# coding=utf-8
from __future__ import print_function
from __future__ import division
from __future__ import absolute_import
from clcommon import FormattedException
# Possible interpreter statuses
ENABLED_STATUS = 'enabled'
DISABLED_STATUS = 'disabled'
NOT_INSTALLED_STATUS = 'not_installed'
INSTALLING_STATUS = 'installing'
REMOVING_STATUS = 'removing'
# Means that cache update process is currently running
CACHE_UPDATING_YUM_STATUS = "cache_updating"
# possible application states
APP_STARTED_CONST = 'started'
APP_STOPPED_CONST = 'stopped'
class BaseSelectorError(FormattedException):
"""Top level error class for admin's part of selector"""
pass
class AcquireInterpreterLockError(BaseSelectorError):
"""Error raised when we are unable to lock interpreter version"""
def __init__(self, version):
super(AcquireInterpreterLockError, self).__init__({
"message":
"Unable to lock specified interpreter version %(version)s. Probably it's not "
"installed at this moment",
"context": {
'version': version
},
})
class AcquireApplicationLockError(BaseSelectorError):
"""Error raised when we are unable to lock application"""
def __init__(self, app_root, reason=None):
message = "Can't acquire lock for app: %(app)s"
if reason:
message += " Reason is: {}".format(reason)
super(AcquireApplicationLockError, self).__init__({
'message': message,
'context': {
'app': app_root,
},
})
class MissingVirtualenvError(BaseSelectorError):
"""Error raised when virtualenv directory is absent"""
def __init__(self, app_venv):
super(MissingVirtualenvError, self).__init__({
'message':
"No such application or it's broken. "
"Unable to find app venv folder by this path: '%(app_venv)s'",
'context': {
'app_venv': app_venv,
},
})
class MissingAppRootError(BaseSelectorError):
"""Error raised when application root directory is absent"""
def __init__(self, app_root):
super(MissingAppRootError, self).__init__({
'message':
"No such application or it's broken. "
"Unable to find app-root folder by this path: '%(app_root)s'",
'context': {
'app_root': app_root,
},
})
class AbsentFileError(BaseSelectorError):
"""Error raised when some file does not exist"""
def __init__(self, filepath):
super(AbsentFileError, self).__init__(
{'message': "File %(file)s is absent.",
'context': {'file': filepath}}
)
class UnsupportedSelectorError(BaseSelectorError):
def __init__(self, interpreter):
super(UnsupportedSelectorError, self).__init__(
{'message': 'Unsupported interpreter was passed: "%(interpreter)s"',
'context': {'interpreter': interpreter}}
)
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