From 2c8e6b51b3c401a0472a024b8dac3d3ba735d74c Mon Sep 17 00:00:00 2001
From: Alex Potsides <alex@achingbrain.net>
Date: Thu, 25 May 2023 11:57:38 +0100
Subject: [PATCH] fix: add dht validators/selectors for ipns (#135)

This allows use of `@helia/ipns` without any further configuration.
---
 packages/helia/package.json                |  1 +
 packages/helia/src/utils/libp2p.browser.ts | 10 +++++++++-
 packages/helia/src/utils/libp2p.ts         | 11 ++++++++++-
 3 files changed, 20 insertions(+), 2 deletions(-)

diff --git a/packages/helia/package.json b/packages/helia/package.json
index 3fd0c750..ee9fb798 100644
--- a/packages/helia/package.json
+++ b/packages/helia/package.json
@@ -164,6 +164,7 @@
     "interface-datastore": "^8.0.0",
     "interface-store": "^5.0.1",
     "ipfs-bitswap": "^18.0.0",
+    "ipns": "^6.0.0",
     "it-all": "^3.0.1",
     "it-drain": "^3.0.1",
     "it-filter": "^3.0.1",
diff --git a/packages/helia/src/utils/libp2p.browser.ts b/packages/helia/src/utils/libp2p.browser.ts
index 69e2d96c..0cc82457 100644
--- a/packages/helia/src/utils/libp2p.browser.ts
+++ b/packages/helia/src/utils/libp2p.browser.ts
@@ -8,6 +8,8 @@ import { mplex } from '@libp2p/mplex'
 import { webRTC, webRTCDirect } from '@libp2p/webrtc'
 import { webSockets } from '@libp2p/websockets'
 import { webTransport } from '@libp2p/webtransport'
+import { ipnsSelector } from 'ipns/selector'
+import { ipnsValidator } from 'ipns/validator'
 import { createLibp2p as create } from 'libp2p'
 import { autoNATService } from 'libp2p/autonat'
 import { circuitRelayTransport, circuitRelayServer } from 'libp2p/circuit-relay'
@@ -52,7 +54,13 @@ export async function createLibp2p (opts: CreateLibp2pOptions): Promise<Libp2p<{
       autoNAT: autoNATService(),
       pubsub: gossipsub(),
       dht: kadDHT({
-        clientMode: true
+        clientMode: true,
+        validators: {
+          ipns: ipnsValidator
+        },
+        selectors: {
+          ipns: ipnsSelector
+        }
       }),
       relay: circuitRelayServer({
         advertise: true
diff --git a/packages/helia/src/utils/libp2p.ts b/packages/helia/src/utils/libp2p.ts
index 0ec89ea4..e41ccf5c 100644
--- a/packages/helia/src/utils/libp2p.ts
+++ b/packages/helia/src/utils/libp2p.ts
@@ -8,6 +8,8 @@ import { mdns } from '@libp2p/mdns'
 import { mplex } from '@libp2p/mplex'
 import { tcp } from '@libp2p/tcp'
 import { webSockets } from '@libp2p/websockets'
+import { ipnsSelector } from 'ipns/selector'
+import { ipnsValidator } from 'ipns/validator'
 import { createLibp2p as create } from 'libp2p'
 import { autoNATService } from 'libp2p/autonat'
 import { circuitRelayTransport, circuitRelayServer, type CircuitRelayService } from 'libp2p/circuit-relay'
@@ -57,7 +59,14 @@ export async function createLibp2p (opts: CreateLibp2pOptions): Promise<Libp2p<{
       autoNAT: autoNATService(),
       upnp: uPnPNATService(),
       pubsub: gossipsub(),
-      dht: kadDHT(),
+      dht: kadDHT({
+        validators: {
+          ipns: ipnsValidator
+        },
+        selectors: {
+          ipns: ipnsSelector
+        }
+      }),
       relay: circuitRelayServer({
         advertise: true
       })