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From: Dominik Csapak <d.csapak@proxmox.com>
To: pbs-devel@lists.proxmox.com
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Subject: [pbs-devel] [PATCH proxmox-backup v8 4/7] proxmox-backup-proxy:
send metrics to configured metrics server
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and keep the data as similar as possible to pve (tags/fields)
datastores get their own 'object' type and reside in the "blockstat"
measurement
Signed-off-by: Dominik Csapak <d.csapak@proxmox.com>
---
src/bin/proxmox-backup-proxy.rs | 130 ++++++++++++++++++++++++++++++--
1 file changed, 123 insertions(+), 7 deletions(-)
diff --git a/src/bin/proxmox-backup-proxy.rs b/src/bin/proxmox-backup-proxy.rs
index 8ca2ff49..064aab01 100644
--- a/src/bin/proxmox-backup-proxy.rs
+++ b/src/bin/proxmox-backup-proxy.rs
@@ -19,6 +19,7 @@ use tokio_stream::wrappers::ReceiverStream;
use proxmox_http::client::{RateLimitedStream, ShareableRateLimit};
use proxmox_lang::try_block;
+use proxmox_metrics::MetricsData;
use proxmox_router::{RpcEnvironment, RpcEnvironmentType, UserInformation};
use proxmox_sys::fs::{CreateOptions, FileSystemInformation};
use proxmox_sys::linux::{
@@ -28,6 +29,7 @@ use proxmox_sys::linux::{
use proxmox_sys::logrotate::LogRotate;
use proxmox_sys::{task_log, task_warn};
+use pbs_config::metrics::get_metric_server_connections;
use pbs_datastore::DataStore;
use proxmox_rest_server::{
@@ -1009,19 +1011,113 @@ async fn run_stat_generator() {
}
};
- if let Err(err) = tokio::task::spawn_blocking(move || {
- rrd_update_host_stats_sync(&stats.0, &stats.1, &stats.2);
- rrd_sync_journal();
- })
- .await
- {
- log::error!("updating rrd panicked: {}", err);
+ let rrd_future = tokio::task::spawn_blocking({
+ let stats = Arc::clone(&stats);
+ move || {
+ rrd_update_host_stats_sync(&stats.0, &stats.1, &stats.2);
+ rrd_sync_journal();
+ }
+ });
+
+ let metrics_future = send_data_to_metric_servers(stats);
+
+ let (rrd_res, metrics_res) = join!(rrd_future, metrics_future);
+ if let Err(err) = rrd_res {
+ log::error!("rrd update panicked: {}", err);
+ }
+ if let Err(err) = metrics_res {
+ log::error!("error during metrics sending: {}", err);
}
tokio::time::sleep_until(tokio::time::Instant::from_std(delay_target)).await;
}
}
+async fn send_data_to_metric_servers(
+ stats: Arc<(HostStats, DiskStat, Vec<DiskStat>)>,
+) -> Result<(), Error> {
+ let (config, _digest) = pbs_config::metrics::config()?;
+ let (channels, names) = get_metric_server_connections(config)?;
+
+ if channels.is_empty() {
+ return Ok(());
+ }
+
+ let ctime = proxmox_time::epoch_i64();
+ let nodename = proxmox_sys::nodename();
+
+ let mut values = Vec::new();
+
+ let mut cpuvalue = match &stats.0.proc {
+ Some(stat) => serde_json::to_value(stat)?,
+ None => json!({}),
+ };
+
+ if let Some(loadavg) = &stats.0.load {
+ cpuvalue["avg1"] = Value::from(loadavg.0);
+ cpuvalue["avg5"] = Value::from(loadavg.1);
+ cpuvalue["avg15"] = Value::from(loadavg.2);
+ }
+
+ values.push(Arc::new(
+ MetricsData::new("cpustat", ctime, cpuvalue)?
+ .tag("object", "host")
+ .tag("host", nodename),
+ ));
+
+ if let Some(stat) = &stats.0.meminfo {
+ values.push(Arc::new(
+ MetricsData::new("memory", ctime, stat)?
+ .tag("object", "host")
+ .tag("host", nodename),
+ ));
+ }
+
+ if let Some(netdev) = &stats.0.net {
+ for item in netdev {
+ values.push(Arc::new(
+ MetricsData::new("nics", ctime, item)?
+ .tag("object", "host")
+ .tag("host", nodename)
+ .tag("instance", item.device.clone()),
+ ));
+ }
+ }
+
+ values.push(Arc::new(
+ MetricsData::new("blockstat", ctime, stats.1.to_value())?
+ .tag("object", "host")
+ .tag("host", nodename),
+ ));
+
+ for datastore in stats.2.iter() {
+ values.push(Arc::new(
+ MetricsData::new("blockstat", ctime, datastore.to_value())?
+ .tag("object", "host")
+ .tag("host", nodename)
+ .tag("datastore", datastore.name.clone()),
+ ));
+ }
+
+ let results = proxmox_metrics::send_data_to_channels(&values, &channels).await;
+ for (res, name) in results.into_iter().zip(names.iter()) {
+ if let Err(err) = res {
+ log::error!("error sending into channel of {}: {}", name, err);
+ }
+ }
+
+ futures::future::join_all(channels.into_iter().zip(names.into_iter()).map(
+ |(channel, name)| async move {
+ if let Err(err) = channel.join().await {
+ log::error!("error sending to metric server {}: {}", name, err);
+ }
+ },
+ ))
+ .await;
+
+ Ok(())
+}
+
struct HostStats {
proc: Option<ProcFsStat>,
meminfo: Option<ProcFsMemInfo>,
@@ -1035,6 +1131,26 @@ struct DiskStat {
dev: Option<BlockDevStat>,
}
+impl DiskStat {
+ fn to_value(&self) -> Value {
+ let mut value = json!({});
+ if let Some(usage) = &self.usage {
+ value["total"] = Value::from(usage.total);
+ value["used"] = Value::from(usage.used);
+ value["avail"] = Value::from(usage.available);
+ }
+
+ if let Some(dev) = &self.dev {
+ value["read_ios"] = Value::from(dev.read_ios);
+ value["read_bytes"] = Value::from(dev.read_sectors * 512);
+ value["write_ios"] = Value::from(dev.write_ios);
+ value["write_bytes"] = Value::from(dev.write_sectors * 512);
+ value["io_ticks"] = Value::from(dev.io_ticks / 1000);
+ }
+ value
+ }
+}
+
fn collect_host_stats_sync() -> HostStats {
use proxmox_sys::linux::procfs::{
read_loadavg, read_meminfo, read_proc_net_dev, read_proc_stat,
--
2.30.2