha0 Feb 10, 2023
1756b62
lint
jackyzha0 Feb 10, 2023
3bcbd30
use 'pretty' dns for ipfs link, protocol->multiformats
jackyzha0 Feb 16, 2023
2d889d7
Update v1/protocols/ipfs.ts
jackyzha0 Feb 17, 2023
ec41874
Update v1/dns/index.ts
jackyzha0 Feb 17, 2023
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19 changes: 16 additions & 3 deletions v1/dns/index.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -2,7 +2,12 @@ import dns2 from 'dns2'
import { FastifyBaseLogger } from 'fastify'
import { SiteConfigStore } from '../config/sites.js'

export async function initDnsServer (port: number, store: SiteConfigStore, logger: FastifyBaseLogger): Promise<ReturnType<typeof dns2.createServer>> {
function protocolToMultiformat(link: string): string {
const [protocol, path] = link.split("://")
return `/${protocol}/${path}`
}

export async function initDnsServer(port: number, store: SiteConfigStore, logger: FastifyBaseLogger): Promise<ReturnType<typeof dns2.createServer>> {
const server = dns2.createServer({
udp: true,
handle: (request, send, rinfo) => {
Expand All @@ -13,14 +18,22 @@ export async function initDnsServer (port: number, store: SiteConfigStore, logge
const trimmedName = name.replace('_dnslink.', '')
store.get(trimmedName)
.then(({ links }) => {
// TODO(support http and hyper)
if (links.ipfs !== undefined) {
response.answers.push({
name,
type: dns2.Packet.TYPE.TXT,
class: dns2.Packet.CLASS.IN,
ttl: 60,
data: `dnslink=${links.ipfs.link}`
data: `dnslink=${protocolToMultiformat(links.ipfs.pubKey)}`
})
}
if (links.hyper !== undefined) {
response.answers.push({
name,
type: dns2.Packet.TYPE.TXT,
class: dns2.Packet.CLASS.IN,
ttl: 60,
data: `dnslink=${protocolToMultiformat(links.hyper.link)}`
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})
}
send(response)
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2 changes: 1 addition & 1 deletion v1/protocols/ipfs.ts
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Expand Up @@ -146,7 +146,7 @@ export class IPFSProtocol implements Protocol<Static<typeof IPFSProtocolFields>>
const pubKey = `ipns://${publishKey}/`
return {
enabled: true,
link: pubKey,
link: `_dnslink.${id}`,
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// TODO: Pass in gateway parameters in options (DP domain name?)
gateway: `https://gateway.ipfs.io/ipns/${publishKey}/`,
cid,
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