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=== modified file 'hooks/nrpe-relation-joined'
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--- hooks/nrpe-relation-joined	2012-07-05 22:22:37 +0000
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+++ hooks/nrpe-relation-joined	2014-03-19 12:23:25 +0000
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@@ -3,7 +3,7 @@
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set -e
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set -e
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. /usr/share/charm-helper/sh/net.sh
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. lib/net.sh
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. hooks/nrpe.common.bash
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. hooks/nrpe.common.bash
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# NRPE requires IP
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# NRPE requires IP
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=== added directory 'lib'
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=== added file 'lib/net.sh'
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--- lib/net.sh	1970-01-01 00:00:00 +0000
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+++ lib/net.sh	2014-03-19 12:23:25 +0000
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@@ -0,0 +1,188 @@
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#!/bin/sh
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##
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# Copyright 2011 Marco Ceppi <marco@ceppi.net>
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#
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# This file is part of Charm Helpers.
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#
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# Charm Helpers is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# Charm Helpers is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with Charm Helpers.  If not, see <http://www.gnu.org/licenses/>.
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##
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##
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# Globally overridable settings. Make sure to set them before sourcing
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# this file.
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CH_WGET_ARGS=${CH_WGET_ARGS:-"-q --content-disposition"}
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##
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# Get File
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# Retrives a file and compares the file to a hash
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#
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# param FILE URL or Path to file
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# param HASH URL, Path, or HASH string for file's hash
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#
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# return filepath|null
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##
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ch_get_file()
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{
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	local FILE=${1:-""}
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	local HASH=${2:-""}
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	local CH_DOWNLOAD_DIR=${CH_DOWNLOAD_DIR:-"`mktemp -d /tmp/ch-downloads.XXXXXX`"}
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	if [ `ch_is_url "$FILE"` ]; then
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		wget $CH_WGET_ARGS --directory-prefix="$CH_DOWNLOAD_DIR/" "$FILE"
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		FILE=$CH_DOWNLOAD_DIR/$(ls -tr $CH_DOWNLOAD_DIR|head -n 1)
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	fi
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	if [ ! -f "$FILE" ]; then
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		return 2
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	fi
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	if [ -z "$HASH" ];then
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		#echo "Warning, no has specified. The file will be downloaded but not cryptographically checked!" > 2
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		echo "$FILE"
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		return 0
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	elif [ `ch_is_url "$HASH"` ]; then
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		local HASHNAME=$(basename $HASH)
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		wget $CH_WGET_ARGS "$HASH" -O /tmp/$HASHNAME
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		HASH=$(cat /tmp/$HASHNAME | awk '{ print $1 }')
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	elif [ -f "$HASH" ]; then
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		HASH=$(cat "$HASH" | awk '{ print $1 }')
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	fi
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	local HASH_TYPE=$(ch_type_hash $HASH)
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	if [ -z "$HASH_TYPE" ]; then
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		return 3
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	else
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		local FILE_HASH=$(${HASH_TYPE}sum $FILE | awk '{ print $1 }')
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		if [ "$FILE_HASH" != "$HASH" ]; then
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			return 4
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		fi
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	fi
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	echo "$FILE"
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	return 0
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}
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##
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# Hash Type
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# Determine, using best approximation, if the hash is valid and what type
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# of hashing algorithm was used
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#
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# param HASH
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#
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# return type|false
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##
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ch_type_hash()
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{
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	local DIRTY="$1"
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	case $DIRTY in
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		*[![:xdigit:]]* | "" )
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			echo ""
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			return 1
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		;;
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		* )
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			case ${#DIRTY} in
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				32 )
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					echo md5
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				;;
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				40 )
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					echo sha1
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				;;
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				64 )
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					echo sha256
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				;;
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			esac
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		;;
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	esac
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}
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##
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# Is URL?
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# Checks if the string passed is a valid URL (http(s), ftp)
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#
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# param URL The URL to be checked
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#
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# return boolean
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##
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ch_is_url()
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{
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	local DIRTY="$1"
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	case "$DIRTY" in
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		"http://"* | "https://"* | "ftp://"*)
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			echo true
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			return 0
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		;;
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		*)
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			return 1
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		;;
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	esac
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}
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##
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# Is IP?
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# Checks if the string passed is an IP address
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#
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# param IP The IP addressed to be checked
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#
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# return boolean
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##
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ch_is_ip()
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{
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	local DIRTY="$1"
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	local IP=$(echo $DIRTY | awk -F. '$1 <=255 && $2 <= 255 && $3 <= 255 && $4 <= 255 ')
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	if [ -z "$IP" ]; then
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		return 1
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	else
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		echo true
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		return 0
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	fi
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}
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##
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# Get IP
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# Returns the first IP match to the hostname provided
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#
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# param HOSTNAME Host for which to retrieve an IP
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#
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# return IP|false
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##
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ch_get_ip()
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{
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	local HOST="$1"
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	#So, if there's multiple IP addresses, just grab the first
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	# for now.
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	if [ `ch_is_ip "$HOST"` ]; then
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		echo "$HOST"
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		return 0
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	fi
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	local CHECK_IP=$(host -t A $HOST | awk 'NR==1{ print $4 }')
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	if [ ! `ch_is_ip "$CHECK_IP"` ]; then
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		# Try a dig, why not?
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		CHECK_IP=$(dig +short $HOST | awk 'NR==1{ print $1 }')
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		if [ ! `ch_is_ip "$CHECK_IP"` ]; then
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			return 1
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		fi
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	fi
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	echo $CHECK_IP
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	return 0
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}
Reviewer	Date Requested	Status
Charles Butler (community)		Approve on 2014-03-19
Matt Bruzek (community)		Approve on 2014-03-19
Peter Petrakis	2014-03-03	Pending
Review via email: mp+209137@code.launchpad.net