Parse .cookie, .env, or environment variables for RPC auth details

[ldk-sample] / src / cli.rs

diff --git a/src/cli.rs b/src/cli.rs
index 99a43784cb69ad55b2aabd9598f6c47d6db3a9be..da6d97fb2587ae1e990d4203b0542a3261e7ee00 100644 (file)
--- a/src/cli.rs
+++ b/src/cli.rs
@@ -21,7 +21,7 @@ use lightning_invoice::{utils, Currency, Invoice};
 use std::env;
 use std::io;
 use std::io::Write;
-use std::net::{IpAddr, SocketAddr, ToSocketAddrs};
+use std::net::{SocketAddr, ToSocketAddrs};
 use std::ops::Deref;
 use std::path::Path;
 use std::str::FromStr;
@@ -40,107 +40,6 @@ pub(crate) struct LdkUserInfo {
        pub(crate) network: Network,
 }
 
-pub(crate) fn parse_startup_args() -> Result<LdkUserInfo, ()> {
-       if env::args().len() < 3 {
-               println!("ldk-tutorial-node requires 3 arguments: `cargo run <bitcoind-rpc-username>:<bitcoind-rpc-password>@<bitcoind-rpc-host>:<bitcoind-rpc-port> ldk_storage_directory_path [<ldk-incoming-peer-listening-port>] [bitcoin-network] [announced-node-name announced-listen-addr*]`");
-               return Err(());
-       }
-       let bitcoind_rpc_info = env::args().skip(1).next().unwrap();
-       let bitcoind_rpc_info_parts: Vec<&str> = bitcoind_rpc_info.rsplitn(2, "@").collect();
-       if bitcoind_rpc_info_parts.len() != 2 {
-               println!("ERROR: bad bitcoind RPC URL provided");
-               return Err(());
-       }
-       let rpc_user_and_password: Vec<&str> = bitcoind_rpc_info_parts[1].split(":").collect();
-       if rpc_user_and_password.len() != 2 {
-               println!("ERROR: bad bitcoind RPC username/password combo provided");
-               return Err(());
-       }
-       let bitcoind_rpc_username = rpc_user_and_password[0].to_string();
-       let bitcoind_rpc_password = rpc_user_and_password[1].to_string();
-       let bitcoind_rpc_path: Vec<&str> = bitcoind_rpc_info_parts[0].split(":").collect();
-       if bitcoind_rpc_path.len() != 2 {
-               println!("ERROR: bad bitcoind RPC path provided");
-               return Err(());
-       }
-       let bitcoind_rpc_host = bitcoind_rpc_path[0].to_string();
-       let bitcoind_rpc_port = bitcoind_rpc_path[1].parse::<u16>().unwrap();
-
-       let ldk_storage_dir_path = env::args().skip(2).next().unwrap();
-
-       let mut ldk_peer_port_set = true;
-       let ldk_peer_listening_port: u16 = match env::args().skip(3).next().map(|p| p.parse()) {
-               Some(Ok(p)) => p,
-               Some(Err(_)) => {
-                       ldk_peer_port_set = false;
-                       9735
-               }
-               None => {
-                       ldk_peer_port_set = false;
-                       9735
-               }
-       };
-
-       let mut arg_idx = match ldk_peer_port_set {
-               true => 4,
-               false => 3,
-       };
-       let network: Network = match env::args().skip(arg_idx).next().as_ref().map(String::as_str) {
-               Some("testnet") => Network::Testnet,
-               Some("regtest") => Network::Regtest,
-               Some("signet") => Network::Signet,
-               Some(net) => {
-                       panic!("Unsupported network provided. Options are: `regtest`, `testnet`, and `signet`. Got {}", net);
-               }
-               None => Network::Testnet,
-       };
-
-       let ldk_announced_node_name = match env::args().skip(arg_idx + 1).next().as_ref() {
-               Some(s) => {
-                       if s.len() > 32 {
-                               panic!("Node Alias can not be longer than 32 bytes");
-                       }
-                       arg_idx += 1;
-                       let mut bytes = [0; 32];
-                       bytes[..s.len()].copy_from_slice(s.as_bytes());
-                       bytes
-               }
-               None => [0; 32],
-       };
-
-       let mut ldk_announced_listen_addr = Vec::new();
-       loop {
-               match env::args().skip(arg_idx + 1).next().as_ref() {
-                       Some(s) => match IpAddr::from_str(s) {
-                               Ok(IpAddr::V4(a)) => {
-                                       ldk_announced_listen_addr
-                                               .push(NetAddress::IPv4 { addr: a.octets(), port: ldk_peer_listening_port });
-                                       arg_idx += 1;
-                               }
-                               Ok(IpAddr::V6(a)) => {
-                                       ldk_announced_listen_addr
-                                               .push(NetAddress::IPv6 { addr: a.octets(), port: ldk_peer_listening_port });
-                                       arg_idx += 1;
-                               }
-                               Err(_) => panic!("Failed to parse announced-listen-addr into an IP address"),
-                       },
-                       None => break,
-               }
-       }
-
-       Ok(LdkUserInfo {
-               bitcoind_rpc_username,
-               bitcoind_rpc_password,
-               bitcoind_rpc_host,
-               bitcoind_rpc_port,
-               ldk_storage_dir_path,
-               ldk_peer_listening_port,
-               ldk_announced_listen_addr,
-               ldk_announced_node_name,
-               network,
-       })
-}
-
 struct UserOnionMessageContents {
        tlv_type: u64,
        data: Vec<u8>,