reactor
/
lookaround
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

♻️ refactor: pass address / port params to subcommands 

Needed to land CLI arg changes eventually
main
_ 2021-12-06 21:18:11 -06:00
parent f47fb4f1ba
commit 494c44fbcf
1 changed files with 14 additions and 11 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

25
src/main.rs
View File

@ -76,23 +76,26 @@ fn main () -> Result <(), AppError> {
Err(e) => println!("{:?}", e),
}
match args.next ().as_ref ().map (|s| &s[..]) {
let subcommand: Option <String> = args.next ();
let mut common_params = CommonParams::default ();
match subcommand.as_ref ().map (|x| &x[..]) {
None => return Err (CliArgError::MissingSubcommand.into ()),
Some ("client") => client ()?,
Some ("server") => server ()?,
Some ("client") => client (&common_params)?,
Some ("server") => server (&common_params)?,
Some (x) => return Err (CliArgError::UnknownSubcommand (x.to_string ()).into ()),
}
Ok (())
}
fn client () -> Result <(), AppError> {
fn client (common_params: &CommonParams) -> Result <(), AppError> {
use rand::RngCore;
let params = CommonParams::default ();
let socket = UdpSocket::bind ("0.0.0.0:0")?;
socket.join_multicast_v4 (&params.multicast_addr, &([0u8, 0, 0, 0].into ()))?;
socket.join_multicast_v4 (&common_params.multicast_addr, &([0u8, 0, 0, 0].into ()))?;
socket.set_read_timeout (Some (Duration::from_millis (1_000)))?;
let mut idem_id = [0u8; 8];
@ -104,7 +107,7 @@ fn client () -> Result <(), AppError> {
}.to_vec ()?;
for _ in 0..10 {
socket.send_to (&msg, (params.multicast_addr, params.server_port))?;
socket.send_to (&msg, (common_params.multicast_addr, common_params.server_port))?;
std::thread::sleep (Duration::from_millis (100));
}
@ -140,16 +143,16 @@ fn client () -> Result <(), AppError> {
Ok (())
}
fn server () -> Result <(), AppError> {
fn server (common_params: &CommonParams) -> Result <(), AppError>
{
let our_mac = get_mac_address ()?.map (|x| x.bytes ());
if our_mac.is_none () {
println! ("Warning: Can't find our own MAC address. We won't be able to respond to MAC-specific lookaround requests");
}
let params = CommonParams::default ();
let socket = UdpSocket::bind (SocketAddrV4::new (Ipv4Addr::UNSPECIFIED, params.server_port)).unwrap ();
let socket = UdpSocket::bind (SocketAddrV4::new (Ipv4Addr::UNSPECIFIED, common_params.server_port)).unwrap ();
socket.join_multicast_v4 (&params.multicast_addr, &([0u8, 0, 0, 0].into ())).unwrap ();
socket.join_multicast_v4 (&common_params.multicast_addr, &([0u8, 0, 0, 0].into ())).unwrap ();
let mut recent_idem_ids = Vec::with_capacity (32);