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This commit is contained in:
Miles Ward
2026-05-21 02:13:08 -04:00
parent 91848e02e3
commit 115ba779da
37 changed files with 1387 additions and 589 deletions
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crates/core/src/metrics.rs
+62 -11
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@@ -87,7 +87,9 @@ impl Metrics {
}
pub fn record_tftp_err(&self) {
self.inner.tftp_transfers_err.fetch_add(1, Ordering::Relaxed);
self.inner
.tftp_transfers_err
.fetch_add(1, Ordering::Relaxed);
}
// ── HTTP ───────────────────────────────────────────────────────────
@@ -181,7 +183,10 @@ impl Metrics {
"",
);
let _ = writeln!(out, "# HELP openpxe_tftp_transfers_total TFTP transfers, by status.");
let _ = writeln!(
out,
"# HELP openpxe_tftp_transfers_total TFTP transfers, by status."
);
let _ = writeln!(out, "# TYPE openpxe_tftp_transfers_total counter");
let _ = writeln!(
out,
@@ -201,7 +206,10 @@ impl Metrics {
"",
);
let _ = writeln!(out, "# HELP openpxe_http_requests_total HTTP requests served, by route family.");
let _ = writeln!(
out,
"# HELP openpxe_http_requests_total HTTP requests served, by route family."
);
let _ = writeln!(out, "# TYPE openpxe_http_requests_total counter");
for (label, counter) in [
("boot_script", &i.http_boot_script),
@@ -218,14 +226,53 @@ impl Metrics {
}
// Gauges.
write_gauge(&mut out, "openpxe_iso_count", "ISOs currently registered (local + NFS).", i.iso_count.load(Ordering::Relaxed), "");
write_gauge(&mut out, "openpxe_client_count", "PXE clients seen this process lifetime.", i.client_count.load(Ordering::Relaxed), "");
write_gauge(&mut out, "openpxe_queue_count", "Clients currently waiting at the deployment queue.", i.queue_count.load(Ordering::Relaxed), "");
write_gauge(&mut out, "openpxe_queue_imaging", "Clients currently imaging (queue + assigned target).", i.queue_imaging.load(Ordering::Relaxed), "");
write_gauge(&mut out, "openpxe_nfs_mounts_active", "NFS shares currently mounted.", i.nfs_mounts_active.load(Ordering::Relaxed), "");
write_gauge(&mut out, "openpxe_uptime_seconds", "Seconds since this OpenPXE instance started.", uptime_secs, "");
write_gauge(
&mut out,
"openpxe_iso_count",
"ISOs currently registered (local + NFS).",
i.iso_count.load(Ordering::Relaxed),
"",
);
write_gauge(
&mut out,
"openpxe_client_count",
"PXE clients seen this process lifetime.",
i.client_count.load(Ordering::Relaxed),
"",
);
write_gauge(
&mut out,
"openpxe_queue_count",
"Clients currently waiting at the deployment queue.",
i.queue_count.load(Ordering::Relaxed),
"",
);
write_gauge(
&mut out,
"openpxe_queue_imaging",
"Clients currently imaging (queue + assigned target).",
i.queue_imaging.load(Ordering::Relaxed),
"",
);
write_gauge(
&mut out,
"openpxe_nfs_mounts_active",
"NFS shares currently mounted.",
i.nfs_mounts_active.load(Ordering::Relaxed),
"",
);
write_gauge(
&mut out,
"openpxe_uptime_seconds",
"Seconds since this OpenPXE instance started.",
uptime_secs,
"",
);
let _ = writeln!(out, "# HELP openpxe_build_info Build metadata. Always 1; the version is in the label.");
let _ = writeln!(
out,
"# HELP openpxe_build_info Build metadata. Always 1; the version is in the label."
);
let _ = writeln!(out, "# TYPE openpxe_build_info gauge");
let _ = writeln!(out, "openpxe_build_info{{version=\"{version}\"}} 1");
@@ -259,7 +306,11 @@ mod tests {
m.record_http(HttpRoute::Api);
m.set_iso_count(3);
let out = m.render("0.2.0", 42);
assert_eq!(out.matches("# TYPE openpxe_dhcp_replies_total counter").count(), 1);
assert_eq!(
out.matches("# TYPE openpxe_dhcp_replies_total counter")
.count(),
1
);
assert_eq!(out.matches("# TYPE openpxe_iso_count gauge").count(), 1);
assert!(out.contains("openpxe_dhcp_replies_total{arch=\"uefi\"} 1"));
assert!(out.contains("openpxe_dhcp_replies_total{arch=\"bios\"} 1"));