# IT4Innovations
# LK 2024

name = 'OpenMPI'
version = '4.1.6'
versionsuffix = '-CUDA-12.2.0'

homepage = 'https://www.open-mpi.org/'
description = """The Open MPI Project is an open source MPI-3 implementation."""

toolchain = {'name': 'NVHPC', 'version': '23.11'}

source_urls = ['https://www.open-mpi.org/software/ompi/v%(version_major_minor)s/downloads']
sources = [SOURCELOWER_TAR_BZ2]
patches = [
    'OpenMPI-4.1.1_build-with-internal-cuda-header.patch',
    'OpenMPI-4.1.1_opal-datatype-cuda-performance.patch',
]
checksums = [
    'f740994485516deb63b5311af122c265179f5328a0d857a567b85db00b11e415',  # openmpi-4.1.6.tar.bz2
    # OpenMPI-4.1.1_build-with-internal-cuda-header.patch
    '63eac52736bdf7644c480362440a7f1f0ae7c7cae47b7565f5635c41793f8c83',
    # OpenMPI-4.1.1_opal-datatype-cuda-performance.patch
    'b767c7166cf0b32906132d58de5439c735193c9fd09ec3c5c11db8d5fa68750e',
]

builddependencies = [
    ('pkgconf', '1.9.3'),
    ('Perl', '5.36.0'),
    ('Autotools', '20220317'),
]

dependencies = [
    ('zlib', '1.2.12'),
    ('CUDA', '12.2.0', '', True),
    ('hwloc', '2.8.0'),
    ('libevent', '2.1.12'),
    ('UCX', '1.14.1'),
    ('UCX-CUDA', '1.14.1', '-CUDA-%(cudaver)s'),
    ('libfabric', '1.16.1'),
    ('PMIx', '4.2.2'),
    ('UCC', '1.1.0'),
    ('UCC-CUDA', '1.1.0', '-CUDA-%(cudaver)s'),
]

# Update configure to include changes from the "internal-cuda" patch
# by running a subset of autogen.pl sufficient to achieve this
# without doing the full, long-running regeneration.
preconfigopts = ' && '.join([
    'cd config',
    'autom4te --language=m4sh opal_get_version.m4sh -o opal_get_version.sh',
    'cd ..',
    'autoconf',
    'autoheader',
    'aclocal',
    'automake',
    ''
])

# CUDA related patches and custom configure option can be removed if CUDA support isn't wanted.
configopts = ' --with-cuda=internal'
configopts += ' CC=pgcc CXX=pgc++ FC=pgfortran'
configopts += ' CXXFLAGS="-fPIC"'

# IT4I-specific settings

#configopts += '--enable-shared '
configopts += ' --enable-mpi-thread-multiple'
configopts += ' --with-verbs'
configopts += ' --enable-mpirun-prefix-by-default'
configopts += ' --with-hwloc=$EBROOTHWLOC'  # hwloc support
#configopts += ' --with-tm=/opt/pbs '  # Enable PBS
configopts += ' --with-slurm' # Enable slurm
configopts += ' --enable-mpi-cxx'  # Enable building the C++ MPI bindings
configopts += ' --with-ucx=$EBROOTUCX'

osdependencies = [('libibverbs-dev', 'libibverbs-devel', 'rdma-core-devel')]

postinstallcmds = [
    'echo "# By default, for Open MPI 4.0 and later, infiniband ports on a device are not used by default." >> %(installdir)s/etc/openmpi-mca-params.conf',
    'echo "btl_openib_allow_ib = true" >> %(installdir)s/etc/openmpi-mca-params.conf',
]

local_libs = ["mpi_mpifh", "mpi", "ompitrace", "open-pal", "open-rte"]
sanity_check_paths = {
    'files': [
        "bin/%s" %
        binfile for binfile in [
            "ompi_info", "opal_wrapper", "orterun"]] + [
                "lib/lib%s.%s" %
                (libfile, SHLIB_EXT) for libfile in local_libs] + [
                    "include/%s.h" %
                    x for x in [
                        "mpi-ext", "mpif-config", "mpif", "mpi", "mpi_portable_platform"]], 'dirs': [], }

moduleclass = 'mpi'