enable node exporter on all machines

enable prometheus scraper and web interface on warwick
This commit is contained in:
Pim Kunis 2024-03-03 12:54:35 +01:00
parent 90165687ef
commit 52ee071087
3 changed files with 52 additions and 0 deletions

View file

@ -3,5 +3,7 @@
kind = "physical"; kind = "physical";
arch = "aarch64-linux"; arch = "aarch64-linux";
isRaspberryPi = true; isRaspberryPi = true;
nixosModule.lab.services.prometheus.server.enable = true;
}; };
} }

View file

@ -6,5 +6,6 @@
./networking ./networking
./data-sharing.nix ./data-sharing.nix
./globals.nix ./globals.nix
./prometheus.nix
]; ];
} }

View file

@ -0,0 +1,49 @@
{ lib, config, machines, ... }:
let
cfg = config.lab.services.prometheus;
in
{
options = {
lab.services.prometheus = {
enable = lib.mkOption {
default = true;
type = lib.types.bool;
};
server.enable = lib.mkOption {
default = false;
type = lib.types.bool;
};
};
};
config = lib.mkIf cfg.enable {
networking.firewall.allowedTCPPorts = [ config.services.prometheus.exporters.node.port ]
++ lib.lists.optionals cfg.server.enable [ config.services.prometheus.port ];
services.prometheus = {
enable = cfg.server.enable;
exporters = {
node = {
enable = true;
};
};
scrapeConfigs = lib.mkIf cfg.server.enable (
lib.attrsets.mapAttrsToList
(name: machine:
let
domain = if machine.isPhysical then "hyp" else "dmz";
in
{
job_name = name;
static_configs = [{
targets = [ "${name}.${domain}:${toString config.services.prometheus.exporters.node.port}" ];
}];
})
machines
);
};
};
}