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ch-remote: Add support for add-vdpa

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Adding the wrapping layer to be able to hotplug a vDPA device from the
ch-remote tool.

Signed-off-by: Sebastien Boeuf <sebastien.boeuf@intel.com>
This commit is contained in:
Sebastien Boeuf 2022-03-11 13:12:30 +01:00
parent 3fea5f5396
commit 6dcc5572c1
1 changed files with 29 additions and 0 deletions
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29
src/bin/ch-remote.rs
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@ -28,6 +28,7 @@ enum Error {
AddPmemConfig(vmm::config::Error),
AddNetConfig(vmm::config::Error),
AddUserDeviceConfig(vmm::config::Error),
AddVdpaConfig(vmm::config::Error),
AddVsockConfig(vmm::config::Error),
Restore(vmm::config::Error),
}
@ -47,6 +48,7 @@ impl fmt::Display for Error {
AddPmemConfig(e) => write!(f, "Error parsing persistent memory syntax: {}", e),
AddNetConfig(e) => write!(f, "Error parsing network syntax: {}", e),
AddUserDeviceConfig(e) => write!(f, "Error parsing user device syntax: {}", e),
AddVdpaConfig(e) => write!(f, "Error parsing vDPA device syntax: {}", e),
AddVsockConfig(e) => write!(f, "Error parsing vsock syntax: {}", e),
Restore(e) => write!(f, "Error parsing restore syntax: {}", e),
}
@ -212,6 +214,18 @@ fn add_net_api_command(socket: &mut UnixStream, config: &str) -> Result<(), Erro
.map_err(Error::ApiClient)
}
fn add_vdpa_api_command(socket: &mut UnixStream, config: &str) -> Result<(), Error> {
let vdpa_config = vmm::config::VdpaConfig::parse(config).map_err(Error::AddVdpaConfig)?;
simple_api_command(
socket,
"PUT",
"add-vdpa",
Some(&serde_json::to_string(&vdpa_config).unwrap()),
)
.map_err(Error::ApiClient)
}
fn add_vsock_api_command(socket: &mut UnixStream, config: &str) -> Result<(), Error> {
let vsock_config = vmm::config::VsockConfig::parse(config).map_err(Error::AddVsockConfig)?;
@ -376,6 +390,14 @@ fn do_command(matches: &ArgMatches) -> Result<(), Error> {
.value_of("device_config")
.unwrap(),
),
Some("add-vdpa") => add_vdpa_api_command(
&mut socket,
matches
.subcommand_matches("add-vdpa")
.unwrap()
.value_of("vdpa_config")
.unwrap(),
),
Some("add-vsock") => add_vsock_api_command(
&mut socket,
matches
@ -486,6 +508,13 @@ fn main() {
.help(vmm::config::UserDeviceConfig::SYNTAX),
),
)
.subcommand(
Command::new("add-vdpa").about("Add vDPA device").arg(
Arg::new("vdpa_config")
.index(1)
.help(vmm::config::VdpaConfig::SYNTAX),
),
)
.subcommand(
Command::new("add-vsock").about("Add vsock device").arg(
Arg::new("vsock_config")