44 lines
977 B
Nix
44 lines
977 B
Nix
{ pkgs, lib, ... }:
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with lib;
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let
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port = 3001;
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runit = pkgs.writeDash "runit" ''
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set -xeuf
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PATH=${pkgs.mosquitto}/bin:${pkgs.coreutils}/bin
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name=''${1?must provide name as first arg}
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state=''${2?must provide state as second arg}
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# val=''${3?must provide val as third arg}
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# we ignore non-alerting events
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test $state = alerting || exit 0
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echo $name - $state
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topic=plug
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mosquitto_pub -t /bam/$topic/cmnd/POWER -m ON
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sleep 5
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mosquitto_pub -t /bam/$topic/cmnd/POWER -m OFF
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'';
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in {
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imports = [
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./ota.nix
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];
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services.logstash = {
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package = pkgs.logstash7;
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plugins = [ pkgs.logstash-output-exec ];
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enable = true;
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inputConfig = ''
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http {
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port => ${toString port}
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host => "127.0.0.1"
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type => "schlechteluft"
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}
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'';
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outputConfig = ''
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if [type] == "schlechteluft" {
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exec { command => "${runit} '%{ruleName}' '%{state}'" }
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}
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'';
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};
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}
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