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depot/third_party/nixpkgs/patches/pr107891-prometheus-smokeping-prober.patch

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From 0487aff7d07a3cf3399738baf4beb3edaae7043c Mon Sep 17 00:00:00 2001
From: Luke Granger-Brown <git@lukegb.com>
Date: Tue, 29 Dec 2020 17:44:07 +0000
Subject: [PATCH 1/2] prometheus-smokeping-prober: init at 0.3.1 from git
---
.../prometheus/smokeping-prober.nix | 43 +++++++++++++++++++
pkgs/top-level/all-packages.nix | 1 +
2 files changed, 44 insertions(+)
create mode 100644 pkgs/servers/monitoring/prometheus/smokeping-prober.nix
diff --git a/pkgs/servers/monitoring/prometheus/smokeping-prober.nix b/pkgs/servers/monitoring/prometheus/smokeping-prober.nix
new file mode 100644
index 0000000000000..aea7c54deaeed
--- /dev/null
+++ b/pkgs/servers/monitoring/prometheus/smokeping-prober.nix
@@ -0,0 +1,43 @@
+{ stdenv, buildGoModule, fetchFromGitHub, nixosTests }:
+
+let
+ inherit (stdenv) lib;
+ baseVersion = "0.3.1";
+ commit = "9ba85274dcc21bf8132cbe3b3dccfcb4aab57d9f";
+in
+buildGoModule rec {
+ pname = "smokeping_prober";
+ version = "${baseVersion}-g${commit}";
+
+ buildFlagsArray = let
+ setVars = {
+ Version = baseVersion;
+ Revision = commit;
+ Branch = commit;
+ BuildUser = "nix";
+ };
+ varFlags = lib.concatStringsSep " " (lib.mapAttrsToList (name: value: "-X github.com/prometheus/common/version.${name}=${value}") setVars);
+ in [
+ "-ldflags=${varFlags}"
+ ];
+
+ src = fetchFromGitHub {
+ rev = commit;
+ owner = "SuperQ";
+ repo = "smokeping_prober";
+ sha256 = "sha256:19596di2gzcvlcwiypsncq4zwbyb6d1r6wxsfi59wax3423i7ndg";
+ };
+ vendorSha256 = "sha256:1b2v3v3kn0m7dvjxbs8q0gw6zingksdqhm5g1frx0mymqk0lg889";
+
+ doCheck = true;
+
+ passthru.tests = { inherit (nixosTests.prometheus-exporters) smokeping; };
+
+ meta = with stdenv.lib; {
+ description = "Prometheus exporter for sending continual ICMP/UDP pings";
+ homepage = "https://github.com/SuperQ/smokeping_prober";
+ license = licenses.asl20;
+ maintainers = with maintainers; [ lukegb ];
+ platforms = platforms.unix;
+ };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 27c565bce0c71..6619845898cb0 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -17673,6 +17673,7 @@ in
prometheus-redis-exporter = callPackage ../servers/monitoring/prometheus/redis-exporter.nix { };
prometheus-rabbitmq-exporter = callPackage ../servers/monitoring/prometheus/rabbitmq-exporter.nix { };
prometheus-rtl_433-exporter = callPackage ../servers/monitoring/prometheus/rtl_433-exporter.nix { };
+ prometheus-smokeping-prober = callPackage ../servers/monitoring/prometheus/smokeping-prober.nix { };
prometheus-snmp-exporter = callPackage ../servers/monitoring/prometheus/snmp-exporter.nix { };
prometheus-sql-exporter = callPackage ../servers/monitoring/prometheus/sql-exporter.nix { };
prometheus-tor-exporter = callPackage ../servers/monitoring/prometheus/tor-exporter.nix { };
From 6f0916b1d59904ec24660d4394f6eacec23d9a59 Mon Sep 17 00:00:00 2001
From: Luke Granger-Brown <git@lukegb.com>
Date: Tue, 29 Dec 2020 17:47:58 +0000
Subject: [PATCH 2/2] nixos/prometheus: add smokeping and corresponding NixOS
test
---
.../monitoring/prometheus/exporters.nix | 1 +
.../prometheus/exporters/smokeping.nix | 60 +++++++++++++++++++
nixos/tests/prometheus-exporters.nix | 21 +++++++
3 files changed, 82 insertions(+)
create mode 100644 nixos/modules/services/monitoring/prometheus/exporters/smokeping.nix
diff --git a/nixos/modules/services/monitoring/prometheus/exporters.nix b/nixos/modules/services/monitoring/prometheus/exporters.nix
index 683dc0390c59b..3e7b303620f78 100644
--- a/nixos/modules/services/monitoring/prometheus/exporters.nix
+++ b/nixos/modules/services/monitoring/prometheus/exporters.nix
@@ -47,6 +47,7 @@ let
"rspamd"
"rtl_433"
"snmp"
+ "smokeping"
"sql"
"surfboard"
"tor"
diff --git a/nixos/modules/services/monitoring/prometheus/exporters/smokeping.nix b/nixos/modules/services/monitoring/prometheus/exporters/smokeping.nix
new file mode 100644
index 0000000000000..0a7bb9c27be28
--- /dev/null
+++ b/nixos/modules/services/monitoring/prometheus/exporters/smokeping.nix
@@ -0,0 +1,60 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+ cfg = config.services.prometheus.exporters.smokeping;
+ goDuration = types.mkOptionType {
+ name = "goDuration";
+ description = "Go duration (https://golang.org/pkg/time/#ParseDuration)";
+ check = x: types.str.check x && builtins.match "(-?[0-9]+(\.[0-9]+)?(ns|us|µs|ms|s|m|h))+" x != null;
+ inherit (types.str) merge;
+ };
+in
+{
+ port = 9374;
+ extraOpts = {
+ telemetryPath = mkOption {
+ type = types.str;
+ default = "/metrics";
+ description = ''
+ Path under which to expose metrics.
+ '';
+ };
+ pingInterval = mkOption {
+ type = goDuration;
+ default = "1s";
+ description = ''
+ Interval between pings.
+ '';
+ };
+ buckets = mkOption {
+ type = types.commas;
+ default = "5e-05,0.0001,0.0002,0.0004,0.0008,0.0016,0.0032,0.0064,0.0128,0.0256,0.0512,0.1024,0.2048,0.4096,0.8192,1.6384,3.2768,6.5536,13.1072,26.2144";
+ description = ''
+ List of buckets to use for the response duration histogram.
+ '';
+ };
+ hosts = mkOption {
+ type = with types; listOf str;
+ description = ''
+ List of endpoints to probe.
+ '';
+ };
+ };
+ serviceOpts = {
+ serviceConfig = {
+ AmbientCapabilities = [ "CAP_NET_RAW" ];
+ ExecStart = ''
+ ${pkgs.prometheus-smokeping-prober}/bin/smokeping_prober \
+ --web.listen-address ${cfg.listenAddress}:${toString cfg.port} \
+ --web.telemetry-path ${cfg.telemetryPath} \
+ --buckets ${cfg.buckets} \
+ --ping.interval ${cfg.pingInterval} \
+ --privileged \
+ ${concatStringsSep " \\\n " cfg.extraFlags} \
+ ${concatStringsSep " " cfg.hosts}
+ '';
+ };
+ };
+}
diff --git a/nixos/tests/prometheus-exporters.nix b/nixos/tests/prometheus-exporters.nix
index ffa7f420c093d..4dcea39cef173 100644
--- a/nixos/tests/prometheus-exporters.nix
+++ b/nixos/tests/prometheus-exporters.nix
@@ -670,6 +670,27 @@ let
'';
};
+ smokeping = {
+ exporterConfig = {
+ enable = true;
+ hosts = ["127.0.0.1"];
+ };
+ exporterTest = ''
+ wait_for_unit("prometheus-smokeping-exporter.service")
+ wait_for_open_port(9374)
+ wait_until_succeeds(
+ "curl -sSf localhost:9374/metrics | grep '{}' | grep -qv ' 0$'".format(
+ 'smokeping_requests_total{host="127.0.0.1",ip="127.0.0.1"} '
+ )
+ )
+ wait_until_succeeds(
+ "curl -sSf localhost:9374/metrics | grep -q '{}'".format(
+ 'smokeping_response_ttl{host="127.0.0.1",ip="127.0.0.1"}'
+ )
+ )
+ '';
+ };
+
snmp = {
exporterConfig = {
enable = true;
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