init config?

wakey-agent/src/cli.rs

@@ -24,6 +24,8 @@ pub enum Command {
     Serve(ServeArgs),
     /// Enroll this router with a control plane and write agent config.
     Enroll(EnrollArgs),
+    /// Create a local config scaffold for manual bootstrap.
+    InitConfig(InitConfigArgs),
     /// Reload a running agent daemon by sending SIGHUP.
     Reload(ReloadArgs),
 }
@@ -52,6 +54,29 @@ pub struct EnrollArgs {
     pub config: PathBuf,
 }
 
+#[derive(Args)]
+pub struct InitConfigArgs {
+    /// Path to the agent config file to write.
+    #[arg(long, default_value = config::DEFAULT_CONFIG_PATH)]
+    pub config: PathBuf,
+
+    /// Base HTTPS URL of the control plane.
+    #[arg(long)]
+    pub server_url: Option<String>,
+
+    /// Persistent agent id obtained from enroll flow.
+    #[arg(long)]
+    pub agent_id: Option<String>,
+
+    /// Persistent agent token obtained from enroll flow.
+    #[arg(long)]
+    pub agent_token: Option<String>,
+
+    /// Replace an existing config file.
+    #[arg(long)]
+    pub force: bool,
+}
+
 #[derive(Args)]
 pub struct ReloadArgs {
     /// Path to pid file for reload signaling.

wakey-agent/src/main.rs

@@ -9,7 +9,7 @@ mod tracing;
 
 use anyhow::Result;
 use clap::Parser;
-use cli::{Cli, Command};
+use cli::{Cli, Command, InitConfigArgs};
 
 #[tokio::main]
 async fn main() -> Result<()> {
@@ -23,8 +23,35 @@ async fn main() -> Result<()> {
             println!("agent_id={}", config.agent_id);
             println!("config={}", args.config.display());
         }
+        Command::InitConfig(args) => init_config(args)?,
         Command::Reload(args) => serve::reload_daemon(&args.pid_file)?,
     }
 
     Ok(())
 }
+
+fn init_config(args: InitConfigArgs) -> Result<()> {
+    if args.config.exists() && !args.force {
+        anyhow::bail!(
+            "config {} already exists; re-run with --force to overwrite",
+            args.config.display()
+        );
+    }
+
+    let cfg = config::AgentConfig {
+        server_url: args
+            .server_url
+            .unwrap_or_else(|| "https://control-plane.example.com".to_string()),
+        agent_id: args.agent_id.unwrap_or_else(|| "REPLACE_ME_AGENT_ID".to_string()),
+        agent_token: args
+            .agent_token
+            .unwrap_or_else(|| "REPLACE_ME_AGENT_TOKEN".to_string()),
+        reconnect_base_ms: 1_000,
+        reconnect_max_ms: 30_000,
+    };
+
+    config::save_config(&args.config, &cfg)?;
+    println!("config={}", args.config.display());
+    println!("next=wakey-agent serve --config {}", args.config.display());
+    Ok(())
+}

wakey-agent/src/serve.rs

@@ -7,6 +7,14 @@ use crate::cli::ServeArgs;
 use crate::{config, session};
 
 pub async fn serve(args: ServeArgs) -> Result<()> {
+    if !args.config.exists() {
+        anyhow::bail!(
+            "agent config {} not found. Run `wakey-agent enroll --server-url <url> --enroll-token <token>` or `wakey-agent init-config --config {}` first",
+            args.config.display(),
+            args.config.display()
+        );
+    }
+
     write_pid_file(&args.pid_file)?;
 
     let mut cfg = config::load_config(&args.config)?;