nixos/tests/prometheus-exporters: split into single tests
Generates a set of tests, rather than one large test for all exporters.
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@ -1,6 +1,13 @@
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import ./make-test.nix ({ lib, pkgs, ... }:
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{ system ? builtins.currentSystem
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, config ? {}
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, pkgs ? import ../.. { inherit system config; }
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}:
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with pkgs.lib;
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with import ../lib/testing.nix { inherit system pkgs; };
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let
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escape' = str: lib.replaceChars [''"'' "$" "\n"] [''\\\"'' "\\$" ""] str;
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escape' = str: replaceChars [''"'' "$" "\n"] [''\\\"'' "\\$" ""] str;
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/*
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* The attrset `exporterTests` contains one attribute
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@ -51,6 +58,25 @@ let
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exporterTests = {
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bind = {
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exporterConfig = {
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enable = true;
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};
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metricProvider = {
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services.bind.enable = true;
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services.bind.extraConfig = ''
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statistics-channels {
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inet 127.0.0.1 port 8053 allow { localhost; };
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};
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'';
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};
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exporterTest = ''
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waitForUnit("prometheus-bind-exporter.service");
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waitForOpenPort(9119);
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succeed("curl -sSf http://localhost:9119/metrics" | grep -q 'bind_query_recursions_total 0');
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'';
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};
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blackbox = {
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exporterConfig = {
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enable = true;
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@ -106,25 +132,6 @@ let
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'';
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};
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bind = {
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exporterConfig = {
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enable = true;
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};
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metricProvider = {
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services.bind.enable = true;
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services.bind.extraConfig = ''
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statistics-channels {
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inet 127.0.0.1 port 8053 allow { localhost; };
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};
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'';
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};
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exporterTest = ''
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waitForUnit("prometheus-bind-exporter.service");
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waitForOpenPort(9119);
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succeed("curl -sSf http://localhost:9119/metrics" | grep -q 'bind_query_recursions_total 0');
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'';
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};
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dovecot = {
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exporterConfig = {
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enable = true;
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@ -309,27 +316,23 @@ let
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'';
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};
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};
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nodes = lib.mapAttrs (exporter: testConfig: lib.mkMerge [{
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services.prometheus.exporters.${exporter} = testConfig.exporterConfig;
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} testConfig.metricProvider or {}]) exporterTests;
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testScript = lib.concatStrings (lib.mapAttrsToList (exporter: testConfig: (''
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subtest "${exporter}", sub {
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${"$"+exporter}->start();
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${lib.concatStringsSep " " (map (line: ''
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${"$"+exporter}->${line};
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'') (lib.splitString "\n" (lib.removeSuffix "\n" testConfig.exporterTest)))}
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${"$"+exporter}->shutdown();
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};
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'')) exporterTests);
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in
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{
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name = "prometheus-exporters";
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mapAttrs (exporter: testConfig: (makeTest {
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name = "prometheus-${exporter}-exporter";
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inherit nodes testScript;
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nodes.${exporter} = mkMerge [{
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services.prometheus.exporters.${exporter} = testConfig.exporterConfig;
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} testConfig.metricProvider or {}];
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meta = with lib.maintainers; {
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testScript = ''
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${"$"+exporter}->start();
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${concatStringsSep " " (map (line: ''
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${"$"+exporter}->${line};
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'') (splitString "\n" (removeSuffix "\n" testConfig.exporterTest)))}
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${"$"+exporter}->shutdown();
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'';
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meta = with maintainers; {
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maintainers = [ willibutz ];
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};
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})
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})) exporterTests
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