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Added an arg to control port fallback behaviour #158

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Added an arg to control port fallback behaviour #158

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21 changes: 20 additions & 1 deletion src/main.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -29,6 +29,10 @@ enum Command {
#[clap(short, long, default_value_t = 0)]
port: u16,

/// Optional if you fallback to different port if selected port is occupied
#[clap(long, default_value_t = false)]
port_fallback: bool,

/// Optional secret for authentication.
#[clap(short, long, env = "BORE_SECRET", hide_env_values = true)]
secret: Option<String>,
Expand Down Expand Up @@ -58,9 +62,24 @@ async fn run(command: Command) -> Result<()> {
local_port,
to,
port,
port_fallback,
secret,
} => {
let client = Client::new(&local_host, local_port, &to, port, secret.as_deref()).await?;
let client =
match Client::new(&local_host, local_port, &to, port, secret.as_deref()).await {
Ok(client) => client,
Err(e) => {
if e.to_string().eq("server error: port already in use")
&& port != 0
&& port_fallback
{
Client::new(&local_host, local_port, &to, 0, secret.as_deref()).await?
} else {
return Err(e);
}
}
};

client.listen().await?;
}
Command::Server {
Expand Down