net-analyzer/snort: Allow building against libtirpc for rpc support, bug 631314

Closes: https://bugs.gentoo.org/631314
Package-Manager: Portage-2.3.10, Repoman-2.3.3

3 files changed, 283 insertions, 0 deletions

diff --git a/net-analyzer/snort/files/snort-2.9.8.3-rpc.patch b/net-analyzer/snort/files/snort-2.9.8.3-rpc.patch
new file mode 100644
index 000000000000..51ee56d8410e
--- /dev/null
+++ b/net-analyzer/snort/files/snort-2.9.8.3-rpc.patch
@@ -0,0 +1,26 @@
+diff -ruN snort-2.9.8.3.orig/configure.in snort-2.9.8.3/configure.in
+--- snort-2.9.8.3.orig/configure.in	2016-04-26 10:08:28.000000000 -0000
++++ snort-2.9.8.3/configure.in	2017-09-25 20:21:17.632003858 -0000
+@@ -187,6 +187,22 @@
+ AC_CHECK_LIB(nsl, inet_ntoa)
+ fi
+ 
++AC_ARG_WITH([libtirpc],
++           AS_HELP_STRING([--with-libtirpc], [Use libtirpc as RPC implementation (instead of sunrpc)]),
++           [], [ with_libtirpc=no ])
++
++AS_IF([test "x$with_libtirpc" != xno], 
++      [PKG_CHECK_MODULES([TIRPC], 
++                         [libtirpc], 
++                         [extra_incl="$extra_incl $TIRPC_CFLAGS"; LIBS="$LIBS $TIRPC_LIBS";],
++                        [AC_MSG_ERROR([libtirpc requested, but library not found.])]
++                       )], 
++      [AC_CHECK_HEADER(rpc/rpc.h, 
++                      [],
++                      [AC_MSG_ERROR([sunrpc requested, but headers are not present.])]
++                     )]
++)
++
+ if test -z "$no_libsocket"; then
+ AC_CHECK_LIB(socket, socket)
+ fi
diff --git a/net-analyzer/snort/metadata.xml b/net-analyzer/snort/metadata.xml
index 145c62de86a9..bfe81882b559 100644
--- a/net-analyzer/snort/metadata.xml
+++ b/net-analyzer/snort/metadata.xml
@@ -138,5 +138,8 @@
 			Allows Snort to read pcap files that are larger than 2 GB. ONLY
 			VALID FOR 64bit SYSTEMS!
 		</flag>
+		<flag name="libtirpc">
+			Build against <pkg>net-libs/libtirpc</pkg> for RPC support
+		</flag>
 	</use>
 </pkgmetadata>
diff --git a/net-analyzer/snort/snort-2.9.8.3-r2.ebuild b/net-analyzer/snort/snort-2.9.8.3-r2.ebuild
new file mode 100644
index 000000000000..161524dd7965
--- /dev/null
+++ b/net-analyzer/snort/snort-2.9.8.3-r2.ebuild
@@ -0,0 +1,254 @@
+# Copyright 1999-2017 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=6
+inherit autotools multilib user
+
+DESCRIPTION="The de facto standard for intrusion detection/prevention"
+HOMEPAGE="http://www.snort.org/"
+SRC_URI="https://www.snort.org/downloads/${PN}/${P}.tar.gz"
+LICENSE="GPL-2"
+SLOT="0"
+KEYWORDS="~amd64 ~arm ~mips ~ppc ~ppc64 ~sparc ~x86"
+IUSE="static +gre +ppm +perfprofiling
++non-ether-decoders control-socket file-inspect high-availability
+shared-rep side-channel sourcefire linux-smp-stats inline-init-failopen
++threads debug +active-response reload-error-restart
++react +flexresp3 large-pcap-64bit selinux +libtirpc"
+
+DEPEND=">=net-libs/libpcap-1.3.0
+	>=net-libs/daq-2.0.2
+	>=dev-libs/libpcre-8.33
+	dev-libs/libdnet
+	sys-libs/zlib
+	!libtirpc? ( sys-libs/glibc[rpc(-)] )
+	libtirpc? ( net-libs/libtirpc )
+	|| ( net-libs/libnsl <sys-libs/glibc-2.26 )
+"
+
+RDEPEND="${DEPEND}
+	selinux? ( sec-policy/selinux-snort )"
+
+REQUIRED_USE="!kernel_linux? ( !shared-rep )"
+
+PATCHES=(
+	"${FILESDIR}"/${P}-no-implicit.patch
+	"${FILESDIR}"/${P}-rpc.patch
+)
+
+pkg_setup() {
+
+	# pre_inst() is a better place to put this
+	# but we need it here for the 'fowners' statements in src_install()
+	enewgroup snort
+	enewuser snort -1 -1 /dev/null snort
+
+}
+
+src_prepare() {
+	default
+
+	# Multilib fix for the sf_engine
+	ebegin "Applying multilib fix"
+	sed -i -e 's|${exec_prefix}/lib|${exec_prefix}/'$(get_libdir)'|g' \
+		"${WORKDIR}/${P}/src/dynamic-plugins/sf_engine/Makefile.am" \
+		|| die "sed for sf_engine failed"
+
+	# Multilib fix for the curent set of dynamic-preprocessors
+	for i in file ftptelnet smtp ssh dns ssl dcerpc2 sdf imap pop sip reputation gtp modbus dnp3; do
+		sed -i -e 's|${exec_prefix}/lib|${exec_prefix}/'$(get_libdir)'|g' \
+			"${WORKDIR}/${P}/src/dynamic-preprocessors/$i/Makefile.am" \
+			|| die "sed for $i failed."
+	done
+	eend
+
+	AT_M4DIR=m4 eautoreconf
+}
+
+src_configure() {
+
+	econf \
+		$(use_enable !static shared) \
+		$(use_enable static) \
+		$(use_enable static so-with-static-lib) \
+		$(use_enable gre) \
+		$(use_enable control-socket) \
+		$(use_enable file-inspect) \
+		$(use_enable high-availability ha) \
+		$(use_enable non-ether-decoders) \
+		$(use_enable shared-rep) \
+		$(use_enable side-channel) \
+		$(use_enable sourcefire) \
+		$(use_enable ppm) \
+		$(use_enable perfprofiling) \
+		$(use_enable linux-smp-stats) \
+		$(use_enable inline-init-failopen) \
+		$(use_enable threads pthread) \
+		$(use_enable debug) \
+		$(use_enable debug debug-msgs) \
+		$(use_enable debug corefiles) \
+		$(use_enable !debug dlclose) \
+		$(use_enable active-response) \
+		$(use_enable reload-error-restart) \
+		$(use_enable react) \
+		$(use_enable flexresp3) \
+		$(use_enable large-pcap-64bit large-pcap) \
+		$(use_with libtirpc) \
+		--enable-mpls \
+		--enable-normalizer \
+		--enable-reload \
+		--enable-targetbased \
+		--disable-build-dynamic-examples \
+		--disable-profile \
+		--disable-ppm-test \
+		--disable-intel-soft-cpm \
+		--disable-static-daq
+}
+
+src_install() {
+
+	emake DESTDIR="${D}" install
+
+	dodir /var/log/snort \
+		/var/run/snort \
+		/etc/snort/rules \
+		/etc/snort/so_rules \
+		/usr/$(get_libdir)/snort_dynamicrules
+
+	# config.log and build.log are needed by Sourcefire
+	# to trouble shoot build problems and bug reports so we are
+	# perserving them incase the user needs upstream support.
+	dodoc RELEASE.NOTES ChangeLog \
+		doc/* \
+		tools/u2boat/README.u2boat
+
+	insinto /etc/snort
+	doins etc/attribute_table.dtd \
+		etc/classification.config \
+		etc/gen-msg.map \
+		etc/reference.config \
+		etc/threshold.conf \
+		etc/unicode.map
+
+	# We use snort.conf.distrib because the config file is complicated
+	# and the one shipped with snort can change drastically between versions.
+	# Users should migrate setting by hand and not with etc-update.
+	newins etc/snort.conf snort.conf.distrib
+
+	# config.log and build.log are needed by Sourcefire
+	# to troubleshoot build problems and bug reports so we are
+	# preserving them incase the user needs upstream support.
+	if [ -f "${WORKDIR}/${PF}/config.log" ]; then
+		dodoc "${WORKDIR}/${PF}/config.log"
+	fi
+	if [ -f "${T}/build.log" ]; then
+		dodoc "${T}/build.log"
+	fi
+
+	insinto /etc/snort/preproc_rules
+	doins preproc_rules/decoder.rules \
+		preproc_rules/preprocessor.rules \
+		preproc_rules/sensitive-data.rules
+
+	fowners -R snort:snort \
+		/var/log/snort \
+		/var/run/snort \
+		/etc/snort
+
+	newinitd "${FILESDIR}/snort.rc12" snort
+	newconfd "${FILESDIR}/snort.confd.2" snort
+
+	# Sourcefire uses Makefiles to install docs causing Bug #297190.
+	# This removes the unwanted doc directory and rogue Makefiles.
+	rm -rf "${D}"usr/share/doc/snort || die "Failed to remove SF doc directories"
+	rm "${D}"usr/share/doc/"${PF}"/Makefile* || die "Failed to remove doc make files"
+
+	# Remove unneeded .la files (Bug #382863)
+	rm "${D}"usr/$(get_libdir)/snort_dynamicengine/libsf_engine.la || die
+	rm "${D}"usr/$(get_libdir)/snort_dynamicpreprocessor/libsf_*_preproc.la || die "Failed to remove libsf_?_preproc.la"
+
+	# Set the correct lib path for dynamicengine, dynamicpreprocessor, and dynamicdetection
+	sed -i -e 's|/usr/local/lib|/usr/'$(get_libdir)'|g' \
+		"${D}etc/snort/snort.conf.distrib" || die
+
+	# Set the correct rule location in the config
+	sed -i -e 's|RULE_PATH ../rules|RULE_PATH /etc/snort/rules|g' \
+		"${D}etc/snort/snort.conf.distrib" || die
+
+	# Set the correct preprocessor/decoder rule location in the config
+	sed -i -e 's|PREPROC_RULE_PATH ../preproc_rules|PREPROC_RULE_PATH /etc/snort/preproc_rules|g' \
+		"${D}etc/snort/snort.conf.distrib" || die
+
+	# Enable the preprocessor/decoder rules
+	sed -i -e 's|^# include $PREPROC_RULE_PATH|include $PREPROC_RULE_PATH|g' \
+		"${D}etc/snort/snort.conf.distrib" || die
+
+	sed -i -e 's|^# dynamicdetection directory|dynamicdetection directory|g' \
+		"${D}etc/snort/snort.conf.distrib" || die
+
+	# Just some clean up of trailing /'s in the config
+	sed -i -e 's|snort_dynamicpreprocessor/$|snort_dynamicpreprocessor|g' \
+		"${D}etc/snort/snort.conf.distrib" || die
+
+	# Make it clear in the config where these are...
+	sed -i -e 's|^include classification.config|include /etc/snort/classification.config|g' \
+		"${D}etc/snort/snort.conf.distrib" || die
+
+	sed -i -e 's|^include reference.config|include /etc/snort/reference.config|g' \
+		"${D}etc/snort/snort.conf.distrib" || die
+
+	# Disable all rule files by default.
+	sed -i -e 's|^include $RULE_PATH|# include $RULE_PATH|g' \
+		"${D}etc/snort/snort.conf.distrib" || die
+
+	# Set the configured DAQ to afpacket
+	sed -i -e 's|^# config daq: <type>|config daq: afpacket|g' \
+		"${D}etc/snort/snort.conf.distrib" || die
+
+	# Set the location of the DAQ modules
+	sed -i -e 's|^# config daq_dir: <dir>|config daq_dir: /usr/'$(get_libdir)'/daq|g' \
+		"${D}etc/snort/snort.conf.distrib" || die
+
+	# Set the DAQ mode to passive
+	sed -i -e 's|^# config daq_mode: <mode>|config daq_mode: passive|g' \
+		"${D}etc/snort/snort.conf.distrib" || die
+
+	# Set snort to run as snort:snort
+	sed -i -e 's|^# config set_gid:|config set_gid: snort|g' \
+		"${D}etc/snort/snort.conf.distrib" || die
+	sed -i -e 's|^# config set_uid:|config set_uid: snort|g' \
+		"${D}etc/snort/snort.conf.distrib" || die
+
+	# Set the default log dir
+	sed -i -e 's|^# config logdir:|config logdir: /var/log/snort/|g' \
+		"${D}etc/snort/snort.conf.distrib" || die
+
+	# Set the correct so_rule location in the config
+	 sed -i -e 's|SO_RULE_PATH ../so_rules|SO_RULE_PATH /etc/snort/so_rules|g' \
+		 "${D}etc/snort/snort.conf.distrib" || die
+}
+
+pkg_postinst() {
+
+	einfo "There have been a number of improvements and new features"
+	einfo "added to ${P}. Please review the RELEASE.NOTES and"
+	einfo "ChangLog located in /usr/share/doc/${PF}."
+	einfo
+	elog "The Sourcefire Vulnerability Research Team (VRT) recommends that"
+	elog "users migrate their snort.conf customizations to the latest config"
+	elog "file released by the VRT. You can find the latest version of the"
+	elog "Snort config file in /etc/snort/snort.conf.distrib."
+	elog
+	elog "!! It is important that you migrate to this new snort.conf file !!"
+	elog
+	elog "This version of the ebuild includes an updated init.d file and"
+	elog "conf.d file that rely on options found in the latest Snort"
+	elog "config file provided by the VRT."
+
+	if use debug; then
+		elog "You have the 'debug' USE flag enabled. If this has been done to"
+		elog "troubleshoot an issue by producing a core dump or a back trace,"
+		elog "then you need to also ensure the FEATURES variable in make.conf"
+		elog "contains the 'nostrip' option."
+	fi
+}