ansible/test/lib/ansible_test/_internal/manage_ci.py

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"""Access Ansible Core CI remote services."""
from __future__ import (absolute_import, division, print_function)
__metaclass__ = type
import os
import tempfile
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import time
from . import types as t
from .io import (
read_text_file,
)
from .util import (
SubprocessError,
ApplicationError,
cmd_quote,
display,
ANSIBLE_TEST_DATA_ROOT,
)
from .util_common import (
intercept_command,
get_network_completion,
run_command,
ShellScriptTemplate,
)
from .core_ci import (
AnsibleCoreCI,
SshKey,
)
from .ansible_util import (
ansible_environment,
)
from .config import (
NetworkIntegrationConfig,
ShellConfig,
)
from .payload import (
create_payload,
)
class ManageWindowsCI:
"""Manage access to a Windows instance provided by Ansible Core CI."""
def __init__(self, core_ci):
"""
:type core_ci: AnsibleCoreCI
"""
self.core_ci = core_ci
self.ssh_args = ['-i', self.core_ci.ssh_key.key]
ssh_options = dict(
BatchMode='yes',
StrictHostKeyChecking='no',
UserKnownHostsFile='/dev/null',
ServerAliveInterval=15,
ServerAliveCountMax=4,
)
for ssh_option in sorted(ssh_options):
self.ssh_args += ['-o', '%s=%s' % (ssh_option, ssh_options[ssh_option])]
def setup(self, python_version):
"""Used in delegate_remote to setup the host, no action is required for Windows.
:type python_version: str
"""
def wait(self):
"""Wait for instance to respond to ansible ping."""
extra_vars = [
'ansible_connection=winrm',
'ansible_host=%s' % self.core_ci.connection.hostname,
'ansible_user=%s' % self.core_ci.connection.username,
'ansible_password=%s' % self.core_ci.connection.password,
'ansible_port=%s' % self.core_ci.connection.port,
'ansible_winrm_server_cert_validation=ignore',
]
name = 'windows_%s' % self.core_ci.version
env = ansible_environment(self.core_ci.args)
cmd = ['ansible', '-m', 'ansible.windows.win_ping', '-i', '%s,' % name, name, '-e', ' '.join(extra_vars)]
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for dummy in range(1, 120):
try:
intercept_command(self.core_ci.args, cmd, 'ping', env=env, disable_coverage=True)
return
except SubprocessError:
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time.sleep(10)
raise ApplicationError('Timeout waiting for %s/%s instance %s.' %
(self.core_ci.platform, self.core_ci.version, self.core_ci.instance_id))
def download(self, remote, local):
"""
:type remote: str
:type local: str
"""
self.scp('%s@%s:%s' % (self.core_ci.connection.username, self.core_ci.connection.hostname, remote), local)
def upload(self, local, remote):
"""
:type local: str
:type remote: str
"""
self.scp(local, '%s@%s:%s' % (self.core_ci.connection.username, self.core_ci.connection.hostname, remote))
def ssh(self, command, options=None, force_pty=True):
"""
:type command: str | list[str]
:type options: list[str] | None
:type force_pty: bool
"""
if not options:
options = []
if force_pty:
options.append('-tt')
if isinstance(command, list):
command = ' '.join(cmd_quote(c) for c in command)
run_command(self.core_ci.args,
['ssh', '-q'] + self.ssh_args +
options +
['-p', '22',
'%s@%s' % (self.core_ci.connection.username, self.core_ci.connection.hostname)] +
[command])
def scp(self, src, dst):
"""
:type src: str
:type dst: str
"""
for dummy in range(1, 10):
try:
run_command(self.core_ci.args,
['scp'] + self.ssh_args +
['-P', '22', '-q', '-r', src, dst])
return
except SubprocessError:
time.sleep(10)
raise ApplicationError('Failed transfer: %s -> %s' % (src, dst))
class ManageNetworkCI:
"""Manage access to a network instance provided by Ansible Core CI."""
def __init__(self, args, core_ci):
"""
:type args: NetworkIntegrationConfig
:type core_ci: AnsibleCoreCI
"""
self.args = args
self.core_ci = core_ci
def wait(self):
"""Wait for instance to respond to ansible ping."""
settings = get_network_settings(self.args, self.core_ci.platform, self.core_ci.version)
extra_vars = [
'ansible_host=%s' % self.core_ci.connection.hostname,
'ansible_port=%s' % self.core_ci.connection.port,
'ansible_ssh_private_key_file=%s' % self.core_ci.ssh_key.key,
] + [
'%s=%s' % (key, value) for key, value in settings.inventory_vars.items()
]
name = '%s-%s' % (self.core_ci.platform, self.core_ci.version.replace('.', '-'))
env = ansible_environment(self.core_ci.args)
cmd = [
'ansible',
'-m', '%s%s_command' % (settings.collection + '.' if settings.collection else '', self.core_ci.platform),
'-a', 'commands=?',
'-u', self.core_ci.connection.username,
'-i', '%s,' % name,
'-e', ' '.join(extra_vars),
name,
]
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for dummy in range(1, 90):
try:
intercept_command(self.core_ci.args, cmd, 'ping', env=env, disable_coverage=True)
return
except SubprocessError:
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time.sleep(10)
raise ApplicationError('Timeout waiting for %s/%s instance %s.' %
(self.core_ci.platform, self.core_ci.version, self.core_ci.instance_id))
class ManagePosixCI:
"""Manage access to a POSIX instance provided by Ansible Core CI."""
def __init__(self, core_ci):
"""
:type core_ci: AnsibleCoreCI
"""
self.core_ci = core_ci
self.ssh_args = ['-i', self.core_ci.ssh_key.key]
ssh_options = dict(
BatchMode='yes',
StrictHostKeyChecking='no',
UserKnownHostsFile='/dev/null',
ServerAliveInterval=15,
ServerAliveCountMax=4,
)
for ssh_option in sorted(ssh_options):
self.ssh_args += ['-o', '%s=%s' % (ssh_option, ssh_options[ssh_option])]
self.become = None
if self.core_ci.platform == 'freebsd':
self.become = ['su', '-l', 'root', '-c']
elif self.core_ci.platform == 'macos':
self.become = ['sudo', '-in', 'PATH=/usr/local/bin:$PATH', 'sh', '-c']
elif self.core_ci.platform == 'osx':
self.become = ['sudo', '-in', 'PATH=/usr/local/bin:$PATH']
elif self.core_ci.platform == 'rhel':
self.become = ['sudo', '-in', 'bash', '-c']
elif self.core_ci.platform in ['aix', 'ibmi']:
self.become = []
if self.become is None:
raise NotImplementedError('provider %s has not been implemented' % self.core_ci.provider)
def setup(self, python_version):
"""Start instance and wait for it to become ready and respond to an ansible ping.
:type python_version: str
:rtype: str
"""
pwd = self.wait()
display.info('Remote working directory: %s' % pwd, verbosity=1)
if isinstance(self.core_ci.args, ShellConfig):
if self.core_ci.args.raw:
return pwd
self.configure(python_version)
self.upload_source()
return pwd
def wait(self): # type: () -> str
"""Wait for instance to respond to SSH."""
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for dummy in range(1, 90):
try:
stdout = self.ssh('pwd', capture=True)[0]
if self.core_ci.args.explain:
return '/pwd'
pwd = stdout.strip().splitlines()[-1]
if not pwd.startswith('/'):
raise Exception('Unexpected current working directory "%s" from "pwd" command output:\n%s' % (pwd, stdout))
return pwd
except SubprocessError:
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time.sleep(10)
raise ApplicationError('Timeout waiting for %s/%s instance %s.' %
(self.core_ci.platform, self.core_ci.version, self.core_ci.instance_id))
def configure(self, python_version):
"""Configure remote host for testing.
:type python_version: str
"""
template = ShellScriptTemplate(read_text_file(os.path.join(ANSIBLE_TEST_DATA_ROOT, 'setup', 'remote.sh')))
setup_sh = template.substitute(
platform=self.core_ci.platform,
platform_version=self.core_ci.version,
python_version=python_version,
)
ssh_keys_sh = get_ssh_key_setup(self.core_ci.ssh_key)
setup_sh += ssh_keys_sh
shell = setup_sh.splitlines()[0][2:]
self.ssh(shell, data=setup_sh)
def upload_source(self):
"""Upload and extract source."""
with tempfile.NamedTemporaryFile(prefix='ansible-source-', suffix='.tgz') as local_source_fd:
remote_source_dir = '/tmp'
remote_source_path = os.path.join(remote_source_dir, os.path.basename(local_source_fd.name))
create_payload(self.core_ci.args, local_source_fd.name)
self.upload(local_source_fd.name, remote_source_dir)
# AIX does not provide the GNU tar version, leading to parameters
# being different and -z not being recognized. This pattern works
# with both versions of tar.
self.ssh(
'rm -rf ~/ansible ~/ansible_collections && cd ~/ && gunzip --stdout %s | tar oxf - && rm %s' %
(remote_source_path, remote_source_path)
)
def download(self, remote, local):
"""
:type remote: str
:type local: str
"""
self.scp('%s@%s:%s' % (self.core_ci.connection.username, self.core_ci.connection.hostname, remote), local)
def upload(self, local, remote):
"""
:type local: str
:type remote: str
"""
self.scp(local, '%s@%s:%s' % (self.core_ci.connection.username, self.core_ci.connection.hostname, remote))
def ssh(self, command, options=None, capture=False, data=None):
"""
:type command: str | list[str]
:type options: list[str] | None
:type capture: bool
:type data: str | None
:rtype: str | None, str | None
"""
if not options:
options = []
if isinstance(command, list):
command = ' '.join(cmd_quote(c) for c in command)
command = cmd_quote(command) if self.become else command
options.append('-q')
if not data:
options.append('-tt')
return run_command(self.core_ci.args,
['ssh'] + self.ssh_args +
options +
['-p', str(self.core_ci.connection.port),
'%s@%s' % (self.core_ci.connection.username, self.core_ci.connection.hostname)] +
self.become + [command], capture=capture, data=data)
def scp(self, src, dst):
"""
:type src: str
:type dst: str
"""
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for dummy in range(1, 10):
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try:
run_command(self.core_ci.args,
['scp'] + self.ssh_args +
['-P', str(self.core_ci.connection.port), '-q', '-r', src, dst])
return
except SubprocessError:
time.sleep(10)
raise ApplicationError('Failed transfer: %s -> %s' % (src, dst))
def get_ssh_key_setup(ssh_key): # type: (SshKey) -> str
"""Generate and return a script to configure SSH keys on a host."""
template = ShellScriptTemplate(read_text_file(os.path.join(ANSIBLE_TEST_DATA_ROOT, 'setup', 'ssh-keys.sh')))
ssh_keys_sh = template.substitute(
ssh_public_key=ssh_key.pub_contents,
ssh_private_key=ssh_key.key_contents,
ssh_key_type=ssh_key.KEY_TYPE,
)
return ssh_keys_sh
def get_network_settings(args, platform, version): # type: (NetworkIntegrationConfig, str, str) -> NetworkPlatformSettings
"""Returns settings for the given network platform and version."""
platform_version = '%s/%s' % (platform, version)
completion = get_network_completion().get(platform_version, {})
collection = args.platform_collection.get(platform, completion.get('collection'))
settings = NetworkPlatformSettings(
collection,
dict(
ansible_connection=args.platform_connection.get(platform, completion.get('connection')),
ansible_network_os='%s.%s' % (collection, platform) if collection else platform,
)
)
return settings
class NetworkPlatformSettings:
"""Settings required for provisioning a network platform."""
def __init__(self, collection, inventory_vars): # type: (str, t.Type[str, str]) -> None
self.collection = collection
self.inventory_vars = inventory_vars