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mirror of https://gitlab.isc.org/isc-projects/kea synced 2025-08-22 01:49:48 +00:00

initial version of Hammer: a tool for building and unittesting Kea

This commit is contained in:
Michal Nowikowski 2018-12-27 15:15:08 +01:00
parent 21e23319bc
commit 3f08ccc657

670
hammer.py Executable file
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@ -0,0 +1,670 @@
#!/usr/bin/env python3
# PYTHON_ARGCOMPLETE_OK TODO
from __future__ import print_function
import os
import sys
import glob
import argparse
import time
import platform
import subprocess
import logging
import multiprocessing
# TODO:
# - add docker provider
# - add CCACHE support
SYSTEMS = {
'fedora': ['27', '28', '29'],
'centos': ['7'],
'rhel': ['7', '8'],
'ubuntu': ['18.04'],
'debian': ['8', '9'],
#'freebsd': ['11.0', '11.1', '11.2', '12.0'],
'freebsd': ['11.2'],
}
IMAGE_TEMPLATES = {
'fedora-27-lxc': {'bare': 'lxc-fedora-27', 'kea': 'lxc-fedora-27'},
'fedora-27-virtualbox': {'bare': 'generic/fedora27', 'kea': 'generic/fedora27'},
'fedora-28-lxc': {'bare': 'lxc-fedora-28', 'kea': 'lxc-fedora-28'},
'fedora-28-virtualbox': {'bare': 'generic/fedora28', 'kea': 'generic/fedora28'},
'fedora-29-lxc': {'bare': 'lxc-fedora-29', 'kea': 'lxc-fedora-29'},
'fedora-29-virtualbox': {'bare': 'generic/fedora29', 'kea': 'generic/fedora29'},
'centos-7-lxc': {'bare': 'lxc-centos-7', 'kea': 'lxc-centos-7'},
'centos-7-virtualbox': {'bare': 'generic/centos7', 'kea': 'generic/centos7'},
# 'rhel-7-virtualbox': {'bare': 'generic/rhel7', 'kea': 'generic/rhel7'}, # TODO: subsciption needed
'rhel-8-virtualbox': {'bare': 'generic/rhel8', 'kea': 'generic/rhel8'},
'ubuntu-18.04-lxc': {'bare': 'zeitonline/bionic64-lxc', 'kea': 'zeitonline/bionic64-lxc'},
'ubuntu-18.04-virtualbox': {'bare': 'ubuntu/bionic64', 'kea': 'ubuntu/bionic64'},
'debian-8-lxc': {'bare': 'debian/jessie64', 'kea': 'debian/jessie64'},
'debian-8-virtualbox': {'bare': 'debian/jessie64', 'kea': 'debian/jessie64'},
'debian-9-lxc': {'bare': 'debian/stretch64', 'kea': 'debian/stretch64'},
'debian-9-virtualbox': {'bare': 'debian/stretch64', 'kea': 'debian/stretch64'},
'debian-9-lxc': {'bare': 'debian/stretch64', 'kea': 'debian/stretch64'},
#'freebsd-11.0-virtualbox': {'bare': 'freebsd/FreeBSD-11.0-STABLE', 'kea': 'freebsd/FreeBSD-11.0-STABLE'}, # reboots in the boot loop
#'freebsd-11.1-virtualbox': {'bare': 'freebsd/FreeBSD-11.1-STABLE', 'kea': 'freebsd/FreeBSD-11.1-STABLE'}, # TODO: not tested
#'freebsd-11.2-virtualbox': {'bare': 'freebsd/FreeBSD-11.2-STABLE', 'kea': 'freebsd/FreeBSD-11.2-STABLE'}, # TODO: not tested
'freebsd-11.2-virtualbox': {'bare': 'generic/freebsd11', 'kea': 'generic/freebsd11'},
#'freebsd-12.0-virtualbox': {'bare': 'freebsd/FreeBSD-12.0-STABLE', 'kea': 'freebsd/FreeBSD-12.0-STABLE'}, # TODO: not tested
}
LXC_VAGRANTFILE_TPL = """# -*- mode: ruby -*-
# vi: set ft=ruby :
Vagrant.configure("2") do |config|
config.vm.provider "lxc"
config.vm.hostname = "{system}-{revision}-kea-srv-lxc"
config.vm.box = "{image_tpl}"
end
"""
VBOX_VAGRANTFILE_TPL = """# -*- mode: ruby -*-
# vi: set ft=ruby :
Vagrant.configure("2") do |config|
config.vm.hostname = "{system}-{revision}-kea-srv"
config.vm.box = "{image_tpl}"
config.vm.provider "virtualbox" do |v|
v.name = "hmr-{system}-{revision}-kea-srv"
v.memory = 8192
nproc = Etc.nprocessors
if nproc > 8
nproc -= 2
elsif nproc > 1
nproc -= 1
end
v.cpus = nproc
end
end
"""
log = logging.getLogger()
def get_system_revision():
system = platform.system()
if system == 'Linux':
system, revision, _ = platform.dist()
if system == 'debian':
if revision.startswith('8.'):
revision = '8'
elif system == 'redhat':
system = 'rhel'
if revision.startswith('8.'):
revision = '8'
elif system == 'FreeBSD':
system = system.lower()
revision = platform.release()
return system.lower(), revision
def execute(cmd, timeout=60, cwd=None, env=None, raise_error=True):
log.info('>>>>> Executing %s in %s', cmd, cwd if cwd else os.getcwd())
p = subprocess.Popen(cmd, cwd=cwd, env=env, shell=True)
ver = platform.python_version()
if ver.startswith('2'):
exitcode = p.wait()
else:
exitcode = p.wait(timeout)
if exitcode != 0 and raise_error:
raise Exception('some issue')
return exitcode
class VagrantEnv(object):
def __init__(self, provider, system, sys_revision, features, leave_system, image_template_variant):
self.system = system
self.sys_revision = sys_revision
self.leave_system = leave_system
self.features = features
if provider == "virtualbox":
vagrantfile_tpl = VBOX_VAGRANTFILE_TPL
elif provider == "lxc":
vagrantfile_tpl = LXC_VAGRANTFILE_TPL
image_tpl = IMAGE_TEMPLATES["%s-%s-%s" % (system, sys_revision, provider)][image_template_variant]
self.repo_dir = os.getcwd()
vagrantfile = vagrantfile_tpl.format(system=system,
revision=sys_revision,
image_tpl=image_tpl,
repo_dir=self.repo_dir)
sys_dir = "%s-%s" % (system, sys_revision)
if provider == "virtualbox":
vagrant_dir = os.path.join(self.repo_dir, 'hammer', sys_dir, 'vbox')
elif provider == "lxc":
vagrant_dir = os.path.join(self.repo_dir, 'hammer', sys_dir, 'lxc')
if not os.path.exists(vagrant_dir):
os.makedirs(vagrant_dir)
vagrantfile_path = os.path.join(vagrant_dir, "Vagrantfile")
if os.path.exists(vagrantfile_path):
# TODO: destroy any existing VM
pass
with open(vagrantfile_path, "w") as f:
f.write(vagrantfile)
self.vagrant_dir = vagrant_dir
def up(self):
try:
execute("vagrant up --no-provision", cwd=self.vagrant_dir, timeout=5 * 60) # timeout: 3 minutes
#raise Exception('Preparing vagrant system failed.')
except:
if not self.leave_system:
self.destroy()
raise
def package(self):
execute("vagrant package", cwd=self.vagrant_dir, timeout=3 * 60) # timeout: 3 minutes
if exitcode != 0:
raise Exception('Packaging vagrant system to box failed.')
def run_build_and_test(self, tarball_path):
if not tarball_path:
name_ver = 'kea-1.5.0'
execute('tar --transform "flags=r;s|^|%s/|" --exclude hammer --exclude "*~" --exclude .git -zcf /tmp/%s.tar.gz .' % (name_ver, name_ver))
tarball_path = '/tmp/%s.tar.gz' % name_ver
execute('vagrant upload %s %s.tar.gz' % (tarball_path, name_ver), cwd=self.vagrant_dir)
self.execute("rm -rf kea-src")
t0 = time.time()
try:
bld_cmd = "%s hammer.py build -p local -t %s.tar.gz" % (self.python, name_ver)
if self.features_arg:
bld_cmd += ' ' + self.features_arg
if self.nofeatures_arg:
bld_cmd += ' ' + self.nofeatures_arg
self.execute(bld_cmd, timeout=40 * 60) # timeout: 40 minutes
if 'native-pkg' in self.features:
execute('vagrant ssh-config > %s/ssh.cfg' % self.vagrant_dir, cwd=self.vagrant_dir)
execute('scp -F %s/ssh.cfg -r default:/home/vagrant/rpm-root/RPMS/x86_64/ .' % self.vagrant_dir)
finally:
if not self.leave_system:
self.destroy(force=True)
t1 = time.time()
dt = int(t1 - t0)
log.info("")
log.info(">>>>>> Build time %s:%s", dt // 60, dt % 60)
log.info("")
def destroy(self, force=False):
cmd = 'vagrant destroy'
if force:
cmd += ' --force'
execute(cmd, cwd=self.vagrant_dir, timeout=3 * 60) # timeout: 3 minutes
def ssh(self):
execute('vagrant ssh', cwd=self.vagrant_dir, timeout=None)
def execute(self, cmd, timeout=None, raise_error=True):
return execute("vagrant ssh -c '%s'" % cmd, cwd=self.vagrant_dir, timeout=timeout, raise_error=raise_error)
def prepare_deps(self, features):
if features:
self.features_arg = '--with ' + ' '.join(features)
else:
self.features_arg = ''
nofeatures = set(DEFAULT_FEATURES) - features
if nofeatures:
self.nofeatures_arg = '--without ' + ' '.join(nofeatures)
else:
self.nofeatures_arg = ''
if self.system == 'centos' and self.sys_revision == '7' or self.system == 'debian' and self.sys_revision == '8':
self.python = 'python'
elif self.system == 'freebsd':
self.python = 'python3.6'
else:
self.python = 'python3'
if self.system == 'rhel' and self.sys_revision == '8':
exitcode = self.execute("sudo subscription-manager repos --list-enabled | grep rhel-8-for-x86_64-baseos-beta-rpms", raise_error=False)
if exitcode != 0:
self.execute("sudo subscription-manager register --user godfryd2 --password 'donotchange'")
self.execute("sudo subscription-manager refresh")
self.execute("sudo subscription-manager attach --pool 8a85f99a67cdc3e70167e45c85f47429")
self.execute("sudo subscription-manager repos --enable rhel-8-for-x86_64-baseos-beta-rpms")
self.execute("sudo dnf install -y python36")
hmr_py_path = os.path.join(self.repo_dir, 'hammer.py')
execute('vagrant upload %s' % hmr_py_path, cwd=self.vagrant_dir)
cmd = "sudo {python} hammer.py prepare-deps {features} {nofeatures}"
cmd = cmd.format(features=self.features_arg,
nofeatures=self.nofeatures_arg,
python=self.python)
self.execute(cmd)
def _install_gtest_sources():
if not os.path.exists('/usr/src/googletest-release-1.8.0/googletest'):
execute('wget --no-verbose -O /tmp/gtest.tar.gz https://github.com/google/googletest/archive/release-1.8.0.tar.gz')
execute('tar -C /usr/src -zxf /tmp/gtest.tar.gz')
os.unlink('/tmp/gtest.tar.gz')
def prepare_deps(features):
system, revision = get_system_revision()
log.info('Preparing deps for %s %s', system, revision)
if system == 'fedora':
packages = ['make', 'autoconf', 'automake', 'libtool', 'gcc-c++', 'openssl-devel', 'log4cplus-devel', 'boost-devel',
'community-mysql-devel', 'postgresql-devel']
if 'native-pkg' in features:
packages.remove('community-mysql-devel')
packages.extend(['rpm-build', 'mariadb-connector-c-devel'])
cmd = 'dnf -y install %s' % ' '.join(packages)
execute(cmd, timeout=120)
if 'unittest' in features:
_install_gtest_sources()
elif system == 'centos':
install_cmd = 'yum -y --setopt=skip_missing_names_on_install=False install %s'
execute(install_cmd % 'epel-release')
packages = ['make', 'autoconf', 'automake', 'libtool', 'gcc-c++', 'openssl-devel', 'log4cplus-devel', 'boost-devel',
'mariadb-devel', 'postgresql-devel']
if 'docs' in features:
packages.extend(['libxslt', 'elinks'])
execute(install_cmd % ' '.join(packages))
if 'unittest' in features:
_install_gtest_sources()
if system == 'rhel':
packages = ['make', 'autoconf', 'automake', 'libtool', 'gcc-c++', 'openssl-devel', 'boost-devel',
'mariadb-devel', 'postgresql-devel']
packages.extend(['rpm-build'])
if 'docs' in features:
packages.extend(['libxslt'])
install_cmd = 'dnf -y install %s'
execute(install_cmd % ' '.join(packages))
# prepare lib4cplus as epel repos are not available for rhel 8 yet
if revision == '8' and not os.path.exists('/usr/include/log4cplus/logger.h'):
execute('mkdir srpms')
execute('wget --no-verbose -O srpms/log4cplus-1.1.3-0.4.rc3.el7.src.rpm https://rpmfind.net/linux/epel/7/SRPMS/Packages/l/log4cplus-1.1.3-0.4.rc3.el7.src.rpm')
execute('sudo rpm -i rpmbuild/RPMS/x86_64/log4cplus-1.1.3-0.4.rc3.el8.x86_64.rpm')
execute('sudo rpm -i rpmbuild/RPMS/x86_64/log4cplus-devel-1.1.3-0.4.rc3.el8.x86_64.rpm')
if 'unittest' in features:
_install_gtest_sources()
elif system == 'ubuntu':
execute('apt update')
packages = ['gcc', 'g++', 'make', 'autoconf', 'automake', 'libtool', 'libssl-dev', 'liblog4cplus-dev', 'libboost-system-dev']
if 'unittest' in features:
packages.append('googletest')
if 'docs' in features:
packages.extend(['dblatex', 'xsltproc', 'elinks'])
if 'native-pkg' in features:
packages.extend(['build-essential', 'fakeroot', 'devscripts'])
packages.extend(['bison', 'debhelper', 'default-libmysqlclient-dev', 'libmysqlclient-dev', 'docbook', 'docbook-xsl', 'flex', 'libboost-dev',
'libpq-dev', 'postgresql-server-dev-all', 'python3-dev'])
execute('apt install --no-install-recommends -y %s' % ' '.join(packages), timeout=240)
elif system == 'debian':
execute('apt update')
packages = ['gcc', 'g++', 'make', 'autoconf', 'automake', 'libtool', 'libssl-dev', 'liblog4cplus-dev', 'libboost-system-dev']
if 'docs' in features:
packages.extend(['dblatex', 'xsltproc', 'elinks'])
if 'unittest' in features:
if revision == '8':
packages.append('libgtest-dev')
else:
packages.append('googletest')
execute('apt install --no-install-recommends -y %s' % ' '.join(packages), timeout=240)
elif system == 'freebsd':
packages = ['autoconf', 'automake', 'libtool', 'openssl', 'log4cplus', 'boost-libs']
execute('pkg install -y %s' % ' '.join(packages), timeout=240)
#execute('portsnap --interactive fetch', timeout=240)
#execute('portsnap extract /usr/ports/devel/log4cplus', timeout=240)
#execute('make -C /usr/ports/devel/log4cplus install clean BATCH=yes', timeout=240)
if 'unittest' in features:
_install_gtest_sources()
else:
raise NotImplementedError
def build_local(features, tarball_path):
env = os.environ.copy()
env['LANGUAGE'] = env['LANG'] = env['LC_ALL'] = 'C'
distro, revision = get_system_revision()
execute('df -h')
tarball_path = os.path.abspath(tarball_path)
if 'native-pkg' in features:
# native pkg build
if distro in ['fedora', 'centos', 'rhel']:
execute('rm -rf rpm-root')
os.mkdir('rpm-root')
os.mkdir('rpm-root/BUILD')
os.mkdir('rpm-root/BUILDROOT')
os.mkdir('rpm-root/RPMS')
os.mkdir('rpm-root/SOURCES')
os.mkdir('rpm-root/SPECS')
os.mkdir('rpm-root/SRPMS')
execute('rm -rf kea-src')
os.mkdir('kea-src')
execute('tar -zxf %s' % tarball_path, cwd='kea-src')
src_path = glob.glob('kea-src/*')[0]
rpm_dir = os.path.join(src_path, 'rpm')
for f in os.listdir(rpm_dir):
if f == 'kea.spec':
continue
execute('cp %s rpm-root/SOURCES' % os.path.join(rpm_dir, f))
execute('cp %s rpm-root/SPECS' % os.path.join(rpm_dir, 'kea.spec'))
execute('cp %s rpm-root/SOURCES' % tarball_path)
cmd = "rpmbuild -ba rpm-root/SPECS/kea.spec -D'_topdir /home/vagrant/rpm-root'"
execute(cmd, env=env, timeout=60 * 40)
if 'install' in features:
execute('sudo rpm -i rpm-root/RPMS/x86_64/*rpm')
elif distro in ['ubuntu', 'debian']:
execute('rm -rf kea-src')
os.mkdir('kea-src')
execute('tar -zxf %s' % tarball_path, cwd='kea-src')
src_path = glob.glob('kea-src/*')[0]
execute('debuild -i -us -uc -b', env=env, cwd=src_path, timeout=60 * 40)
if 'install' in features:
execute('sudo dpkg -i kea-src/*deb')
else:
raise NotImplementedError
else:
# build straight from sources
if tarball_path:
execute('rm -rf kea-src')
os.mkdir('kea-src')
execute('tar -zxf %s' % tarball_path, cwd='kea-src')
src_path = glob.glob('kea-src/*')[0]
else:
src_path = '.'
execute('autoreconf -f -i', cwd=src_path, env=env)
cmd = './configure'
if 'mysql' in features:
cmd += ' --with-mysql'
if 'pgsql' in features:
cmd += ' --with-pgsql'
if 'unittest' in features:
if distro in ['centos', 'fedora', 'freebsd']:
cmd += ' --with-gtest-source=/usr/src/googletest-release-1.8.0/googletest/'
elif distro == 'debian' and revision == '8':
cmd += ' --with-gtest-source=/usr/src/gtest'
elif distro in ['debian', 'ubuntu']:
cmd += ' --with-gtest-source=/usr/src/googletest/googletest'
else:
raise NotImplementedError
if 'docs' in features:
cmd += ' --enable-generate-docs'
if distro == 'freebsd':
cmd += ' --with-boost-include=/usr/local/include' # TODO: this should be fixed in ./configure.ac
cmd += ' --with-boost-lib-dir=/usr/local/lib' # TODO: this should be fixed in ./configure.ac
execute(cmd, cwd=src_path, env=env)
cpus = multiprocessing.cpu_count() - 1
if distro == 'centos':
cpus = cpus // 2
if cpus == 0:
cpus = 1
cmd = 'make -j%s' % cpus
execute(cmd, cwd=src_path, env=env, timeout=60 * 40) # TODO 6, timeout: 40mins
if 'unittest' in features:
execute('make check', cwd=src_path, env=env, timeout=60 * 60, raise_error=False)
if 'install' in features:
execute('sudo make install', cwd=src_path, env=env)
execute('df -h')
def build_in_vagrant(provider, system, sys_revision, features, leave_system, tarball_path):
log.info('')
log.info(">>> Building %s, %s, %s" % (provider, system, sys_revision))
log.info('')
t0 = time.time()
error = False
try:
ve = VagrantEnv(provider, system, sys_revision, features, leave_system, 'kea')
ve.up()
ve.prepare_deps(features)
ve.run_build_and_test(tarball_path)
except:
log.exception('building failed')
error = True
t1 = time.time()
dt = int(t1 - t0)
log.info('')
log.info(">>> Building %s, %s, %s completed in %s:%s", provider, system, sys_revision, dt // 60, dt % 60)
log.info('')
return dt, error
def package_box(provider, system, sys_revision, features):
ve = VagrantEnv(provider, system, sys_revision, features, False, 'bare')
ve.up()
ve.prepare_deps(features)
ve.package()
def prepare_system(provider, system, sys_revision, features):
ve = VagrantEnv(provider, system, sys_revision, features, False, 'kea')
ve.up()
ve.prepare_deps(features)
# TODO remove kea-src
def ssh(provider, system, sys_revision, features):
ve = VagrantEnv(provider, system, sys_revision, features, False, 'kea')
ve.up()
ve.prepare_deps(features)
ve.ssh()
DEFAULT_FEATURES = ['install', 'unittest', 'docs']
ALL_FEATURES = ['install', 'unittest', 'docs', 'mysql', 'pgsql', 'native-pkg']
def parse_args():
parser = argparse.ArgumentParser(description='Kea develepment environment management tool.')
parser.add_argument('command', choices=['package-box', 'prepare-system', 'build', 'prepare-deps', 'list-systems', 'ssh'],
help='Commands.')
parser.add_argument('-p', '--provider', default='virtualbox', choices=['lxc', 'virtualbox', 'all', 'local'],
help="Backend build executor. If 'all' then build is executed several times on all providers. "
"If 'local' then build is executed on current system. Default is 'virtualbox'.")
parser.add_argument('-s', '--system', default='all', choices=list(SYSTEMS.keys()) + ['all'],
help="Build is executed on selected system. If 'all' then build is executed several times on all systems. "
"If provider is 'local' then this option is ignored. Default is 'all'.")
parser.add_argument('-r', '--revision', default='all',
help="Revision of selected system. If 'all' then build is executed several times "
"on all revisions of selected system. To list supported systems and their revisions invoke 'list-systems'. "
"Default is 'all'.")
parser.add_argument('-w', '--with', nargs='+', default=set(), choices=ALL_FEATURES,
help="Enabled, comma-separated features. Default is '%s'." % ' '.join(DEFAULT_FEATURES))
parser.add_argument('-x', '--without', nargs='+', default=set(), choices=ALL_FEATURES,
help="Disabled, comma-separated features. Default is ''.")
parser.add_argument('-l', '--leave-system', action='store_true',
help='At the end of command do not destroy vagrant system. Default behavior is destroing the system.')
parser.add_argument('-t', '--from-tarball',
help='Instead of building sources in current folder use provided tarball package (e.g. tar.gz).')
parser.add_argument('-v', '--verbose', action='store_true', help='Enable verbose mode.')
args = parser.parse_args()
return args
def list_systems():
for system, revisions in SYSTEMS.items():
print('%s:' % system)
for r in revisions:
providers = []
for p in ['lxc', 'virtualbox']:
k = '%s-%s-%s' % (system, r, p)
if k in IMAGE_TEMPLATES:
providers.append(p)
providers = ', '.join(providers)
print(' - %s: %s' % (r, providers))
def _what_features(args):
features = set(vars(args)['with'])
features = features.union(DEFAULT_FEATURES)
nofeatures = set(args.without)
features = features.difference(nofeatures)
return features
def _print_summary(results):
print("")
print("+===== Hammer Summary ====================================+")
print("| provider | system | revision | duration | status |")
print("+------------+------------+----------+-----------+--------+")
total_dt = 0
for key, result in results.items():
provider, system, revision = key
dt, error = result
total_dt += dt
status = ' \033[1;31merror\033[0;0m' if error else ' \033[0;32mok\033[0;0m'
print('| %10s | %10s | %8s | %6d:%02d | %s |' % (provider, system, revision, dt // 60, dt % 60, status))
print("+------------+------------+----------+-----------+--------+")
print("| Total: %6d:%02d | |" % (total_dt // 60, total_dt % 60))
print("+=========================================================+")
def main():
args = parse_args()
level = logging.INFO
if args.verbose:
level = logging.DEBUG
format = '[HAMMER] %(asctime)-15s %(message)s'
logging.basicConfig(format=format, level=level)
features = _what_features(args)
if args.command == 'list-systems':
list_systems()
elif args.command == "package-box":
log.info('Enabled features: %s', ' '.join(features))
package_box(args.provider, args.system, args.revision, features)
elif args.command == "prepare-system":
log.info('Enabled features: %s', ' '.join(features))
prepare_system(args.provider, args.system, args.revision, features)
elif args.command == "build":
log.info('Enabled features: %s', ' '.join(features))
if args.provider == 'local':
build_local(features, args.from_tarball)
return
if args.provider == 'all':
providers = ['lxc', 'virtualbox']
else:
providers = [args.provider]
if args.system == 'all':
systems = SYSTEMS.keys()
else:
systems = [args.system]
results = {}
fail = False
for provider in providers:
for system in systems:
if args.revision == 'all':
revisions = SYSTEMS[system]
else:
revisions = [args.revision]
for revision in revisions:
duration, error = build_in_vagrant(provider, system, revision, features, args.leave_system, args.from_tarball)
results[(provider, system, revision)] = (duration, error)
if error:
fail = True
_print_summary(results)
if fail:
sys.exit(1)
elif args.command == "prepare-deps":
log.info('Enabled features: %s', ' '.join(features))
prepare_deps(features)
elif args.command == "ssh":
ssh(args.provider, args.system, args.revision, features)
if __name__ == '__main__':
# results = {
# ('virtualbox', 'centos', '7'): (920, False),
# ('lxc', 'fedora', '29'): (120, False),
# }
# _print_summary(results)
main()