From 0fab85013ef072414d780daf5b08af761ccf6db2 Mon Sep 17 00:00:00 2001
From: Jan Grulich <jgrulich@redhat.com>
Date: Tue, 7 Apr 2015 12:56:27 +0200
Subject: [PATCH 5/6] Check whether 99-sap-limits.conf file exists to prevent
 an error while trying to update it Also check whether required configuration
 is already configured in limits.conf file

BUG:1205229
---
 sapconf | 22 ++++++++++++++++++----
 1 file changed, 18 insertions(+), 4 deletions(-)
 mode change 100644 => 100755 sapconf

diff --git a/sapconf b/sapconf
old mode 100644
new mode 100755
index 5bd8dcd..58096fe
--- a/sapconf
+++ b/sapconf
@@ -383,17 +383,31 @@ fi #[ $ec -eq 0 ]
 function update_limits_conf() {
         local date olds oldval news newval LIMITS
         LIMITS=/etc/security/limits.d/99-sap-limits.conf
+        LIMITS_CONF=/etc/security/limits.conf
         date=`date -u +"%Y-%m-%d %H:%M:%S %Z"`
         newval=($1 $2 $3 $4)
         news=${newval[*]}
-        olds=`tac "$LIMITS" | grep -E "^[^#]*$1" | grep "$2" | grep -m1 "$3"`
+
+        olds=`tac "$LIMITS_CONF" | grep -E "^[^#]*$1" | grep "$2" | grep -m1 "$3"`
         if [ $? -eq 0 ]; then # entry there, update
                 oldval=($olds);
                 if [ "${oldval[3]}" != "${newval[3]}" ]; then
-                        sed -i "s@$olds@# Changed by sapconf on $date\n#&\n$news@" "$LIMITS"
+                        sed -i "s/$olds/# Changed by sapconf on $date\n#\ &\n$news/" "$LIMITS_CONF"
+                fi
+        else
+                if [ -e "$LIMITS" ]; then
+                        olds=`tac "$LIMITS" | grep -E "^[^#]*$1" | grep "$2" | grep -m1 "$3"`
+                        if [ $? -eq 0 ]; then # entry there, update
+                                oldval=($olds);
+                                if [ "${oldval[3]}" != "${newval[3]}" ]; then
+                                        sed -i "s/$olds/# Changed by sapconf on $date\n#\ &\n$news/" "$LIMITS"
+                                fi
+                        else # no entry, make one
+                                echo -e "# Added by sapconf on $date\n$news" >> "$LIMITS"
+                        fi
+                else
+                        echo -e "# Added by sapconf on $date\n$news" >> "$LIMITS"
                 fi
-        else # no entry, make one
-                echo -e "# Added by sapconf on $date\n$news" >> "$LIMITS"
         fi
 }
 
-- 
2.1.0