Merge pull request #1389 from lightning-signer/2022-03-bitcoin

Update bitcoin crate to 0.28.1

Author: jkczyz

fuzz/Cargo.toml

@@ -19,7 +19,7 @@ stdin_fuzz = []
 [dependencies]
 afl = { version = "0.4", optional = true }
 lightning = { path = "../lightning", features = ["regex"] }
-bitcoin = { version = "0.27", features = ["fuzztarget", "secp-lowmemory"] }
+bitcoin = { version = "0.28.1", features = ["secp-lowmemory"] }
 hex = "0.3"
 honggfuzz = { version = "0.5", optional = true }
 libfuzzer-sys = { git = "https://github.com/rust-fuzz/libfuzzer-sys.git", optional = true }

fuzz/src/chanmon_consistency.rs

@@ -53,8 +53,8 @@ use lightning::routing::router::{Route, RouteHop};
 use utils::test_logger::{self, Output};
 use utils::test_persister::TestPersister;
 
-use bitcoin::secp256k1::key::{PublicKey,SecretKey};
-use bitcoin::secp256k1::recovery::RecoverableSignature;
+use bitcoin::secp256k1::{PublicKey,SecretKey};
+use bitcoin::secp256k1::ecdsa::RecoverableSignature;
 use bitcoin::secp256k1::Secp256k1;
 
 use std::mem;

fuzz/src/full_stack.rs

@@ -50,8 +50,8 @@ use lightning::util::ser::ReadableArgs;
 use utils::test_logger;
 use utils::test_persister::TestPersister;
 
-use bitcoin::secp256k1::key::{PublicKey,SecretKey};
-use bitcoin::secp256k1::recovery::RecoverableSignature;
+use bitcoin::secp256k1::{PublicKey,SecretKey};
+use bitcoin::secp256k1::ecdsa::RecoverableSignature;
 use bitcoin::secp256k1::Secp256k1;
 
 use std::cell::RefCell;

fuzz/src/peer_crypt.rs

@@ -9,7 +9,7 @@
 
 use lightning::ln::peer_channel_encryptor::PeerChannelEncryptor;
 
-use bitcoin::secp256k1::key::{PublicKey,SecretKey};
+use bitcoin::secp256k1::{PublicKey,SecretKey};
 
 use utils::test_logger;
 

fuzz/src/router.rs

@@ -23,7 +23,7 @@ use lightning::util::ser::Readable;
 use lightning::routing::network_graph::{NetworkGraph, RoutingFees};
 
 use bitcoin::hashes::Hash;
-use bitcoin::secp256k1::key::PublicKey;
+use bitcoin::secp256k1::PublicKey;
 use bitcoin::network::constants::Network;
 use bitcoin::blockdata::constants::genesis_block;
 

lightning-background-processor/Cargo.toml

@@ -14,7 +14,7 @@ all-features = true
 rustdoc-args = ["--cfg", "docsrs"]
 
 [dependencies]
-bitcoin = "0.27"
+bitcoin = "0.28.1"
 lightning = { version = "0.0.106", path = "../lightning", features = ["std"] }
 
 [dev-dependencies]

lightning-block-sync/Cargo.toml

@@ -18,7 +18,7 @@ rest-client = [ "serde", "serde_json", "chunked_transfer" ]
 rpc-client = [ "serde", "serde_json", "chunked_transfer" ]
 
 [dependencies]
-bitcoin = "0.27"
+bitcoin = "0.28.1"
 lightning = { version = "0.0.106", path = "../lightning" }
 futures = { version = "0.3" }
 tokio = { version = "1.0", features = [ "io-util", "net", "time" ], optional = true }

lightning-block-sync/src/test_utils.rs

@@ -6,6 +6,8 @@ use bitcoin::blockdata::constants::genesis_block;
 use bitcoin::hash_types::BlockHash;
 use bitcoin::network::constants::Network;
 use bitcoin::util::uint::Uint256;
+use bitcoin::util::hash::bitcoin_merkle_root;
+use bitcoin::Transaction;
 
 use lightning::chain;
 
@@ -37,16 +39,27 @@ impl Blockchain {
 			let prev_block = &self.blocks[i - 1];
 			let prev_blockhash = prev_block.block_hash();
 			let time = prev_block.header.time + height as u32;
+			// Must have at least one transaction, because the merkle root is not defined for an empty block
+			// and we would fail when we later checked, as of bitcoin crate 0.28.0.
+			// Note that elsewhere in tests we assume that the merkle root of an empty block is all zeros,
+			// but that's OK because those tests don't trigger the check.
+			let coinbase = Transaction {
+				version: 0,
+				lock_time: 0,
+				input: vec![],
+				output: vec![]
+			};
+			let merkle_root = bitcoin_merkle_root(vec![coinbase.txid().as_hash()].into_iter()).unwrap();
 			self.blocks.push(Block {
 				header: BlockHeader {
 					version: 0,
 					prev_blockhash,
-					merkle_root: Default::default(),
+					merkle_root: merkle_root.into(),
 					time,
 					bits,
 					nonce: 0,
 				},
-				txdata: vec![],
+				txdata: vec![coinbase],
 			});
 		}
 		self

lightning-invoice/Cargo.toml

@@ -20,7 +20,7 @@ std = ["bitcoin_hashes/std", "num-traits/std", "lightning/std", "bech32/std"]
 [dependencies]
 bech32 = { version = "0.8", default-features = false }
 lightning = { version = "0.0.106", path = "../lightning", default-features = false }
-secp256k1 = { version = "0.20", default-features = false, features = ["recovery", "alloc"] }
+secp256k1 = { version = "0.22", default-features = false, features = ["recovery", "alloc"] }
 num-traits = { version = "0.2.8", default-features = false }
 bitcoin_hashes = { version = "0.10", default-features = false }
 hashbrown = { version = "0.11", optional = true }

lightning-invoice/src/de.rs

@@ -19,8 +19,8 @@ use lightning::routing::router::{RouteHint, RouteHintHop};
 use num_traits::{CheckedAdd, CheckedMul};
 
 use secp256k1;
-use secp256k1::recovery::{RecoveryId, RecoverableSignature};
-use secp256k1::key::PublicKey;
+use secp256k1::ecdsa::{RecoveryId, RecoverableSignature};
+use secp256k1::PublicKey;
 
 use super::{Invoice, Sha256, TaggedField, ExpiryTime, MinFinalCltvExpiry, Fallback, PayeePubKey, InvoiceSignature, PositiveTimestamp,
 	SemanticError, PrivateRoute, ParseError, ParseOrSemanticError, Description, RawTaggedField, Currency, RawHrp, SiPrefix, RawInvoice,
@@ -967,7 +967,7 @@ mod test {
 	#[test]
 	fn test_payment_secret_and_features_de_and_ser() {
 		use lightning::ln::features::InvoiceFeatures;
-		use secp256k1::recovery::{RecoveryId, RecoverableSignature};
+		use secp256k1::ecdsa::{RecoveryId, RecoverableSignature};
 		use TaggedField::*;
 		use {SiPrefix, SignedRawInvoice, InvoiceSignature, RawInvoice, RawHrp, RawDataPart,
 				 Currency, Sha256, PositiveTimestamp};
@@ -1014,7 +1014,7 @@ mod test {
 	#[test]
 	fn test_raw_signed_invoice_deserialization() {
 		use TaggedField::*;
-		use secp256k1::recovery::{RecoveryId, RecoverableSignature};
+		use secp256k1::ecdsa::{RecoveryId, RecoverableSignature};
 		use {SignedRawInvoice, InvoiceSignature, RawInvoice, RawHrp, RawDataPart, Currency, Sha256,
 			 PositiveTimestamp};