# Copyright 2017 gRPC authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

# Defines languages, runtimes and releases for backward compatibility testing

from collections import OrderedDict


def get_github_repo(lang):
    return {
        'dart': 'https://github.com/grpc/grpc-dart.git',
        'go': 'https://github.com/grpc/grpc-go.git',
        'java': 'https://github.com/grpc/grpc-java.git',
        'node': 'https://github.com/grpc/grpc-node.git',
        # all other languages use the grpc.git repo.
    }.get(lang, 'https://github.com/grpc/grpc.git')


def get_release_tags(lang):
    """Returns list of known releases for given language."""
    return list(LANG_RELEASE_MATRIX[lang].keys())


def get_runtimes_for_lang_release(lang, release):
    """Get list of valid runtimes for given release of lang."""
    runtimes = list(LANG_RUNTIME_MATRIX[lang])
    release_info = LANG_RELEASE_MATRIX[lang].get(release)
    if release_info and release_info.runtimes:
        runtimes = list(release_info.runtimes)
    return runtimes


def should_build_docker_interop_image_from_release_tag(lang):
    # All dockerfile definitions live in grpc/grpc repository.
    # For language that have a separate repo, we need to use
    # dockerfile definitions from head of grpc/grpc.
    if lang in ['go', 'java', 'node']:
        return False
    return True


# Dictionary of default runtimes per language
LANG_RUNTIME_MATRIX = {
    'cxx': ['cxx'],  # This is actually debian8.
    'go': ['go1.8', 'go1.11', 'go1.16'],
    'java': ['java'],
    'python': ['python', 'pythonasyncio'],
    'node': ['node'],
    'ruby': ['ruby'],
    'php': ['php7'],
    'csharp': ['csharp', 'csharpcoreclr'],
}


class ReleaseInfo:
    """Info about a single release of a language"""

    def __init__(self, patch=[], runtimes=[], testcases_file=None):
        self.patch = patch
        self.runtimes = runtimes
        self.testcases_file = testcases_file


# Dictionary of known releases for given language.
LANG_RELEASE_MATRIX = {
    'cxx':
        OrderedDict([
            ('v1.0.1', ReleaseInfo(testcases_file='cxx__v1.0.1')),
            ('v1.1.4', ReleaseInfo(testcases_file='cxx__v1.0.1')),
            ('v1.2.5', ReleaseInfo(testcases_file='cxx__v1.0.1')),
            ('v1.3.9', ReleaseInfo(testcases_file='cxx__v1.0.1')),
            ('v1.4.2', ReleaseInfo(testcases_file='cxx__v1.0.1')),
            ('v1.6.6', ReleaseInfo(testcases_file='cxx__v1.0.1')),
            ('v1.7.2', ReleaseInfo(testcases_file='cxx__v1.0.1')),
            ('v1.8.0', ReleaseInfo(testcases_file='cxx__v1.0.1')),
            ('v1.9.1', ReleaseInfo(testcases_file='cxx__v1.0.1')),
            ('v1.10.1', ReleaseInfo(testcases_file='cxx__v1.0.1')),
            ('v1.11.1', ReleaseInfo(testcases_file='cxx__v1.0.1')),
            ('v1.12.0', ReleaseInfo(testcases_file='cxx__v1.0.1')),
            ('v1.13.0', ReleaseInfo(testcases_file='cxx__v1.0.1')),
            ('v1.14.1', ReleaseInfo(testcases_file='cxx__v1.0.1')),
            ('v1.15.0', ReleaseInfo(testcases_file='cxx__v1.0.1')),
            ('v1.16.0', ReleaseInfo(testcases_file='cxx__v1.0.1')),
            ('v1.17.1', ReleaseInfo(testcases_file='cxx__v1.0.1')),
            ('v1.18.0', ReleaseInfo(testcases_file='cxx__v1.0.1')),
            ('v1.19.0', ReleaseInfo(testcases_file='cxx__v1.0.1')),
            ('v1.20.0', ReleaseInfo(testcases_file='cxx__v1.31.1')),
            ('v1.21.4', ReleaseInfo(testcases_file='cxx__v1.31.1')),
            ('v1.22.0', ReleaseInfo(testcases_file='cxx__v1.31.1')),
            ('v1.22.1', ReleaseInfo(testcases_file='cxx__v1.31.1')),
            ('v1.23.0', ReleaseInfo(testcases_file='cxx__v1.31.1')),
            ('v1.24.0', ReleaseInfo(testcases_file='cxx__v1.31.1')),
            ('v1.25.0', ReleaseInfo(testcases_file='cxx__v1.31.1')),
            ('v1.26.0', ReleaseInfo(testcases_file='cxx__v1.31.1')),
            ('v1.27.3', ReleaseInfo(testcases_file='cxx__v1.31.1')),
            ('v1.30.0', ReleaseInfo(testcases_file='cxx__v1.31.1')),
            ('v1.31.1', ReleaseInfo(testcases_file='cxx__v1.31.1')),
            ('v1.32.0', ReleaseInfo()),
            ('v1.33.2', ReleaseInfo()),
            ('v1.34.0', ReleaseInfo()),
            ('v1.35.0', ReleaseInfo()),
            ('v1.36.3', ReleaseInfo()),
            ('v1.37.0', ReleaseInfo()),
            ('v1.38.0', ReleaseInfo()),
            ('v1.39.0', ReleaseInfo()),
            ('v1.41.1', ReleaseInfo()),
        ]),
    'go':
        OrderedDict([
            ('v1.0.5',
             ReleaseInfo(runtimes=['go1.8'], testcases_file='go__v1.0.5')),
            ('v1.2.1',
             ReleaseInfo(runtimes=['go1.8'], testcases_file='go__v1.0.5')),
            ('v1.3.0',
             ReleaseInfo(runtimes=['go1.8'], testcases_file='go__v1.0.5')),
            ('v1.4.2',
             ReleaseInfo(runtimes=['go1.8'], testcases_file='go__v1.0.5')),
            ('v1.5.2',
             ReleaseInfo(runtimes=['go1.8'], testcases_file='go__v1.0.5')),
            ('v1.6.0',
             ReleaseInfo(runtimes=['go1.8'], testcases_file='go__v1.0.5')),
            ('v1.7.4',
             ReleaseInfo(runtimes=['go1.8'], testcases_file='go__v1.0.5')),
            ('v1.8.2',
             ReleaseInfo(runtimes=['go1.8'], testcases_file='go__v1.0.5')),
            ('v1.9.2',
             ReleaseInfo(runtimes=['go1.8'], testcases_file='go__v1.0.5')),
            ('v1.10.1',
             ReleaseInfo(runtimes=['go1.8'], testcases_file='go__v1.0.5')),
            ('v1.11.3',
             ReleaseInfo(runtimes=['go1.8'], testcases_file='go__v1.0.5')),
            ('v1.12.2',
             ReleaseInfo(runtimes=['go1.8'], testcases_file='go__v1.0.5')),
            ('v1.13.0',
             ReleaseInfo(runtimes=['go1.8'], testcases_file='go__v1.0.5')),
            ('v1.14.0',
             ReleaseInfo(runtimes=['go1.8'], testcases_file='go__v1.0.5')),
            ('v1.15.0',
             ReleaseInfo(runtimes=['go1.8'], testcases_file='go__v1.0.5')),
            ('v1.16.0',
             ReleaseInfo(runtimes=['go1.8'], testcases_file='go__v1.0.5')),
            ('v1.17.0',
             ReleaseInfo(runtimes=['go1.11'], testcases_file='go__v1.0.5')),
            ('v1.18.0',
             ReleaseInfo(runtimes=['go1.11'], testcases_file='go__v1.0.5')),
            ('v1.19.0',
             ReleaseInfo(runtimes=['go1.11'], testcases_file='go__v1.0.5')),
            ('v1.20.0',
             ReleaseInfo(runtimes=['go1.11'], testcases_file='go__v1.20.0')),
            ('v1.21.3',
             ReleaseInfo(runtimes=['go1.11'], testcases_file='go__v1.20.0')),
            ('v1.22.3',
             ReleaseInfo(runtimes=['go1.11'], testcases_file='go__v1.20.0')),
            ('v1.23.1',
             ReleaseInfo(runtimes=['go1.11'], testcases_file='go__v1.20.0')),
            ('v1.24.0',
             ReleaseInfo(runtimes=['go1.11'], testcases_file='go__v1.20.0')),
            ('v1.25.0',
             ReleaseInfo(runtimes=['go1.11'], testcases_file='go__v1.20.0')),
            ('v1.26.0',
             ReleaseInfo(runtimes=['go1.11'], testcases_file='go__v1.20.0')),
            ('v1.27.1',
             ReleaseInfo(runtimes=['go1.11'], testcases_file='go__v1.20.0')),
            ('v1.28.0',
             ReleaseInfo(runtimes=['go1.11'], testcases_file='go__v1.20.0')),
            ('v1.29.0',
             ReleaseInfo(runtimes=['go1.11'], testcases_file='go__v1.20.0')),
            ('v1.30.0',
             ReleaseInfo(runtimes=['go1.11'], testcases_file='go__v1.20.0')),
            ('v1.31.1',
             ReleaseInfo(runtimes=['go1.11'], testcases_file='go__v1.20.0')),
            ('v1.32.0',
             ReleaseInfo(runtimes=['go1.11'], testcases_file='go__v1.20.0')),
            ('v1.33.1',
             ReleaseInfo(runtimes=['go1.11'], testcases_file='go__v1.20.0')),
            ('v1.34.0', ReleaseInfo(runtimes=['go1.11'])),
            ('v1.35.0', ReleaseInfo(runtimes=['go1.11'])),
            ('v1.36.0', ReleaseInfo(runtimes=['go1.11'])),
            ('v1.37.0', ReleaseInfo(runtimes=['go1.11'])),
            # NOTE: starting from release v1.38.0, use runtimes=['go1.16']
            ('v1.38.1', ReleaseInfo(runtimes=['go1.16'])),
            ('v1.39.1', ReleaseInfo(runtimes=['go1.16'])),
            ('v1.40.0', ReleaseInfo(runtimes=['go1.16'])),
            ('v1.41.0', ReleaseInfo(runtimes=['go1.16'])),
        ]),
    'java':
        OrderedDict([
            ('v1.0.3',
             ReleaseInfo(runtimes=['java_oracle8'],
                         testcases_file='java__v1.0.3')),
            ('v1.1.2',
             ReleaseInfo(runtimes=['java_oracle8'],
                         testcases_file='java__v1.0.3')),
            ('v1.2.0',
             ReleaseInfo(runtimes=['java_oracle8'],
                         testcases_file='java__v1.0.3')),
            ('v1.3.1',
             ReleaseInfo(runtimes=['java_oracle8'],
                         testcases_file='java__v1.0.3')),
            ('v1.4.0',
             ReleaseInfo(runtimes=['java_oracle8'],
                         testcases_file='java__v1.0.3')),
            ('v1.5.0',
             ReleaseInfo(runtimes=['java_oracle8'],
                         testcases_file='java__v1.0.3')),
            ('v1.6.1',
             ReleaseInfo(runtimes=['java_oracle8'],
                         testcases_file='java__v1.0.3')),
            ('v1.7.1', ReleaseInfo(testcases_file='java__v1.0.3')),
            ('v1.8.0',
             ReleaseInfo(runtimes=['java_oracle8'],
                         testcases_file='java__v1.0.3')),
            ('v1.9.1',
             ReleaseInfo(runtimes=['java_oracle8'],
                         testcases_file='java__v1.0.3')),
            ('v1.10.1',
             ReleaseInfo(runtimes=['java_oracle8'],
                         testcases_file='java__v1.0.3')),
            ('v1.11.0',
             ReleaseInfo(runtimes=['java_oracle8'],
                         testcases_file='java__v1.0.3')),
            ('v1.12.1', ReleaseInfo(testcases_file='java__v1.0.3')),
            ('v1.13.2', ReleaseInfo(testcases_file='java__v1.0.3')),
            ('v1.14.0',
             ReleaseInfo(runtimes=['java_oracle8'],
                         testcases_file='java__v1.0.3')),
            ('v1.15.1', ReleaseInfo(testcases_file='java__v1.0.3')),
            ('v1.16.1',
             ReleaseInfo(runtimes=['java_oracle8'],
                         testcases_file='java__v1.0.3')),
            ('v1.17.2', ReleaseInfo(testcases_file='java__v1.0.3')),
            ('v1.18.0',
             ReleaseInfo(runtimes=['java_oracle8'],
                         testcases_file='java__v1.0.3')),
            ('v1.19.0',
             ReleaseInfo(runtimes=['java_oracle8'],
                         testcases_file='java__v1.0.3')),
            ('v1.20.0', ReleaseInfo(runtimes=['java_oracle8'])),
            ('v1.21.1', ReleaseInfo()),
            ('v1.22.2', ReleaseInfo()),
            ('v1.23.0', ReleaseInfo()),
            ('v1.24.0', ReleaseInfo()),
            ('v1.25.0', ReleaseInfo()),
            ('v1.26.1', ReleaseInfo()),
            ('v1.27.2', ReleaseInfo()),
            ('v1.28.1', ReleaseInfo()),
            ('v1.29.0', ReleaseInfo()),
            ('v1.30.2', ReleaseInfo()),
            ('v1.31.2', ReleaseInfo()),
            ('v1.32.3', ReleaseInfo()),
            ('v1.33.1', ReleaseInfo()),
            ('v1.34.1', ReleaseInfo()),
            ('v1.35.1', ReleaseInfo()),
            ('v1.36.1', ReleaseInfo()),
            ('v1.37.1', ReleaseInfo()),
            ('v1.38.1', ReleaseInfo()),
            ('v1.39.0', ReleaseInfo()),
            ('v1.40.1', ReleaseInfo()),
            ('v1.41.0', ReleaseInfo()),
            ('v1.42.1', ReleaseInfo()),
        ]),
    'python':
        OrderedDict(
            [
                ('v1.0.x',
                 ReleaseInfo(runtimes=['python'],
                             testcases_file='python__v1.0.x')),
                ('v1.1.4',
                 ReleaseInfo(runtimes=['python'],
                             testcases_file='python__v1.0.x')),
                ('v1.2.5',
                 ReleaseInfo(runtimes=['python'],
                             testcases_file='python__v1.0.x')),
                ('v1.3.9',
                 ReleaseInfo(runtimes=['python'],
                             testcases_file='python__v1.0.x')),
                ('v1.4.2',
                 ReleaseInfo(runtimes=['python'],
                             testcases_file='python__v1.0.x')),
                ('v1.6.6',
                 ReleaseInfo(runtimes=['python'],
                             testcases_file='python__v1.0.x')),
                ('v1.7.2',
                 ReleaseInfo(runtimes=['python'],
                             testcases_file='python__v1.0.x')),
                ('v1.8.1',
                 ReleaseInfo(runtimes=['python'],
                             testcases_file='python__v1.0.x')),
                ('v1.9.1',
                 ReleaseInfo(runtimes=['python'],
                             testcases_file='python__v1.0.x')),
                ('v1.10.1',
                 ReleaseInfo(runtimes=['python'],
                             testcases_file='python__v1.0.x')),
                ('v1.11.1',
                 ReleaseInfo(runtimes=['python'],
                             testcases_file='python__v1.11.1')),
                ('v1.12.0',
                 ReleaseInfo(runtimes=['python'],
                             testcases_file='python__v1.11.1')),
                ('v1.13.0',
                 ReleaseInfo(runtimes=['python'],
                             testcases_file='python__v1.11.1')),
                ('v1.14.1',
                 ReleaseInfo(runtimes=['python'],
                             testcases_file='python__v1.11.1')),
                ('v1.15.0',
                 ReleaseInfo(runtimes=['python'],
                             testcases_file='python__v1.11.1')),
                ('v1.16.0',
                 ReleaseInfo(runtimes=['python'],
                             testcases_file='python__v1.11.1')),
                ('v1.17.1',
                 ReleaseInfo(runtimes=['python'],
                             testcases_file='python__v1.11.1')),
                ('v1.18.0',
                 ReleaseInfo(runtimes=['python'],
                             testcases_file='python__v1.18.0')),
                ('v1.19.0',
                 ReleaseInfo(runtimes=['python'],
                             testcases_file='python__v1.18.0')),
                ('v1.20.0',
                 ReleaseInfo(runtimes=['python'],
                             testcases_file='python__v1.18.0')),
                ('v1.21.4',
                 ReleaseInfo(runtimes=['python'],
                             testcases_file='python__v1.18.0')),
                ('v1.22.0',
                 ReleaseInfo(runtimes=['python'],
                             testcases_file='python__v1.18.0')),
                ('v1.22.1',
                 ReleaseInfo(runtimes=['python'],
                             testcases_file='python__v1.18.0')),
                ('v1.23.0',
                 ReleaseInfo(runtimes=['python'],
                             testcases_file='python__v1.18.0')),
                ('v1.24.0',
                 ReleaseInfo(runtimes=['python'],
                             testcases_file='python__v1.18.0')),
                ('v1.25.0',
                 ReleaseInfo(runtimes=['python'],
                             testcases_file='python__v1.18.0')),
                ('v1.26.0',
                 ReleaseInfo(runtimes=['python'],
                             testcases_file='python__v1.18.0')),
                ('v1.27.3',
                 ReleaseInfo(runtimes=['python'],
                             testcases_file='python__v1.18.0')),
                ('v1.30.0',
                 ReleaseInfo(runtimes=['python'],
                             testcases_file='python__v1.18.0')),
                ('v1.31.1',
                 ReleaseInfo(runtimes=['python'],
                             testcases_file='python__v1.18.0')),
                ('v1.32.0',
                 ReleaseInfo(runtimes=['python'],
                             testcases_file='python__v1.18.0')),
                ('v1.33.2',
                 ReleaseInfo(runtimes=['python'],
                             testcases_file='python__v1.18.0')),
                ('v1.34.0',
                 ReleaseInfo(runtimes=['python'],
                             testcases_file='python__v1.18.0')),
                ('v1.35.0',
                 ReleaseInfo(runtimes=['python'],
                             testcases_file='python__v1.18.0')),
                ('v1.36.3',
                 ReleaseInfo(runtimes=['python'],
                             testcases_file='python__v1.18.0')),
                ('v1.37.0',
                 ReleaseInfo(runtimes=['python'],
                             testcases_file='python__v1.18.0')),
                ('v1.38.0',
                 ReleaseInfo(runtimes=['python'],
                             testcases_file='python__v1.18.0')),
                ('v1.39.0',
                 ReleaseInfo(runtimes=['python'],
                             testcases_file='python__v1.18.0')),
                ('v1.41.1', ReleaseInfo(runtimes=['python'])),
            ]),
    'node':
        OrderedDict([
            ('v1.0.1', ReleaseInfo(testcases_file='node__v1.0.1')),
            ('v1.1.4', ReleaseInfo(testcases_file='node__v1.1.4')),
            ('v1.2.5', ReleaseInfo(testcases_file='node__v1.1.4')),
            ('v1.3.9', ReleaseInfo(testcases_file='node__v1.1.4')),
            ('v1.4.2', ReleaseInfo(testcases_file='node__v1.1.4')),
            ('v1.6.6', ReleaseInfo(testcases_file='node__v1.1.4')),
            # TODO: https://github.com/grpc/grpc-node/issues/235.
            # ('v1.7.2', ReleaseInfo()),
            ('v1.8.4', ReleaseInfo()),
            ('v1.9.1', ReleaseInfo()),
            ('v1.10.0', ReleaseInfo()),
            ('v1.11.3', ReleaseInfo()),
            ('v1.12.4', ReleaseInfo()),
        ]),
    'ruby':
        OrderedDict([
            ('v1.0.1',
             ReleaseInfo(patch=[
                 'tools/dockerfile/interoptest/grpc_interop_ruby/Dockerfile',
                 'tools/dockerfile/interoptest/grpc_interop_ruby/build_interop.sh',
             ],
                         testcases_file='ruby__v1.0.1')),
            ('v1.1.4', ReleaseInfo(testcases_file='ruby__v1.1.4')),
            ('v1.2.5', ReleaseInfo(testcases_file='ruby__v1.1.4')),
            ('v1.3.9', ReleaseInfo(testcases_file='ruby__v1.1.4')),
            ('v1.4.2', ReleaseInfo(testcases_file='ruby__v1.1.4')),
            ('v1.6.6', ReleaseInfo(testcases_file='ruby__v1.1.4')),
            ('v1.7.2', ReleaseInfo(testcases_file='ruby__v1.1.4')),
            ('v1.8.0', ReleaseInfo(testcases_file='ruby__v1.1.4')),
            ('v1.9.1', ReleaseInfo(testcases_file='ruby__v1.1.4')),
            ('v1.10.1', ReleaseInfo(testcases_file='ruby__v1.1.4')),
            ('v1.11.1', ReleaseInfo(testcases_file='ruby__v1.1.4')),
            ('v1.12.0', ReleaseInfo(testcases_file='ruby__v1.1.4')),
            ('v1.13.0', ReleaseInfo(testcases_file='ruby__v1.1.4')),
            ('v1.14.1', ReleaseInfo(testcases_file='ruby__v1.1.4')),
            ('v1.15.0', ReleaseInfo(testcases_file='ruby__v1.1.4')),
            ('v1.16.0', ReleaseInfo(testcases_file='ruby__v1.1.4')),
            ('v1.17.1', ReleaseInfo(testcases_file='ruby__v1.1.4')),
            ('v1.18.0',
             ReleaseInfo(patch=[
                 'tools/dockerfile/interoptest/grpc_interop_ruby/build_interop.sh',
             ])),
            ('v1.19.0', ReleaseInfo()),
            ('v1.20.0', ReleaseInfo()),
            ('v1.21.4', ReleaseInfo()),
            ('v1.22.0', ReleaseInfo()),
            ('v1.22.1', ReleaseInfo()),
            ('v1.23.0', ReleaseInfo()),
            ('v1.24.0', ReleaseInfo()),
            ('v1.25.0', ReleaseInfo()),
            # TODO: https://github.com/grpc/grpc/issues/18262.
            # If you are not encountering the error in above issue
            # go ahead and upload the docker image for new releases.
            ('v1.26.0', ReleaseInfo()),
            ('v1.27.3', ReleaseInfo()),
            ('v1.30.0', ReleaseInfo()),
            ('v1.31.1', ReleaseInfo()),
            ('v1.32.0', ReleaseInfo()),
            ('v1.33.2', ReleaseInfo()),
            ('v1.34.0', ReleaseInfo()),
            ('v1.35.0', ReleaseInfo()),
            ('v1.36.3', ReleaseInfo()),
            ('v1.37.0', ReleaseInfo()),
            ('v1.38.0', ReleaseInfo()),
            ('v1.39.0', ReleaseInfo()),
            ('v1.41.1', ReleaseInfo()),
        ]),
    'php':
        OrderedDict([
            ('v1.0.1', ReleaseInfo(testcases_file='php__v1.0.1')),
            ('v1.1.4', ReleaseInfo(testcases_file='php__v1.0.1')),
            ('v1.2.5', ReleaseInfo(testcases_file='php__v1.0.1')),
            ('v1.3.9', ReleaseInfo(testcases_file='php__v1.0.1')),
            ('v1.4.2', ReleaseInfo(testcases_file='php__v1.0.1')),
            ('v1.6.6', ReleaseInfo(testcases_file='php__v1.0.1')),
            ('v1.7.2', ReleaseInfo(testcases_file='php__v1.0.1')),
            ('v1.8.0', ReleaseInfo(testcases_file='php__v1.0.1')),
            ('v1.9.1', ReleaseInfo(testcases_file='php__v1.0.1')),
            ('v1.10.1', ReleaseInfo(testcases_file='php__v1.0.1')),
            ('v1.11.1', ReleaseInfo(testcases_file='php__v1.0.1')),
            ('v1.12.0', ReleaseInfo(testcases_file='php__v1.0.1')),
            ('v1.13.0', ReleaseInfo(testcases_file='php__v1.0.1')),
            ('v1.14.1', ReleaseInfo(testcases_file='php__v1.0.1')),
            ('v1.15.0', ReleaseInfo(testcases_file='php__v1.0.1')),
            ('v1.16.0', ReleaseInfo(testcases_file='php__v1.0.1')),
            ('v1.17.1', ReleaseInfo(testcases_file='php__v1.0.1')),
            ('v1.18.0', ReleaseInfo()),
            # v1.19 and v1.20 were deliberately omitted here because of an issue.
            # See https://github.com/grpc/grpc/issues/18264
            ('v1.21.4', ReleaseInfo()),
            ('v1.22.0', ReleaseInfo()),
            ('v1.22.1', ReleaseInfo()),
            ('v1.23.0', ReleaseInfo()),
            ('v1.24.0', ReleaseInfo()),
            ('v1.25.0', ReleaseInfo()),
            ('v1.26.0', ReleaseInfo()),
            ('v1.27.3', ReleaseInfo()),
            ('v1.30.0', ReleaseInfo()),
            ('v1.31.1', ReleaseInfo()),
            ('v1.32.0', ReleaseInfo()),
            ('v1.33.2', ReleaseInfo()),
            ('v1.34.0', ReleaseInfo()),
            ('v1.35.0', ReleaseInfo()),
            ('v1.36.3', ReleaseInfo()),
            ('v1.37.0', ReleaseInfo()),
            ('v1.38.0', ReleaseInfo()),
            ('v1.39.0', ReleaseInfo()),
            ('v1.41.1', ReleaseInfo()),
        ]),
    'csharp':
        OrderedDict([
            ('v1.0.1',
             ReleaseInfo(patch=[
                 'tools/dockerfile/interoptest/grpc_interop_csharp/Dockerfile',
                 'tools/dockerfile/interoptest/grpc_interop_csharpcoreclr/Dockerfile',
             ],
                         testcases_file='csharp__v1.1.4')),
            ('v1.1.4', ReleaseInfo(testcases_file='csharp__v1.1.4')),
            ('v1.2.5', ReleaseInfo(testcases_file='csharp__v1.1.4')),
            ('v1.3.9', ReleaseInfo(testcases_file='csharp__v1.3.9')),
            ('v1.4.2', ReleaseInfo(testcases_file='csharp__v1.3.9')),
            ('v1.6.6', ReleaseInfo(testcases_file='csharp__v1.3.9')),
            ('v1.7.2', ReleaseInfo(testcases_file='csharp__v1.3.9')),
            ('v1.8.0', ReleaseInfo(testcases_file='csharp__v1.3.9')),
            ('v1.9.1', ReleaseInfo(testcases_file='csharp__v1.3.9')),
            ('v1.10.1', ReleaseInfo(testcases_file='csharp__v1.3.9')),
            ('v1.11.1', ReleaseInfo(testcases_file='csharp__v1.3.9')),
            ('v1.12.0', ReleaseInfo(testcases_file='csharp__v1.3.9')),
            ('v1.13.0', ReleaseInfo(testcases_file='csharp__v1.3.9')),
            ('v1.14.1', ReleaseInfo(testcases_file='csharp__v1.3.9')),
            ('v1.15.0', ReleaseInfo(testcases_file='csharp__v1.3.9')),
            ('v1.16.0', ReleaseInfo(testcases_file='csharp__v1.3.9')),
            ('v1.17.1', ReleaseInfo(testcases_file='csharp__v1.3.9')),
            ('v1.18.0', ReleaseInfo(testcases_file='csharp__v1.18.0')),
            ('v1.19.0', ReleaseInfo(testcases_file='csharp__v1.18.0')),
            ('v1.20.0', ReleaseInfo()),
            ('v1.21.4', ReleaseInfo()),
            ('v1.22.0', ReleaseInfo()),
            ('v1.22.1', ReleaseInfo()),
            ('v1.23.0', ReleaseInfo()),
            ('v1.24.0', ReleaseInfo()),
            ('v1.25.0', ReleaseInfo()),
            ('v1.26.0', ReleaseInfo()),
            ('v1.27.3', ReleaseInfo()),
            ('v1.30.0', ReleaseInfo()),
            ('v1.31.1', ReleaseInfo()),
            ('v1.32.0', ReleaseInfo()),
            ('v1.33.2', ReleaseInfo()),
            ('v1.34.0', ReleaseInfo()),
            ('v1.35.0', ReleaseInfo()),
            ('v1.36.3', ReleaseInfo()),
            ('v1.37.0', ReleaseInfo()),
            ('v1.38.1', ReleaseInfo()),
            ('v1.39.1', ReleaseInfo()),
            ('v1.41.1', ReleaseInfo()),
        ]),
}