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Felix Buehler 2026-01-17 09:04:30 +01:00
parent 8b56443b2d
commit 7129af88ba
4 changed files with 20 additions and 20 deletions
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16
modules/services/blackbox/default.nix
View file

@ -92,7 +92,7 @@ in
my.services.prometheus.rules = { my.services.prometheus.rules = {
BlackboxProbeFailed = { BlackboxProbeFailed = {
condition = ''probe_success == 0''; condition = "probe_success == 0";
description = "Blackbox probe failed (instance {{ $labels.instance }}): {{$value}}"; description = "Blackbox probe failed (instance {{ $labels.instance }}): {{$value}}";
time = "1m"; time = "1m";
labels = { labels = {
@ -100,7 +100,7 @@ in
}; };
}; };
BlackboxConfigurationReloadFailure = { BlackboxConfigurationReloadFailure = {
condition = ''blackbox_exporter_config_last_reload_successful != 1''; condition = "blackbox_exporter_config_last_reload_successful != 1";
description = "Blackbox configuration reload failure\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"; description = "Blackbox configuration reload failure\n VALUE = {{ $value }}\n LABELS = {{ $labels }}";
time = "0m"; time = "0m";
labels = { labels = {
@ -108,7 +108,7 @@ in
}; };
}; };
BlackboxSlowProbe = { BlackboxSlowProbe = {
condition = ''avg_over_time(probe_duration_seconds[1m]) > 2''; condition = "avg_over_time(probe_duration_seconds[1m]) > 2";
description = "Blackbox probe took more than 2s to complete\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"; description = "Blackbox probe took more than 2s to complete\n VALUE = {{ $value }}\n LABELS = {{ $labels }}";
time = "1m"; time = "1m";
labels = { labels = {
@ -116,12 +116,12 @@ in
}; };
}; };
BlackboxProbeHttpFailure = { BlackboxProbeHttpFailure = {
condition = ''probe_http_status_code <= 199 OR probe_http_status_code >= 400''; condition = "probe_http_status_code <= 199 OR probe_http_status_code >= 400";
description = "HTTP status code is not 200-399\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"; description = "HTTP status code is not 200-399\n VALUE = {{ $value }}\n LABELS = {{ $labels }}";
time = "1m"; time = "1m";
}; };
BlackboxSslCertificateWillExpireSoon = { BlackboxSslCertificateWillExpireSoon = {
condition = ''3 <= round((last_over_time(probe_ssl_earliest_cert_expiry[10m]) - time()) / 86400, 0.1) < 20''; condition = "3 <= round((last_over_time(probe_ssl_earliest_cert_expiry[10m]) - time()) / 86400, 0.1) < 20";
description = "SSL certificate expires in less than 20 days\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"; description = "SSL certificate expires in less than 20 days\n VALUE = {{ $value }}\n LABELS = {{ $labels }}";
time = "0m"; time = "0m";
labels = { labels = {
@ -129,7 +129,7 @@ in
}; };
}; };
BlackboxSslCertificateWillExpireShortly = { BlackboxSslCertificateWillExpireShortly = {
condition = ''0 <= round((last_over_time(probe_ssl_earliest_cert_expiry[10m]) - time()) / 86400, 0.1) < 3''; condition = "0 <= round((last_over_time(probe_ssl_earliest_cert_expiry[10m]) - time()) / 86400, 0.1) < 3";
description = "SSL certificate expires in less than 3 days\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"; description = "SSL certificate expires in less than 3 days\n VALUE = {{ $value }}\n LABELS = {{ $labels }}";
time = "0m"; time = "0m";
labels = { labels = {
@ -137,7 +137,7 @@ in
}; };
}; };
BlackboxProbeSlowHttp = { BlackboxProbeSlowHttp = {
condition = ''avg_over_time(probe_http_duration_seconds[1m]) > 2''; condition = "avg_over_time(probe_http_duration_seconds[1m]) > 2";
description = "HTTP request took more than 2s\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"; description = "HTTP request took more than 2s\n VALUE = {{ $value }}\n LABELS = {{ $labels }}";
time = "1m"; time = "1m";
labels = { labels = {
@ -145,7 +145,7 @@ in
}; };
}; };
BlackboxProbeSlowPing = { BlackboxProbeSlowPing = {
condition = ''avg_over_time(probe_icmp_duration_seconds[1m]) > 1''; condition = "avg_over_time(probe_icmp_duration_seconds[1m]) > 1";
description = "Blackbox ping took more than 1s\n VALUE = {{ $value }}\n LABELS = {{ $labels }}"; description = "Blackbox ping took more than 1s\n VALUE = {{ $value }}\n LABELS = {{ $labels }}";
time = "1m"; time = "1m";
labels = { labels = {

2
modules/services/media/navidrome/default.nix
View file

@ -76,7 +76,7 @@ in
my.services.prometheus.rules = { my.services.prometheus.rules = {
navidrome_not_enough_albums = { navidrome_not_enough_albums = {
condition = ''http_navidrome_album_count != 1''; condition = "http_navidrome_album_count != 1";
description = "navidrome: not enough albums as expected: {{$value}}"; description = "navidrome: not enough albums as expected: {{$value}}";
}; };
}; };

18
modules/services/node-exporter/default.nix
View file

@ -115,7 +115,7 @@ in
description = "{{$labels.instance}} device {{$labels.device}} on {{$labels.path}} got less than 10% space left on its filesystem"; description = "{{$labels.instance}} device {{$labels.device}} on {{$labels.path}} got less than 10% space left on its filesystem";
}; };
filesystem_inodes_full = { filesystem_inodes_full = {
condition = ''node_filesystem_files_free / node_filesystem_files < 0.10''; condition = "node_filesystem_files_free / node_filesystem_files < 0.10";
time = "10m"; time = "10m";
description = "{{$labels.instance}} device {{$labels.device}} on {{$labels.path}} got less than 10% inodes left on its filesystem"; description = "{{$labels.instance}} device {{$labels.device}} on {{$labels.path}} got less than 10% inodes left on its filesystem";
}; };
@ -125,11 +125,11 @@ in
description = "{{$labels.instance}}: filesystem has reported {{$value}} errors: check /sys/fs/ext4/*/errors_count"; description = "{{$labels.instance}}: filesystem has reported {{$value}} errors: check /sys/fs/ext4/*/errors_count";
}; };
disk_unusual_read = { disk_unusual_read = {
condition = ''sum by (instance) (rate(node_disk_read_bytes_total[2m])) / 1024 / 1024 > 50''; condition = "sum by (instance) (rate(node_disk_read_bytes_total[2m])) / 1024 / 1024 > 50";
description = ''Disk is probably reading too much data (> 50 MB/s)\n VALUE = {{ $value }}''; description = ''Disk is probably reading too much data (> 50 MB/s)\n VALUE = {{ $value }}'';
}; };
disk_unusual_write = { disk_unusual_write = {
condition = ''sum by (instance) (rate(node_disk_written_bytes_total[2m])) / 1024 / 1024 > 50''; condition = "sum by (instance) (rate(node_disk_written_bytes_total[2m])) / 1024 / 1024 > 50";
description = ''Disk is probably writing too much data (> 50 MB/s)\n VALUE = {{ $value }}''; description = ''Disk is probably writing too much data (> 50 MB/s)\n VALUE = {{ $value }}'';
}; };
# memory # memory
@ -144,21 +144,21 @@ in
description = ''CPU load is > 80%\n VALUE = {{ $value }}''; description = ''CPU load is > 80%\n VALUE = {{ $value }}'';
}; };
swap_is_filling = { swap_is_filling = {
condition = ''(1 - (node_memory_SwapFree_bytes / node_memory_SwapTotal_bytes)) * 100 > 80''; condition = "(1 - (node_memory_SwapFree_bytes / node_memory_SwapTotal_bytes)) * 100 > 80";
description = "{{$labels.host}} is using {{$value}} (>80%) of its swap space"; description = "{{$labels.host}} is using {{$value}} (>80%) of its swap space";
}; };
oom_kill_detected = { oom_kill_detected = {
condition = ''increase(node_vmstat_oom_kill[1m]) > 0''; condition = "increase(node_vmstat_oom_kill[1m]) > 0";
description = ''OOM kill detected\n VALUE = {{ $value }}''; description = ''OOM kill detected\n VALUE = {{ $value }}'';
time = "0m"; time = "0m";
}; };
# network # network
network_unusual_throughput_in = { network_unusual_throughput_in = {
condition = ''sum by (instance) (rate(node_network_receive_bytes_total[2m])) / 1024 / 1024 > 100''; condition = "sum by (instance) (rate(node_network_receive_bytes_total[2m])) / 1024 / 1024 > 100";
description = ''Host network interfaces are probably receiving too much data (> 100 MB/s)\n VALUE = {{ $value }}''; description = ''Host network interfaces are probably receiving too much data (> 100 MB/s)\n VALUE = {{ $value }}'';
}; };
network_unusual_throughput_out = { network_unusual_throughput_out = {
condition = ''sum by (instance) (rate(node_network_transmit_bytes_total[2m])) / 1024 / 1024 > 100''; condition = "sum by (instance) (rate(node_network_transmit_bytes_total[2m])) / 1024 / 1024 > 100";
description = ''Host network interfaces are probably sending too much data (> 100 MB/s)\n VALUE = {{ $value }}''; description = ''Host network interfaces are probably sending too much data (> 100 MB/s)\n VALUE = {{ $value }}'';
}; };
# uptime # uptime
@ -167,7 +167,7 @@ in
description = "{{$labels.host}} just rebooted"; description = "{{$labels.host}} just rebooted";
}; };
uptime = { uptime = {
condition = ''node_time_seconds - node_boot_time_seconds > (30 * 24 * 60 * 60)''; condition = "node_time_seconds - node_boot_time_seconds > (30 * 24 * 60 * 60)";
description = "Uptime monster: {{$labels.host}} has been up for more than 30 days"; description = "Uptime monster: {{$labels.host}} has been up for more than 30 days";
}; };
# systemd # systemd
@ -178,7 +178,7 @@ in
}; };
# time # time
clock_not_synchronising = { clock_not_synchronising = {
condition = ''min_over_time(node_timex_sync_status[1m]) == 0 and node_timex_maxerror_seconds >= 16''; condition = "min_over_time(node_timex_sync_status[1m]) == 0 and node_timex_maxerror_seconds >= 16";
description = ''Clock not synchronising.\n VALUE = {{ $value }}''; description = ''Clock not synchronising.\n VALUE = {{ $value }}'';
}; };
}; };

4
modules/services/promtail/default.nix
View file

@ -61,9 +61,9 @@ in
}; };
promtail_file_lagging = { promtail_file_lagging = {
condition = ''abs(promtail_file_bytes_total - promtail_read_bytes_total) > 1e6''; condition = "abs(promtail_file_bytes_total - promtail_read_bytes_total) > 1e6";
time = "15m"; time = "15m";
description = ''{{ $labels.instance }} {{ $labels.job }} {{ $labels.path }} has been lagging by more than 1MB for more than 15m''; description = "{{ $labels.instance }} {{ $labels.job }} {{ $labels.path }} has been lagging by more than 1MB for more than 15m";
}; };
}; };