mbed-os/tools/test/examples/update.py

295 lines
9.0 KiB
Python

#!/usr/bin/env python
import os
from os.path import dirname, abspath, basename
import sys
import argparse
import json
import subprocess
import shutil
import stat
ROOT = abspath(dirname(dirname(dirname(dirname(__file__)))))
sys.path.insert(0, ROOT)
import examples_lib as lib
from examples_lib import SUPPORTED_TOOLCHAINS
def run_cmd(command, print_warning_on_fail=True):
""" Takes the command specified and runs it in a sub-process, obtaining the return code.
Args:
command - command to run, provided as a list of individual fields which are combined into a
single command before passing to the sub-process call.
return_code - result of the command.
"""
print('[Exec] %s' % ' '.join(command))
return_code = subprocess.call(command)
if return_code:
print("The command '%s' failed with return code: %s" % (' '.join(command), return_code))
print("Ignoring and moving on to the next example")
return return_code
def rmtree_readonly(directory):
""" Deletes a readonly directory tree.
Args:
directory - tree to delete
"""
def remove_readonly(func, path, _):
os.chmod(path, stat.S_IWRITE)
func(path)
shutil.rmtree(directory, onerror=remove_readonly)
def find_all_examples(path):
""" Searches the path specified for sub-example folders, ie those containing an
mbed-os.lib file. If found adds the path to the sub-example to a list which is
then returned.
Args:
path - path to search.
examples - (returned) list of paths to example directories.
"""
examples = []
for root, dirs, files in os.walk(path):
if 'mbed-os.lib' in files:
examples += [root]
return examples
def upgrade_single_example(example, tag, directory):
""" Updates the mbed-os.lib file in the example specified to correspond to the
version specified by the GitHub tag supplied. Also deals with
multiple sub-examples in the GitHub repo, updating them in the same way.
Args:
example - json example object containing the GitHub repo to update.
tag - GitHub tag corresponding to a version of mbed-os to upgrade to.
directory - directory path for the example.
returns - True if the upgrade was successful, False otherwise.
"""
print("Upgrading single example at path '%s'" % directory)
cwd = os.getcwd()
os.chdir(directory)
return_code = None
# Change directories to the mbed-os library
if not os.path.exists('mbed-os'):
print("'mbed-os' directory not found in the root of '%s'" % directory)
print("Ignoring and moving on to the next example")
os.chdir(cwd)
return False
os.chdir('mbed-os')
# Setup and run the update command
update_cmd = ['mbed', 'update', tag]
return_code = run_cmd(update_cmd)
if return_code:
os.chdir(cwd)
return False
os.chdir('../')
# Setup and run the add command
add_cmd = ['git', 'add', 'mbed-os.lib']
return_code = run_cmd(add_cmd)
os.chdir(cwd)
return not return_code
def upgrade_example(example, tag):
""" Clones the example specified from GitHub and updates the associated mbed-os.lib file
to correspond to the version specified by the GitHub tag supplied. Also deals with
multiple sub-examples in the GitHub repo, updating them in the same way.
Args:
example - json example object containing the GitHub repo to update.
tag - GitHub tag corresponding to a version of mbed-os to upgrade to.
"""
print("Updating example '%s'" % example['name'])
cwd = os.getcwd()
# Setup and run the import command
clone_cmd = ['git', 'clone', example['github']]
return_code = run_cmd(clone_cmd)
if return_code:
return False
# Find all examples
example_directories = find_all_examples(example['name'])
os.chdir(example['name'])
# Setup and run the update command
import_cmd = ['mbed', 'update']
return_code = run_cmd(import_cmd)
if return_code:
os.chdir(cwd)
return False
for example_directory in example_directories:
if not upgrade_single_example(example, tag, os.path.relpath(example_directory, example['name'])):
os.chdir(cwd)
return False
# Setup the default commit message
commit_message = 'Updating mbed-os to {{' + tag +'}}'
# Setup and run the commit command
commit_cmd = ['git', 'commit', '-m', commit_message]
return_code = run_cmd(commit_cmd)
if return_code:
if return_code == 1:
print("[WARNING] 'git commit' exited with a return code of 1. " + \
"This usually inidicates that no update was made. Still " + \
"attempting to create a tag.")
else:
os.chdir(cwd)
return False
# Setup and run the tag command
tag_cmd = ['git', 'tag', '-a', tag, '-m', tag]
return_code = run_cmd(tag_cmd)
if return_code:
os.chdir(cwd)
return False
# Setup and run the push command
push_cmd = ['git', 'push', 'origin', 'master']
return_code = run_cmd(push_cmd)
if return_code:
os.chdir(cwd)
return False
push_cmd = ['git', 'push', 'origin', tag]
return_code = run_cmd(push_cmd)
os.chdir(cwd)
return not return_code
def create_work_directory(path):
""" Create a new directory specified in 'path', overwrite if the directory already
exists.
Args:
path - directory path to be created.
"""
if os.path.exists(path):
print("'%s' directory already exists. Deleting..." % path)
rmtree_readonly(path)
os.makedirs(path)
def test_compile(config, tag):
""" For each example repo identified in the config json object, clone, update mbed-os to
the specified tag and then compile for all supported toolchains.
Args:
config - the json object imported from the file.
tag - GitHub tag corresponding to a version of mbed-os to upgrade to.
results - summary of compilation results.
"""
# Create work directories
create_work_directory('test_compile')
# Loop through the examples
results = {}
os.chdir('test_compile')
lib.source_repos(config)
lib.update_mbedos_version(config, tag)
results = lib.compile_repos(config, SUPPORTED_TOOLCHAINS)
os.chdir("..")
return results
def main(arguments):
parser = argparse.ArgumentParser(description=__doc__,
formatter_class=argparse.RawDescriptionHelpFormatter)
parser.add_argument('tag', help="mbed-os tag to which all examples will be updated")
parser.add_argument('-c', '--config_file', help="Path to the configuration file (default is 'examples.json')", default='examples.json')
args = parser.parse_args(arguments)
cfg = os.path.join(os.path.dirname(__file__), args.config_file)
# Load the config file
config = json.load(open(os.path.join(os.path.dirname(__file__),
args.config_file)))
if not config:
print("Failed to load config file '%s'" % args.config_file)
sys.exit(1)
# Create work directories
create_work_directory('examples')
# Loop through the examples
failures = []
successes = []
not_compiled = []
results = {}
os.chdir('examples')
results = test_compile(config, args.tag)
lib.print_compilation_summary(results)
for example in config['examples']:
# Determine if this example should be updated
# Attempt to update if:
# group of examples passed compilation and
# auto update is set to True
# Note: results fields are [compiled flag, pass flag, successes list, failures list]
if not results[example['name']][0]:
# Example was not compiled
not_compiled += [example['name']]
else:
if results[example['name']][1] and example['auto-update']:
if upgrade_example(example, args.tag):
successes += [example['name']]
else:
failures += [example['name']]
else:
failures += [example['name']]
os.chdir('../')
# Finish the script and report the results
print(os.linesep + os.linesep +'Finished updating examples!' + os.linesep)
if successes:
print('The following examples updated successfully:')
for success in successes:
print(' - %s' % success)
if failures:
print('\nThe following examples were not updated:')
for fail in failures:
print(' - %s' % fail)
if not_compiled:
print('The following examples were skipped:')
for example in not_compiled:
print(' - %s' % example)
if __name__ == '__main__':
sys.exit(main(sys.argv[1:]))