Feat/stats (#2761)

* Feat: Add the memory for the stats.

* Chore: Add %

core/startos/src/lxc/mod.rs

@@ -1,8 +1,8 @@
-use std::collections::BTreeSet;
 use std::net::Ipv4Addr;
 use std::path::Path;
 use std::sync::{Arc, Weak};
 use std::time::Duration;
+use std::{collections::BTreeSet, ffi::OsString};
 
 use clap::builder::ValueParserFactory;
 use futures::{AsyncWriteExt, StreamExt};
@@ -32,7 +32,7 @@ use crate::util::io::open_file;
 use crate::util::rpc_client::UnixRpcClient;
 use crate::util::{new_guid, Invoke};
 
-#[cfg(feature = "dev")]
+// #[cfg(feature = "dev")]
 pub mod dev;
 
 const LXC_CONTAINER_DIR: &str = "/var/lib/lxc";
@@ -287,6 +287,30 @@ impl LxcContainer {
         self.rpc_bind.path()
     }
 
+    pub async fn command(&self, commands: &[&str]) -> Result<String, Error> {
+        let mut cmd = Command::new("lxc-attach");
+        cmd.kill_on_drop(true);
+
+        let output = cmd
+            .arg(&**self.guid)
+            .arg("--")
+            .args(commands)
+            .output()
+            .await?;
+
+        if !output.status.success() {
+            return Err(Error::new(
+                eyre!(
+                    "Command failed with exit code: {:?} \n Message: {:?}",
+                    output.status.code(),
+                    String::from_utf8(output.stderr)
+                ),
+                ErrorKind::Docker,
+            ));
+        }
+        Ok(String::from_utf8(output.stdout)?)
+    }
+
     #[instrument(skip_all)]
     pub async fn exit(mut self) -> Result<(), Error> {
         Command::new("lxc-stop")