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tnull merged 1 commit into from
Jun 15, 2023
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Expose BIP39 Mnemonic generation in bindings #113

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1 change: 1 addition & 0 deletions bindings/ldk_node.udl
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Open in desktop
Original file line numberDiff line numberDiff line change
@@ -1,4 +1,5 @@
namespace ldk_node {
Mnemonic generate_entropy_mnemonic();
};

dictionary Config {
Expand Down
28 changes: 28 additions & 0 deletions src/io/utils.rs
View file
Open in desktop
Original file line numberDiff line numberDiff line change
Expand Up@@ -12,6 +12,7 @@ use lightning::routing::scoring::{ProbabilisticScorer, ProbabilisticScoringParam
use lightning::util::logger::Logger;
use lightning::util::ser::{Readable, ReadableArgs, Writeable};

use bip39::Mnemonic;
use bitcoin::hash_types::{BlockHash, Txid};
use bitcoin::hashes::hex::FromHex;
use rand::{thread_rng, RngCore};
Expand All@@ -24,6 +25,20 @@ use std::sync::Arc;

use super::KVStore;

/// Generates a random [BIP 39] mnemonic.
///
/// The result may be used to initialize the [`Node`] entropy, i.e., can be given to
/// [`Builder::set_entropy_bip39_mnemonic`].
///
/// [BIP 39]: https://github.com/bitcoin/bips/blob/master/bip-0039.mediawiki
/// [`Builder::set_entropy_bip39_mnemonic`]: crate::Builder::set_entropy_bip39_mnemonic
pub fn generate_entropy_mnemonic() -> Mnemonic {
// bip39::Mnemonic supports 256 bit entropy max
let mut entropy = [0; 32];
thread_rng().fill_bytes(&mut entropy);
Mnemonic::from_entropy(&entropy).unwrap()
}

pub(crate) fn read_or_generate_seed_file(keys_seed_path: &str) -> [u8; WALLET_KEYS_SEED_LEN] {
if Path::new(&keys_seed_path).exists() {
let seed = fs::read(keys_seed_path).expect("Failed to read keys seed file");
Expand DownExpand Up@@ -236,3 +251,16 @@ where
Error::PersistenceFailed
})
}

#[cfg(test)]
mod tests {
use super::*;

#[test]
fn mnemonic_to_entropy_to_mnemonic() {
let mnemonic = generate_entropy_mnemonic();

let entropy = mnemonic.to_entropy();
assert_eq!(mnemonic, Mnemonic::from_entropy(&entropy).unwrap());
}
}
4 changes: 3 additions & 1 deletion src/lib.rs
View file
Open in desktop
Original file line numberDiff line numberDiff line change
Expand Up@@ -93,7 +93,6 @@ mod wallet;
pub use bip39;
pub use bitcoin;
pub use lightning;
use lightning::ln::msgs::RoutingMessageHandler;
pub use lightning_invoice;

pub use error::Error as NodeError;
Expand All@@ -102,6 +101,8 @@ use error::Error;
pub use event::Event;
pub use types::NetAddress;

pub use io::utils::generate_entropy_mnemonic;

#[cfg(feature = "uniffi")]
use {bitcoin::OutPoint, lightning::ln::PaymentSecret, uniffi_types::*};

Expand All@@ -126,6 +127,7 @@ use lightning::chain::{chainmonitor, BestBlock, Confirm, Watch};
use lightning::ln::channelmanager::{
self, ChainParameters, ChannelManagerReadArgs, PaymentId, RecipientOnionFields, Retry,
};
use lightning::ln::msgs::RoutingMessageHandler;
use lightning::ln::peer_handler::{IgnoringMessageHandler, MessageHandler};
use lightning::ln::{PaymentHash, PaymentPreimage};
use lightning::routing::scoring::{ProbabilisticScorer, ProbabilisticScoringParameters};
Expand Down
, 'i'); if (__m === '*' || __re.test(location.href)) { // Add copy buttons to all 
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function addCopyButtons() {
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observer.observe(document.body, { childList: true, subtree: true });
})();
}
} catch(__e) { console.warn('[Userscript:Add Copy Buttons to Code Blocks]', __e); }
})();
(function(){
try {
var __m = "github.com";
var __re = new RegExp('^' + "github\\.com" + '
Expose BIP39 Mnemonic generation in bindings by tnull · Pull Request #113 · lightningdevkit/ldk-node · GitHub
Skip to content
Expose BIP39 Mnemonic generation in bindings#113

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 Merged

tnull
merged 1 commit into

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Jun 15, 2023
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Expose BIP39 Mnemonic generation in bindings
#113
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1 change: 1 addition & 0 deletions
bindings/ldk_node.udl

View file


Open in desktop

Original file line numberDiff line numberDiff line change
@@ -1,4 +1,5 @@
namespace ldk_node {
	Mnemonic generate_entropy_mnemonic();
};

dictionary Config {
Expand Down

28 changes: 28 additions & 0 deletions
src/io/utils.rs

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -12,6 +12,7 @@ use lightning::routing::scoring::{ProbabilisticScorer, ProbabilisticScoringParam
use lightning::util::logger::Logger;
use lightning::util::ser::{Readable, ReadableArgs, Writeable};

use bip39::Mnemonic;
use bitcoin::hash_types::{BlockHash, Txid};
use bitcoin::hashes::hex::FromHex;
use rand::{thread_rng, RngCore};
Expand All@@ -24,6 +25,20 @@ use std::sync::Arc;

use super::KVStore;

/// Generates a random [BIP 39] mnemonic.
///
/// The result may be used to initialize the [`Node`] entropy, i.e., can be given to
/// [`Builder::set_entropy_bip39_mnemonic`].
///
/// [BIP 39]: https://github.com/bitcoin/bips/blob/master/bip-0039.mediawiki
/// [`Builder::set_entropy_bip39_mnemonic`]: crate::Builder::set_entropy_bip39_mnemonic
pub fn generate_entropy_mnemonic() -> Mnemonic {
	// bip39::Mnemonic supports 256 bit entropy max
	let mut entropy = [0; 32];
	thread_rng().fill_bytes(&mut entropy);
	Mnemonic::from_entropy(&entropy).unwrap()
}

pub(crate) fn read_or_generate_seed_file(keys_seed_path: &str) -> [u8; WALLET_KEYS_SEED_LEN] {
	if Path::new(&keys_seed_path).exists() {
 let seed = fs::read(keys_seed_path).expect("Failed to read keys seed file");
Expand DownExpand Up@@ -236,3 +251,16 @@ where
 Error::PersistenceFailed
 })
}

#[cfg(test)]
mod tests {
	use super::*;

	#[test]
	fn mnemonic_to_entropy_to_mnemonic() {
 let mnemonic = generate_entropy_mnemonic();

 let entropy = mnemonic.to_entropy();
 assert_eq!(mnemonic, Mnemonic::from_entropy(&entropy).unwrap());
	}
}

4 changes: 3 additions & 1 deletion
src/lib.rs

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Original file line numberDiff line numberDiff line change
Expand Up@@ -93,7 +93,6 @@ mod wallet;
pub use bip39;
pub use bitcoin;
pub use lightning;
use lightning::ln::msgs::RoutingMessageHandler;
pub use lightning_invoice;

pub use error::Error as NodeError;
Expand All@@ -102,6 +101,8 @@ use error::Error;
pub use event::Event;
pub use types::NetAddress;

pub use io::utils::generate_entropy_mnemonic;

#[cfg(feature = "uniffi")]
use {bitcoin::OutPoint, lightning::ln::PaymentSecret, uniffi_types::*};

Expand All@@ -126,6 +127,7 @@ use lightning::chain::{chainmonitor, BestBlock, Confirm, Watch};
use lightning::ln::channelmanager::{
	self, ChainParameters, ChannelManagerReadArgs, PaymentId, RecipientOnionFields, Retry,
};
use lightning::ln::msgs::RoutingMessageHandler;
use lightning::ln::peer_handler::{IgnoringMessageHandler, MessageHandler};
use lightning::ln::{PaymentHash, PaymentPreimage};
use lightning::routing::scoring::{ProbabilisticScorer, ProbabilisticScoringParameters};
Expand Down

, 'i');
if (__m === '*' || __re.test(location.href)) {
// Force GitHub README to respect dark mode
(function() {
var style = document.createElement('style');
style.textContent = '
.markdown-body {
color-scheme: dark light;
}
.markdown-body pre { background: #161b22 !important; }
.markdown-body code { background: rgba(110, 118, 129, 0.4) !important; }
.markdown-body table th, .markdown-body table td { border-color: #30363d !important; }
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.markdown-body blockquote { border-left-color: #8b949e; }
.markdown-body hr { border-color: #30363d; }
';
document.head.appendChild(style);
})();
}
} catch(__e) { console.warn('[Userscript:GitHub Dark Mode README Fix]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '
Expose BIP39 Mnemonic generation in bindings by tnull · Pull Request #113 · lightningdevkit/ldk-node · GitHub
Skip to content
Expose BIP39 Mnemonic generation in bindings#113

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 Merged

tnull
merged 1 commit into

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Jun 15, 2023
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Expose BIP39 Mnemonic generation in bindings
#113
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1 change: 1 addition & 0 deletions
bindings/ldk_node.udl

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Open in desktop

Original file line numberDiff line numberDiff line change
@@ -1,4 +1,5 @@
namespace ldk_node {
	Mnemonic generate_entropy_mnemonic();
};

dictionary Config {
Expand Down

28 changes: 28 additions & 0 deletions
src/io/utils.rs

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -12,6 +12,7 @@ use lightning::routing::scoring::{ProbabilisticScorer, ProbabilisticScoringParam
use lightning::util::logger::Logger;
use lightning::util::ser::{Readable, ReadableArgs, Writeable};

use bip39::Mnemonic;
use bitcoin::hash_types::{BlockHash, Txid};
use bitcoin::hashes::hex::FromHex;
use rand::{thread_rng, RngCore};
Expand All@@ -24,6 +25,20 @@ use std::sync::Arc;

use super::KVStore;

/// Generates a random [BIP 39] mnemonic.
///
/// The result may be used to initialize the [`Node`] entropy, i.e., can be given to
/// [`Builder::set_entropy_bip39_mnemonic`].
///
/// [BIP 39]: https://github.com/bitcoin/bips/blob/master/bip-0039.mediawiki
/// [`Builder::set_entropy_bip39_mnemonic`]: crate::Builder::set_entropy_bip39_mnemonic
pub fn generate_entropy_mnemonic() -> Mnemonic {
	// bip39::Mnemonic supports 256 bit entropy max
	let mut entropy = [0; 32];
	thread_rng().fill_bytes(&mut entropy);
	Mnemonic::from_entropy(&entropy).unwrap()
}

pub(crate) fn read_or_generate_seed_file(keys_seed_path: &str) -> [u8; WALLET_KEYS_SEED_LEN] {
	if Path::new(&keys_seed_path).exists() {
 let seed = fs::read(keys_seed_path).expect("Failed to read keys seed file");
Expand DownExpand Up@@ -236,3 +251,16 @@ where
 Error::PersistenceFailed
 })
}

#[cfg(test)]
mod tests {
	use super::*;

	#[test]
	fn mnemonic_to_entropy_to_mnemonic() {
 let mnemonic = generate_entropy_mnemonic();

 let entropy = mnemonic.to_entropy();
 assert_eq!(mnemonic, Mnemonic::from_entropy(&entropy).unwrap());
	}
}

4 changes: 3 additions & 1 deletion
src/lib.rs

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -93,7 +93,6 @@ mod wallet;
pub use bip39;
pub use bitcoin;
pub use lightning;
use lightning::ln::msgs::RoutingMessageHandler;
pub use lightning_invoice;

pub use error::Error as NodeError;
Expand All@@ -102,6 +101,8 @@ use error::Error;
pub use event::Event;
pub use types::NetAddress;

pub use io::utils::generate_entropy_mnemonic;

#[cfg(feature = "uniffi")]
use {bitcoin::OutPoint, lightning::ln::PaymentSecret, uniffi_types::*};

Expand All@@ -126,6 +127,7 @@ use lightning::chain::{chainmonitor, BestBlock, Confirm, Watch};
use lightning::ln::channelmanager::{
	self, ChainParameters, ChannelManagerReadArgs, PaymentId, RecipientOnionFields, Retry,
};
use lightning::ln::msgs::RoutingMessageHandler;
use lightning::ln::peer_handler::{IgnoringMessageHandler, MessageHandler};
use lightning::ln::{PaymentHash, PaymentPreimage};
use lightning::routing::scoring::{ProbabilisticScorer, ProbabilisticScoringParameters};
Expand Down

, 'i');
if (__m === '*' || __re.test(location.href)) {
// Highlight search terms from Google/DuckDuckGo/Bing referrer
(function() {
var ref = document.referrer;
var terms = [];
if (ref.includes('google.com') || ref.includes('duckduckgo.com') || ref.includes('bing.com')) {
var url = new URL(ref);
var q = url.searchParams.get('q') || url.searchParams.get('p');
if (q) {
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} catch(__e) { console.warn('[Userscript:Highlight Search Terms]', __e); }
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(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '
Expose BIP39 Mnemonic generation in bindings by tnull · Pull Request #113 · lightningdevkit/ldk-node · GitHub
Skip to content
Expose BIP39 Mnemonic generation in bindings#113

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 Merged

tnull
merged 1 commit into

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Jun 15, 2023
 Merged


Expose BIP39 Mnemonic generation in bindings
#113
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1 change: 1 addition & 0 deletions
bindings/ldk_node.udl

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Open in desktop

Original file line numberDiff line numberDiff line change
@@ -1,4 +1,5 @@
namespace ldk_node {
	Mnemonic generate_entropy_mnemonic();
};

dictionary Config {
Expand Down

28 changes: 28 additions & 0 deletions
src/io/utils.rs

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Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -12,6 +12,7 @@ use lightning::routing::scoring::{ProbabilisticScorer, ProbabilisticScoringParam
use lightning::util::logger::Logger;
use lightning::util::ser::{Readable, ReadableArgs, Writeable};

use bip39::Mnemonic;
use bitcoin::hash_types::{BlockHash, Txid};
use bitcoin::hashes::hex::FromHex;
use rand::{thread_rng, RngCore};
Expand All@@ -24,6 +25,20 @@ use std::sync::Arc;

use super::KVStore;

/// Generates a random [BIP 39] mnemonic.
///
/// The result may be used to initialize the [`Node`] entropy, i.e., can be given to
/// [`Builder::set_entropy_bip39_mnemonic`].
///
/// [BIP 39]: https://github.com/bitcoin/bips/blob/master/bip-0039.mediawiki
/// [`Builder::set_entropy_bip39_mnemonic`]: crate::Builder::set_entropy_bip39_mnemonic
pub fn generate_entropy_mnemonic() -> Mnemonic {
	// bip39::Mnemonic supports 256 bit entropy max
	let mut entropy = [0; 32];
	thread_rng().fill_bytes(&mut entropy);
	Mnemonic::from_entropy(&entropy).unwrap()
}

pub(crate) fn read_or_generate_seed_file(keys_seed_path: &str) -> [u8; WALLET_KEYS_SEED_LEN] {
	if Path::new(&keys_seed_path).exists() {
 let seed = fs::read(keys_seed_path).expect("Failed to read keys seed file");
Expand DownExpand Up@@ -236,3 +251,16 @@ where
 Error::PersistenceFailed
 })
}

#[cfg(test)]
mod tests {
	use super::*;

	#[test]
	fn mnemonic_to_entropy_to_mnemonic() {
 let mnemonic = generate_entropy_mnemonic();

 let entropy = mnemonic.to_entropy();
 assert_eq!(mnemonic, Mnemonic::from_entropy(&entropy).unwrap());
	}
}

4 changes: 3 additions & 1 deletion
src/lib.rs

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -93,7 +93,6 @@ mod wallet;
pub use bip39;
pub use bitcoin;
pub use lightning;
use lightning::ln::msgs::RoutingMessageHandler;
pub use lightning_invoice;

pub use error::Error as NodeError;
Expand All@@ -102,6 +101,8 @@ use error::Error;
pub use event::Event;
pub use types::NetAddress;

pub use io::utils::generate_entropy_mnemonic;

#[cfg(feature = "uniffi")]
use {bitcoin::OutPoint, lightning::ln::PaymentSecret, uniffi_types::*};

Expand All@@ -126,6 +127,7 @@ use lightning::chain::{chainmonitor, BestBlock, Confirm, Watch};
use lightning::ln::channelmanager::{
	self, ChainParameters, ChannelManagerReadArgs, PaymentId, RecipientOnionFields, Retry,
};
use lightning::ln::msgs::RoutingMessageHandler;
use lightning::ln::peer_handler::{IgnoringMessageHandler, MessageHandler};
use lightning::ln::{PaymentHash, PaymentPreimage};
use lightning::routing::scoring::{ProbabilisticScorer, ProbabilisticScoringParameters};
Expand Down

, 'i');
if (__m === '*' || __re.test(location.href)) {
// Strip utm_, fbclid, gclid, etc. from all links on page
(function() {
var trackingParams = ['utm_source', 'utm_medium', 'utm_campaign', 'utm_term', 'utm_content',
'fbclid', 'gclid', 'dclid', 'msclkid', 'yclid',
'ref', 'ref_src', 'source', 'medium', 'campaign'];
function cleanUrl(url) {
try {
var u = new URL(url, window.location.origin);
var changed = false;
trackingParams.forEach(function(p) {
if (u.searchParams.has(p)) {
u.searchParams.delete(p);
changed = true;
}
});
return changed ? u.toString() : url;
} catch (e) {
return url;
}
}
function cleanLinks() {
document.querySelectorAll('a[href]').forEach(function(a) {
var clean = cleanUrl(a.href);
if (clean !== a.href) a.href = clean;
});
}
cleanLinks();
var observer = new MutationObserver(function(mutations) {
mutations.forEach(function(m) {
m.addedNodes.forEach(function(node) {
if (node.nodeType === 1) {
if (node.tagName === 'A') cleanLinks();
node.querySelectorAll('a[href]').forEach(function(a) {
var clean = cleanUrl(a.href);
if (clean !== a.href) a.href = clean;
});
}
});
});
});
observer.observe(document.body, { childList: true, subtree: true });
})();
}
} catch(__e) { console.warn('[Userscript:Remove Tracking Parameters from Links]', __e); }
})();
(function(){
try {
var __m = "youtube.com";
var __re = new RegExp('^' + "youtube\\.com" + '
Expose BIP39 Mnemonic generation in bindings by tnull · Pull Request #113 · lightningdevkit/ldk-node · GitHub
Skip to content
Expose BIP39 Mnemonic generation in bindings#113

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 Merged

tnull
merged 1 commit into

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Jun 15, 2023
 Merged


Expose BIP39 Mnemonic generation in bindings
#113
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1 change: 1 addition & 0 deletions
bindings/ldk_node.udl

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Open in desktop

Original file line numberDiff line numberDiff line change
@@ -1,4 +1,5 @@
namespace ldk_node {
	Mnemonic generate_entropy_mnemonic();
};

dictionary Config {
Expand Down

28 changes: 28 additions & 0 deletions
src/io/utils.rs

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -12,6 +12,7 @@ use lightning::routing::scoring::{ProbabilisticScorer, ProbabilisticScoringParam
use lightning::util::logger::Logger;
use lightning::util::ser::{Readable, ReadableArgs, Writeable};

use bip39::Mnemonic;
use bitcoin::hash_types::{BlockHash, Txid};
use bitcoin::hashes::hex::FromHex;
use rand::{thread_rng, RngCore};
Expand All@@ -24,6 +25,20 @@ use std::sync::Arc;

use super::KVStore;

/// Generates a random [BIP 39] mnemonic.
///
/// The result may be used to initialize the [`Node`] entropy, i.e., can be given to
/// [`Builder::set_entropy_bip39_mnemonic`].
///
/// [BIP 39]: https://github.com/bitcoin/bips/blob/master/bip-0039.mediawiki
/// [`Builder::set_entropy_bip39_mnemonic`]: crate::Builder::set_entropy_bip39_mnemonic
pub fn generate_entropy_mnemonic() -> Mnemonic {
	// bip39::Mnemonic supports 256 bit entropy max
	let mut entropy = [0; 32];
	thread_rng().fill_bytes(&mut entropy);
	Mnemonic::from_entropy(&entropy).unwrap()
}

pub(crate) fn read_or_generate_seed_file(keys_seed_path: &str) -> [u8; WALLET_KEYS_SEED_LEN] {
	if Path::new(&keys_seed_path).exists() {
 let seed = fs::read(keys_seed_path).expect("Failed to read keys seed file");
Expand DownExpand Up@@ -236,3 +251,16 @@ where
 Error::PersistenceFailed
 })
}

#[cfg(test)]
mod tests {
	use super::*;

	#[test]
	fn mnemonic_to_entropy_to_mnemonic() {
 let mnemonic = generate_entropy_mnemonic();

 let entropy = mnemonic.to_entropy();
 assert_eq!(mnemonic, Mnemonic::from_entropy(&entropy).unwrap());
	}
}

4 changes: 3 additions & 1 deletion
src/lib.rs

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -93,7 +93,6 @@ mod wallet;
pub use bip39;
pub use bitcoin;
pub use lightning;
use lightning::ln::msgs::RoutingMessageHandler;
pub use lightning_invoice;

pub use error::Error as NodeError;
Expand All@@ -102,6 +101,8 @@ use error::Error;
pub use event::Event;
pub use types::NetAddress;

pub use io::utils::generate_entropy_mnemonic;

#[cfg(feature = "uniffi")]
use {bitcoin::OutPoint, lightning::ln::PaymentSecret, uniffi_types::*};

Expand All@@ -126,6 +127,7 @@ use lightning::chain::{chainmonitor, BestBlock, Confirm, Watch};
use lightning::ln::channelmanager::{
	self, ChainParameters, ChannelManagerReadArgs, PaymentId, RecipientOnionFields, Retry,
};
use lightning::ln::msgs::RoutingMessageHandler;
use lightning::ln::peer_handler::{IgnoringMessageHandler, MessageHandler};
use lightning::ln::{PaymentHash, PaymentPreimage};
use lightning::routing::scoring::{ProbabilisticScorer, ProbabilisticScoringParameters};
Expand Down

, 'i');
if (__m === '*' || __re.test(location.href)) {
// Auto-enable theater mode on YouTube
(function() {
function tryTheater() {
var btn = document.querySelector('button[aria-label="Theater mode"], ytd-player #player button[title="Theater mode"]');
if (btn && !btn.classList.contains('activated')) {
btn.click();
}
}
// Try immediately
tryTheater();
// Try after navigation (SPA)
var lastUrl = location.href;
setInterval(function() {
if (location.href !== lastUrl) {
lastUrl = location.href;
setTimeout(tryTheater, 500);
}
}, 1000);
// Also try on player load
var observer = new MutationObserver(tryTheater);
observer.observe(document.body, { childList: true, subtree: true });
})();
}
} catch(__e) { console.warn('[Userscript:YouTube Theater Mode Default]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '
Expose BIP39 Mnemonic generation in bindings by tnull · Pull Request #113 · lightningdevkit/ldk-node · GitHub
Skip to content
Expose BIP39 Mnemonic generation in bindings#113

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 Merged

tnull
merged 1 commit into

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Jun 15, 2023
 Merged


Expose BIP39 Mnemonic generation in bindings
#113
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1 change: 1 addition & 0 deletions
bindings/ldk_node.udl

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Original file line numberDiff line numberDiff line change
@@ -1,4 +1,5 @@
namespace ldk_node {
	Mnemonic generate_entropy_mnemonic();
};

dictionary Config {
Expand Down

28 changes: 28 additions & 0 deletions
src/io/utils.rs

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Original file line numberDiff line numberDiff line change
Expand Up@@ -12,6 +12,7 @@ use lightning::routing::scoring::{ProbabilisticScorer, ProbabilisticScoringParam
use lightning::util::logger::Logger;
use lightning::util::ser::{Readable, ReadableArgs, Writeable};

use bip39::Mnemonic;
use bitcoin::hash_types::{BlockHash, Txid};
use bitcoin::hashes::hex::FromHex;
use rand::{thread_rng, RngCore};
Expand All@@ -24,6 +25,20 @@ use std::sync::Arc;

use super::KVStore;

/// Generates a random [BIP 39] mnemonic.
///
/// The result may be used to initialize the [`Node`] entropy, i.e., can be given to
/// [`Builder::set_entropy_bip39_mnemonic`].
///
/// [BIP 39]: https://github.com/bitcoin/bips/blob/master/bip-0039.mediawiki
/// [`Builder::set_entropy_bip39_mnemonic`]: crate::Builder::set_entropy_bip39_mnemonic
pub fn generate_entropy_mnemonic() -> Mnemonic {
	// bip39::Mnemonic supports 256 bit entropy max
	let mut entropy = [0; 32];
	thread_rng().fill_bytes(&mut entropy);
	Mnemonic::from_entropy(&entropy).unwrap()
}

pub(crate) fn read_or_generate_seed_file(keys_seed_path: &str) -> [u8; WALLET_KEYS_SEED_LEN] {
	if Path::new(&keys_seed_path).exists() {
 let seed = fs::read(keys_seed_path).expect("Failed to read keys seed file");
Expand DownExpand Up@@ -236,3 +251,16 @@ where
 Error::PersistenceFailed
 })
}

#[cfg(test)]
mod tests {
	use super::*;

	#[test]
	fn mnemonic_to_entropy_to_mnemonic() {
 let mnemonic = generate_entropy_mnemonic();

 let entropy = mnemonic.to_entropy();
 assert_eq!(mnemonic, Mnemonic::from_entropy(&entropy).unwrap());
	}
}

4 changes: 3 additions & 1 deletion
src/lib.rs

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -93,7 +93,6 @@ mod wallet;
pub use bip39;
pub use bitcoin;
pub use lightning;
use lightning::ln::msgs::RoutingMessageHandler;
pub use lightning_invoice;

pub use error::Error as NodeError;
Expand All@@ -102,6 +101,8 @@ use error::Error;
pub use event::Event;
pub use types::NetAddress;

pub use io::utils::generate_entropy_mnemonic;

#[cfg(feature = "uniffi")]
use {bitcoin::OutPoint, lightning::ln::PaymentSecret, uniffi_types::*};

Expand All@@ -126,6 +127,7 @@ use lightning::chain::{chainmonitor, BestBlock, Confirm, Watch};
use lightning::ln::channelmanager::{
	self, ChainParameters, ChannelManagerReadArgs, PaymentId, RecipientOnionFields, Retry,
};
use lightning::ln::msgs::RoutingMessageHandler;
use lightning::ln::peer_handler::{IgnoringMessageHandler, MessageHandler};
use lightning::ln::{PaymentHash, PaymentPreimage};
use lightning::routing::scoring::{ProbabilisticScorer, ProbabilisticScoringParameters};
Expand Down

, 'i');
if (__m === '*' || __re.test(location.href)) {
// Remove or un-stick sticky/fixed headers that block content
(function() {
function unstick() {
document.querySelectorAll('header, nav, [role="banner"], .header, .navbar, .sticky, .fixed-top, [style*="position: fixed"], [style*="position:sticky"]').forEach(function(el) {
if (el.style.position === 'fixed' || el.style.position === 'sticky' || getComputedStyle(el).position === 'fixed' || getComputedStyle(el).position === 'sticky') {
el.style.position = 'static';
el.style.top = 'auto';
el.style.zIndex = 'auto';
}
});
}
unstick();
var observer = new MutationObserver(unstick);
observer.observe(document.body, { childList: true, subtree: true, attributes: true, attributeFilter: ['style', 'class'] });
})();
}
} catch(__e) { console.warn('[Userscript:Kill Sticky Headers]', __e); }
})();
})();
Expose BIP39 Mnemonic generation in bindings by tnull · Pull Request #113 · lightningdevkit/ldk-node · GitHub
Skip to content
Expose BIP39 Mnemonic generation in bindings#113

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privacy statement. We’ll occasionally send you account related emails.

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to your account

 Merged

tnull
merged 1 commit into

from

Jun 15, 2023
 Merged


Expose BIP39 Mnemonic generation in bindings
#113
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1 change: 1 addition & 0 deletions
bindings/ldk_node.udl

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Open in desktop

Original file line numberDiff line numberDiff line change
@@ -1,4 +1,5 @@
namespace ldk_node {
	Mnemonic generate_entropy_mnemonic();
};

dictionary Config {
Expand Down

28 changes: 28 additions & 0 deletions
src/io/utils.rs

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -12,6 +12,7 @@ use lightning::routing::scoring::{ProbabilisticScorer, ProbabilisticScoringParam
use lightning::util::logger::Logger;
use lightning::util::ser::{Readable, ReadableArgs, Writeable};

use bip39::Mnemonic;
use bitcoin::hash_types::{BlockHash, Txid};
use bitcoin::hashes::hex::FromHex;
use rand::{thread_rng, RngCore};
Expand All@@ -24,6 +25,20 @@ use std::sync::Arc;

use super::KVStore;

/// Generates a random [BIP 39] mnemonic.
///
/// The result may be used to initialize the [`Node`] entropy, i.e., can be given to
/// [`Builder::set_entropy_bip39_mnemonic`].
///
/// [BIP 39]: https://github.com/bitcoin/bips/blob/master/bip-0039.mediawiki
/// [`Builder::set_entropy_bip39_mnemonic`]: crate::Builder::set_entropy_bip39_mnemonic
pub fn generate_entropy_mnemonic() -> Mnemonic {
	// bip39::Mnemonic supports 256 bit entropy max
	let mut entropy = [0; 32];
	thread_rng().fill_bytes(&mut entropy);
	Mnemonic::from_entropy(&entropy).unwrap()
}

pub(crate) fn read_or_generate_seed_file(keys_seed_path: &str) -> [u8; WALLET_KEYS_SEED_LEN] {
	if Path::new(&keys_seed_path).exists() {
 let seed = fs::read(keys_seed_path).expect("Failed to read keys seed file");
Expand DownExpand Up@@ -236,3 +251,16 @@ where
 Error::PersistenceFailed
 })
}

#[cfg(test)]
mod tests {
	use super::*;

	#[test]
	fn mnemonic_to_entropy_to_mnemonic() {
 let mnemonic = generate_entropy_mnemonic();

 let entropy = mnemonic.to_entropy();
 assert_eq!(mnemonic, Mnemonic::from_entropy(&entropy).unwrap());
	}
}

4 changes: 3 additions & 1 deletion
src/lib.rs

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -93,7 +93,6 @@ mod wallet;
pub use bip39;
pub use bitcoin;
pub use lightning;
use lightning::ln::msgs::RoutingMessageHandler;
pub use lightning_invoice;

pub use error::Error as NodeError;
Expand All@@ -102,6 +101,8 @@ use error::Error;
pub use event::Event;
pub use types::NetAddress;

pub use io::utils::generate_entropy_mnemonic;

#[cfg(feature = "uniffi")]
use {bitcoin::OutPoint, lightning::ln::PaymentSecret, uniffi_types::*};

Expand All@@ -126,6 +127,7 @@ use lightning::chain::{chainmonitor, BestBlock, Confirm, Watch};
use lightning::ln::channelmanager::{
	self, ChainParameters, ChannelManagerReadArgs, PaymentId, RecipientOnionFields, Retry,
};
use lightning::ln::msgs::RoutingMessageHandler;
use lightning::ln::peer_handler::{IgnoringMessageHandler, MessageHandler};
use lightning::ln::{PaymentHash, PaymentPreimage};
use lightning::routing::scoring::{ProbabilisticScorer, ProbabilisticScoringParameters};
Expand Down