/usr/lib/python2.7/dist-packages/jnpr/junos/exception.py is in python-junos-eznc 2.0.1-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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from jnpr.junos import jxml as JXML
from lxml.etree import _Element
from ncclient.operations.rpc import RPCError
class RpcError(Exception):
"""
Parent class for all junos-pyez RPC Exceptions
"""
def __init__(
self, cmd=None, rsp=None, errs=None, dev=None, timeout=None, re=None):
"""
:cmd: is the rpc command
:rsp: is the rpc response (after <rpc-reply>)
:errs: is a list of dictionaries of extracted <rpc-error> elements.
:dev: is the device rpc was executed on
:timeout: is the timeout value of the device
:re: is the RE or member exception occured on
"""
self.cmd = cmd
self.rsp = rsp
self.dev = dev
self.timeout = timeout
self.re = re
self.rpc_error = None
# To handle errors coming from ncclient, Here errs is list of RPCError
if isinstance(errs, RPCError) and hasattr(errs, 'errors'):
self.errs = [JXML.rpc_error(error.xml) for error in errs.errors]
for error in errs.errors:
if error.severity == 'error':
self.rsp = JXML.remove_namespaces(error.xml)
break
else:
if errs.severity == 'warning':
for error in errs.errors:
if error.severity == 'warning':
self.rsp = JXML.remove_namespaces(error.xml)
break
self.message = errs.message
else:
self.errs = errs
self.message = "\n".join(["%s: %s" %(err['severity'].strip(),
err['message'].strip())
for err in errs if err['message'] is not None
and err['severity'] is not None]) \
if isinstance(errs, list) else ''
if isinstance(self.rsp, _Element):
self.rpc_error = jxml.rpc_error(self.rsp)
self.message = self.message or self.rpc_error['message']
if self.errs is None or not isinstance(self.errs, list):
self.errs = [self.rpc_error]
def __repr__(self):
"""
pprints the response XML attribute
"""
if self.rpc_error is not None:
return "{0}(severity: {1}, bad_element: {2}, message: {3})"\
.format(self.__class__.__name__, self.rpc_error['severity'],
self.rpc_error['bad_element'], self.message)
__str__ = __repr__
class CommitError(RpcError):
"""
Generated in response to a commit-check or a commit action.
"""
def __init__(self, rsp, cmd=None, errs=None):
RpcError.__init__(self, cmd, rsp, errs)
def __repr__(self):
return "{0}(edit_path: {1}, bad_element: {2}, message: {3})"\
.format(self.__class__.__name__, self.rpc_error['edit_path'],
self.rpc_error['bad_element'], self.message)
__str__ = __repr__
class ConfigLoadError(RpcError):
"""
Generated in response to a failure when loading a configuration.
"""
def __init__(self, rsp, cmd=None, errs=None):
RpcError.__init__(self, cmd, rsp, errs)
def __repr__(self):
return "{0}(severity: {1}, bad_element: {2}, message: {3})"\
.format(self.__class__.__name__, self.rpc_error['severity'],
self.rpc_error['bad_element'], self.message)
__str__ = __repr__
class LockError(RpcError):
"""
Generated in response to attempting to take an exclusive
lock on the configuration database.
"""
def __init__(self, rsp):
RpcError.__init__(self, rsp=rsp)
class UnlockError(RpcError):
"""
Generated in response to attempting to unlock the
configuration database.
"""
def __init__(self, rsp):
RpcError.__init__(self, rsp=rsp)
class PermissionError(RpcError):
"""
Generated in response to invoking an RPC for which the
auth user does not have user-class permissions.
PermissionError.message gives you the specific RPC that cause
the exceptions
"""
def __init__(self, rsp, cmd=None, errs=None):
RpcError.__init__(self, cmd=cmd, rsp=rsp, errs=errs)
self.message = rsp.findtext('.//bad-element')
class RpcTimeoutError(RpcError):
"""
Generated in response to a RPC execution timeout.
"""
def __init__(self, dev, cmd, timeout):
RpcError.__init__(self, dev=dev, cmd=cmd, timeout=timeout)
def __repr__(self):
return "{0}(host: {1}, cmd: {2}, timeout: {3})"\
.format(self.__class__.__name__, self.dev.hostname, self.cmd, self.timeout)
__str__ = __repr__
class SwRollbackError(RpcError):
"""
Generated in response to a SW rollback error.
"""
def __init__(self, rsp, re=None):
RpcError.__init__(self, re=re, rsp=rsp)
def __repr__(self):
if self.re:
return "{0}(re: {1}, output: {2})"\
.format(self.__class__.__name__, self.re, self.rsp)
else:
return "{0}(output: {1})".format(self.__class__.__name__,
self.rsp)
__str__ = __repr__
# ================================================================
# ================================================================
# Connection Exceptions
# ================================================================
# ================================================================
class ConnectError(Exception):
"""
Parent class for all connection related exceptions
"""
def __init__(self, dev, msg=None):
self.dev = dev
self._orig = msg
@property
def user(self):
""" login user-name """
return self.dev.user
@property
def host(self):
""" login host name/ipaddr """
return self.dev.hostname
@property
def port(self):
""" login SSH port """
return self.dev._port
@property
def msg(self):
""" login SSH port """
return self._orig
def __repr__(self):
if self._orig:
return "{0}(host: {1}, msg: {2})".format(self.__class__.__name__,
self.dev.hostname, self._orig)
else:
return "{0}({1})".format(self.__class__.__name__,
self.dev.hostname)
__str__ = __repr__
class ProbeError(ConnectError):
"""
Generated if auto_probe is enabled and the probe action fails
"""
pass
class ConnectAuthError(ConnectError):
"""
Generated if the user-name, password is invalid
"""
pass
class ConnectTimeoutError(ConnectError):
"""
Generated if the NETCONF session fails to connect, could
be due to the fact the device is not ip reachable; bad
ipaddr or just due to routing
"""
pass
class ConnectUnknownHostError(ConnectError):
"""
Generated if the specific hostname does not DNS resolve
"""
pass
class ConnectRefusedError(ConnectError):
"""
Generated if the specified host denies the NETCONF; could
be that the services is not enabled, or the host has
too many connections already.
"""
pass
class ConnectNotMasterError(ConnectError):
"""
Generated if the connection is made to a non-master
routing-engine. This could be a backup RE on an MX
device, or a virtual-chassis member (linecard), for example
"""
pass
class ConnectClosedError(ConnectError):
"""
Generated if connection unexpectedly closed
"""
def __init__(self, dev):
ConnectError.__init__(self, dev=dev)
dev.connected = False
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