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krata: implement guest tab for automatic guest startup

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This commit is contained in:
Alex Zenla
2024-03-13 13:05:17 +00:00
parent a8b5ed1138
commit f23d84c415
10 changed files with 184 additions and 50 deletions
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87
crates/kratart/src/launch/mod.rs
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@ -22,6 +22,7 @@ use crate::RuntimeContext;
use super::{GuestInfo, GuestState};
pub struct GuestLaunchRequest<'a> {
pub name: Option<&'a str>,
pub image: &'a str,
pub vcpus: u32,
pub mem: u64,
@ -112,6 +113,51 @@ impl GuestLauncher {
let container_mac_string = container_mac.to_string().replace('-', ":");
let gateway_mac_string = gateway_mac.to_string().replace('-', ":");
let mut extra_keys = vec![
("krata/uuid".to_string(), uuid.to_string()),
(
"krata/loops".to_string(),
format!(
"{}:{}:none,{}:{}:{}",
&image_squashfs_loop.path,
image_squashfs_path,
&cfgblk_squashfs_loop.path,
cfgblk_squashfs_path,
cfgblk_dir_path,
),
),
("krata/image".to_string(), request.image.to_string()),
(
"krata/network/guest/ipv4".to_string(),
format!("{}/{}", guest_ipv4, ipv4_network_mask),
),
(
"krata/network/guest/ipv6".to_string(),
format!("{}/{}", guest_ipv6, ipv6_network_mask),
),
(
"krata/network/guest/mac".to_string(),
container_mac_string.clone(),
),
(
"krata/network/gateway/ipv4".to_string(),
format!("{}/{}", gateway_ipv4, ipv4_network_mask),
),
(
"krata/network/gateway/ipv6".to_string(),
format!("{}/{}", gateway_ipv6, ipv6_network_mask),
),
(
"krata/network/gateway/mac".to_string(),
gateway_mac_string.clone(),
),
];
if let Some(name) = request.name {
extra_keys.push(("krata/name".to_string(), name.to_string()));
}
let config = DomainConfig {
backend_domid: 0,
name: &name,
@ -141,49 +187,12 @@ impl GuestLauncher {
}],
filesystems: vec![],
event_channels: vec![],
extra_keys: vec![
("krata/uuid".to_string(), uuid.to_string()),
(
"krata/loops".to_string(),
format!(
"{}:{}:none,{}:{}:{}",
&image_squashfs_loop.path,
image_squashfs_path,
&cfgblk_squashfs_loop.path,
cfgblk_squashfs_path,
cfgblk_dir_path,
),
),
("krata/image".to_string(), request.image.to_string()),
(
"krata/network/guest/ipv4".to_string(),
format!("{}/{}", guest_ipv4, ipv4_network_mask),
),
(
"krata/network/guest/ipv6".to_string(),
format!("{}/{}", guest_ipv6, ipv6_network_mask),
),
(
"krata/network/guest/mac".to_string(),
container_mac_string.clone(),
),
(
"krata/network/gateway/ipv4".to_string(),
format!("{}/{}", gateway_ipv4, ipv4_network_mask),
),
(
"krata/network/gateway/ipv6".to_string(),
format!("{}/{}", gateway_ipv6, ipv6_network_mask),
),
(
"krata/network/gateway/mac".to_string(),
gateway_mac_string.clone(),
),
],
extra_keys,
extra_rw_paths: vec!["krata/guest".to_string()],
};
match context.xen.create(&config).await {
Ok(domid) => Ok(GuestInfo {
name: request.name.map(|x| x.to_string()),
uuid,
domid,
image: request.image.to_string(),