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Full Discussion: Parsing Nagios service config files with awk
Top Forums Shell Programming and Scripting Parsing Nagios service config files with awk Post 302482041 by ctsgnb on Monday 20th of December 2010 12:41:49 PM
Old 12-20-2010
Code:
awk '/^define service\{$/,/^}$/{if(/service_description/||(/(host_name|hostgroup_name)/)||/contact_groups/||/check_command/){for(i=2;i<=NF;i++)x=(x)?x" "$i:$i;printf "%s",(/host/)?x:"~"x;x=y}}END{print y}' tst
liv_citrix_group,lon_citrix_group,liv_exchange_group,lon_exchange_group~CPU Loading~t2-admins,t2-mgrs~ctx_cpu_snmp!comstring 75 85

Code:
# awk '/^define service\{$/,/^\}$/{if(/service_description/||(/(host_name|hostgroup_name)/)||/contact_groups/||/check_command/){s=(/host/)?y:"~";$1="";A[NR]=substr($0,2)s}}/^\}$/{for(i in A)printf "%s",A[i]}END{print y}' tst
CPU Loading~t2-admins,t2-mgrs~ctx_cpu_snmp!comstring 75 85~liv_citrix_group,lon_citrix_group,liv_exchange_group,lon_exchange_group
#

Code:
# awk '/service_description/ { $1="" ; A[1]=substr($0,2) }/(host_name|hostgroup_name)/ { $1="" ; A[2]=substr($0,2) }/contact_groups/ { $1="" ; A[3]=substr($0,2) }/check_command/ { $1="" ; A[4]=substr($0,2) }/^\}$/{ print A[1]"~"A[2]"~"A[3]"~"A[4] }' tst
CPU Loading~liv_citrix_group,lon_citrix_group,liv_exchange_group,lon_exchange_group~t2-admins,t2-mgrs~ctx_cpu_snmp!comstring 75 85
#

Add this before the last print :
Code:
/^\}$/

Last edited by ctsgnb; 12-20-2010 at 03:59 PM..
 

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LEARN ABOUT SUSE

igawk

IGAWK(1)							 Utility Commands							  IGAWK(1)

NAME

       igawk - gawk with include files

SYNOPSIS

       igawk [ all gawk options ] -f program-file [ -- ] file ...
       igawk [ all gawk options ] [ -- ] program-text file ...

DESCRIPTION

       Igawk is a simple shell script that adds the ability to have ``include files'' to gawk(1).

       AWK programs for igawk are the same as for gawk, except that, in addition, you may have lines like

	      @include getopt.awk

       in your program to include the file getopt.awk from either the current directory or one of the other directories in the search path.

OPTIONS

       See gawk(1) for a full description of the AWK language and the options that gawk supports.

EXAMPLES

       cat << EOF > test.awk
       @include getopt.awk

       BEGIN {
	    while (getopt(ARGC, ARGV, "am:q") != -1)
		 ...
       }
       EOF

       igawk -f test.awk

SEE ALSO

       gawk(1)

       Effective AWK Programming, Edition 1.0, published by the Free Software Foundation, 1995.

AUTHOR

       Arnold Robbins (arnold@skeeve.com).

Free Software Foundation					    Nov 3 1999								  IGAWK(1)
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