3 # Copyright 2012-2013 GRNET S.A. All rights reserved.
5 # Redistribution and use in source and binary forms, with or
6 # without modification, are permitted provided that the following
9 # 1. Redistributions of source code must retain the above
10 # copyright notice, this list of conditions and the following
13 # 2. Redistributions in binary form must reproduce the above
14 # copyright notice, this list of conditions and the following
15 # disclaimer in the documentation and/or other materials
16 # provided with the distribution.
18 # THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
19 # OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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34 # or implied, of GRNET S.A.
36 from kamaki.cli.command_tree import CommandTree
37 from kamaki.cli.argument import IntArgument, ValueArgument
38 from kamaki.cli.argument import ArgumentParseManager
39 from kamaki.cli.history import History
40 from kamaki.cli import command
41 from kamaki.cli.commands import _command_init, errors
42 from kamaki.cli import exec_cmd, print_error_message
43 from kamaki.cli.errors import CLIError, raiseCLIError
44 from kamaki.cli.utils import split_input
45 from kamaki.clients import ClientError
48 history_cmds = CommandTree('history', 'Kamaki command history')
49 _commands = [history_cmds]
52 def _get_num_list(num_str):
53 if num_str.startswith('-'):
54 num1, sep, num2 = num_str[1:].partition('-')
57 num1, sep, num2 = num_str.partition('-')
58 (num1, num2) = (num1.strip(), num2.strip())
60 num1 = (-int(num1[1:])) if num1.startswith('-') else int(num1)
61 except ValueError as e:
62 raiseCLIError(e, 'Invalid id %s' % num1)
65 num2 = (-int(num2[1:])) if num2.startswith('-') else int(num2)
66 num2 += 1 if num2 > 0 else 0
67 except ValueError as e:
68 raiseCLIError(e, 'Invalid id %s' % num2)
70 num2 = (1 + num1) if num1 else 0
71 return [i for i in range(num1, num2)]
74 class _init_history(_command_init):
78 self.history = History(self.config.get('global', 'history_file'))
84 @command(history_cmds)
85 class history_show(_init_history):
86 """Show intersession command history
88 - With no parameters : pick all commands in history records
90 . 1. <order-id> : pick the <order-id>th command
91 . 2. <order-id-1>-<order-id-2> : pick all commands ordered in the range
92 . [<order-id-1> - <order-id-2>]
93 . - the above can be mixed and repeated freely, separated by spaces
95 . - Use negative integers to count from the end of the list, e.g.,:
96 . -2 means : the command before the last one
97 . -2-5 means : last 2 commands + the first 5
98 . -5--2 means : the last 5 commands except the last 2
103 'number of lines to show',
106 match=ValueArgument('show lines that match given terms', '--match')
110 def _run(self, *cmd_ids):
111 ret = self.history.get(match_terms=self['match'], limit=self['limit'])
118 for num_str in cmd_ids:
119 num_list += _get_num_list(num_str)
121 for cmd_id in num_list:
125 self.writeln(ret[cur_id - (1 if cur_id > 0 else 0)][:-1])
126 except IndexError as e2:
127 raiseCLIError(e2, 'Command id out of 1-%s range' % len(ret))
129 def main(self, *cmd_ids):
130 super(self.__class__, self)._run()
134 @command(history_cmds)
135 class history_clean(_init_history):
136 """Clean up history (permanent)"""
143 super(self.__class__, self)._run()
147 @command(history_cmds)
148 class history_run(_init_history):
149 """Run previously executed command(s)
151 . 1. <order-id> : pick the <order-id>th command
152 . 2. <order-id-1>-<order-id-2> : pick all commands ordered in the range
153 . [<order-id-1> - <order-id-2>]
154 . - Use negative integers to count from the end of the list, e.g.,:
155 . -2 means : the command before the last one
156 . -2-5 means : last 2 commands + the first 5
158 . - to find order ids for commands try /history show.
163 def __init__(self, arguments={}, auth_base=None, cmd_tree=None):
164 super(self.__class__, self).__init__(arguments, auth_base=auth_base)
165 self._cmd_tree = cmd_tree
168 def _run_from_line(self, line):
169 terms = split_input(line)
170 cmd, args = self._cmd_tree.find_best_match(terms)
173 instance = cmd.cmd_class(
174 self.arguments, auth_base=getattr(self, 'auth_base', None))
175 instance.config = self.config
176 prs = ArgumentParseManager(
177 cmd.path.split(), dict(instance.arguments))
178 prs.syntax = '%s %s' % (
179 cmd.path.replace('_', ' '), cmd.cmd_class.syntax)
181 exec_cmd(instance, prs.unparsed, prs.parser.print_help)
182 except (CLIError, ClientError) as err:
183 print_error_message(err, self._err)
184 except Exception as e:
185 self.error('Execution of [ %s ] failed\n\t%s' % (line, e))
188 @errors.history._get_cmd_ids
189 def _get_cmd_ids(self, cmd_ids):
191 for cmd_str in cmd_ids:
192 cmd_id_list += _get_num_list(cmd_str)
196 def _run(self, *command_ids):
197 cmd_list = self._get_cmd_ids(command_ids)
198 for cmd_id in cmd_list:
199 r = self.history.retrieve(cmd_id)
201 self.writeln('< %s >' % r[:-1])
202 except (TypeError, KeyError):
205 r = r[len('kamaki '):-1] if r.startswith('kamaki ') else r[:-1]
206 self._run_from_line(r)
208 def main(self, *command_ids):
209 super(self.__class__, self)._run()
210 self._run(*command_ids)