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summary: Check that the core.watchdog settings work
details: |
Check the snap service watchdog can be updated through
the watchdog.runtime-timeout and watchdog.shutdown-timeout
configs. Verify that when the configs are unset, the default
values are used.
environment:
WATCHDOG_FILE: /etc/systemd/system.conf.d/10-snapd-watchdog.conf
prepare: |
if [ -f "$WATCHDOG_FILE" ]; then
echo "Watchdog file already present, testbed not clean"
exit 1
fi
restore: |
rm -f "$WATCHDOG_FILE"
execute: |
systemd_ver="$(systemctl --version | awk '/systemd [0-9]+/ { print $2 }' | cut -f1 -d"~")"
REBOOT_WATCHDOG_PROP=RebootWatchdogUSec
if [ "${systemd_ver}" -lt 243 ]; then
REBOOT_WATCHDOG_PROP=ShutdownWatchdogUSec
fi
echo "Ensure snap service watchdog works"
snap set core watchdog.runtime-timeout=1m
MATCH RuntimeWatchdogSec=60 < "$WATCHDOG_FILE"
systemctl show -p RuntimeWatchdogUSec|MATCH RuntimeWatchdogUSec=1m
snap set core watchdog.shutdown-timeout=1h
MATCH ShutdownWatchdogSec=3600 < "$WATCHDOG_FILE"
systemctl show -p "$REBOOT_WATCHDOG_PROP"|MATCH "${REBOOT_WATCHDOG_PROP}=1h"
echo "Unsetting removes the file"
snap set core watchdog.runtime-timeout=
snap set core watchdog.shutdown-timeout=0s
if [ -f "$WATCHDOG_FILE" ]; then
echo "Empty watchdog config should remove config file but did not"
exit 1
fi
# check we are back to the default values
systemctl show -p RuntimeWatchdogUSec|MATCH RuntimeWatchdogUSec=0
systemctl show -p "$REBOOT_WATCHDOG_PROP"|MATCH "${REBOOT_WATCHDOG_PROP}=10m"
|
