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vmm: Add "add-net" to the API

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Add the HTTP and internal API entry points for adding a network device
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 f664cddec9
commit 57c3fa4b1e
4 changed files with 94 additions and 8 deletions
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vmm/src/lib.rs
+21 -1
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@@ -16,7 +16,7 @@ extern crate tempfile;
extern crate vmm_sys_util;
use crate::api::{ApiError, ApiRequest, ApiResponse, ApiResponsePayload, VmInfo, VmmPingResponse};
use crate::config::{DeviceConfig, DiskConfig, PmemConfig, VmConfig};
use crate::config::{DeviceConfig, DiskConfig, NetConfig, PmemConfig, VmConfig};
use crate::seccomp_filters::{get_seccomp_filter, Thread};
use crate::vm::{Error as VmError, Vm, VmState};
use libc::EFD_NONBLOCK;
@@ -441,6 +441,19 @@ impl Vmm {
}
}
fn vm_add_net(&mut self, net_cfg: NetConfig) -> result::Result<(), VmError> {
if let Some(ref mut vm) = self.vm {
if let Err(e) = vm.add_net(net_cfg) {
error!("Error when adding new network device to the VM: {:?}", e);
Err(e)
} else {
Ok(())
}
} else {
Err(VmError::VmNotRunning)
}
}
fn control_loop(&mut self, api_receiver: Arc<Receiver<ApiRequest>>) -> Result<()> {
const EPOLL_EVENTS_LEN: usize = 100;
@@ -624,6 +637,13 @@ impl Vmm {
.map(|_| ApiResponsePayload::Empty);
sender.send(response).map_err(Error::ApiResponseSend)?;
}
ApiRequest::VmAddNet(add_net_data, sender) => {
let response = self
.vm_add_net(add_net_data.as_ref().clone())
.map_err(ApiError::VmAddNet)
.map(|_| ApiResponsePayload::Empty);
sender.send(response).map_err(Error::ApiResponseSend)?;
}
}
}
}