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support relay authentication

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This commit is contained in:
zappityzap 2025-01-04 20:26:01 -08:00
parent b7a49e926a
commit 696ccfaec3
1 changed files with 32 additions and 7 deletions
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39
server/notification-providers/nostr.js
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@ -2,8 +2,10 @@ const NotificationProvider = require("./notification-provider");
const {
finalizeEvent,
Relay,
kinds,
nip04,
nip19,
nip42,
} = require("nostr-tools");
// polyfills for node versions
@ -36,7 +38,7 @@ class Nostr extends NotificationProvider {
for (const recipientPublicKey of recipientsPublicKeys) {
const ciphertext = await nip04.encrypt(senderPrivateKey, recipientPublicKey, msg);
let event = {
kind: 4,
kind: kinds.EncryptedDirectMessage,
created_at: createdAt,
tags: [[ "p", recipientPublicKey ]],
content: ciphertext,
@ -49,17 +51,29 @@ class Nostr extends NotificationProvider {
const relays = notification.relays.split("\n");
let successfulRelays = 0;
for (const relayUrl of relays) {
try {
const relay = await Relay.connect(relayUrl);
const relay = await Relay.connect(relayUrl);
let eventIndex = 0;
// Publish events
for (const event of events) {
await relay.publish(event);
// Authenticate to the relay, if required
try {
await relay.publish(events[0]);
eventIndex = 1;
} catch (error) {
if (relay.challenge) {
await relay.auth(async (evt) => {
return finalizeEvent(evt, senderPrivateKey);
});
}
}
try {
for (let i = eventIndex; i < events.length; i++) {
await relay.publish(events[i]);
}
relay.close();
successfulRelays++;
} catch (error) {
continue;
console.error(`Failed to publish event to ${relayUrl}:`, error);
}
}
@ -70,6 +84,17 @@ class Nostr extends NotificationProvider {
return `${successfulRelays}/${relays.length} relays connected.`;
}
/**
* Sign the authentication event
* @param {Relay} relay Relay instance
* @param {string} privateKey Sender's private key
* @returns {Promise<VerifiedEvent>} Signed authentication event
*/
async signAuthEvent(relay, privateKey) {
const authEvent = nip42.makeAuthEvent(relay.url, relay.challenge);
return finalizeEvent(authEvent, privateKey);
}
/**
* Get the private key for the sender
* @param {string} sender Sender to retrieve key for