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feat: enable telegraf on all server nodes; add 10 minute autorestart

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oddlama 2023-06-25 02:34:05 +02:00
parent b8f647fb4a
commit f606e6e554
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25 changed files with 228 additions and 41 deletions
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34
modules/telegraf.nix
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@ -21,16 +21,26 @@
in {
options.extra.telegraf = {
enable = mkEnableOption (mdDoc "telegraf to push metrics to influx.");
proxy = mkOption {
type = types.str;
description = mdDoc "The node name of the proxy server which provides the influx api endpoint.";
influxdb2 = {
url = mkOption {
type = types.str;
example = "https://influxdb.example.com";
description = mdDoc "The influxdb v2 database url to push to.";
};
organization = mkOption {
type = types.str;
description = mdDoc "The organization to push to.";
};
bucket = mkOption {
type = types.str;
description = mdDoc "The bucket to push to.";
};
};
};
config = mkIf cfg.enable {
# Connect safely via wireguard to skip authentication
networking.hosts.${nodes.${cfg.proxy}.config.extra.wireguard."proxy-${cfg.proxy}".ipv4} = [nodes.${cfg.proxy}.config.proxiedDomains.influxdb];
age.secrets.telegraf-influxdb-token = {
rekeyFile = nodePath + "/secrets/telegraf-influxdb-token.age";
mode = "440";
@ -55,10 +65,9 @@ in {
};
outputs = {
influxdb_v2 = {
urls = ["https://${nodes.${cfg.proxy}.config.proxiedDomains.influxdb}"];
urls = [cfg.influxdb2.url];
token = "$INFLUX_TOKEN";
organization = "servers";
bucket = "telegraf";
inherit (cfg.influxdb2) organization bucket;
};
};
inputs =
@ -103,8 +112,11 @@ in {
"/run/wrappers"
pkgs.lm_sensors
];
# For wireguard statistics
serviceConfig.AmbientCapabilities = ["CAP_NET_ADMIN"];
serviceConfig = {
# For wireguard statistics
AmbientCapabilities = ["CAP_NET_ADMIN"];
RestartSec = "600"; # Retry every 10 minutes
};
};
};
}