fix and optimize ci

.github/workflows/ci.yml

@@ -15,9 +15,8 @@ jobs:
 
       - name: Install Bitcoin
         run: |
-            sudo apt update && sudo apt upgrade
+            sudo apt update
             sudo add-apt-repository ppa:luke-jr/bitcoincore
-            sudo apt-get update
             sudo apt-get install bitcoind
 
       - name: Check bitcoind setup with version
@@ -35,6 +34,8 @@ jobs:
             EOF
             bitcoind -regtest -rpcport=18444
             sleep 5
+            bitcoind -regtest -rpcport=18445
+            sleep 5
 
       - name: Run
         run: cargo run

src/main.rs

@@ -35,7 +35,7 @@ fn perform_handshake() -> Result<()> {
 
     // Read the version message response from the peer
     let mut response_buffer = [0u8; 1024]; // Adjust the buffer size as necessary.
-    stream.read_exact(&mut response_buffer)?;
+    stream.read(&mut response_buffer)?;
 
     // Create and send a verack message as an acknowledgment
     let verack_message = BitcoinMessage::new(Command::Verack, vec![], BitcoinNetwork::Regtest);
@@ -46,7 +46,7 @@ fn perform_handshake() -> Result<()> {
     println!("serialized_verack_msg {:?}", serialized_verack_msg);
 
     // Read the verack message response from the peer
-    stream.read_exact(&mut response_buffer)?;
+    stream.read(&mut response_buffer)?;
 
     Ok(())
 }