def create_main_manifest(binary):
"""Creates a jar manifest for the given binary.
If the binary declares a main then a 'Main-Class' manifest entry will be included.
"""
manifest = Manifest()
manifest.addentry(Manifest.MANIFEST_VERSION, '1.0')
manifest.addentry(Manifest.CREATED_BY,
'python %s pants %s' % (platform.python_version(), get_version()))
main = binary.main or '*** java -jar not supported, please use -cp and pick a main ***'
manifest.addentry(Manifest.MAIN_CLASS, main)
return manifest
def create_main_manifest(binary):
"""Creates a jar manifest for the given binary.
If the binary declares a main then a 'Main-Class' manifest entry will be included.
"""
manifest = Manifest()
manifest.addentry(Manifest.MANIFEST_VERSION, '1.0')
manifest.addentry(
Manifest.CREATED_BY,
'python %s pants %s' % (platform.python_version(), get_version()))
main = binary.main or '*** java -jar not supported, please use -cp and pick a main ***'
manifest.addentry(Manifest.MAIN_CLASS, main)
return manifest
def create_binary(self, binary):
import platform
safe_mkdir(self.outdir)
jarmap = self.context.products.get('jars')
binary_jarname = '%s.jar' % binary.basename
binaryjarpath = os.path.join(self.outdir, binary_jarname)
self.context.log.info('creating %s' % os.path.relpath(binaryjarpath, get_buildroot()))
with open_jar(binaryjarpath, 'w', compression=self.compression, allowZip64=self.zip64) as jar:
def add_jars(target):
generated = jarmap.get(target)
if generated:
for basedir, jars in generated.items():
for internaljar in jars:
self.dump(os.path.join(basedir, internaljar), jar)
binary.walk(add_jars, lambda t: t.is_internal)
if self.deployjar:
for basedir, externaljar in self.list_jar_dependencies(binary):
self.dump(os.path.join(basedir, externaljar), jar)
def write_binary_data(product_type):
data = self.context.products.get_data(product_type).get(binary)
if data:
for root, rel_paths in data.rel_paths():
for rel_path in rel_paths:
jar.write(os.path.join(root, rel_path), arcname=rel_path)
write_binary_data('classes_by_target')
write_binary_data('resources_by_target')
manifest = Manifest()
manifest.addentry(Manifest.MANIFEST_VERSION, '1.0')
manifest.addentry(
Manifest.CREATED_BY,
'python %s pants %s' % (platform.python_version(), get_version())
)
main = binary.main or '*** java -jar not supported, please use -cp and pick a main ***'
manifest.addentry(Manifest.MAIN_CLASS, main)
jar.writestr(Manifest.PATH, manifest.contents())
jarmap.add(binary, self.outdir, [binary_jarname])
def _run():
"""
To add additional paths to sys.path, add a block to the config similar to the following:
[main]
roots: ['src/python/pants_internal/test/',]
"""
version = get_version()
if len(sys.argv) == 2 and sys.argv[1] == _VERSION_OPTION:
_do_exit(version)
root_dir = get_buildroot()
if not os.path.exists(root_dir):
_exit_and_fail('PANTS_BUILD_ROOT does not point to a valid path: %s' % root_dir)
if len(sys.argv) < 2:
argv = ['goal']
else:
argv = sys.argv[1:]
# Hack to force ./pants -h etc. to redirect to goal.
if argv[0] != 'goal' and set(['-h', '--help', 'help']).intersection(argv):
argv = ['goal'] + argv
parser = optparse.OptionParser(add_help_option=False, version=version)
RcFile.install_disable_rc_option(parser)
parser.add_option(_LOG_EXIT_OPTION,
action='store_true',
default=False,
dest='log_exit',
help = 'Log an exit message on success or failure.')
config = Config.load()
# XXX(wickman) This should be in the command goal, not un pants_exe.py!
run_tracker = RunTracker.from_config(config)
report = initial_reporting(config, run_tracker)
run_tracker.start(report)
url = run_tracker.run_info.get_info('report_url')
if url:
run_tracker.log(Report.INFO, 'See a report at: %s' % url)
else:
run_tracker.log(Report.INFO, '(To run a reporting server: ./pants goal server)')
build_file_parser = BuildFileParser(root_dir=root_dir, run_tracker=run_tracker)
build_graph = BuildGraph(run_tracker=run_tracker)
additional_backends = config.getlist('backends', 'packages')
load_backends_from_source(build_file_parser, additional_backends=additional_backends)
command_class, command_args = _parse_command(root_dir, argv)
command = command_class(run_tracker,
root_dir,
parser,
command_args,
build_file_parser,
build_graph)
try:
if command.serialized():
def onwait(pid):
process = psutil.Process(pid)
print('Waiting on pants process %d (%s) to complete' %
(pid, ' '.join(process.cmdline)), file=sys.stderr)
return True
runfile = os.path.join(root_dir, '.pants.run')
lock = Lock.acquire(runfile, onwait=onwait)
else:
lock = Lock.unlocked()
try:
result = command.run(lock)
if result:
run_tracker.set_root_outcome(WorkUnit.FAILURE)
_do_exit(result)
except KeyboardInterrupt:
command.cleanup()
raise
finally:
lock.release()
finally:
run_tracker.end()
# Must kill nailguns only after run_tracker.end() is called, because there may still
# be pending background work that needs a nailgun.
if (hasattr(command.options, 'cleanup_nailguns') and command.options.cleanup_nailguns) \
or config.get('nailgun', 'autokill', default=False):
NailgunTask.killall(None)
def _run():
"""
To add additional paths to sys.path, add a block to the config similar to the following:
[main]
roots: ['src/python/pants_internal/test/',]
"""
version = get_version()
if len(sys.argv) == 2 and sys.argv[1] == _VERSION_OPTION:
_do_exit(version)
root_dir = get_buildroot()
if not os.path.exists(root_dir):
_exit_and_fail('PANTS_BUILD_ROOT does not point to a valid path: %s' % root_dir)
if len(sys.argv) < 2 or (len(sys.argv) == 2 and sys.argv[1] in _HELP_ALIASES):
_help(version, root_dir)
command_class, command_args = _parse_command(root_dir, sys.argv[1:])
parser = optparse.OptionParser(version=version)
RcFile.install_disable_rc_option(parser)
parser.add_option(_LOG_EXIT_OPTION,
action='store_true',
default=False,
dest='log_exit',
help = 'Log an exit message on success or failure.')
config = Config.load()
# TODO: This can be replaced once extensions are enabled with
# https://github.com/pantsbuild/pants/issues/5
roots = config.getlist('parse', 'roots', default=[])
sys.path.extend(map(lambda root: os.path.join(root_dir, root), roots))
# XXX(wickman) This should be in the command goal, not un pants_exe.py!
run_tracker = RunTracker.from_config(config)
report = initial_reporting(config, run_tracker)
run_tracker.start(report)
url = run_tracker.run_info.get_info('report_url')
if url:
run_tracker.log(Report.INFO, 'See a report at: %s' % url)
else:
run_tracker.log(Report.INFO, '(To run a reporting server: ./pants server)')
command = command_class(run_tracker, root_dir, parser, command_args)
try:
if command.serialized():
def onwait(pid):
print('Waiting on pants process %s to complete' % _process_info(pid), file=sys.stderr)
return True
runfile = os.path.join(root_dir, '.pants.run')
lock = Lock.acquire(runfile, onwait=onwait)
else:
lock = Lock.unlocked()
try:
result = command.run(lock)
_do_exit(result)
except KeyboardInterrupt:
command.cleanup()
raise
finally:
lock.release()
finally:
run_tracker.end()
# Must kill nailguns only after run_tracker.end() is called, because there may still
# be pending background work that needs a nailgun.
if (hasattr(command.options, 'cleanup_nailguns') and command.options.cleanup_nailguns) \
or config.get('nailgun', 'autokill', default=False):
NailgunTask.killall(None)
