root / kamaki / cli / __init__.py @ a71bb904
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1 | d486baec | Stavros Sachtouris | # Copyright 2012-2013 GRNET S.A. All rights reserved.
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2 | 7493ccb6 | Stavros Sachtouris | #
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3 | 7493ccb6 | Stavros Sachtouris | # Redistribution and use in source and binary forms, with or
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4 | 7493ccb6 | Stavros Sachtouris | # without modification, are permitted provided that the following
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5 | 7493ccb6 | Stavros Sachtouris | # conditions are met:
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6 | 7493ccb6 | Stavros Sachtouris | #
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7 | 7493ccb6 | Stavros Sachtouris | # 1. Redistributions of source code must retain the above
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8 | fd5db045 | Stavros Sachtouris | # copyright notice, this list of conditions and the following
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9 | fd5db045 | Stavros Sachtouris | # disclaimer.
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10 | 7493ccb6 | Stavros Sachtouris | #
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11 | 7493ccb6 | Stavros Sachtouris | # 2. Redistributions in binary form must reproduce the above
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12 | fd5db045 | Stavros Sachtouris | # copyright notice, this list of conditions and the following
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13 | fd5db045 | Stavros Sachtouris | # disclaimer in the documentation and/or other materials
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14 | fd5db045 | Stavros Sachtouris | # provided with the distribution.
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15 | 7493ccb6 | Stavros Sachtouris | #
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16 | 7493ccb6 | Stavros Sachtouris | # THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
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17 | 7493ccb6 | Stavros Sachtouris | # OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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18 | 7493ccb6 | Stavros Sachtouris | # WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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19 | 7493ccb6 | Stavros Sachtouris | # PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
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20 | 7493ccb6 | Stavros Sachtouris | # CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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21 | 7493ccb6 | Stavros Sachtouris | # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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22 | 7493ccb6 | Stavros Sachtouris | # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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23 | 7493ccb6 | Stavros Sachtouris | # USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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24 | 7493ccb6 | Stavros Sachtouris | # AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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25 | 7493ccb6 | Stavros Sachtouris | # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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26 | 7493ccb6 | Stavros Sachtouris | # ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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27 | 7493ccb6 | Stavros Sachtouris | # POSSIBILITY OF SUCH DAMAGE.
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28 | 7493ccb6 | Stavros Sachtouris | #
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29 | 7493ccb6 | Stavros Sachtouris | # The views and conclusions contained in the software and
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30 | 7493ccb6 | Stavros Sachtouris | # documentation are those of the authors and should not be
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31 | 7493ccb6 | Stavros Sachtouris | # interpreted as representing official policies, either expressed
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32 | d486baec | Stavros Sachtouris | # or implied, of GRNET S.A.command
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33 | 7493ccb6 | Stavros Sachtouris | |
34 | 7493ccb6 | Stavros Sachtouris | import logging |
35 | d486baec | Stavros Sachtouris | from sys import argv, exit, stdout |
36 | f3e94e06 | Stavros Sachtouris | from os.path import basename |
37 | d486baec | Stavros Sachtouris | from inspect import getargspec |
38 | 3dabe5d2 | Stavros Sachtouris | |
39 | ee4c47d7 | Stavros Sachtouris | from kamaki.cli.argument import ArgumentParseManager |
40 | fd5db045 | Stavros Sachtouris | from kamaki.cli.history import History |
41 | d486baec | Stavros Sachtouris | from kamaki.cli.utils import print_dict, print_list, red, magenta, yellow |
42 | d486baec | Stavros Sachtouris | from kamaki.cli.errors import CLIError |
43 | 7493ccb6 | Stavros Sachtouris | |
44 | d486baec | Stavros Sachtouris | _help = False
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45 | d486baec | Stavros Sachtouris | _debug = False
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46 | d486baec | Stavros Sachtouris | _verbose = False
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47 | d486baec | Stavros Sachtouris | _colors = False
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48 | aa5c0458 | Stavros Sachtouris | kloger = None
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49 | fd5db045 | Stavros Sachtouris | |
50 | b6a99832 | Stavros Sachtouris | # command auxiliary methods
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51 | b6a99832 | Stavros Sachtouris | |
52 | b6a99832 | Stavros Sachtouris | _best_match = [] |
53 | b6a99832 | Stavros Sachtouris | |
54 | fd5db045 | Stavros Sachtouris | |
55 | d486baec | Stavros Sachtouris | def _construct_command_syntax(cls): |
56 | fd5db045 | Stavros Sachtouris | spec = getargspec(cls.main.im_func) |
57 | fd5db045 | Stavros Sachtouris | args = spec.args[1:]
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58 | fd5db045 | Stavros Sachtouris | n = len(args) - len(spec.defaults or ()) |
59 | fd5db045 | Stavros Sachtouris | required = ' '.join('<%s>' % x\ |
60 | fd5db045 | Stavros Sachtouris | .replace('____', '[:')\ |
61 | fd5db045 | Stavros Sachtouris | .replace('___', ':')\ |
62 | fd5db045 | Stavros Sachtouris | .replace('__', ']').\ |
63 | fd5db045 | Stavros Sachtouris | replace('_', ' ') for x in args[:n]) |
64 | fd5db045 | Stavros Sachtouris | optional = ' '.join('[%s]' % x\ |
65 | fd5db045 | Stavros Sachtouris | .replace('____', '[:')\ |
66 | fd5db045 | Stavros Sachtouris | .replace('___', ':')\ |
67 | fd5db045 | Stavros Sachtouris | .replace('__', ']').\ |
68 | fd5db045 | Stavros Sachtouris | replace('_', ' ') for x in args[n:]) |
69 | fd5db045 | Stavros Sachtouris | cls.syntax = ' '.join(x for x in [required, optional] if x) |
70 | fd5db045 | Stavros Sachtouris | if spec.varargs:
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71 | fd5db045 | Stavros Sachtouris | cls.syntax += ' <%s ...>' % spec.varargs
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72 | fd5db045 | Stavros Sachtouris | |
73 | fd5db045 | Stavros Sachtouris | |
74 | d486baec | Stavros Sachtouris | def _num_of_matching_terms(basic_list, attack_list): |
75 | d486baec | Stavros Sachtouris | if not attack_list: |
76 | 75c3fc42 | Stavros Sachtouris | return len(basic_list) |
77 | fd5db045 | Stavros Sachtouris | |
78 | d486baec | Stavros Sachtouris | matching_terms = 0
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79 | d486baec | Stavros Sachtouris | for i, term in enumerate(basic_list): |
80 | d486baec | Stavros Sachtouris | try:
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81 | d486baec | Stavros Sachtouris | if term != attack_list[i]:
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82 | d486baec | Stavros Sachtouris | break
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83 | d486baec | Stavros Sachtouris | except IndexError: |
84 | d486baec | Stavros Sachtouris | break
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85 | d486baec | Stavros Sachtouris | matching_terms += 1
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86 | d486baec | Stavros Sachtouris | return matching_terms
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87 | dfee2caf | Stavros Sachtouris | |
88 | fd5db045 | Stavros Sachtouris | |
89 | d486baec | Stavros Sachtouris | def _update_best_match(name_terms, prefix=[]): |
90 | d486baec | Stavros Sachtouris | if prefix:
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91 | d486baec | Stavros Sachtouris | pref_list = prefix if isinstance(prefix, list) else prefix.split('_') |
92 | d486baec | Stavros Sachtouris | else:
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93 | d486baec | Stavros Sachtouris | pref_list = [] |
94 | dfee2caf | Stavros Sachtouris | |
95 | d486baec | Stavros Sachtouris | num_of_matching_terms = _num_of_matching_terms(name_terms, pref_list) |
96 | d486baec | Stavros Sachtouris | global _best_match
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97 | e9533b0c | Stavros Sachtouris | if not prefix: |
98 | e9533b0c | Stavros Sachtouris | _best_match = [] |
99 | fd5db045 | Stavros Sachtouris | |
100 | d486baec | Stavros Sachtouris | if num_of_matching_terms and len(_best_match) <= num_of_matching_terms: |
101 | d486baec | Stavros Sachtouris | if len(_best_match) < num_of_matching_terms: |
102 | d486baec | Stavros Sachtouris | _best_match = name_terms[:num_of_matching_terms] |
103 | d486baec | Stavros Sachtouris | return True |
104 | d486baec | Stavros Sachtouris | return False |
105 | d486baec | Stavros Sachtouris | |
106 | d486baec | Stavros Sachtouris | |
107 | d486baec | Stavros Sachtouris | def command(cmd_tree, prefix='', descedants_depth=1): |
108 | d486baec | Stavros Sachtouris | """Load a class as a command
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109 | 451a7992 | Stavros Sachtouris | e.g. spec_cmd0_cmd1 will be command spec cmd0
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110 | 451a7992 | Stavros Sachtouris |
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111 | 451a7992 | Stavros Sachtouris | :param cmd_tree: is initialized in cmd_spec file and is the structure
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112 | d486baec | Stavros Sachtouris | where commands are loaded. Var name should be _commands
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113 | 451a7992 | Stavros Sachtouris | :param prefix: if given, load only commands prefixed with prefix,
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114 | 451a7992 | Stavros Sachtouris | :param descedants_depth: is the depth of the tree descedants of the
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115 | d486baec | Stavros Sachtouris | prefix command. It is used ONLY if prefix and if prefix is not
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116 | d486baec | Stavros Sachtouris | a terminal command
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117 | 451a7992 | Stavros Sachtouris |
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118 | 451a7992 | Stavros Sachtouris | :returns: the specified class object
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119 | d486baec | Stavros Sachtouris | """
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120 | d486baec | Stavros Sachtouris | |
121 | d486baec | Stavros Sachtouris | def wrap(cls): |
122 | 451a7992 | Stavros Sachtouris | global kloger
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123 | d486baec | Stavros Sachtouris | cls_name = cls.__name__ |
124 | d486baec | Stavros Sachtouris | |
125 | d486baec | Stavros Sachtouris | if not cmd_tree: |
126 | d486baec | Stavros Sachtouris | if _debug:
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127 | 451a7992 | Stavros Sachtouris | kloger.warning('command %s found but not loaded' % cls_name)
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128 | d486baec | Stavros Sachtouris | return cls
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129 | 0b368c8c | Stavros Sachtouris | |
130 | d486baec | Stavros Sachtouris | name_terms = cls_name.split('_')
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131 | d486baec | Stavros Sachtouris | if not _update_best_match(name_terms, prefix): |
132 | e9533b0c | Stavros Sachtouris | if _debug:
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133 | 451a7992 | Stavros Sachtouris | kloger.warning('%s failed to update_best_match' % cls_name)
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134 | d486baec | Stavros Sachtouris | return None |
135 | fd5db045 | Stavros Sachtouris | |
136 | d486baec | Stavros Sachtouris | global _best_match
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137 | d486baec | Stavros Sachtouris | max_len = len(_best_match) + descedants_depth
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138 | d486baec | Stavros Sachtouris | if len(name_terms) > max_len: |
139 | d486baec | Stavros Sachtouris | partial = '_'.join(name_terms[:max_len])
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140 | d486baec | Stavros Sachtouris | if not cmd_tree.has_command(partial): # add partial path |
141 | d486baec | Stavros Sachtouris | cmd_tree.add_command(partial) |
142 | e9533b0c | Stavros Sachtouris | if _debug:
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143 | 451a7992 | Stavros Sachtouris | kloger.warning('%s failed max_len test' % cls_name)
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144 | d486baec | Stavros Sachtouris | return None |
145 | fd5db045 | Stavros Sachtouris | |
146 | d486baec | Stavros Sachtouris | cls.description, sep, cls.long_description\ |
147 | d486baec | Stavros Sachtouris | = cls.__doc__.partition('\n')
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148 | d486baec | Stavros Sachtouris | _construct_command_syntax(cls) |
149 | 0b368c8c | Stavros Sachtouris | |
150 | d486baec | Stavros Sachtouris | cmd_tree.add_command(cls_name, cls.description, cls) |
151 | d486baec | Stavros Sachtouris | return cls
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152 | d486baec | Stavros Sachtouris | return wrap
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153 | fd5db045 | Stavros Sachtouris | |
154 | 0b368c8c | Stavros Sachtouris | |
155 | d486baec | Stavros Sachtouris | cmd_spec_locations = [ |
156 | d486baec | Stavros Sachtouris | 'kamaki.cli.commands',
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157 | d486baec | Stavros Sachtouris | 'kamaki.commands',
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158 | d486baec | Stavros Sachtouris | 'kamaki.cli',
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159 | d486baec | Stavros Sachtouris | 'kamaki',
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160 | d486baec | Stavros Sachtouris | '']
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161 | fd5db045 | Stavros Sachtouris | |
162 | 0b368c8c | Stavros Sachtouris | |
163 | b6a99832 | Stavros Sachtouris | # Generic init auxiliary functions
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164 | b6a99832 | Stavros Sachtouris | |
165 | b6a99832 | Stavros Sachtouris | |
166 | d486baec | Stavros Sachtouris | def _setup_logging(silent=False, debug=False, verbose=False, include=False): |
167 | fd5db045 | Stavros Sachtouris | """handle logging for clients package"""
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168 | fd5db045 | Stavros Sachtouris | |
169 | fd5db045 | Stavros Sachtouris | def add_handler(name, level, prefix=''): |
170 | fd5db045 | Stavros Sachtouris | h = logging.StreamHandler() |
171 | fd5db045 | Stavros Sachtouris | fmt = logging.Formatter(prefix + '%(message)s')
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172 | fd5db045 | Stavros Sachtouris | h.setFormatter(fmt) |
173 | fd5db045 | Stavros Sachtouris | logger = logging.getLogger(name) |
174 | fd5db045 | Stavros Sachtouris | logger.addHandler(h) |
175 | fd5db045 | Stavros Sachtouris | logger.setLevel(level) |
176 | fd5db045 | Stavros Sachtouris | |
177 | fd5db045 | Stavros Sachtouris | if silent:
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178 | fd5db045 | Stavros Sachtouris | add_handler('', logging.CRITICAL)
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179 | db8d1766 | Stavros Sachtouris | return
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180 | db8d1766 | Stavros Sachtouris | |
181 | db8d1766 | Stavros Sachtouris | if debug:
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182 | fd5db045 | Stavros Sachtouris | add_handler('requests', logging.INFO, prefix='* ') |
183 | fd5db045 | Stavros Sachtouris | add_handler('clients.send', logging.DEBUG, prefix='> ') |
184 | fd5db045 | Stavros Sachtouris | add_handler('clients.recv', logging.DEBUG, prefix='< ') |
185 | b6a99832 | Stavros Sachtouris | add_handler('kamaki', logging.DEBUG, prefix='(debug): ') |
186 | fd5db045 | Stavros Sachtouris | elif verbose:
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187 | fd5db045 | Stavros Sachtouris | add_handler('requests', logging.INFO, prefix='* ') |
188 | fd5db045 | Stavros Sachtouris | add_handler('clients.send', logging.INFO, prefix='> ') |
189 | fd5db045 | Stavros Sachtouris | add_handler('clients.recv', logging.INFO, prefix='< ') |
190 | b6a99832 | Stavros Sachtouris | add_handler('kamaki', logging.INFO, prefix='(i): ') |
191 | fd5db045 | Stavros Sachtouris | elif include:
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192 | fd5db045 | Stavros Sachtouris | add_handler('clients.recv', logging.INFO)
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193 | b6a99832 | Stavros Sachtouris | add_handler('kamaki', logging.WARNING, prefix='(warning): ') |
194 | aa5c0458 | Stavros Sachtouris | global kloger
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195 | b6a99832 | Stavros Sachtouris | kloger = logging.getLogger('kamaki')
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196 | fd5db045 | Stavros Sachtouris | |
197 | ce48608f | Stavros Sachtouris | |
198 | d486baec | Stavros Sachtouris | def _init_session(arguments): |
199 | d486baec | Stavros Sachtouris | global _help
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200 | d486baec | Stavros Sachtouris | _help = arguments['help'].value
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201 | d486baec | Stavros Sachtouris | global _debug
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202 | d486baec | Stavros Sachtouris | _debug = arguments['debug'].value
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203 | d486baec | Stavros Sachtouris | global _verbose
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204 | d486baec | Stavros Sachtouris | _verbose = arguments['verbose'].value
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205 | d486baec | Stavros Sachtouris | global _colors
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206 | d486baec | Stavros Sachtouris | _colors = arguments['config'].get('global', 'colors') |
207 | 87565d2c | Stavros Sachtouris | if not (stdout.isatty() and _colors == 'on'): |
208 | 4f6a21f6 | Stavros Sachtouris | from kamaki.cli.utils import remove_colors |
209 | 4f6a21f6 | Stavros Sachtouris | remove_colors() |
210 | d486baec | Stavros Sachtouris | _silent = arguments['silent'].value
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211 | d486baec | Stavros Sachtouris | _include = arguments['include'].value
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212 | d486baec | Stavros Sachtouris | _setup_logging(_silent, _debug, _verbose, _include) |
213 | d486baec | Stavros Sachtouris | |
214 | d486baec | Stavros Sachtouris | |
215 | d486baec | Stavros Sachtouris | def _load_spec_module(spec, arguments, module): |
216 | d486baec | Stavros Sachtouris | spec_name = arguments['config'].get(spec, 'cli') |
217 | d486baec | Stavros Sachtouris | if spec_name is None: |
218 | d486baec | Stavros Sachtouris | return None |
219 | d486baec | Stavros Sachtouris | pkg = None
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220 | d486baec | Stavros Sachtouris | for location in cmd_spec_locations: |
221 | d486baec | Stavros Sachtouris | location += spec_name if location == '' else '.%s' % spec_name |
222 | d486baec | Stavros Sachtouris | try:
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223 | d486baec | Stavros Sachtouris | pkg = __import__(location, fromlist=[module])
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224 | d486baec | Stavros Sachtouris | return pkg
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225 | d486baec | Stavros Sachtouris | except ImportError: |
226 | d486baec | Stavros Sachtouris | continue
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227 | d486baec | Stavros Sachtouris | return pkg
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228 | d486baec | Stavros Sachtouris | |
229 | d486baec | Stavros Sachtouris | |
230 | d486baec | Stavros Sachtouris | def _groups_help(arguments): |
231 | d486baec | Stavros Sachtouris | global _debug
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232 | aa5c0458 | Stavros Sachtouris | global kloger
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233 | d486baec | Stavros Sachtouris | descriptions = {} |
234 | d486baec | Stavros Sachtouris | for spec in arguments['config'].get_groups(): |
235 | d486baec | Stavros Sachtouris | pkg = _load_spec_module(spec, arguments, '_commands')
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236 | d486baec | Stavros Sachtouris | if pkg:
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237 | d486baec | Stavros Sachtouris | cmds = None
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238 | d486baec | Stavros Sachtouris | try:
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239 | d486baec | Stavros Sachtouris | cmds = [ |
240 | d486baec | Stavros Sachtouris | cmd for cmd in getattr(pkg, '_commands')\ |
241 | d486baec | Stavros Sachtouris | if arguments['config'].get(cmd.name, 'cli') |
242 | d486baec | Stavros Sachtouris | ] |
243 | d486baec | Stavros Sachtouris | except AttributeError: |
244 | d486baec | Stavros Sachtouris | if _debug:
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245 | aa5c0458 | Stavros Sachtouris | kloger.warning('No description for %s' % spec)
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246 | d486baec | Stavros Sachtouris | try:
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247 | d486baec | Stavros Sachtouris | for cmd in cmds: |
248 | d486baec | Stavros Sachtouris | descriptions[cmd.name] = cmd.description |
249 | d486baec | Stavros Sachtouris | except TypeError: |
250 | d486baec | Stavros Sachtouris | if _debug:
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251 | aa5c0458 | Stavros Sachtouris | kloger.warning('no cmd specs in module %s' % spec)
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252 | d486baec | Stavros Sachtouris | elif _debug:
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253 | aa5c0458 | Stavros Sachtouris | kloger.warning('Loading of %s cmd spec failed' % spec)
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254 | d486baec | Stavros Sachtouris | print('\nOptions:\n - - - -')
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255 | d486baec | Stavros Sachtouris | print_dict(descriptions) |
256 | d486baec | Stavros Sachtouris | |
257 | d486baec | Stavros Sachtouris | |
258 | b6a99832 | Stavros Sachtouris | def _load_all_commands(cmd_tree, arguments): |
259 | b6a99832 | Stavros Sachtouris | _config = arguments['config']
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260 | b6a99832 | Stavros Sachtouris | for spec in [spec for spec in _config.get_groups()\ |
261 | b6a99832 | Stavros Sachtouris | if _config.get(spec, 'cli')]: |
262 | b6a99832 | Stavros Sachtouris | try:
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263 | b6a99832 | Stavros Sachtouris | spec_module = _load_spec_module(spec, arguments, '_commands')
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264 | b6a99832 | Stavros Sachtouris | spec_commands = getattr(spec_module, '_commands') |
265 | b6a99832 | Stavros Sachtouris | except AttributeError: |
266 | b6a99832 | Stavros Sachtouris | if _debug:
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267 | b6a99832 | Stavros Sachtouris | global kloger
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268 | b6a99832 | Stavros Sachtouris | kloger.warning('No valid description for %s' % spec)
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269 | b6a99832 | Stavros Sachtouris | continue
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270 | b6a99832 | Stavros Sachtouris | for spec_tree in spec_commands: |
271 | b6a99832 | Stavros Sachtouris | if spec_tree.name == spec:
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272 | b6a99832 | Stavros Sachtouris | cmd_tree.add_tree(spec_tree) |
273 | b6a99832 | Stavros Sachtouris | break
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274 | b6a99832 | Stavros Sachtouris | |
275 | b6a99832 | Stavros Sachtouris | |
276 | b6a99832 | Stavros Sachtouris | # Methods to be used by CLI implementations
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277 | b6a99832 | Stavros Sachtouris | |
278 | b6a99832 | Stavros Sachtouris | |
279 | b6a99832 | Stavros Sachtouris | def print_subcommands_help(cmd): |
280 | d486baec | Stavros Sachtouris | printout = {} |
281 | d486baec | Stavros Sachtouris | for subcmd in cmd.get_subcommands(): |
282 | 4f6a21f6 | Stavros Sachtouris | spec, sep, print_path = subcmd.path.partition('_')
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283 | 4f6a21f6 | Stavros Sachtouris | printout[print_path.replace('_', ' ')] = subcmd.description |
284 | d486baec | Stavros Sachtouris | if printout:
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285 | d486baec | Stavros Sachtouris | print('\nOptions:\n - - - -')
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286 | d486baec | Stavros Sachtouris | print_dict(printout) |
287 | d486baec | Stavros Sachtouris | |
288 | d486baec | Stavros Sachtouris | |
289 | b6a99832 | Stavros Sachtouris | def update_parser_help(parser, cmd): |
290 | d486baec | Stavros Sachtouris | global _best_match
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291 | 7c2247a0 | Stavros Sachtouris | parser.syntax = parser.syntax.split('<')[0] |
292 | 7c2247a0 | Stavros Sachtouris | parser.syntax += ' '.join(_best_match)
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293 | d486baec | Stavros Sachtouris | |
294 | a71bb904 | Stavros Sachtouris | description = ''
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295 | d486baec | Stavros Sachtouris | if cmd.is_command:
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296 | d486baec | Stavros Sachtouris | cls = cmd.get_class() |
297 | 7c2247a0 | Stavros Sachtouris | parser.syntax += ' ' + cls.syntax
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298 | 7c2247a0 | Stavros Sachtouris | parser.update_arguments(cls().arguments) |
299 | a71bb904 | Stavros Sachtouris | description = getattr(cls, 'long_description', '') |
300 | a71bb904 | Stavros Sachtouris | description = description.strip() |
301 | d486baec | Stavros Sachtouris | else:
|
302 | 7c2247a0 | Stavros Sachtouris | parser.syntax += ' <...>'
|
303 | d486baec | Stavros Sachtouris | if cmd.has_description:
|
304 | a71bb904 | Stavros Sachtouris | parser.parser.description = cmd.help\ |
305 | a71bb904 | Stavros Sachtouris | + ((' . . . %s' % description) if description else '') |
306 | d486baec | Stavros Sachtouris | |
307 | d486baec | Stavros Sachtouris | |
308 | b6a99832 | Stavros Sachtouris | def print_error_message(cli_err): |
309 | d486baec | Stavros Sachtouris | errmsg = '%s' % cli_err
|
310 | d486baec | Stavros Sachtouris | if cli_err.importance == 1: |
311 | d486baec | Stavros Sachtouris | errmsg = magenta(errmsg) |
312 | d486baec | Stavros Sachtouris | elif cli_err.importance == 2: |
313 | d486baec | Stavros Sachtouris | errmsg = yellow(errmsg) |
314 | d486baec | Stavros Sachtouris | elif cli_err.importance > 2: |
315 | d486baec | Stavros Sachtouris | errmsg = red(errmsg) |
316 | d486baec | Stavros Sachtouris | stdout.write(errmsg) |
317 | d486baec | Stavros Sachtouris | print_list(cli_err.details) |
318 | d486baec | Stavros Sachtouris | |
319 | d486baec | Stavros Sachtouris | |
320 | b6a99832 | Stavros Sachtouris | def exec_cmd(instance, cmd_args, help_method): |
321 | fd5db045 | Stavros Sachtouris | try:
|
322 | fd5db045 | Stavros Sachtouris | return instance.main(*cmd_args)
|
323 | fd5db045 | Stavros Sachtouris | except TypeError as err: |
324 | fd5db045 | Stavros Sachtouris | if err.args and err.args[0].startswith('main()'): |
325 | fd5db045 | Stavros Sachtouris | print(magenta('Syntax error'))
|
326 | d486baec | Stavros Sachtouris | if _debug:
|
327 | d486baec | Stavros Sachtouris | raise err
|
328 | d486baec | Stavros Sachtouris | if _verbose:
|
329 | fd5db045 | Stavros Sachtouris | print(unicode(err))
|
330 | fd5db045 | Stavros Sachtouris | help_method() |
331 | fd5db045 | Stavros Sachtouris | else:
|
332 | fd5db045 | Stavros Sachtouris | raise
|
333 | fd5db045 | Stavros Sachtouris | return 1 |
334 | fd5db045 | Stavros Sachtouris | |
335 | f247bcb4 | Stavros Sachtouris | |
336 | b6a99832 | Stavros Sachtouris | def get_command_group(unparsed, arguments): |
337 | b6a99832 | Stavros Sachtouris | groups = arguments['config'].get_groups()
|
338 | b6a99832 | Stavros Sachtouris | for term in unparsed: |
339 | b6a99832 | Stavros Sachtouris | if term.startswith('-'): |
340 | b6a99832 | Stavros Sachtouris | continue
|
341 | b6a99832 | Stavros Sachtouris | if term in groups: |
342 | b6a99832 | Stavros Sachtouris | unparsed.remove(term) |
343 | b6a99832 | Stavros Sachtouris | return term
|
344 | b6a99832 | Stavros Sachtouris | return None |
345 | b6a99832 | Stavros Sachtouris | return None |
346 | b6a99832 | Stavros Sachtouris | |
347 | b6a99832 | Stavros Sachtouris | |
348 | 7c2247a0 | Stavros Sachtouris | def set_command_params(parameters): |
349 | 7c2247a0 | Stavros Sachtouris | """Add a parameters list to a command
|
350 | 7c2247a0 | Stavros Sachtouris |
|
351 | 7c2247a0 | Stavros Sachtouris | :param paramters: (list of str) a list of parameters
|
352 | 7c2247a0 | Stavros Sachtouris | """
|
353 | d486baec | Stavros Sachtouris | global command
|
354 | d486baec | Stavros Sachtouris | def_params = list(command.func_defaults)
|
355 | 7c2247a0 | Stavros Sachtouris | def_params[0] = parameters
|
356 | d486baec | Stavros Sachtouris | command.func_defaults = tuple(def_params)
|
357 | d486baec | Stavros Sachtouris | |
358 | d486baec | Stavros Sachtouris | |
359 | b6a99832 | Stavros Sachtouris | # CLI Choice:
|
360 | d486baec | Stavros Sachtouris | |
361 | b6a99832 | Stavros Sachtouris | def run_one_cmd(exe_string, parser): |
362 | b6a99832 | Stavros Sachtouris | global _history
|
363 | b6a99832 | Stavros Sachtouris | _history = History( |
364 | b6a99832 | Stavros Sachtouris | parser.arguments['config'].get('history', 'file')) |
365 | b6a99832 | Stavros Sachtouris | _history.add(' '.join([exe_string] + argv[1:])) |
366 | b6a99832 | Stavros Sachtouris | from kamaki.cli import one_command |
367 | b6a99832 | Stavros Sachtouris | one_command.run(parser, _help) |
368 | d53062bd | Stavros Sachtouris | |
369 | d53062bd | Stavros Sachtouris | |
370 | 074f5027 | Stavros Sachtouris | def run_shell(exe_string, parser): |
371 | d53062bd | Stavros Sachtouris | from command_shell import _init_shell |
372 | 074f5027 | Stavros Sachtouris | shell = _init_shell(exe_string, parser) |
373 | 074f5027 | Stavros Sachtouris | _load_all_commands(shell.cmd_tree, parser.arguments) |
374 | 074f5027 | Stavros Sachtouris | shell.run(parser) |
375 | fd5db045 | Stavros Sachtouris | |
376 | 1c1fd2fa | Stavros Sachtouris | |
377 | 1c1fd2fa | Stavros Sachtouris | def main(): |
378 | 71882bca | Stavros Sachtouris | try:
|
379 | 71882bca | Stavros Sachtouris | exe = basename(argv[0])
|
380 | e0da0f90 | Stavros Sachtouris | parser = ArgumentParseManager(exe) |
381 | 7c2247a0 | Stavros Sachtouris | |
382 | 074f5027 | Stavros Sachtouris | if parser.arguments['version'].value: |
383 | 71882bca | Stavros Sachtouris | exit(0) |
384 | 71882bca | Stavros Sachtouris | |
385 | 074f5027 | Stavros Sachtouris | _init_session(parser.arguments) |
386 | 71882bca | Stavros Sachtouris | |
387 | b3dd8f4b | Stavros Sachtouris | if parser.unparsed:
|
388 | b6a99832 | Stavros Sachtouris | run_one_cmd(exe, parser) |
389 | 71882bca | Stavros Sachtouris | elif _help:
|
390 | e0da0f90 | Stavros Sachtouris | parser.parser.print_help() |
391 | 074f5027 | Stavros Sachtouris | _groups_help(parser.arguments) |
392 | 71882bca | Stavros Sachtouris | else:
|
393 | 074f5027 | Stavros Sachtouris | run_shell(exe, parser) |
394 | 71882bca | Stavros Sachtouris | except CLIError as err: |
395 | b6a99832 | Stavros Sachtouris | print_error_message(err) |
396 | 71882bca | Stavros Sachtouris | if _debug:
|
397 | 71882bca | Stavros Sachtouris | raise err
|
398 | 71882bca | Stavros Sachtouris | exit(1) |
399 | 6069b53b | Stavros Sachtouris | except Exception as er: |
400 | 6069b53b | Stavros Sachtouris | print('Unknown Error: %s' % er)
|
401 | 71882bca | Stavros Sachtouris | if _debug:
|
402 | 6069b53b | Stavros Sachtouris | raise
|
403 | 6069b53b | Stavros Sachtouris | exit(1) |