add grafana stuff

This commit is contained in:
Henry Hiles 2025-10-29 12:36:48 -04:00
commit a1c4c7cf07
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4 changed files with 124 additions and 0 deletions

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{ config, pkgs, ... }:
{
services =
let
domain = "status.federated.nexus";
in
{
grafana = {
enable = true;
declarativePlugins = [ ];
settings = {
analytics.feedback_links_enabled = false;
server = {
inherit domain;
protocol = "socket";
enable_gzip = true;
};
security = {
cookie_secure = true;
secret_key = "$__file{${config.age.secrets."grafanaSecret.age".path}}";
admin_user = "quadradical";
admin_password = "$__file{${config.age.secrets."grafanaPassword.age".path}}";
};
};
provision = {
enable = true;
datasources.settings.datasources = [
{
name = "Prometheus";
type = "prometheus";
url = with config.services.prometheus; "http://${listenAddress}:${toString port}";
jsonData = {
timeInterval = config.services.prometheus.globalConfig.scrape_interval;
};
}
];
dashboards.settings.providers = [
{
name = "Node exporter";
options.path = pkgs.fetchurl {
name = "dashboard-node-exporter-full.json";
url = "https://grafana.com/api/dashboards/1860/revisions/42/download";
hash = "";
};
}
];
};
};
caddy.virtualHosts."${domain}".extraConfig =
"reverse_proxy unix/${config.services.grafana.settings.server.socket}";
};
users.users.grafana = "caddy";
}

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{ config, ... }:
{
services.prometheus = {
enable = true;
listenAddress = "127.0.0.7";
globalConfig.scrape_interval = "10s";
scrapeConfigs = [
{
job_name = "node";
static_configs = [
{
targets = with config.services.prometheus.exporters.node; [
"${toStringlistenAddress}:${toString port}"
];
}
];
}
];
exporters.node = {
enable = true;
listenAddress = "127.0.0.3";
enabledCollectors = [
"systemd"
"processes"
];
# disabledCollectors = [
# "arp"
# "bcache"
# "bonding"
# "btrfs"
# "conntrack"
# "dmi"
# "edac"
# "entropy"
# "exec"
# "fibrechannel"
# "filefd"
# "hwmon"
# "infiniband"
# "ipvs"
# "mdadm"
# "netclass"
# ];
};
};
}