proxmox-backup/src/bin/proxmox-backup-proxy.rs

921 lines
31 KiB
Rust

use std::sync::{Mutex, Arc};
use std::path::{Path, PathBuf};
use std::os::unix::io::AsRawFd;
use anyhow::{bail, format_err, Error};
use futures::*;
use openssl::ssl::{SslMethod, SslAcceptor, SslFiletype};
use tokio_stream::wrappers::ReceiverStream;
use serde_json::Value;
use proxmox::try_block;
use proxmox::api::RpcEnvironmentType;
use proxmox::sys::linux::socket::set_tcp_keepalive;
use proxmox_backup::{
backup::DataStore,
server::{
auth::default_api_auth,
WorkerTask,
ApiConfig,
rest::*,
jobstate::{
self,
Job,
},
rotate_task_log_archive,
},
};
use pbs_buildcfg::configdir;
use pbs_systemd::time::{compute_next_event, parse_calendar_event};
use pbs_tools::logrotate::LogRotate;
use pbs_api_types::{
Authid, TapeBackupJobConfig, VerificationJobConfig, SyncJobConfig, DataStoreConfig,
PruneOptions,
};
use proxmox_backup::server;
use proxmox_backup::auth_helpers::*;
use proxmox_backup::tools::{
PROXMOX_BACKUP_TCP_KEEPALIVE_TIME,
daemon,
disks::{
DiskManage,
zfs_pool_stats,
get_pool_from_dataset,
},
};
use proxmox_backup::api2::pull::do_sync_job;
use proxmox_backup::api2::tape::backup::do_tape_backup_job;
use proxmox_backup::server::do_verification_job;
use proxmox_backup::server::do_prune_job;
fn main() -> Result<(), Error> {
proxmox_backup::tools::setup_safe_path_env();
let backup_uid = pbs_config::backup_user()?.uid;
let backup_gid = pbs_config::backup_group()?.gid;
let running_uid = nix::unistd::Uid::effective();
let running_gid = nix::unistd::Gid::effective();
if running_uid != backup_uid || running_gid != backup_gid {
bail!("proxy not running as backup user or group (got uid {} gid {})", running_uid, running_gid);
}
pbs_runtime::main(run())
}
async fn run() -> Result<(), Error> {
if let Err(err) = syslog::init(
syslog::Facility::LOG_DAEMON,
log::LevelFilter::Info,
Some("proxmox-backup-proxy")) {
bail!("unable to inititialize syslog - {}", err);
}
// Note: To debug early connection error use
// PROXMOX_DEBUG=1 ./target/release/proxmox-backup-proxy
let debug = std::env::var("PROXMOX_DEBUG").is_ok();
let _ = public_auth_key(); // load with lazy_static
let _ = csrf_secret(); // load with lazy_static
let mut config = ApiConfig::new(
pbs_buildcfg::JS_DIR,
&proxmox_backup::api2::ROUTER,
RpcEnvironmentType::PUBLIC,
default_api_auth(),
)?;
config.add_alias("novnc", "/usr/share/novnc-pve");
config.add_alias("extjs", "/usr/share/javascript/extjs");
config.add_alias("qrcodejs", "/usr/share/javascript/qrcodejs");
config.add_alias("fontawesome", "/usr/share/fonts-font-awesome");
config.add_alias("xtermjs", "/usr/share/pve-xtermjs");
config.add_alias("locale", "/usr/share/pbs-i18n");
config.add_alias("widgettoolkit", "/usr/share/javascript/proxmox-widget-toolkit");
config.add_alias("docs", "/usr/share/doc/proxmox-backup/html");
let mut indexpath = PathBuf::from(pbs_buildcfg::JS_DIR);
indexpath.push("index.hbs");
config.register_template("index", &indexpath)?;
config.register_template("console", "/usr/share/pve-xtermjs/index.html.hbs")?;
let mut commando_sock = server::CommandoSocket::new(server::our_ctrl_sock());
config.enable_file_log(pbs_buildcfg::API_ACCESS_LOG_FN, &mut commando_sock)?;
let rest_server = RestServer::new(config);
//openssl req -x509 -newkey rsa:4096 -keyout /etc/proxmox-backup/proxy.key -out /etc/proxmox-backup/proxy.pem -nodes
// we build the initial acceptor here as we cannot start if this fails
let acceptor = make_tls_acceptor()?;
let acceptor = Arc::new(Mutex::new(acceptor));
// to renew the acceptor we just add a command-socket handler
commando_sock.register_command(
"reload-certificate".to_string(),
{
let acceptor = Arc::clone(&acceptor);
move |_value| -> Result<_, Error> {
log::info!("reloading certificate");
match make_tls_acceptor() {
Err(err) => log::error!("error reloading certificate: {}", err),
Ok(new_acceptor) => {
let mut guard = acceptor.lock().unwrap();
*guard = new_acceptor;
}
}
Ok(Value::Null)
}
},
)?;
// to remove references for not configured datastores
commando_sock.register_command(
"datastore-removed".to_string(),
|_value| {
if let Err(err) = proxmox_backup::backup::DataStore::remove_unused_datastores() {
log::error!("could not refresh datastores: {}", err);
}
Ok(Value::Null)
}
)?;
let server = daemon::create_daemon(
([0,0,0,0,0,0,0,0], 8007).into(),
move |listener, ready| {
let connections = accept_connections(listener, acceptor, debug);
let connections = hyper::server::accept::from_stream(ReceiverStream::new(connections));
Ok(ready
.and_then(|_| hyper::Server::builder(connections)
.serve(rest_server)
.with_graceful_shutdown(server::shutdown_future())
.map_err(Error::from)
)
.map_err(|err| eprintln!("server error: {}", err))
.map(|_| ())
)
},
"proxmox-backup-proxy.service",
);
server::write_pid(pbs_buildcfg::PROXMOX_BACKUP_PROXY_PID_FN)?;
daemon::systemd_notify(daemon::SystemdNotify::Ready)?;
let init_result: Result<(), Error> = try_block!({
server::register_task_control_commands(&mut commando_sock)?;
commando_sock.spawn()?;
server::server_state_init()?;
Ok(())
});
if let Err(err) = init_result {
bail!("unable to start daemon - {}", err);
}
start_task_scheduler();
start_stat_generator();
server.await?;
log::info!("server shutting down, waiting for active workers to complete");
proxmox_backup::server::last_worker_future().await?;
log::info!("done - exit server");
Ok(())
}
fn make_tls_acceptor() -> Result<SslAcceptor, Error> {
let key_path = configdir!("/proxy.key");
let cert_path = configdir!("/proxy.pem");
let mut acceptor = SslAcceptor::mozilla_intermediate_v5(SslMethod::tls()).unwrap();
acceptor.set_private_key_file(key_path, SslFiletype::PEM)
.map_err(|err| format_err!("unable to read proxy key {} - {}", key_path, err))?;
acceptor.set_certificate_chain_file(cert_path)
.map_err(|err| format_err!("unable to read proxy cert {} - {}", cert_path, err))?;
acceptor.check_private_key().unwrap();
Ok(acceptor.build())
}
type ClientStreamResult =
Result<std::pin::Pin<Box<tokio_openssl::SslStream<tokio::net::TcpStream>>>, Error>;
const MAX_PENDING_ACCEPTS: usize = 1024;
fn accept_connections(
listener: tokio::net::TcpListener,
acceptor: Arc<Mutex<openssl::ssl::SslAcceptor>>,
debug: bool,
) -> tokio::sync::mpsc::Receiver<ClientStreamResult> {
let (sender, receiver) = tokio::sync::mpsc::channel(MAX_PENDING_ACCEPTS);
tokio::spawn(accept_connection(listener, acceptor, debug, sender));
receiver
}
async fn accept_connection(
listener: tokio::net::TcpListener,
acceptor: Arc<Mutex<openssl::ssl::SslAcceptor>>,
debug: bool,
sender: tokio::sync::mpsc::Sender<ClientStreamResult>,
) {
let accept_counter = Arc::new(());
loop {
let (sock, _addr) = match listener.accept().await {
Ok(conn) => conn,
Err(err) => {
eprintln!("error accepting tcp connection: {}", err);
continue;
}
};
sock.set_nodelay(true).unwrap();
let _ = set_tcp_keepalive(sock.as_raw_fd(), PROXMOX_BACKUP_TCP_KEEPALIVE_TIME);
let ssl = { // limit acceptor_guard scope
// Acceptor can be reloaded using the command socket "reload-certificate" command
let acceptor_guard = acceptor.lock().unwrap();
match openssl::ssl::Ssl::new(acceptor_guard.context()) {
Ok(ssl) => ssl,
Err(err) => {
eprintln!("failed to create Ssl object from Acceptor context - {}", err);
continue;
},
}
};
let stream = match tokio_openssl::SslStream::new(ssl, sock) {
Ok(stream) => stream,
Err(err) => {
eprintln!("failed to create SslStream using ssl and connection socket - {}", err);
continue;
},
};
let mut stream = Box::pin(stream);
let sender = sender.clone();
if Arc::strong_count(&accept_counter) > MAX_PENDING_ACCEPTS {
eprintln!("connection rejected - to many open connections");
continue;
}
let accept_counter = Arc::clone(&accept_counter);
tokio::spawn(async move {
let accept_future = tokio::time::timeout(
Duration::new(10, 0), stream.as_mut().accept());
let result = accept_future.await;
match result {
Ok(Ok(())) => {
if sender.send(Ok(stream)).await.is_err() && debug {
eprintln!("detect closed connection channel");
}
}
Ok(Err(err)) => {
if debug {
eprintln!("https handshake failed - {}", err);
}
}
Err(_) => {
if debug {
eprintln!("https handshake timeout");
}
}
}
drop(accept_counter); // decrease reference count
});
}
}
fn start_stat_generator() {
let abort_future = server::shutdown_future();
let future = Box::pin(run_stat_generator());
let task = futures::future::select(future, abort_future);
tokio::spawn(task.map(|_| ()));
}
fn start_task_scheduler() {
let abort_future = server::shutdown_future();
let future = Box::pin(run_task_scheduler());
let task = futures::future::select(future, abort_future);
tokio::spawn(task.map(|_| ()));
}
use std::time::{SystemTime, Instant, Duration, UNIX_EPOCH};
fn next_minute() -> Result<Instant, Error> {
let now = SystemTime::now();
let epoch_now = now.duration_since(UNIX_EPOCH)?;
let epoch_next = Duration::from_secs((epoch_now.as_secs()/60 + 1)*60);
Ok(Instant::now() + epoch_next - epoch_now)
}
async fn run_task_scheduler() {
let mut count: usize = 0;
loop {
count += 1;
let delay_target = match next_minute() { // try to run very minute
Ok(d) => d,
Err(err) => {
eprintln!("task scheduler: compute next minute failed - {}", err);
tokio::time::sleep_until(tokio::time::Instant::from_std(Instant::now() + Duration::from_secs(60))).await;
continue;
}
};
if count > 2 { // wait 1..2 minutes before starting
match schedule_tasks().catch_unwind().await {
Err(panic) => {
match panic.downcast::<&str>() {
Ok(msg) => {
eprintln!("task scheduler panic: {}", msg);
}
Err(_) => {
eprintln!("task scheduler panic - unknown type");
}
}
}
Ok(Err(err)) => {
eprintln!("task scheduler failed - {:?}", err);
}
Ok(Ok(_)) => {}
}
}
tokio::time::sleep_until(tokio::time::Instant::from_std(delay_target)).await;
}
}
async fn schedule_tasks() -> Result<(), Error> {
schedule_datastore_garbage_collection().await;
schedule_datastore_prune().await;
schedule_datastore_sync_jobs().await;
schedule_datastore_verify_jobs().await;
schedule_tape_backup_jobs().await;
schedule_task_log_rotate().await;
Ok(())
}
async fn schedule_datastore_garbage_collection() {
let config = match pbs_config::datastore::config() {
Err(err) => {
eprintln!("unable to read datastore config - {}", err);
return;
}
Ok((config, _digest)) => config,
};
for (store, (_, store_config)) in config.sections {
let datastore = match DataStore::lookup_datastore(&store) {
Ok(datastore) => datastore,
Err(err) => {
eprintln!("lookup_datastore failed - {}", err);
continue;
}
};
let store_config: DataStoreConfig = match serde_json::from_value(store_config) {
Ok(c) => c,
Err(err) => {
eprintln!("datastore config from_value failed - {}", err);
continue;
}
};
let event_str = match store_config.gc_schedule {
Some(event_str) => event_str,
None => continue,
};
let event = match parse_calendar_event(&event_str) {
Ok(event) => event,
Err(err) => {
eprintln!("unable to parse schedule '{}' - {}", event_str, err);
continue;
}
};
if datastore.garbage_collection_running() { continue; }
let worker_type = "garbage_collection";
let last = match jobstate::last_run_time(worker_type, &store) {
Ok(time) => time,
Err(err) => {
eprintln!("could not get last run time of {} {}: {}", worker_type, store, err);
continue;
}
};
let next = match compute_next_event(&event, last, false) {
Ok(Some(next)) => next,
Ok(None) => continue,
Err(err) => {
eprintln!("compute_next_event for '{}' failed - {}", event_str, err);
continue;
}
};
let now = proxmox::tools::time::epoch_i64();
if next > now { continue; }
let job = match Job::new(worker_type, &store) {
Ok(job) => job,
Err(_) => continue, // could not get lock
};
let auth_id = Authid::root_auth_id();
if let Err(err) = crate::server::do_garbage_collection_job(job, datastore, auth_id, Some(event_str), false) {
eprintln!("unable to start garbage collection job on datastore {} - {}", store, err);
}
}
}
async fn schedule_datastore_prune() {
let config = match pbs_config::datastore::config() {
Err(err) => {
eprintln!("unable to read datastore config - {}", err);
return;
}
Ok((config, _digest)) => config,
};
for (store, (_, store_config)) in config.sections {
let store_config: DataStoreConfig = match serde_json::from_value(store_config) {
Ok(c) => c,
Err(err) => {
eprintln!("datastore '{}' config from_value failed - {}", store, err);
continue;
}
};
let event_str = match store_config.prune_schedule {
Some(event_str) => event_str,
None => continue,
};
let prune_options = PruneOptions {
keep_last: store_config.keep_last,
keep_hourly: store_config.keep_hourly,
keep_daily: store_config.keep_daily,
keep_weekly: store_config.keep_weekly,
keep_monthly: store_config.keep_monthly,
keep_yearly: store_config.keep_yearly,
};
if !pbs_datastore::prune::keeps_something(&prune_options) { // no prune settings - keep all
continue;
}
let worker_type = "prune";
if check_schedule(worker_type, &event_str, &store) {
let job = match Job::new(worker_type, &store) {
Ok(job) => job,
Err(_) => continue, // could not get lock
};
let auth_id = Authid::root_auth_id().clone();
if let Err(err) = do_prune_job(job, prune_options, store.clone(), &auth_id, Some(event_str)) {
eprintln!("unable to start datastore prune job {} - {}", &store, err);
}
};
}
}
async fn schedule_datastore_sync_jobs() {
let config = match pbs_config::sync::config() {
Err(err) => {
eprintln!("unable to read sync job config - {}", err);
return;
}
Ok((config, _digest)) => config,
};
for (job_id, (_, job_config)) in config.sections {
let job_config: SyncJobConfig = match serde_json::from_value(job_config) {
Ok(c) => c,
Err(err) => {
eprintln!("sync job config from_value failed - {}", err);
continue;
}
};
let event_str = match job_config.schedule {
Some(ref event_str) => event_str.clone(),
None => continue,
};
let worker_type = "syncjob";
if check_schedule(worker_type, &event_str, &job_id) {
let job = match Job::new(worker_type, &job_id) {
Ok(job) => job,
Err(_) => continue, // could not get lock
};
let auth_id = Authid::root_auth_id().clone();
if let Err(err) = do_sync_job(job, job_config, &auth_id, Some(event_str)) {
eprintln!("unable to start datastore sync job {} - {}", &job_id, err);
}
};
}
}
async fn schedule_datastore_verify_jobs() {
let config = match pbs_config::verify::config() {
Err(err) => {
eprintln!("unable to read verification job config - {}", err);
return;
}
Ok((config, _digest)) => config,
};
for (job_id, (_, job_config)) in config.sections {
let job_config: VerificationJobConfig = match serde_json::from_value(job_config) {
Ok(c) => c,
Err(err) => {
eprintln!("verification job config from_value failed - {}", err);
continue;
}
};
let event_str = match job_config.schedule {
Some(ref event_str) => event_str.clone(),
None => continue,
};
let worker_type = "verificationjob";
let auth_id = Authid::root_auth_id().clone();
if check_schedule(worker_type, &event_str, &job_id) {
let job = match Job::new(&worker_type, &job_id) {
Ok(job) => job,
Err(_) => continue, // could not get lock
};
if let Err(err) = do_verification_job(job, job_config, &auth_id, Some(event_str)) {
eprintln!("unable to start datastore verification job {} - {}", &job_id, err);
}
};
}
}
async fn schedule_tape_backup_jobs() {
let config = match pbs_config::tape_job::config() {
Err(err) => {
eprintln!("unable to read tape job config - {}", err);
return;
}
Ok((config, _digest)) => config,
};
for (job_id, (_, job_config)) in config.sections {
let job_config: TapeBackupJobConfig = match serde_json::from_value(job_config) {
Ok(c) => c,
Err(err) => {
eprintln!("tape backup job config from_value failed - {}", err);
continue;
}
};
let event_str = match job_config.schedule {
Some(ref event_str) => event_str.clone(),
None => continue,
};
let worker_type = "tape-backup-job";
let auth_id = Authid::root_auth_id().clone();
if check_schedule(worker_type, &event_str, &job_id) {
let job = match Job::new(&worker_type, &job_id) {
Ok(job) => job,
Err(_) => continue, // could not get lock
};
if let Err(err) = do_tape_backup_job(job, job_config.setup, &auth_id, Some(event_str)) {
eprintln!("unable to start tape backup job {} - {}", &job_id, err);
}
};
}
}
async fn schedule_task_log_rotate() {
let worker_type = "logrotate";
let job_id = "access-log_and_task-archive";
// schedule daily at 00:00 like normal logrotate
let schedule = "00:00";
if !check_schedule(worker_type, schedule, job_id) {
// if we never ran the rotation, schedule instantly
match jobstate::JobState::load(worker_type, job_id) {
Ok(state) => match state {
jobstate::JobState::Created { .. } => {},
_ => return,
},
_ => return,
}
}
let mut job = match Job::new(worker_type, job_id) {
Ok(job) => job,
Err(_) => return, // could not get lock
};
if let Err(err) = WorkerTask::new_thread(
worker_type,
None,
Authid::root_auth_id().clone(),
false,
move |worker| {
job.start(&worker.upid().to_string())?;
worker.log("starting task log rotation".to_string());
let result = try_block!({
let max_size = 512 * 1024 - 1; // an entry has ~ 100b, so > 5000 entries/file
let max_files = 20; // times twenty files gives > 100000 task entries
let has_rotated = rotate_task_log_archive(max_size, true, Some(max_files))?;
if has_rotated {
worker.log("task log archive was rotated".to_string());
} else {
worker.log("task log archive was not rotated".to_string());
}
let max_size = 32 * 1024 * 1024 - 1;
let max_files = 14;
let mut logrotate = LogRotate::new(pbs_buildcfg::API_ACCESS_LOG_FN, true)
.ok_or_else(|| format_err!("could not get API access log file names"))?;
if logrotate.rotate(max_size, None, Some(max_files))? {
println!("rotated access log, telling daemons to re-open log file");
pbs_runtime::block_on(command_reopen_logfiles())?;
worker.log("API access log was rotated".to_string());
} else {
worker.log("API access log was not rotated".to_string());
}
let mut logrotate = LogRotate::new(pbs_buildcfg::API_AUTH_LOG_FN, true)
.ok_or_else(|| format_err!("could not get API auth log file names"))?;
if logrotate.rotate(max_size, None, Some(max_files))? {
worker.log("API authentication log was rotated".to_string());
} else {
worker.log("API authentication log was not rotated".to_string());
}
Ok(())
});
let status = worker.create_state(&result);
if let Err(err) = job.finish(status) {
eprintln!("could not finish job state for {}: {}", worker_type, err);
}
result
},
) {
eprintln!("unable to start task log rotation: {}", err);
}
}
async fn command_reopen_logfiles() -> Result<(), Error> {
// only care about the most recent daemon instance for each, proxy & api, as other older ones
// should not respond to new requests anyway, but only finish their current one and then exit.
let sock = server::our_ctrl_sock();
let f1 = server::send_command(sock, "{\"command\":\"api-access-log-reopen\"}\n");
let pid = server::read_pid(pbs_buildcfg::PROXMOX_BACKUP_API_PID_FN)?;
let sock = server::ctrl_sock_from_pid(pid);
let f2 = server::send_command(sock, "{\"command\":\"api-access-log-reopen\"}\n");
match futures::join!(f1, f2) {
(Err(e1), Err(e2)) => Err(format_err!("reopen commands failed, proxy: {}; api: {}", e1, e2)),
(Err(e1), Ok(_)) => Err(format_err!("reopen commands failed, proxy: {}", e1)),
(Ok(_), Err(e2)) => Err(format_err!("reopen commands failed, api: {}", e2)),
_ => Ok(()),
}
}
async fn run_stat_generator() {
let mut count = 0;
loop {
count += 1;
let save = if count >= 6 { count = 0; true } else { false };
let delay_target = Instant::now() + Duration::from_secs(10);
generate_host_stats(save).await;
tokio::time::sleep_until(tokio::time::Instant::from_std(delay_target)).await;
}
}
fn rrd_update_gauge(name: &str, value: f64, save: bool) {
use proxmox_backup::rrd;
if let Err(err) = rrd::update_value(name, value, rrd::DST::Gauge, save) {
eprintln!("rrd::update_value '{}' failed - {}", name, err);
}
}
fn rrd_update_derive(name: &str, value: f64, save: bool) {
use proxmox_backup::rrd;
if let Err(err) = rrd::update_value(name, value, rrd::DST::Derive, save) {
eprintln!("rrd::update_value '{}' failed - {}", name, err);
}
}
async fn generate_host_stats(save: bool) {
use proxmox::sys::linux::procfs::{
read_meminfo, read_proc_stat, read_proc_net_dev, read_loadavg};
pbs_runtime::block_in_place(move || {
match read_proc_stat() {
Ok(stat) => {
rrd_update_gauge("host/cpu", stat.cpu, save);
rrd_update_gauge("host/iowait", stat.iowait_percent, save);
}
Err(err) => {
eprintln!("read_proc_stat failed - {}", err);
}
}
match read_meminfo() {
Ok(meminfo) => {
rrd_update_gauge("host/memtotal", meminfo.memtotal as f64, save);
rrd_update_gauge("host/memused", meminfo.memused as f64, save);
rrd_update_gauge("host/swaptotal", meminfo.swaptotal as f64, save);
rrd_update_gauge("host/swapused", meminfo.swapused as f64, save);
}
Err(err) => {
eprintln!("read_meminfo failed - {}", err);
}
}
match read_proc_net_dev() {
Ok(netdev) => {
use pbs_config::network::is_physical_nic;
let mut netin = 0;
let mut netout = 0;
for item in netdev {
if !is_physical_nic(&item.device) { continue; }
netin += item.receive;
netout += item.send;
}
rrd_update_derive("host/netin", netin as f64, save);
rrd_update_derive("host/netout", netout as f64, save);
}
Err(err) => {
eprintln!("read_prox_net_dev failed - {}", err);
}
}
match read_loadavg() {
Ok(loadavg) => {
rrd_update_gauge("host/loadavg", loadavg.0 as f64, save);
}
Err(err) => {
eprintln!("read_loadavg failed - {}", err);
}
}
let disk_manager = DiskManage::new();
gather_disk_stats(disk_manager.clone(), Path::new("/"), "host", save);
match pbs_config::datastore::config() {
Ok((config, _)) => {
let datastore_list: Vec<DataStoreConfig> =
config.convert_to_typed_array("datastore").unwrap_or_default();
for config in datastore_list {
let rrd_prefix = format!("datastore/{}", config.name);
let path = std::path::Path::new(&config.path);
gather_disk_stats(disk_manager.clone(), path, &rrd_prefix, save);
}
}
Err(err) => {
eprintln!("read datastore config failed - {}", err);
}
}
});
}
fn check_schedule(worker_type: &str, event_str: &str, id: &str) -> bool {
let event = match parse_calendar_event(event_str) {
Ok(event) => event,
Err(err) => {
eprintln!("unable to parse schedule '{}' - {}", event_str, err);
return false;
}
};
let last = match jobstate::last_run_time(worker_type, &id) {
Ok(time) => time,
Err(err) => {
eprintln!("could not get last run time of {} {}: {}", worker_type, id, err);
return false;
}
};
let next = match compute_next_event(&event, last, false) {
Ok(Some(next)) => next,
Ok(None) => return false,
Err(err) => {
eprintln!("compute_next_event for '{}' failed - {}", event_str, err);
return false;
}
};
let now = proxmox::tools::time::epoch_i64();
next <= now
}
fn gather_disk_stats(disk_manager: Arc<DiskManage>, path: &Path, rrd_prefix: &str, save: bool) {
match proxmox_backup::tools::disks::disk_usage(path) {
Ok(status) => {
let rrd_key = format!("{}/total", rrd_prefix);
rrd_update_gauge(&rrd_key, status.total as f64, save);
let rrd_key = format!("{}/used", rrd_prefix);
rrd_update_gauge(&rrd_key, status.used as f64, save);
}
Err(err) => {
eprintln!("read disk_usage on {:?} failed - {}", path, err);
}
}
match disk_manager.find_mounted_device(path) {
Ok(None) => {},
Ok(Some((fs_type, device, source))) => {
let mut device_stat = None;
match fs_type.as_str() {
"zfs" => {
if let Some(source) = source {
let pool = get_pool_from_dataset(&source).unwrap_or(&source);
match zfs_pool_stats(pool) {
Ok(stat) => device_stat = stat,
Err(err) => eprintln!("zfs_pool_stats({:?}) failed - {}", pool, err),
}
}
}
_ => {
if let Ok(disk) = disk_manager.clone().disk_by_dev_num(device.into_dev_t()) {
match disk.read_stat() {
Ok(stat) => device_stat = stat,
Err(err) => eprintln!("disk.read_stat {:?} failed - {}", path, err),
}
}
}
}
if let Some(stat) = device_stat {
let rrd_key = format!("{}/read_ios", rrd_prefix);
rrd_update_derive(&rrd_key, stat.read_ios as f64, save);
let rrd_key = format!("{}/read_bytes", rrd_prefix);
rrd_update_derive(&rrd_key, (stat.read_sectors*512) as f64, save);
let rrd_key = format!("{}/write_ios", rrd_prefix);
rrd_update_derive(&rrd_key, stat.write_ios as f64, save);
let rrd_key = format!("{}/write_bytes", rrd_prefix);
rrd_update_derive(&rrd_key, (stat.write_sectors*512) as f64, save);
let rrd_key = format!("{}/io_ticks", rrd_prefix);
rrd_update_derive(&rrd_key, (stat.io_ticks as f64)/1000.0, save);
}
}
Err(err) => {
eprintln!("find_mounted_device failed - {}", err);
}
}
}