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|
{
config,
lib,
pkgs,
...
}:
let
cfg = config.nixfiles.modules.monitoring;
in
{
options.nixfiles.modules.monitoring.enable = lib.mkEnableOption ''
a glue to provision a monitoring stack
'';
config = lib.mkIf cfg.enable {
nixfiles.modules = {
loki.enable = true;
grafana.enable = true;
tempo.enable = false;
mimir.enable = true;
};
services = {
grafana = {
declarativePlugins = with pkgs.grafanaPlugins; [
redis-app
redis-datasource
redis-explorer-app
];
provision = {
enable = true;
# https://grafana.com/docs/grafana/latest/administration/provisioning/#data-sources
datasources.settings.datasources = with config.nixfiles.modules; [
(lib.mkIf mimir.enable {
name = "Alertmanager";
type = "alertmanager";
access = "proxy";
url = "https://${mimir.domain}/alertmanager";
jsonData.implementation = "prometheus";
})
(lib.mkIf mimir.enable {
name = "Mimir";
type = "prometheus";
access = "proxy";
url = "https://${mimir.domain}/prometheus";
isDefault = true;
})
(lib.mkIf loki.enable {
name = "Loki";
type = "loki";
access = "proxy";
url = "https://${loki.domain}";
})
(lib.mkIf tempo.enable {
name = "Tempo";
type = "tempo";
access = "proxy";
url = "https://${tempo.domain}";
})
(lib.mkIf redis.enable {
name = "Redis";
type = "redis-datasource";
access = "proxy";
url = with config.services.redis.servers.default; "redis://${bind}:${toString port}";
jsonData.client = "standalone";
})
];
datasources.settings.deleteDatasources = with config.nixfiles.modules; [
(lib.mkIf (!mimir.enable) {
name = "Alertmanager";
orgId = 1;
})
(lib.mkIf (!mimir.enable) {
name = "Mimir";
orgId = 1;
})
(lib.mkIf (!loki.enable) {
name = "Loki";
orgId = 1;
})
(lib.mkIf (!tempo.enable) {
name = "Tempo";
orgId = 1;
})
(lib.mkIf (!redis.enable) {
name = "Redis";
orgId = 1;
})
];
# https://grafana.com/docs/grafana/latest/administration/provisioning/#alerting
alerting.contactPoints.settings.contactPoints = [
{
name = "Alertmanager";
receivers = [
{
uid = 1;
type = "prometheus-alertmanager";
settings.url = "https://${config.nixfiles.modules.mimir.domain}/alertmanager";
}
];
}
];
};
};
mimir.configuration = {
ruler = {
alertmanager_url = "https://${config.nixfiles.modules.mimir.domain}/alertmanager";
};
alertmanager = {
external_url = "https://${config.nixfiles.modules.mimir.domain}/alertmanager";
};
};
loki.configuration = {
ruler = {
alertmanager_url = "https://${config.nixfiles.modules.mimir.domain}/alertmanager";
};
};
tempo.settings = { };
};
};
}
|
