sonic-buildimage/files/image_config/logrotate/rsyslog.j2
ganglv f2a495f7e5
[202305] Share image for gnmi and telemetry (#17137)
Why I did it
Share docker image to support gnmi container and telemetry container
backport #16863

Work item tracking
Microsoft ADO 25423918:
How I did it
Create telemetry image from gnmi docker image.
Enable gnmi container and disable telemetry container by default.

How to verify it
Run end to end test.
2023-11-15 11:28:21 +08:00

123 lines
4.2 KiB
Django/Jinja

# These logs should no longer get created. However, in case they do get created,
# we should keep them to a small size and rotate them also.
/var/log/mail.info
/var/log/mail.warn
/var/log/mail.err
/var/log/mail.log
/var/log/daemon.log
/var/log/kern.log
/var/log/user.log
/var/log/lpr.log
/var/log/debug
/var/log/messages
{
size 10k
rotate 1
missingok
notifempty
compress
delaycompress
sharedscripts
postrotate
/bin/kill -HUP $(cat /var/run/rsyslogd.pid)
endscript
}
/var/log/auth.log
/var/log/cron.log
/var/log/syslog
/var/log/teamd.log
/var/log/telemetry.log
/var/log/gnmi.log
/var/log/frr/bgpd.log
/var/log/frr/zebra.log
/var/log/swss/sairedis*.rec
/var/log/swss/swss*.rec
/var/log/swss/responsepublisher.rec
{
{% if var_log_kb <= 204800 %}
size 1M
{% elif var_log_kb <= 409600 %}
size 2M
{% else %}
size 16M
{% endif %}
rotate 5000
missingok
notifempty
compress
delaycompress
nosharedscripts
firstaction
# Adjust NUM_LOGS_TO_ROTATE to reflect number of log files that trigger this block specified above
NUM_LOGS_TO_ROTATE=8
# Adjust LOG_FILE_ROTATE_SIZE_KB to reflect the "size" parameter specified above, in kB
{% if var_log_kb <= 204800 %}
LOG_FILE_ROTATE_SIZE_KB=1024
{% elif var_log_kb <= 409600 %}
LOG_FILE_ROTATE_SIZE_KB=2048
{% else %}
LOG_FILE_ROTATE_SIZE_KB=16384
{% endif %}
# Reserve space for btmp, wtmp, dpkg.log, monit.log, etc., as well as logs that
# should be disabled, just in case they get created and rotated
RESERVED_SPACE_KB=4096
VAR_LOG_SIZE_KB={{var_log_kb}}
# Limit usable space to 90% of the partition minus the reserved space for other logs
USABLE_SPACE_KB=$(( (VAR_LOG_SIZE_KB * 90 / 100) - RESERVED_SPACE_KB))
# Set our threshold so as to maintain enough space to write all logs from empty to full
# Most likely, some logs will have non-zero size when this is called, so this errs on the side
# of caution, giving us a bit of a cushion if a log grows quickly and passes its rotation size
THRESHOLD_KB=$((USABLE_SPACE_KB - (NUM_LOGS_TO_ROTATE * LOG_FILE_ROTATE_SIZE_KB * 2)))
# First, delete any *.1.gz files that might be left around from a prior incomplete
# logrotate execution, otherwise logrotate will fail to do its job
find /var/log/ -name '*.1.gz' -type f -exec rm -f {} +
while true; do
USED_KB=$(du -s /var/log | awk '{ print $1; }')
if [ $USED_KB -lt $THRESHOLD_KB ]; then
break
else
OLDEST_ARCHIVE_FILE=$(find /var/log -type f -printf '%T+ %p\n' | grep -E '.+\.[0-9]+(\.gz)?$' | sort | head -n 1 | awk '{ print $2; }')
if [ -z "$OLDEST_ARCHIVE_FILE" ]; then
logger -p syslog.err -t "logrotate" "No archive file to delete -- potential for filling up /var/log partition!"
break
fi
logger -p syslog.info -t "logrotate" "Deleting archive file $OLDEST_ARCHIVE_FILE to free up space"
rm -rf "$OLDEST_ARCHIVE_FILE"
fi
done
endscript
postrotate
if [ $(echo $1 | grep -c "/var/log/swss/") -gt 0 ]; then
# for multi asic platforms, there are multiple orchagents
# send the SIGHUP only to the orchagent the which needs log file rotation
PLATFORM=`sonic-cfggen -H -v DEVICE_METADATA.localhost.platform`
ASIC_CONF=/usr/share/sonic/device/$PLATFORM/asic.conf
if [ -f "$ASIC_CONF" ]; then
. $ASIC_CONF
fi
if [ $NUM_ASIC -gt 1 ]; then
log_file=$1
log_file_name=${log_file#/var/log/swss/}
logger -p syslog.info -t "logrotate" "Sending SIGHUP to OA log_file_name: $log_file_name"
pgrep -xa orchagent | grep $log_file_name | awk '{ print $1; }' | xargs /bin/kill -HUP 2>/dev/null || true
else
logger -p syslog.info -t "logrotate" "Sending SIGHUP to OA log_file_name: $1"
pgrep -x orchagent | xargs /bin/kill -HUP 2>/dev/null || true
fi
else
/bin/kill -HUP $(cat /var/run/rsyslogd.pid)
fi
endscript
}