#
# spec file for package dpdk
#
# Copyright (c) 2016 SUSE LINUX GmbH, Nuernberg, Germany.
#
# All modifications and additions to the file contributed by third parties
# remain the property of their copyright owners, unless otherwise agreed
# upon. The license for this file, and modifications and additions to the
# file, is the same license as for the pristine package itself (unless the
# license for the pristine package is not an Open Source License, in which
# case the license is the MIT License). An "Open Source License" is a
# license that conforms to the Open Source Definition (Version 1.9)
# published by the Open Source Initiative.

# Please submit bugfixes or comments via http://bugs.opensuse.org/
#


%define machine native
%define target x86_64-%{machine}-linuxapp-gcc
%bcond_without shared
# Add option to build without examples
%bcond_without examples
# Add option to build without tools
%bcond_without tools
Name:           dpdk
Version:        2.2.0
Release:        0
Summary:        Set of libraries and drivers for fast packet processing
License:        BSD-3-Clause
Group:          System/Libraries
Url:            http://dpdk.org
Source:         http://dpdk.org/browse/dpdk/snapshot/dpdk-stable-%{version}.tar.gz
Patch1:         0001-enic-fix-Type-punning-and-strict-aliasing-warning.patch
Patch2:         0002-examples-ip_pipeline-fix-implicit-declaration-of-fun.patch
Patch3:         0003-mk-fix-external-shared-library-dependencies-of-libraries.patch
# PATCH-FIX-UPSTREAM: 0004-mk-fix-gcc-5-version-on-suse.patch
Patch4:         0004-mk-fix-gcc-5-version-on-suse.patch
BuildRequires:  fdupes
BuildRequires:  doxygen
BuildRequires:  libnuma-devel
BuildRequires:  libpcap-devel
BuildRequires:  zlib-devel
#
# The DPDK is designed to optimize througput of network traffic using, among
# other techniques, carefully crafted x86 assembly instructions.  As such it
# currently (and likely never will) run on non-x86 platforms
#
ExclusiveArch: x86_64

%description
The Data Plane Development Kit is a set of libraries and drivers for
fast packet processing in the user space.

%package devel
Summary:        Data Plane Development Kit development files
Group:          Development/Libraries/C and C++
Requires:       %{name} = %{version}

%description devel
This package contains the headers and other files needed for developing
applications with the Data Plane Development Kit.

%package doc
Summary:        Data Plane Development Kit API documentation
BuildArch:      noarch

%description doc
API programming documentation for the Data Plane Development Kit.

%if %{with tools}
%package tools
Summary:        Tools for setting up Data Plane Development Kit environment
Requires:       %{name} = %{version}
Requires:       findutils
Requires:       iproute
Requires:       kmod
Requires:       pciutils

%description tools
This package contains tools for setting up Data Plane Development Kit environment
%endif

%if %{with examples}
%package examples
Summary:        Data Plane Development Kit example applications
BuildRequires:  libvirt-devel

%description examples
Example applications utilizing the Data Plane Development Kit, such
as L2 and L3 forwarding.
%endif

%define sdkdir  %{_datadir}/%{name}
%define docdir  %{_docdir}/%{name}
%define incdir %{_includedir}/%{name}
%define pmddir %{_libdir}/%{name}-pmds

%prep
%setup -q -n dpdk-stable-2.2.0
%patch1 -p1 -z .enic
%patch2 -p1 -z .examples
%patch3 -p1 -z .dtneeded
%patch4 -p1 -z .rtetoolchain

%build
# set up a method for modifying the resulting .config file
function setconf() {
	if grep -q ^$1= %{target}/.config; then
		sed -i "s:^$1=.*$:$1=$2:g" %{target}/.config
	else
		echo $1=$2 >> %{target}/.config
	fi
}

# In case dpdk-devel is installed, we should ignore its hints about the SDK directories
unset RTE_SDK RTE_INCLUDE RTE_TARGET

# For the release, '-Wno-error=array-bounds' is done to prevent a spurious error
# generated by gcc 5.X against the 2.1 branch
export EXTRA_CFLAGS="%{optflags} -Wformat -fPIC -Wno-error=array-bounds"

# DPDK defaults to using builder-specific compiler flags.  However,
# the config has been changed by specifying CONFIG_RTE_MACHINE=default
# in order to build for a more generic host.  NOTE: It is possible that
# the compiler flags used still won't work for all Fedora-supported
# machines, but runtime checks in DPDK will catch those situations.

make V=1 O=%{target} T=%{target} %{?_smp_mflags} config

setconf CONFIG_RTE_MACHINE '"default"'
# Disable experimental features
setconf CONFIG_RTE_NEXT_ABI n
setconf CONFIG_RTE_LIBRTE_CRYPTODEV n
setconf CONFIG_RTE_LIBRTE_MBUF_OFFLOAD n

# Enable automatic driver loading from this path
setconf CONFIG_RTE_EAL_PMD_PATH '"%{pmddir}"'

setconf CONFIG_RTE_LIBRTE_BNX2X_PMD y
setconf CONFIG_RTE_LIBRTE_PMD_PCAP y
setconf CONFIG_RTE_LIBRTE_VHOST_NUMA y

setconf CONFIG_RTE_EAL_IGB_UIO n
setconf CONFIG_RTE_LIBRTE_KNI n
setconf CONFIG_RTE_KNI_KMOD n
setconf CONFIG_RTE_KNI_PREEMPT_DEFAULT n

%if %{with shared}
setconf CONFIG_RTE_BUILD_SHARED_LIB y
%endif

make V=1 O=%{target} %{?_smp_mflags}
make V=1 O=%{target} %{?_smp_mflags} doc-api-html

%if %{with examples}
make V=1 O=%{target}/examples T=%{target} %{?_smp_mflags} examples
%endif

%install
# In case dpdk-devel is installed
unset RTE_SDK RTE_INCLUDE RTE_TARGET

%make_install O=%{target} prefix=%{_usr} libdir=%{_libdir}

%if ! %{with tools}
rm -rf %{buildroot}%{sdkdir}/tools
rm -rf %{buildroot}%{_sbindir}/dpdk_nic_bind
%endif
rm -f %{buildroot}%{sdkdir}/tools/setup.sh

%if %{with examples}
find %{target}/examples/ -name "*.map" | xargs rm -f
for f in %{target}/examples/*/%{target}/app/*; do
    bn=`basename ${f}`
    cp -p ${f} %{buildroot}%{_bindir}/dpdk_example_${bn}
done
%endif

# Create a driver directory with symlinks to all pmds
mkdir -p %{buildroot}/%{pmddir}
for f in %{buildroot}/%{_libdir}/*_pmd_*.so; do
    bn=$(basename ${f})
    ln -s ../${bn} %{buildroot}%{pmddir}/${bn}
done

# Setup RTE_SDK environment as expected by apps etc
mkdir -p %{buildroot}/%{_sysconfdir}/profile.d
cat << EOF > %{buildroot}/%{_sysconfdir}/profile.d/dpdk-sdk-%{_arch}.sh
if [ -z "\${RTE_SDK}" ]; then
    export RTE_SDK="%{sdkdir}"
    export RTE_TARGET="%{target}"
    export RTE_INCLUDE="%{incdir}"
fi
EOF

cat << EOF > %{buildroot}/%{_sysconfdir}/profile.d/dpdk-sdk-%{_arch}.csh
if ( ! \$RTE_SDK ) then
    setenv RTE_SDK "%{sdkdir}"
    setenv RTE_TARGET "%{target}"
    setenv RTE_INCLUDE "%{incdir}"
endif
EOF

# Fixup target machine mismatch
sed -i -e 's:-%{machine}-:-default-:g' %{buildroot}/%{_sysconfdir}/profile.d/dpdk-sdk*

# Upstream has an option to build a combined library but it's bloatware which
# wont work at all when library versions start moving, replace it with a
# linker script which avoids these issues. Linking against the script during
# build resolves into links to the actual used libraries which is just fine
# for us, so this combined library is a build-time only construct now.
%if %{with shared}
libext=so
%else
libext=a
%endif
comblib=libdpdk.${libext}

echo "GROUP (" > ${comblib}
find %{buildroot}/%{_libdir}/ -name "*.${libext}" |\
	sed -e "s:^%{buildroot}/:  :g" >> ${comblib}
echo ")" >> ${comblib}
install -m 644 ${comblib} %{buildroot}/%{_libdir}/${comblib}
#doc
mkdir %{buildroot}%{_docdir}/
mv   %{buildroot}%{_datadir}/doc/dpdk %{buildroot}%{_docdir}/

# Remove duplicates
%fdupes %{buildroot}/%{_prefix} 

%post devel -p /sbin/ldconfig
%postun devel -p /sbin/ldconfig
%post  -p /sbin/ldconfig
%postun -p /sbin/ldconfig

%files
%defattr(-,root,root)
# BSD
%{_bindir}/testpmd
%{_bindir}/dpdk_proc_info

%if %{with shared}
%dir %{_libdir}/dpdk-pmds

%{_libdir}/*.so.*
%{pmddir}/
%endif

%files doc
%defattr(-,root,root)
#BSD
%docdir
%doc LICENSE.GPL  LICENSE.LGPL

%files devel
%defattr(-,root,root)
#BSD
%{incdir}/
%{sdkdir}
%if %{with tools}
%exclude %{sdkdir}/tools/
%endif
%if %{with examples}
%exclude %{sdkdir}/examples/
%endif
%{_sysconfdir}/profile.d/dpdk-sdk-*.*
%if ! %{with shared}
%{_libdir}/*.a
%else
%{_libdir}/*.so
%endif

%if %{with tools}
%files tools
%defattr(-,root,root)
%{sdkdir}/tools/
%{_sbindir}/dpdk_nic_bind
%endif

%if %{with examples}
%files examples
%defattr(-,root,root)
%{_bindir}/dpdk_example_*
%doc %{sdkdir}/examples
%endif

%changelog