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# Copyright 2013-2023 Lawrence Livermore National Security, LLC and other
# Spack Project Developers. See the top-level COPYRIGHT file for details.
#
# SPDX-License-Identifier: (Apache-2.0 OR MIT)
from spack.package import *
class AwsOfiNccl(AutotoolsPackage):
"""AWS OFI NCCL is a plug-in which enables EC2 developers to use
libfabric as a network provider while running NVIDIA's NCCL based
applications."""
homepage = "https://github.com/aws/aws-ofi-nccl"
git = "https://github.com/aws/aws-ofi-nccl.git"
url = "https://github.com/aws/aws-ofi-nccl.git"
maintainers("bvanessen")
version("master", branch="master")
variant("trace", default=False, description="Enable printing trace messages")
variant("tests", default=False, description="Build tests")
depends_on("libfabric")
depends_on("cuda")
depends_on("nccl")
depends_on("mpi")
depends_on("autoconf", type="build")
depends_on("automake", type="build")
depends_on("libtool", type="build")
# To enable this plug-in to work with NCCL add it to the LD_LIBRARY_PATH
def setup_run_environment(self, env):
aws_ofi_nccl_home = self.spec.prefix
env.append_path("LD_LIBRARY_PATH", aws_ofi_nccl_home.lib)
# To enable this plug-in to work with NCCL add it to the LD_LIBRARY_PATH
def setup_dependent_run_environment(self, env, dependent_spec):
aws_ofi_nccl_home = self.spec["aws-ofi-nccl"].prefix
env.append_path("LD_LIBRARY_PATH", aws_ofi_nccl_home.lib)
def configure_args(self):
spec = self.spec
args = []
# Always set configure's external paths to use the Spack
# provided dependencies
args.extend(
[
"--with-libfabric={0}".format(spec["libfabric"].prefix),
"--with-cuda={0}".format(spec["cuda"].prefix),
"--with-nccl={0}".format(spec["nccl"].prefix),
"--with-mpi={0}".format(spec["mpi"].prefix),
]
)
args.extend(self.enable_or_disable("trace"))
args.extend(self.enable_or_disable("tests"))
return args
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