tests: Add integration test test_virtio_mem

Add integration test test_virtio_mem for virtio-mem.

Signed-off-by: Hui Zhu <teawater@antfin.com>
This commit is contained in:
Hui Zhu 2020-03-17 13:59:58 +08:00 committed by Sebastien Boeuf
parent 4a7a2cff8c
commit abbd69abee

View File

@ -3414,6 +3414,64 @@ mod tests {
});
}
#[cfg_attr(not(feature = "mmio"), test)]
fn test_virtio_mem() {
test_block!(tb, "", {
let mut clear = ClearDiskConfig::new();
let guest = Guest::new(&mut clear);
let api_socket = temp_api_path(&guest.tmp_dir);
let mut workload_path = dirs::home_dir().unwrap();
workload_path.push("workloads");
let mut kernel_path = workload_path;
kernel_path.push("vmlinux");
let mut child = GuestCommand::new(&guest)
.args(&["--cpus", "boot=2,max=4"])
.args(&["--memory", "size=512M,hotplug_method=virtio-mem,hotplug_size=8192M"])
.args(&["--kernel", kernel_path.to_str().unwrap()])
.args(&["--cmdline", "root=PARTUUID=6fb4d1a8-6c8c-4dd7-9f7c-1fe0b9f2574c console=tty0 console=ttyS0,115200n8 console=hvc0 quiet init=/usr/lib/systemd/systemd-bootchart initcall_debug tsc=reliable no_timer_check noreplace-smp cryptomgr.notests rootfstype=ext4,btrfs,xfs kvm-intel.nested=1 rw"])
.default_disks()
.default_net()
.args(&["--api-socket", &api_socket])
.spawn()
.unwrap();
thread::sleep(std::time::Duration::new(20, 0));
aver!(tb, guest.get_total_memory().unwrap_or_default() > 491_000);
guest
.ssh_command("echo online | sudo tee /sys/devices/system/memory/auto_online_blocks")
.unwrap_or_default();
// Add RAM to the VM
let desired_ram = 1024 << 20;
resize_command(&api_socket, None, Some(desired_ram));
thread::sleep(std::time::Duration::new(10, 0));
aver!(tb, guest.get_total_memory().unwrap_or_default() > 982_000);
// Add RAM to the VM
let desired_ram = 2048 << 20;
resize_command(&api_socket, None, Some(desired_ram));
thread::sleep(std::time::Duration::new(10, 0));
aver!(tb, guest.get_total_memory().unwrap_or_default() > 1_964_000);
// Remove RAM to the VM
let desired_ram = 1024 << 20;
resize_command(&api_socket, None, Some(desired_ram));
thread::sleep(std::time::Duration::new(10, 0));
aver!(tb, guest.get_total_memory().unwrap_or_default() > 982_000);
aver!(tb, guest.get_total_memory().unwrap_or_default() < 1_964_000);
let _ = child.kill();
let _ = child.wait();
Ok(())
});
}
// Test both vCPU and memory resizing together
#[cfg_attr(not(feature = "mmio"), test)]
fn test_resize() {