diff options
Diffstat (limited to 'nagios-data-search')
| -rwxr-xr-x | nagios-data-search | 43 |
1 files changed, 37 insertions, 6 deletions
diff --git a/nagios-data-search b/nagios-data-search index 5be21ca..ffa0bb4 100755 --- a/nagios-data-search +++ b/nagios-data-search @@ -8,6 +8,9 @@ # $ nds abc- def- ghi- # $ nds -s WORDPRESS # +# Add -d to include a unique list of the hosts downstream of any/all of the +# matched hosts. This is incompatible with the -s option. +# # Author: Tom Ryder <tom@sanctum.geek.nz> # Copyright: 2016 # @@ -17,35 +20,46 @@ self=nagios-data-search # Usage printing function usage() { - printf 'USAGE: %s [-hs] STRING\n' "$self" + printf 'USAGE: %s [-h | -d | -s] STRING\n' "$self" } -# By default we search hosts, not services +# By default we search hosts, not services, and don't include downstreams +downstream=0 services=0 # Handle options, just -h help at the moment OPTIND=1 -while getopts 'hs' opt ; do +while getopts 'dhs' opt ; do case "$opt" in h) usage exit 0 ;; + d) + downstream=1 + ;; s) services=1 ;; '?') usage >&2 - exit 1 + exit 2 ;; esac done shift "$((OPTIND-1))" +# There is no such thing as a downstream service (well, not really), so bail if +# the user asked for them +if ((downstream && services)) ; then + printf '%s: Cannot specify both -d and -s\n' "$self" >&2 + exit 2 +fi + # We need exactly one argument after that if ! (($#)) ; then usage >&2 - exit 1 + exit 2 fi # Define the path to the Livestatus socket @@ -69,4 +83,21 @@ Columns: host_name Filter: host_name ~ $search EOF fi -done | sort -V +done | + +# Pass output through a while-read loop that appends the output of ndl(1) for +# this host if downstream is set; otherwise, stdin just gets quietly duplicated +# by this block +while IFS= read -r host ; do + printf '%s\n' "$host" + if ((downstream)) ; then + ndl -- "$host" + fi +done | + +# Sort the output version-wise (so that foo-bar-ap-1 comes before +# foo-bar-ap-10); note that -V is not a POSIX flag (supported by GNU sort) +sort -V | + +# Ensure the output is unique +uniq |