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vmm: Enable snapshot feature

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This connects the dots together, making the request from the user reach
the actual implementation for snapshotting the VM.

Signed-off-by: Sebastien Boeuf <sebastien.boeuf@intel.com>
This commit is contained in:
Sebastien Boeuf 2020-04-02 08:53:32 +02:00
parent 2cd0bc0a2c
commit 53613319cc
1 changed files with 12 additions and 3 deletions
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15
vmm/src/lib.rs
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@ -29,7 +29,7 @@ use std::path::PathBuf;
use std::sync::mpsc::{Receiver, RecvError, SendError, Sender};
use std::sync::{Arc, Mutex};
use std::{result, thread};
use vm_migration::Pausable;
use vm_migration::{Pausable, Snapshottable, Transportable};
use vmm_sys_util::eventfd::EventFd;
pub mod api;
@ -291,8 +291,17 @@ impl Vmm {
}
}
fn vm_snapshot(&mut self, _destination_url: &str) -> result::Result<(), VmError> {
Ok(())
fn vm_snapshot(&mut self, destination_url: &str) -> result::Result<(), VmError> {
if let Some(ref mut vm) = self.vm {
vm.snapshot()
.map_err(VmError::Snapshot)
.and_then(|snapshot| {
vm.send(&snapshot, destination_url)
.map_err(VmError::SnapshotSend)
})
} else {
Err(VmError::VmNotRunning)
}
}
fn vm_restore(&mut self, _source_url: &str) -> result::Result<(), VmError> {