Exit immediately if ssh-setup.sh fails

test/scripts/ssh-setup.sh

@@ -106,5 +106,8 @@ fi
 setup_systemd
 
 # Install required packages
-which apt &>/dev/null && apt install -f xvfb wireguard-tools
-which dnf &>/dev/null && dnf install -y xorg-x11-server-Xvfb wireguard-tools
+if which apt &>/dev/null; then
+    apt install -f xvfb wireguard-tools
+elif which dnf &>/dev/null; then
+    dnf install -y xorg-x11-server-Xvfb wireguard-tools
+fi

test/test-manager/src/vm/provision.rs

@@ -1,6 +1,6 @@
 use crate::config::{OsType, Provisioner, VmConfig};
 use crate::package;
-use anyhow::{Context, Result};
+use anyhow::{bail, Context, Result};
 use ssh2::Session;
 use std::fs::File;
 use std::io::{self, Read};
@@ -203,5 +203,14 @@ fn ssh_exec(session: &Session, command: &str) -> Result<String> {
     channel.send_eof()?;
     channel.wait_eof()?;
     channel.wait_close()?;
+
+    let exit_status = channel
+        .exit_status()
+        .context("Failed to obtain exit status")?;
+    if exit_status != 0 {
+        log::error!("command failed: {command}\n{output}");
+        bail!("command failed: {exit_status}");
+    }
+
     Ok(output)
 }