From 5b8ec7efc1b323bb64cc5163e7c2cb1338142b31 Mon Sep 17 00:00:00 2001
From: jasonwitty <jasonpwitty@proton.me>
Date: Fri, 22 Aug 2025 11:52:51 -0700
Subject: [PATCH] agent: add --version / -V flag

---
 socktop_agent/src/main.rs | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/socktop_agent/src/main.rs b/socktop_agent/src/main.rs
index 4f082bf..3cb8cb3 100644
--- a/socktop_agent/src/main.rs
+++ b/socktop_agent/src/main.rs
@@ -37,6 +37,12 @@ fn arg_value(name: &str) -> Option<String> {
 async fn main() -> anyhow::Result<()> {
     tracing_subscriber::fmt::init();
 
+    // Version flag (print and exit). Keep before heavy initialization.
+    if arg_flag("--version") || arg_flag("-V") {
+        println!("socktop_agent {}", env!("CARGO_PKG_VERSION"));
+        return Ok(());
+    }
+
     let state = AppState::new();
 
     // Start background sampler (adjust cadence as needed)