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vmm: Add "add-pmem" to the API

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Add the HTTP and internal API entry points for adding persistent memory
at runtime.

Signed-off-by: Rob Bradford <robert.bradford@intel.com>
This commit is contained in:
Rob Bradford
2020-03-23 16:21:58 +00:00
committed by Sebastien Boeuf
parent 15de30f141
commit f6f4c68fb4
4 changed files with 95 additions and 9 deletions
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49
vmm/src/api/http_endpoint.rs
View File

@@ -5,10 +5,10 @@
use crate::api::http::EndpointHandler;
use crate::api::{
vm_add_device, vm_add_disk, vm_boot, vm_create, vm_delete, vm_info, vm_pause, vm_reboot,
vm_remove_device, vm_resize, vm_resume, vm_shutdown, vmm_ping, vmm_shutdown, ApiError,
ApiRequest, ApiResult, DeviceConfig, DiskConfig, VmAction, VmConfig, VmRemoveDeviceData,
VmResizeData,
vm_add_device, vm_add_disk, vm_add_pmem, vm_boot, vm_create, vm_delete, vm_info, vm_pause,
vm_reboot, vm_remove_device, vm_resize, vm_resume, vm_shutdown, vmm_ping, vmm_shutdown,
ApiError, ApiRequest, ApiResult, DeviceConfig, DiskConfig, PmemConfig, VmAction, VmConfig,
VmRemoveDeviceData, VmResizeData,
};
use micro_http::{Body, Method, Request, Response, StatusCode, Version};
use serde_json::Error as SerdeError;
@@ -63,6 +63,9 @@ pub enum HttpError {
/// Could not add a disk to a VM
VmAddDisk(ApiError),
/// Could not add a pmem device to a VM
VmAddPmem(ApiError),
}
fn error_response(error: HttpError, status: StatusCode) -> Response {
@@ -395,3 +398,41 @@ impl EndpointHandler for VmAddDisk {
}
}
}
// /api/v1/vm.add-pmem handler
pub struct VmAddPmem {}
impl EndpointHandler for VmAddPmem {
fn handle_request(
&self,
req: &Request,
api_notifier: EventFd,
api_sender: Sender<ApiRequest>,
) -> Response {
match req.method() {
Method::Put => {
match &req.body {
Some(body) => {
// Deserialize into a PmemConfig
let vm_add_pmem_data: PmemConfig = match serde_json::from_slice(body.raw())
.map_err(HttpError::SerdeJsonDeserialize)
{
Ok(config) => config,
Err(e) => return error_response(e, StatusCode::BadRequest),
};
match vm_add_pmem(api_notifier, api_sender, Arc::new(vm_add_pmem_data))
.map_err(HttpError::VmAddPmem)
{
Ok(_) => Response::new(Version::Http11, StatusCode::NoContent),
Err(e) => error_response(e, StatusCode::InternalServerError),
}
}
None => Response::new(Version::Http11, StatusCode::BadRequest),
}
}
_ => Response::new(Version::Http11, StatusCode::BadRequest),
}
}
}