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examples_compile.py
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#!/usr/bin/env python3
# Copyright (c) 2018, Niklas Hauser
#
# This file is part of the modm project.
#
# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
import os
import sys
import re
import argparse
import platform
import subprocess
from multiprocessing.pool import ThreadPool
from pathlib import Path
is_running_in_ci = (os.getenv("CIRCLECI") is not None or
os.getenv("TRAVIS") is not None or
os.getenv("GITHUB_ACTIONS") is not None)
is_running_on_windows = "Windows" in platform.platform()
is_running_on_arm64 = "arm64" in platform.machine()
build_dir = (Path(os.path.abspath(__file__)).parents[2] / "build")
cache_dir = build_dir / "cache"
global_options = {}
if is_running_in_ci:
global_options["::build.path"] = "build/"
global_options[":::cache_dir"] = str(cache_dir)
def run_command(where, command, all_output=False):
result = subprocess.run(command, shell=True, cwd=where, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
output = ""
if result.returncode or all_output:
output += result.stdout.decode("utf-8", errors="ignore").strip(" \n")
output += result.stderr.decode("utf-8", errors="ignore").strip(" \n")
return (result.returncode, output)
def enable(projects):
filtered_projects = []
for project in projects:
if (query := re.search(r"<!-- CI: enable (.*?) -->", project.read_text())) is not None and not eval(query[1]):
print(f"Filtering out {project}: {query[1]}")
continue
filtered_projects.append(project)
return filtered_projects
def generate(project):
path = project.parent
output = ["=" * 90, "Generating: {}".format(path)]
options = " ".join("-D{}={}".format(k, v) for k,v in global_options.items())
# Compile Linux examples under macOS with hosted-darwin target
if "hosted-linux" in project.read_text():
options += " -D:target=hosted-{}".format(platform.system().lower())
if is_running_on_arm64: options += "-arm64"
rc, ro = run_command(path, "lbuild {} build".format(options))
print("\n".join(output + [ro]))
return None if rc else project
def build(project):
path = project.parent
project_cfg = project.read_text()
commands = []
if ":build:scons" in project_cfg:
commands.append( ("scons build --cache-show --random", "SCons") )
if ":build:make" in project_cfg and not is_running_on_windows:
commands.append( ("make build", "Make") )
elif ":build:cmake" in project_cfg and not is_running_on_windows:
build_dir = re.search(r'name=".+?:build:build.path">(.*?)</option>', project_cfg)[1]
cmd = "cmake -E make_directory {}/cmake-build-release; ".format(build_dir)
cmd += '(cd {}/cmake-build-release && cmake -DCMAKE_BUILD_TYPE=Release -G "Unix Makefiles" {}); '.format(build_dir, path.absolute())
cmd += "cmake --build {}/cmake-build-release".format(build_dir)
commands.append( (cmd, "CMake") )
rcs = 0
for command, build_system in commands:
output = ["=" * 90, "Building: {} with {}".format(path / "main.cpp", build_system)]
rc, ro = run_command(path, command)
rcs += rc
print("\n".join(output + [ro]))
return None if rcs else project
def run(project):
path = project.parent
project_cfg = project.read_text()
commands = []
if ":build:scons" in project_cfg:
commands.append( ("scons run", "SCons") )
if ":build:make" in project_cfg and not is_running_on_windows:
commands.append( ("make run", "Make") )
rcs = 0
for command, build_system in commands:
output = ["=" * 90, "Running: {} with {}".format(path / "main.cpp", build_system)]
rc, ro = run_command(path, command, all_output=True)
print("\n".join(output + [ro]))
if "CI: run fail" in project_cfg:
rcs += 0 if rc else 1
else:
rcs += rc
return None if rcs else project
def compile_examples(paths, jobs, split, part):
print("Using {}x parallelism".format(jobs))
# Create build folder to prevent process race
cache_dir.mkdir(exist_ok=True, parents=True)
(cache_dir / "config").write_text('{"prefix_len": 2}')
# Validate that paths exist!
invalid_paths = [p for p in paths if not Path(p).exists()]
if invalid_paths: print("Invalid paths:\n- " + "\n- ".join(invalid_paths));
results = len(invalid_paths)
# Find all project files
projects = [p for path in paths for p in Path(path).glob("**/project.xml")]
projects.sort()
# Split projects up into parts
if split > 1:
chunk_size = math.ceil(len(projects) / args.split)
projects = projects[chunk_size*args.part:min(chunk_size*(args.part+1), len(projects))]
# Filter projects
projects = enable(projects)
# first generate all projects
with ThreadPool(jobs) as pool:
projects = pool.map(generate, projects)
results += projects.count(None)
# Filter projects for successful generation
projects = [p for p in projects if p is not None]
# Then build the successfully generated ones
with ThreadPool(jobs) as pool:
projects = pool.map(build, projects)
results += projects.count(None)
# Filter projects for successful compilation and runablity
projects = [p for p in projects if p is not None and "CI: run" in p.read_text()]
# Then run the successfully compiled ones
with ThreadPool(jobs) as pool:
projects = pool.map(run, projects)
results += projects.count(None)
return results
if __name__ == '__main__':
parser = argparse.ArgumentParser(description='Run platform tests')
parser.add_argument(
"paths",
nargs="+",
help="Path to search examples in")
parser.add_argument(
"--jobs",
dest="jobs",
default=os.cpu_count(),
type=int,
help="Number of parallel jobs")
parser.add_argument(
"--part",
dest="part",
default=0,
type=int,
help="Execute this part of the splitting.")
parser.add_argument(
"--split",
dest="split",
default=1,
type=int,
help="Split the examples into this many parts.")
args = parser.parse_args()
exit(compile_examples(args.paths, args.jobs, args.split, args.part))