pvv-nixos-config/hosts/ildkule/services/monitoring/grafana.nix
2024-09-14 20:28:35 +02:00

105 lines
3.2 KiB
Nix

{ config, pkgs, values, ... }: let
cfg = config.services.grafana;
in {
sops.secrets = let
owner = "grafana";
group = "grafana";
in {
"keys/grafana/secret_key" = { inherit owner group; };
"keys/grafana/admin_password" = { inherit owner group; };
};
services.grafana = {
enable = true;
settings = let
# See https://grafana.com/docs/grafana/latest/setup-grafana/configure-grafana/#file-provider
secretFile = path: "$__file{${path}}";
in {
server = {
domain = "grafana.pvv.ntnu.no";
http_port = 2342;
http_addr = "127.0.0.1";
};
security = {
secret_key = secretFile config.sops.secrets."keys/grafana/secret_key".path;
admin_password = secretFile config.sops.secrets."keys/grafana/admin_password".path;
};
};
provision = {
enable = true;
datasources.settings.datasources = [
{
name = "Ildkule Prometheus";
type = "prometheus";
url = "http://${config.services.prometheus.listenAddress}:${toString config.services.prometheus.port}";
isDefault = true;
}
{
name = "Ildkule loki";
type = "loki";
url = "http://${config.services.loki.configuration.server.http_listen_address}:${toString config.services.loki.configuration.server.http_listen_port}";
}
];
dashboards.settings.providers = [
{
name = "Node Exporter Full";
type = "file";
url = "https://grafana.com/api/dashboards/1860/revisions/29/download";
options.path = dashboards/node-exporter-full.json;
}
{
name = "Matrix Synapse";
type = "file";
url = "https://raw.githubusercontent.com/matrix-org/synapse/develop/contrib/grafana/synapse.json";
options.path = dashboards/synapse.json;
}
# TODO: enable once https://github.com/NixOS/nixpkgs/pull/242365 gets merged
# {
# name = "MySQL";
# type = "file";
# url = "https://raw.githubusercontent.com/prometheus/mysqld_exporter/main/mysqld-mixin/dashboards/mysql-overview.json";
# options.path = dashboards/mysql.json;
# }
{
name = "Postgresql";
type = "file";
url = "https://grafana.com/api/dashboards/9628/revisions/7/download";
options.path = dashboards/postgres.json;
}
{
name = "Go Processes (gogs)";
type = "file";
url = "https://grafana.com/api/dashboards/240/revisions/3/download";
options.path = dashboards/go-processes.json;
}
{
name = "Gitea Dashbaord";
type = "file";
url = "https://grafana.com/api/dashboards/17802/revisions/3/download";
options.path = dashboards/gitea-dashbaord.json;
}
];
};
};
services.nginx.virtualHosts.${cfg.settings.server.domain} = {
enableACME = true;
forceSSL = true;
kTLS = true;
locations = {
"/" = {
proxyPass = "http://127.0.0.1:${toString cfg.settings.server.http_port}";
proxyWebsockets = true;
extraConfig = ''
proxy_buffers 8 1024k;
proxy_buffer_size 1024k;
'';
};
};
};
}