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ci: Add integration test for virtio-blk multiqueue support

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Just add a new integration test to verify that multiqueue support is
correctly supported and that we can find the right amount of queues in
the guest.

Signed-off-by: Sebastien Boeuf <sebastien.boeuf@intel.com>
This commit is contained in:
Sebastien Boeuf 2020-01-27 15:37:56 +01:00
parent f5b53ae4be
commit a33e8342ee
1 changed files with 66 additions and 0 deletions
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66
src/main.rs
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@ -2670,6 +2670,72 @@ mod tests {
});
}
#[cfg_attr(not(feature = "mmio"), test)]
fn test_virtio_blk_mq() {
test_block!(tb, "", {
let mut clear = ClearDiskConfig::new();
let guest = Guest::new(&mut clear);
let mut blk_file_path = dirs::home_dir().unwrap();
blk_file_path.push("workloads");
blk_file_path.push("blk.img");
let mut cloud_child = Command::new("target/release/cloud-hypervisor")
.args(&["--cpus", "boot=4"])
.args(&["--memory", "size=512M,file=/dev/shm"])
.args(&["--kernel", guest.fw_path.as_str()])
.args(&[
"--disk",
format!(
"path={}",
guest.disk_config.disk(DiskType::OperatingSystem).unwrap()
)
.as_str(),
format!(
"path={}",
guest.disk_config.disk(DiskType::CloudInit).unwrap()
)
.as_str(),
format!("path={},num_queues=4", blk_file_path.to_str().unwrap()).as_str(),
])
.args(&["--net", guest.default_net_string().as_str()])
.spawn()
.unwrap();
thread::sleep(std::time::Duration::new(20, 0));
// Check both if /dev/vdc exists and if the block size is 16M.
aver_eq!(
tb,
guest
.ssh_command("lsblk | grep vdc | grep -c 16M")
.unwrap_or_default()
.trim()
.parse::<u32>()
.unwrap_or_default(),
1
);
// Check if the number of queues is 4.
aver_eq!(
tb,
guest
.ssh_command("ls -ll /sys/block/vdc/mq | grep ^d | wc -l")
.unwrap_or_default()
.trim()
.parse::<u32>()
.unwrap_or_default(),
4
);
guest.ssh_command("sudo shutdown -h now")?;
thread::sleep(std::time::Duration::new(5, 0));
let _ = cloud_child.kill();
let _ = cloud_child.wait();
Ok(())
});
}
#[cfg_attr(not(feature = "mmio"), test)]
fn test_vhost_user_net() {
test_block!(tb, "", {