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250 lines
8.3 KiB
250 lines
8.3 KiB
# Copyright 1999-2015 Gentoo Foundation
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# Distributed under the terms of the GNU General Public License v2
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EAPI="5"
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inherit autotools multilib user
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DESCRIPTION="The de facto standard for intrusion detection/prevention"
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HOMEPAGE="http://www.snort.org/"
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SRC_URI="https://www.snort.org/downloads/${PN}/${P}.tar.gz"
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LICENSE="GPL-2"
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SLOT="0"
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KEYWORDS="~amd64 ~arm ~mips ~ppc ~ppc64 ~sparc ~x86"
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IUSE="static +gre +mpls +targetbased +ppm +perfprofiling
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+non-ether-decoders control-socket file-inspect high-availability
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shared-rep side-channel sourcefire linux-smp-stats inline-init-failopen
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+threads debug +active-response +normalizer reload-error-restart
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+react +flexresp3 large-pcap-64bit selinux"
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DEPEND=">=net-libs/libpcap-1.3.0
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>=net-libs/daq-2.0.2
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>=dev-libs/libpcre-8.33
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dev-libs/libdnet
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sys-libs/zlib"
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RDEPEND="${DEPEND}
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selinux? ( sec-policy/selinux-snort )"
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REQUIRED_USE="!kernel_linux? ( !shared-rep )"
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pkg_setup() {
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# pre_inst() is a better place to put this
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# but we need it here for the 'fowners' statements in src_install()
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enewgroup snort
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enewuser snort -1 -1 /dev/null snort
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}
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src_prepare() {
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# Multilib fix for the sf_engine
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ebegin "Applying multilib fix"
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sed -i -e 's|${exec_prefix}/lib|${exec_prefix}/'$(get_libdir)'|g' \
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"${WORKDIR}/${P}/src/dynamic-plugins/sf_engine/Makefile.am" \
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|| die "sed for sf_engine failed"
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# Multilib fix for the curent set of dynamic-preprocessors
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for i in file ftptelnet smtp ssh dns ssl dcerpc2 sdf imap pop sip reputation gtp modbus dnp3; do
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sed -i -e 's|${exec_prefix}/lib|${exec_prefix}/'$(get_libdir)'|g' \
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"${WORKDIR}/${P}/src/dynamic-preprocessors/$i/Makefile.am" \
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|| die "sed for $i failed."
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done
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eend
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AT_M4DIR=m4 eautoreconf
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}
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src_configure() {
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econf \
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$(use_enable !static shared) \
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$(use_enable static) \
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$(use_enable static so-with-static-lib) \
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$(use_enable gre) \
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$(use_enable mpls) \
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$(use_enable targetbased) \
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$(use_enable control-socket) \
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$(use_enable file-inspect) \
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$(use_enable high-availability ha) \
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$(use_enable non-ether-decoders) \
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$(use_enable shared-rep) \
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$(use_enable side-channel) \
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$(use_enable sourcefire) \
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$(use_enable ppm) \
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$(use_enable perfprofiling) \
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$(use_enable linux-smp-stats) \
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$(use_enable inline-init-failopen) \
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$(use_enable threads pthread) \
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$(use_enable debug) \
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$(use_enable debug debug-msgs) \
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$(use_enable debug corefiles) \
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$(use_enable !debug dlclose) \
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$(use_enable active-response) \
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$(use_enable normalizer) \
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$(use_enable reload-error-restart) \
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$(use_enable react) \
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$(use_enable flexresp3) \
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$(use_enable large-pcap-64bit large-pcap) \
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--enable-reload \
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--disable-build-dynamic-examples \
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--disable-profile \
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--disable-ppm-test \
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--disable-intel-soft-cpm \
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--disable-static-daq
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}
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src_install() {
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emake DESTDIR="${D}" install
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dodir /var/log/snort \
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/var/run/snort \
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/etc/snort/rules \
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/etc/snort/so_rules \
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/usr/$(get_libdir)/snort_dynamicrules
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# config.log and build.log are needed by Sourcefire
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# to trouble shoot build problems and bug reports so we are
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# perserving them incase the user needs upstream support.
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dodoc RELEASE.NOTES ChangeLog \
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doc/* \
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tools/u2boat/README.u2boat
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insinto /etc/snort
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doins etc/attribute_table.dtd \
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etc/classification.config \
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etc/gen-msg.map \
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etc/reference.config \
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etc/threshold.conf \
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etc/unicode.map
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# We use snort.conf.distrib because the config file is complicated
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# and the one shipped with snort can change drastically between versions.
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# Users should migrate setting by hand and not with etc-update.
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newins etc/snort.conf snort.conf.distrib
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# config.log and build.log are needed by Sourcefire
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# to troubleshoot build problems and bug reports so we are
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# preserving them incase the user needs upstream support.
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if [ -f "${WORKDIR}/${PF}/config.log" ]; then
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dodoc "${WORKDIR}/${PF}/config.log"
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fi
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if [ -f "${T}/build.log" ]; then
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dodoc "${T}/build.log"
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fi
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insinto /etc/snort/preproc_rules
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doins preproc_rules/decoder.rules \
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preproc_rules/preprocessor.rules \
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preproc_rules/sensitive-data.rules
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fowners -R snort:snort \
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/var/log/snort \
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/var/run/snort \
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/etc/snort
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newinitd "${FILESDIR}/snort.rc12" snort
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newconfd "${FILESDIR}/snort.confd.2" snort
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# Sourcefire uses Makefiles to install docs causing Bug #297190.
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# This removes the unwanted doc directory and rogue Makefiles.
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rm -rf "${D}"usr/share/doc/snort || die "Failed to remove SF doc directories"
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rm "${D}"usr/share/doc/"${PF}"/Makefile* || die "Failed to remove doc make files"
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# Remove unneeded .la files (Bug #382863)
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rm "${D}"usr/$(get_libdir)/snort_dynamicengine/libsf_engine.la || die
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rm "${D}"usr/$(get_libdir)/snort_dynamicpreprocessor/libsf_*_preproc.la || die "Failed to remove libsf_?_preproc.la"
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# Set the correct lib path for dynamicengine, dynamicpreprocessor, and dynamicdetection
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sed -i -e 's|/usr/local/lib|/usr/'$(get_libdir)'|g' \
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"${D}etc/snort/snort.conf.distrib" || die
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# Set the correct rule location in the config
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sed -i -e 's|RULE_PATH ../rules|RULE_PATH /etc/snort/rules|g' \
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"${D}etc/snort/snort.conf.distrib" || die
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# Set the correct preprocessor/decoder rule location in the config
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sed -i -e 's|PREPROC_RULE_PATH ../preproc_rules|PREPROC_RULE_PATH /etc/snort/preproc_rules|g' \
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"${D}etc/snort/snort.conf.distrib" || die
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# Enable the preprocessor/decoder rules
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sed -i -e 's|^# include $PREPROC_RULE_PATH|include $PREPROC_RULE_PATH|g' \
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"${D}etc/snort/snort.conf.distrib" || die
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sed -i -e 's|^# dynamicdetection directory|dynamicdetection directory|g' \
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"${D}etc/snort/snort.conf.distrib" || die
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# Just some clean up of trailing /'s in the config
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sed -i -e 's|snort_dynamicpreprocessor/$|snort_dynamicpreprocessor|g' \
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"${D}etc/snort/snort.conf.distrib" || die
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# Make it clear in the config where these are...
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sed -i -e 's|^include classification.config|include /etc/snort/classification.config|g' \
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"${D}etc/snort/snort.conf.distrib" || die
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sed -i -e 's|^include reference.config|include /etc/snort/reference.config|g' \
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"${D}etc/snort/snort.conf.distrib" || die
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# Disable all rule files by default.
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sed -i -e 's|^include $RULE_PATH|# include $RULE_PATH|g' \
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"${D}etc/snort/snort.conf.distrib" || die
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# Disable normalizer preprocessor config if normalizer USE flag not set.
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if ! use normalizer; then
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sed -i -e 's|^preprocessor normalize|#preprocessor normalize|g' \
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"${D}etc/snort/snort.conf.distrib" || die
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fi
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# Set the configured DAQ to afpacket
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sed -i -e 's|^# config daq: <type>|config daq: afpacket|g' \
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"${D}etc/snort/snort.conf.distrib" || die
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# Set the location of the DAQ modules
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sed -i -e 's|^# config daq_dir: <dir>|config daq_dir: /usr/'$(get_libdir)'/daq|g' \
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"${D}etc/snort/snort.conf.distrib" || die
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# Set the DAQ mode to passive
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sed -i -e 's|^# config daq_mode: <mode>|config daq_mode: passive|g' \
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"${D}etc/snort/snort.conf.distrib" || die
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# Set snort to run as snort:snort
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sed -i -e 's|^# config set_gid:|config set_gid: snort|g' \
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"${D}etc/snort/snort.conf.distrib" || die
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sed -i -e 's|^# config set_uid:|config set_uid: snort|g' \
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"${D}etc/snort/snort.conf.distrib" || die
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# Set the default log dir
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sed -i -e 's|^# config logdir:|config logdir: /var/log/snort/|g' \
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"${D}etc/snort/snort.conf.distrib" || die
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# Set the correct so_rule location in the config
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sed -i -e 's|SO_RULE_PATH ../so_rules|SO_RULE_PATH /etc/snort/so_rules|g' \
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"${D}etc/snort/snort.conf.distrib" || die
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}
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pkg_postinst() {
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einfo "There have been a number of improvements and new features"
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einfo "added to ${P}. Please review the RELEASE.NOTES and"
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einfo "ChangLog located in /usr/share/doc/${PF}."
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einfo
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elog "The Sourcefire Vulnerability Research Team (VRT) recommends that"
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elog "users migrate their snort.conf customizations to the latest config"
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elog "file released by the VRT. You can find the latest version of the"
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elog "Snort config file in /etc/snort/snort.conf.distrib."
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elog
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elog "!! It is important that you migrate to this new snort.conf file !!"
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elog
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elog "This version of the ebuild includes an updated init.d file and"
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elog "conf.d file that rely on options found in the latest Snort"
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elog "config file provided by the VRT."
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if use debug; then
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elog "You have the 'debug' USE flag enabled. If this has been done to"
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elog "troubleshoot an issue by producing a core dump or a back trace,"
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elog "then you need to also ensure the FEATURES variable in make.conf"
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elog "contains the 'nostrip' option."
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fi
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}
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