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29 lines
939 B
Bash
29 lines
939 B
Bash
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#!/usr/bin/env bash
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# Some examples on how to list and iterate over systemd units (e.g. services or timers).
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# With an additional example on how to check if one of multiple services is running.
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function all_timers(){
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# Newline separated list of systemd timers.
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timers="$(systemctl list-units --type=timer --plain --quiet | awk '{ print $1 }')"
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# For $timer in $timers.
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while IFS= read -r timer; do
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echo "Timer: ${timer}"
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done <<< "${timers}"
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}
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function btrfs_scrub_timers(){
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# Newline separated list of systemd timers which start with `btrfs-scrub`.
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timers="$(systemctl list-units --type=timer --plain --quiet | awk '{ print $1 }' | grep '^btrfs-scrub')"
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# For $timer in $timers.
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while IFS= read -r timer; do
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echo "Timer: ${timer}"
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done <<< "${timers}"
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}
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function running_btrfs_scrub(){
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systemctl list-units --type=service --plain --quiet | awk '{ print $1 }' | grep '^btrfs-scrub'
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}
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running_btrfs_scrub
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