minor updates to network connection plugins (#23043)

* removes unused log() function in network_cli
* adds method comments to terminal plugin base
pull/23051/head
Peter Sprygada 8 years ago committed by GitHub
parent c0db6d79f6
commit 768cb437ab

@ -58,10 +58,6 @@ class Connection(_Connection):
if play_context.verbosity > 3:
logging.getLogger('paramiko').setLevel(logging.DEBUG)
def log(self, msg):
msg = 'h=%s u=%s %s' % (self._play_context.remote_addr, self._play_context.remote_user, msg)
logger.debug(msg)
def update_play_context(self, play_context):
"""Updates the play context information for the connection"""

@ -32,10 +32,13 @@ class TerminalBase(with_metaclass(ABCMeta, object)):
A base class for implementing cli connections
'''
# compiled regular expression as stdout
terminal_stdout_re = []
# compiled regular expression as stderr
terminal_stderr_re = []
# copiled regular expression to remove ANSI codes
ansi_re = [
re.compile(r'(\x1b\[\?1h\x1b=)'),
re.compile(r'\x08.')
@ -45,24 +48,52 @@ class TerminalBase(with_metaclass(ABCMeta, object)):
self._connection = connection
def _exec_cli_command(self, cmd, check_rc=True):
"""Executes a CLI command on the device"""
rc, out, err = self._connection.exec_command(cmd)
if check_rc and rc != 0:
raise AnsibleConnectionFailure(err)
return rc, out, err
def _get_prompt(self):
""" Returns the current prompt from the device"""
for cmd in ['\n', 'prompt()']:
rc, out, err = self._exec_cli_command(cmd)
return out
def on_open_shell(self):
"""Called after the SSH session is established
This method is called right after the invoke_shell() is called from
the Paramiko SSHClient instance. It provides an opportunity to setup
terminal parameters such as disbling paging for instance.
"""
pass
def on_close_shell(self):
"""Called before the connection is closed
This method gets called once the connection close has been requested
but before the connection is actually closed. It provides an
opportunity to clean up any terminal resources before the shell is
actually closed
"""
pass
def on_authorize(self, passwd=None):
"""Called when privilege escalation is requested
This method is called when the privilege is requested to be elevated
in the play context by setting become to True. It is the responsibility
of the terminal plugin to actually do the privilege escalation such
as entering `enable` mode for instance
"""
pass
def on_deauthorize(self):
"""Called when privilege deescalation is requested
This method is called when the privilege changed from escalated
(become=True) to non escalated (become=False). It is the responsibility
of the this method to actually perform the deauthorization procedure
"""
pass

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