mirror of https://github.com/grpc/grpc.git
Merge pull request #14610 from apolcyn/python_dig
Remove the C++ test dependency on dig and dnsutilspull/14611/head
commit
44dac6050a
10 changed files with 186 additions and 52 deletions
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# Copyright 2017 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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|
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package( |
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default_visibility = ["//visibility:public"], |
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features = [ |
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"-layering_check", |
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"-parse_headers", |
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], |
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) |
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|
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licenses(["notice"]) # Apache v2 |
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load("//bazel:grpc_build_system.bzl", "grpc_py_binary") |
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grpc_py_binary( |
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name = "dns_server", |
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srcs = ["dns_server.py"], |
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testonly = True, |
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external_deps = [ |
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"twisted", |
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"yaml", |
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] |
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) |
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|
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grpc_py_binary( |
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name = "dns_resolver", |
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srcs = ["dns_resolver.py"], |
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testonly = True, |
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external_deps = [ |
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"twisted", |
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] |
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) |
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|
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grpc_py_binary( |
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name = "tcp_connect", |
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srcs = ["tcp_connect.py"], |
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testonly = True, |
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) |
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#!/usr/bin/env python2.7 |
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# Copyright 2015 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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|
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"""Makes DNS queries for A records to specified servers""" |
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import argparse |
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import signal |
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import twisted.internet.task as task |
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import twisted.names.client as client |
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def main(): |
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argp = argparse.ArgumentParser(description='Make DNS queries for A records') |
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argp.add_argument('-s', '--server_host', default='127.0.0.1', type=str, |
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help='Host for DNS server to listen on for TCP and UDP.') |
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argp.add_argument('-p', '--server_port', default=53, type=int, |
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help='Port that the DNS server is listening on.') |
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argp.add_argument('-n', '--qname', default=None, type=str, |
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help=('Name of the record to query for. ')) |
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argp.add_argument('-t', '--timeout', default=1, type=int, |
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help=('Force process exit after this number of seconds.')) |
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args = argp.parse_args() |
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signal.alarm(args.timeout) |
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def OnResolverResultAvailable(result): |
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answers, authority, additional = result |
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for a in answers: |
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print(a.payload) |
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def BeginQuery(reactor, qname): |
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servers = [(args.server_host, args.server_port)] |
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resolver = client.Resolver(servers=servers) |
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deferred_result = resolver.lookupAddress(args.qname) |
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deferred_result.addCallback(OnResolverResultAvailable) |
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return deferred_result |
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task.react(BeginQuery, [args.qname]) |
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|
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if __name__ == '__main__': |
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main() |
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#!/usr/bin/env python2.7 |
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# Copyright 2015 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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|
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"""Opens a TCP connection to a specified server and then exits.""" |
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import argparse |
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import signal |
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import socket |
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def main(): |
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argp = argparse.ArgumentParser(description='Open a TCP handshake to a server') |
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argp.add_argument('-s', '--server_host', default=None, type=str, |
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help='Server host name or IP.') |
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argp.add_argument('-p', '--server_port', default=0, type=int, |
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help='Port that the server is listening on.') |
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argp.add_argument('-t', '--timeout', default=1, type=int, |
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help='Force process exit after this number of seconds.') |
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args = argp.parse_args() |
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signal.alarm(args.timeout) |
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socket.create_connection([args.server_host, args.server_port]) |
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|
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if __name__ == '__main__': |
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main() |
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