starlingx/config-files
Code Issues Proposed changes

Merge "report open-ldap service is approaching or reaching FD limit"

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Zuul 2021-12-03 20:33:40 +00:00 committed by Gerrit Code Review
commit cc9a5728dc
1 changed files with 14 additions and 2 deletions
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16
openldap-config/files/initscript
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@ -6,6 +6,12 @@
# #
. /etc/init.d/functions . /etc/init.d/functions
PID_FILE='/var/run/slapd.pid'
MAX_FD_COUNT=4096
ALARM_THRESHOLD=3891 # 95 % MAX
EXIT_APPROACH_LIMIT=160
EXIT_LIMIT_REACHED=161
################################################################################ ################################################################################
# Wait for a process to stop running. # Wait for a process to stop running.
# #
@ -27,6 +33,7 @@ function wait_for_proc_stop()
return 1 return 1
} }
slapd=/usr/sbin/slapd slapd=/usr/sbin/slapd
test -x "$slapd" || exit 0 test -x "$slapd" || exit 0
@ -36,7 +43,7 @@ case "$1" in
start) start)
echo -n "Starting SLAPD: " echo -n "Starting SLAPD: "
# Bump up the open file limit for created daemons # Bump up the open file limit for created daemons
ulimit -n 4096 ulimit -n $MAX_FD_COUNT
if [ -f /etc/openldap/schema/cn=config.ldif ]; then if [ -f /etc/openldap/schema/cn=config.ldif ]; then
start-stop-daemon --start --oknodo --quiet --exec $slapd \ start-stop-daemon --start --oknodo --quiet --exec $slapd \
-- -F /etc/openldap/schema/ -- -F /etc/openldap/schema/
@ -81,7 +88,7 @@ case "$1" in
wait_for_proc_stop $slapd 10 wait_for_proc_stop $slapd 10
WRETVAL=$? WRETVAL=$?
done done
rm -f /var/run/slapd.pid rm -f '$PID_FILE'
echo "." echo "."
;; ;;
status) status)
@ -89,6 +96,11 @@ case "$1" in
[ $? -eq 0 ] || exit $? [ $? -eq 0 ] || exit $?
systemctl status nscd.service systemctl status nscd.service
[ $? -eq 0 ] || exit $? [ $? -eq 0 ] || exit $?
PID=`cat $PID_FILE`
FD_PATH="/proc/$PID/fd/"
FD_CNT=`ls $FD_PATH -l | wc -l`
[ "$FD_CNT" -lt "$MAX_FD_COUNT" ] || exit $EXIT_LIMIT_REACHED
[ "$FD_CNT" -lt "$ALARM_THRESHOLD" ] || exit $EXIT_APPROACH_LIMIT
;; ;;
restart) restart)
$0 stop $0 stop