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android_packages_modules_Virtualization
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Merge "Change the cycle period for sending information of VM"

This commit is contained in:
Treehugger Robot 2022-10-26 07:30:04 +00:00 committed by Gerrit Code Review
parent 98e8be9ea8 2b893b95dc
commit 347479aac8
1 changed files with 32 additions and 29 deletions
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61
microdroid_manager/src/main.rs
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@ -63,6 +63,7 @@ use std::time::{Duration, SystemTime};
use vsock::VsockStream;
const WAIT_TIMEOUT: Duration = Duration::from_secs(10);
const SENDING_VM_STATUS_CYCLE_PERIOD: Duration = Duration::from_secs(60);
const MAIN_APK_PATH: &str = "/dev/block/by-name/microdroid-apk";
const MAIN_APK_IDSIG_PATH: &str = "/dev/block/by-name/microdroid-apk-idsig";
const MAIN_APK_DEVICE_NAME: &str = "microdroid-apk";
@ -95,39 +96,39 @@ enum MicrodroidError {
InvalidConfig(String),
}
fn send_vm_status() -> Result<()> {
fn send_vm_status(service: &Strong<dyn IVirtualMachineService>) -> Result<()> {
// Collect VM CPU time information and creating VmCpuStatus atom for metrics.
let cpu_time = get_cpu_time()?;
let vm_cpu_status = VirtualMachineCpuStatus {
cpu_time_user: cpu_time.user,
cpu_time_nice: cpu_time.nice,
cpu_time_sys: cpu_time.sys,
cpu_time_idle: cpu_time.idle,
};
service.notifyCpuStatus(&vm_cpu_status).expect("Can't send information about VM CPU status");
// Collect VM memory information and creating VmMemStatus atom for metrics.
let mem_info = get_mem_info()?;
let vm_mem_status = VirtualMachineMemStatus {
mem_total: mem_info.total,
mem_free: mem_info.free,
mem_available: mem_info.available,
mem_buffer: mem_info.buffer,
mem_cached: mem_info.cached,
};
service.notifyMemStatus(&vm_mem_status).expect("Can't send information about VM memory status");
Ok(())
}
fn send_vm_status_periodically() -> Result<()> {
let service = get_vms_rpc_binder()
.context("cannot connect to VirtualMachineService")
.map_err(|e| MicrodroidError::FailedToConnectToVirtualizationService(e.to_string()))?;
let one_second = Duration::from_millis(1000);
loop {
// Collect VM CPU time information and creating VmCpuStatus atom for metrics.
let cpu_time = get_cpu_time()?;
let vm_cpu_status = VirtualMachineCpuStatus {
cpu_time_user: cpu_time.user,
cpu_time_nice: cpu_time.nice,
cpu_time_sys: cpu_time.sys,
cpu_time_idle: cpu_time.idle,
};
service
.notifyCpuStatus(&vm_cpu_status)
.expect("Can't send information about VM CPU status");
// Collect VM memory information and creating VmMemStatus atom for metrics.
let mem_info = get_mem_info()?;
let vm_mem_status = VirtualMachineMemStatus {
mem_total: mem_info.total,
mem_free: mem_info.free,
mem_available: mem_info.available,
mem_buffer: mem_info.buffer,
mem_cached: mem_info.cached,
};
service
.notifyMemStatus(&vm_mem_status)
.expect("Can't send information about VM memory status");
thread::sleep(one_second);
send_vm_status(&service)?;
thread::sleep(SENDING_VM_STATUS_CYCLE_PERIOD);
}
}
@ -224,7 +225,7 @@ fn try_main() -> Result<()> {
.map_err(|e| MicrodroidError::FailedToConnectToVirtualizationService(e.to_string()))?;
thread::spawn(move || {
if let Err(e) = send_vm_status() {
if let Err(e) = send_vm_status_periodically() {
error!("failed to get virtual machine status: {:?}", e);
}
});
@ -448,6 +449,7 @@ fn try_run_payload(service: &Strong<dyn IVirtualMachineService>) -> Result<i32>
ProcessState::start_thread_pool();
system_properties::write("dev.bootcomplete", "1").context("set dev.bootcomplete")?;
send_vm_status(service)?;
exec_task(task, service).context("Failed to run payload")
}
@ -780,6 +782,7 @@ fn exec_task(task: &Task, service: &Strong<dyn IVirtualMachineService>) -> Resul
service.notifyPayloadStarted()?;
let exit_status = command.spawn()?.wait()?;
send_vm_status(service)?;
exit_status.code().ok_or_else(|| anyhow!("Failed to get exit_code from the paylaod."))
}