Add accessors to keypairs and signatures
This commit is contained in:
parent
a420a9293f
commit
491ba9da84
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@ -146,19 +146,18 @@ impl Accountant {
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#[cfg(test)]
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#[cfg(test)]
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mod tests {
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mod tests {
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use super::*;
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use super::*;
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use signature::{generate_keypair, get_pubkey};
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use signature::KeyPairUtil;
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use logger::ExitReason;
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use logger::ExitReason;
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#[test]
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#[test]
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fn test_accountant() {
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fn test_accountant() {
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let alice = Genesis::new(10_000);
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let alice = Genesis::new(10_000);
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let bob_pubkey = get_pubkey(&generate_keypair());
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let bob_pubkey = KeyPair::new().pubkey();
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let mut acc = Accountant::new(&alice, Some(2));
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let mut acc = Accountant::new(&alice, Some(2));
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acc.transfer(1_000, &alice.get_keypair(), bob_pubkey)
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acc.transfer(1_000, &alice.keypair(), bob_pubkey).unwrap();
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.unwrap();
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assert_eq!(acc.get_balance(&bob_pubkey).unwrap(), 1_000);
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assert_eq!(acc.get_balance(&bob_pubkey).unwrap(), 1_000);
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acc.transfer(500, &alice.get_keypair(), bob_pubkey).unwrap();
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acc.transfer(500, &alice.keypair(), bob_pubkey).unwrap();
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assert_eq!(acc.get_balance(&bob_pubkey).unwrap(), 1_500);
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assert_eq!(acc.get_balance(&bob_pubkey).unwrap(), 1_500);
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drop(acc.historian.sender);
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drop(acc.historian.sender);
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@ -172,15 +171,14 @@ mod tests {
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fn test_invalid_transfer() {
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fn test_invalid_transfer() {
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let alice = Genesis::new(11_000);
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let alice = Genesis::new(11_000);
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let mut acc = Accountant::new(&alice, Some(2));
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let mut acc = Accountant::new(&alice, Some(2));
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let bob_pubkey = get_pubkey(&generate_keypair());
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let bob_pubkey = KeyPair::new().pubkey();
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acc.transfer(1_000, &alice.get_keypair(), bob_pubkey)
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acc.transfer(1_000, &alice.keypair(), bob_pubkey).unwrap();
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.unwrap();
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assert_eq!(
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assert_eq!(
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acc.transfer(10_001, &alice.get_keypair(), bob_pubkey),
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acc.transfer(10_001, &alice.keypair(), bob_pubkey),
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Err(AccountingError::InsufficientFunds)
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Err(AccountingError::InsufficientFunds)
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);
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);
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let alice_pubkey = get_pubkey(&alice.get_keypair());
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let alice_pubkey = alice.keypair().pubkey();
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assert_eq!(acc.get_balance(&alice_pubkey).unwrap(), 10_000);
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assert_eq!(acc.get_balance(&alice_pubkey).unwrap(), 10_000);
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assert_eq!(acc.get_balance(&bob_pubkey).unwrap(), 1_000);
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assert_eq!(acc.get_balance(&bob_pubkey).unwrap(), 1_000);
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@ -195,8 +193,8 @@ mod tests {
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fn test_transfer_to_newb() {
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fn test_transfer_to_newb() {
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let alice = Genesis::new(10_000);
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let alice = Genesis::new(10_000);
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let mut acc = Accountant::new(&alice, Some(2));
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let mut acc = Accountant::new(&alice, Some(2));
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let alice_keypair = alice.get_keypair();
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let alice_keypair = alice.keypair();
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let bob_pubkey = get_pubkey(&generate_keypair());
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let bob_pubkey = KeyPair::new().pubkey();
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acc.transfer(500, &alice_keypair, bob_pubkey).unwrap();
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acc.transfer(500, &alice_keypair, bob_pubkey).unwrap();
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assert_eq!(acc.get_balance(&bob_pubkey).unwrap(), 500);
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assert_eq!(acc.get_balance(&bob_pubkey).unwrap(), 500);
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@ -116,7 +116,7 @@ mod tests {
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use std::thread::{sleep, spawn};
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use std::thread::{sleep, spawn};
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use std::time::Duration;
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use std::time::Duration;
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use genesis::Genesis;
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use genesis::Genesis;
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use signature::{generate_keypair, get_pubkey};
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use signature::{KeyPair, KeyPairUtil};
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#[test]
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#[test]
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fn test_accountant_stub() {
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fn test_accountant_stub() {
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@ -124,14 +124,14 @@ mod tests {
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let send_addr = "127.0.0.1:9001";
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let send_addr = "127.0.0.1:9001";
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let alice = Genesis::new(10_000);
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let alice = Genesis::new(10_000);
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let acc = Accountant::new(&alice, None);
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let acc = Accountant::new(&alice, None);
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let bob_pubkey = get_pubkey(&generate_keypair());
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let bob_pubkey = KeyPair::new().pubkey();
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spawn(move || AccountantSkel::new(acc).serve(addr).unwrap());
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spawn(move || AccountantSkel::new(acc).serve(addr).unwrap());
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sleep(Duration::from_millis(30));
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sleep(Duration::from_millis(30));
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let socket = UdpSocket::bind(send_addr).unwrap();
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let socket = UdpSocket::bind(send_addr).unwrap();
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let mut acc = AccountantStub::new(addr, socket);
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let mut acc = AccountantStub::new(addr, socket);
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let last_id = acc.get_last_id().unwrap();
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let last_id = acc.get_last_id().unwrap();
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let sig = acc.transfer(500, &alice.get_keypair(), bob_pubkey, &last_id)
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let sig = acc.transfer(500, &alice.keypair(), bob_pubkey, &last_id)
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.unwrap();
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.unwrap();
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acc.wait_on_signature(&sig).unwrap();
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acc.wait_on_signature(&sig).unwrap();
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assert_eq!(acc.get_balance(&bob_pubkey).unwrap().unwrap(), 500);
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assert_eq!(acc.get_balance(&bob_pubkey).unwrap().unwrap(), 500);
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@ -2,7 +2,7 @@ extern crate serde_json;
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extern crate silk;
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extern crate silk;
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use silk::accountant_stub::AccountantStub;
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use silk::accountant_stub::AccountantStub;
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use silk::signature::{generate_keypair, get_pubkey};
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use silk::signature::{KeyPair, KeyPairUtil};
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use silk::transaction::Transaction;
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use silk::transaction::Transaction;
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use silk::genesis::Genesis;
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use silk::genesis::Genesis;
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use std::time::Instant;
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use std::time::Instant;
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@ -14,8 +14,8 @@ fn main() {
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let send_addr = "127.0.0.1:8001";
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let send_addr = "127.0.0.1:8001";
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let gen: Genesis = serde_json::from_reader(stdin()).unwrap();
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let gen: Genesis = serde_json::from_reader(stdin()).unwrap();
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let alice_keypair = gen.get_keypair();
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let alice_keypair = gen.keypair();
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let alice_pubkey = gen.get_pubkey();
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let alice_pubkey = gen.pubkey();
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let socket = UdpSocket::bind(send_addr).unwrap();
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let socket = UdpSocket::bind(send_addr).unwrap();
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let mut acc = AccountantStub::new(addr, socket);
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let mut acc = AccountantStub::new(addr, socket);
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@ -28,7 +28,7 @@ fn main() {
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let now = Instant::now();
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let now = Instant::now();
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let transactions: Vec<_> = (0..txs)
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let transactions: Vec<_> = (0..txs)
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.map(|_| {
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.map(|_| {
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let rando_pubkey = get_pubkey(&generate_keypair());
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let rando_pubkey = KeyPair::new().pubkey();
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Transaction::new(&alice_keypair, rando_pubkey, 1, last_id)
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Transaction::new(&alice_keypair, rando_pubkey, 1, last_id)
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})
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})
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.collect();
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.collect();
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@ -4,7 +4,7 @@ use silk::historian::Historian;
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use silk::hash::Hash;
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use silk::hash::Hash;
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use silk::entry::Entry;
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use silk::entry::Entry;
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use silk::log::verify_slice;
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use silk::log::verify_slice;
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use silk::signature::{generate_keypair, get_pubkey};
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use silk::signature::{KeyPair, KeyPairUtil};
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use silk::transaction::Transaction;
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use silk::transaction::Transaction;
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use silk::event::Event;
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use silk::event::Event;
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use std::thread::sleep;
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use std::thread::sleep;
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@ -13,8 +13,8 @@ use std::sync::mpsc::SendError;
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fn create_log(hist: &Historian, seed: &Hash) -> Result<(), SendError<Event>> {
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fn create_log(hist: &Historian, seed: &Hash) -> Result<(), SendError<Event>> {
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sleep(Duration::from_millis(15));
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sleep(Duration::from_millis(15));
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let keypair = generate_keypair();
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let keypair = KeyPair::new();
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let tr = Transaction::new(&keypair, get_pubkey(&keypair), 42, *seed);
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let tr = Transaction::new(&keypair, keypair.pubkey(), 42, *seed);
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let event0 = Event::Transaction(tr);
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let event0 = Event::Transaction(tr);
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hist.sender.send(event0)?;
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hist.sender.send(event0)?;
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sleep(Duration::from_millis(10));
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sleep(Duration::from_millis(10));
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@ -5,7 +5,7 @@ use silk::genesis::Genesis;
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use silk::event::Event;
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use silk::event::Event;
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use silk::transaction::Transaction;
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use silk::transaction::Transaction;
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use silk::log::create_entries;
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use silk::log::create_entries;
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use silk::signature::{generate_keypair, get_pubkey, KeyPair, PublicKey};
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use silk::signature::{KeyPair, KeyPairUtil, PublicKey};
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use silk::hash::Hash;
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use silk::hash::Hash;
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fn transfer(from: &KeyPair, (to, tokens): (PublicKey, i64), last_id: Hash) -> Event {
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fn transfer(from: &KeyPair, (to, tokens): (PublicKey, i64), last_id: Hash) -> Event {
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@ -13,12 +13,12 @@ fn transfer(from: &KeyPair, (to, tokens): (PublicKey, i64), last_id: Hash) -> Ev
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}
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}
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fn main() {
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fn main() {
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let alice = (get_pubkey(&generate_keypair()), 200);
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let alice = (KeyPair::new().pubkey(), 200);
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let bob = (get_pubkey(&generate_keypair()), 100);
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let bob = (KeyPair::new().pubkey(), 100);
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let gen = Genesis::new(500);
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let gen = Genesis::new(500);
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let from = gen.get_keypair();
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let from = gen.keypair();
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let seed = gen.get_seed();
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let seed = gen.seed();
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let mut events = gen.create_events();
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let mut events = gen.create_events();
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events.push(transfer(&from, alice, seed));
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events.push(transfer(&from, alice, seed));
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events.push(transfer(&from, bob, seed));
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events.push(transfer(&from, bob, seed));
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@ -2,12 +2,11 @@
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use event::Event;
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use event::Event;
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use transaction::Transaction;
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use transaction::Transaction;
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use signature::{get_pubkey, PublicKey};
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use signature::{KeyPair, KeyPairUtil, PublicKey};
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use entry::Entry;
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use entry::Entry;
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use log::create_entries;
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use log::create_entries;
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use hash::{hash, Hash};
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use hash::{hash, Hash};
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use ring::rand::SystemRandom;
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use ring::rand::SystemRandom;
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use ring::signature::Ed25519KeyPair;
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use untrusted::Input;
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use untrusted::Input;
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#[derive(Serialize, Deserialize, Debug)]
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#[derive(Serialize, Deserialize, Debug)]
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@ -19,34 +18,29 @@ pub struct Genesis {
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impl Genesis {
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impl Genesis {
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pub fn new(tokens: i64) -> Self {
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pub fn new(tokens: i64) -> Self {
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let rnd = SystemRandom::new();
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let rnd = SystemRandom::new();
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let pkcs8 = Ed25519KeyPair::generate_pkcs8(&rnd).unwrap().to_vec();
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let pkcs8 = KeyPair::generate_pkcs8(&rnd).unwrap().to_vec();
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Genesis { pkcs8, tokens }
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Genesis { pkcs8, tokens }
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}
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}
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pub fn get_seed(&self) -> Hash {
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pub fn seed(&self) -> Hash {
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hash(&self.pkcs8)
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hash(&self.pkcs8)
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}
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}
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pub fn get_keypair(&self) -> Ed25519KeyPair {
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pub fn keypair(&self) -> KeyPair {
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Ed25519KeyPair::from_pkcs8(Input::from(&self.pkcs8)).unwrap()
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KeyPair::from_pkcs8(Input::from(&self.pkcs8)).unwrap()
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}
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}
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pub fn get_pubkey(&self) -> PublicKey {
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pub fn pubkey(&self) -> PublicKey {
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get_pubkey(&self.get_keypair())
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self.keypair().pubkey()
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}
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}
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pub fn create_events(&self) -> Vec<Event> {
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pub fn create_events(&self) -> Vec<Event> {
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let tr = Transaction::new(
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let tr = Transaction::new(&self.keypair(), self.pubkey(), self.tokens, self.seed());
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&self.get_keypair(),
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self.get_pubkey(),
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self.tokens,
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self.get_seed(),
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);
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vec![Event::Tick, Event::Transaction(tr)]
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vec![Event::Tick, Event::Transaction(tr)]
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}
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}
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pub fn create_entries(&self) -> Vec<Entry> {
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pub fn create_entries(&self) -> Vec<Entry> {
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create_entries(&self.get_seed(), self.create_events())
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create_entries(&self.seed(), self.create_events())
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}
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}
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}
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}
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@ -48,7 +48,7 @@ pub fn next_ticks(start_hash: &Hash, num_hashes: u64, len: usize) -> Vec<Entry>
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#[cfg(test)]
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#[cfg(test)]
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mod tests {
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mod tests {
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use super::*;
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use super::*;
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use signature::{generate_keypair, get_pubkey};
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use signature::{KeyPair, KeyPairUtil};
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use transaction::Transaction;
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use transaction::Transaction;
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use hash::hash;
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use hash::hash;
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@ -71,9 +71,9 @@ mod tests {
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let zero = Hash::default();
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let zero = Hash::default();
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// First, verify entries
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// First, verify entries
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let keypair = generate_keypair();
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let keypair = KeyPair::new();
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let tr0 = Transaction::new(&keypair, get_pubkey(&keypair), 0, zero);
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let tr0 = Transaction::new(&keypair, keypair.pubkey(), 0, zero);
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let tr1 = Transaction::new(&keypair, get_pubkey(&keypair), 1, zero);
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let tr1 = Transaction::new(&keypair, keypair.pubkey(), 1, zero);
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let events = vec![Event::Transaction(tr0), Event::Transaction(tr1)];
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let events = vec![Event::Transaction(tr0), Event::Transaction(tr1)];
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let mut entries = create_entries(&zero, events);
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let mut entries = create_entries(&zero, events);
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assert!(verify_slice(&entries, &zero));
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assert!(verify_slice(&entries, &zero));
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@ -10,22 +10,34 @@ pub type KeyPair = Ed25519KeyPair;
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pub type PublicKey = GenericArray<u8, U32>;
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pub type PublicKey = GenericArray<u8, U32>;
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pub type Signature = GenericArray<u8, U64>;
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pub type Signature = GenericArray<u8, U64>;
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/// Return a new ED25519 keypair
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pub trait KeyPairUtil {
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pub fn generate_keypair() -> KeyPair {
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fn new() -> Self;
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let rng = rand::SystemRandom::new();
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fn pubkey(&self) -> PublicKey;
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let pkcs8_bytes = signature::Ed25519KeyPair::generate_pkcs8(&rng).unwrap();
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signature::Ed25519KeyPair::from_pkcs8(untrusted::Input::from(&pkcs8_bytes)).unwrap()
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}
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}
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/// Return the public key for the given keypair
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impl KeyPairUtil for Ed25519KeyPair {
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pub fn get_pubkey(keypair: &KeyPair) -> PublicKey {
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/// Return a new ED25519 keypair
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GenericArray::clone_from_slice(keypair.public_key_bytes())
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fn new() -> Self {
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let rng = rand::SystemRandom::new();
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let pkcs8_bytes = signature::Ed25519KeyPair::generate_pkcs8(&rng).unwrap();
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signature::Ed25519KeyPair::from_pkcs8(untrusted::Input::from(&pkcs8_bytes)).unwrap()
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}
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/// Return the public key for the given keypair
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fn pubkey(&self) -> PublicKey {
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GenericArray::clone_from_slice(self.public_key_bytes())
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}
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}
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}
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/// Verify a signed message with the given public key.
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pub trait SignatureUtil {
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pub fn verify_signature(peer_public_key_bytes: &[u8], msg_bytes: &[u8], sig_bytes: &[u8]) -> bool {
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fn verify(&self, peer_public_key_bytes: &[u8], msg_bytes: &[u8]) -> bool;
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let peer_public_key = untrusted::Input::from(peer_public_key_bytes);
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}
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let msg = untrusted::Input::from(msg_bytes);
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let sig = untrusted::Input::from(sig_bytes);
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impl SignatureUtil for GenericArray<u8, U64> {
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signature::verify(&signature::ED25519, peer_public_key, msg, sig).is_ok()
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fn verify(&self, peer_public_key_bytes: &[u8], msg_bytes: &[u8]) -> bool {
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let peer_public_key = untrusted::Input::from(peer_public_key_bytes);
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let msg = untrusted::Input::from(msg_bytes);
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let sig = untrusted::Input::from(self);
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signature::verify(&signature::ED25519, peer_public_key, msg, sig).is_ok()
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}
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}
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}
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@ -1,6 +1,6 @@
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//! The `transaction` crate provides functionality for creating log transactions.
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//! The `transaction` crate provides functionality for creating log transactions.
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use signature::{get_pubkey, verify_signature, KeyPair, PublicKey, Signature};
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use signature::{KeyPair, KeyPairUtil, PublicKey, Signature, SignatureUtil};
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use serde::Serialize;
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use serde::Serialize;
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use bincode::serialize;
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use bincode::serialize;
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use hash::Hash;
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use hash::Hash;
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@ -17,7 +17,7 @@ pub struct Transaction<T> {
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impl<T: Serialize> Transaction<T> {
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impl<T: Serialize> Transaction<T> {
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pub fn new(from_keypair: &KeyPair, to: PublicKey, asset: T, last_id: Hash) -> Self {
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pub fn new(from_keypair: &KeyPair, to: PublicKey, asset: T, last_id: Hash) -> Self {
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let mut tr = Transaction {
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let mut tr = Transaction {
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from: get_pubkey(&from_keypair),
|
from: from_keypair.pubkey(),
|
||||||
to,
|
to,
|
||||||
asset,
|
asset,
|
||||||
last_id,
|
last_id,
|
||||||
|
@ -37,7 +37,7 @@ impl<T: Serialize> Transaction<T> {
|
||||||
}
|
}
|
||||||
|
|
||||||
pub fn verify(&self) -> bool {
|
pub fn verify(&self) -> bool {
|
||||||
verify_signature(&self.from, &self.get_sign_data(), &self.sig)
|
self.sig.verify(&self.from, &self.get_sign_data())
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
|
@ -45,24 +45,23 @@ impl<T: Serialize> Transaction<T> {
|
||||||
mod tests {
|
mod tests {
|
||||||
use super::*;
|
use super::*;
|
||||||
use bincode::{deserialize, serialize};
|
use bincode::{deserialize, serialize};
|
||||||
use signature::*;
|
|
||||||
use hash::hash;
|
use hash::hash;
|
||||||
|
|
||||||
#[test]
|
#[test]
|
||||||
fn test_claim() {
|
fn test_claim() {
|
||||||
let keypair = generate_keypair();
|
let keypair = KeyPair::new();
|
||||||
let asset = hash(b"hello, world");
|
let asset = hash(b"hello, world");
|
||||||
let zero = Hash::default();
|
let zero = Hash::default();
|
||||||
let tr0 = Transaction::new(&keypair, get_pubkey(&keypair), asset, zero);
|
let tr0 = Transaction::new(&keypair, keypair.pubkey(), asset, zero);
|
||||||
assert!(tr0.verify());
|
assert!(tr0.verify());
|
||||||
}
|
}
|
||||||
|
|
||||||
#[test]
|
#[test]
|
||||||
fn test_transfer() {
|
fn test_transfer() {
|
||||||
let zero = Hash::default();
|
let zero = Hash::default();
|
||||||
let keypair0 = generate_keypair();
|
let keypair0 = KeyPair::new();
|
||||||
let keypair1 = generate_keypair();
|
let keypair1 = KeyPair::new();
|
||||||
let pubkey1 = get_pubkey(&keypair1);
|
let pubkey1 = keypair1.pubkey();
|
||||||
let asset = hash(b"hello, world");
|
let asset = hash(b"hello, world");
|
||||||
let tr0 = Transaction::new(&keypair0, pubkey1, asset, zero);
|
let tr0 = Transaction::new(&keypair0, pubkey1, asset, zero);
|
||||||
assert!(tr0.verify());
|
assert!(tr0.verify());
|
||||||
|
@ -85,8 +84,8 @@ mod tests {
|
||||||
#[test]
|
#[test]
|
||||||
fn test_bad_event_signature() {
|
fn test_bad_event_signature() {
|
||||||
let zero = Hash::default();
|
let zero = Hash::default();
|
||||||
let keypair = generate_keypair();
|
let keypair = KeyPair::new();
|
||||||
let pubkey = get_pubkey(&keypair);
|
let pubkey = keypair.pubkey();
|
||||||
let mut tr = Transaction::new(&keypair, pubkey, hash(b"hello, world"), zero);
|
let mut tr = Transaction::new(&keypair, pubkey, hash(b"hello, world"), zero);
|
||||||
tr.sign(&keypair);
|
tr.sign(&keypair);
|
||||||
tr.asset = hash(b"goodbye cruel world"); // <-- attack!
|
tr.asset = hash(b"goodbye cruel world"); // <-- attack!
|
||||||
|
@ -95,14 +94,14 @@ mod tests {
|
||||||
|
|
||||||
#[test]
|
#[test]
|
||||||
fn test_hijack_attack() {
|
fn test_hijack_attack() {
|
||||||
let keypair0 = generate_keypair();
|
let keypair0 = KeyPair::new();
|
||||||
let keypair1 = generate_keypair();
|
let keypair1 = KeyPair::new();
|
||||||
let thief_keypair = generate_keypair();
|
let thief_keypair = KeyPair::new();
|
||||||
let pubkey1 = get_pubkey(&keypair1);
|
let pubkey1 = keypair1.pubkey();
|
||||||
let zero = Hash::default();
|
let zero = Hash::default();
|
||||||
let mut tr = Transaction::new(&keypair0, pubkey1, hash(b"hello, world"), zero);
|
let mut tr = Transaction::new(&keypair0, pubkey1, hash(b"hello, world"), zero);
|
||||||
tr.sign(&keypair0);
|
tr.sign(&keypair0);
|
||||||
tr.to = get_pubkey(&thief_keypair); // <-- attack!
|
tr.to = thief_keypair.pubkey(); // <-- attack!
|
||||||
assert!(!tr.verify());
|
assert!(!tr.verify());
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
Loading…
Reference in New Issue