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tests: Adding integration tests for migration of paused VM

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Adding a paused flag to live_migration() tests; when this
flag is set, the VM will be paused before migration is
performed.

Signed-off-by: Nguyen Dinh Phi <phind.uet@gmail.com>
This commit is contained in:
Nguyen Dinh Phi
2026-05-02 13:24:41 +08:00
committed by Rob Bradford
parent 23fc9ca258
commit c5951252a5
2 changed files with 108 additions and 14 deletions
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34
cloud-hypervisor/tests/common/utils.rs
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@@ -1070,6 +1070,7 @@ pub(crate) fn start_live_migration(
src_api_socket: &str,
dest_api_socket: &str,
local: bool,
paused: bool,
) -> bool {
// Start to receive migration from the destination VM
let mut receive_migration = Command::new(clh_command("ch-remote"))
@@ -1084,8 +1085,17 @@ pub(crate) fn start_live_migration(
.unwrap();
// Give it '1s' to make sure the 'migration_socket' file is properly created
thread::sleep(std::time::Duration::new(1, 0));
// Start to send migration from the source VM
if paused {
// Test the migration of a paused VM.
let cmd_success = remote_command(src_api_socket, "pause", None);
if !cmd_success {
let _ = receive_migration.kill();
eprintln!("Failed to pause the source VM before live migration");
}
}
// Start to send migration from the source VM
let args = [
format!("--api-socket={}", &src_api_socket),
"send-migration".to_string(),
@@ -1145,6 +1155,28 @@ pub(crate) fn start_live_migration(
String::from_utf8_lossy(&output.stdout),
String::from_utf8_lossy(&output.stderr)
);
} else if paused {
// for a paused VM, we should make sure the destinations VM state is still 'Paused' after
// migration.
let dest_state = vm_state(dest_api_socket);
if dest_state != "Paused" {
eprintln!(
"\n\n==== Start 'destination VM state' output ==== \
\n\nExpected destination VM state: Paused\nActual destination VM state: {dest_state} \
\n\n==== End 'destination VM state' output ====\n\n"
);
return false;
}
// Resume the paused VM to make sure it still works after migration
let cmd_success = remote_command(dest_api_socket, "resume", None);
if !cmd_success {
eprintln!(
"\n\n==== Start 'destination VM state' output ==== \
\n\nFailed to resume the destination VM after live migration \
\n\n==== End 'destination VM state' output ====\n\n"
);
return false;
}
}
send_success && receive_success