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87 lines
2.9 KiB
Nix
87 lines
2.9 KiB
Nix
{ config, lib, pkgs, ... }:
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let
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inherit (lib) mkIf mkMerge mkThenElse;
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annuaire = config.r6d.machines;
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currentMachine = annuaire."${config.networking.fqdn}";
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flags = currentMachine.configurationFlags;
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in
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# TODO: changer adresse mail
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mkIf flags.munin {
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# Paquets
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environment.systemPackages = with pkgs; [
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bc
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mailutils
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];
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# Services
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## Noeud de supervision munin = pas de stockage des données locales
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services.munin-node = {
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enable = true;
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extraConfig = ''
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# Ignore the apc_nis plugin, as it throws errors as I don't have an UPS.
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# It's there because munin-node-configure is called with the contrib group,
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# and the plugin has no method to check whether there's a compatible UPS available.
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ignore_file ^apc_nis$
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ignore_file ^sensors_-wrapped$
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ignore_file ^.sensors_-wrapped$
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'';
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extraPlugins = {
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chrony = /etc/nixos/base/services/munin-chrony;
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chrony_tracking_stratum = /etc/nixos/base/services/munin-chrony-tracking-stratum;
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chrony_tracking_ppm = /etc/nixos/base/services/munin-chrony-tracking-ppm;
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chrony_tracking_time_ = /etc/nixos/base/services/munin-chrony-tracking-time;
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chrony_tracking_time_root = /etc/nixos/base/services/munin-chrony-tracking-time-root;
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chrony_tracking_update_time = /etc/nixos/base/services/munin-chrony-tracking-update-time;
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};
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};
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systemd.services.munin-node = {
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path = with pkgs; [ munin lm_sensors ];
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serviceConfig.TimeoutStartSec = "3min";
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};
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users.extraUsers.munin = {
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#extraGroups = [ "postfix" "root" ];
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extraGroups = [ "postfix" ];
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};
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# chmod a+rX -Rv /var/lib/postfix/queue/
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## Munin server -- generate /var/www/munin
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services.munin-cron = {
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enable = true;
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hosts = ''
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[${config.networking.fqdn}]
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address 127.0.0.1
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df._dev_sda2.warning 35
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use_node_name yes
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#contacts syslog
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contacts email
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'';
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# http://sametmax.com/monitorez-vos-serveurs-avec-munin-et-notifications-par-email/
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# http://guide.munin-monitoring.org/en/latest/tutorial/alert.html#syntax-of-warning-and-critical
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extraGlobalConfig = ''
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#---
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#contact.email.command ${pkgs.mutt}/bin/mutt -F /etc/nixos/base/services/munin-muttrc -s "Munin notification for ${config.networking.fqdn}" root@ocean.prunetwork.fr
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contact.email.command /run/current-system/sw/bin/mutt -F /etc/nixos/base/services/munin-muttrc -s "Munin notification for ${config.networking.fqdn}" root@ocean.prunetwork.fr
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contact.syslog.command /run/current-system/sw/bin/logger -p user.crit -t "Munin notification for ${config.networking.fqdn}"
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#---
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contact.email.always_send ok,warning,critical,unknown
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contact.syslog.always_send ok,warning,critical,unknown
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'';
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};
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# Réseau
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networking.firewall = {
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allowedTCPPorts = [
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#8000
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];
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allowedUDPPorts = [
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];
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};
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}
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