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-rw-r--r--krebs/2configs/shack/prometheus/blackbox.nix19
-rw-r--r--krebs/2configs/shack/prometheus/server.nix54
2 files changed, 60 insertions, 13 deletions
diff --git a/krebs/2configs/shack/prometheus/blackbox.nix b/krebs/2configs/shack/prometheus/blackbox.nix
new file mode 100644
index 000000000..82ce003e8
--- /dev/null
+++ b/krebs/2configs/shack/prometheus/blackbox.nix
@@ -0,0 +1,19 @@
+{pkgs, ... }:
+{
+ systemd.services.prometheus-blackbox-exporter.serviceConfig = {
+ CapabilityBoundingSet = ["CAP_NET_RAW"]; # icmp allow
+ AmbientCapabilities = ["CAP_NET_RAW"];
+ };
+ services.prometheus.exporters.blackbox = {
+ enable = true;
+ # openFirewall = true; # not requred if running on the same host as prometheus
+ port = 9115;
+ configFile = pkgs.writeText "icmp" ''
+ modules:
+ icmp:
+ prober: icmp
+ icmp:
+ preferred_ip_protocol: ip4
+ '';
+ };
+}
diff --git a/krebs/2configs/shack/prometheus/server.nix b/krebs/2configs/shack/prometheus/server.nix
index f5d2e7640..c088a3b08 100644
--- a/krebs/2configs/shack/prometheus/server.nix
+++ b/krebs/2configs/shack/prometheus/server.nix
@@ -18,16 +18,6 @@
};
prometheus = {
enable = true;
- extraFlags = [
- "-storage.local.retention 720h"
- "-storage.local.series-file-shrink-ratio 0.3"
- "-storage.local.memory-chunks 2097152"
- "-storage.local.max-chunks-to-persist 1048576"
- "-storage.local.index-cache-size.fingerprint-to-metric 2097152"
- "-storage.local.index-cache-size.fingerprint-to-timerange 1048576"
- "-storage.local.index-cache-size.label-name-to-label-values 2097152"
- "-storage.local.index-cache-size.label-pair-to-fingerprints 41943040"
- ];
ruleFiles = lib.singleton (pkgs.writeText "prometheus-rules.yml" (builtins.toJSON {
groups = lib.singleton {
name = "mf-alerting-rules";
@@ -41,7 +31,7 @@
static_configs = [
{
targets = [
- "localhost:9100"
+ "wolf.shack:9100"
];
labels = {
alias = "wolf.shack";
@@ -49,7 +39,15 @@
}
{
targets = [
- "localhost:9130"
+ "infra01.shack:9100"
+ ];
+ labels = {
+ alias = "infra01.shack";
+ };
+ }
+ {
+ targets = [
+ "unifi.shack:9130"
];
labels = {
alias = "unifi.shack";
@@ -57,7 +55,7 @@
}
{
targets = [
- "10.42.22.184:9100" # puyak.shack
+ "puyak.shack:9100" # puyak.shack
];
labels = {
alias = "puyak.shack";
@@ -81,6 +79,36 @@
}
];
}
+ {
+ job_name = "blackbox";
+ metrics_path = "/probe";
+ params.module = [ "icmp" ];
+ static_configs = [
+ {
+ targets = [
+ "google.com"
+ "wolf.shack"
+ "web.de"
+ "10.0.0.1"
+ "licht.shack"
+ ];
+ }
+ ];
+ relabel_configs = [
+ {
+ source_labels = ["__address__"];
+ target_label = "__param_target";
+ }
+ {
+ source_labels = ["__param_target"];
+ target_label = "instance";
+ }
+ {
+ target_label = "__address__";
+ replacement = "127.0.0.1:9115";
+ }
+ ];
+ }
];
alertmanagers = [
{ scheme = "http";