#!/usr/bin/env python

"""

A Python shell to interact with the Linode API

Copyright (c) 2008 Timothy J Fontaine <[email protected]>

Permission is hereby granted, free of charge, to any person

obtaining a copy of this software and associated documentation

files (the "Software"), to deal in the Software without

restriction, including without limitation the rights to use,

copy, modify, merge, publish, distribute, sublicense, and/or sell

copies of the Software, and to permit persons to whom the

Software is furnished to do so, subject to the following

conditions:

The above copyright notice and this permission notice shall be

included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,

EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES

OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND

NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT

HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,

WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING

FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR

OTHER DEALINGS IN THE SOFTWARE.

"""

from . import api

import code

import rlcompleter

import readline

import atexit

import os

class LinodeConsole(code.InteractiveConsole):

def __init__(self, locals=None, filename="<console>",

histfile=os.path.expanduser("~/.linode-console-history")):

code.InteractiveConsole.__init__(self)

self.init_history(histfile)

def init_history(self, histfile):

if hasattr(readline, "read_history_file"):

try:

readline.read_history_file(histfile)

except IOError:

pass

atexit.register(self.save_history, histfile)

def save_history(self, histfile):

readline.write_history_file(histfile)

class LinodeComplete(rlcompleter.Completer):

def complete(self, text, state):

result = rlcompleter.Completer.complete(self, text, state)

if result and result.find('__') > -1:

result = ''

return result

if __name__ == "__main__":

from getpass import getpass

from os import environ

import getopt

import sys

import json

if 'LINODE_API_KEY' in environ:

key = environ['LINODE_API_KEY']

else:

key = getpass('Enter API Key: ')

linode = api.Api(key)

def usage(all=False):

print('shell.py --<api action> [--parameter1=value [--parameter2=value [...]]]')

print('Valid Actions')

for a in sorted(linode.valid_commands()):

print('\t--'+a)

if all:

print('Valid Named Parameters')

for a in sorted(linode.valid_params()):

print('\t--'+a+'=')

else:

print('To see valid parameters use: --help --all')

options = []

for arg in linode.valid_params():

options.append(arg+'=')

for arg in linode.valid_commands():

options.append(arg)

options.append('help')

options.append('all')

if len(sys.argv[1:]) > 0:

try:

optlist, args = getopt.getopt(sys.argv[1:], '', options)

except getopt.GetoptError as err:

print(str(err))

usage()

sys.exit(2)

command = optlist[0][0].replace('--', '')

params = {}

for param,value in optlist[1:]:

params[param.replace('--', '')] = value

if command == 'help' or 'help' in params:

usage('all' in params)

sys.exit(2)

if hasattr(linode, command):

func = getattr(linode, command)

try:

print(json.dumps(func(**params), indent=2))

except api.MissingRequiredArgument as mra:

print('Missing option --%s' % mra.value.lower())

print('')

usage()

sys.exit(2)

else:

if not command == 'help':

print('Invalid action '+optlist[0][0].lower())

usage()

sys.exit(2)

else:

console = LinodeConsole()

console.runcode('import readline,rlcompleter,api,shell,json')

console.runcode('readline.parse_and_bind("tab: complete")')

console.runcode('readline.set_completer(shell.LinodeComplete().complete)')

console.runcode('def pp(text=None): print(json.dumps(text, indent=2))')

console.locals.update({'linode':linode})

console.interact()