The C based gRPC (C++, Python, Ruby, Objective-C, PHP, C#) https://grpc.io/
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#!/usr/bin/env python2.7
# Copyright 2015-2016, 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 atexit
import dockerjob
import itertools
import jobset
import json
import multiprocessing
import os
import re
import report_utils
import subprocess
import sys
import tempfile
import time
import uuid
# Docker doesn't clean up after itself, so we do it on exit.
atexit.register(lambda: subprocess.call(['stty', 'echo']))
ROOT = os.path.abspath(os.path.join(os.path.dirname(sys.argv[0]), '../..'))
os.chdir(ROOT)
_DEFAULT_SERVER_PORT=8080
_SKIP_COMPRESSION = ['large_compressed_unary',
'server_compressed_streaming']
_SKIP_ADVANCED = ['custom_metadata', 'status_code_and_message',
'unimplemented_method']
_TEST_TIMEOUT = 3*60
class CXXLanguage:
def __init__(self):
self.client_cwd = None
self.server_cwd = None
self.safename = 'cxx'
def client_cmd(self, args):
return ['bins/opt/interop_client'] + args
def cloud_to_prod_env(self):
return {}
def server_cmd(self, args):
return ['bins/opt/interop_server', '--use_tls=true'] + args
def global_env(self):
return {}
def unimplemented_test_cases(self):
return _SKIP_ADVANCED + _SKIP_COMPRESSION
def unimplemented_test_cases_server(self):
return _SKIP_ADVANCED + _SKIP_COMPRESSION
def __str__(self):
return 'c++'
class CSharpLanguage:
def __init__(self):
self.client_cwd = 'src/csharp/Grpc.IntegrationTesting.Client/bin/Debug'
self.server_cwd = 'src/csharp/Grpc.IntegrationTesting.Server/bin/Debug'
self.safename = str(self)
def client_cmd(self, args):
return ['mono', 'Grpc.IntegrationTesting.Client.exe'] + args
def cloud_to_prod_env(self):
return {}
def server_cmd(self, args):
return ['mono', 'Grpc.IntegrationTesting.Server.exe', '--use_tls=true'] + args
def global_env(self):
return {}
def unimplemented_test_cases(self):
# TODO: status_code_and_message doesn't work against node_server
return _SKIP_COMPRESSION + ['status_code_and_message']
def unimplemented_test_cases_server(self):
return _SKIP_COMPRESSION
def __str__(self):
return 'csharp'
class JavaLanguage:
def __init__(self):
self.client_cwd = '../grpc-java'
self.server_cwd = '../grpc-java'
self.safename = str(self)
def client_cmd(self, args):
return ['./run-test-client.sh'] + args
def cloud_to_prod_env(self):
return {}
def server_cmd(self, args):
return ['./run-test-server.sh', '--use_tls=true'] + args
def global_env(self):
return {}
def unimplemented_test_cases(self):
return _SKIP_ADVANCED + _SKIP_COMPRESSION
def unimplemented_test_cases_server(self):
return _SKIP_ADVANCED + _SKIP_COMPRESSION
def __str__(self):
return 'java'
class GoLanguage:
def __init__(self):
# 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'
self.safename = str(self)
def client_cmd(self, args):
return ['go', 'run', 'client.go'] + args
def cloud_to_prod_env(self):
return {}
def server_cmd(self, args):
return ['go', 'run', 'server.go', '--use_tls=true'] + args
def global_env(self):
return {}
def unimplemented_test_cases(self):
return _SKIP_ADVANCED + _SKIP_COMPRESSION
def unimplemented_test_cases_server(self):
return _SKIP_ADVANCED + _SKIP_COMPRESSION
def __str__(self):
return 'go'
class Http2Client:
"""Represents the HTTP/2 Interop Test
This pretends to be a language in order to be built and run, but really it
isn't.
"""
def __init__(self):
self.client_cwd = None
self.safename = str(self)
def client_cmd(self, args):
return ['tools/http2_interop/http2_interop.test', '-test.v'] + args
def cloud_to_prod_env(self):
return {}
def global_env(self):
return {}
def unimplemented_test_cases(self):
return _TEST_CASES
def unimplemented_test_cases_server(self):
return []
def __str__(self):
return 'http2'
class NodeLanguage:
def __init__(self):
self.client_cwd = None
self.server_cwd = None
self.safename = str(self)
def client_cmd(self, args):
return ['node', 'src/node/interop/interop_client.js'] + args
def cloud_to_prod_env(self):
return {}
def server_cmd(self, args):
return ['node', 'src/node/interop/interop_server.js', '--use_tls=true'] + args
def global_env(self):
return {}
def unimplemented_test_cases(self):
return _SKIP_COMPRESSION
def unimplemented_test_cases_server(self):
return _SKIP_COMPRESSION
def __str__(self):
return 'node'
class PHPLanguage:
def __init__(self):
self.client_cwd = None
self.safename = str(self)
def client_cmd(self, args):
return ['src/php/bin/interop_client.sh'] + args
def cloud_to_prod_env(self):
return {}
def global_env(self):
return {}
def unimplemented_test_cases(self):
return _SKIP_ADVANCED + _SKIP_COMPRESSION
def unimplemented_test_cases_server(self):
return []
def __str__(self):
return 'php'
class RubyLanguage:
def __init__(self):
self.client_cwd = None
self.server_cwd = None
self.safename = str(self)
def client_cmd(self, args):
return ['ruby', 'src/ruby/bin/interop/interop_client.rb'] + args
def cloud_to_prod_env(self):
return {}
def server_cmd(self, args):
return ['ruby', 'src/ruby/bin/interop/interop_server.rb', '--use_tls=true'] + args
def global_env(self):
return {}
def unimplemented_test_cases(self):
return _SKIP_ADVANCED + _SKIP_COMPRESSION
def unimplemented_test_cases_server(self):
return _SKIP_ADVANCED + _SKIP_COMPRESSION
def __str__(self):
return 'ruby'
class PythonLanguage:
def __init__(self):
self.client_cwd = None
self.server_cwd = None
self.safename = str(self)
def client_cmd(self, args):
return [
'tox -einterop_client --',
' '.join(args)
]
def cloud_to_prod_env(self):
return {}
def server_cmd(self, args):
return [
'tox -einterop_server --',
' '.join(args) + ' --use_tls=true'
]
def global_env(self):
return {'LD_LIBRARY_PATH': '{}/libs/opt'.format(DOCKER_WORKDIR_ROOT)}
def unimplemented_test_cases(self):
return _SKIP_ADVANCED + _SKIP_COMPRESSION + ['jwt_token_creds',
'per_rpc_creds']
def unimplemented_test_cases_server(self):
return _SKIP_ADVANCED + _SKIP_COMPRESSION
def __str__(self):
return 'python'
_LANGUAGES = {
'c++' : CXXLanguage(),
'csharp' : CSharpLanguage(),
'go' : GoLanguage(),
'java' : JavaLanguage(),
'node' : NodeLanguage(),
'php' : PHPLanguage(),
'ruby' : RubyLanguage(),
'python' : PythonLanguage(),
}
# languages supported as cloud_to_cloud servers
_SERVERS = ['c++', 'node', 'csharp', 'java', 'go', 'ruby', 'python']
_TEST_CASES = ['large_unary', 'empty_unary', 'ping_pong',
'empty_stream', 'client_streaming', 'server_streaming',
'cancel_after_begin', 'cancel_after_first_response',
'timeout_on_sleeping_server', 'custom_metadata',
'status_code_and_message', 'unimplemented_method',
'large_compressed_unary', 'server_compressed_streaming']
_AUTH_TEST_CASES = ['compute_engine_creds', 'jwt_token_creds',
'oauth2_auth_token', 'per_rpc_creds']
_HTTP2_TEST_CASES = ["tls", "framing"]
DOCKER_WORKDIR_ROOT = '/var/local/git/grpc'
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 = DOCKER_WORKDIR_ROOT
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 auth_options(language, test_case):
"""Returns (cmdline, env) tuple with cloud_to_prod_auth test options."""
language = str(language)
cmdargs = []
env = {}
# TODO(jtattermusch): this file path only works inside docker
key_filepath = '/root/service_account/stubbyCloudTestingTest-ee3fce360ac5.json'
oauth_scope_arg = '--oauth_scope=https://www.googleapis.com/auth/xapi.zoo'
key_file_arg = '--service_account_key_file=%s' % key_filepath
default_account_arg = '--default_service_account=830293263384-compute@developer.gserviceaccount.com'
if test_case in ['jwt_token_creds', 'per_rpc_creds', 'oauth2_auth_token']:
if language in ['csharp', 'node', 'php', 'python', 'ruby']:
env['GOOGLE_APPLICATION_CREDENTIALS'] = key_filepath
else:
cmdargs += [key_file_arg]
if test_case in ['per_rpc_creds', 'oauth2_auth_token']:
cmdargs += [oauth_scope_arg]
if test_case == 'oauth2_auth_token' and language == 'c++':
# C++ oauth2 test uses GCE creds and thus needs to know the default account
cmdargs += [default_account_arg]
if test_case == 'compute_engine_creds':
cmdargs += [oauth_scope_arg, default_account_arg]
return (cmdargs, env)
def _job_kill_handler(job):
if job._spec.container_name:
dockerjob.docker_kill(job._spec.container_name)
# When the job times out and we decide to kill it,
# we need to wait a before restarting the job
# to prevent "container name already in use" error.
# TODO(jtattermusch): figure out a cleaner way to to this.
time.sleep(2)
def cloud_to_prod_jobspec(language, test_case, server_host_name,
server_host_detail, docker_image=None, auth=False):
"""Creates jobspec for cloud-to-prod interop test"""
container_name = None
cmdargs = [
'--server_host=%s' % server_host_detail[0],
'--server_host_override=%s' % server_host_detail[1],
'--server_port=443',
'--use_tls=true',
'--test_case=%s' % test_case]
environ = dict(language.cloud_to_prod_env(), **language.global_env())
if auth:
auth_cmdargs, auth_env = auth_options(language, test_case)
cmdargs += auth_cmdargs
environ.update(auth_env)
cmdline = bash_login_cmdline(language.client_cmd(cmdargs))
cwd = language.client_cwd
if docker_image:
container_name = dockerjob.random_name('interop_client_%s' %
language.safename)
cmdline = docker_run_cmdline(cmdline,
image=docker_image,
cwd=cwd,
environ=environ,
docker_args=['--net=host',
'--name', container_name])
cwd = None
environ = None
suite_name='cloud_to_prod_auth' if auth else 'cloud_to_prod'
test_job = jobset.JobSpec(
cmdline=cmdline,
cwd=cwd,
environ=environ,
shortname='%s:%s:%s:%s' % (suite_name, server_host_name, language,
test_case),
timeout_seconds=_TEST_TIMEOUT,
flake_retries=5 if args.allow_flakes else 0,
timeout_retries=2 if args.allow_flakes else 0,
kill_handler=_job_kill_handler)
test_job.container_name = container_name
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.client_cmd([
'--server_host_override=foo.test.google.fr',
'--use_tls=true',
'--use_test_ca=true',
'--test_case=%s' % test_case,
'--server_host=%s' % server_host,
'--server_port=%s' % server_port]))
cwd = language.client_cwd
environ = language.global_env()
if docker_image:
container_name = dockerjob.random_name('interop_client_%s' % language.safename)
cmdline = docker_run_cmdline(cmdline,
image=docker_image,
environ=environ,
cwd=cwd,
docker_args=['--net=host',
'--name', container_name])
cwd = None
test_job = jobset.JobSpec(
cmdline=cmdline,
cwd=cwd,
environ=environ,
shortname='cloud_to_cloud:%s:%s_server:%s' % (language, server_name,
test_case),
timeout_seconds=_TEST_TIMEOUT,
flake_retries=5 if args.allow_flakes else 0,
timeout_retries=2 if args.allow_flakes else 0,
kill_handler=_job_kill_handler)
test_job.container_name = container_name
return test_job
def server_jobspec(language, docker_image):
"""Create jobspec for running a server"""
container_name = dockerjob.random_name('interop_server_%s' % language.safename)
cmdline = bash_login_cmdline(
language.server_cmd(['--port=%s' % _DEFAULT_SERVER_PORT]))
environ = language.global_env()
docker_cmdline = docker_run_cmdline(cmdline,
image=docker_image,
cwd=language.server_cwd,
environ=environ,
docker_args=['-p', str(_DEFAULT_SERVER_PORT),
'--name', container_name])
server_job = jobset.JobSpec(
cmdline=docker_cmdline,
environ=environ,
shortname='interop_server_%s' % language,
timeout_seconds=30*60)
server_job.container_name = container_name
return server_job
def build_interop_image_jobspec(language, tag=None):
"""Creates jobspec for building interop docker image for a language"""
if not tag:
tag = 'grpc_interop_%s:%s' % (language.safename, uuid.uuid4())
env = {'INTEROP_IMAGE': tag,
'BASE_NAME': 'grpc_interop_%s' % language.safename}
if not args.travis:
env['TTY_FLAG'] = '-t'
# This env variable is used to get around the github rate limit
# error when running the PHP `composer install` command
host_file = '%s/.composer/auth.json' % os.environ['HOME']
if language.safename == 'php' and os.path.exists(host_file):
env['BUILD_INTEROP_DOCKER_EXTRA_ARGS'] = \
'-v %s:/root/.composer/auth.json:ro' % host_file
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
def aggregate_http2_results(stdout):
match = re.search(r'\{"cases[^\]]*\]\}', stdout)
if not match:
return None
results = json.loads(match.group(0))
skipped = 0
passed = 0
failed = 0
failed_cases = []
for case in results['cases']:
if case.get('skipped', False):
skipped += 1
else:
if case.get('passed', False):
passed += 1
else:
failed += 1
failed_cases.append(case.get('name', "NONAME"))
return {
'passed': passed,
'failed': failed,
'skipped': skipped,
'failed_cases': ', '.join(failed_cases),
'percent': 1.0 * passed / (passed + failed)
}
# A dictionary of prod servers to test.
# Format: server_name: (server_host, server_host_override, errors_allowed)
# TODO(adelez): implement logic for errors_allowed where if the indicated tests
# fail, they don't impact the overall test result.
prod_servers = {
'default': ('grpc-test.sandbox.googleapis.com',
'grpc-test.sandbox.googleapis.com', False),
'gateway_v2': ('grpc-test2.sandbox.googleapis.com',
'grpc-test2.sandbox.googleapis.com', True),
'cloud_gateway': ('216.239.32.255', 'grpc-test.sandbox.googleapis.com',
False),
'cloud_gateway_v2': ('216.239.32.255', 'grpc-test2.sandbox.googleapis.com',
True)
}
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('--cloud_to_prod_auth',
default=False,
action='store_const',
const=True,
help='Run cloud_to_prod_auth tests.')
argp.add_argument('--prod_servers',
choices=prod_servers.keys(),
default=['default'],
nargs='+',
help=('The servers to run cloud_to_prod and '
'cloud_to_prod_auth tests against.'))
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)')
argp.add_argument('--http2_interop',
default=False,
action='store_const',
const=True,
help='Enable HTTP/2 interop tests')
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))
http2Interop = Http2Client() if args.http2_interop else None
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]))
if args.http2_interop:
languages_to_build.add(http2Interop)
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)
num_failures, _ = jobset.run(
build_jobs, newline_on_success=True, maxjobs=args.jobs)
if num_failures == 0:
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)
sys.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 server_host_name in args.prod_servers:
for language in languages:
for test_case in _TEST_CASES:
if not test_case in language.unimplemented_test_cases():
if not test_case in _SKIP_ADVANCED + _SKIP_COMPRESSION:
test_job = cloud_to_prod_jobspec(
language, test_case, server_host_name,
prod_servers[server_host_name],
docker_image=docker_images.get(str(language)))
jobs.append(test_job)
if args.http2_interop:
for test_case in _HTTP2_TEST_CASES:
test_job = cloud_to_prod_jobspec(
http2Interop, test_case, server_host_name,
prod_servers[server_host_name],
docker_image=docker_images.get(str(http2Interop)))
jobs.append(test_job)
if args.cloud_to_prod_auth:
for server_host_name in args.prod_servers:
for language in languages:
for test_case in _AUTH_TEST_CASES:
if not test_case in language.unimplemented_test_cases():
test_job = cloud_to_prod_jobspec(
language, test_case, server_host_name,
prod_servers[server_host_name],
docker_image=docker_images.get(str(language)), auth=True)
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
server_language = _LANGUAGES.get(server_name, None)
skip_server = [] # test cases unimplemented by server
if server_language:
skip_server = server_language.unimplemented_test_cases_server()
for language in languages:
for test_case in _TEST_CASES:
if not test_case in language.unimplemented_test_cases():
if not test_case in skip_server:
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 args.http2_interop:
for test_case in _HTTP2_TEST_CASES:
if server_name == "go":
# TODO(carl-mastrangelo): Reenable after https://github.com/grpc/grpc-go/issues/434
continue
test_job = cloud_to_cloud_jobspec(http2Interop,
test_case,
server_name,
server_host,
server_port,
docker_image=docker_images.get(str(http2Interop)))
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)
num_failures, resultset = jobset.run(jobs, newline_on_success=True,
maxjobs=args.jobs)
if num_failures:
jobset.message('FAILED', 'Some tests failed', do_newline=True)
else:
jobset.message('SUCCESS', 'All tests passed', do_newline=True)
report_utils.render_junit_xml_report(resultset, 'report.xml')
for name, job in resultset.iteritems():
if "http2" in name:
job[0].http2results = aggregate_http2_results(job[0].message)
report_utils.render_interop_html_report(
set([str(l) for l in languages]), servers, _TEST_CASES, _AUTH_TEST_CASES,
_HTTP2_TEST_CASES, resultset, num_failures,
args.cloud_to_prod_auth or args.cloud_to_prod, args.prod_servers,
args.http2_interop)
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)