Merge branch '5823-grep-regex-with-spaces' into 'master'

add a missing file

See merge request !44

check_haproxy_health

@@ -11,6 +11,7 @@
 # 2020-12-03  v1.2  <axel.hahn@iml.unibe.ch>  loop over multiple frontend status urls
 # 2021-12-14  v1.3  <axel.hahn@iml.unibe.ch>  use updated haproxy paser in sourced file
 # 2022-04-01  v1.4  <axel.hahn@iml.unibe.ch>  use wget default params; shell fixes
+# 2022-10-21  v1.5  <axel.hahn@unibe.ch>      remove grep: warning: stray \ before white space
 # ======================================================================
 
 . $(dirname $0)/inc_pluginfunctions
@@ -29,7 +30,7 @@ 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