Cleanup provisioning code in ansible-test. (#73207)

* Remove unused code in ansible-test.

* Remove obsolete endpoint logic from ansible-test.

* Remove obsolete region selection in ansible-test.

* Remove obsolete port logic in ansible-test.

* Clean up ansible-test remote providers.
This commit is contained in:
Matt Clay 2021-01-12 16:18:28 -08:00 committed by GitHub
parent d6670da1d7
commit 21f1811ddf
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12 changed files with 82 additions and 169 deletions

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@ -0,0 +1,2 @@
minor_changes:
- ansible-test - Refactor code to remove unused logic for obsolete support of multiple provisioning endpoints.

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@ -0,0 +1,2 @@
minor_changes:
- ansible-test - Removed unused provisioning code and cleaned up remote provider management logic.

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@ -0,0 +1,3 @@
minor_changes:
- ansible-test - Removed the obsolete ``--remote-aws-region`` provisioning option.
- ansible-test - Files used to track remote instances no longer have a region suffix.

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@ -43,7 +43,7 @@ class ChangeDetectionNotSupported(ApplicationError):
class AuthContext:
"""Context information required for Ansible Core CI authentication."""
def __init__(self): # type: () -> None
self.region = None # type: t.Optional[str]
pass
class CIProvider(ABC):

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@ -120,12 +120,12 @@ class Local(CIProvider):
def supports_core_ci_auth(self, context): # type: (AuthContext) -> bool
"""Return True if Ansible Core CI is supported."""
path = self._get_aci_key_path(context)
path = self._get_aci_key_path()
return os.path.exists(path)
def prepare_core_ci_auth(self, context): # type: (AuthContext) -> t.Dict[str, t.Any]
"""Return authentication details for Ansible Core CI."""
path = self._get_aci_key_path(context)
path = self._get_aci_key_path()
auth_key = read_text_file(path).strip()
request = dict(
@ -143,12 +143,8 @@ class Local(CIProvider):
"""Return details about git in the current environment."""
return None # not yet implemented for local
def _get_aci_key_path(self, context): # type: (AuthContext) -> str
def _get_aci_key_path(self): # type: () -> str
path = os.path.expanduser('~/.ansible-core-ci.key')
if context.region:
path += '.%s' % context.region
return path

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@ -75,14 +75,14 @@ from .target import (
walk_sanity_targets,
)
from .core_ci import (
AWS_ENDPOINTS,
)
from .cloud import (
initialize_cloud_plugins,
)
from .core_ci import (
AnsibleCoreCI,
)
from .data import (
data_context,
)
@ -924,7 +924,6 @@ def add_environments(parser, isolated_delegation=True):
remote=None,
remote_stage=None,
remote_provider=None,
remote_aws_region=None,
remote_terminate=None,
remote_endpoint=None,
python_interpreter=None,
@ -954,7 +953,7 @@ def add_environments(parser, isolated_delegation=True):
remote.add_argument('--remote-provider',
metavar='PROVIDER',
help='remote provider to use: %(choices)s',
choices=['default', 'aws', 'azure', 'parallels', 'ibmvpc', 'ibmps'],
choices=['default'] + sorted(AnsibleCoreCI.PROVIDERS.keys()),
default='default')
remote.add_argument('--remote-endpoint',
@ -962,12 +961,6 @@ def add_environments(parser, isolated_delegation=True):
help='remote provisioning endpoint to use (default: auto)',
default=None)
remote.add_argument('--remote-aws-region',
metavar='REGION',
help='remote aws region to use: %(choices)s (default: auto)',
choices=sorted(AWS_ENDPOINTS),
default=None)
remote.add_argument('--remote-terminate',
metavar='WHEN',
help='terminate remote instance: %(choices)s (default: %(default)s)',

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@ -81,7 +81,7 @@ class AwsCloudProvider(CloudProvider):
"""
:rtype: AnsibleCoreCI
"""
return AnsibleCoreCI(self.args, 'aws', 'sts', persist=False, stage=self.args.remote_stage, provider=self.args.remote_provider)
return AnsibleCoreCI(self.args, 'aws', 'aws', persist=False, stage=self.args.remote_stage, provider='aws', internal=True)
class AwsCloudEnvironment(CloudEnvironment):

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@ -136,7 +136,7 @@ class AzureCloudProvider(CloudProvider):
"""
:rtype: AnsibleCoreCI
"""
return AnsibleCoreCI(self.args, 'azure', 'azure', persist=False, stage=self.args.remote_stage, provider=self.args.remote_provider)
return AnsibleCoreCI(self.args, 'azure', 'azure', persist=False, stage=self.args.remote_stage, provider='azure', internal=True)
class AzureCloudEnvironment(CloudEnvironment):

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@ -83,7 +83,7 @@ class HcloudCloudProvider(CloudProvider):
"""
:rtype: AnsibleCoreCI
"""
return AnsibleCoreCI(self.args, 'hetzner', 'hetzner', persist=False, stage=self.args.remote_stage, provider=self.args.remote_provider)
return AnsibleCoreCI(self.args, 'hetzner', 'hetzner', persist=False, stage=self.args.remote_stage, provider='hetzner', internal=True)
class HcloudCloudEnvironment(CloudEnvironment):

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@ -99,7 +99,6 @@ class EnvironmentConfig(CommonConfig):
self.remote_stage = args.remote_stage # type: str
self.remote_provider = args.remote_provider # type: str
self.remote_endpoint = args.remote_endpoint # type: t.Optional[str]
self.remote_aws_region = args.remote_aws_region # type: str
self.remote_terminate = args.remote_terminate # type: str
if self.remote_provider == 'default':

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@ -49,14 +49,49 @@ from .data import (
data_context,
)
AWS_ENDPOINTS = {
'us-east-1': 'https://ansible-core-ci.testing.ansible.com',
}
class AnsibleCoreCI:
"""Client for Ansible Core CI services."""
def __init__(self, args, platform, version, stage='prod', persist=True, load=True, provider=None, arch=None):
DEFAULT_ENDPOINT = 'https://ansible-core-ci.testing.ansible.com'
# Assign a default provider for each VM platform supported.
# This is used to determine the provider from the platform when no provider is specified.
# The keys here also serve as the list of providers which users can select from the command line.
#
# Entries can take one of two formats:
# {platform}
# {platform} arch={arch}
#
# Entries with an arch are only used as a default if the value for --remote-arch matches the {arch} specified.
# This allows arch specific defaults to be distinct from the default used when no arch is specified.
PROVIDERS = dict(
aws=(
'freebsd',
'ios',
'rhel',
'tower',
'vyos',
'windows',
),
azure=(
),
ibmps=(
'aix',
'ibmi',
),
parallels=(
'macos',
'osx',
),
)
# Currently ansible-core-ci has no concept of arch selection. This effectively means each provider only supports one arch.
# The list below identifies which platforms accept an arch, and which one. These platforms can only be used with the specified arch.
PROVIDER_ARCHES = dict(
)
def __init__(self, args, platform, version, stage='prod', persist=True, load=True, provider=None, arch=None, internal=False):
"""
:type args: EnvironmentConfig
:type platform: str
@ -66,6 +101,7 @@ class AnsibleCoreCI:
:type load: bool
:type provider: str | None
:type arch: str | None
:type internal: bool
"""
self.args = args
self.arch = arch
@ -76,7 +112,7 @@ class AnsibleCoreCI:
self.connection = None
self.instance_id = None
self.endpoint = None
self.max_threshold = 1
self.default_endpoint = args.remote_endpoint or self.DEFAULT_ENDPOINT
self.retries = 3
self.ci_provider = get_ci_provider()
self.auth_context = AuthContext()
@ -86,62 +122,26 @@ class AnsibleCoreCI:
else:
self.name = '%s-%s' % (self.platform, self.version)
# Assign each supported platform to one provider.
# This is used to determine the provider from the platform when no provider is specified.
providers = dict(
aws=(
'aws',
'windows',
'freebsd',
'vyos',
'junos',
'ios',
'tower',
'rhel',
'hetzner',
),
azure=(
'azure',
),
ibmps=(
'aix',
'ibmi',
),
ibmvpc=(
'centos arch=power', # avoid ibmvpc as default for no-arch centos to avoid making centos default to power
),
parallels=(
'macos',
'osx',
),
)
# Currently ansible-core-ci has no concept of arch selection. This effectively means each provider only supports one arch.
# The list below identifies which platforms accept an arch, and which one. These platforms can only be used with the specified arch.
provider_arches = dict(
ibmvpc='power',
)
if provider:
# override default provider selection (not all combinations are valid)
self.provider = provider
else:
self.provider = None
for candidate in providers:
for candidate in self.PROVIDERS:
choices = [
platform,
'%s arch=%s' % (platform, arch),
]
if any(choice in providers[candidate] for choice in choices):
if any(choice in self.PROVIDERS[candidate] for choice in choices):
# assign default provider based on platform
self.provider = candidate
break
# If a provider has been selected, make sure the correct arch (or none) has been selected.
if self.provider:
required_arch = provider_arches.get(self.provider)
required_arch = self.PROVIDER_ARCHES.get(self.provider)
if self.arch != required_arch:
if required_arch:
@ -154,49 +154,14 @@ class AnsibleCoreCI:
self.path = os.path.expanduser('~/.ansible/test/instances/%s-%s-%s' % (self.name, self.provider, self.stage))
if self.provider in ('aws', 'azure', 'ibmps', 'ibmvpc'):
if args.remote_aws_region:
display.warning('The --remote-aws-region option is obsolete and will be removed in a future version of ansible-test.')
# permit command-line override of region selection
region = args.remote_aws_region
# use a dedicated CI key when overriding the region selection
self.auth_context.region = args.remote_aws_region
else:
region = 'us-east-1'
self.path = "%s-%s" % (self.path, region)
if self.args.remote_endpoint:
self.endpoints = (self.args.remote_endpoint,)
else:
self.endpoints = (AWS_ENDPOINTS[region],)
self.ssh_key = SshKey(args)
if self.platform == 'windows':
self.port = 5986
else:
self.port = 22
if self.provider == 'ibmps':
# Additional retries are neededed to accommodate images transitioning
# to the active state in the IBM cloud. This operation can take up to
# 90 seconds
self.retries = 7
elif self.provider == 'parallels':
if self.args.remote_endpoint:
self.endpoints = (self.args.remote_endpoint,)
else:
self.endpoints = (AWS_ENDPOINTS['us-east-1'],)
self.ssh_key = SshKey(args)
self.port = None
else:
if self.provider not in self.PROVIDERS and not internal:
if self.arch:
raise ApplicationError('Provider not detected for platform "%s" on arch "%s".' % (self.platform, self.arch))
raise ApplicationError('Provider not detected for platform "%s" with no arch specified.' % self.platform)
self.ssh_key = SshKey(args)
if persist and load and self._load():
try:
display.info('Checking existing %s/%s instance %s.' % (self.platform, self.version, self.instance_id),
@ -230,26 +195,8 @@ class AnsibleCoreCI:
display.sensitive.add(self.instance_id)
def _get_parallels_endpoints(self):
"""
:rtype: tuple[str]
"""
client = HttpClient(self.args, always=True)
display.info('Getting available endpoints...', verbosity=1)
sleep = 3
for _iteration in range(1, 10):
response = client.get('https://ansible-ci-files.s3.amazonaws.com/ansible-test/parallels-endpoints.txt')
if response.status_code == 200:
endpoints = tuple(response.response.splitlines())
display.info('Available endpoints (%d):\n%s' % (len(endpoints), '\n'.join(' - %s' % endpoint for endpoint in endpoints)), verbosity=1)
return endpoints
display.warning('HTTP %d error getting endpoints, trying again in %d seconds.' % (response.status_code, sleep))
time.sleep(sleep)
raise ApplicationError('Unable to get available endpoints.')
if not self.endpoint:
self.endpoint = self.default_endpoint
@property
def available(self):
@ -326,7 +273,7 @@ class AnsibleCoreCI:
self.connection = InstanceConnection(
running=True,
hostname='cloud.example.com',
port=self.port or 12345,
port=12345,
username='username',
password='password' if self.platform == 'windows' else None,
)
@ -339,7 +286,7 @@ class AnsibleCoreCI:
self.connection = InstanceConnection(
running=status == 'running',
hostname=con['hostname'],
port=int(con.get('port', self.port)),
port=int(con['port']),
username=con['username'],
password=con.get('password'),
response_json=response_json,
@ -388,7 +335,7 @@ class AnsibleCoreCI:
config=dict(
platform=self.platform,
version=self.version,
public_key=self.ssh_key.pub_contents if self.ssh_key else None,
public_key=self.ssh_key.pub_contents,
query=False,
winrm_config=winrm_config,
)
@ -400,7 +347,7 @@ class AnsibleCoreCI:
'Content-Type': 'application/json',
}
response = self._start_try_endpoints(data, headers)
response = self._start_endpoint(data, headers)
self.started = True
self._save()
@ -412,45 +359,16 @@ class AnsibleCoreCI:
return response.json()
def _start_try_endpoints(self, data, headers):
def _start_endpoint(self, data, headers):
"""
:type data: dict[str, any]
:type headers: dict[str, str]
:rtype: HttpResponse
"""
threshold = 1
while threshold <= self.max_threshold:
for self.endpoint in self.endpoints:
try:
return self._start_at_threshold(data, headers, threshold)
except CoreHttpError as ex:
if ex.status == 503:
display.info('Service Unavailable: %s' % ex.remote_message, verbosity=1)
continue
display.error(ex.remote_message)
except HttpError as ex:
display.error(u'%s' % ex)
time.sleep(3)
threshold += 1
raise ApplicationError('Maximum threshold reached and all endpoints exhausted.')
def _start_at_threshold(self, data, headers, threshold):
"""
:type data: dict[str, any]
:type headers: dict[str, str]
:type threshold: int
:rtype: HttpResponse | None
"""
tries = self.retries
sleep = 15
data['threshold'] = threshold
display.info('Trying endpoint: %s (threshold %d)' % (self.endpoint, threshold), verbosity=1)
display.info('Trying endpoint: %s' % self.endpoint, verbosity=1)
while True:
tries -= 1

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@ -204,22 +204,22 @@ class ManagePosixCI:
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':
if self.core_ci.provider == 'aws':
self.become = ['su', '-l', 'root', '-c']
elif self.core_ci.provider == 'azure':
self.become = ['sudo', '-in', 'sh', '-c']
else:
raise NotImplementedError('provider %s has not been implemented' % self.core_ci.provider)
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' or self.core_ci.platform == 'centos':
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