genpolicy: add --version flag

Add a --version flag to the genpolicy tool that prints the current
version

Signed-off-by: Saul Paredes <[email protected]>

src/tools/genpolicy/Cargo.toml

@@ -5,7 +5,7 @@
 
 [package]
 name = "genpolicy"
-version = "0.1.0"
+version = "3.2.0-1"
 authors = ["The Kata Containers community <[email protected]>"]
 edition = "2021"
 

src/tools/genpolicy/src/main.rs

@@ -37,6 +37,11 @@ async fn main() {
     env_logger::init();
     let config = utils::Config::new();
 
+    if config.version {
+        println!("{}", env!("CARGO_PKG_VERSION"));
+        return;
+    }
+
     debug!("Creating policy from yaml, settings, and rules.rego files...");
     let mut policy = policy::AgentPolicy::from_files(&config).await.unwrap();
 

src/tools/genpolicy/src/utils.rs

@@ -75,6 +75,9 @@ struct CommandLineOptions {
         require_equals= true
     )]
     containerd_socket_path: Option<String>,
+
+    #[clap(short, long, help = "Print version information and exit")]
+    version: bool,
 }
 
 /// Application configuration, derived from on command line parameters.
@@ -91,6 +94,7 @@ pub struct Config {
     pub raw_out: bool,
     pub base64_out: bool,
     pub containerd_socket_path: Option<String>,
+    pub version: bool,
 }
 
 impl Config {
@@ -118,6 +122,7 @@ impl Config {
             raw_out: args.raw_out,
             base64_out: args.base64_out,
             containerd_socket_path: args.containerd_socket_path,
+            version: args.version,
         }
     }
 }