The C based gRPC (C++, Python, Ruby, Objective-C, PHP, C#) https://grpc.io/
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#!/usr/bin/env python
# Copyright 2015, Google Inc.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
#
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above
# copyright notice, this list of conditions and the following disclaimer
# in the documentation and/or other materials provided with the
# distribution.
# * Neither the name of Google Inc. nor the names of its
# contributors may be used to endorse or promote products derived from
# this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
"""Run interop (cross-language) tests in parallel."""
import argparse
import dockerjob
import itertools
import xml.etree.cElementTree as ET
import jobset
import multiprocessing
import os
import subprocess
import sys
import tempfile
import time
import uuid
ROOT = os.path.abspath(os.path.join(os.path.dirname(sys.argv[0]), '../..'))
os.chdir(ROOT)
_DEFAULT_SERVER_PORT=8080
_CLOUD_TO_PROD_BASE_ARGS = [
'--server_host_override=grpc-test.sandbox.google.com',
'--server_host=grpc-test.sandbox.google.com',
'--server_port=443']
_CLOUD_TO_CLOUD_BASE_ARGS = [
'--server_host_override=foo.test.google.fr']
# TOOD(jtattermusch) wrapped languages use this variable for location
# of roots.pem. We might want to use GRPC_DEFAULT_SSL_ROOTS_FILE_PATH
# supported by C core SslCredentials instead.
_SSL_CERT_ENV = { 'SSL_CERT_FILE':'/usr/local/share/grpc/roots.pem' }
# TODO(jtattermusch) unify usage of --use_tls and --use_tls=true
# TODO(jtattermusch) unify usage of --use_prod_roots and --use_test_ca
# TODO(jtattermusch) go uses --tls_ca_file instead of --use_test_ca
class CXXLanguage:
def __init__(self):
self.client_cmdline_base = ['bins/opt/interop_client']
self.client_cwd = None
self.server_cwd = None
def cloud_to_prod_args(self):
return (self.client_cmdline_base + _CLOUD_TO_PROD_BASE_ARGS +
['--use_tls=true','--use_prod_roots'])
def cloud_to_cloud_args(self):
return (self.client_cmdline_base + _CLOUD_TO_CLOUD_BASE_ARGS +
['--use_tls=true'])
def cloud_to_prod_env(self):
return None
def server_args(self):
return ['bins/opt/interop_server', '--use_tls=true']
def __str__(self):
return 'c++'
class CSharpLanguage:
def __init__(self):
self.client_cmdline_base = ['mono', 'Grpc.IntegrationTesting.Client.exe']
self.client_cwd = 'src/csharp/Grpc.IntegrationTesting.Client/bin/Debug'
self.server_cwd = 'src/csharp/Grpc.IntegrationTesting.Server/bin/Debug'
def cloud_to_prod_args(self):
return (self.client_cmdline_base + _CLOUD_TO_PROD_BASE_ARGS +
['--use_tls'])
def cloud_to_cloud_args(self):
return (self.client_cmdline_base + _CLOUD_TO_CLOUD_BASE_ARGS +
['--use_tls', '--use_test_ca'])
def cloud_to_prod_env(self):
return _SSL_CERT_ENV
def server_args(self):
return ['mono', 'Grpc.IntegrationTesting.Server.exe', '--use_tls']
def __str__(self):
return 'csharp'
class JavaLanguage:
def __init__(self):
self.client_cmdline_base = ['./run-test-client.sh']
self.client_cwd = '../grpc-java'
self.server_cwd = '../grpc-java'
def cloud_to_prod_args(self):
return (self.client_cmdline_base + _CLOUD_TO_PROD_BASE_ARGS +
['--use_tls=true'])
def cloud_to_cloud_args(self):
return (self.client_cmdline_base + _CLOUD_TO_CLOUD_BASE_ARGS +
['--use_tls=true', '--use_test_ca=true'])
def cloud_to_prod_env(self):
return None
def server_args(self):
return ['./run-test-server.sh', '--use_tls=true']
def __str__(self):
return 'java'
class GoLanguage:
def __init__(self):
self.client_cmdline_base = ['go', 'run', 'client.go']
# TODO: this relies on running inside docker
self.client_cwd = '/go/src/google.golang.org/grpc/interop/client'
self.server_cwd = '/go/src/google.golang.org/grpc/interop/server'
def cloud_to_prod_args(self):
return (self.client_cmdline_base + _CLOUD_TO_PROD_BASE_ARGS +
['--use_tls=true', '--tls_ca_file=""'])
def cloud_to_cloud_args(self):
return (self.client_cmdline_base + _CLOUD_TO_CLOUD_BASE_ARGS +
['--use_tls=true'])
def cloud_to_prod_env(self):
return None
def server_args(self):
return ['go', 'run', 'server.go', '--use_tls=true']
def __str__(self):
return 'go'
class NodeLanguage:
def __init__(self):
self.client_cmdline_base = ['node', 'src/node/interop/interop_client.js']
self.client_cwd = None
self.server_cwd = None
def cloud_to_prod_args(self):
return (self.client_cmdline_base + _CLOUD_TO_PROD_BASE_ARGS +
['--use_tls=true'])
def cloud_to_cloud_args(self):
return (self.client_cmdline_base + _CLOUD_TO_CLOUD_BASE_ARGS +
['--use_tls=true', '--use_test_ca=true'])
def cloud_to_prod_env(self):
return _SSL_CERT_ENV
def server_args(self):
return ['node', 'src/node/interop/interop_server.js', '--use_tls=true']
def __str__(self):
return 'node'
class PHPLanguage:
def __init__(self):
self.client_cmdline_base = ['src/php/bin/interop_client.sh']
self.client_cwd = None
def cloud_to_prod_args(self):
return (self.client_cmdline_base + _CLOUD_TO_PROD_BASE_ARGS +
['--use_tls'])
def cloud_to_cloud_args(self):
return (self.client_cmdline_base + _CLOUD_TO_CLOUD_BASE_ARGS +
['--use_tls', '--use_test_ca'])
def cloud_to_prod_env(self):
return _SSL_CERT_ENV
def __str__(self):
return 'php'
class RubyLanguage:
def __init__(self):
self.client_cmdline_base = ['ruby', 'src/ruby/bin/interop/interop_client.rb']
self.client_cwd = None
self.server_cwd = None
def cloud_to_prod_args(self):
return (self.client_cmdline_base + _CLOUD_TO_PROD_BASE_ARGS +
['--use_tls'])
def cloud_to_cloud_args(self):
return (self.client_cmdline_base + _CLOUD_TO_CLOUD_BASE_ARGS +
['--use_tls', '--use_test_ca'])
def cloud_to_prod_env(self):
return _SSL_CERT_ENV
def server_args(self):
return ['ruby', 'src/ruby/bin/interop/interop_server.rb', '--use_tls']
def __str__(self):
return 'ruby'
# TODO(jtattermusch): python once we get it working
_LANGUAGES = {
'c++' : CXXLanguage(),
'csharp' : CSharpLanguage(),
'go' : GoLanguage(),
'java' : JavaLanguage(),
'node' : NodeLanguage(),
'php' : PHPLanguage(),
'ruby' : RubyLanguage(),
}
# languages supported as cloud_to_cloud servers
# TODO(jtattermusch): enable other languages as servers as well
_SERVERS = ['c++', 'node', 'csharp', 'java', 'go']
# TODO(jtattermusch): add empty_stream once PHP starts supporting it.
# TODO(jtattermusch): add timeout_on_sleeping_server once java starts supporting it.
# TODO(jtattermusch): add support for auth tests.
_TEST_CASES = ['large_unary', 'empty_unary', 'ping_pong',
'client_streaming', 'server_streaming',
'cancel_after_begin', 'cancel_after_first_response']
def docker_run_cmdline(cmdline, image, docker_args=[], cwd=None, environ=None):
"""Wraps given cmdline array to create 'docker run' cmdline from it."""
docker_cmdline = ['docker', 'run', '-i', '--rm=true']
# turn environ into -e docker args
if environ:
for k,v in environ.iteritems():
docker_cmdline += ['-e', '%s=%s' % (k,v)]
# set working directory
workdir = '/var/local/git/grpc'
if cwd:
workdir = os.path.join(workdir, cwd)
docker_cmdline += ['-w', workdir]
docker_cmdline += docker_args + [image] + cmdline
return docker_cmdline
def bash_login_cmdline(cmdline):
"""Creates bash -l -c cmdline from args list."""
# Use login shell:
# * rvm and nvm require it
# * makes error messages clearer if executables are missing
return ['bash', '-l', '-c', ' '.join(cmdline)]
def cloud_to_prod_jobspec(language, test_case, docker_image=None):
"""Creates jobspec for cloud-to-prod interop test"""
cmdline = bash_login_cmdline(language.cloud_to_prod_args() +
['--test_case=%s' % test_case])
cwd = language.client_cwd
environ = language.cloud_to_prod_env()
if docker_image:
cmdline = docker_run_cmdline(cmdline, image=docker_image, cwd=cwd, environ=environ)
cwd = None
environ = None
test_job = jobset.JobSpec(
cmdline=cmdline,
cwd=cwd,
environ=environ,
shortname="cloud_to_prod:%s:%s" % (language, test_case),
timeout_seconds=2*60,
flake_retries=5 if args.allow_flakes else 0,
timeout_retries=2 if args.allow_flakes else 0)
return test_job
def cloud_to_cloud_jobspec(language, test_case, server_name, server_host,
server_port, docker_image=None):
"""Creates jobspec for cloud-to-cloud interop test"""
cmdline = bash_login_cmdline(language.cloud_to_cloud_args() +
['--test_case=%s' % test_case,
'--server_host=%s' % server_host,
'--server_port=%s' % server_port ])
cwd = language.client_cwd
if docker_image:
cmdline = docker_run_cmdline(cmdline,
image=docker_image,
cwd=cwd,
docker_args=['--net=host'])
cwd = None
test_job = jobset.JobSpec(
cmdline=cmdline,
cwd=cwd,
shortname="cloud_to_cloud:%s:%s_server:%s" % (language, server_name,
test_case),
timeout_seconds=2*60,
flake_retries=5 if args.allow_flakes else 0,
timeout_retries=2 if args.allow_flakes else 0)
return test_job
def server_jobspec(language, docker_image):
"""Create jobspec for running a server"""
cidfile = tempfile.mktemp()
cmdline = bash_login_cmdline(language.server_args() +
['--port=%s' % _DEFAULT_SERVER_PORT])
docker_cmdline = docker_run_cmdline(cmdline,
image=docker_image,
cwd=language.server_cwd,
docker_args=['-p', str(_DEFAULT_SERVER_PORT),
'--cidfile', cidfile])
server_job = jobset.JobSpec(
cmdline=docker_cmdline,
shortname="interop_server:%s" % language,
timeout_seconds=30*60)
server_job.cidfile = cidfile
return server_job
def build_interop_image_jobspec(language, tag=None):
"""Creates jobspec for building interop docker image for a language"""
safelang = str(language).replace("+", "x")
if not tag:
tag = 'grpc_interop_%s:%s' % (safelang, uuid.uuid4())
env = {'INTEROP_IMAGE': tag, 'BASE_NAME': 'grpc_interop_%s' % safelang}
if not args.travis:
env['TTY_FLAG'] = '-t'
build_job = jobset.JobSpec(
cmdline=['tools/jenkins/build_interop_image.sh'],
environ=env,
shortname="build_docker_%s" % (language),
timeout_seconds=30*60)
build_job.tag = tag
return build_job
argp = argparse.ArgumentParser(description='Run interop tests.')
argp.add_argument('-l', '--language',
choices=['all'] + sorted(_LANGUAGES),
nargs='+',
default=['all'],
help='Clients to run.')
argp.add_argument('-j', '--jobs', default=multiprocessing.cpu_count(), type=int)
argp.add_argument('--cloud_to_prod',
default=False,
action='store_const',
const=True,
help='Run cloud_to_prod tests.')
argp.add_argument('-s', '--server',
choices=['all'] + sorted(_SERVERS),
action='append',
help='Run cloud_to_cloud servers in a separate docker ' +
'image. Servers can only be started automatically if ' +
'--use_docker option is enabled.',
default=[])
argp.add_argument('--override_server',
action='append',
type=lambda kv: kv.split("="),
help='Use servername=HOST:PORT to explicitly specify a server. E.g. csharp=localhost:50000',
default=[])
argp.add_argument('-t', '--travis',
default=False,
action='store_const',
const=True)
argp.add_argument('--use_docker',
default=False,
action='store_const',
const=True,
help='Run all the interop tests under docker. That provides ' +
'additional isolation and prevents the need to install ' +
'language specific prerequisites. Only available on Linux.')
argp.add_argument('--allow_flakes',
default=False,
action='store_const',
const=True,
help="Allow flaky tests to show as passing (re-runs failed tests up to five times)")
args = argp.parse_args()
servers = set(s for s in itertools.chain.from_iterable(_SERVERS
if x == 'all' else [x]
for x in args.server))
if args.use_docker:
if not args.travis:
print 'Seen --use_docker flag, will run interop tests under docker.'
print
print 'IMPORTANT: The changes you are testing need to be locally committed'
print 'because only the committed changes in the current branch will be'
print 'copied to the docker environment.'
time.sleep(5)
if not args.use_docker and servers:
print "Running interop servers is only supported with --use_docker option enabled."
sys.exit(1)
languages = set(_LANGUAGES[l]
for l in itertools.chain.from_iterable(
_LANGUAGES.iterkeys() if x == 'all' else [x]
for x in args.language))
docker_images={}
if args.use_docker:
# languages for which to build docker images
languages_to_build = set(_LANGUAGES[k] for k in set([str(l) for l in languages] +
[s for s in servers]))
build_jobs = []
for l in languages_to_build:
job = build_interop_image_jobspec(l)
docker_images[str(l)] = job.tag
build_jobs.append(job)
if build_jobs:
jobset.message('START', 'Building interop docker images.', do_newline=True)
if jobset.run(build_jobs, newline_on_success=True, maxjobs=args.jobs):
jobset.message('SUCCESS', 'All docker images built successfully.', do_newline=True)
else:
jobset.message('FAILED', 'Failed to build interop docker images.', do_newline=True)
for image in docker_images.itervalues():
dockerjob.remove_image(image, skip_nonexistent=True)
exit(1);
# Start interop servers.
server_jobs={}
server_addresses={}
try:
for s in servers:
lang = str(s)
spec = server_jobspec(_LANGUAGES[lang], docker_images.get(lang))
job = dockerjob.DockerJob(spec)
server_jobs[lang] = job
server_addresses[lang] = ('localhost', job.mapped_port(_DEFAULT_SERVER_PORT))
jobs = []
if args.cloud_to_prod:
for language in languages:
for test_case in _TEST_CASES:
test_job = cloud_to_prod_jobspec(language, test_case,
docker_image=docker_images.get(str(language)))
jobs.append(test_job)
for server in args.override_server:
server_name = server[0]
(server_host, server_port) = server[1].split(':')
server_addresses[server_name] = (server_host, server_port)
for server_name, server_address in server_addresses.iteritems():
(server_host, server_port) = server_address
for language in languages:
for test_case in _TEST_CASES:
test_job = cloud_to_cloud_jobspec(language,
test_case,
server_name,
server_host,
server_port,
docker_image=docker_images.get(str(language)))
jobs.append(test_job)
if not jobs:
print "No jobs to run."
for image in docker_images.itervalues():
dockerjob.remove_image(image, skip_nonexistent=True)
sys.exit(1)
root = ET.Element('testsuites')
testsuite = ET.SubElement(root, 'testsuite', id='1', package='grpc', name='tests')
if jobset.run(jobs, newline_on_success=True, maxjobs=args.jobs, xml_report=testsuite):
jobset.message('SUCCESS', 'All tests passed', do_newline=True)
else:
jobset.message('FAILED', 'Some tests failed', do_newline=True)
tree = ET.ElementTree(root)
tree.write('report.xml', encoding='UTF-8')
finally:
# Check if servers are still running.
for server, job in server_jobs.iteritems():
if not job.is_running():
print 'Server "%s" has exited prematurely.' % server
dockerjob.finish_jobs([j for j in server_jobs.itervalues()])
for image in docker_images.itervalues():
print 'Removing docker image %s' % image
dockerjob.remove_image(image)