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44a3d91e5f
this is necessary to override the global option Interval. If set after the plugins, it has no effect.
39 lines
1.1 KiB
Nix
39 lines
1.1 KiB
Nix
import ./make-test-python.nix ({ pkgs, ... }: {
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name = "collectd";
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meta = { };
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nodes.machine =
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{ pkgs, lib, ... }:
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{
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services.collectd = {
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enable = true;
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extraConfig = lib.mkBefore ''
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Interval 30
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'';
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plugins = {
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rrdtool = ''
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DataDir "/var/lib/collectd/rrd"
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'';
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load = "";
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};
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};
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environment.systemPackages = [ pkgs.rrdtool ];
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};
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testScript = ''
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machine.wait_for_unit("collectd.service")
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hostname = machine.succeed("hostname").strip()
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file = f"/var/lib/collectd/rrd/{hostname}/load/load.rrd"
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machine.wait_for_file(file);
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machine.succeed(f"rrdinfo {file} | logger")
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# check that this file contains a shortterm metric
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machine.succeed(f"rrdinfo {file} | grep -F 'ds[shortterm].min = '")
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# check that interval was set before the plugins
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machine.succeed(f"rrdinfo {file} | grep -F 'step = 30'")
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# check that there are frequent updates
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machine.succeed(f"cp {file} before")
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machine.wait_until_fails(f"cmp before {file}")
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'';
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})
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