Shell Programming and Scripting

pool Happy1 {
   monitor all happy1-check
   members
      1.1.1.1:https
      1.1.1.2:https
      1.1.1.3:https
      1.1.1.4:https
      1.1.1.5:https
      1.1.1.6:https
}
pool Happy2 {
   members
      1.1.2.4:https
}
pool Happy3 {
   monitor all happy3-check
   members
      1.1.3.4:https
}
pool Happy4 {
   members
      1.1.4.4:https
}
pool Happy5 {
   monitor all happy5-check
   members
      1.1.5.4:https
}

grep -c "members" file

sed -n '/members/,/}/p' $CONF|wc -l

bash-3.00# sed -n '/members/,/}/p' input.txt |wc -l
     20

sed -n '/members/,/}/p' $CONF|more

awk '/members/{c=1;next} /}/{c=0} c==1{tot++} END{print tot}' infile

$ awk '$1=="members" {m=1;next} $1=="}" {m=0} m {i++} END {print i}' data
10

   members
      1.1.1.1:https
      1.1.1.2:https
      1.1.1.3:https

   members 1.1.1.1:https
   members 1.1.1.2:https
   members 1.1.1.3:https

$ cat old
   members 1.1.1.1:https
             members 1.1.1.2:https
             members 1.1.1.3:https

$ ./scottzx7rr.sh old
       3

$ ### Note that i emptied the Happy2 members section for testing purposes

$ cat new
pool Happy1 {
   monitor all happy1-check
   members
      1.1.1.1:https
      1.1.1.2:https
      1.1.1.3:https
      1.1.1.4:https
      1.1.1.5:https
      1.1.1.6:https
}
pool Happy2 {
   members
}
pool Happy3 {
   monitor all happy3-check
   members
      1.1.3.4:https
}
pool Happy4 {
   members
      1.1.4.4:https
}
pool Happy5 {
   monitor all happy5-check
   members
      1.1.5.4:https
}

$ ./scottzx7rr.sh new
       9

$ cat scottzx7rr.sh
#!/bin/sh

# Try the old format.  if egrep finds nothing, then try the new
if ! egrep 'members ([0-9]+\.){3}[0-9]+' "$1"; then
        sed -n '/members/,/}/{/members/d;/}/d;p;}' "$1"
fi | wc -l