def post_fork_child(self):
"""Post-fork child process callback executed via ProcessManager.daemonize()."""
# Set the Exiter exception hook post-fork so as not to affect the pantsd processes exception
# hook with socket-specific behavior.
self._exiter.set_except_hook()
# Set context in the process title.
set_process_title('pantsd-runner [{}]'.format(' '.join(self._args)))
# Broadcast our pid to the remote client so they can send us signals (i.e. SIGINT).
NailgunProtocol.write_chunk(self._socket, ChunkType.PID, bytes(os.getpid()))
# Setup a SIGINT signal handler.
self._setup_sigint_handler()
# Invoke a Pants run with stdio redirected.
with self._nailgunned_stdio(self._socket):
try:
# Clean global state.
clean_global_runtime_state(reset_subsystem=True)
# Re-raise any deferred exceptions, if present.
self._raise_deferred_exc()
# Otherwise, conduct a normal run.
LocalPantsRunner(self._exiter, self._args, self._env, self._graph_helper).run()
except KeyboardInterrupt:
self._exiter.exit(1, msg='Interrupted by user.\n')
except Exception:
self._exiter.handle_unhandled_exception(add_newline=True)
else:
self._exiter.exit(0)
def post_fork_child(self):
"""Post-fork child process callback executed via ProcessManager.daemonize()."""
# Set the Exiter exception hook post-fork so as not to affect the pantsd processes exception
# hook with socket-specific behavior.
self._exiter.set_except_hook()
# Set context in the process title.
set_process_title('pantsd-runner [{}]'.format(' '.join(self._args)))
# Broadcast our pid to the remote client so they can send us signals (i.e. SIGINT).
NailgunProtocol.write_chunk(self._socket, ChunkType.PID,
bytes(os.getpid()))
# Setup a SIGINT signal handler.
self._setup_sigint_handler()
# Invoke a Pants run with stdio redirected.
with self._nailgunned_stdio(self._socket):
try:
# Clean global state.
clean_global_runtime_state(reset_subsystem=True)
# Re-raise any deferred exceptions, if present.
self._raise_deferred_exc()
# Otherwise, conduct a normal run.
LocalPantsRunner(self._exiter, self._args, self._env,
self._graph_helper).run()
except KeyboardInterrupt:
self._exiter.exit(1, msg='Interrupted by user.\n')
except Exception:
self._exiter.handle_unhandled_exception(add_newline=True)
else:
self._exiter.exit(0)
def _run(self):
"""Synchronously run pantsd."""
# Switch log output to the daemon's log stream from here forward.
self._setup_logging(self._log_level)
self._logger.info('pantsd starting, log level is {}'.format(self._log_level))
# Purge as much state as possible from the pants run that launched us.
clean_global_runtime_state()
# Set the process name in ps output to 'pantsd' vs './pants compile src/etc:: -ldebug'.
set_process_title('pantsd [{}]'.format(self._build_root))
# Write service socket information to .pids.
self._write_named_sockets(self._socket_map)
# Enter the main service runner loop.
self._setup_services(self._services)
self._run_services(self._services)
def setUp(self):
"""
:API: public
"""
super(BaseTest, self).setUp()
# Avoid resetting the Runtracker here, as that is specific to fork'd process cleanup.
clean_global_runtime_state(reset_runtracker=False,
reset_subsystem=True)
self.real_build_root = BuildRoot().path
self.build_root = os.path.realpath(mkdtemp(suffix='_BUILD_ROOT'))
self.subprocess_dir = os.path.join(self.build_root, '.pids')
self.addCleanup(safe_rmtree, self.build_root)
self.pants_workdir = os.path.join(self.build_root, '.pants.d')
safe_mkdir(self.pants_workdir)
self.options = defaultdict(dict) # scope -> key-value mapping.
self.options[''] = {
'pants_workdir': self.pants_workdir,
'pants_supportdir': os.path.join(self.build_root, 'build-support'),
'pants_distdir': os.path.join(self.build_root, 'dist'),
'pants_configdir': os.path.join(self.build_root, 'config'),
'pants_subprocessdir': self.subprocess_dir,
'cache_key_gen_version': '0-test',
}
self.options['cache'] = {
'read_from': [],
'write_to': [],
}
BuildRoot().path = self.build_root
self.addCleanup(BuildRoot().reset)
self._build_configuration = BuildConfiguration()
self._build_configuration.register_aliases(self.alias_groups)
self.build_file_parser = BuildFileParser(self._build_configuration,
self.build_root)
self.project_tree = FileSystemProjectTree(self.build_root)
self.reset_build_graph()
def setUp(self):
"""
:API: public
"""
super(BaseTest, self).setUp()
# Avoid resetting the Runtracker here, as that is specific to fork'd process cleanup.
clean_global_runtime_state(reset_runtracker=False, reset_subsystem=True)
self.real_build_root = BuildRoot().path
self.build_root = os.path.realpath(mkdtemp(suffix='_BUILD_ROOT'))
self.subprocess_dir = os.path.join(self.build_root, '.pids')
self.addCleanup(safe_rmtree, self.build_root)
self.pants_workdir = os.path.join(self.build_root, '.pants.d')
safe_mkdir(self.pants_workdir)
self.options = defaultdict(dict) # scope -> key-value mapping.
self.options[''] = {
'pants_workdir': self.pants_workdir,
'pants_supportdir': os.path.join(self.build_root, 'build-support'),
'pants_distdir': os.path.join(self.build_root, 'dist'),
'pants_configdir': os.path.join(self.build_root, 'config'),
'pants_subprocessdir': self.subprocess_dir,
'cache_key_gen_version': '0-test',
}
self.options['cache'] = {
'read_from': [],
'write_to': [],
}
BuildRoot().path = self.build_root
self.addCleanup(BuildRoot().reset)
self._build_configuration = BuildConfiguration()
self._build_configuration.register_aliases(self.alias_groups)
self.build_file_parser = BuildFileParser(self._build_configuration, self.build_root)
self.project_tree = FileSystemProjectTree(self.build_root)
self.address_mapper = BuildFileAddressMapper(self.build_file_parser, self.project_tree,
build_ignore_patterns=self.build_ignore_patterns)
self.build_graph = MutableBuildGraph(address_mapper=self.address_mapper)
def setUp(self):
"""
:API: public
"""
super(BaseTest, self).setUp()
# Avoid resetting the Runtracker here, as that is specific to fork'd process cleanup.
clean_global_runtime_state(reset_runtracker=False, reset_subsystem=True)
self.real_build_root = BuildRoot().path
self.build_root = os.path.realpath(mkdtemp(suffix="_BUILD_ROOT"))
self.subprocess_dir = os.path.join(self.build_root, ".pids")
self.addCleanup(safe_rmtree, self.build_root)
self.pants_workdir = os.path.join(self.build_root, ".pants.d")
safe_mkdir(self.pants_workdir)
self.options = defaultdict(dict) # scope -> key-value mapping.
self.options[""] = {
"pants_workdir": self.pants_workdir,
"pants_supportdir": os.path.join(self.build_root, "build-support"),
"pants_distdir": os.path.join(self.build_root, "dist"),
"pants_configdir": os.path.join(self.build_root, "config"),
"pants_subprocessdir": self.subprocess_dir,
"cache_key_gen_version": "0-test",
}
self.options["cache"] = {"read_from": [], "write_to": []}
BuildRoot().path = self.build_root
self.addCleanup(BuildRoot().reset)
self._build_configuration = BuildConfiguration()
self._build_configuration.register_aliases(self.alias_groups)
self.build_file_parser = BuildFileParser(self._build_configuration, self.build_root)
self.project_tree = FileSystemProjectTree(self.build_root)
self.reset_build_graph()