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tests: Port test_tap_from_fd to use net_util::open_tap

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This removes the need for manually creating the interface and assigning
the IP.

Signed-off-by: Rob Bradford <robert.bradford@intel.com>
This commit is contained in:
Rob Bradford 2021-01-27 17:53:56 +00:00
parent 5db9b0ec99
commit 5209026f52
1 changed files with 11 additions and 25 deletions
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36
tests/integration.rs
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@ -5671,33 +5671,19 @@ mod tests {
fn test_tap_from_fd() {
let mut focal = UbuntuDiskConfig::new(FOCAL_IMAGE_NAME.to_string());
let guest = Guest::new(&mut focal);
std::process::Command::new("bash")
.args(&["-c", "sudo ip tuntap add name chtap0 mode tap"])
.status()
.expect("Expected creating interface to work");
std::process::Command::new("bash")
.args(&[
"-c",
&format!("sudo ip addr add {}/24 dev chtap0", guest.network.host_ip),
])
.status()
.expect("Expected programming interface to work");
std::process::Command::new("bash")
.args(&["-c", "sudo ip link set dev chtap0 up"])
.status()
.expect("Expected upping interface to work");
let mut workload_path = dirs::home_dir().unwrap();
workload_path.push("workloads");
let kernel_path = direct_kernel_boot_path().unwrap();
let tap = net_util::Tap::open_named("chtap0", 1, Some(libc::O_RDWR | libc::O_NONBLOCK))
.expect("Expect to be able to open tap");
let tap_fd = tap.as_raw_fd();
use std::str::FromStr;
let taps = net_util::open_tap(
Some("chtap0"),
Some(std::net::Ipv4Addr::from_str(&guest.network.host_ip).unwrap()),
None,
&mut None,
1,
Some(libc::O_RDWR | libc::O_NONBLOCK),
)
.unwrap();
let tap_fd = taps[0].as_raw_fd();
let mut child = GuestCommand::new(&guest)
.args(&["--cpus", "boot=1"])