58 lines
1.5 KiB
Nix
58 lines
1.5 KiB
Nix
{
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config,
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...
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}:
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{
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config = {
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services.prometheus.exporters.node = {
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enable = true;
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port = 9100;
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};
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# Create necessary directories with appropriate permissions
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systemd.tmpfiles.rules = [
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"d /tmp/positions 1777 - - -" # World-writable directory for positions file
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"f /tmp/positions.yaml 0666 - - -" # World-writable positions file
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];
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users.groups.systemd-journal.members = [ "promtail" ];
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services.promtail = {
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enable = true;
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extraFlags = [
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"-config.expand-env=true"
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];
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configuration = {
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server = {
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http_listen_port = 9080;
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grpc_listen_port = 0;
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};
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positions = {
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filename = "/tmp/positions.yaml"; # Changed from /var/lib/promtail/positions.yaml
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};
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clients = [
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{
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url = "http://100.64.0.13:3100/loki/api/v1/push"; # Points to your Loki instance
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}
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];
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scrape_configs = [
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{
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job_name = "journal";
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journal = {
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json = false;
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max_age = "12h";
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path = "/var/log/journal";
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labels = {
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job = "systemd-journal";
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host = config.networking.hostName;
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};
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};
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relabel_configs = [
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{
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source_labels = [ "__journal__systemd_unit" ];
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target_label = "unit";
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}
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];
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}
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];
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};
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};
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};
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}
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