Add host label to `smtp_starttls` scrapes
Previously, we had `instance=mail-test.nixos.org`, but this doesn't tell us the host this MX record points at. Now we have a host as well (such as `host=umbriel.nixos.org`).
Jeremy Fleischman committed
Feb 21, 2025 at 02:13 UTC
9b760be7a463d0013900b8957e93469759a2db10
1 file changed
+4
build/pluto/prometheus/exporters/blackbox.nix
+4
@@ -38,6 +38,10 @@ let
38
source_labels = [ "__address__" ];
39
target_label = "__param_target";
40
}
41
+ {
42
+ source_labels = [ "__address__" ];
43
+ target_label = "host";
44
+ }
45
{
46
source_labels = [ "__meta_dns_name" ];
47
target_label = "instance";