b52510d219
Passive OS fingerprinting technique based on information coming from remote host when it establishes connection to our system. Captured packets contains enough information to determine OS - and, unlike active scanners (nmap, queSO) - without sending anything to this host.
66 lines
1.5 KiB
Plaintext
66 lines
1.5 KiB
Plaintext
#!/bin/sh
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# $OpenBSD: INSTALL,v 1.1.1.1 2001/10/29 03:20:38 jcs Exp $
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#
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# Pre/post-installation setup of p0f, stolen from jsyn's siphone scripts
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# exit on errors, use a sane path and install prefix
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set -e
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PATH=/bin:/usr/bin:/sbin:/usr/sbin
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PREFIX=${PKG_PREFIX:-/usr/local}
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CONFIG_FILE=${SYSCONFDIR}/p0f.fp
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SAMPLE_CONFIG_DIR=$PREFIX/share/examples/p0f
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do_notice()
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{
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echo
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echo "+---------------"
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echo "| The existing $1 configuration file in $CONFIG_FILE,"
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echo "| has NOT been changed. You may want to compare it to the"
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echo "| current sample file in $SAMPLE_CONFIG_DIR,"
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echo "| and update your configuration as needed."
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echo "+---------------"
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echo
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}
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do_install()
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{
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install -o root -g wheel -m 644 $SAMPLE_CONFIG_DIR/p0f.fp \
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$CONFIG_FILE
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echo
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echo "+---------------"
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echo "| The $1 configuration file has been installed at"
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echo "| $CONFIG_FILE. Please view this file and change the configuration"
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echo "| to meet your needs."
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echo "+---------------"
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echo
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}
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# verify proper execution
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#
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if [ $# -ne 2 ]; then
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echo "usage: $0 distname { PRE-INSTALL | POST-INSTALL }" >&2
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exit 1
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fi
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# Verify/process the command
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#
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case $2 in
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PRE-INSTALL)
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: nothing to pre-install for this port
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;;
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POST-INSTALL)
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if [ ! -f $CONFIG_FILE ]; then
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do_install $1
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else
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do_notice $1
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fi
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;;
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*)
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echo "usage: $0 distname { PRE-INSTALL | POST-INSTALL }" >&2
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exit 1
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;;
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esac
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exit 0
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