use hotplug hooks, cant wait to use ts.

src/cli/mod.rs

@@ -33,6 +33,8 @@ pub enum Command {
     Wake(WakeArgs),
     /// Show condensed network interface summaries.
     Devs(DevsArgs),
+    /// Record local hotplug observations.
+    Observe(ObserveArgs),
 }
 
 #[derive(Args)]
@@ -116,6 +118,42 @@ pub struct DevsArgs {
     pub json: bool,
 }
 
+#[derive(Args)]
+pub struct ObserveArgs {
+    #[command(subcommand)]
+    pub command: ObserveCommand,
+}
+
+#[derive(Subcommand)]
+pub enum ObserveCommand {
+    /// Observe a dnsmasq DHCP lease event.
+    Dhcp(ObserveDhcpArgs),
+    /// Observe a neighbor-table event.
+    Neigh(ObserveNeighArgs),
+}
+
+#[derive(Args)]
+pub struct ObserveDhcpArgs {
+    #[arg(long)]
+    pub action: String,
+    #[arg(long)]
+    pub mac: macaddr::MacAddr,
+    #[arg(long)]
+    pub ip: Option<IpAddr>,
+    #[arg(long)]
+    pub hostname: Option<String>,
+}
+
+#[derive(Args)]
+pub struct ObserveNeighArgs {
+    #[arg(long)]
+    pub action: String,
+    #[arg(long)]
+    pub mac: Option<macaddr::MacAddr>,
+    #[arg(long)]
+    pub ip: Option<IpAddr>,
+}
+
 pub fn init_tracing(verbose: u8) {
     let filter = EnvFilter::try_from_default_env()
         .or_else(|_| EnvFilter::try_new(default_filter_for_verbosity(verbose)))
@@ -206,6 +244,23 @@ pub async fn run(cli: Cli) -> Result<()> {
                 println!("{}", table::render_devs_table(&devs));
             }
         }
+        Command::Observe(args) => match args.command {
+            ObserveCommand::Dhcp(args) => {
+                let changed = wakey::observe_dhcp_event(
+                    &args.action,
+                    args.mac,
+                    args.ip,
+                    args.hostname.as_deref(),
+                )
+                .await?;
+                println!("observed=dhcp changed={changed}");
+            }
+            ObserveCommand::Neigh(args) => {
+                let changed =
+                    wakey::observe_neighbor_event(&args.action, args.mac, args.ip).await?;
+                println!("observed=neigh changed={changed}");
+            }
+        },
     }
 
     Ok(())

src/lib.rs

@@ -9,6 +9,7 @@ pub use service::{
     inventory, leases_without_state, merge_devices, resolve_devices, resolve_query,
     resolve_selector, resolve_wake_targets, wake_explicit, wake_from_query, wake_targets,
 };
+pub use wakey_linux::dhcp::{observe_dhcp_event, observe_neighbor_event};
 
 #[cfg(test)]
 mod tests {