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Diffstat (limited to 'files')
| -rwxr-xr-x | files/bin/domain-check | 475 |
1 files changed, 475 insertions, 0 deletions
diff --git a/files/bin/domain-check b/files/bin/domain-check new file mode 100755 index 0000000..e307b89 --- /dev/null +++ b/files/bin/domain-check @@ -0,0 +1,475 @@ +#!/bin/bash +# +# Program: Domain Expiration Check <domain-check> +# +# Author: Matty < matty91 at gmail dot com > +# +# Current Version: 1.8 +# +# Revision History: +# +# Version 1.8 +# Bug fix added $MAIL -- Vivek Gite <vivek@nixcraft.com> +# +# Version 1.7 +# Added support for .jp domain names -- Vivek Gite <vivek@nixcraft.com> +# +# Version 1.6 +# Added support for .uk domain names; fixed a bug detecting tldtype -- Vivek Gite <vivek@nixcraft.com> +# +# Version 1.5 +# Added support for .org, .in, .biz and .info domain names -- Vivek Gite <vivek@nixcraft.com> +# +# Version 1.4 +# Updated the documentation. +# +# Version 1.3 +# Gracefully Handle the case where the expiration data is unavailable +# +# Version 1.2 +# Added "-s" option to allow arbitrary registrars +# +# Version 1.1 +# Fixed issue with 'e' getopt string -- Pedro Alves +# +# Version 1.0 +# Initial Release +# +# Last Updated: 01-Oct-2009 +# +# Purpose: +# domain-check checks to see if a domain has expired. domain-check +# can be run in interactive and batch mode, and provides faciltities +# to alarm if a domain is about to expire. +# +# License: +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. +# +# Notes: +# Since each registrar provides expiration data in a unique format (if +# they provide it at all), domain-check is currently only able to +# processess expiration information for a subset of the available +# registrars. +# +# Requirements: +# Requires whois +# +# Installation: +# Copy the shell script to a suitable location +# +# Tested platforms: +# -- Solaris 9 using /bin/bash +# -- Solaris 10 using /bin/bash +# -- OS X 10.4.2 using /bin/sh +# -- OpenBSD using /bin/sh +# -- FreeBSD using /bin/sh +# -- Redhat advanced server 3.0MU3 using /bin/sh +# +# Usage: +# Refer to the usage() sub-routine, or invoke domain-check +# with the "-h" option. +# +# Example: +# +# The first example will print the expiration date and registrar for prefetch.net: +# +# $ domain-check.sh -d prefetch.net +# +# Domain Registrar Status Expires Days Left +# ----------------------------------- ----------------- -------- ----------- --------- +# prefetch.net INTERCOSMOS MEDIA Valid 13-feb-2006 64 +# +# The second example prints the expiration date and registrar for the domains +# listed in the file "domains": +# +# $ domain-check.sh -f domains +# +# Domain Registrar Status Expires Days Left +# ----------------------------------- ----------------- -------- ----------- --------- +# sun.com NETWORK SOLUTIONS Valid 20-mar-2010 1560 +# google.com EMARKMONITOR INC. Valid 14-sep-2011 2103 +# ack.com NETWORK SOLUTIONS Valid 09-may-2008 880 +# prefetch.net INTERCOSMOS MEDIA Valid 13-feb-2006 64 +# spotch.com GANDI Valid 03-dec-2006 357 +# +# The third example will e-mail the address admin@prefetch.net with the domains that +# will expire in 60-days or less: +# +# $ domain-check -a -f domains -q -x 60 -e admin@prefetch.net +# + +PATH=/bin:/usr/bin:/usr/local/bin:/usr/local/ssl/bin:/usr/sfw/bin ; export PATH + +# Who to page when an expired domain is detected (cmdline: -e) +ADMIN="root" + +# Number of days in the warning threshhold (cmdline: -x) +WARNDAYS=30 + +# If QUIET is set to TRUE, don't print anything on the console (cmdline: -q) +QUIET="FALSE" + +# Don't send emails by default (cmdline: -a) +ALARM="FALSE" + +# Whois server to use (cmdline: -s) +WHOIS_SERVER="whois.internic.org" + +# Location of system binaries +AWK="/usr/bin/awk" +WHOIS="/usr/bin/whois" +DATE="/bin/date" +CUT="/usr/bin/cut" +MAIL="/bin/mail" +# Place to stash temporary files +WHOIS_TMP="/var/tmp/whois.$$" + +############################################################################# +# Purpose: Convert a date from MONTH-DAY-YEAR to Julian format +# Acknowledgements: Code was adapted from examples in the book +# "Shell Scripting Recipes: A Problem-Solution Approach" +# ( ISBN 1590594711 ) +# Arguments: +# $1 -> Month (e.g., 06) +# $2 -> Day (e.g., 08) +# $3 -> Year (e.g., 2006) +############################################################################# +date2julian() +{ + if [ "${1} != "" ] && [ "${2} != "" ] && [ "${3}" != "" ] + then + ## Since leap years add aday at the end of February, + ## calculations are done from 1 March 0000 (a fictional year) + d2j_tmpmonth=$((12 * ${3} + ${1} - 3)) + + ## If it is not yet March, the year is changed to the previous year + d2j_tmpyear=$(( ${d2j_tmpmonth} / 12)) + + ## The number of days from 1 March 0000 is calculated + ## and the number of days from 1 Jan. 4713BC is added + echo $(( (734 * ${d2j_tmpmonth} + 15) / 24 - 2 * ${d2j_tmpyear} + ${d2j_tmpyear}/4 + - ${d2j_tmpyear}/100 + ${d2j_tmpyear}/400 + $2 + 1721119 )) + else + echo 0 + fi +} + +############################################################################# +# Purpose: Convert a string month into an integer representation +# Arguments: +# $1 -> Month name (e.g., Sep) +############################################################################# +getmonth() +{ + LOWER=`tolower $1` + + case ${LOWER} in + jan) echo 1 ;; + feb) echo 2 ;; + mar) echo 3 ;; + apr) echo 4 ;; + may) echo 5 ;; + jun) echo 6 ;; + jul) echo 7 ;; + aug) echo 8 ;; + sep) echo 9 ;; + oct) echo 10 ;; + nov) echo 11 ;; + dec) echo 12 ;; + *) echo 0 ;; + esac +} + +############################################################################# +# Purpose: Calculate the number of seconds between two dates +# Arguments: +# $1 -> Date #1 +# $2 -> Date #2 +############################################################################# +date_diff() +{ + if [ "${1}" != "" ] && [ "${2}" != "" ] + then + echo $(expr ${2} - ${1}) + else + echo 0 + fi +} + +################################################################## +# Purpose: Converts a string to lower case +# Arguments: +# $1 -> String to convert to lower case +################################################################## +tolower() +{ + LOWER=`echo ${1} | tr [A-Z] [a-z]` + echo $LOWER +} + +################################################################## +# Purpose: Access whois data to grab the registrar and expiration date +# Arguments: +# $1 -> Domain to check +################################################################## +check_domain_status() +{ + local REGISTRAR="" + # Avoid WHOIS LIMIT EXCEEDED - slowdown our whois client by adding 3 sec + sleep 3 + # Save the domain since set will trip up the ordering + DOMAIN=${1} + TLDTYPE="`echo ${DOMAIN} | cut -d '.' -f3 | tr '[A-Z]' '[a-z]'`" + if [ "${TLDTYPE}" == "" ]; + then + TLDTYPE="`echo ${DOMAIN} | cut -d '.' -f2 | tr '[A-Z]' '[a-z]'`" + fi + + # Invoke whois to find the domain registrar and expiration date + #${WHOIS} -h ${WHOIS_SERVER} "=${1}" > ${WHOIS_TMP} + # Let whois select server + if [ "${TLDTYPE}" == "org" ]; + then + ${WHOIS} -h "whois.pir.org" "${1}" > ${WHOIS_TMP} + elif [ "${TLDTYPE}" == "in" ]; # India + then + ${WHOIS} -h "whois.registry.in" "${1}" > ${WHOIS_TMP} + elif [ "${TLDTYPE}" == "uk" ]; # United Kingdom + then + ${WHOIS} -h "whois.nic.uk" "${1}" > ${WHOIS_TMP} + + elif [ "${TLDTYPE}" == "biz" ]; + then + ${WHOIS} -h "whois.neulevel.biz" "${1}" > ${WHOIS_TMP} + elif [ "${TLDTYPE}" == "info" ]; + then + ${WHOIS} -h "whois.afilias.info" "${1}" > ${WHOIS_TMP} + elif [ "${TLDTYPE}" == "jp" ]; # Japan + then + ${WHOIS} -h "whois.jprs.jp" "${1}" > ${WHOIS_TMP} + + elif [ "${TLDTYPE}" == "com" -o "${TLDTYPE}" == "net" -o "${TLDTYPE}" == "edu" ]; + then + ${WHOIS} -h ${WHOIS_SERVER} "=${1}" > ${WHOIS_TMP} + else + ${WHOIS} "${1}" > ${WHOIS_TMP} + fi + + # Parse out the expiration date and registrar -- uses the last registrar it finds + REGISTRAR=`cat ${WHOIS_TMP} | ${AWK} -F: '/Registrar/ && $2 != "" { REGISTRAR=substr($2,2,17) } END { print REGISTRAR }'` + + if [ "${TLDTYPE}" == "uk" ]; # for .uk domain + then + REGISTRAR=`cat ${WHOIS_TMP} | ${AWK} -F: '/Registrar:/ && $0 != "" { getline; REGISTRAR=substr($0,2,17) } END { print REGISTRAR }'` + elif [ "${TLDTYPE}" == "jp" ]; + then + REGISTRAR=`cat ${WHOIS_TMP} | ${AWK} '/Registrant/ && $2 != "" { REGISTRAR=substr($2,1,17) } END { print REGISTRAR }'` + fi + + # If the Registrar is NULL, then we didn't get any data + if [ "${REGISTRAR}" = "" ] + then + prints "$DOMAIN" "Unknown" "Unknown" "Unknown" "Unknown" + return + fi + + # The whois Expiration data should resemble the following: "Expiration Date: 09-may-2008" + + # for .in, .info, .org domains + if [ "${TLDTYPE}" == "in" -o "${TLDTYPE}" == "info" -o "${TLDTYPE}" == "org" ]; + then + DOMAINDATE=`cat ${WHOIS_TMP} | ${AWK} '/Expiration Date:/ { print $2 }' | cut -d':' -f2` + elif [ "${TLDTYPE}" == "biz" ]; # for .biz domain + then + DOMAINDATE=`cat ${WHOIS_TMP} | awk '/Domain Expiration Date:/ { print $6"-"$5"-"$9 }'` + elif [ "${TLDTYPE}" == "uk" ]; # for .uk domain + then + DOMAINDATE=`cat ${WHOIS_TMP} | awk '/Renewal date:/ { print $3 }'` + elif [ "${TLDTYPE}" == "jp" ]; # for .jp 2010/04/30 + then + tdomdate=`cat ${WHOIS_TMP} | awk '/Expires on/ { print $3 }'` + tyear=`echo ${tdomdate} | cut -d'/' -f1` + tmon=`echo ${tdomdate} | cut -d'/' -f2` + case ${tmon} in + 1|01) tmonth=jan ;; + 2|02) tmonth=feb ;; + 3|03) tmonth=mar ;; + 4|04) tmonth=apr ;; + 5|05) tmonth=may ;; + 6|06) tmonth=jun ;; + 7|07) tmonth=jul ;; + 8|08) tmonth=aug ;; + 9|09) tmonth=sep ;; + 10)tmonth=oct ;; + 11) tmonth=nov ;; + 12) tmonth=dec ;; + *) tmonth=0 ;; + esac + tday=`echo ${tdomdate} | cut -d'/' -f3` + DOMAINDATE=`echo $tday-$tmonth-$tyear` + else # .com, .edu, .net and may work with others + DOMAINDATE=`cat ${WHOIS_TMP} | ${AWK} '/Expiration/ { print $NF }'` + fi + + #echo $DOMAINDATE # debug + # Whois data should be in the following format: "13-feb-2006" + IFS="-" + set -- ${DOMAINDATE} + MONTH=$(getmonth ${2}) + IFS="" + + # Convert the date to seconds, and get the diff between NOW and the expiration date + DOMAINJULIAN=$(date2julian ${MONTH} ${1#0} ${3}) + DOMAINDIFF=$(date_diff ${NOWJULIAN} ${DOMAINJULIAN}) + + if [ ${DOMAINDIFF} -lt 0 ] + then + if [ "${ALARM}" = "TRUE" ] + then + echo "The domain ${DOMAIN} has expired!" \ + | ${MAIL} -s "Domain ${DOMAIN} has expired!" ${ADMIN} + fi + + prints ${DOMAIN} "Expired" "${DOMAINDATE}" "${DOMAINDIFF}" ${REGISTRAR} + + elif [ ${DOMAINDIFF} -lt ${WARNDAYS} ] + then + if [ "${ALARM}" = "TRUE" ] + then + echo "The domain ${DOMAIN} will expire on ${DOMAINDATE}" \ + | ${MAIL} -s "Domain ${DOMAIN} will expire in ${WARNDAYS}-days or less" ${ADMIN} + fi + prints ${DOMAIN} "Expiring" "${DOMAINDATE}" "${DOMAINDIFF}" "${REGISTRAR}" + else + prints ${DOMAIN} "Valid" "${DOMAINDATE}" "${DOMAINDIFF}" "${REGISTRAR}" + fi +} + +#################################################### +# Purpose: Print a heading with the relevant columns +# Arguments: +# None +#################################################### +print_heading() +{ + if [ "${QUIET}" != "TRUE" ] + then + printf "\n%-35s %-17s %-8s %-11s %-5s\n" "Domain" "Registrar" "Status" "Expires" "Days Left" + echo "----------------------------------- ----------------- -------- ----------- ---------" + fi +} + +##################################################################### +# Purpose: Print a line with the expiraton interval +# Arguments: +# $1 -> Domain +# $2 -> Status of domain (e.g., expired or valid) +# $3 -> Date when domain will expire +# $4 -> Days left until the domain will expire +# $5 -> Domain registrar +##################################################################### +prints() +{ + if [ "${QUIET}" != "TRUE" ] + then + MIN_DATE=$(echo $3 | ${AWK} '{ print $1, $2, $4 }') + printf "%-35s %-17s %-8s %-11s %-5s\n" "$1" "$5" "$2" "$MIN_DATE" "$4" + fi +} + +########################################## +# Purpose: Describe how the script works +# Arguments: +# None +########################################## +usage() +{ + echo "Usage: $0 [ -e email ] [ -x expir_days ] [ -q ] [ -a ] [ -h ]" + echo " {[ -d domain_namee ]} || { -f domainfile}" + echo "" + echo " -a : Send a warning message through email " + echo " -d domain : Domain to analyze (interactive mode)" + echo " -e email address : Email address to send expiration notices" + echo " -f domain file : File with a list of domains" + echo " -h : Print this screen" + echo " -s whois server : Whois sever to query for information" + echo " -q : Don't print anything on the console" + echo " -x days : Domain expiration interval (eg. if domain_date < days)" + echo "" +} + +### Evaluate the options passed on the command line +while getopts ae:f:hd:s:qx: option +do + case "${option}" + in + a) ALARM="TRUE";; + e) ADMIN=${OPTARG};; + d) DOMAIN=${OPTARG};; + f) SERVERFILE=$OPTARG;; + s) WHOIS_SERVER=$OPTARG;; + q) QUIET="TRUE";; + x) WARNDAYS=$OPTARG;; + \?) usage + exit 1;; + esac +done + +### Check to see if the whois binary exists +if [ ! -f ${WHOIS} ] +then + echo "ERROR: The whois binary does not exist in ${WHOIS} ." + echo " FIX: Please modify the \$WHOIS variable in the program header." + exit 1 +fi + +### Check to make sure a date utility is available +if [ ! -f ${DATE} ] +then + echo "ERROR: The date binary does not exist in ${DATE} ." + echo " FIX: Please modify the \$DATE variable in the program header." + exit 1 +fi + +### Baseline the dates so we have something to compare to +MONTH=$(${DATE} "+%m") +DAY=$(${DATE} "+%d") +YEAR=$(${DATE} "+%Y") +NOWJULIAN=$(date2julian ${MONTH#0} ${DAY#0} ${YEAR}) + +### Touch the files prior to using them +touch ${WHOIS_TMP} + +### If a HOST and PORT were passed on the cmdline, use those values +if [ "${DOMAIN}" != "" ] +then + print_heading + check_domain_status "${DOMAIN}" +### If a file and a "-a" are passed on the command line, check all +### of the domains in the file to see if they are about to expire +elif [ -f "${SERVERFILE}" ] +then + print_heading + while read DOMAIN + do + check_domain_status "${DOMAIN}" + + done < ${SERVERFILE} + +### There was an error, so print a detailed usage message and exit +else + usage + exit 1 +fi + +# Add an extra newline +echo + +### Remove the temporary files +rm -f ${WHOIS_TMP} + +### Exit with a success indicator +exit 0 + |