remove grep: warning: stray \ before white space

check_ceph_osd

@@ -22,6 +22,7 @@
 # 2020-03-04  v1.0  <axel.hahn@iml.unibe.ch>
 # 2020-03-05  v1.1  <axel.hahn@iml.unibe.ch>  added params -w -c 
 # 2020-03-05  v1.2  <axel.hahn@iml.unibe.ch> switch to ph.* helper functions
+# 2022-10-21  v1.3  <axel.hahn@unibe.ch>     remove grep: warning: stray \ before white space
 # ======================================================================
 
 . `dirname $0`/inc_pluginfunctions
@@ -34,7 +35,7 @@ tmpfile=/tmp/ceph_status_output_$$
 
 # fetch lines of OSD entries only from output of ceph osd tree
 function getOsd(){
-    grep "^\ *[0-9]" $tmpfile
+    grep "^ *[0-9]" $tmpfile
 }
 
 # ----------------------------------------------------------------------

check_haproxy_status

@@ -16,6 +16,7 @@
 # 2020-12-03  v1.4  <axel.hahn@iml.unibe.ch>  added support of multiple front- and backends
 # 2021-12-14  v1.5  <axel.hahn@iml.unibe.ch>  use updated haproxy paser in sourced file
 # 2022-04-01  v1.6  <axel.hahn@iml.unibe.ch>  use wget default params; shell fixes
+# 2022-10-21  v1.7  <axel.hahn@unibe.ch>     remove grep: warning: stray \ before white space
 # ======================================================================
 
 . $(dirname $0)/inc_pluginfunctions
@@ -41,7 +42,7 @@ if [ $? -ne 0 ]; then
   ph.abort "UNKNOWN: unable to read ha proxy config $cfgfile ... `ls -l $cfgfile`"
 fi
 
-cat $cfgfile | grep "\ mode\ .*http" >/dev/null
+cat $cfgfile | grep " mode .*http" >/dev/null
 if [ $? -ne 0 ]; then
   ph.abort "UNKNOWN: haproxy is not in http mode"
 fi

check_packages2install

@@ -23,6 +23,7 @@
 # 2022-06-03  v1.9  <axel.hahn@iml.unibe.ch> call yum with path; shellcheck updates; plugin like package managers
 # 2022-06-07  v1.10 <axel.hahn@iml.unibe.ch> fix iPkg2Update on empty package list
 #                                            rename package manager functions
+# 2022-10-21  v1.11 <axel.hahn@unibe.ch>     remove grep: warning: stray \ before white space
 # ======================================================================
 
 
@@ -49,7 +50,7 @@ function _showAutoupdate(){
   if ls ${cronfile} >/dev/null 2>&1
   then
     echo Autoupdate ON
-    if grep "\ \-r" ${cronfile} >/dev/null 2>&1
+    if grep -- " -r" ${cronfile} >/dev/null 2>&1
     then
       echo Autoreboot ON
     else

check_packages2install-pkgmanager/apt.sh

@@ -7,10 +7,11 @@
 # included by ../check_packages2install
 #
 # ---------------------------------------------------------------
-# ah <axel.hahn@iml.unibe.ch>
+# ah <axel.hahn@unibe.ch>
 # 2022-06-03  v1.0  ah  first version
 # 2022-06-07  v1.1  ah  remove text "Nothing to install"
 #                       rename functions
+# 2022-10-21  v1.3  ah  remove grep: warning: stray \ before white space
 # ===============================================================
 
 
@@ -32,7 +33,7 @@ function apt.getPackageList(){
     if [ $iStart -gt 0 ]; then
         # show packages = text starting with 2 spaces below start line
         # packages are delimited with space -> replace with new line
-        echo "$packagemanOut" | sed -n $iStart,\$p | grep "^\ \ " | sed "s#^\ \ ##g" | tr " " "\n"
+        echo "$packagemanOut" | sed -n $iStart,\$p | grep "^  " | sed "s#^\ \ ##g" | tr " " "\n"
     fi
 }
 

check_php-fpm-status

@@ -13,6 +13,7 @@
 # 2022-04-01  v0.6  <axel.hahn@iml.unibe.ch>  use wget default params; shell fixes
 # 2022-05-09  v0.7  <axel.hahn@iml.unibe.ch>  use wget default params
 # 2022-07-08  v0.8  <axel.hahn@iml.unibe.ch>  eliminate division by 0
+# 2022-10-21  v1.3  <axel.hahn@unibe.ch>      remove grep: warning: stray \ before white space
 # ======================================================================
 
 . $(dirname $0)/inc_pluginfunctions
@@ -28,7 +29,7 @@ sDeltaunit="min"
 
 # get service data from json output
 function _getServicedata(){
-    cat $tmpfile | jq | grep '^\ \ "' | grep -v "\[" | cut -f 1 -d ","
+    cat $tmpfile | jq | grep '^  "' | grep -v "\[" | cut -f 1 -d ","
 }
 
 function _getWorkerStates(){
@@ -61,7 +62,7 @@ function _getWorkerOfState(){
 # param  string  variable (part before ":")
 function _getvalue(){
         # grep "^$1:" $tmpfile | cut -d ":" -f 2 | awk '{ print $1 }'
-        _getServicedata | grep "^\ \ \"$1\":" | cut -d ":" -f 2 | awk '{ print $1 }'
+        _getServicedata | grep "^  "$1\":" | cut -d ":" -f 2 | awk '{ print $1 }'
 }
 
 

check_sensuplugins

@@ -7,6 +7,7 @@
 #
 # ----------------------------------------------------------------------
 # 2018-07-17  first lines
+# 2022-10-21  v1.1  <axel.hahn@unibe.ch>     remove grep: warning: stray \ before white space
 # ======================================================================
 
 . `dirname $0`/inc_pluginfunctions
@@ -19,7 +20,7 @@ tmpfile=/tmp/check_sensuplugins.out
 # ----------------------------------------------------------------------
 
 function _getStatus(){
-  cat $tmpfile  | grep '^\.\.\.' | grep "\ $1\:"
+  cat $tmpfile  | grep '^\.\.\.' | grep " $1\:"
 }
 
 function getTotal(){

check_snmp_data

@@ -36,12 +36,13 @@
 # ----------------------------------------------------------------------
 # 2020-08-11  <axel.hahn@iml.unibe.ch>  initial version
 # 2020-08-13  <axel.hahn@iml.unibe.ch>  add host in label for counter data
+# 2022-10-21  v0.4  <axel.hahn@unibe.ch>     remove grep: warning: stray \ before white space
 # ======================================================================
 
 . `dirname $0`/inc_pluginfunctions
 
 # --- basic vars
-ABOUT="SNMP performance data v0.3"
+ABOUT="SNMP performance data v0.4"
 SNMPCOMMUNITY="public"
 SNMPVERSION="2c"
 SNMPGET=$(which snmpget)
@@ -75,7 +76,7 @@ _wd()
 # get line(s) for config
 # param  string  one of label|data
 _cfg_reader(){
-    grep "^#\ DATA:$METHOD:$1:" $0
+    grep "^# DATA:$METHOD:$1:" $0
 }
 _cfg_getlabel(){
     _cfg_reader "label" | cut -f 4- -d ":"
@@ -89,7 +90,7 @@ _cfg_dataitem(){
 
 # get a list existing methods
 _cfg_getMethods(){
-    grep "^#\ DATA:.*:label:" $0 | cut -f 2 -d ":"
+    grep "^# DATA:.*:label:" $0 | cut -f 2 -d ":"
 }
 
 #---------------------------------------------------

check_ssl_certs

@@ -12,6 +12,7 @@
 # ----------------------------------------------------------------------
 # 2021-10-06  v0.1  <axel.hahn@iml.unibe.ch>  initial version
 # 2022-03-16  v0.2  <axel.hahn@iml.unibe.ch>  shell fixes; shorten perfdata label
+# 2022-10-21  v1.3  <axel.hahn@unibe.ch>      remove grep: warning: stray \ before white space
 # ======================================================================
 
 . $(dirname $0)/inc_pluginfunctions
@@ -117,7 +118,7 @@ for mycert in $( ls -1 $filelist 2>/dev/null )
 do
         iCounter=$iCounter+1
         data=$(openssl x509 -noout -text -in $mycert 2>/dev/null )
-        mySubject=$( echo "$data" | grep "Subject:\ CN\ =\ " | grep -v "," | cut -f 2- -d "=" | cut -c 2- )
+        mySubject=$( echo "$data" | grep "Subject: CN = " | grep -v "," | cut -f 2- -d "=" | cut -c 2- )
         
         mySubject2="${mySubject//${myDomain}}"
         if [ -z "$mySubject" ]; then
@@ -126,7 +127,7 @@ do
                 !!! WARNING: File $mycert is no client certificate. HINT: adjust your file filter in -f FILEFILTER"
         else
 
-            dateExpire=$( echo "$data" | grep "Not\ After" | cut -f 2- -d ":" )
+            dateExpire=$( echo "$data" | grep "Not After" | cut -f 2- -d ":" )
 
             typeset -i iExpire=$( date +%s -d "$dateExpire" )
             typeset -i iLeft=($iExpire-$iNow)/60/60/24
@@ -149,7 +150,7 @@ do
             shortstatus="${shortstatus}${result} ${mySubject} [${iLeft}d] ; "
             fullstatus="${fullstatus}
 ----- [$iCounter of $iTotal] ${mySubject} - expires in $iLeft days $mySubject2
-$( echo "$data" | grep -E "(DNS:|Issuer:|Not\ |Subject:)" | sed 's#^\ *##g')
+$( echo "$data" | grep -E "(DNS:|Issuer:|Not |Subject:)" | sed 's#^ *##g')
 File: $mycert
 "
 

check_uptime

@@ -18,6 +18,7 @@
 # 2020-03-05  v1.1  <axel.hahn@iml.unibe.ch> switch to ph.* helper functions
 # 2020-03-10  v1.2  <axel.hahn@iml.unibe.ch> add performance data
 # 2020-07-02  v1.3  <axel.hahn@iml.unibe.ch> use sec for performance data
+# 2022-10-21  v1.3  <axel.hahn@unibe.ch>     remove grep: warning: stray \ before white space
 # ======================================================================
 
 
@@ -35,7 +36,7 @@ echo "Uptime: `uptime | awk '{ print $3 " days " $5 " h"}' | tr -d ","` ... $iSe
 ls ${cronfile} >/dev/null 2>&1
 if [ $? -eq 0 ]; then
   echo Autoupdate ON
-  grep "\ \-r" ${cronfile} >/dev/null 2>&1 
+  grep -- " -r" ${cronfile} >/dev/null 2>&1 
   if [ $? -eq 0 ]; then
     echo Autoreboot ON
   else

docs/20_Checks/check_snmp_data.md

@@ -106,7 +106,7 @@ It starts with a short description:
 # DATA:cpu:data:cpu-idle:1.3.6.1.4.1.2021.11.11.0:%
 ```
 
-To fetch configuration data the text in $0 is grepped by `^#\ DATA:`.
+To fetch configuration data the text in $0 is grepped by `^# DATA:`.
 
 There is a single line with **label** to define a short description of the check.
 

inc_haproxy_cfg.sh

@@ -6,6 +6,7 @@
 #
 # ----------------------------------------------------------------------
 # 2021-12-14  v1.0  <axel.hahn@iml.unibe.ch>  init
+# 2022-10-21  v1.1  <axel.hahn@unibe.ch>      remove grep: warning: stray \ before white space
 # ======================================================================
 
 # full path to haproxy.cfg
@@ -59,10 +60,10 @@ function cfgrewriter(){
         _section=$line
         echo "# new section: $_section"
     fi
-    echo $line | grep "^\ \ [a-z]*" >/dev/null
+    echo $line | grep "^  [a-z]*" >/dev/null
     if [ $? -eq 0 ]; then
         echo -n "$_section:"
-        echo $line | sed -e "s#^\ *\([a-z\-]*\)\ *#\1=#g"
+        echo $line | sed -e "s#^ *\([a-z\-]*\) *#\1=#g"
     fi
   done < $HAPROXYcfgfile
 }