#!/usr/bin/env python
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# Copyright 2016 gRPC authors.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from __future__ import print_function
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import os
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import sys
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os.chdir(os.path.join(os.path.dirname(sys.argv[0]), '../../..'))
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# map of banned function signature to whitelist
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BANNED_EXCEPT = {
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'grpc_resource_quota_ref(': ['src/core/lib/iomgr/resource_quota.cc'],
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'grpc_resource_quota_unref(': ['src/core/lib/iomgr/resource_quota.cc'],
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'grpc_slice_buffer_destroy(': ['src/core/lib/slice/slice_buffer.cc'],
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'grpc_slice_buffer_reset_and_unref(':
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['src/core/lib/slice/slice_buffer.cc'],
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'grpc_slice_ref(': ['src/core/lib/slice/slice.cc'],
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'grpc_slice_unref(': ['src/core/lib/slice/slice.cc'],
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'grpc_error_create(':
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['src/core/lib/iomgr/error.cc', 'src/core/lib/iomgr/error_cfstream.cc'],
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'grpc_error_ref(': ['src/core/lib/iomgr/error.cc'],
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'grpc_error_unref(': ['src/core/lib/iomgr/error.cc'],
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'grpc_os_error(': ['src/core/lib/iomgr/error.cc'],
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'grpc_wsa_error(': ['src/core/lib/iomgr/error.cc'],
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'grpc_log_if_error(': ['src/core/lib/iomgr/error.cc'],
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'grpc_slice_malloc(': ['src/core/lib/slice/slice.cc'],
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'grpc_closure_create(': ['src/core/lib/iomgr/closure.cc'],
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'grpc_closure_init(': ['src/core/lib/iomgr/closure.cc'],
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'grpc_closure_sched(': ['src/core/lib/iomgr/closure.cc'],
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'grpc_closure_run(': ['src/core/lib/iomgr/closure.cc'],
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'grpc_closure_list_sched(': ['src/core/lib/iomgr/closure.cc'],
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'gpr_getenv_silent(': [
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'src/core/lib/gpr/log.cc', 'src/core/lib/gpr/env_linux.cc',
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'src/core/lib/gpr/env_posix.cc', 'src/core/lib/gpr/env_windows.cc'
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],
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}
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errors = 0
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num_files = 0
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for root, dirs, files in os.walk('src/core'):
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if root.startswith('src/core/tsi'): continue
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for filename in files:
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num_files += 1
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path = os.path.join(root, filename)
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if os.path.splitext(path)[1] != '.cc': continue
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with open(path) as f:
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text = f.read()
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for banned, exceptions in BANNED_EXCEPT.items():
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if path in exceptions: continue
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if banned in text:
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print('Illegal use of "%s" in %s' % (banned, path))
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errors += 1
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assert errors == 0
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# This check comes about from this issue:
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# https://github.com/grpc/grpc/issues/15381
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# Basically, a change rendered this script useless and we did not realize it.
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# This dumb check ensures that this type of issue doesn't occur again.
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assert num_files > 300 # we definitely have more than 300 files
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