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https://github.com/SebastianWendel/nixpkgs.git
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25bef2d8f9
The library does not depend on stdenv, that `stdenv` exposes `lib` is an artifact of the ancient origins of nixpkgs.
117 lines
3.9 KiB
Nix
117 lines
3.9 KiB
Nix
import ./make-test-python.nix (
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{ pkgs, ... }: {
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name = "nagios";
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meta = with pkgs.lib.maintainers; {
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maintainers = [ symphorien ];
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};
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machine = { lib, ... }: let
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writer = pkgs.writeShellScript "write" ''
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set -x
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echo "$@" >> /tmp/notifications
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'';
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in
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{
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# tested service
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services.sshd.enable = true;
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# nagios
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services.nagios = {
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enable = true;
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# make state transitions faster
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extraConfig.interval_length = "5";
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objectDefs =
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(map (x: "${pkgs.nagios}/etc/objects/${x}.cfg") [ "templates" "timeperiods" "commands" ]) ++ [
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(
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pkgs.writeText "objects.cfg" ''
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# notifications are written to /tmp/notifications
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define command {
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command_name notify-host-by-file
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command_line ${writer} "$HOSTNAME is $HOSTSTATE$"
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}
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define command {
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command_name notify-service-by-file
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command_line ${writer} "$SERVICEDESC$ is $SERVICESTATE$"
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}
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# nagios boilerplate
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define contact {
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contact_name alice
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alias alice
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host_notifications_enabled 1
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service_notifications_enabled 1
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service_notification_period 24x7
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host_notification_period 24x7
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service_notification_options w,u,c,r,f,s
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host_notification_options d,u,r,f,s
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service_notification_commands notify-service-by-file
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host_notification_commands notify-host-by-file
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email foo@example.com
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}
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define contactgroup {
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contactgroup_name admins
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alias Admins
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members alice
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}
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define hostgroup{
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hostgroup_name allhosts
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alias All hosts
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}
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# monitored objects
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define host {
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use generic-host
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host_name localhost
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alias localhost
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address localhost
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hostgroups allhosts
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contact_groups admins
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# make state transitions faster.
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max_check_attempts 2
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check_interval 1
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retry_interval 1
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}
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define service {
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use generic-service
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host_name localhost
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service_description ssh
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check_command check_ssh
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# make state transitions faster.
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max_check_attempts 2
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check_interval 1
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retry_interval 1
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}
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''
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)
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];
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};
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};
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testScript = { ... }: ''
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with subtest("ensure sshd starts"):
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machine.wait_for_unit("sshd.service")
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with subtest("ensure nagios starts"):
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machine.wait_for_file("/var/log/nagios/current")
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def assert_notify(text):
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machine.wait_for_file("/tmp/notifications")
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real = machine.succeed("cat /tmp/notifications").strip()
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print(f"got {real!r}, expected {text!r}")
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assert text == real
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with subtest("ensure we get a notification when sshd is down"):
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machine.succeed("systemctl stop sshd")
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assert_notify("ssh is CRITICAL")
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with subtest("ensure tests can succeed"):
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machine.succeed("systemctl start sshd")
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machine.succeed("rm /tmp/notifications")
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assert_notify("ssh is OK")
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'';
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}
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)
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