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add numa service restart command

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Kills the running process and lets launchd/systemd respawn it
with the updated binary. DNS stays configured throughout.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
This commit is contained in:
Razvan Dimescu
2026-03-20 14:26:56 +02:00
parent 48657aec6c
commit 14a9e9e7e3
2 changed files with 36 additions and 3 deletions
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8
src/main.rs
View File

@@ -14,8 +14,8 @@ use numa::override_store::OverrideStore;
use numa::query_log::QueryLog;
use numa::stats::ServerStats;
use numa::system_dns::{
discover_system_dns, install_service, install_system_dns, service_status, uninstall_service,
uninstall_system_dns,
discover_system_dns, install_service, install_system_dns, restart_service, service_status,
uninstall_service, uninstall_system_dns,
};
#[tokio::main]
@@ -41,9 +41,10 @@ async fn main() -> numa::Result<()> {
return match sub.as_str() {
"start" => install_service().map_err(|e| e.into()),
"stop" => uninstall_service().map_err(|e| e.into()),
"restart" => restart_service().map_err(|e| e.into()),
"status" => service_status().map_err(|e| e.into()),
_ => {
eprintln!("Usage: numa service <start|stop|status>");
eprintln!("Usage: numa service <start|stop|restart|status>");
Ok(())
}
};
@@ -57,6 +58,7 @@ async fn main() -> numa::Result<()> {
eprintln!(" uninstall Restore original system DNS settings");
eprintln!(" service start Install as system service (auto-start on boot)");
eprintln!(" service stop Uninstall the system service");
eprintln!(" service restart Restart the service with updated binary");
eprintln!(" service status Check if the service is running");
eprintln!(" help Show this help");
eprintln!();

31
src/system_dns.rs
View File

@@ -416,6 +416,37 @@ pub fn uninstall_service() -> Result<(), String> {
}
}
/// Restart the service (kill process, launchd/systemd auto-restarts with new binary).
pub fn restart_service() -> Result<(), String> {
#[cfg(target_os = "macos")]
{
let output = std::process::Command::new("launchctl")
.args(["list", PLIST_LABEL])
.output();
match output {
Ok(o) if o.status.success() => {
// Service is loaded — kill the process, launchd restarts it
let _ = std::process::Command::new("pkill")
.args(["-f", "/usr/local/bin/numa"])
.status();
eprintln!(" Service restarting (launchd will respawn).\n");
Ok(())
}
_ => Err("Service is not installed. Run 'sudo numa service start' first.".to_string()),
}
}
#[cfg(target_os = "linux")]
{
run_systemctl(&["restart", "numa"])?;
eprintln!(" Service restarted.\n");
Ok(())
}
#[cfg(not(any(target_os = "macos", target_os = "linux")))]
{
Err("service restart not supported on this OS".to_string())
}
}
/// Show the service status.
pub fn service_status() -> Result<(), String> {
#[cfg(target_os = "macos")]