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@ -18,67 +18,85 @@ Example:
```yml
# rules.yml
groups:
- name: timezones
rules:
- record: european_summer_time_offset
expr: |
(vector(1) and (month() > 3 and month() < 10))
or
(vector(1) and (month() == 3 and (day_of_month() - day_of_week()) >= 25) and absent((day_of_month() >= 25) and (day_of_week() == 0)))
or
(vector(1) and (month() == 10 and (day_of_month() - day_of_week()) < 25) and absent((day_of_month() >= 25) and (day_of_week() == 0)))
or
(vector(1) and ((month() == 10 and hour() < 1) or (month() == 3 and hour() > 0)) and ((day_of_month() >= 25) and (day_of_week() == 0)))
or
vector(0)
- record: is_european_summer_time
expr: |
(vector(1) and (month() > 3 and month() < 10))
or
(vector(1) and (month() == 3 and (day_of_month() - day_of_week()) >= 25) and absent((day_of_month() >= 25) and (day_of_week() == 0)))
or
(vector(1) and (month() == 10 and (day_of_month() - day_of_week()) < 25) and absent((day_of_month() >= 25) and (day_of_week() == 0)))
or
(vector(1) and ((month() == 10 and hour() < 1) or (month() == 3 and hour() > 0)) and ((day_of_month() >= 25) and (day_of_week() == 0)))
or
vector(0)
- record: europe_london_time
expr: time() + 3600 * european_summer_time_offset
- record: europe_paris_time
expr: time() + 3600 * (1 + european_summer_time_offset)
- record: europe_london_time
expr: time() + 3600 * is_european_summer_time
- record: europe_paris_time
expr: time() + 3600 * (1 + is_european_summer_time)
- record: europe_london_hour
expr: hour(europe_london_time)
- record: europe_paris_hour
expr: hour(europe_paris_time)
- record: europe_london_hour
expr: hour(europe_london_time)
- record: europe_paris_hour
expr: hour(europe_paris_time)
- record: europe_london_weekday
expr: 0 < day_of_week(europe_london_time) < 6
- record: europe_paris_weekday
expr: 0 < day_of_week(europe_paris_time) < 6
# opposite
- record: not_europe_london_weekday
expr: absent(europe_london_weekday)
- record: not_europe_paris_weekday
expr: absent(europe_paris_weekday)
- record: europe_london_weekday
expr: 0 < day_of_week(europe_london_time) < 6
- record: europe_paris_weekday
expr: 0 < day_of_week(europe_paris_time) < 6
- record: europe_london_daytime
expr: 9 < europe_london_hour < 18
- record: europe_paris_daytime
expr: 9 < europe_paris_hour < 18
# opposite
- record: not_europe_london_daytime
expr: absent(europe_london_daytime)
- record: not_europe_paris_daytime
expr: absent(europe_paris_daytime)
- record: europe_london_daytime
expr: 8 < europe_london_hour < 18
- record: europe_paris_daytime
expr: 8 < europe_paris_hour < 18
# new year's day / xmas / labor day / all saints' day / ...
- record: europe_french_public_holidays
expr: |
(vector(1) and month(europe_paris_time) == 1 and day_of_month(europe_paris_time) == 1)
or
(vector(1) and month(europe_paris_time) == 12 and day_of_month(europe_paris_time) == 25)
or
(vector(1) and month(europe_paris_time) == 5 and day_of_month(europe_paris_time) == 1)
or
(vector(1) and month(europe_paris_time) == 11 and day_of_month(europe_paris_time) == 1)
or
vector(0)
# new year's day / xmas / labor day / all saints' day / ...
- record: europe_french_public_holidays
expr: |
(vector(1) and month(europe_paris_time) == 1 and day_of_month(europe_paris_time) == 1)
or
(vector(1) and month(europe_paris_time) == 12 and day_of_month(europe_paris_time) == 25)
or
(vector(1) and month(europe_paris_time) == 5 and day_of_month(europe_paris_time) == 1)
or
(vector(1) and month(europe_paris_time) == 11 and day_of_month(europe_paris_time) == 1)
or
vector(0)
# opposite
- record: not_europe_french_public_holidays
expr: absent(europe_french_public_holidays)
```
```yml
# alerts.yml
- alert: HighLoadQuietDuringWeekendAndNight
expr: node_load5 > 10 and ON() (europe_london_weekday and europe_paris_weekday)
groups:
- name: CPU Load
rules:
- alert: HighLoadQuietDuringWeekendAndNight
expr: node_load5 > 10 and ON() (europe_london_weekday and europe_paris_weekday)
- alert: HighLoadQuietDuringBackup
expr: node_load5 > 10 and ON() absent(hour() == 2)
- alert: HighLoadQuietDuringBackup
expr: node_load5 > 10 and ON() absent(hour() == 2)
- alert: HighLoad
expr: |
node_load5 > 20 and ON() (europe_london_weekday and europe_paris_weekday)
or
node_load5 > 10
- alert: HighLoad
expr: |
node_load5 > 20 and ON() (europe_london_weekday and europe_paris_weekday)
or
node_load5 > 10
```
## Sources