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Overview
Comment: | First commit of a hack for checking base system vulns called baseaudit |
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Downloads: | Tarball | ZIP archive | SQL archive |
Timelines: | family | ancestors | descendants | both | master | trunk |
Files: | files | file ages | folders |
SHA3-256: |
35ae881f4ca7248b4076b37775d23744 |
User & Date: | feld@feld.me 2016-08-15 22:30:58 |
Context
2016-08-15
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23:47 | Add support for jails check-in: d623a16ced user: feld@feld.me tags: master, trunk | |
22:30 | First commit of a hack for checking base system vulns called baseaudit check-in: 35ae881f4c user: feld@feld.me tags: master, trunk | |
2015-12-07
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20:19 | Use jail names instead of JIDs so I can alpha-sort them check-in: 38b7539d05 user: feld@feld.me tags: master, trunk | |
Changes
Added baseaudit.sh.
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#!/bin/sh #- # Copyright (c) 2016 Mark Felder # All rights reserved # # Redistribution and use in source and binary forms, with or without # modification, are permitted providing that the following conditions # are met: # 1. Redistributions of source code must retain the above copyright # notice, this list of conditions and the following disclaimer. # 2. Redistributions in binary form must reproduce the above copyright # notice, this list of conditions and the following disclaimer in the # documentation and/or other materials provided with the distribution. # # THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR # IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED # WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE # ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY # DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, # STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING # IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE # POSSIBILITY OF SUCH DAMAGE. # # Place this file in /usr/local/www/xymon/client/ext/ # Then, to activate simply append the following to # the /usr/local/www/xymon/client/etc/localclient.cfg file: # #[baseaudit] # ENVFILE $XYMONCLIENTHOME/etc/xymonclient.cfg # CMD $XYMONCLIENTHOME/ext/baseaudit.sh # LOGFILE $XYMONCLIENTLOGS/baseaudit.log # INTERVAL 5m # # Now restart the xymon client to start using it. # These can be overridden in xymonclient.cfg : ${BASEAUDIT_COLOR="yellow"}; # Set color when results are found : ${BASEAUDIT_JAILS="NO"}; # Audit jails if they don't run their own xymon-client # This needs to be capitalized "YES" to enable : ${BASEAUDIT_JAILGREP="poudriere"}; # Argument to egrep to remove jails with name patterns. : ${BASEAUDIT_FORCEFETCH="NO"}; # Attempt to always fetch vuln.xml -- every 5 mins! # This needs to be capitalized "YES" to enable # Xymon doesn't have /usr/local in PATH PATH=${PATH}:/usr/local/bin:/usr/local/sbin # Don't edit below unless you know what you're doing COLUMN=baseaudit COLOR=green BASEAUDIT_FLAGS="" TMPFILE="$(mktemp -t xymon-client-baseaudit)" VULNXML="-f /var/db/pkg/vuln.xml" if [ $? -ne 0 ]; then echo "$0: Can't create temp file, exiting..." exit 1 fi # Build the pkg-audit message header for main host echo "$(hostname) pkg audit status" >> ${TMPFILE} echo "" >> ${TMPFILE} # If BASEAUDIT_FORCEFETCH is enabled, pass -F flag and set VULNXML to a path where Xymon can write [ ${BASEAUDIT_FORCEFETCH} = "YES" ] && BASEAUDIT_FLAGS="${BASEAUDIT_FLAGS} -F" && VULNXML="-f /usr/local/www/xymon/client/tmp/vuln.xml" if [ -e /bin/freebsd-version ] ; then export KERNELVER="$(freebsd-version -k)" export BASEVER="$(freebsd-version -u)" else export NOBASEVER=YES # No freebsd-update, can't reliably identify base version export KERNELVER="$(uname -r)" fi # Check to make sure we're working with a RELEASE for the kernel case "${KERNELVER}" in *PRERELEASE*) # Not a RELEASE export NOKERNELVER=YES ;; *RELEASE*) # It's a RELEASE, let's fixup the syntax export KERNELVER="$(echo ${KERNELVER} | sed 's,^,FreeBSD-kernel-,;s,-RELEASE-p,_,;s,-RELEASE$,,')" ;; *) # It's probably an ALPHA, BETA, or RC. It's not a RELEASE! export NOKERNELVER=YES ;; esac # Check to make sure we're working with a RELEASE for the base case "${BASEVER}" in *PRERELEASE*) # Not a RELEASE export NOBASEVER=YES ;; *RELEASE*) # It's a RELEASE, let's fixup the syntax export BASEVER="$(echo ${BASEVER} | sed 's,^,FreeBSD-kernel-,;s,-RELEASE-p,_,;s,-RELEASE$,,')" ;; *) # It's probably an ALPHA, BETA, or RC. It's not a RELEASE! export NOBASEVER=YES ;; esac # Run pkg audit and collect output for main host [ -z ${NOKERNELVER} ] && pkg-static audit ${BASEAUDIT_FLAGS} ${VULNXML} ${KERNELVER} >> ${TMPFILE} || export NONGREEN=1 printf "\n" >> ${TMPFILE} [ -z ${NOBASEVER} ] && pkg-static audit ${BASEAUDIT_FLAGS} ${VULNXML} ${BASEVER} >> ${TMPFILE} || export NONGREEN=1 # Nothing to do on this server, exit [ ${NOKERNELVER} ] && [ ${NOBASEVER} ] && [ ${BASEAUDIT_JAILS} = "NO" ] && exit 0 # Ingest all the pkg audit messages. MSG=$(cat ${TMPFILE}) # NONGREEN was detected. [ ${NONGREEN} ] && COLOR=${BASEAUDIT_COLOR} # Set STATUS message for top of output case "${COLOR}" in green) STATUS="&${COLOR} baseaudit is OK" ;; yellow) STATUS="&${COLOR} baseaudit is WARNING" ;; red) STATUS="&${COLOR} baseaudit is CRITICAL" ;; esac # Report results to Xymon ${XYMON} ${XYMSRV} "status ${MACHINE}.${COLUMN} ${COLOR} $(date) ${STATUS} ${MSG} " rm ${TMPFILE} exit 0 |