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Mini Shell
# Copyright © Cloud Linux GmbH & Cloud Linux Software, Inc 2010-2020 All Rights Reserved
#
# Licensed under CLOUD LINUX LICENSE AGREEMENT
# http://cloudlinux.com/docs/LICENSE.TXT
from clwpos import gettext as _
from clwpos.cl_wpos_exceptions import WposError
class WebsiteCheckError(WposError):
"""
Generic base class for all website post checks.
"""
def __init__(self, *, header, description, fix_tip, context, details=None):
super(WebsiteCheckError, self).__init__(
message=description,
context=context
)
self.header = header
self.fix_tip = fix_tip
self.details = details
class PostCheckRequestException(WebsiteCheckError):
HEADER = _('Http request failed')
MESSAGE_TEMPLATE = _(
'Fatal error on attempt to request website main page: '
'<a href="%(url)s" target="_blank">%(url)s</a>. '
'Error message: %(error)s')
FIX_TIP = _(
'Manually check website responds on http requests'
)
def __init__(self, url, error):
super(PostCheckRequestException, self).__init__(
header=self.HEADER,
description=self.MESSAGE_TEMPLATE,
context=dict(
url=url,
error=error
),
fix_tip=self.FIX_TIP
)
class WebsiteCheckBadHttpCode(WebsiteCheckError):
"""
Happens when we get unexpected status code from website.
Usually user must go check logs and fix this issue himself.
"""
HEADER = _('Bad http status code response')
MESSAGE_TEMPLATE = _(
'Unsuccessful attempt to request website main page: '
'<a href="%(url)s" target="_blank">%(url)s</a>. '
'Webserver responded with http status code %(http_code)s.')
FIX_TIP = _(
'Search your webserver logs for errors and manually '
'check that WordPress site is working properly.'
)
def __init__(self, url, http_code):
super(WebsiteCheckBadHttpCode, self).__init__(
header=self.HEADER,
description=self.MESSAGE_TEMPLATE,
context=dict(
url=url,
http_code=http_code
),
fix_tip=self.FIX_TIP
)
class WebsiteTimeout(WebsiteCheckError):
"""
Happens when website does not respond in hardcoded timeout.
"""
HEADER = _('Response timeout reached')
MESSAGE_TEMPLATE = _(
'Unsuccessful attempt to request website main page: '
'<a href="%(url)s" target="_blank">%(url)s</a>. '
'Webserver responds longer than %(timeout)s seconds '
'(most likely it is not working).')
FIX_TIP = _(
'Make sure that WordPress site is working properly and '
'specified url gives response in %(timeout)s seconds. '
'Search your webserver logs for errors that may cause the timeout issue.'
)
def __init__(self, url, timeout):
super(WebsiteTimeout, self).__init__(
header=self.HEADER,
description=self.MESSAGE_TEMPLATE,
context=dict(
url=url,
timeout=timeout
),
fix_tip=self.FIX_TIP
)
class WebsiteHttpsBroken(WebsiteCheckError):
"""
Happens when website has invalid
or outdated https certificate.
"""
HEADER = _('Broken https certificate')
MESSAGE_TEMPLATE = _(
'Unsuccessful attempt to request website main page: '
'<a href="%(url)s" target="_blank">%(url)s</a>. '
'Webserver redirected http request to https, but the last '
'one does not have a valid certificate.')
FIX_TIP = _(
'Make sure that https certificate is valid and up to date or '
'disable http to https redirection in your control panel.'
)
def __init__(self, url, details):
super(WebsiteHttpsBroken, self).__init__(
header=self.HEADER,
description=self.MESSAGE_TEMPLATE,
context=dict(
url=url
),
fix_tip=self.FIX_TIP,
details=details
)
class WebsiteNotResponding(WebsiteCheckError):
"""
Happens when website does not have working webserver at all.
"""
HEADER = _('Website it not responding')
MESSAGE_TEMPLATE = _(
'Unsuccessful attempt to request website main page: '
'<a href="%(url)s" target="_blank">%(url)s</a>. '
'Webserver did not return any response.')
FIX_TIP = _(
'Make sure that webserver is working and your website is accessible: '
'you can use `curl %(url)s` to check response.'
)
def __init__(self, url, details):
super(WebsiteNotResponding, self).__init__(
header=self.HEADER,
description=self.MESSAGE_TEMPLATE,
context=dict(
url=url
),
fix_tip=self.FIX_TIP,
details=details
)
class RollbackException(WposError):
MESSAGE_TEMPLATE = _(
"Action failed and rolled back. Here is why."
)
def __init__(self, *reasons: WebsiteCheckError):
self.errors = [
dict(
header=reason.header,
description=reason.message,
fix_tip=reason.fix_tip,
type='post_check',
context=reason.context,
details=reason.details
) for reason in reasons
]
super(RollbackException, self).__init__(message='rollback')
class PhpLogErrorsFound(WebsiteCheckError):
HEADER = _('Website server error')
MESSAGE_TEMPLATE = _(
'We found some errors in the website log file: %(error_log_path)s. '
'Here is some context: \n'
'%(log_record)s')
FIX_TIP = _(
'Check found errors and decide whether they are critical or not. '
'Contact your system administrator for help if needed.'
)
def __init__(self, error_log_path, log_record):
super(PhpLogErrorsFound, self).__init__(
header=self.HEADER,
description=self.MESSAGE_TEMPLATE,
context=dict(
error_log_path=error_log_path,
log_record=log_record
),
fix_tip=self.FIX_TIP
)
class CDNActivationFailed(WebsiteCheckError):
"""
Happens when website has invalid CDN configuration for some reason
"""
HEADER = _('CDN malfunction')
MESSAGE_TEMPLATE = _(
"CDN feature was not activated properly. "
"Changes were reverted and CDN module is now disabled.\n"
"Event is logged to file: '%(logger_path)s' with stdout and stderr recorded.")
FIX_TIP = _(
'Activate feature again. If the issue persists, '
'ignore error and check your website configuration '
'with enabled CDN feature. '
'Contact your hoster\'s support for help.'
)
def __init__(self, logger_path):
super(CDNActivationFailed, self).__init__(
header=self.HEADER,
description=self.MESSAGE_TEMPLATE,
fix_tip=self.FIX_TIP,
context=dict(logger_path=logger_path)
)
class JSCssCheckBadHttpCode(WebsiteCheckError):
"""
Happens when we get unexpected status code from website.
Usually user must go check logs and fix this issue himself.
"""
HEADER = _('Bad http status code response')
MESSAGE_TEMPLATE = _(
'Unsuccessful attempt to request website styles and scripts. '
'Webserver responded with http status code %(http_code)s.')
FIX_TIP = _(
'Search your webserver logs for errors and manually '
'check that WordPress site is working properly.'
)
def __init__(self, http_code):
super(JSCssCheckBadHttpCode, self).__init__(
header=self.HEADER,
description=self.MESSAGE_TEMPLATE,
context=dict(
http_code=http_code
),
fix_tip=self.FIX_TIP
)
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