SUMMARY = "A suite of security-related network utilities based on \ the SSH protocol including the ssh client and sshd server" DESCRIPTION = "Secure rlogin/rsh/rcp/telnet replacement (OpenSSH) \ Ssh (Secure Shell) is a program for logging into a remote machine \ and for executing commands on a remote machine." HOMEPAGE = "http://www.openssh.com/" SECTION = "console/network" LICENSE = "BSD & ISC & MIT" LIC_FILES_CHKSUM = "file://LICENCE;md5=18d9e5a8b3dd1790d73502f50426d4d3" PR = "r1" DEPENDS = "zlib openssl virtual/crypt" DEPENDS += "${@bb.utils.contains('DISTRO_FEATURES', 'pam', 'libpam', '', d)}" SRC_URI = "https://ftp.openbsd.org/pub/OpenBSD/OpenSSH/portable/openssh-${PV}.tar.gz \ file://sshd_config \ file://ssh_config \ file://init \ ${@bb.utils.contains('DISTRO_FEATURES', 'pam', '${PAM_SRC_URI}', '', d)} \ file://sshd.socket \ file://sshd@.service \ file://sshdgenkeys.service \ file://volatiles.99_sshd \ file://run-ptest \ file://fix-potential-signed-overflow-in-pointer-arithmatic.patch \ file://sshd_check_keys \ file://add-test-support-for-busybox.patch \ file://0f90440ca70abab947acbd77795e9f130967956c.patch \ file://CVE-2021-28041.patch \ file://CVE-2021-41617.patch \ " SRC_URI[sha256sum] = "5a01d22e407eb1c05ba8a8f7c654d388a13e9f226e4ed33bd38748dafa1d2b24" # This CVE is specific to OpenSSH with the pam opie which we don't build/use here CVE_CHECK_WHITELIST += "CVE-2007-2768" # This CVE is specific to OpenSSH server, as used in Fedora and Red Hat Enterprise Linux 7 # and when running in a Kerberos environment. As such it is not relevant to OpenEmbedded CVE_CHECK_WHITELIST += "CVE-2014-9278" # CVE-2008-3844 was reported in OpenSSH on Red Hat Enterprise Linux and # certain packages may have been compromised. This CVE is not applicable # as our source is OpenBSD. https://securitytracker.com/id?1020730 # https://www.securityfocus.com/bid/30794 CVE_CHECK_WHITELIST += "CVE-2008-3844" # openssh-ssh1 is provided for compatibility with old devices that # cannot be upgraded to modern protocols. Thus they may not provide security # support for this package because doing so would prevent access to equipment. # The upstream OpenSSH developers see this as an important # security feature and do not intend to 'fix' it. # https://security-tracker.debian.org/tracker/CVE-2016-20012 # https://ubuntu.com/security/CVE-2016-20012 CVE_CHECK_WHITELIST += "CVE-2016-20012" # As per debian, the issue is fixed by a feature called "agent restriction" in openssh 8.9 # Urgency is unimportant as per debian, Hence this CVE is whitelisting. # https://security-tracker.debian.org/tracker/CVE-2021-36368 # https://bugzilla.mindrot.org/show_bug.cgi?id=3316#c2 # https://docs.ssh-mitm.at/trivialauth.html CVE_CHECK_WHITELIST += "CVE-2021-36368" PAM_SRC_URI = "file://sshd" inherit manpages useradd update-rc.d update-alternatives systemd USERADD_PACKAGES = "${PN}-sshd" USERADD_PARAM_${PN}-sshd = "--system --no-create-home --home-dir /var/run/sshd --shell /bin/false --user-group sshd" INITSCRIPT_PACKAGES = "${PN}-sshd-mlinit" INITSCRIPT_NAME_${PN}-sshd-mlinit = "sshd" INITSCRIPT_PARAMS_${PN}-sshd-mlinit = "defaults 9" SYSTEMD_PACKAGES = "${PN}-sshd" SYSTEMD_SERVICE_${PN}-sshd = "sshd.socket" inherit autotools-brokensep ptest PACKAGECONFIG ??= "rng-tools" PACKAGECONFIG[kerberos] = "--with-kerberos5,--without-kerberos5,krb5" PACKAGECONFIG[ldns] = "--with-ldns,--without-ldns,ldns" PACKAGECONFIG[libedit] = "--with-libedit,--without-libedit,libedit" PACKAGECONFIG[manpages] = "--with-mantype=man,--with-mantype=cat" # Add RRECOMMENDS to rng-tools for sshd package PACKAGECONFIG[rng-tools] = "" EXTRA_AUTORECONF += "--exclude=aclocal" # login path is hardcoded in sshd EXTRA_OECONF = "'LOGIN_PROGRAM=${base_bindir}/login' \ ${@bb.utils.contains('DISTRO_FEATURES', 'pam', '--with-pam', '--without-pam', d)} \ --without-zlib-version-check \ --with-privsep-path=${localstatedir}/run/sshd \ --sysconfdir=${sysconfdir}/ssh \ --with-xauth=${bindir}/xauth \ --disable-strip \ " # musl doesn't implement wtmp/utmp and logwtmp EXTRA_OECONF_append_libc-musl = " --disable-wtmp --disable-lastlog" # Since we do not depend on libbsd, we do not want configure to use it # just because it finds libutil.h. But, specifying --disable-libutil # causes compile errors, so... CACHED_CONFIGUREVARS += "ac_cv_header_bsd_libutil_h=no ac_cv_header_libutil_h=no" # passwd path is hardcoded in sshd CACHED_CONFIGUREVARS += "ac_cv_path_PATH_PASSWD_PROG=${bindir}/passwd" # We don't want to depend on libblockfile CACHED_CONFIGUREVARS += "ac_cv_header_maillock_h=no" do_configure_prepend () { export LD="${CC}" install -m 0644 ${WORKDIR}/sshd_config ${B}/ install -m 0644 ${WORKDIR}/ssh_config ${B}/ } do_compile_ptest() { # skip regress/unittests/ binaries: this will silently skip # unittests in run-ptests which is good because they are so slow. oe_runmake regress/modpipe regress/setuid-allowed regress/netcat \ regress/check-perm regress/mkdtemp } do_install_append () { if [ "${@bb.utils.filter('DISTRO_FEATURES', 'pam', d)}" ]; then install -D -m 0644 ${WORKDIR}/sshd ${D}${sysconfdir}/pam.d/sshd sed -i -e 's:#UsePAM no:UsePAM yes:' ${D}${sysconfdir}/ssh/sshd_config fi if [ "${@bb.utils.filter('DISTRO_FEATURES', 'x11', d)}" ]; then sed -i -e 's:#X11Forwarding no:X11Forwarding yes:' ${D}${sysconfdir}/ssh/sshd_config fi install -d ${D}${sysconfdir}/init.d install -m 0755 ${WORKDIR}/init ${D}${sysconfdir}/init.d/sshd rm -f ${D}${bindir}/slogin ${D}${datadir}/Ssh.bin rmdir ${D}${localstatedir}/run/sshd ${D}${localstatedir}/run ${D}${localstatedir} install -d ${D}/${sysconfdir}/default/volatiles install -m 644 ${WORKDIR}/volatiles.99_sshd ${D}/${sysconfdir}/default/volatiles/99_sshd install -m 0755 ${S}/contrib/ssh-copy-id ${D}${bindir} # Create config files for read-only rootfs install -d ${D}${sysconfdir}/ssh install -m 644 ${D}${sysconfdir}/ssh/sshd_config ${D}${sysconfdir}/ssh/sshd_config_readonly sed -i '/HostKey/d' ${D}${sysconfdir}/ssh/sshd_config_readonly echo "HostKey /var/run/ssh/ssh_host_rsa_key" >> ${D}${sysconfdir}/ssh/sshd_config_readonly echo "HostKey /var/run/ssh/ssh_host_ecdsa_key" >> ${D}${sysconfdir}/ssh/sshd_config_readonly echo "HostKey /var/run/ssh/ssh_host_ed25519_key" >> ${D}${sysconfdir}/ssh/sshd_config_readonly install -d ${D}${systemd_unitdir}/system install -c -m 0644 ${WORKDIR}/sshd.socket ${D}${systemd_unitdir}/system install -c -m 0644 ${WORKDIR}/sshd@.service ${D}${systemd_unitdir}/system install -c -m 0644 ${WORKDIR}/sshdgenkeys.service ${D}${systemd_unitdir}/system sed -i -e 's,@BASE_BINDIR@,${base_bindir},g' \ -e 's,@SBINDIR@,${sbindir},g' \ -e 's,@BINDIR@,${bindir},g' \ -e 's,@LIBEXECDIR@,${libexecdir}/${BPN},g' \ ${D}${systemd_unitdir}/system/sshd.socket ${D}${systemd_unitdir}/system/*.service sed -i -e 's,@LIBEXECDIR@,${libexecdir}/${BPN},g' \ ${D}${sysconfdir}/init.d/sshd install -D -m 0755 ${WORKDIR}/sshd_check_keys ${D}${libexecdir}/${BPN}/sshd_check_keys } do_install_ptest () { sed -i -e "s|^SFTPSERVER=.*|SFTPSERVER=${libexecdir}/sftp-server|" regress/test-exec.sh cp -r regress ${D}${PTEST_PATH} } ALLOW_EMPTY_${PN} = "1" PACKAGES =+ "${PN}-sshd-mlinit ${PN}-keygen ${PN}-scp ${PN}-ssh ${PN}-sshd ${PN}-sftp ${PN}-misc ${PN}-sftp-server" FILES_${PN}-scp = "${bindir}/scp.${BPN}" FILES_${PN}-ssh = "${bindir}/ssh.${BPN} ${sysconfdir}/ssh/ssh_config" FILES_${PN}-sshd = "${sbindir}/sshd ${systemd_unitdir}/system" FILES_${PN}-sshd-mlinit = "${sysconfdir}/init.d/sshd" FILES_${PN}-sshd += "${sysconfdir}/ssh/moduli ${sysconfdir}/ssh/sshd_config ${sysconfdir}/ssh/sshd_config_readonly ${sysconfdir}/default/volatiles/99_sshd ${sysconfdir}/pam.d/sshd" FILES_${PN}-sshd += "${libexecdir}/${BPN}/sshd_check_keys" FILES_${PN}-sftp = "${bindir}/sftp" FILES_${PN}-sftp-server = "${libexecdir}/sftp-server" FILES_${PN}-misc = "${bindir}/ssh* ${libexecdir}/ssh*" FILES_${PN}-keygen = "${bindir}/ssh-keygen" RDEPENDS_${PN} += "${PN}-scp ${PN}-ssh ${PN}-sshd ${PN}-keygen" RDEPENDS_${PN}-sshd += "${PN}-keygen ${@bb.utils.contains('DISTRO_FEATURES', 'pam', 'pam-plugin-keyinit pam-plugin-loginuid', '', d)}" RRECOMMENDS_${PN}-sshd_append_class-target = "\ ${@bb.utils.filter('PACKAGECONFIG', 'rng-tools', d)} \ " # gdb would make attach-ptrace test pass rather than skip but not worth the build dependencies RDEPENDS_${PN}-ptest += "${PN}-sftp ${PN}-misc ${PN}-sftp-server make sed sudo coreutils" RPROVIDES_${PN}-ssh = "ssh" RPROVIDES_${PN}-sshd = "sshd" RCONFLICTS_${PN} = "dropbear" RCONFLICTS_${PN}-sshd = "dropbear" CONFFILES_${PN}-sshd = "${sysconfdir}/ssh/sshd_config" CONFFILES_${PN}-ssh = "${sysconfdir}/ssh/ssh_config" ALTERNATIVE_PRIORITY = "90" ALTERNATIVE_${PN}-scp = "scp" ALTERNATIVE_${PN}-ssh = "ssh" BBCLASSEXTEND += "nativesdk"