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hypha-agent: command line arguments

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This commit is contained in:
Alex Zenla
2024-01-17 12:36:13 -08:00
parent 8af6e25edc
commit f69ce96054
6 changed files with 63 additions and 145 deletions
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26
xenclient/src/lib.rs
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@ -1,12 +1,10 @@
pub mod boot;
pub mod create;
pub mod elfloader;
pub mod mem;
pub mod sys;
mod x86;
use crate::boot::BootSetup;
use crate::create::DomainConfig;
use crate::elfloader::ElfImageLoader;
use crate::x86::X86BootSetup;
use std::error::Error;
@ -80,6 +78,14 @@ impl From<EventChannelError> for XenClientError {
}
}
pub struct DomainConfig<'a> {
pub max_vcpus: u32,
pub mem_mb: u64,
pub kernel_path: &'a str,
pub initrd_path: &'a str,
pub cmdline: &'a str,
}
impl XenClient {
pub fn open() -> Result<XenClient, XenClientError> {
let store = XsdClient::open()?;
@ -87,7 +93,7 @@ impl XenClient {
Ok(XenClient { store, call })
}
pub fn create(&mut self, config: DomainConfig) -> Result<u32, XenClientError> {
pub fn create(&mut self, config: &DomainConfig) -> Result<u32, XenClientError> {
let domain = CreateDomain {
max_vcpus: config.max_vcpus,
..Default::default()
@ -99,9 +105,7 @@ impl XenClient {
let libxl_path = format!("/libxl/{}", domid);
let ro_perm = XsPermissions { id: 0, perms: 0 };
let rw_perm = XsPermissions { id: 0, perms: 0 };
let no_perm = XsPermissions { id: 0, perms: 0 };
{
@ -156,7 +160,7 @@ impl XenClient {
self.call.set_max_vcpus(domid, config.max_vcpus)?;
self.call.set_max_mem(domid, config.mem_mb * 1024)?;
let image_loader = ElfImageLoader::load_file_kernel(config.kernel_path.as_str())?;
let image_loader = ElfImageLoader::load_file_kernel(config.kernel_path)?;
let console_evtchn: u32;
let xenstore_evtchn: u32;
@ -166,7 +170,7 @@ impl XenClient {
{
let mut boot = BootSetup::new(&self.call, domid);
let mut arch = X86BootSetup::new();
let initrd = read(config.initrd_path.as_str())?;
let initrd = read(config.initrd_path)?;
let mut state = boot.initialize(
&mut arch,
&image_loader,
@ -174,7 +178,7 @@ impl XenClient {
config.max_vcpus,
config.mem_mb,
)?;
boot.boot(&mut arch, &mut state, config.cmdline.as_str())?;
boot.boot(&mut arch, &mut state, config.cmdline)?;
console_evtchn = state.console_evtchn;
xenstore_evtchn = state.store_evtchn;
console_mfn = boot.phys.p2m[state.console_segment.pfn as usize];
@ -186,15 +190,15 @@ impl XenClient {
tx.write_string(format!("{}/image/os_type", vm_path).as_str(), "linux")?;
tx.write_string(
format!("{}/image/kernel", vm_path).as_str(),
&config.kernel_path,
config.kernel_path,
)?;
tx.write_string(
format!("{}/image/ramdisk", vm_path).as_str(),
&config.initrd_path,
config.initrd_path,
)?;
tx.write_string(
format!("{}/image/cmdline", vm_path).as_str(),
&config.cmdline,
config.cmdline,
)?;
tx.write_string(