SUMMARY = "DPDK vSwitch"
DESCRIPTION = "DPDK vSwitch is a fork of Open vSwitch. It re-creates the kernel forwarding module (data plane) \
by building the switching logic on top of the DPDK library to significantly boost packet switching throughput"
HOMEPAGE = "https://01.org/packet-processing"
SECTION = "networking"
LICENSE = "Apache-2 & GPLv2 & LGPLv2.1 & BSD"
LIC_FILES_CHKSUM = "file://openvswitch/COPYING;md5=eef486aeb68ddde5446062140eeda540 \
                    file://qemu/COPYING;md5=441c28d2cf86e15a37fa47e15a72fbac \
                    file://qemu/COPYING.LIB;md5=79ffa0ec772fa86740948cb7327a0cc7 \
                    file://guest/ovs_client/ovs_client.c;beginline=1;endline=33;md5=8485efe01bb0513caf69f8bbec5617a0 \
                   "
PV = "0.10.0"

PACKAGES =+ "${PN}-controller ${PN}-switch ${PN}-pki ${PN}-qemu"

DEPENDS += "dpdk virtual/kernel libtool glib-2.0 expect fuse python perl"

RDEPENDS_${PN} += "util-linux-uuidgen util-linux-libuuid coreutils \
               python perl perl-module-strict sed gawk grep ${PN}-switch ${PN}-controller"
RRECOMMENDS_${PN} += "kernel-module-openvswitch kernel-module-uio kernel-module-pci-stub"

RDEPENDS_${PN}-ptest += "python-logging python-syslog python-argparse python-io \
                     python-fcntl python-shell python-lang python-xml python-math \
                     python-datetime python-netclient python sed ${PN}"

RDEPENDS_${PN}-pki = "${PN}"
ALLOW_EMPTY_${PN}-pki = "1"

RDEPENDS_${PN}-controller += "${PN} lsb ${PN}-pki"
RDEPENDS_${PN}-switch = "${PN} openssl procps util-linux-uuidgen"

OVS_PREFIX = "/opt/${PN}"

FILES_${PN}-controller = "${sysconfdir}/init.d/openvswitchdpdk-controller \
                       ${sysconfdir}/default/openvswitchdpdk-controller \
                       ${OVS_PREFIX}/bin/ovs-controller \
                      "

FILES_${PN}-doc += "/share/man"

FILES_${PN} += "/share"

FILES_${PN}-switch = "${sysconfdir}/init.d/openvswitchdpdk-switch \
                   ${sysconfdir}/default/openvswitchdpdk-switch"

FILES_${PN}-qemu = "${QEMU_INSTALL_PATH}"

inherit module-base update-rc.d

INITSCRIPT_PACKAGES = "${PN}-switch ${PN}-controller"
INITSCRIPT_NAME_${PN}-switch = "openvswitchdpdk-switch"
#to enable at startup use bbappend recipe with INITSCRIPT_PARAMS_${PN}-switch = "defaults 71"
INITSCRIPT_PARAMS_${PN}-switch = "stop 20 5 2 . stop 20 0 1 6 ."

INITSCRIPT_NAME_${PN}-controller = "openvswitchdpdk-controller"
#to enable at startup use bbappend recipe with INITSCRIPT_PARAMS_${PN}-controller = "defaults 72"
INITSCRIPT_PARAMS_${PN}-controller = "stop 20 5 2 . stop 20 0 1 6 ."

# Release 0.10.0
SRCREV = "28318e4004a9010b8bc15ff7e8ac5d886ea47857"
SRC_URI = "git://github.com/01org/dpdk-ovs;branch=master \
        file://configure-fix.patch \
        file://makefile-install-rule.patch \
        file://qemu-makefile.patch \
        file://openvswitchdpdk-switch \
        file://openvswitchdpdk-switch-setup \
        file://openvswitchdpdk-controller \
        file://openvswitchdpdk-controller-setup \
        file://qemu-pixman-config.patch \
        file://qemu-options-hx.patch \
        file://0001-openvswitchdpdk-enabled-ptest.patch \
        file://run-ptest \
        file://ovs-ctl-dpdk.patch \
       "

S = "${WORKDIR}/git"
B = "${S}"
OVS_S_DIR = "${S}/openvswitch"
QEMU_S_DIR = "${S}/qemu"

# Install this modified qemu to a different place than the normal qemu
QEMU_INSTALL_PATH = "/opt/dpdk-ovs-qemu"

SRC_URI[md5sum] = "8d354e5f730292f126f29f85448cfc2d"
SRC_URI[sha256sum] = "6256f9ca96716686030e4456e97eacc2f31b3169e65a1455f73ffafd78f7828a"

export RTE_SDK = "${STAGING_DIR_HOST}/opt/dpdk"
export RTE_TARGET = "x86_64-ivshmem-linuxapp-gcc"

OVS_CONFIG_OPTS = "--build=${BUILD_SYS} \
        --host=${HOST_SYS} \
        --target=${TARGET_SYS} \
        --prefix=${OVS_PREFIX} \
        --disable-silent-rules \
        --disable-ssl \
       "

QEMU_CONFIG_OPTS = "--prefix=${QEMU_INSTALL_PATH} \
        --with-confsuffix="" \
        --mandir=${QEMU_INSTALL_PATH}/share/man \
        --docdir=${QEMU_INSTALL_PATH}/share/doc \
        --datadir=${QEMU_INSTALL_PATH}/share \
        --sysconfdir=${QEMU_INSTALL_PATH}/usr/etc \
        --bindir=${QEMU_INSTALL_PATH}/bin \
        --libdir=${QEMU_INSTALL_PATH}/lib \
        --libexecdir=${QEMU_INSTALL_PATH}/libexec \
        --includedir=${QEMU_INSTALL_PATH}/include \
        --localstatedir=${QEMU_INSTALL_PATH}/var \
        --enable-kvm \
        --dpdkdir=${RTE_SDK} \
        --extra-cflags="-Wno-poison-system-directories" \
        --target-list=x86_64-softmmu \
        --disable-strip \
       "

PACKAGESPLITFUNCS_prepend = "split_ovs_packages "

#append OVS_PREFIX to all FILES_* in PACKAGES except for ptest, qemu, switch
# and controller(includes exception, see FILES_${PN}-controller) packages
python split_ovs_packages () {
    pkgs = d.getVar('PACKAGES', True)
    for pkg in pkgs.split():
        if (pkg.endswith('-ptest') or pkg.endswith('-qemu') or
                pkg.endswith('-switch') or pkg.endswith('-controller')):
            continue
        files = d.getVar('FILES_%s' % pkg, True)
        if files is None:
            continue
        files = [d.getVar('OVS_PREFIX', True) + file for file in files.split()]
        files = ' '.join(files)
        d.setVar('FILES_%s' % pkg, files)
}

do_configure () {
        cd ${OVS_S_DIR} && ./boot.sh && ./configure ${OVS_CONFIG_OPTS}
        cd ${QEMU_S_DIR} && ./configure ${QEMU_CONFIG_OPTS}
}

do_compile () {
        cd ${OVS_S_DIR} && oe_runmake
        cd ${S}/guest/ovs_client && oe_runmake
        cd ${S}/guest/kni/kni_client && oe_runmake

        # unset the environment variables, so that oe_runmake will not override them
        unset bindir mandir docdir sysconfdir datadir libdir libexecdir includedir localstatedir
        cd ${QEMU_S_DIR} && oe_runmake
}

#use simple quotes in the definition of the following "OVS_" prefixed variables
OVS_DPDK_PARAMS_DEFAULT = "-c 0x0f -n 4 --proc-type=primary --huge-dir /mnt/huge -- -p 0x03 -k 2 -n 4 --stats=1 --vswitchd=1 --client_switching_core=0 --config='(0,0,2),(1,0,3)'"
OVS_VSWITCHD_PARAMS_DEFAULT = "-c 0x10 -n 4 --proc-type=secondary"
#for debugging redirect to a regular file - this should be done temporary
#if permanent logging is required a service like logrotate is recommended to limit the size of the log file
OVS_DPDK_LOG_DEFAULT = "/dev/null"

do_install () {
        cd ${OVS_S_DIR} && oe_runmake DESTDIR=${D} install
        install ${OVS_S_DIR}/datapath/dpdk/build/app/ovs_dpdk ${D}/${OVS_PREFIX}${base_bindir}
        install -d ${D}/${OVS_PREFIX}/share/${PN}/kmod
        install -m 644 ${OVS_S_DIR}/datapath/dpdk/fd_link/fd_link.ko ${D}/${OVS_PREFIX}/share/${PN}/kmod
        install -m 644 ${RTE_SDK}/${RTE_TARGET}/kmod/*.ko ${D}/${OVS_PREFIX}/share/${PN}/kmod
        install ${S}/guest/kni/kni_client/build/kni_client ${D}/${OVS_PREFIX}${base_bindir}
        install ${S}/guest/ovs_client/build/ovs_client ${D}/${OVS_PREFIX}${base_bindir}

        install -d ${D}/${sysconfdir}/default/
        install -m 660 ${WORKDIR}/openvswitchdpdk-switch-setup ${D}/${sysconfdir}/default/openvswitchdpdk-switch
        install -m 660 ${WORKDIR}/openvswitchdpdk-controller-setup ${D}/${sysconfdir}/default/openvswitchdpdk-controller

        install -d ${D}/${sysconfdir}/init.d/
        install -m 755 ${WORKDIR}/openvswitchdpdk-controller ${D}/${sysconfdir}/init.d/openvswitchdpdk-controller
        sed -i 's|INSTALLPREFIX=|INSTALLPREFIX=${OVS_PREFIX}|g' ${D}/${sysconfdir}/init.d/openvswitchdpdk-controller
        install -m 755 ${WORKDIR}/openvswitchdpdk-switch ${D}/${sysconfdir}/init.d/openvswitchdpdk-switch
        sed -i 's|INSTALLPREFIX=|INSTALLPREFIX=${OVS_PREFIX}|g' ${D}/${sysconfdir}/init.d/openvswitchdpdk-switch

        # Add DPDK default parameters to /etc/default/openvswitchdpdk-switch
        sed -i "s|@OVS_DPDK_PARAMS_DEFAULT|${OVS_DPDK_PARAMS_DEFAULT}|g" ${D}/${sysconfdir}/default/openvswitchdpdk-switch
        sed -i "s|@OVS_VSWITCHD_PARAMS_DEFAULT|${OVS_VSWITCHD_PARAMS_DEFAULT}|g" ${D}/${sysconfdir}/default/openvswitchdpdk-switch
        sed -i "s|@OVS_DPDK_LOG_DEFAULT|${OVS_DPDK_LOG_DEFAULT}|g" ${D}/${sysconfdir}/default/openvswitchdpdk-switch

        # Add DPDK default parameters to ovs-ctl
        sed -i "s|@OVS_DPDK_PARAMS_DEFAULT|${OVS_DPDK_PARAMS_DEFAULT}|g" ${D}/${OVS_PREFIX}/share/openvswitch/scripts/ovs-ctl
        sed -i "s|@OVS_VSWITCHD_PARAMS_DEFAULT|${OVS_VSWITCHD_PARAMS_DEFAULT}|g" ${D}/${OVS_PREFIX}/share/openvswitch/scripts/ovs-ctl
        sed -i "s|@OVS_DPDK_LOG_DEFAULT|${OVS_DPDK_LOG_DEFAULT}|g" ${D}/${OVS_PREFIX}/share/openvswitch/scripts/ovs-ctl

        install -d ${D}/${OVS_PREFIX}${sysconfdir}/openvswitch-controller

        # unset the environment variables, so that oe_runmake will not override them
        unset bindir mandir docdir sysconfdir datadir libdir libexecdir includedir localstatedir

        export STRIP="true"
        install -d ${D}/${QEMU_INSTALL_PATH}/bin
        cd ${QEMU_S_DIR} && oe_runmake DESTDIR=${D} install

        # silence QA error: architecture did not match
        rm -f ${D}/${QEMU_INSTALL_PATH}/share/openbios*
        rm -f ${D}/${QEMU_INSTALL_PATH}/share/palcode-clipper
}

pkg_postinst_${PN}-pki () {
	# can't do this offline
	if [ "x$D" != "x" ]; then
		exit 1
	fi
	if test ! -d $D/${OVS_PREFIX}/share/${PN}/pki; then
		${OVS_PREFIX}/${base_bindir}/ovs-pki init --dir=$D/${OVS_PREFIX}/share/${PN}/pki
	fi
}

pkg_postinst_${PN}-controller () {
	# can't do this offline
	if [ "x$D" != "x" ]; then
		exit 1
	fi

	if test ! -d $D/${OVS_PREFIX}/share/${PN}/pki; then
		${OVS_PREFIX}/${base_bindir}/ovs-pki init --dir=$D/${OVS_PREFIX}/share/${PN}/pki
	fi

	cd $D/${OVS_PREFIX}${sysconfdir}/openvswitch-controller
	if ! test -e cacert.pem; then
		ln -s $D/${OVS_PREFIX}/share/${PN}/pki/switchca/cacert.pem cacert.pem
	fi
	if ! test -e privkey.pem || ! test -e cert.pem; then
		oldumask=$(umask)
		umask 077
		${OVS_PREFIX}/${base_bindir}/ovs-pki req+sign --dir=$D/${OVS_PREFIX}/share/${PN}/pki tmp controller >/dev/null
		mv tmp-privkey.pem privkey.pem
		mv tmp-cert.pem cert.pem
		mv tmp-req.pem req.pem
		chmod go+r cert.pem req.pem
		umask $oldumask
	fi
}

inherit ptest

EXTRA_OEMAKE += "TEST_DEST=${D}${PTEST_PATH} TEST_ROOT=${PTEST_PATH}"

do_install_ptest() {
    cd ${OVS_S_DIR} && oe_runmake test-install
    sed -i 's|INSTALLPREFIX=|INSTALLPREFIX=${OVS_PREFIX}|g' ${D}${PTEST_PATH}/run-ptest    
}

# for qemu/pixman configuration
export HOST_SYS

INHIBIT_PACKAGE_DEBUG_SPLIT = "1"
INSANE_SKIP_${PN} = "installed-vs-shipped"