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43
README.md
43
README.md
@@ -1,4 +1,4 @@
|
||||
#  [](https://jsr.io/@nostr/tools) nostr-tools
|
||||
# [](https://jsr.io/@nostr/tools) @nostr/tools
|
||||
|
||||
Tools for developing [Nostr](https://github.com/fiatjaf/nostr) clients.
|
||||
|
||||
@@ -9,9 +9,6 @@ This package is only providing lower-level functionality. If you want higher-lev
|
||||
## Installation
|
||||
|
||||
```bash
|
||||
# npm
|
||||
npm install --save nostr-tools
|
||||
|
||||
# jsr
|
||||
npx jsr add @nostr/tools
|
||||
```
|
||||
@@ -27,7 +24,7 @@ https://jsr.io/@nostr/tools/doc
|
||||
### Generating a private key and a public key
|
||||
|
||||
```js
|
||||
import { generateSecretKey, getPublicKey } from 'nostr-tools/pure'
|
||||
import { generateSecretKey, getPublicKey } from '@nostr/tools/pure'
|
||||
|
||||
let sk = generateSecretKey() // `sk` is a Uint8Array
|
||||
let pk = getPublicKey(sk) // `pk` is a hex string
|
||||
@@ -36,7 +33,7 @@ let pk = getPublicKey(sk) // `pk` is a hex string
|
||||
To get the secret key in hex format, use
|
||||
|
||||
```js
|
||||
import { bytesToHex, hexToBytes } from '@noble/hashes/utils' // already an installed dependency
|
||||
import { bytesToHex, hexToBytes } from '@noble/hashes/utils.js' // already an installed dependency
|
||||
|
||||
let skHex = bytesToHex(sk)
|
||||
let backToBytes = hexToBytes(skHex)
|
||||
@@ -45,7 +42,7 @@ let backToBytes = hexToBytes(skHex)
|
||||
### Creating, signing and verifying events
|
||||
|
||||
```js
|
||||
import { finalizeEvent, verifyEvent } from 'nostr-tools/pure'
|
||||
import { finalizeEvent, verifyEvent } from '@nostr/tools/pure'
|
||||
|
||||
let event = finalizeEvent({
|
||||
kind: 1,
|
||||
@@ -62,8 +59,8 @@ let isGood = verifyEvent(event)
|
||||
Doesn't matter what you do, you always should be using a `SimplePool`:
|
||||
|
||||
```js
|
||||
import { finalizeEvent, generateSecretKey, getPublicKey } from 'nostr-tools/pure'
|
||||
import { SimplePool } from 'nostr-tools/pool'
|
||||
import { finalizeEvent, generateSecretKey, getPublicKey } from '@nostr/tools/pure'
|
||||
import { SimplePool } from '@nostr/tools/pool'
|
||||
|
||||
const pool = new SimplePool()
|
||||
|
||||
@@ -126,8 +123,8 @@ relay.close()
|
||||
To use this on Node.js you first must install `ws` and call something like this:
|
||||
|
||||
```js
|
||||
import { useWebSocketImplementation } from 'nostr-tools/pool'
|
||||
// or import { useWebSocketImplementation } from 'nostr-tools/relay' if you're using the Relay directly
|
||||
import { useWebSocketImplementation } from '@nostr/tools/pool'
|
||||
// or import { useWebSocketImplementation } from '@nostr/tools/relay' if you're using the Relay directly
|
||||
|
||||
import WebSocket from 'ws'
|
||||
useWebSocketImplementation(WebSocket)
|
||||
@@ -138,7 +135,7 @@ useWebSocketImplementation(WebSocket)
|
||||
You can enable regular pings of connected relays with the `enablePing` option. This will set up a heartbeat that closes the websocket if it doesn't receive a response in time. Some platforms, like Node.js, don't report websocket disconnections due to network issues, and enabling this can increase the reliability of the `onclose` event.
|
||||
|
||||
```js
|
||||
import { SimplePool } from 'nostr-tools/pool'
|
||||
import { SimplePool } from '@nostr/tools/pool'
|
||||
|
||||
const pool = new SimplePool({ enablePing: true })
|
||||
```
|
||||
@@ -148,7 +145,7 @@ const pool = new SimplePool({ enablePing: true })
|
||||
You can also enable automatic reconnection with the `enableReconnect` option. This will make the pool try to reconnect to relays with an exponential backoff delay if the connection is lost unexpectedly.
|
||||
|
||||
```js
|
||||
import { SimplePool } from 'nostr-tools/pool'
|
||||
import { SimplePool } from '@nostr/tools/pool'
|
||||
|
||||
const pool = new SimplePool({ enableReconnect: true })
|
||||
```
|
||||
@@ -331,7 +328,7 @@ for (let profile of refs.profiles) {
|
||||
### Querying profile data from a NIP-05 address
|
||||
|
||||
```js
|
||||
import { queryProfile } from 'nostr-tools/nip05'
|
||||
import { queryProfile } from '@nostr/tools/nip05'
|
||||
|
||||
let profile = await queryProfile('jb55.com')
|
||||
console.log(profile.pubkey)
|
||||
@@ -343,13 +340,13 @@ console.log(profile.relays)
|
||||
To use this on Node.js < v18, you first must install `node-fetch@2` and call something like this:
|
||||
|
||||
```js
|
||||
import { useFetchImplementation } from 'nostr-tools/nip05'
|
||||
import { useFetchImplementation } from '@nostr/tools/nip05'
|
||||
useFetchImplementation(require('node-fetch'))
|
||||
```
|
||||
|
||||
### Including NIP-07 types
|
||||
```js
|
||||
import type { WindowNostr } from 'nostr-tools/nip07'
|
||||
import type { WindowNostr } from '@nostr/tools/nip07'
|
||||
|
||||
declare global {
|
||||
interface Window {
|
||||
@@ -361,8 +358,8 @@ declare global {
|
||||
### Encoding and decoding NIP-19 codes
|
||||
|
||||
```js
|
||||
import { generateSecretKey, getPublicKey } from 'nostr-tools/pure'
|
||||
import * as nip19 from 'nostr-tools/nip19'
|
||||
import { generateSecretKey, getPublicKey } from '@nostr/tools/pure'
|
||||
import * as nip19 from '@nostr/tools/nip19'
|
||||
|
||||
let sk = generateSecretKey()
|
||||
let nsec = nip19.nsecEncode(sk)
|
||||
@@ -390,7 +387,7 @@ assert(data.relays.length === 2)
|
||||
[`nostr-wasm`](https://github.com/fiatjaf/nostr-wasm) is a thin wrapper over [libsecp256k1](https://github.com/bitcoin-core/secp256k1) compiled to WASM just for hashing, signing and verifying Nostr events.
|
||||
|
||||
```js
|
||||
import { setNostrWasm, generateSecretKey, finalizeEvent, verifyEvent } from 'nostr-tools/wasm'
|
||||
import { setNostrWasm, generateSecretKey, finalizeEvent, verifyEvent } from '@nostr/tools/wasm'
|
||||
import { initNostrWasm } from 'nostr-wasm'
|
||||
|
||||
// make sure this promise resolves before your app starts calling finalizeEvent or verifyEvent
|
||||
@@ -403,9 +400,9 @@ initNostrWasm().then(setNostrWasm)
|
||||
If you're going to use `Relay` and `SimplePool` you must also import `nostr-tools/abstract-relay` and/or `nostr-tools/abstract-pool` instead of the defaults and then instantiate them by passing the `verifyEvent`:
|
||||
|
||||
```js
|
||||
import { setNostrWasm, verifyEvent } from 'nostr-tools/wasm'
|
||||
import { AbstractRelay } from 'nostr-tools/abstract-relay'
|
||||
import { AbstractSimplePool } from 'nostr-tools/abstract-pool'
|
||||
import { setNostrWasm, verifyEvent } from '@nostr/tools/wasm'
|
||||
import { AbstractRelay } from '@nostr/tools/abstract-relay'
|
||||
import { AbstractSimplePool } from '@nostr/tools/abstract-pool'
|
||||
import { initNostrWasm } from 'nostr-wasm'
|
||||
|
||||
initNostrWasm().then(setNostrWasm)
|
||||
@@ -442,7 +439,7 @@ summary for relay read message and verify event
|
||||
|
||||
## Plumbing
|
||||
|
||||
To develop `nostr-tools`, install [`just`](https://just.systems/) and run `just -l` to see commands available.
|
||||
To develop `@nostr/tools`, install [`just`](https://just.systems/) and run `just -l` to see commands available.
|
||||
|
||||
## License
|
||||
|
||||
|
||||
@@ -11,6 +11,7 @@ import { normalizeURL } from './utils.ts'
|
||||
import type { Event, EventTemplate, Nostr, VerifiedEvent } from './core.ts'
|
||||
import { type Filter } from './filter.ts'
|
||||
import { alwaysTrue } from './helpers.ts'
|
||||
import { Relay } from './relay.ts'
|
||||
|
||||
export type SubCloser = { close: (reason?: string) => void }
|
||||
|
||||
@@ -19,6 +20,16 @@ export type AbstractPoolConstructorOptions = AbstractRelayConstructorOptions & {
|
||||
// in case that relay shouldn't be authenticated against
|
||||
// or a function to sign the AUTH event template otherwise (that function may still throw in case of failure)
|
||||
automaticallyAuth?: (relayURL: string) => null | ((event: EventTemplate) => Promise<VerifiedEvent>)
|
||||
// onRelayConnectionFailure is called with the URL of a relay that failed the initial connection
|
||||
onRelayConnectionFailure?: (url: string) => void
|
||||
// onRelayConnectionSuccess is called with the URL of a relay that succeeds the initial connection
|
||||
onRelayConnectionSuccess?: (url: string) => void
|
||||
// allowConnectingToRelay takes a relay URL and the operation being performed
|
||||
// return false to skip connecting to that relay
|
||||
allowConnectingToRelay?: (url: string, operation: ['read', Filter[]] | ['write', Event]) => boolean
|
||||
// maxWaitForConnection takes a number in milliseconds that will be given to ensureRelay such that we
|
||||
// don't get stuck forever when attempting to connect to a relay, it is 3000 (3 seconds) by default
|
||||
maxWaitForConnection: number
|
||||
}
|
||||
|
||||
export type SubscribeManyParams = Omit<SubscriptionParams, 'onclose'> & {
|
||||
@@ -40,6 +51,10 @@ export class AbstractSimplePool {
|
||||
public enableReconnect: boolean
|
||||
public automaticallyAuth?: (relayURL: string) => null | ((event: EventTemplate) => Promise<VerifiedEvent>)
|
||||
public trustedRelayURLs: Set<string> = new Set()
|
||||
public onRelayConnectionFailure?: (url: string) => void
|
||||
public onRelayConnectionSuccess?: (url: string) => void
|
||||
public allowConnectingToRelay?: (url: string, operation: ['read', Filter[]] | ['write', Event]) => boolean
|
||||
public maxWaitForConnection: number
|
||||
|
||||
private _WebSocket?: typeof WebSocket
|
||||
|
||||
@@ -49,6 +64,10 @@ export class AbstractSimplePool {
|
||||
this.enablePing = opts.enablePing
|
||||
this.enableReconnect = opts.enableReconnect || false
|
||||
this.automaticallyAuth = opts.automaticallyAuth
|
||||
this.onRelayConnectionFailure = opts.onRelayConnectionFailure
|
||||
this.onRelayConnectionSuccess = opts.onRelayConnectionSuccess
|
||||
this.allowConnectingToRelay = opts.allowConnectingToRelay
|
||||
this.maxWaitForConnection = opts.maxWaitForConnection || 3000
|
||||
}
|
||||
|
||||
async ensureRelay(
|
||||
@@ -181,17 +200,28 @@ export class AbstractSimplePool {
|
||||
// open a subscription in all given relays
|
||||
const allOpened = Promise.all(
|
||||
groupedRequests.map(async ({ url, filters }, i) => {
|
||||
if (this.allowConnectingToRelay?.(url, ['read', filters]) === false) {
|
||||
handleClose(i, 'connection skipped by allowConnectingToRelay')
|
||||
return
|
||||
}
|
||||
|
||||
let relay: AbstractRelay
|
||||
try {
|
||||
relay = await this.ensureRelay(url, {
|
||||
connectionTimeout: params.maxWait ? Math.max(params.maxWait * 0.8, params.maxWait - 1000) : undefined,
|
||||
connectionTimeout:
|
||||
this.maxWaitForConnection < (params.maxWait || 0)
|
||||
? Math.max(params.maxWait! * 0.8, params.maxWait! - 1000)
|
||||
: this.maxWaitForConnection,
|
||||
abort: params.abort,
|
||||
})
|
||||
} catch (err) {
|
||||
this.onRelayConnectionFailure?.(url)
|
||||
handleClose(i, (err as any)?.message || String(err))
|
||||
return
|
||||
}
|
||||
|
||||
this.onRelayConnectionSuccess?.(url)
|
||||
|
||||
let subscription = relay.subscribe(filters, {
|
||||
...params,
|
||||
oneose: () => handleEose(i),
|
||||
@@ -298,7 +328,11 @@ export class AbstractSimplePool {
|
||||
publish(
|
||||
relays: string[],
|
||||
event: Event,
|
||||
options?: { onauth?: (evt: EventTemplate) => Promise<VerifiedEvent> },
|
||||
params?: {
|
||||
onauth?: (evt: EventTemplate) => Promise<VerifiedEvent>
|
||||
maxWait?: number
|
||||
abort?: AbortSignal
|
||||
},
|
||||
): Promise<string>[] {
|
||||
return relays.map(normalizeURL).map(async (url, i, arr) => {
|
||||
if (arr.indexOf(url) !== i) {
|
||||
@@ -306,12 +340,29 @@ export class AbstractSimplePool {
|
||||
return Promise.reject('duplicate url')
|
||||
}
|
||||
|
||||
let r = await this.ensureRelay(url)
|
||||
if (this.allowConnectingToRelay?.(url, ['write', event]) === false) {
|
||||
return Promise.reject('connection skipped by allowConnectingToRelay')
|
||||
}
|
||||
|
||||
let r: Relay
|
||||
try {
|
||||
r = await this.ensureRelay(url, {
|
||||
connectionTimeout:
|
||||
this.maxWaitForConnection < (params?.maxWait || 0)
|
||||
? Math.max(params!.maxWait! * 0.8, params!.maxWait! - 1000)
|
||||
: this.maxWaitForConnection,
|
||||
abort: params?.abort,
|
||||
})
|
||||
} catch (err) {
|
||||
this.onRelayConnectionFailure?.(url)
|
||||
return String('connection failure: ' + String(err))
|
||||
}
|
||||
|
||||
return r
|
||||
.publish(event)
|
||||
.catch(async err => {
|
||||
if (err instanceof Error && err.message.startsWith('auth-required: ') && options?.onauth) {
|
||||
await r.auth(options.onauth)
|
||||
if (err instanceof Error && err.message.startsWith('auth-required: ') && params?.onauth) {
|
||||
await r.auth(params.onauth)
|
||||
return r.publish(event) // retry
|
||||
}
|
||||
throw err
|
||||
|
||||
@@ -45,7 +45,7 @@ export class AbstractRelay {
|
||||
private reconnectTimeoutHandle: ReturnType<typeof setTimeout> | undefined
|
||||
private pingIntervalHandle: ReturnType<typeof setInterval> | undefined
|
||||
private reconnectAttempts: number = 0
|
||||
private closedIntentionally: boolean = false
|
||||
private skipReconnection: boolean = false
|
||||
|
||||
private connectionPromise: Promise<void> | undefined
|
||||
private openCountRequests = new Map<string, CountResolver>()
|
||||
@@ -120,12 +120,9 @@ export class AbstractRelay {
|
||||
this._connected = false
|
||||
this.connectionPromise = undefined
|
||||
|
||||
const wasIntentional = this.closedIntentionally
|
||||
this.closedIntentionally = false // reset for next time
|
||||
|
||||
this.onclose?.()
|
||||
|
||||
if (this.enableReconnect && !wasIntentional) {
|
||||
if (this.enableReconnect && !this.skipReconnection) {
|
||||
this.reconnect()
|
||||
} else {
|
||||
this.closeAllSubscriptions(reason)
|
||||
@@ -139,13 +136,15 @@ export class AbstractRelay {
|
||||
|
||||
this.challenge = undefined
|
||||
this.authPromise = undefined
|
||||
this.skipReconnection = false
|
||||
this.connectionPromise = new Promise((resolve, reject) => {
|
||||
if (opts?.timeout) {
|
||||
connectionTimeoutHandle = setTimeout(() => {
|
||||
reject('connection timed out')
|
||||
this.connectionPromise = undefined
|
||||
this.skipReconnection = true
|
||||
this.onclose?.()
|
||||
this.closeAllSubscriptions('relay connection timed out')
|
||||
this.handleHardClose('relay connection timed out')
|
||||
}, opts.timeout)
|
||||
}
|
||||
|
||||
@@ -191,10 +190,13 @@ export class AbstractRelay {
|
||||
resolve()
|
||||
}
|
||||
|
||||
this.ws.onerror = ev => {
|
||||
this.ws.onerror = () => {
|
||||
clearTimeout(connectionTimeoutHandle)
|
||||
reject((ev as any).message || 'websocket error')
|
||||
this.handleHardClose('relay connection errored')
|
||||
reject('connection failed')
|
||||
this.connectionPromise = undefined
|
||||
this.skipReconnection = true
|
||||
this.onclose?.()
|
||||
this.handleHardClose('relay connection failed')
|
||||
}
|
||||
|
||||
this.ws.onclose = ev => {
|
||||
@@ -466,7 +468,7 @@ export class AbstractRelay {
|
||||
}
|
||||
|
||||
public close() {
|
||||
this.closedIntentionally = true
|
||||
this.skipReconnection = true
|
||||
if (this.reconnectTimeoutHandle) {
|
||||
clearTimeout(this.reconnectTimeoutHandle)
|
||||
this.reconnectTimeoutHandle = undefined
|
||||
|
||||
2
jsr.json
2
jsr.json
@@ -1,6 +1,6 @@
|
||||
{
|
||||
"name": "@nostr/tools",
|
||||
"version": "2.20.0",
|
||||
"version": "2.22.2",
|
||||
"exports": {
|
||||
".": "./index.ts",
|
||||
"./core": "./core.ts",
|
||||
|
||||
4
nip04.ts
4
nip04.ts
@@ -1,6 +1,6 @@
|
||||
import { bytesToHex, hexToBytes, randomBytes } from '@noble/hashes/utils.js'
|
||||
import { hexToBytes, randomBytes } from '@noble/hashes/utils.js'
|
||||
import { secp256k1 } from '@noble/curves/secp256k1.js'
|
||||
import { cbc } from '@noble/ciphers/aes'
|
||||
import { cbc } from '@noble/ciphers/aes.js'
|
||||
import { base64 } from '@scure/base'
|
||||
|
||||
import { utf8Decoder, utf8Encoder } from './utils.ts'
|
||||
|
||||
2
nip06.ts
2
nip06.ts
@@ -1,5 +1,5 @@
|
||||
import { bytesToHex } from '@noble/hashes/utils.js'
|
||||
import { wordlist } from '@scure/bip39/wordlists/english'
|
||||
import { wordlist } from '@scure/bip39/wordlists/english.js'
|
||||
import { generateMnemonic, mnemonicToSeedSync, validateMnemonic } from '@scure/bip39'
|
||||
import { HDKey } from '@scure/bip32'
|
||||
|
||||
|
||||
2
nip19.ts
2
nip19.ts
@@ -110,7 +110,7 @@ export function decode(nip19: NPub): DecodedNpub
|
||||
export function decode(nip19: Note): DecodedNote
|
||||
export function decode(code: string): DecodedResult
|
||||
export function decode(code: string): DecodedResult {
|
||||
let { prefix, words } = bech32.decode(code, Bech32MaxSize)
|
||||
let { prefix, words } = bech32.decode(code as `${string}1${string}`, Bech32MaxSize)
|
||||
let data = new Uint8Array(bech32.fromWords(words))
|
||||
|
||||
switch (prefix) {
|
||||
|
||||
4
nip44.ts
4
nip44.ts
@@ -1,5 +1,5 @@
|
||||
import { chacha20 } from '@noble/ciphers/chacha'
|
||||
import { equalBytes } from '@noble/ciphers/utils'
|
||||
import { chacha20 } from '@noble/ciphers/chacha.js'
|
||||
import { equalBytes } from '@noble/ciphers/utils.js'
|
||||
import { secp256k1 } from '@noble/curves/secp256k1.js'
|
||||
import { extract as hkdf_extract, expand as hkdf_expand } from '@noble/hashes/hkdf.js'
|
||||
import { hmac } from '@noble/hashes/hmac.js'
|
||||
|
||||
6
nip49.ts
6
nip49.ts
@@ -1,8 +1,8 @@
|
||||
import { bech32 } from '@scure/base'
|
||||
import { scrypt } from '@noble/hashes/scrypt.js'
|
||||
import { xchacha20poly1305 } from '@noble/ciphers/chacha'
|
||||
import { xchacha20poly1305 } from '@noble/ciphers/chacha.js'
|
||||
import { concatBytes, randomBytes } from '@noble/hashes/utils.js'
|
||||
import { Bech32MaxSize, Ncryptsec, encodeBytes } from './nip19.ts'
|
||||
import { bech32 } from '@scure/base'
|
||||
|
||||
export function encrypt(
|
||||
sec: Uint8Array,
|
||||
@@ -22,7 +22,7 @@ export function encrypt(
|
||||
}
|
||||
|
||||
export function decrypt(ncryptsec: string, password: string): Uint8Array {
|
||||
let { prefix, words } = bech32.decode(ncryptsec, Bech32MaxSize)
|
||||
let { prefix, words } = bech32.decode(ncryptsec as `${string}1${string}`, Bech32MaxSize)
|
||||
if (prefix !== 'ncryptsec') {
|
||||
throw new Error(`invalid prefix ${prefix}, expected 'ncryptsec'`)
|
||||
}
|
||||
|
||||
2
nip77.ts
2
nip77.ts
@@ -1,4 +1,4 @@
|
||||
import { bytesToHex, hexToBytes } from '@noble/ciphers/utils'
|
||||
import { bytesToHex, hexToBytes } from '@noble/hashes/utils.js'
|
||||
import { Filter } from './filter.ts'
|
||||
import { AbstractRelay, Subscription } from './relay.ts'
|
||||
import { sha256 } from '@noble/hashes/sha2.js'
|
||||
|
||||
14
package.json
14
package.json
@@ -1,7 +1,7 @@
|
||||
{
|
||||
"type": "module",
|
||||
"name": "nostr-tools",
|
||||
"version": "2.20.0",
|
||||
"version": "2.22.2",
|
||||
"description": "Tools for making a Nostr client.",
|
||||
"repository": {
|
||||
"type": "git",
|
||||
@@ -236,12 +236,12 @@
|
||||
},
|
||||
"license": "Unlicense",
|
||||
"dependencies": {
|
||||
"@noble/ciphers": "^0.5.1",
|
||||
"@noble/curves": "^2.0.1",
|
||||
"@noble/hashes": "^2.0.1",
|
||||
"@scure/base": "1.1.1",
|
||||
"@scure/bip32": "1.3.1",
|
||||
"@scure/bip39": "1.2.1",
|
||||
"@noble/ciphers": "2.1.1",
|
||||
"@noble/curves": "2.0.1",
|
||||
"@noble/hashes": "2.0.1",
|
||||
"@scure/base": "2.0.0",
|
||||
"@scure/bip32": "2.0.1",
|
||||
"@scure/bip39": "2.0.1",
|
||||
"nostr-wasm": "0.1.0"
|
||||
},
|
||||
"peerDependencies": {
|
||||
|
||||
2
pool.ts
2
pool.ts
@@ -15,7 +15,7 @@ export function useWebSocketImplementation(websocketImplementation: any) {
|
||||
|
||||
export class SimplePool extends AbstractSimplePool {
|
||||
constructor(options?: Pick<AbstractPoolConstructorOptions, 'enablePing' | 'enableReconnect'>) {
|
||||
super({ verifyEvent, websocketImplementation: _WebSocket, ...options })
|
||||
super({ verifyEvent, websocketImplementation: _WebSocket, maxWaitForConnection: 3000, ...options })
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
Reference in New Issue
Block a user