68 lines
2.3 KiB
Rust
68 lines
2.3 KiB
Rust
use blockchain::common::cli_prompts::{prompt_hidden_nonempty, prompt_wallet_path};
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use blockchain::common::network_startup::get_connections;
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use blockchain::env;
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use blockchain::records::memory::response_channels::generate_uid;
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use blockchain::standalone_tools::connections::handshake;
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#[tokio::main]
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async fn main() {
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// Command 5 asks a peer for the current network difficulty.
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let hashmap_key = generate_uid();
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let _args: Vec<String> = env::args().collect();
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let wallet_path = prompt_wallet_path().await;
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let encryption_key = prompt_hidden_nonempty(
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"What is your wallet decryption key? ",
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"Wallet key cannot be empty. Please try again.",
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)
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.await;
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let rpc_command = 5;
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let json = "".to_string();
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// Try each configured peer until one returns difficulty or text error.
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let connections = get_connections().await;
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let mut connected: bool = false;
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for conn in connections {
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if connected {
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break;
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}
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let socket_address = conn.parse().expect("Failed to parse the socket address");
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let result = handshake::connect_and_handshake(
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socket_address,
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json.clone(),
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rpc_command,
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handshake::HandshakeWallet::WalletKey {
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encryption_key: encryption_key.clone(),
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wallet_path: wallet_path.clone(),
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},
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hashmap_key,
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)
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.await;
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match result {
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Ok(response) => {
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// The difficulty reply carries 4 bytes of header plus an 8-byte u64 difficulty.
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if response.len() == 12 {
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let difficulty = u64::from_le_bytes(response[4..12].try_into().unwrap());
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println!("{difficulty}");
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connected = true;
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} else {
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let response_text = String::from_utf8_lossy(&response);
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let trimmed = response_text.trim();
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if !trimmed.is_empty() {
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println!("{trimmed}");
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connected = true;
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}
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}
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}
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Err(_) => {
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connected = false;
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}
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}
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}
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if !connected {
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eprintln!("failed to connect");
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}
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}
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