# Copyright 1999-2017 Gentoo Foundation # Distributed under the terms of the GNU General Public License v2 EAPI="5" inherit eutils user flag-o-matic multilib autotools pam systemd versionator # Make it more portable between straight releases # and _p? releases. PARCH=${P/_} HPN_PATCH="${PARCH}-hpnssh14v12.tar.xz" SCTP_PATCH="${PN}-7.4_p1-sctp.patch.xz" LDAP_PATCH="${PN}-lpk-7.5p1-0.3.14.patch.xz" X509_VER="10.1" X509_PATCH="${PN}-${PV/_}+x509-${X509_VER}.diff.gz" DESCRIPTION="Port of OpenBSD's free SSH release" HOMEPAGE="http://www.openssh.org/" SRC_URI="mirror://openbsd/OpenSSH/portable/${PARCH}.tar.gz ${SCTP_PATCH:+mirror://gentoo/${SCTP_PATCH}} ${HPN_PATCH:+hpn? ( mirror://gentoo/${HPN_PATCH} )} ${LDAP_PATCH:+ldap? ( mirror://gentoo/${LDAP_PATCH} )} ${X509_PATCH:+X509? ( http://roumenpetrov.info/openssh/x509-${X509_VER}/${X509_PATCH} )} " LICENSE="BSD GPL-2" SLOT="0" KEYWORDS="alpha amd64 arm ~arm64 ~hppa ia64 ~m68k ~mips ppc ppc64 ~s390 ~sh sparc x86 ~ppc-aix ~x64-cygwin ~amd64-fbsd ~sparc-fbsd ~x86-fbsd ~amd64-linux ~arm-linux ~x86-linux ~ppc-macos ~x64-macos ~x86-macos ~m68k-mint ~sparc-solaris ~sparc64-solaris ~x64-solaris ~x86-solaris" # Probably want to drop ssl defaulting to on in a future version. IUSE="abi_mips_n32 audit bindist debug ${HPN_PATCH:++}hpn kerberos kernel_linux ldap ldns libedit libressl livecd pam +pie sctp selinux skey ssh1 +ssl static test X X509" REQUIRED_USE="ldns? ( ssl ) pie? ( !static ) ssh1? ( ssl ) static? ( !kerberos !pam ) X509? ( !ldap !sctp ssl ) test? ( ssl )" LIB_DEPEND=" audit? ( sys-process/audit[static-libs(+)] ) ldns? ( net-libs/ldns[static-libs(+)] !bindist? ( net-libs/ldns[ecdsa,ssl] ) bindist? ( net-libs/ldns[-ecdsa,ssl] ) ) libedit? ( dev-libs/libedit:=[static-libs(+)] ) sctp? ( net-misc/lksctp-tools[static-libs(+)] ) selinux? ( >=sys-libs/libselinux-1.28[static-libs(+)] ) skey? ( >=sys-auth/skey-1.1.5-r1[static-libs(+)] ) ssl? ( !libressl? ( >=dev-libs/openssl-1.0.1:0=[bindist=] dev-libs/openssl:0=[static-libs(+)] ) libressl? ( dev-libs/libressl:0=[static-libs(+)] ) ) >=sys-libs/zlib-1.2.3:=[static-libs(+)]" RDEPEND=" !static? ( ${LIB_DEPEND//\[static-libs(+)]} ) pam? ( virtual/pam ) kerberos? ( virtual/krb5 ) ldap? ( net-nds/openldap )" DEPEND="${RDEPEND} static? ( ${LIB_DEPEND} ) virtual/pkgconfig virtual/os-headers sys-devel/autoconf" RDEPEND="${RDEPEND} pam? ( >=sys-auth/pambase-20081028 ) userland_GNU? ( virtual/shadow ) X? ( x11-apps/xauth )" S=${WORKDIR}/${PARCH} pkg_pretend() { # this sucks, but i'd rather have people unable to `emerge -u openssh` # than not be able to log in to their server any more maybe_fail() { [[ -z ${!2} ]] && echo "$1" ; } local fail=" $(use X509 && maybe_fail X509 X509_PATCH) $(use ldap && maybe_fail ldap LDAP_PATCH) $(use hpn && maybe_fail hpn HPN_PATCH) " fail=$(echo ${fail}) if [[ -n ${fail} ]] ; then eerror "Sorry, but this version does not yet support features" eerror "that you requested: ${fail}" eerror "Please mask ${PF} for now and check back later:" eerror " # echo '=${CATEGORY}/${PF}' >> /etc/portage/package.mask" die "booooo" fi # Make sure people who are using tcp wrappers are notified of its removal. #531156 if grep -qs '^ *sshd *:' "${EROOT}"/etc/hosts.{allow,deny} ; then ewarn "Sorry, but openssh no longer supports tcp-wrappers, and it seems like" ewarn "you're trying to use it. Update your ${EROOT}etc/hosts.{allow,deny} please." fi } save_version() { # version.h patch conflict avoidence mv version.h version.h.$1 cp -f version.h.pristine version.h } src_prepare() { sed -i \ -e "/_PATH_XAUTH/s:/usr/X11R6/bin/xauth:${EPREFIX}/usr/bin/xauth:" \ pathnames.h || die # keep this as we need it to avoid the conflict between LPK and HPN changing # this file. cp version.h version.h.pristine # don't break .ssh/authorized_keys2 for fun sed -i '/^AuthorizedKeysFile/s:^:#:' sshd_config || die if use X509 ; then if use hpn ; then pushd "${WORKDIR}"/${HPN_PATCH%.*.*} >/dev/null epatch "${FILESDIR}"/${P}-hpn-x509-${X509_VER}-glue.patch popd >/dev/null fi save_version X509 epatch "${WORKDIR}"/${X509_PATCH%.*} use libressl && epatch "${FILESDIR}"/${PN}-7.5p1-x509-libressl.patch fi if use ldap ; then epatch "${WORKDIR}"/${LDAP_PATCH%.*} save_version LPK fi epatch "${FILESDIR}"/${PN}-7.5_p1-GSSAPI-dns.patch #165444 integrated into gsskex epatch "${FILESDIR}"/${PN}-6.7_p1-openssl-ignore-status.patch epatch "${FILESDIR}"/${PN}-7.5_p1-cross-cache.patch use X509 || epatch "${WORKDIR}"/${SCTP_PATCH%.*} use X509 || epatch "${FILESDIR}"/${PN}-7.5_p1-x32-typo.patch use abi_mips_n32 && epatch "${FILESDIR}"/${PN}-7.3-mips-seccomp-n32.patch if use hpn ; then EPATCH_FORCE="yes" EPATCH_SUFFIX="patch" \ EPATCH_MULTI_MSG="Applying HPN patchset ..." \ epatch "${WORKDIR}"/${HPN_PATCH%.*.*} save_version HPN fi tc-export PKG_CONFIG local sed_args=( -e "s:-lcrypto:$(${PKG_CONFIG} --libs openssl):" # Disable PATH reset, trust what portage gives us #254615 -e 's:^PATH=/:#PATH=/:' # Disable fortify flags ... our gcc does this for us -e 's:-D_FORTIFY_SOURCE=2::' ) # The -ftrapv flag ICEs on hppa #505182 use hppa && sed_args+=( -e '/CFLAGS/s:-ftrapv:-fdisable-this-test:' -e '/OSSH_CHECK_CFLAG_LINK.*-ftrapv/d' ) # _XOPEN_SOURCE causes header conflicts on Solaris [[ ${CHOST} == *-solaris* ]] && sed_args+=( -e 's/-D_XOPEN_SOURCE//' ) sed -i "${sed_args[@]}" configure{.ac,} || die epatch_user #473004 # Now we can build a sane merged version.h ( sed '/^#define SSH_RELEASE/d' version.h.* | sort -u macros=() for p in HPN LPK X509 ; do [[ -e version.h.${p} ]] && macros+=( SSH_${p} ) ; done printf '#define SSH_RELEASE SSH_VERSION SSH_PORTABLE %s\n' "${macros}" ) > version.h eautoreconf } src_configure() { addwrite /dev/ptmx use debug && append-cppflags -DSANDBOX_SECCOMP_FILTER_DEBUG use static && append-ldflags -static local myconf=( --with-ldflags="${LDFLAGS}" --disable-strip --with-pid-dir="${EPREFIX}"$(usex kernel_linux '' '/var')/run --sysconfdir="${EPREFIX}"/etc/ssh --libexecdir="${EPREFIX}"/usr/$(get_libdir)/misc --datadir="${EPREFIX}"/usr/share/openssh --with-privsep-path="${EPREFIX}"/var/empty --with-privsep-user=sshd $(use_with audit audit linux) $(use_with kerberos kerberos5 "${EPREFIX}"/usr) # We apply the ldap patch conditionally, so can't pass --without-ldap # unconditionally else we get unknown flag warnings. $(use ldap && use_with ldap) $(use_with ldns) $(use_with libedit) $(use_with pam) $(use_with pie) $(use X509 || use_with sctp) $(use_with selinux) $(use_with skey) $(use_with ssh1) $(use_with ssl openssl) $(use_with ssl md5-passwords) $(use_with ssl ssl-engine) ) # The seccomp sandbox is broken on x32, so use the older method for now. #553748 use amd64 && [[ ${ABI} == "x32" ]] && myconf+=( --with-sandbox=rlimit ) econf "${myconf[@]}" } src_install() { emake install-nokeys DESTDIR="${D}" fperms 600 /etc/ssh/sshd_config dobin contrib/ssh-copy-id newinitd "${FILESDIR}"/sshd.rc6.4 sshd newconfd "${FILESDIR}"/sshd.confd sshd newpamd "${FILESDIR}"/sshd.pam_include.2 sshd if use pam ; then sed -i \ -e "/^#UsePAM /s:.*:UsePAM yes:" \ -e "/^#PasswordAuthentication /s:.*:PasswordAuthentication no:" \ -e "/^#PrintMotd /s:.*:PrintMotd no:" \ -e "/^#PrintLastLog /s:.*:PrintLastLog no:" \ "${ED}"/etc/ssh/sshd_config || die fi # Gentoo tweaks to default config files cat <<-EOF >> "${ED}"/etc/ssh/sshd_config # Allow client to pass locale environment variables #367017 AcceptEnv LANG LC_* EOF cat <<-EOF >> "${ED}"/etc/ssh/ssh_config # Send locale environment variables #367017 SendEnv LANG LC_* EOF if use livecd ; then sed -i \ -e '/^#PermitRootLogin/c# Allow root login with password on livecds.\nPermitRootLogin Yes' \ "${ED}"/etc/ssh/sshd_config || die fi if ! use X509 && [[ -n ${LDAP_PATCH} ]] && use ldap ; then insinto /etc/openldap/schema/ newins openssh-lpk_openldap.schema openssh-lpk.schema fi doman contrib/ssh-copy-id.1 dodoc CREDITS OVERVIEW README* TODO sshd_config use X509 || dodoc ChangeLog diropts -m 0700 dodir /etc/skel/.ssh systemd_dounit "${FILESDIR}"/sshd.{service,socket} systemd_newunit "${FILESDIR}"/sshd_at.service 'sshd@.service' } src_test() { local t skipped=() failed=() passed=() local tests=( interop-tests compat-tests ) local shell=$(egetshell "${UID}") if [[ ${shell} == */nologin ]] || [[ ${shell} == */false ]] ; then elog "Running the full OpenSSH testsuite requires a usable shell for the 'portage'" elog "user, so we will run a subset only." skipped+=( tests ) else tests+=( tests ) fi # It will also attempt to write to the homedir .ssh. local sshhome=${T}/homedir mkdir -p "${sshhome}"/.ssh for t in "${tests[@]}" ; do # Some tests read from stdin ... HOMEDIR="${sshhome}" HOME="${sshhome}" \ emake -k -j1 ${t} </dev/null \ && passed+=( "${t}" ) \ || failed+=( "${t}" ) done einfo "Passed tests: ${passed[*]}" [[ ${#skipped[@]} -gt 0 ]] && ewarn "Skipped tests: ${skipped[*]}" [[ ${#failed[@]} -gt 0 ]] && die "Some tests failed: ${failed[*]}" } pkg_preinst() { enewgroup sshd 22 enewuser sshd 22 -1 /var/empty sshd } pkg_postinst() { if has_version "<${CATEGORY}/${PN}-5.8_p1" ; then elog "Starting with openssh-5.8p1, the server will default to a newer key" elog "algorithm (ECDSA). You are encouraged to manually update your stored" elog "keys list as servers update theirs. See ssh-keyscan(1) for more info." fi if has_version "<${CATEGORY}/${PN}-6.9_p1" ; then elog "Starting with openssh-6.9p1, ssh1 support is disabled by default." fi if has_version "<${CATEGORY}/${PN}-7.0_p1" ; then elog "Starting with openssh-6.7, support for USE=tcpd has been dropped by upstream." elog "Make sure to update any configs that you might have. Note that xinetd might" elog "be an alternative for you as it supports USE=tcpd." fi if has_version "<${CATEGORY}/${PN}-7.1_p1" ; then #557388 #555518 elog "Starting with openssh-7.0, support for ssh-dss keys were disabled due to their" elog "weak sizes. If you rely on these key types, you can re-enable the key types by" elog "adding to your sshd_config or ~/.ssh/config files:" elog " PubkeyAcceptedKeyTypes=+ssh-dss" elog "You should however generate new keys using rsa or ed25519." elog "Starting with openssh-7.0, the default for PermitRootLogin changed from 'yes'" elog "to 'prohibit-password'. That means password auth for root users no longer works" elog "out of the box. If you need this, please update your sshd_config explicitly." fi if ! use ssl && has_version "${CATEGORY}/${PN}[ssl]" ; then elog "Be aware that by disabling openssl support in openssh, the server and clients" elog "no longer support dss/rsa/ecdsa keys. You will need to generate ed25519 keys" elog "and update all clients/servers that utilize them." fi }