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nix/ec-node: auto-bootstrap web bridge from local control peers

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every.channel 2026-02-22 23:38:17 -08:00
parent 2778715304
commit c9996dd5ad
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4 changed files with 236 additions and 4 deletions
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31
crates/ec-node/src/main.rs
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@ -450,6 +450,10 @@ struct WtPublishArgs {
/// Gossip peers to connect to for control announcements (repeatable).
#[arg(long)]
gossip_peer: Vec<String>,
/// Optional path to write this publisher's control endpoint address JSON.
/// Useful for bootstrapping local control bridges without manual peer copy/paste.
#[arg(long)]
control_endpoint_addr_out: Option<PathBuf>,
}
#[derive(Parser, Debug)]
@ -4853,6 +4857,8 @@ async fn wt_publish(args: WtPublishArgs) -> Result<()> {
let discovery = parse_discovery(args.discovery.as_deref())?;
let endpoint = ec_iroh::build_endpoint(secret, discovery).await?;
let gossip_peers = parse_gossip_peers(args.gossip_peer.clone());
let endpoint_addr_json =
serde_json::to_string(&endpoint.addr()).unwrap_or_else(|_| endpoint.id().to_string());
let announcement = build_control_announcement(
args.name.clone(),
@ -4874,8 +4880,33 @@ async fn wt_publish(args: WtPublishArgs) -> Result<()> {
.await
{
Ok(stop_tx) => {
eprintln!("control endpoint id: {}", endpoint.id());
eprintln!("control endpoint addr: {}", endpoint_addr_json);
if let Some(path) = args.control_endpoint_addr_out.as_ref() {
if let Some(parent) = path.parent() {
fs::create_dir_all(parent).with_context(|| {
format!(
"failed to create control endpoint addr parent dir: {}",
parent.display()
)
})?;
}
fs::write(path, format!("{endpoint_addr_json}\n")).with_context(|| {
format!(
"failed to write control endpoint addr file: {}",
path.display()
)
})?;
tracing::info!(
path = %path.display(),
"wrote control endpoint addr file"
);
}
tracing::info!(
endpoint = %endpoint.id(),
endpoint_addr = %endpoint_addr_json,
stream = %args.name,
"control announce enabled"
);