Fixing tripwire installation

This commit is contained in:
Bob Mottram 2017-07-14 22:42:31 +01:00
parent ee2f4fb4f8
commit f6f104078a
2 changed files with 44 additions and 9 deletions

View File

@ -52,23 +52,47 @@ function install_tripwire {
if [[ $(is_completed $FUNCNAME) == "1" ]]; then if [[ $(is_completed $FUNCNAME) == "1" ]]; then
return return
fi fi
echo '*** Installing intrusion detection ***'
debconf-set-selections <<< "tripwire tripwire/use-sitekey boolean false"
debconf-set-selections <<< "tripwire tripwire/use-localkey boolean false"
apt-get -yq install tripwire apt-get -yq install tripwire
apt-get -yq autoremove apt-get -yq autoremove
cd /etc/tripwire cd /etc/tripwire
cp site.key $DEFAULT_DOMAIN_NAME-site.key
echo '*** Installing intrusion detection ***' echo 'ROOT =/usr/sbin' > /etc/tripwire/twcfg.txt
echo 'POLFILE =/etc/tripwire/tw.pol' >> /etc/tripwire/twcfg.txt
echo 'DBFILE =/var/lib/tripwire/$(HOSTNAME).twd' >> /etc/tripwire/twcfg.txt
echo 'REPORTFILE =/var/lib/tripwire/report/$(HOSTNAME)-$(DATE).twr' >> /etc/tripwire/twcfg.txt
echo 'SITEKEYFILE =/etc/tripwire/$(HOSTNAME)-site.key' >> /etc/tripwire/twcfg.txt
echo 'LOCALKEYFILE =/etc/tripwire/$(HOSTNAME)-local.key' >> /etc/tripwire/twcfg.txt
echo 'EDITOR =/usr/bin/editor' >> /etc/tripwire/twcfg.txt
echo 'LATEPROMPTING =false' >> /etc/tripwire/twcfg.txt
echo 'LOOSEDIRECTORYCHECKING =false' >> /etc/tripwire/twcfg.txt
echo 'MAILNOVIOLATIONS =false' >> /etc/tripwire/twcfg.txt
echo 'EMAILREPORTLEVEL =3' >> /etc/tripwire/twcfg.txt
echo 'REPORTLEVEL =3' >> /etc/tripwire/twcfg.txt
echo 'SYSLOGREPORTING =false' >> /etc/tripwire/twcfg.txt
echo 'MAILMETHOD =SMTP' >> /etc/tripwire/twcfg.txt
echo 'SMTPHOST =localhost' >> /etc/tripwire/twcfg.txt
echo 'SMTPPORT =25' >> /etc/tripwire/twcfg.txt
echo 'TEMPDIRECTORY =/tmp' >> /etc/tripwire/twcfg.txt
echo ' echo '
' | tripwire --init ' | twadmin --generate-keys -L /etc/tripwire/${HOSTNAME}-local.key -S /etc/tripwire/${HOSTNAME}-site.key
echo '
' | twadmin --create-cfgfile -S /etc/tripwire/${HOSTNAME}-site.key /etc/tripwire/twcfg.txt
# make a script for easy resetting of the tripwire # make a script for easy resetting of the tripwire
echo '#!/bin/sh' > /usr/bin/reset-tripwire echo '#!/bin/sh' > /usr/bin/reset-tripwire
echo 'tripwire --update-policy --secure-mode low /etc/tripwire/twpol.txt' >> /usr/bin/reset-tripwire echo 'tripwire --update-policy --secure-mode low /etc/tripwire/twpol.txt' >> /usr/bin/reset-tripwire
chmod +x /usr/bin/reset-tripwire chmod +x /usr/bin/reset-tripwire
sed -i 's/SYSLOGREPORTING.*/SYSLOGREPORTING =false/g' /etc/tripwire/twcfg.txt
# only send emails if something has changed
sed -i 's|MAILNOVIOLATIONS.*|MAILNOVIOLATIONS = false|g' /etc/tripwire/twcfg.txt
sed -i '/# These files change the behavior of the root account/,/}/ s/.*//g' /etc/tripwire/twpol.txt sed -i '/# These files change the behavior of the root account/,/}/ s/.*//g' /etc/tripwire/twpol.txt
sed -i 's|/etc/rc.boot.*||g' /etc/tripwire/twpol.txt sed -i 's|/etc/rc.boot.*||g' /etc/tripwire/twpol.txt
# Don't show any changes to /proc # Don't show any changes to /proc
@ -91,11 +115,20 @@ function install_tripwire {
fi fi
# Avoid logging the changed database # Avoid logging the changed database
sed -i 's|$(TWETC)/tw.pol.*||g' /etc/tripwire/twpol.txt sed -i 's|$(TWETC)/tw.pol.*||g' /etc/tripwire/twpol.txt
# recreate the configuration # create the policy
echo ' echo '
' | twadmin --create-cfgfile -S /etc/tripwire/site.key /etc/tripwire/twcfg.txt ' | twadmin --create-polfile -S /etc/tripwire/${HOSTNAME}-site.key /etc/tripwire/twpol.txt
# reset
# create the database
echo '
' | tripwire --init --cfgfile /etc/tripwire/tw.cfg --polfile /etc/tripwire/tw.pol --dbfile /var/lib/tripwire/${HOSTNAME}.twd
if [ ! -f /var/lib/tripwire/$(HOSTNAME).twd ]; then
echo $'tripwire database was not created'
exit 72925
fi
# recreate the configuration
echo ' echo '

View File

@ -1266,6 +1266,8 @@ function reset_tripwire {
if [ ! -f /usr/bin/reset-tripwire ]; then if [ ! -f /usr/bin/reset-tripwire ]; then
return return
fi fi
if [ ! -f /etc/tripwire/${PROJECT_NAME}.net-local.key ]; then
fi
clear clear
echo $'Resetting the Tripwire...' echo $'Resetting the Tripwire...'
echo ' ' echo ' '