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tests: Add integration test for hotplugging pmem device

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Signed-off-by: Rob Bradford <robert.bradford@intel.com>
This commit is contained in:
Rob Bradford 2020-03-23 16:28:57 +00:00 committed by Sebastien Boeuf
parent 0b0510108d
commit 8d05fb86e3
1 changed files with 87 additions and 0 deletions
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87
tests/integration.rs
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@ -3625,4 +3625,91 @@ mod tests {
Ok(())
});
}
#[cfg_attr(not(feature = "mmio"), test)]
fn test_pmem_hotplug() {
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 child = GuestCommand::new(&guest)
.args(&["--api-socket", &api_socket])
.args(&["--cpus", "boot=1"])
.args(&["--memory", "size=512M"])
.args(&["--kernel", guest.fw_path.as_str()])
.default_disks()
.default_net()
.spawn()
.unwrap();
thread::sleep(std::time::Duration::new(20, 0));
// Check /dev/pmem0 is not there
aver_eq!(
tb,
guest
.ssh_command("lsblk | grep -c pmem0")
.unwrap_or_default()
.trim()
.parse::<u32>()
.unwrap_or(1),
0
);
let mut pmem_temp_file = NamedTempFile::new().unwrap();
pmem_temp_file.as_file_mut().set_len(128 << 20).unwrap();
aver!(
tb,
remote_command(
&api_socket,
"add-pmem",
Some(&format!(
"file={},size=128M",
pmem_temp_file.path().to_str().unwrap()
))
)
);
// Check that /dev/pmem0 exists and the block size is 128M
aver_eq!(
tb,
guest
.ssh_command("lsblk | grep pmem0 | grep -c 128M")
.unwrap_or_default()
.trim()
.parse::<u32>()
.unwrap_or_default(),
1
);
guest.ssh_command("sudo reboot").unwrap_or_default();
thread::sleep(std::time::Duration::new(20, 0));
let reboot_count = guest
.ssh_command("sudo journalctl | grep -c -- \"-- Reboot --\"")
.unwrap_or_default()
.trim()
.parse::<u32>()
.unwrap_or_default();
aver_eq!(tb, reboot_count, 1);
// Check still there after reboot
aver_eq!(
tb,
guest
.ssh_command("lsblk | grep pmem0 | grep -c 128M")
.unwrap_or_default()
.trim()
.parse::<u32>()
.unwrap_or_default(),
1
);
let _ = child.kill();
let _ = child.wait();
Ok(())
});
}
}