add version flags and command

1 files changed, 7 insertions, 1 deletions

diff --git a/src/bin/einhyrningsinsctl.rs b/src/bin/einhyrningsinsctl.rs
index c057b9e..0e55073 100644
--- a/src/bin/einhyrningsinsctl.rs
+++ b/src/bin/einhyrningsinsctl.rs
@@ -108,17 +108,23 @@ fn main() {
 
     let mut opts = Options::new();
     opts.optflag("h", "help", "print this help menu");
+    opts.optflag("", "version", "print the version");
 
     let matches = match opts.parse(&args[1..]) {
         Ok(m) => { m }
         Err(f) => { println!("{}", f.to_string()); print_usage(opts); exit(-1); }
     };          
 
-    if matches.opt_present("h") {
+    if matches.opt_present("help") {
         print_usage(opts);
         return;
     }
 
+    if matches.opt_present("version") {
+        println!("einhyrningsinsctl {}", env!("CARGO_PKG_VERSION"));
+        return;
+    }
+
     // Bind to Control Socket 
     let ctrl_path = Path::new("/tmp/einhorn.sock");
     // XXX: handle this more gracefully (per-process)