forked from mirrors/nixpkgs
Merge pull request #117379 from hercules-ci/nixos-metricbeat
nixos/metricbeat: init
This commit is contained in:
Robert Hensing
GitHub
commit
843248d39f
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@ -594,6 +594,7 @@
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./services/monitoring/loki.nix
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./services/monitoring/longview.nix
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./services/monitoring/mackerel-agent.nix
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./services/monitoring/metricbeat.nix
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./services/monitoring/monit.nix
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./services/monitoring/munin.nix
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./services/monitoring/nagios.nix
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152
nixos/modules/services/monitoring/metricbeat.nix
Normal file
152
nixos/modules/services/monitoring/metricbeat.nix
Normal file
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@ -0,0 +1,152 @@
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{ config, lib, pkgs, ... }:
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let
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inherit (lib)
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attrValues
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literalExample
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mkEnableOption
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mkIf
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mkOption
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types
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;
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cfg = config.services.metricbeat;
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settingsFormat = pkgs.formats.yaml {};
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in
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{
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options = {
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services.metricbeat = {
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enable = mkEnableOption "metricbeat";
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package = mkOption {
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type = types.package;
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default = pkgs.metricbeat;
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defaultText = literalExample "pkgs.metricbeat";
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example = literalExample "pkgs.metricbeat7";
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description = ''
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The metricbeat package to use
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'';
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};
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modules = mkOption {
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description = ''
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Metricbeat modules are responsible for reading metrics from the various sources.
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This is like <literal>services.metricbeat.settings.metricbeat.modules</literal>,
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but structured as an attribute set. This has the benefit that multiple
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NixOS modules can contribute settings to a single metricbeat module.
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A module can be specified multiple times by choosing a different <literal><name></literal>
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for each, but setting <xref linkend="opt-services.metricbeat.modules._name_.module"/> to the same value.
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See <link xlink:href="https://www.elastic.co/guide/en/beats/metricbeat/current/metricbeat-modules.html"/>.
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'';
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default = {};
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type = types.attrsOf (types.submodule ({ name, ... }: {
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freeformType = settingsFormat.type;
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options = {
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module = mkOption {
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type = types.str;
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default = name;
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defaultText = literalExample ''<name>'';
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description = ''
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The name of the module.
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Look for the value after <literal>module:</literal> on the individual
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module pages linked from <link xlink:href="https://www.elastic.co/guide/en/beats/metricbeat/current/metricbeat-modules.html"/>.
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'';
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};
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};
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}));
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example = {
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system = {
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metricsets = ["cpu" "load" "memory" "network" "process" "process_summary" "uptime" "socket_summary"];
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enabled = true;
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period = "10s";
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processes = [".*"];
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cpu.metrics = ["percentages" "normalized_percentages"];
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core.metrics = ["percentages"];
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};
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};
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};
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settings = mkOption {
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type = types.submodule {
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freeformType = settingsFormat.type;
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options = {
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name = mkOption {
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type = types.str;
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default = "";
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description = ''
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Name of the beat. Defaults to the hostname.
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See <link xlink:href="https://www.elastic.co/guide/en/beats/metricbeat/current/configuration-general-options.html#_name"/>.
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'';
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};
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tags = mkOption {
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type = types.listOf types.str;
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default = [];
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description = ''
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Tags to place on the shipped metrics.
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See <link xlink:href="https://www.elastic.co/guide/en/beats/metricbeat/current/configuration-general-options.html#_tags_2"/>.
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'';
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};
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metricbeat.modules = mkOption {
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type = types.listOf settingsFormat.type;
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default = [];
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internal = true;
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description = ''
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The metric collecting modules. Use <xref linkend="opt-services.metricbeat.modules"/> instead.
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See <link xlink:href="https://www.elastic.co/guide/en/beats/metricbeat/current/metricbeat-modules.html"/>.
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'';
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};
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};
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};
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default = {};
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description = ''
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Configuration for metricbeat. See <link xlink:href="https://www.elastic.co/guide/en/beats/metricbeat/current/configuring-howto-metricbeat.html"/> for supported values.
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'';
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};
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};
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};
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config = mkIf cfg.enable {
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assertions = [
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{
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# empty modules would cause a failure at runtime
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assertion = cfg.settings.metricbeat.modules != [];
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message = "services.metricbeat: You must configure one or more modules.";
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}
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];
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services.metricbeat.settings.metricbeat.modules = attrValues cfg.modules;
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systemd.services.metricbeat = {
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description = "metricbeat metrics shipper";
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wantedBy = [ "multi-user.target" ];
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serviceConfig = {
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ExecStart = ''
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${cfg.package}/bin/metricbeat \
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-c ${settingsFormat.generate "metricbeat.yml" cfg.settings} \
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--path.data $STATE_DIRECTORY \
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--path.logs $LOGS_DIRECTORY \
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;
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'';
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Restart = "always";
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DynamicUser = true;
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ProtectSystem = "strict";
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ProtectHome = "tmpfs";
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StateDirectory = "metricbeat";
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LogsDirectory = "metricbeat";
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};
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};
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};
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}
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@ -56,6 +56,24 @@ let
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'');
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};
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metricbeat = {
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enable = true;
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package = elk.metricbeat;
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modules.system = {
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metricsets = ["cpu" "load" "memory" "network" "process" "process_summary" "uptime" "socket_summary"];
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enabled = true;
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period = "5s";
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processes = [".*"];
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cpu.metrics = ["percentages" "normalized_percentages"];
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core.metrics = ["percentages"];
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};
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settings = {
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output.elasticsearch = {
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hosts = ["127.0.0.1:9200"];
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};
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};
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};
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logstash = {
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enable = true;
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package = elk.logstash;
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@ -135,6 +153,16 @@ let
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)
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def has_metricbeat():
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dictionary = {"query": {"match": {"event.dataset": {"query": "system.cpu"}}}}
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return (
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"curl --silent --show-error '${esUrl}/_search' "
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+ "-H 'Content-Type: application/json' "
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+ "-d '{}' ".format(json.dumps(dictionary))
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+ "| jq '.hits.total > 0'"
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)
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start_all()
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one.wait_for_unit("elasticsearch.service")
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@ -161,6 +189,12 @@ let
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"curl --silent --show-error 'http://localhost:5601/api/status' | jq .status.overall.state | grep green"
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)
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with subtest("Metricbeat is running"):
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one.wait_for_unit("metricbeat.service")
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with subtest("Metricbeat metrics arrive in elasticsearch"):
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one.wait_until_succeeds(has_metricbeat() + " | tee /dev/console | grep 'true'")
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with subtest("Logstash messages arive in elasticsearch"):
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one.wait_until_succeeds(total_hits("flowers") + " | grep -v 0")
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one.wait_until_succeeds(total_hits("dragons") + " | grep 0")
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@ -190,12 +224,14 @@ in pkgs.lib.mapAttrs mkElkTest {
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logstash = pkgs.logstash6;
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kibana = pkgs.kibana6;
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journalbeat = pkgs.journalbeat6;
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metricbeat = pkgs.metricbeat6;
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}
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else {
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elasticsearch = pkgs.elasticsearch6-oss;
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logstash = pkgs.logstash6-oss;
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kibana = pkgs.kibana6-oss;
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journalbeat = pkgs.journalbeat6;
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metricbeat = pkgs.metricbeat6;
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};
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ELK-7 =
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if enableUnfree
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@ -204,11 +240,13 @@ in pkgs.lib.mapAttrs mkElkTest {
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logstash = pkgs.logstash7;
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kibana = pkgs.kibana7;
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journalbeat = pkgs.journalbeat7;
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metricbeat = pkgs.metricbeat7;
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}
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else {
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elasticsearch = pkgs.elasticsearch7-oss;
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logstash = pkgs.logstash7-oss;
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kibana = pkgs.kibana7-oss;
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journalbeat = pkgs.journalbeat7;
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metricbeat = pkgs.metricbeat7;
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};
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}
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@ -1,4 +1,4 @@
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{ lib, fetchFromGitHub, elk6Version, buildGoPackage, libpcap, systemd }:
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{ lib, fetchFromGitHub, elk6Version, buildGoPackage, libpcap, nixosTests, systemd }:
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let beat = package : extraArgs : buildGoPackage (rec {
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name = "${package}-${version}";
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@ -22,10 +22,17 @@ let beat = package : extraArgs : buildGoPackage (rec {
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platforms = platforms.linux;
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};
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} // extraArgs);
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in {
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in rec {
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filebeat6 = beat "filebeat" {meta.description = "Lightweight shipper for logfiles";};
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heartbeat6 = beat "heartbeat" {meta.description = "Lightweight shipper for uptime monitoring";};
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metricbeat6 = beat "metricbeat" {meta.description = "Lightweight shipper for metrics";};
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metricbeat6 = beat "metricbeat" {
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meta.description = "Lightweight shipper for metrics";
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passthru.tests =
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assert metricbeat6.drvPath == nixosTests.elk.ELK-6.elkPackages.metricbeat.drvPath;
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{
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elk = nixosTests.elk.ELK-6;
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};
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};
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packetbeat6 = beat "packetbeat" {
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buildInputs = [ libpcap ];
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meta.broken = true;
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@ -1,4 +1,4 @@
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{ lib, fetchFromGitHub, elk7Version, buildGoPackage, libpcap, systemd }:
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{ lib, fetchFromGitHub, elk7Version, buildGoPackage, libpcap, nixosTests, systemd }:
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let beat = package : extraArgs : buildGoPackage (rec {
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name = "${package}-${version}";
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@ -22,10 +22,17 @@ let beat = package : extraArgs : buildGoPackage (rec {
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platforms = platforms.linux;
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};
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} // extraArgs);
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in {
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in rec {
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filebeat7 = beat "filebeat" {meta.description = "Lightweight shipper for logfiles";};
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heartbeat7 = beat "heartbeat" {meta.description = "Lightweight shipper for uptime monitoring";};
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metricbeat7 = beat "metricbeat" {meta.description = "Lightweight shipper for metrics";};
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metricbeat7 = beat "metricbeat" {
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meta.description = "Lightweight shipper for metrics";
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passthru.tests =
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assert metricbeat7.drvPath == nixosTests.elk.ELK-7.elkPackages.metricbeat.drvPath;
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{
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elk = nixosTests.elk.ELK-7;
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};
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};
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packetbeat7 = beat "packetbeat" {
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buildInputs = [ libpcap ];
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meta.description = "Network packet analyzer that ships data to Elasticsearch";
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