def __init__(self, argv):
"""Init the class."""
self.options, others = self._cmd_parse(argv)
# If '--' in arguments, use all other arguments after it as run
# arguments
if '--' in others:
pos = others.index('--')
self.targets = others[:pos]
self.options.args = others[pos + 1:]
else:
self.targets = others
self.options.args = []
for t in self.targets:
if t.startswith('-'):
console.fatal('Unrecognized option %s, use blade [action] '
'--help to get all the options' % t)
command = self.options.command
# Check the options with different sub command
actions = {
'build': self._check_build_command,
'clean': self._check_clean_command,
'dump': self._check_dump_command,
'query': self._check_query_command,
'run': self._check_run_command,
'test': self._check_test_command,
}
actions[command]()
def _expand_target_deps(target_id, targets, root_targets=None):
"""_expand_target_deps.
Return all targets depended by target_id directly and/or indirectly.
We need the parameter root_target_id to check loopy dependency.
"""
target = targets[target_id]
if target.expanded_deps is not None:
return target.expanded_deps
if root_targets is None:
root_targets = set()
root_targets.add(target_id)
new_deps_list = []
for d in target.deps:
# loop dependency
if d in root_targets:
err_msg = ''
for t in root_targets:
err_msg += '//%s --> ' % t
console.fatal('Loop dependency found: //%s --> [%s]' %
(d, err_msg))
new_deps_list.append(d)
new_deps_list += _expand_target_deps(d, targets, root_targets)
target.check_visibility()
new_deps_list = _unique_deps(new_deps_list)
target.expanded_deps = new_deps_list
root_targets.remove(target_id)
return new_deps_list
def _compiler_target_arch(self):
"""Compiler(gcc) target architecture."""
arch = ToolChain.get_cc_target_arch()
pos = arch.find('-')
if pos == -1:
console.fatal('Unknown target architecture %s from gcc.' % arch)
return arch[:pos]
def _check_run_targets(self):
"""check that run command should have only one target."""
if len(self.targets) != 1 or ':' not in self.targets[
0] or self.targets[0].endswith('...'):
console.fatal('Please specify a single target to run: '
'blade run //target_path:target_name (or '
'a_path:target_name)')
def _normalize_one(target, working_dir):
"""Normalize target from command line form into canonical form.
Target canonical form: dir:name
dir: relative to blade_root_dir, use '.' for blade_root_dir
name: name if target is dir:name
'*' if target is dir
'...' if target is dir/...
"""
if target.startswith('//'):
target = target[2:]
elif target.startswith('/'):
console.fatal('Invalid target "%s" starting from root path.' % target)
else:
if working_dir != '.':
target = os.path.join(working_dir, target)
if ':' in target:
path, name = target.rsplit(':', 1)
else:
if target.endswith('...'):
path = target[:-3]
name = '...'
else:
path = target
name = '*'
path = os.path.normpath(path)
return '%s:%s' % (path, name)
def _find_all_deps(target_id, targets, deps_map_cache, root_targets=None):
"""_find_all_deps.
Return all targets depended by target_id directly and/or indirectly.
We need the parameter root_target_id to check loopy dependency.
"""
new_deps_list = deps_map_cache.get(target_id)
if new_deps_list is not None:
return new_deps_list
if root_targets is None:
root_targets = set()
root_targets.add(target_id)
new_deps_list = []
for d in targets[target_id].expanded_deps:
# loop dependency
if d in root_targets:
err_msg = ''
for t in root_targets:
err_msg += '//%s:%s --> ' % (t[0], t[1])
console.fatal('Loop dependency found: //%s:%s --> [%s]' %
(d[0], d[1], err_msg))
_check_dep_visibility(target_id, d, targets)
new_deps_list.append(d)
new_deps_list += _find_all_deps(d, targets, deps_map_cache,
root_targets)
new_deps_list = _unique_deps(new_deps_list)
deps_map_cache[target_id] = new_deps_list
root_targets.remove(target_id)
return new_deps_list
def go_package(name,
deps=[],
testdata=[],
visibility=None,
extra_goflags=None):
path = build_manager.instance.get_current_source_path()
srcs, tests = find_go_srcs(path)
if not srcs and not tests:
console.fatal('Empty go sources in %s' % path)
if srcs:
main = False
for src in srcs:
package = extract_go_package(os.path.join(path, src))
if package == 'main':
main = True
break
if main:
go_binary(name=name,
srcs=srcs,
deps=deps,
visibility=visibility,
extra_goflags=extra_goflags)
else:
go_library(name=name,
srcs=srcs,
deps=deps,
visibility=visibility,
extra_goflags=extra_goflags)
if tests:
go_test(name='%s_test' % name,
srcs=tests,
deps=deps,
visibility=visibility,
testdata=testdata,
extra_goflags=extra_goflags)
def parse(self, argv):
"""Parse command line."""
options, others = self._arg_parser.parse_known_args(argv)
# If '--' in arguments, use all other arguments after it as run
# arguments
if '--' in others:
pos = others.index('--')
targets = others[:pos]
options.args = others[pos + 1:]
else:
targets = others
options.args = []
for t in targets:
if t.startswith('-'):
console.fatal('Unrecognized option %s, use blade [action] '
'--help to get all the options' % t)
command = options.command
# Check the options with different sub command
self._check_subcommand(command, options, targets)
return command, options, targets
def __init__(self,
name,
srcs,
deps,
visibility,
base,
kwargs):
"""Init method. """
super(PrebuiltPythonLibrary, self).__init__(
name=name,
type='prebuilt_py_library',
srcs=srcs,
deps=deps,
visibility=visibility,
base=base,
kwargs=kwargs)
if base:
self.fatal("Prebuilt py_library doesn't support base")
if len(self.srcs) != 1:
self.fatal('There can only be 1 file in prebuilt py_library')
src = self.srcs[0]
if not src.endswith('.egg') and not src.endswith('.whl'):
console.fatal(
'%s: Invalid file "%s" in srcs, prebuilt py_library only support egg and whl' %
(self.fullname, src))
def __init__(self, log_dir):
"""Init method. """
if not os.path.exists(log_dir):
os.makedirs(log_dir)
self.__log_dir = log_dir
# key: (id, classifier)
# id: jar id in the format group:artifact:version
# value: an instance of MavenArtifact
self.__jar_database = {}
java_config = config.get_section('java_config')
self.__maven = java_config.get('maven')
self.__central_repository = java_config.get('maven_central')
self._check_config()
self.__snapshot_update_policy = java_config.get(
'maven_snapshot_update_policy')
if self.__snapshot_update_policy == 'interval':
interval = java_config.get('maven_snapshot_update_interval')
if not interval:
console.fatal(
'java_config: "maven_snapshot_update_interval" is required when '
'"maven_snapshot_update_policy" is "interval"')
self.__snapshot_update_interval = interval * 60 # minutes
else:
self.__snapshot_update_interval = 86400
# Local repository is set to the maven default directory
# and could not be configured currently
local_repository = '~/.m2/repository'
self.__local_repository = os.path.expanduser(local_repository)
# Download the snapshot artifact daily
self.__build_time = time.time()
def __load_build_file(source_dir, blade):
"""
Load and execute the BUILD file, which is a Python script, in source_dir.
Statements in BUILD depends on global variable current_source_dir, and will
register build target/rules into global variables target_database.
Report error and exit if path/BUILD does NOT exist.
"""
if not os.path.isdir(source_dir):
_report_not_exist('Directory', source_dir, source_dir, blade)
return False
old_current_source_path = blade.get_current_source_path()
try:
blade.set_current_source_path(source_dir)
build_file = os.path.join(source_dir, 'BUILD')
if os.path.isfile(build_file):
try:
# The magic here is that a BUILD file is a Python script,
# which can be loaded and executed by execfile().
global __current_globals
__current_globals = build_rules.get_all()
exec_file(build_file, __current_globals, None)
return True
except SystemExit:
console.fatal('%s: Fatal error' % build_file)
except: # pylint: disable=bare-except
console.fatal('Parse error in %s\n%s' %
(build_file, traceback.format_exc()))
else:
_report_not_exist('File', build_file, source_dir, blade)
finally:
blade.set_current_source_path(old_current_source_path)
return False
def query_dependency_tree(self, output_file):
"""Query the dependency tree of the specified targets. """
if self.__options.dependents:
console.fatal('Only query --deps can be output as tree format')
print(file=output_file)
for key in self.__expanded_command_targets:
self._query_dependency_tree(key, 0, self.__build_targets, output_file)
print(file=output_file)
def generate_proto_rules(self):
proto_config = config.get_section('proto_library_config')
protoc = proto_config['protoc']
protoc_java = protoc
if proto_config['protoc_java']:
protoc_java = proto_config['protoc_java']
protobuf_incs = protoc_import_path_option(proto_config['protobuf_incs'])
protobuf_java_incs = protobuf_incs
if proto_config['protobuf_java_incs']:
protobuf_java_incs = protoc_import_path_option(proto_config['protobuf_java_incs'])
self._add_rule(textwrap.dedent('''\
protocflags =
protoccpppluginflags =
protocjavapluginflags =
protocpythonpluginflags =
'''))
self.generate_rule(name='proto',
command='%s --proto_path=. %s -I=`dirname ${in}` '
'--cpp_out=%s ${protocflags} ${protoccpppluginflags} ${in}' % (
protoc, protobuf_incs, self.build_dir),
description='PROTOC ${in}')
self.generate_rule(name='protojava',
command='%s --proto_path=. %s --java_out=%s/`dirname ${in}` '
'${protocjavapluginflags} ${in}' % (
protoc_java, protobuf_java_incs, self.build_dir),
description='PROTOCJAVA ${in}')
self.generate_rule(name='protopython',
command='%s --proto_path=. %s -I=`dirname ${in}` '
'--python_out=%s ${protocpythonpluginflags} ${in}' % (
protoc, protobuf_incs, self.build_dir),
description='PROTOCPYTHON ${in}')
self.generate_rule(name='protodescriptors',
command='%s --proto_path=. %s -I=`dirname ${first}` '
'--descriptor_set_out=${out} --include_imports '
'--include_source_info ${in}' % (
protoc, protobuf_incs),
description='PROTODESCRIPTORS ${in}')
protoc_go_plugin = proto_config['protoc_go_plugin']
if protoc_go_plugin:
go_home = config.get_item('go_config', 'go_home')
go_module_enabled = config.get_item('go_config', 'go_module_enabled')
go_module_relpath = config.get_item('go_config', 'go_module_relpath')
if not go_home:
console.fatal('"go_config.go_home" is not configured')
if go_module_enabled and not go_module_relpath:
outdir = proto_config['protobuf_go_path']
else:
outdir = os.path.join(go_home, 'src')
subplugins = proto_config['protoc_go_subplugins']
if subplugins:
go_out = 'plugins=%s:%s' % ('+'.join(subplugins), outdir)
else:
go_out = outdir
self.generate_rule(name='protogo',
command='%s --proto_path=. %s -I=`dirname ${in}` '
'--plugin=protoc-gen-go=%s --go_out=%s ${in}' % (
protoc, protobuf_incs, protoc_go_plugin, go_out),
description='PROTOCGOLANG ${in}')
def lock_workspace(build_dir):
_BUILDING_LOCK_FILE = '.blade.building.lock'
lock_file_fd, ret_code = lock_file(os.path.join(build_dir, _BUILDING_LOCK_FILE))
if lock_file_fd == -1:
if ret_code == errno.EAGAIN:
console.fatal('There is already an active building in current workspace.')
else:
console.fatal('Lock exception, please try it later.')
return lock_file_fd
def _check_run_targets(self):
"""check that run command should have only one target. """
if not self.targets or ':' not in self.targets[0]:
console.fatal('Please specify a single target to run: '
'blade run //target_path:target_name (or '
'a_path:target_name)')
if len(self.targets) > 1:
console.warning(
'Run command will only take one target to build and run')
def register_target(self, target):
"""Register a target into blade target database.
It is used to do quick looking.
"""
key = target.key
# Check whether there is already a key in database
if key in self.__target_database:
console.fatal('Target %s is duplicate in //%s/BUILD' % (target.name, target.path))
self.__target_database[key] = target
def try_parse_file(self, filename):
"""load the configuration file and parse. """
try:
self.current_file_name = filename
if os.path.exists(filename):
console.info('Loading config file "%s"' % filename)
exec_(filename, _config_globals, None)
except SystemExit:
console.fatal('Parse error in config file %s' % filename)
finally:
self.current_file_name = ''
def _dump_compdb(options, output_file_name):
backend_builder = config.get_item('global_config', 'backend_builder')
if backend_builder != 'ninja':
console.fatal('Dump compdb only work when backend_builder is ninja')
rules = build_manager.instance.get_all_rule_names()
cmd = ['ninja', '-f', build_manager.instance.build_script(), '-t', 'compdb']
cmd += rules
cmdstr = subprocess.list2cmdline(cmd)
cmdstr += ' > '
cmdstr += output_file_name
return _run_backend_builder(cmdstr)
def __check_test_data_dest(self, target, dest, dest_list):
"""Check whether the destination of test data is valid or not. """
dest_norm = os.path.normpath(dest)
if dest in dest_list:
console.fatal('Ambiguous testdata of %s: %s, exit...' % (target.fullname, dest))
for item in dest_list:
item_norm = os.path.normpath(item)
if len(dest_norm) >= len(item_norm):
long_path, short_path = dest_norm, item_norm
else:
long_path, short_path = item_norm, dest_norm
if long_path.startswith(short_path) and long_path[len(short_path)] == '/':
target.fatal('"%s" could not exist with "%s" in testdata' % (dest, item))
def _parse_qyery_path_to(self):
"""Parse the `--path-to` command line argument"""
if not self.__options.query_path_to:
return set()
result = set()
for id in target.normalize(self.__options.query_path_to.split(','),
self.__working_dir):
if id not in self.__target_database:
console.fatal(
'Invalid argument: "--path_to=%s", target "%s" does not exist'
% (self.__options.query_path_to, id))
result.add(id)
return result
def try_parse_file(self, filename):
"""load the configuration file and parse. """
try:
self.current_file_name = filename
if os.path.exists(filename):
console.info('Loading config file "%s"' % filename)
with open(filename, 'rb') as f:
content = f.read()
self.__md5.update(content)
exec_file_content(filename, content, _config_globals, None)
except SystemExit:
console.fatal('Parse error in config file %s' % filename)
finally:
self.current_file_name = ''
def _check_thrift_srcs_name(self, srcs):
"""Checks whether the thrift file's name ends with 'thrift'. """
error = 0
for src in srcs:
base_name = os.path.basename(src)
pos = base_name.rfind('.')
if pos == -1:
console.error('Invalid thrift file name %s' % src)
error += 1
file_suffix = base_name[pos + 1:]
if file_suffix != 'thrift':
console.error('Invalid thrift file name %s' % src)
error += 1
if error > 0:
console.fatal('Invalid thrift file names found.')
def find_blade_root_dir(working_dir=None):
"""find_blade_root_dir to find the dir holds the BLADE_ROOT file.
The blade_root_dir is the directory which is the closest upper level
directory of the current working directory, and containing a file
named BLADE_ROOT.
"""
blade_root = find_file_bottom_up('BLADE_ROOT', from_dir=working_dir)
if not blade_root:
console.fatal(
"Can't find the file 'BLADE_ROOT' in this or any upper directory.\n"
"Blade need this file as a placeholder to locate the root source directory "
"(aka the directory where you #include start from).\n"
"You should create it manually at the first time.")
return os.path.dirname(blade_root)
def _get_cc_version(self):
version = ''
if 'gcc' in self.cc:
returncode, stdout, stderr = ToolChain._execute(self.cc + ' -dumpversion')
if returncode == 0:
version = stdout.strip()
elif 'clang' in self.cc:
returncode, stdout, stderr = ToolChain._execute(self.cc + ' --version')
if returncode == 0:
line = stdout.splitlines()[0]
pos = line.find('version')
if pos == -1:
version = line
else:
version = line[pos + len('version') + 1:]
if not version:
console.fatal('Failed to obtain cc toolchain.')
return version
def __init__(self, path):
self.path = path
if not os.path.isfile(self.path):
console.fatal('"%s" is not a valid file.' % self.path)
self.thrift_name = os.path.basename(self.path)[:-7]
# Package name for each language.
self.package_name = {}
# Set to true if there is at least one const definition in the
# thrift file.
self.has_constants = False
self.enums = []
self.structs = []
self.exceptions = []
self.services = []
# Parse the thrift IDL file.
self._parse_file()
def _check_dep_visibility(target, dep, targets):
"""Check whether target is able to depend on dep. """
if dep not in targets:
console.fatal(
'Target %s:%s depends on %s:%s, but it is missing, exit...' %
(target[0], target[1], dep[0], dep[1]))
# Targets are visible inside the same BUILD file by default
if target[0] == dep[0]:
return
d = targets[dep]
visibility = getattr(d, 'visibility', 'PUBLIC')
if visibility == 'PUBLIC':
return
if target not in visibility:
console.fatal(
'%s:%s is not allowed to depend on %s because of visibility.' %
(target[0], target[1], d.fullname))
def _check_plat_and_profile_options(self, options, targets):
"""check platform and profile options."""
compiler_arch = self._compiler_target_arch()
arch = BuildArchitecture.get_canonical_architecture(compiler_arch)
if arch is None:
console.fatal('Unknown architecture: %s' % compiler_arch)
m = options.m
if not m:
options.arch = arch
options.bits = BuildArchitecture.get_architecture_bits(arch)
assert options.bits
else:
options.bits = m
options.arch = BuildArchitecture.get_model_architecture(arch, m)
if options.arch is None:
console.fatal(
'"-m%s" is not supported by the architecture %s' %
(m, compiler_arch))
def _check_srcs(self):
"""Check source files.
"""
dups = []
srcset = set()
for s in self.srcs:
if s in srcset:
dups.append(s)
else:
srcset.add(s)
if dups:
self.fatal('Duplicate source file paths: %s ' % dups)
# Check if one file belongs to two different targets.
action = config.get_item('global_config', 'duplicated_source_action')
for s in self.srcs:
if '..' in s or s.startswith('/'):
self.fatal(
'Invalid source file path: %s. can only be relative path, and must '
'in current directory or subdirectories.' % s)
src = os.path.normpath(os.path.join(self.path, s))
target = self.fullname, self._allow_duplicate_source()
if src not in Target.__src_target_map:
Target.__src_target_map[src] = target
else:
target_existed = Target.__src_target_map[src]
if target_existed != target:
# Always preserve the target which disallows
# duplicate source files in the map
if target_existed[1]:
Target.__src_target_map[src] = target
elif target[1]:
pass
else:
message = 'Source file %s belongs to {%s, %s}' % (
s, target_existed[0], target[0])
if action == 'error':
console.fatal(message)
elif action == 'warning':
console.warning(message)
def _load_build_file(source_dir, processed_source_dirs, blade):
"""Load the BUILD and place the targets into database.
Invoked by _load_targets. Load and execute the BUILD
file, which is a Python script, in source_dir. Statements in BUILD
depends on global variable current_source_dir, and will register build
target/rules into global variables target_database. Report error
and exit if path/BUILD does NOT exist.
The parameters processed_source_dirs refers to a set defined in the
caller and used to avoid duplicated execution of BUILD files.
"""
source_dir = os.path.normpath(source_dir)
# TODO(yiwang): the character '#' is a magic value.
if source_dir in processed_source_dirs or source_dir == '#':
return
processed_source_dirs.add(source_dir)
if not os.path.exists(source_dir):
_report_not_exist('Directory', source_dir, source_dir, blade)
return
old_current_source_path = blade.get_current_source_path()
try:
blade.set_current_source_path(source_dir)
build_file = os.path.join(source_dir, 'BUILD')
if os.path.exists(build_file) and not os.path.isdir(build_file):
try:
# The magic here is that a BUILD file is a Python script,
# which can be loaded and executed by execfile().
global __current_globles
__current_globles = build_rules.get_all()
exec_file(build_file, __current_globles, None)
except SystemExit:
console.fatal('%s: Fatal error' % build_file)
except: # pylint: disable=bare-except
console.fatal('Parse error in %s\n%s' % (
build_file, traceback.format_exc()))
else:
_report_not_exist('File', build_file, source_dir, blade)
finally:
blade.set_current_source_path(old_current_source_path)
def _parse_file(self):
for line in open(self.path):
line = line.strip()
if line.startswith('//') or line.startswith('#'):
continue
pos = line.find('//')
if pos != -1:
line = line[:pos]
pos = line.find('#')
if pos != -1:
line = line[:pos]
matched = re.match('^namespace ([0-9_a-zA-Z]+) ([0-9_a-zA-Z.]+)',
line)
if matched:
lang, package = matched.groups()
self.package_name[lang] = package
continue
matched = re.match(
'(const|struct|service|enum|exception) ([0-9_a-zA-Z]+)', line)
if not matched:
continue
kw, name = matched.groups()
if kw == 'const':
self.has_constants = True
elif kw == 'struct':
self.structs.append(name)
elif kw == 'service':
self.services.append(name)
elif kw == 'enum':
self.enums.append(name)
elif kw == 'exception':
self.exceptions.append(name)
if self.has_constants or self.structs or self.enums or \
self.exceptions or self.services:
pass
else:
console.fatal('%s is an empty thrift file.' % self.path)
