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service/promtail: add prometheus rules

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Felix Buehler 2023-04-27 23:23:54 +02:00
parent af8526bcb8
commit c0c30e932a
1 changed files with 14 additions and 0 deletions
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14
modules/services/promtail/default.nix
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@ -68,6 +68,20 @@ in
# otherwise access to the log is denied
users.users.promtail.extraGroups = [ "nginx" ];
my.services.prometheus.rules = {
promtail_request_errors = {
condition = ''100 * sum(rate(promtail_request_duration_seconds_count{status_code=~"5..|failed"}[1m])) by (namespace, job, route, instance) / sum(rate(promtail_request_duration_seconds_count[1m])) by (namespace, job, route, instance) > 10'';
time = "15m";
description = ''{{ $labels.job }} {{ $labels.route }} is experiencing {{ printf "%.2f" $value }}% errors'';
};
promtail_file_lagging = {
condition = ''abs(promtail_file_bytes_total - promtail_read_bytes_total) > 1e6'';
time = "15m";
description = ''{{ $labels.instance }} {{ $labels.job }} {{ $labels.path }} has been lagging by more than 1MB for more than 15m'';
};
};
my.services.nginx.virtualHosts = [
{
subdomain = "log";