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tests: Add self spawning vhost-user-net test

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Signed-off-by: Rob Bradford <robert.bradford@intel.com>
This commit is contained in:
Rob Bradford 2020-02-04 16:47:21 +00:00
parent bc75c1b4e1
commit f03602a4c9
1 changed files with 80 additions and 0 deletions
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80
src/main.rs
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@ -2778,6 +2778,86 @@ mod tests {
});
}
#[cfg_attr(not(feature = "mmio"), test)]
fn test_vhost_user_self_spawning() {
test_block!(tb, "", {
let mut clear = ClearDiskConfig::new();
let guest = Guest::new(&mut clear);
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(),
])
.args(&[
"--net",
format!(
"vhost_user=true,mac={},ip={},mask=255.255.255.0,num_queues=4,queue_size=1024",
guest.network.guest_mac,
guest.network.host_ip
)
.as_str(),
])
.spawn()
.unwrap();
thread::sleep(std::time::Duration::new(10, 0));
// 1 network interface + default localhost ==> 2 interfaces
aver_eq!(
tb,
guest
.ssh_command("ip -o link | wc -l")
.unwrap_or_default()
.trim()
.parse::<u32>()
.unwrap_or_default(),
2
);
thread::sleep(std::time::Duration::new(10, 0));
// The following pci devices will appear on guest with PCI-MSI
// interrupt vectors assigned.
// 1 virtio-console with 3 vectors: config, Rx, Tx
// 1 virtio-blk with 2 vectors: config, Request
// 1 virtio-blk with 2 vectors: config, Request
// 1 virtio-rng with 2 vectors: config, Request
// Since virtio-net has 2 queue pairs, its vectors is as follows:
// 1 virtio-net with 5 vectors: config, Rx (2), Tx (2)
// Based on the above, the total vectors should 14.
aver_eq!(
tb,
guest
.ssh_command("grep -c PCI-MSI /proc/interrupts")
.unwrap_or_default()
.trim()
.parse::<u32>()
.unwrap_or_default(),
14
);
thread::sleep(std::time::Duration::new(10, 0));
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_blk() {
test_block!(tb, "", {