Integrate parts of meta-intel-iot-security

Adds the recipes of the sub layers
 - meta-security-framework
 - meta-security-smack

Change-Id: I618608008a3b3d1d34adb6e38048110f13ac0643
Signed-off-by: José Bollo <jose.bollo@iot.bzh>

1 files changed, 158 insertions, 0 deletions

diff --git a/meta-security/recipes-security/cynara/cynara.inc b/meta-security/recipes-security/cynara/cynara.inc
new file mode 100644
index 000000000..0e823edcc
--- /dev/null
+++ b/meta-security/recipes-security/cynara/cynara.inc
@@ -0,0 +1,158 @@
+DESCRIPTION = "Cynara service with client libraries"
+LICENSE = "Apache-2.0"
+LIC_FILES_CHKSUM = "file://LICENSE;md5=86d3f3a95c324c9479bd8986968f4327;beginline=3"
+
+DEPENDS = " \
+dbus \
+glib-2.0 \
+systemd \
+zip \
+"
+
+# For testing:
+# DEPENDS += "gmock"
+
+PACKAGECONFIG ??= ""
+# Use debug mode to increase logging. Beware, also compiles with less optimization
+# and thus has to disable FORTIFY_SOURCE below.
+PACKAGECONFIG[debug] = "-DCMAKE_BUILD_TYPE=DEBUG,-DCMAKE_BUILD_TYPE=RELEASE,libunwind elfutils"
+
+inherit cmake
+
+CXXFLAGS_append = " \
+-DCYNARA_STATE_PATH=\\\\\"${localstatedir}/cynara/\\\\\" \
+-DCYNARA_LIB_PATH=\\\\\"${prefix}/lib/cynara/\\\\\" \
+-DCYNARA_TESTS_DIR=\\\\\"${prefix}/share/cynara/tests/\\\\\" \
+-DCYNARA_CONFIGURATION_DIR=\\\\\"${sysconfdir}/cynara/\\\\\" \
+${@bb.utils.contains('PACKAGECONFIG', 'debug', '-Wp,-U_FORTIFY_SOURCE', '', d)} \
+"
+
+EXTRA_OECMAKE += " \
+-DCMAKE_VERBOSE_MAKEFILE=ON \
+-DBUILD_WITH_SYSTEMD=ON \
+-DSYSTEMD_UNIT_DIR=${systemd_unitdir}/system \
+-DSOCKET_DIR=/run/cynara \
+"
+
+# Explicitly package empty directory. Otherwise Cynara prints warnings
+# at runtime:
+# cyad[198]: Couldn't scan for plugins in </usr/lib/cynara/plugin/service/> : <No such file or directory>
+FILES_${PN}_append = " \
+${libdir}/cynara/plugin/service \
+${libdir}/cynara/plugin/client \
+"
+
+# Testing depends on gmock and gtest. They can be found in meta-oe
+# and are not necessarily available, so this feature is off by default.
+# If gmock from meta-oe is used, then a workaround is needed to avoid
+# a link error (libgmock.a calls pthread functions without libpthread
+# being listed in the .pc file).
+PACKAGECONFIG[tests] = "-DBUILD_TESTS:BOOL=ON,-DBUILD_TESTS:BOOL=OFF,gmock gtest,"
+SRC_URI_append = "${@bb.utils.contains('PACKAGECONFIG', 'tests', ' file://gmock-pthread-linking.patch file://run-ptest', '', d)}"
+
+# Will be empty if no tests were built.
+inherit ptest
+FILES_${PN}-ptest += "${bindir}/cynara-tests ${bindir}/cynara-db-migration-tests ${datadir}/cynara/tests"
+do_install_ptest () {
+    if ${@bb.utils.contains('PACKAGECONFIG', 'tests', 'true', 'false', d)}; then
+        mkdir -p ${D}/${datadir}/cynara/tests
+        cp -r ${S}/test/db/* ${D}/${datadir}/cynara/tests
+    fi
+}
+
+do_compile_prepend () {
+    # en_US.UTF8 is not available, causing cynara-tests parser.getKeyAndValue to fail.
+    # Submitted upstream: https://github.com/Samsung/cynara/issues/10
+    sed -i -e 's/std::locale("en_US.UTF8")/std::locale::classic()/g' ${S}/test/credsCommons/parser/Parser.cpp
+}
+
+inherit useradd
+USERADD_PACKAGES = "${PN}"
+GROUPADD_PARAM_${PN} = "-r cynara"
+USERADD_PARAM_${PN} = "\
+--system --home ${localstatedir}/lib/empty \
+--no-create-home --shell /bin/false \
+--gid cynara cynara \
+"
+
+# Causes deadlock during booting, see workaround in postinst below.
+#inherit systemd
+#SYSTEMD_SERVICE_${PN} = "cynara.service"
+
+do_install_append () {
+   chmod a+rx ${D}/${sbindir}/cynara-db-migration
+
+   install -d ${D}${sysconfdir}/cynara/
+   install -m 644 ${S}/conf/creds.conf ${D}/${sysconfdir}/cynara/creds.conf
+
+   # No need to create empty directories except for those which
+   # Cynara expects to find.
+   # install -d ${D}${localstatedir}/cynara/
+   # install -d ${D}${prefix}/share/cynara/tests/empty_db
+   install -d ${D}${libdir}/cynara/plugin/client
+   install -d ${D}${libdir}/cynara/plugin/service
+
+   # install db* ${D}${prefix}/share/cynara/tests/
+
+   install -d ${D}${systemd_unitdir}/system/sockets.target.wants
+   ln -s ../cynara.socket ${D}${systemd_unitdir}/system/sockets.target.wants/cynara.socket
+   ln -s ../cynara-admin.socket ${D}${systemd_unitdir}/system/sockets.target.wants/cynara-admin.socket
+   ln -s ../cynara-agent.socket ${D}${systemd_unitdir}/system/sockets.target.wants/cynara-agent.socket
+}
+
+FILES_${PN} += "${systemd_unitdir}/system"
+
+# Cynara itself has no dependency on Smack. Only its installation
+# is Smack-aware in the sense that it sets Smack labels. Do not
+# depend on smack userspace unless we really need Smack labels.
+#
+# The Tizen .spec file calls cynara-db-migration in a %pre section.
+# That only works when cynara-db-migration is packaged separately
+# (overly complex) and does not seem necessary: perhaps there is a
+# time window where cynara might already get activated before
+# the postinst completes, but that is a general problem. It gets
+# avoided entirely when calling this script while building the
+# rootfs.
+RDEPENDS_${PN}_append_with-lsm-smack = " smack-userspace"
+DEPENDS_append_with-lsm-smack = " smack-userspace-native"
+CHSMACK_with-lsm-smack = "chsmack"
+CHSMACK = "true"
+pkg_postinst_${PN} () {
+   # Fail on error.
+   set -e
+
+   # It would be nice to run the code below while building an image,
+   # but currently the calls to cynara-db-chsgen (a binary) in
+   # cynara-db-migration (a script) prevent that. Rely instead
+   # on OE's support for running failed postinst scripts at first boot.
+   if [ x"$D" != "x" ]; then
+      exit 1
+   fi
+
+   mkdir -p $D${sysconfdir}/cynara
+   ${CHSMACK} -a System $D${sysconfdir}/cynara
+
+   # Strip git patch level information, the version comparison code
+   # in cynara-db-migration only expect major.minor.patch version numbers.
+   VERSION=${@bb.data.getVar('PV',d,1).split('+git')[0]}
+   if [ -d $D${localstatedir}/cynara ] ; then
+      # upgrade
+      echo "NOTE: updating cynara DB to version $VERSION"
+      $D${sbindir}/cynara-db-migration upgrade -f 0.0.0 -t $VERSION
+   else
+      # install
+      echo "NOTE: creating cynara DB for version $VERSION"
+      mkdir -p $D${localstatedir}/cynara
+      ${CHSMACK} -a System $D${localstatedir}/cynara
+      $D${sbindir}/cynara-db-migration install -t $VERSION
+   fi
+
+   # Workaround for systemd.bbclass issue: it would call
+   # "systemctl start" without "--no-block", but because
+   # the service is not ready to run at the time when
+   # this scripts gets executed by run-postinsts.service,
+   # booting deadlocks.
+   echo "NOTE: enabling and starting cynara service"
+   systemctl enable cynara
+   systemctl start --no-block cynara
+}