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Work on injection for container engine "incus"

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This commit is contained in:
Johannes Leupolz 2026-04-14 20:21:21 +00:00
parent 86c4e1c712
commit c5693d534f
2 changed files with 70 additions and 3 deletions
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68
vuinputd/src/container_runtime/injection_strategy.rs
View file

@ -13,6 +13,7 @@ use crate::{
pub static PLACEMENT_IN_CONTAINER: GenericPlacementInContainer = GenericPlacementInContainer {};
pub static PLACEMENT_ON_HOST: GenericPlacementOnHost = GenericPlacementOnHost {};
pub static SEND_NETLINK_ONLY: GenericSendNetlinkMessageOnly = GenericSendNetlinkMessageOnly {};
pub static INCUS: Incus = Incus {};
#[async_trait]
pub trait InjectionStrategy {
@ -60,6 +61,7 @@ pub trait InjectionStrategy {
pub struct GenericPlacementInContainer {}
pub struct GenericPlacementOnHost {}
pub struct GenericSendNetlinkMessageOnly {}
pub struct Incus {}
#[async_trait]
impl InjectionStrategy for GenericPlacementInContainer {
@ -253,3 +255,69 @@ impl InjectionStrategy for GenericSendNetlinkMessageOnly {
Ok(())
}
}
#[async_trait]
impl InjectionStrategy for Incus {
async fn mknod_device_node(
&self,
_requesting_process: &RequestingProcess,
devname: &str,
_major: u64,
_minor: u64,
) -> anyhow::Result<()> {
let hostpath = format!("path=/dev/input/{}", devname);
let incuspath = format!("path=/dev/input/{}", devname);
let child = std::process::Command::new("/proc/self/exe")
.args([
"incus",
"config",
"device",
"add",
"first",
devname,
"unix-char",
&incuspath,
&hostpath,
"mode=\"666\"",
])
.spawn()?;
let output = child.wait_with_output()?;
let stdout = String::from_utf8_lossy(&output.stdout);
let stderr = String::from_utf8_lossy(&output.stderr);
println!("incus\n {}\n{}\n", stdout, stderr);
Ok(())
}
async fn remove_device_node(
&self,
_requesting_process: &RequestingProcess,
_devname: &str,
_major: u64,
_minor: u64,
) -> anyhow::Result<()> {
Ok(())
}
async fn write_udev_runtime_data(
&self,
requesting_process: &RequestingProcess,
runtime_data: &str,
major: u64,
minor: u64,
) -> anyhow::Result<()> {
PLACEMENT_IN_CONTAINER
.write_udev_runtime_data(requesting_process, runtime_data, major, minor)
.await
}
async fn remove_udev_runtime_data(
&self,
requesting_process: &RequestingProcess,
major: u64,
minor: u64,
) -> anyhow::Result<()> {
PLACEMENT_IN_CONTAINER
.remove_udev_runtime_data(requesting_process, major, minor)
.await
}
}

5
vuinputd/src/container_runtime/mod.rs
View file

@ -4,8 +4,7 @@
use crate::{
container_runtime::injection_strategy::{
GenericPlacementInContainer, GenericPlacementOnHost, GenericSendNetlinkMessageOnly,
InjectionStrategy, PLACEMENT_IN_CONTAINER, PLACEMENT_ON_HOST, SEND_NETLINK_ONLY,
GenericPlacementInContainer, GenericPlacementOnHost, GenericSendNetlinkMessageOnly, INCUS, InjectionStrategy, PLACEMENT_IN_CONTAINER, PLACEMENT_ON_HOST, SEND_NETLINK_ONLY
},
global_config::get_vudevname,
};
@ -67,7 +66,7 @@ impl ContainerRuntime {
ContainerRuntime::GenericPlacementInContainer => &PLACEMENT_IN_CONTAINER,
ContainerRuntime::GenericPlacementOnHost => &PLACEMENT_ON_HOST,
ContainerRuntime::GenericSendNetlinkMessageOnly => &SEND_NETLINK_ONLY,
ContainerRuntime::Incus => todo!("not implemented yet"),
ContainerRuntime::Incus => &INCUS,
ContainerRuntime::Docker => &PLACEMENT_IN_CONTAINER,
ContainerRuntime::Podman => &PLACEMENT_IN_CONTAINER,
ContainerRuntime::Nspawn => &PLACEMENT_IN_CONTAINER,