nixos-config/nixos/machines/chungus/telemetry/opentelemetry.nix
2024-05-14 23:02:13 +02:00

101 lines
3 KiB
Nix

{ pkgs, config, ... }:
{
networking.firewall.interfaces.wg0.allowedTCPPorts = [ 4317 ];
networking.firewall.interfaces.wg0.allowedUDPPorts = [ 4317 ];
services.opentelemetry-collector = {
enable = true;
package = pkgs.unstable.opentelemetry-collector-contrib;
settings = {
receivers = {
# receive metrics from other open telemetry collectors
otlp.protocols.grpc.endpoint = "0.0.0.0:4317";
# provide a influxdb sink
influxdb = {
endpoint = "127.0.0.1:8088";
};
# scrape opentelemetry-colectors metrics
prometheus.config.scrape_configs = [
{
job_name = "netdata";
scrape_interval = "10s";
metrics_path = "/api/v1/allmetrics";
params.format = [ "prometheus" ];
static_configs = [{
targets = [ "127.0.0.1:19999" ];
labels = {
service = "netdata";
server = config.networking.hostName;
};
}];
}
{
job_name = "otelcol";
scrape_interval = "10s";
static_configs = [{
targets = [ "127.0.0.1:8100" ];
labels = {
service = "otelcol";
server = config.networking.hostName;
};
}];
metric_relabel_configs = [
{
source_labels = [ "__name__" ];
regex = ".*grpc_io.*";
action = "drop";
}
];
}
{
job_name = "node";
static_configs = [{
targets = [ "127.0.0.1:${toString config.services.prometheus.exporters.node.port}" ];
labels = {
# todo : this is not really needed (right?)
service = "node-exporter";
# todo : use a processor for this
server = config.networking.hostName;
};
}];
}
{
# see https://www.home-assistant.io/integrations/prometheus/
job_name = "home-assistant";
scrape_interval = "60s";
metrics_path = "/api/prometheus";
bearer_token_file = toString config.sops.secrets.hass_long_term_token.path;
static_configs = [{
targets = [ "localhost:8123" ];
labels = {
service = "hass";
server = config.networking.hostName;
};
}];
}
];
};
exporters = {
# provide prometheus sink under `/metrics` to
prometheus = {
endpoint = "127.0.0.1:8090";
};
};
service = {
pipelines.metrics = {
#receivers = [ "otlp" "influxdb" "prometheus" ];
receivers = [ "otlp" "influxdb" ];
exporters = [ "prometheus" ];
};
# open telemetries own metrics?
telemetry.metrics.address = "0.0.0.0:8100";
};
};
};
}