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# Copyright 2013-2022 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)
import glob
import re
import time
from fcntl import F_GETFL, F_SETFL, fcntl
from os import O_NONBLOCK, rename
from os.path import basename
from subprocess import PIPE, Popen
from sys import stdout
from llnl.util import tty
from spack import *
re_optline = re.compile(r'\s+[0-9]+\..*\((serial|smpar|dmpar|dm\+sm)\)\s+')
re_paroptname = re.compile(r'\((serial|smpar|dmpar|dm\+sm)\)')
re_paroptnum = re.compile(r'\s+([0-9]+)\.\s+\(')
re_nestline = re.compile(r'\(([0-9]+=[^)0-9]+)+\)')
re_nestoptnum = re.compile(r'([0-9]+)=')
re_nestoptname = re.compile(r'=([^,)]+)')
def setNonBlocking(fd):
"""
Set the given file descriptor to non-blocking
"""
flags = fcntl(fd, F_GETFL) | O_NONBLOCK
fcntl(fd, F_SETFL, flags)
def collect_platform_options(stdoutpipe):
# Attempt to parse to collect options
optiondict = {}
for line in stdoutpipe.splitlines():
if re_optline.match(line):
numbers = re_paroptnum.findall(line)
entries = re_paroptname.findall(line)
paropts = dict(zip(entries, numbers))
platline = re_optline.sub("", line).strip()
optiondict[platline] = paropts
return optiondict
def collect_nesting_options(stdoutpipe):
nestoptline = re_nestline.search(stdoutpipe)[0]
nestoptnum = re_nestoptnum.findall(nestoptline)
nestoptname = re_nestoptname.findall(nestoptline)
nestoptname = [x.replace(" ", "_") for x in nestoptname]
return dict(zip(nestoptname, nestoptnum))
class Wrf(Package):
"""The Weather Research and Forecasting (WRF) Model
is a next-generation mesoscale numerical weather prediction system designed
for both atmospheric research and operational forecasting applications.
"""
homepage = "https://www.mmm.ucar.edu/weather-research-and-forecasting-model"
url = "https://github.com/wrf-model/WRF/archive/v4.2.tar.gz"
maintainers = ["MichaelLaufer", "ptooley"]
version("4.2", sha256="c39a1464fd5c439134bbd39be632f7ce1afd9a82ad726737e37228c6a3d74706")
version("4.0", sha256="9718f26ee48e6c348d8e28b8bc5e8ff20eafee151334b3959a11b7320999cf65")
version("3.9.1.1", sha256="a04f5c425bedd262413ec88192a0f0896572cc38549de85ca120863c43df047a", url="https://github.com/wrf-model/WRF/archive/V3.9.1.1.tar.gz")
variant(
"build_type",
default="dmpar",
values=("serial", "smpar", "dmpar", "dm+sm"),
)
variant(
"nesting",
default="basic",
values=("no_nesting", "basic", "preset_moves", "vortex_following"),
)
variant(
"compile_type",
default="em_real",
values=(
"em_real",
"em_quarter_ss",
"em_b_wave",
"em_les",
"em_heldsuarez",
"em_tropical_cyclone",
"em_hill2d_x",
"em_squall2d_x",
"em_squall2d_y",
"em_grav2d_x",
"em_seabreeze2d_x",
"em_scm_xy",
),
)
variant(
"pnetcdf",
default=True,
description="Parallel IO support through Pnetcdf library",
)
patch("patches/3.9/netcdf_backport.patch", when="@3.9.1.1")
patch("patches/3.9/tirpc_detect.patch", when="@3.9.1.1")
patch("patches/3.9/add_aarch64.patch", when="@3.9.1.1")
patch("patches/3.9/configure_aocc_2.3.patch", when="@3.9.1.1 %aocc@:2.4.0")
patch("patches/3.9/configure_aocc_3.0.patch", when="@3.9.1.1 %aocc@3.0.0")
patch("patches/3.9/configure_aocc_3.1.patch", when="@3.9.1.1 %aocc@3.1.0")
# These patches deal with netcdf & netcdf-fortran being two diff things
# Patches are based on:
# https://github.com/easybuilders/easybuild-easyconfigs/blob/master/easybuild/easyconfigs/w/WRF/WRF-3.5_netCDF-Fortran_separate_path.patch
patch("patches/4.0/arch.Config.pl.patch", when="@4.0")
patch("patches/4.0/arch.configure.defaults.patch", when="@4.0")
patch("patches/4.0/arch.conf_tokens.patch", when="@4.0")
patch("patches/4.0/arch.postamble.patch", when="@4.0")
patch("patches/4.0/configure.patch", when="@4.0")
patch("patches/4.0/external.io_netcdf.makefile.patch", when="@4.0")
patch("patches/4.0/Makefile.patch", when="@4.0")
patch("patches/4.0/tirpc_detect.patch", when="@4.0")
patch("patches/4.0/add_aarch64.patch", when="@4.0")
patch("patches/4.2/arch.Config.pl.patch", when="@4.2")
patch("patches/4.2/arch.configure.defaults.patch", when="@4.2")
patch("patches/4.2/arch.conf_tokens.patch", when="@4.2")
patch("patches/4.2/arch.postamble.patch", when="@4.2")
patch("patches/4.2/configure.patch", when="@4.2")
patch("patches/4.2/external.io_netcdf.makefile.patch", when="@4.2")
patch("patches/4.2/var.gen_be.Makefile.patch", when="@4.2")
patch("patches/4.2/Makefile.patch", when="@4.2")
patch("patches/4.2/tirpc_detect.patch", when="@4.2")
patch("patches/4.2/add_aarch64.patch", when="@4.2")
patch("patches/4.2/configure_aocc_2.3.patch", when="@4.2 %aocc@:2.4.0")
patch("patches/4.2/configure_aocc_3.0.patch", when="@4.2 %aocc@3.0.0:3.2.0")
patch("patches/4.2/hdf5_fix.patch", when="@4.2 %aocc")
patch("patches/4.2/derf_fix.patch", when="@4.2 %aocc")
depends_on("pkgconfig", type=("build"))
depends_on("libtirpc")
depends_on("mpi")
# According to:
# http://www2.mmm.ucar.edu/wrf/users/docs/user_guide_v4/v4.0/users_guide_chap2.html#_Required_Compilers_and_1
# Section: "Required/Optional Libraries to Download"
depends_on("parallel-netcdf", when="+pnetcdf")
depends_on("netcdf-c")
depends_on("netcdf-fortran")
depends_on("jasper")
depends_on("libpng")
depends_on("zlib")
depends_on("perl")
depends_on("jemalloc", when="%aocc")
# not sure if +fortran is required, but seems like a good idea
depends_on("hdf5+fortran+hl+mpi")
# build script use csh
depends_on("tcsh", type=("build"))
# time is not installed on all systems b/c bash provides it
# this fixes that for csh install scripts
depends_on("time", type=("build"))
depends_on("m4", type="build")
depends_on("libtool", type="build")
phases = ["configure", "build", "install"]
def setup_build_environment(self, env):
env.set("NETCDF", self.spec["netcdf-c"].prefix)
if "+pnetcdf" in self.spec:
env.set("PNETCDF", self.spec["parallel-netcdf"].prefix)
# This gets used via the applied patch files
env.set("NETCDFF", self.spec["netcdf-fortran"].prefix)
env.set("PHDF5", self.spec["hdf5"].prefix)
env.set("JASPERINC", self.spec["jasper"].prefix.include)
env.set("JASPERLIB", self.spec["jasper"].prefix.lib)
if self.spec.satisfies("%gcc@10:"):
args = "-w -O2 -fallow-argument-mismatch -fallow-invalid-boz"
env.set("FCFLAGS", args)
env.set("FFLAGS", args)
if self.spec.satisfies("%aocc"):
env.set("WRFIO_NCD_LARGE_FILE_SUPPORT", 1)
env.set("HDF5", self.spec["hdf5"].prefix)
env.prepend_path('PATH', ancestor(self.compiler.cc))
def patch(self):
# Let's not assume csh is intalled in bin
files = glob.glob("*.csh")
filter_file("^#!/bin/csh -f", "#!/usr/bin/env csh", *files)
filter_file("^#!/bin/csh", "#!/usr/bin/env csh", *files)
def answer_configure_question(self, outputbuf):
# Platform options question:
if "Please select from among the following" in outputbuf:
options = collect_platform_options(outputbuf)
comp_pair = "%s/%s" % (
basename(self.compiler.fc).split("-")[0],
basename(self.compiler.cc).split("-")[0],
)
compiler_matches = dict(
(x, y) for x, y in options.items() if comp_pair in x.lower()
)
if len(compiler_matches) > 1:
tty.warn("Found multiple potential build options")
try:
compiler_key = min(compiler_matches.keys(), key=len)
tty.warn("Selected build option %s." % compiler_key)
return (
"%s\n"
% compiler_matches[compiler_key][
self.spec.variants["build_type"].value
]
)
except KeyError:
InstallError(
"build_type %s unsupported for %s compilers"
% (self.spec.variants["build_type"].value, comp_pair)
)
if "Compile for nesting?" in outputbuf:
options = collect_nesting_options(outputbuf)
try:
return "%s\n" % options[self.spec.variants["nesting"].value]
except KeyError:
InstallError("Failed to parse correct nesting option")
def do_configure_fixup(self):
# Fix mpi compiler wrapper aliases
if self.spec.satisfies("@3.9.1.1 %gcc"):
rename(
"./arch/configure_new.defaults",
"./arch/configure_new.defaults.bak",
)
with open("./arch/configure_new.defaults.bak", "rt") as ifh:
with open("./arch/configure_new.defaults", "wt") as ofh:
for line in ifh:
if line.startswith("DM_"):
line = line.replace(
"mpif90 -f90=$(SFC)", self.spec['mpi'].mpifc
)
line = line.replace(
"mpicc -cc=$(SCC)", self.spec['mpi'].mpicc
)
ofh.write(line)
if self.spec.satisfies("@3.9.1.1 %aocc"):
rename(
"./arch/configure_new.defaults",
"./arch/configure_new.defaults.bak",
)
with open("./arch/configure_new.defaults.bak", "rt") as ifh:
with open("./arch/configure_new.defaults", "wt") as ofh:
for line in ifh:
if line.startswith("DM_"):
line = line.replace(
"mpif90 -DMPI2_SUPPORT",
self.spec['mpi'].mpifc + " -DMPI2_SUPPORT"
)
line = line.replace(
"mpicc -DMPI2_SUPPORT",
self.spec['mpi'].mpicc + " -DMPI2_SUPPORT"
)
ofh.write(line)
if self.spec.satisfies("@4.2 %aocc"):
# In version 4.2 the file to be patched is called
# configure.defaults, while in earlier versions
# it's configure_new.defaults
rename(
"./arch/configure.defaults",
"./arch/configure.defaults.bak",
)
with open("./arch/configure.defaults.bak", "rt") as ifh:
with open("./arch/configure.defaults", "wt") as ofh:
for line in ifh:
if line.startswith("DM_"):
line = line.replace(
"mpif90 -DMPI2_SUPPORT",
self.spec['mpi'].mpifc + " -DMPI2_SUPPORT"
)
line = line.replace(
"mpicc -DMPI2_SUPPORT",
self.spec['mpi'].mpicc + " -DMPI2_SUPPORT"
)
ofh.write(line)
def configure(self, spec, prefix):
# Remove broken default options...
self.do_configure_fixup()
if self.spec.compiler.name not in ["intel", "gcc", "aocc"]:
raise InstallError(
"Compiler %s not currently supported for WRF build."
% self.spec.compiler.name
)
p = Popen("./configure", stdin=PIPE, stdout=PIPE, stderr=PIPE)
setNonBlocking(p.stdout)
setNonBlocking(p.stderr)
# Because of WRFs custom configure scripts that require interactive
# input we need to parse and respond to questions. The details can
# vary somewhat with the exact version, so try to detect and fail
# gracefully on unexpected questions.
stallcounter = 0
outputbuf = ""
while True:
line = p.stderr.readline().decode()
if not line:
line = p.stdout.readline().decode()
if not line:
if p.poll() is not None:
returncode = p.returncode
break
if stallcounter > 300:
raise InstallError(
"Output stalled for 30s, presumably an "
"undetected question."
)
time.sleep(0.1) # Try to do a bit of rate limiting
stallcounter += 1
continue
stdout.write(line)
stallcounter = 0
outputbuf += line
if (
"Enter selection" in outputbuf
or "Compile for nesting" in outputbuf
):
answer = self.answer_configure_question(outputbuf)
p.stdin.write(answer.encode())
p.stdin.flush()
outputbuf = ""
if returncode != 0:
raise InstallError("Configure failed - unknown error")
@run_after("configure")
def patch_for_libmvec(self):
if self.spec.satisfies("@3.9.1.1 %aocc"):
fp = self.package_dir + "/patches/3.9/aocc_lmvec.patch"
which('patch')('-s', '-p1', '-i', '{0}'.format(fp), '-d', '.')
def run_compile_script(self):
csh_bin = self.spec["tcsh"].prefix.bin.csh
csh = Executable(csh_bin)
# num of compile jobs capped at 20 in wrf
num_jobs = str(min(int(make_jobs), 10))
# Now run the compile script and track the output to check for
# failure/success We need to do this because upstream use `make -i -k`
# and the custom compile script will always return zero regardless of
# success or failure
result_buf = csh(
"./compile",
"-j",
num_jobs,
self.spec.variants["compile_type"].value,
output=str,
error=str
)
if "Executables successfully built" in result_buf:
return True
return False
def build(self, spec, prefix):
result = self.run_compile_script()
if not result:
tty.warn(
"Compilation failed first time (WRF idiosyncrasies?) "
"- trying again..."
)
result = self.run_compile_script()
if not result:
raise InstallError(
"Compile failed. Check the output log for details."
)
def install(self, spec, prefix):
# Save all install files as many are needed for WPS and WRF runs
install_tree(".", prefix)
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