backup.py

Mon, 22 Jan 2018 21:07:34 +0000

author
Tuomo Valkonen <tuomov@iki.fi>
date
Mon, 22 Jan 2018 21:07:34 +0000
changeset 53
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parent 50
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child 54
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permissions
-rw-r--r--

Generalisation of scheduler thread to general queue threads

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1 #
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2 # Borgend Backup instance
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3 #
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4
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5 import config
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6 import logging
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7 import time
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8 import keyring
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9 import borgend
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10 from instance import BorgInstance
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11 from threading import Thread, Lock, Condition
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12 from scheduler import TerminableThread
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13
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14 logger=borgend.logger.getChild(__name__)
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15
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16 # State
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17 INACTIVE=0
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18 SCHEDULED=1
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19 ACTIVE=2
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20 BUSY=3
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21 OFFLINE=4
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22 ERRORS=5
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24 def combine_state(state1, state2):
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25 return max(state1, state2)
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26
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27 loglevel_translation={
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28 'CRITICAL': logging.CRITICAL,
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29 'ERROR': logging.ERROR,
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30 'WARNING': logging.WARNING,
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31 'DEBUG': logging.DEBUG,
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32 'INFO': logging.INFO
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33 }
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34
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35 def translate_loglevel(x):
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36 if x in loglevel_translation:
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37 return loglevel_translation[x]
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38 else:
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39 return logging.ERROR
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40
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41 def safe_get_int(t, x):
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42 if x in t:
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43 tmp=t[x]
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44 if isinstance(tmp, int):
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45 return tmp
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46 return None
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47
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48
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49 class Backup(TerminableThread):
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50
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51 def __decode_config(self, cfg):
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52 loc0='backup target %d' % self.identifier
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53
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54 self._name=config.check_string(cfg, 'name', 'Name', loc0)
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55
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56 self.loc='backup target "%s"' % self._name
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57
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58 self.repository=config.check_string(cfg, 'repository',
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59 'Target repository', self.loc)
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60
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61 self.archive_prefix=config.check_string(cfg, 'archive_prefix',
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62 'Archive prefix', self.loc)
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63
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64 self.archive_template=config.check_string(cfg, 'archive_template',
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65 'Archive template', self.loc)
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66
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67 self.backup_interval=config.check_nonneg_int(cfg, 'backup_interval',
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68 'Backup interval', self.loc,
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69 config.defaults['backup_interval'])
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70
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71 self.retry_interval=config.check_nonneg_int(cfg, 'retry_interval',
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72 'Retry interval', self.loc,
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73 config.defaults['retry_interval'])
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74
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75 self.paths=config.check_nonempty_list_of_strings(cfg, 'paths', 'Paths', self.loc)
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76
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77 self.common_parameters=config.check_list_of_dicts(cfg, 'common_parameters',
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78 'Borg parameters', self.loc,
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79 default=[])
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80
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81 self.create_parameters=config.check_list_of_dicts(cfg, 'create_parameters',
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82 'Create parameters', self.loc,
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83 default=[])
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84
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85 self.prune_parameters=config.check_list_of_dicts(cfg, 'prune_parameters',
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86 'Prune parameters', self.loc,
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87 default=[])
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88
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89 self.__keychain_account=config.check_string(cfg, 'keychain_account',
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90 'Keychain account', self.loc,
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91 default='')
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92
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93 self.__passphrase=None
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94
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95 if config.settings['extract_passphrases_at_startup']:
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96 try:
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97 self.extract_passphrase()
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98 except Exception:
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99 pass
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100
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101 def extract_passphrase(self):
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102 acc=self.__keychain_account
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103 if not self.__passphrase:
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104 if acc and acc!='':
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105 logger.debug('Requesting passphrase')
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106 try:
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107 pw=keyring.get_password("borg-backup", acc)
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108 except Exception as err:
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109 logger.error('Failed to retrieve passphrase')
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110 raise err
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111 else:
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112 logger.debug('Received passphrase')
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113 self.__passphrase=pw
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114 else:
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115 self.__passphrase=None
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116 return self.__passphrase
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117
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118 def __init__(self, identifier, cfg, scheduler):
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119 self.identifier=identifier
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120 self.config=config
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121 self.lastrun_when=None
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122 self.borg_instance=None
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123 self.current_operation=None
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124 self.thread_log=None
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125 self.thread_res=None
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126 self.scheduled_operation=None
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127 self.__status_update_callback=None
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128 self.state=INACTIVE
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129 self.scheduler=scheduler
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130
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131 self.__decode_config(cfg)
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132
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133 super().__init__(target = self.__main_thread, name = self._name)
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134 self.daemon=True
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135
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136 def is_running(self):
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137 with self._cond:
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138 running=self.__is_running_unlocked()
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139 return running
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140
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141 def __is_running_unlocked(self):
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142 running=self.current_operation
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143 if not running:
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144 # Consistency check
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145 assert((not self.borg_instance and not self.thread_log and
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146 not self.thread_res))
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147 return running
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148
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149 def __block_when_running(self):
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150 running=self.is_running()
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151 assert(not running)
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152
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153 def __log_listener(self):
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154 logger.debug('Log listener thread waiting for entries')
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155 success=True
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156 for status in iter(self.borg_instance.read_log, None):
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157 logger.debug(str(status))
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158 t=status['type']
15
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parents: 14
diff changeset
159
21
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parents: 20
diff changeset
160 errors_this_message=None
15
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parents: 14
diff changeset
161 callback=None
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parents: 14
diff changeset
162
4
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Tuomo Valkonen <tuomov@iki.fi>
parents: 3
diff changeset
163 if t=='progress_percent':
15
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parents: 14
diff changeset
164 current=safe_get_int(status, 'current')
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parents: 14
diff changeset
165 total=safe_get_int(status, 'total')
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parents: 14
diff changeset
166 if current is not None and total is not None:
49
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
167 with self._cond:
17
5f6aa8830cea Python is a mess..
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parents: 16
diff changeset
168 self.current_operation['progress_current']=current
5f6aa8830cea Python is a mess..
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parents: 16
diff changeset
169 self.current_operation['progress_total']=total
14
5a988a2c2624 UI: progress percentange support (Borg doesn't seem to be reporting) + error indicator in tray: B?
Tuomo Valkonen <tuomov@iki.fi>
parents: 12
diff changeset
170 status, callback=self.__status_unlocked()
15
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parents: 14
diff changeset
171
4
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Tuomo Valkonen <tuomov@iki.fi>
parents: 3
diff changeset
172 elif t=='archive_progress':
15
aaf1a281a3fe More error reporting
Tuomo Valkonen <tuomov@iki.fi>
parents: 14
diff changeset
173 original_size=safe_get_int(status, 'original_size')
aaf1a281a3fe More error reporting
Tuomo Valkonen <tuomov@iki.fi>
parents: 14
diff changeset
174 compressed_size=safe_get_int(status, 'compressed_size')
aaf1a281a3fe More error reporting
Tuomo Valkonen <tuomov@iki.fi>
parents: 14
diff changeset
175 deduplicated_size=safe_get_int(status, 'deduplicated_size')
aaf1a281a3fe More error reporting
Tuomo Valkonen <tuomov@iki.fi>
parents: 14
diff changeset
176 if original_size is not None and original_size is not None and deduplicated_size is not None:
49
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
177 with self._cond:
17
5f6aa8830cea Python is a mess..
Tuomo Valkonen <tuomov@iki.fi>
parents: 16
diff changeset
178 self.current_operation['original_size']=original_size
5f6aa8830cea Python is a mess..
Tuomo Valkonen <tuomov@iki.fi>
parents: 16
diff changeset
179 self.current_operation['compressed_size']=compressed_size
5f6aa8830cea Python is a mess..
Tuomo Valkonen <tuomov@iki.fi>
parents: 16
diff changeset
180 self.current_operation['deduplicated_size']=deduplicated_size
15
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Tuomo Valkonen <tuomov@iki.fi>
parents: 14
diff changeset
181 status, callback=self.__status_unlocked()
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parents: 14
diff changeset
182
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parents: 14
diff changeset
183 elif t=='progress_message':
4
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parents: 3
diff changeset
184 pass
15
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parents: 14
diff changeset
185
4
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Tuomo Valkonen <tuomov@iki.fi>
parents: 3
diff changeset
186 elif t=='file_status':
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parents: 3
diff changeset
187 pass
15
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parents: 14
diff changeset
188
4
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Tuomo Valkonen <tuomov@iki.fi>
parents: 3
diff changeset
189 elif t=='log_message':
6
46c89e5a219f subprocess improvements
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parents: 5
diff changeset
190 if 'levelname' not in status:
46c89e5a219f subprocess improvements
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parents: 5
diff changeset
191 status['levelname']='ERROR'
46c89e5a219f subprocess improvements
Tuomo Valkonen <tuomov@iki.fi>
parents: 5
diff changeset
192 if 'message' not in status:
46c89e5a219f subprocess improvements
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parents: 5
diff changeset
193 status['message']='UNKNOWN'
46c89e5a219f subprocess improvements
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parents: 5
diff changeset
194 if 'name' not in status:
46c89e5a219f subprocess improvements
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parents: 5
diff changeset
195 status['name']='borg'
15
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Tuomo Valkonen <tuomov@iki.fi>
parents: 14
diff changeset
196 lvl=translate_loglevel(status['levelname'])
31
b4b4bb7a2ec5 More logging detail
Tuomo Valkonen <tuomov@iki.fi>
parents: 30
diff changeset
197 logger.log(lvl, status['name'] + ': ' + status['message'])
15
aaf1a281a3fe More error reporting
Tuomo Valkonen <tuomov@iki.fi>
parents: 14
diff changeset
198 if lvl>=logging.WARNING:
21
c36e549a7f12 Errors as rumps notifications
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parents: 20
diff changeset
199 errors_this_message=status
45
aa2a95dc6093 Further improvements to state reporting; indicate busyness if repository lock cannot be acquired
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parents: 38
diff changeset
200 state=ERRORS
aa2a95dc6093 Further improvements to state reporting; indicate busyness if repository lock cannot be acquired
Tuomo Valkonen <tuomov@iki.fi>
parents: 38
diff changeset
201 if ('msgid' in status and
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Tuomo Valkonen <tuomov@iki.fi>
parents: 38
diff changeset
202 (status['msgid']=='LockTimeout' or # observed in reality
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Tuomo Valkonen <tuomov@iki.fi>
parents: 38
diff changeset
203 status['msgid']=='LockErrorT' or # in docs
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Tuomo Valkonen <tuomov@iki.fi>
parents: 38
diff changeset
204 status['msgid']=='LockErrorT')): # in docs
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Tuomo Valkonen <tuomov@iki.fi>
parents: 38
diff changeset
205 state=BUSY
49
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
206 with self._cond:
45
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Tuomo Valkonen <tuomov@iki.fi>
parents: 38
diff changeset
207 self.state=combine_state(self.state, state)
21
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parents: 20
diff changeset
208 status, callback=self.__status_unlocked()
c36e549a7f12 Errors as rumps notifications
Tuomo Valkonen <tuomov@iki.fi>
parents: 20
diff changeset
209 else:
31
b4b4bb7a2ec5 More logging detail
Tuomo Valkonen <tuomov@iki.fi>
parents: 30
diff changeset
210 logger.debug('Unrecognised log entry %s' % str(status))
15
aaf1a281a3fe More error reporting
Tuomo Valkonen <tuomov@iki.fi>
parents: 14
diff changeset
211
aaf1a281a3fe More error reporting
Tuomo Valkonen <tuomov@iki.fi>
parents: 14
diff changeset
212 if callback:
21
c36e549a7f12 Errors as rumps notifications
Tuomo Valkonen <tuomov@iki.fi>
parents: 20
diff changeset
213 callback(self, status, errors=errors_this_message)
6
46c89e5a219f subprocess improvements
Tuomo Valkonen <tuomov@iki.fi>
parents: 5
diff changeset
214
31
b4b4bb7a2ec5 More logging detail
Tuomo Valkonen <tuomov@iki.fi>
parents: 30
diff changeset
215 logger.debug('Waiting for borg subprocess to terminate in log thread')
4
d72c4844e791 Better borg output processing and some logging
Tuomo Valkonen <tuomov@iki.fi>
parents: 3
diff changeset
216
6
46c89e5a219f subprocess improvements
Tuomo Valkonen <tuomov@iki.fi>
parents: 5
diff changeset
217 self.borg_instance.wait()
46c89e5a219f subprocess improvements
Tuomo Valkonen <tuomov@iki.fi>
parents: 5
diff changeset
218
31
b4b4bb7a2ec5 More logging detail
Tuomo Valkonen <tuomov@iki.fi>
parents: 30
diff changeset
219 logger.debug('Borg subprocess terminated; terminating log listener thread')
7
e189d4a6cb8c Also listen to stdout
Tuomo Valkonen <tuomov@iki.fi>
parents: 6
diff changeset
220
e189d4a6cb8c Also listen to stdout
Tuomo Valkonen <tuomov@iki.fi>
parents: 6
diff changeset
221 def __result_listener(self):
49
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
222 with self._cond:
10
76dbfb06eba0 Semi-working menu items.
Tuomo Valkonen <tuomov@iki.fi>
parents: 8
diff changeset
223 status, callback=self.__status_unlocked()
76dbfb06eba0 Semi-working menu items.
Tuomo Valkonen <tuomov@iki.fi>
parents: 8
diff changeset
224 if callback:
76dbfb06eba0 Semi-working menu items.
Tuomo Valkonen <tuomov@iki.fi>
parents: 8
diff changeset
225 callback(self, status)
76dbfb06eba0 Semi-working menu items.
Tuomo Valkonen <tuomov@iki.fi>
parents: 8
diff changeset
226
31
b4b4bb7a2ec5 More logging detail
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parents: 30
diff changeset
227 logger.debug('Result listener thread waiting for result')
7
e189d4a6cb8c Also listen to stdout
Tuomo Valkonen <tuomov@iki.fi>
parents: 6
diff changeset
228
e189d4a6cb8c Also listen to stdout
Tuomo Valkonen <tuomov@iki.fi>
parents: 6
diff changeset
229 res=self.borg_instance.read_result()
e189d4a6cb8c Also listen to stdout
Tuomo Valkonen <tuomov@iki.fi>
parents: 6
diff changeset
230
45
aa2a95dc6093 Further improvements to state reporting; indicate busyness if repository lock cannot be acquired
Tuomo Valkonen <tuomov@iki.fi>
parents: 38
diff changeset
231 # Finish processing remaining errors
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Tuomo Valkonen <tuomov@iki.fi>
parents: 38
diff changeset
232 self.thread_log.join()
aa2a95dc6093 Further improvements to state reporting; indicate busyness if repository lock cannot be acquired
Tuomo Valkonen <tuomov@iki.fi>
parents: 38
diff changeset
233
49
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
234 with self._cond:
45
aa2a95dc6093 Further improvements to state reporting; indicate busyness if repository lock cannot be acquired
Tuomo Valkonen <tuomov@iki.fi>
parents: 38
diff changeset
235 state=self.state
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Tuomo Valkonen <tuomov@iki.fi>
parents: 38
diff changeset
236
aa2a95dc6093 Further improvements to state reporting; indicate busyness if repository lock cannot be acquired
Tuomo Valkonen <tuomov@iki.fi>
parents: 38
diff changeset
237 # If there were no errors, reset back to INACTIVE state
aa2a95dc6093 Further improvements to state reporting; indicate busyness if repository lock cannot be acquired
Tuomo Valkonen <tuomov@iki.fi>
parents: 38
diff changeset
238 if state==ACTIVE:
aa2a95dc6093 Further improvements to state reporting; indicate busyness if repository lock cannot be acquired
Tuomo Valkonen <tuomov@iki.fi>
parents: 38
diff changeset
239 state=INACTIVE
7
e189d4a6cb8c Also listen to stdout
Tuomo Valkonen <tuomov@iki.fi>
parents: 6
diff changeset
240
31
b4b4bb7a2ec5 More logging detail
Tuomo Valkonen <tuomov@iki.fi>
parents: 30
diff changeset
241 logger.debug('Borg result: %s' % str(res))
7
e189d4a6cb8c Also listen to stdout
Tuomo Valkonen <tuomov@iki.fi>
parents: 6
diff changeset
242
45
aa2a95dc6093 Further improvements to state reporting; indicate busyness if repository lock cannot be acquired
Tuomo Valkonen <tuomov@iki.fi>
parents: 38
diff changeset
243 if res is None and state==INACTIVE:
aa2a95dc6093 Further improvements to state reporting; indicate busyness if repository lock cannot be acquired
Tuomo Valkonen <tuomov@iki.fi>
parents: 38
diff changeset
244 logger.error('No result from borg despite no error in log')
aa2a95dc6093 Further improvements to state reporting; indicate busyness if repository lock cannot be acquired
Tuomo Valkonen <tuomov@iki.fi>
parents: 38
diff changeset
245 state=ERRORS
7
e189d4a6cb8c Also listen to stdout
Tuomo Valkonen <tuomov@iki.fi>
parents: 6
diff changeset
246
31
b4b4bb7a2ec5 More logging detail
Tuomo Valkonen <tuomov@iki.fi>
parents: 30
diff changeset
247 logger.debug('Waiting for borg subprocess to terminate in result thread')
7
e189d4a6cb8c Also listen to stdout
Tuomo Valkonen <tuomov@iki.fi>
parents: 6
diff changeset
248
45
aa2a95dc6093 Further improvements to state reporting; indicate busyness if repository lock cannot be acquired
Tuomo Valkonen <tuomov@iki.fi>
parents: 38
diff changeset
249 if not self.borg_instance.wait():
aa2a95dc6093 Further improvements to state reporting; indicate busyness if repository lock cannot be acquired
Tuomo Valkonen <tuomov@iki.fi>
parents: 38
diff changeset
250 logger.critical('Borg subprocess did not terminate')
aa2a95dc6093 Further improvements to state reporting; indicate busyness if repository lock cannot be acquired
Tuomo Valkonen <tuomov@iki.fi>
parents: 38
diff changeset
251 state=combine_state(state, ERRORS)
7
e189d4a6cb8c Also listen to stdout
Tuomo Valkonen <tuomov@iki.fi>
parents: 6
diff changeset
252
45
aa2a95dc6093 Further improvements to state reporting; indicate busyness if repository lock cannot be acquired
Tuomo Valkonen <tuomov@iki.fi>
parents: 38
diff changeset
253 logger.debug('Borg subprocess terminated (end state %s); terminating result listener thread' % str(state))
12
16a8c63344c0 Fixed retry scheduling
Tuomo Valkonen <tuomov@iki.fi>
parents: 10
diff changeset
254
49
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
255 with self._cond:
10
76dbfb06eba0 Semi-working menu items.
Tuomo Valkonen <tuomov@iki.fi>
parents: 8
diff changeset
256 if self.current_operation['operation']=='create':
32
06fc14211ba9 Error handling improvements
Tuomo Valkonen <tuomov@iki.fi>
parents: 31
diff changeset
257 self.lastrun_when=self.current_operation['when_monotonic']
7
e189d4a6cb8c Also listen to stdout
Tuomo Valkonen <tuomov@iki.fi>
parents: 6
diff changeset
258 self.thread_res=None
12
16a8c63344c0 Fixed retry scheduling
Tuomo Valkonen <tuomov@iki.fi>
parents: 10
diff changeset
259 self.thread_log=None
16a8c63344c0 Fixed retry scheduling
Tuomo Valkonen <tuomov@iki.fi>
parents: 10
diff changeset
260 self.borg_instance=None
16a8c63344c0 Fixed retry scheduling
Tuomo Valkonen <tuomov@iki.fi>
parents: 10
diff changeset
261 self.current_operation=None
48
be3ed25df789 reorder-fix
Tuomo Valkonen <tuomov@iki.fi>
parents: 46
diff changeset
262 self.state=state
49
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
263 self._cond.notify()
7
e189d4a6cb8c Also listen to stdout
Tuomo Valkonen <tuomov@iki.fi>
parents: 6
diff changeset
264
49
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
265 def __do_launch(self, op, archive_or_repository, *args):
32
06fc14211ba9 Error handling improvements
Tuomo Valkonen <tuomov@iki.fi>
parents: 31
diff changeset
266 passphrase=self.extract_passphrase()
21
c36e549a7f12 Errors as rumps notifications
Tuomo Valkonen <tuomov@iki.fi>
parents: 20
diff changeset
267
10
76dbfb06eba0 Semi-working menu items.
Tuomo Valkonen <tuomov@iki.fi>
parents: 8
diff changeset
268 inst=BorgInstance(op['operation'], archive_or_repository, *args)
32
06fc14211ba9 Error handling improvements
Tuomo Valkonen <tuomov@iki.fi>
parents: 31
diff changeset
269 inst.launch(passphrase=passphrase)
3
4cad934aa9ce Can launch borg now; output not yet processed
Tuomo Valkonen <tuomov@iki.fi>
parents: 2
diff changeset
270
31
b4b4bb7a2ec5 More logging detail
Tuomo Valkonen <tuomov@iki.fi>
parents: 30
diff changeset
271 logger.debug('Creating listener threads')
b4b4bb7a2ec5 More logging detail
Tuomo Valkonen <tuomov@iki.fi>
parents: 30
diff changeset
272
7
e189d4a6cb8c Also listen to stdout
Tuomo Valkonen <tuomov@iki.fi>
parents: 6
diff changeset
273 t_log=Thread(target=self.__log_listener)
e189d4a6cb8c Also listen to stdout
Tuomo Valkonen <tuomov@iki.fi>
parents: 6
diff changeset
274 t_log.daemon=True
2
e343594c0014 basic config processing
Tuomo Valkonen <tuomov@iki.fi>
parents: 1
diff changeset
275
7
e189d4a6cb8c Also listen to stdout
Tuomo Valkonen <tuomov@iki.fi>
parents: 6
diff changeset
276 t_res=Thread(target=self.__result_listener)
e189d4a6cb8c Also listen to stdout
Tuomo Valkonen <tuomov@iki.fi>
parents: 6
diff changeset
277 t_res.daemon=True
e189d4a6cb8c Also listen to stdout
Tuomo Valkonen <tuomov@iki.fi>
parents: 6
diff changeset
278
e189d4a6cb8c Also listen to stdout
Tuomo Valkonen <tuomov@iki.fi>
parents: 6
diff changeset
279 self.thread_log=t_log
e189d4a6cb8c Also listen to stdout
Tuomo Valkonen <tuomov@iki.fi>
parents: 6
diff changeset
280 self.thread_res=t_res
3
4cad934aa9ce Can launch borg now; output not yet processed
Tuomo Valkonen <tuomov@iki.fi>
parents: 2
diff changeset
281 self.borg_instance=inst
10
76dbfb06eba0 Semi-working menu items.
Tuomo Valkonen <tuomov@iki.fi>
parents: 8
diff changeset
282 self.current_operation=op
76dbfb06eba0 Semi-working menu items.
Tuomo Valkonen <tuomov@iki.fi>
parents: 8
diff changeset
283 self.current_operation['when_monotonic']=time.monotonic()
45
aa2a95dc6093 Further improvements to state reporting; indicate busyness if repository lock cannot be acquired
Tuomo Valkonen <tuomov@iki.fi>
parents: 38
diff changeset
284 self.state=ACTIVE
3
4cad934aa9ce Can launch borg now; output not yet processed
Tuomo Valkonen <tuomov@iki.fi>
parents: 2
diff changeset
285
7
e189d4a6cb8c Also listen to stdout
Tuomo Valkonen <tuomov@iki.fi>
parents: 6
diff changeset
286 t_log.start()
e189d4a6cb8c Also listen to stdout
Tuomo Valkonen <tuomov@iki.fi>
parents: 6
diff changeset
287 t_res.start()
3
4cad934aa9ce Can launch borg now; output not yet processed
Tuomo Valkonen <tuomov@iki.fi>
parents: 2
diff changeset
288
49
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
289 def __launch(self, op):
8
7b2d2eac6a48 basic scheduling
Tuomo Valkonen <tuomov@iki.fi>
parents: 7
diff changeset
290 if self.__is_running_unlocked():
7b2d2eac6a48 basic scheduling
Tuomo Valkonen <tuomov@iki.fi>
parents: 7
diff changeset
291 logging.info('Cannot start %s: already running %s'
7b2d2eac6a48 basic scheduling
Tuomo Valkonen <tuomov@iki.fi>
parents: 7
diff changeset
292 % (operation, self.current_operation))
7b2d2eac6a48 basic scheduling
Tuomo Valkonen <tuomov@iki.fi>
parents: 7
diff changeset
293 return False
7b2d2eac6a48 basic scheduling
Tuomo Valkonen <tuomov@iki.fi>
parents: 7
diff changeset
294 else:
32
06fc14211ba9 Error handling improvements
Tuomo Valkonen <tuomov@iki.fi>
parents: 31
diff changeset
295 try:
49
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
296 logger.debug("Launching '%s' on '%s'" % (op['operation'], self._name))
8
7b2d2eac6a48 basic scheduling
Tuomo Valkonen <tuomov@iki.fi>
parents: 7
diff changeset
297
32
06fc14211ba9 Error handling improvements
Tuomo Valkonen <tuomov@iki.fi>
parents: 31
diff changeset
298 if op['operation']=='create':
06fc14211ba9 Error handling improvements
Tuomo Valkonen <tuomov@iki.fi>
parents: 31
diff changeset
299 archive="%s::%s%s" % (self.repository,
06fc14211ba9 Error handling improvements
Tuomo Valkonen <tuomov@iki.fi>
parents: 31
diff changeset
300 self.archive_prefix,
06fc14211ba9 Error handling improvements
Tuomo Valkonen <tuomov@iki.fi>
parents: 31
diff changeset
301 self.archive_template)
2
e343594c0014 basic config processing
Tuomo Valkonen <tuomov@iki.fi>
parents: 1
diff changeset
302
49
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
303 self.__do_launch(op, archive,
32
06fc14211ba9 Error handling improvements
Tuomo Valkonen <tuomov@iki.fi>
parents: 31
diff changeset
304 self.common_parameters+self.create_parameters,
06fc14211ba9 Error handling improvements
Tuomo Valkonen <tuomov@iki.fi>
parents: 31
diff changeset
305 self.paths)
06fc14211ba9 Error handling improvements
Tuomo Valkonen <tuomov@iki.fi>
parents: 31
diff changeset
306 elif op['operation']=='prune':
49
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
307 self.__do_launch(op, self.repository,
32
06fc14211ba9 Error handling improvements
Tuomo Valkonen <tuomov@iki.fi>
parents: 31
diff changeset
308 ([{'prefix': self.archive_prefix}] +
06fc14211ba9 Error handling improvements
Tuomo Valkonen <tuomov@iki.fi>
parents: 31
diff changeset
309 self.common_parameters +
06fc14211ba9 Error handling improvements
Tuomo Valkonen <tuomov@iki.fi>
parents: 31
diff changeset
310 self.prune_parameters))
06fc14211ba9 Error handling improvements
Tuomo Valkonen <tuomov@iki.fi>
parents: 31
diff changeset
311 else:
06fc14211ba9 Error handling improvements
Tuomo Valkonen <tuomov@iki.fi>
parents: 31
diff changeset
312 raise NotImplementedError("Invalid operation '%s'" % op['operation'])
06fc14211ba9 Error handling improvements
Tuomo Valkonen <tuomov@iki.fi>
parents: 31
diff changeset
313 except Exception as err:
34
9fce700d42de Log window and other logging improvements
Tuomo Valkonen <tuomov@iki.fi>
parents: 32
diff changeset
314 logger.debug('Rescheduling after failure')
32
06fc14211ba9 Error handling improvements
Tuomo Valkonen <tuomov@iki.fi>
parents: 31
diff changeset
315 self.lastrun_when=time.monotonic()
45
aa2a95dc6093 Further improvements to state reporting; indicate busyness if repository lock cannot be acquired
Tuomo Valkonen <tuomov@iki.fi>
parents: 38
diff changeset
316 self.state=ERRORS
32
06fc14211ba9 Error handling improvements
Tuomo Valkonen <tuomov@iki.fi>
parents: 31
diff changeset
317 raise err
3
4cad934aa9ce Can launch borg now; output not yet processed
Tuomo Valkonen <tuomov@iki.fi>
parents: 2
diff changeset
318
8
7b2d2eac6a48 basic scheduling
Tuomo Valkonen <tuomov@iki.fi>
parents: 7
diff changeset
319 return True
7b2d2eac6a48 basic scheduling
Tuomo Valkonen <tuomov@iki.fi>
parents: 7
diff changeset
320
49
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
321 def create(self):
10
76dbfb06eba0 Semi-working menu items.
Tuomo Valkonen <tuomov@iki.fi>
parents: 8
diff changeset
322 op={'operation': 'create', 'detail': 'manual'}
49
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
323 with self._cond:
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
324 self.scheduled_operation=op
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
325 self._cond.notify()
3
4cad934aa9ce Can launch borg now; output not yet processed
Tuomo Valkonen <tuomov@iki.fi>
parents: 2
diff changeset
326
49
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
327 def prune(self):
10
76dbfb06eba0 Semi-working menu items.
Tuomo Valkonen <tuomov@iki.fi>
parents: 8
diff changeset
328 op={'operation': 'prune', 'detail': 'manual'}
49
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
329 with self._cond:
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
330 self.scheduled_operation=op
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
331 self._cond.notify()
3
4cad934aa9ce Can launch borg now; output not yet processed
Tuomo Valkonen <tuomov@iki.fi>
parents: 2
diff changeset
332
4
d72c4844e791 Better borg output processing and some logging
Tuomo Valkonen <tuomov@iki.fi>
parents: 3
diff changeset
333 # TODO: Decide exact (manual) abort mechanism. Perhaps two stages
d72c4844e791 Better borg output processing and some logging
Tuomo Valkonen <tuomov@iki.fi>
parents: 3
diff changeset
334 def abort(self):
49
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
335 with self._cond:
5
4c5514b2fa76 basic schedule calculation
Tuomo Valkonen <tuomov@iki.fi>
parents: 4
diff changeset
336 if self.borg_instance:
4c5514b2fa76 basic schedule calculation
Tuomo Valkonen <tuomov@iki.fi>
parents: 4
diff changeset
337 self.borg_instance.terminate()
8
7b2d2eac6a48 basic scheduling
Tuomo Valkonen <tuomov@iki.fi>
parents: 7
diff changeset
338
7b2d2eac6a48 basic scheduling
Tuomo Valkonen <tuomov@iki.fi>
parents: 7
diff changeset
339 def __next_operation_unlocked(self):
7b2d2eac6a48 basic scheduling
Tuomo Valkonen <tuomov@iki.fi>
parents: 7
diff changeset
340 # TODO: pruning as well
5
4c5514b2fa76 basic schedule calculation
Tuomo Valkonen <tuomov@iki.fi>
parents: 4
diff changeset
341 now=time.monotonic()
32
06fc14211ba9 Error handling improvements
Tuomo Valkonen <tuomov@iki.fi>
parents: 31
diff changeset
342 if not self.lastrun_when:
10
76dbfb06eba0 Semi-working menu items.
Tuomo Valkonen <tuomov@iki.fi>
parents: 8
diff changeset
343 initial_interval=self.retry_interval
76dbfb06eba0 Semi-working menu items.
Tuomo Valkonen <tuomov@iki.fi>
parents: 8
diff changeset
344 if initial_interval==0:
76dbfb06eba0 Semi-working menu items.
Tuomo Valkonen <tuomov@iki.fi>
parents: 8
diff changeset
345 initial_interval=self.backup_interval
76dbfb06eba0 Semi-working menu items.
Tuomo Valkonen <tuomov@iki.fi>
parents: 8
diff changeset
346 if initial_interval==0:
76dbfb06eba0 Semi-working menu items.
Tuomo Valkonen <tuomov@iki.fi>
parents: 8
diff changeset
347 return None
76dbfb06eba0 Semi-working menu items.
Tuomo Valkonen <tuomov@iki.fi>
parents: 8
diff changeset
348 else:
76dbfb06eba0 Semi-working menu items.
Tuomo Valkonen <tuomov@iki.fi>
parents: 8
diff changeset
349 return {'operation': 'create',
76dbfb06eba0 Semi-working menu items.
Tuomo Valkonen <tuomov@iki.fi>
parents: 8
diff changeset
350 'detail': 'initial',
76dbfb06eba0 Semi-working menu items.
Tuomo Valkonen <tuomov@iki.fi>
parents: 8
diff changeset
351 'when_monotonic': now+initial_interval}
45
aa2a95dc6093 Further improvements to state reporting; indicate busyness if repository lock cannot be acquired
Tuomo Valkonen <tuomov@iki.fi>
parents: 38
diff changeset
352 elif self.state>=BUSY:
10
76dbfb06eba0 Semi-working menu items.
Tuomo Valkonen <tuomov@iki.fi>
parents: 8
diff changeset
353 if self.retry_interval==0:
76dbfb06eba0 Semi-working menu items.
Tuomo Valkonen <tuomov@iki.fi>
parents: 8
diff changeset
354 return None
76dbfb06eba0 Semi-working menu items.
Tuomo Valkonen <tuomov@iki.fi>
parents: 8
diff changeset
355 else:
76dbfb06eba0 Semi-working menu items.
Tuomo Valkonen <tuomov@iki.fi>
parents: 8
diff changeset
356 return {'operation': 'create',
76dbfb06eba0 Semi-working menu items.
Tuomo Valkonen <tuomov@iki.fi>
parents: 8
diff changeset
357 'detail': 'retry',
32
06fc14211ba9 Error handling improvements
Tuomo Valkonen <tuomov@iki.fi>
parents: 31
diff changeset
358 'when_monotonic': self.lastrun_when+self.retry_interval}
5
4c5514b2fa76 basic schedule calculation
Tuomo Valkonen <tuomov@iki.fi>
parents: 4
diff changeset
359 else:
4c5514b2fa76 basic schedule calculation
Tuomo Valkonen <tuomov@iki.fi>
parents: 4
diff changeset
360 if self.backup_interval==0:
10
76dbfb06eba0 Semi-working menu items.
Tuomo Valkonen <tuomov@iki.fi>
parents: 8
diff changeset
361 return None
5
4c5514b2fa76 basic schedule calculation
Tuomo Valkonen <tuomov@iki.fi>
parents: 4
diff changeset
362 else:
10
76dbfb06eba0 Semi-working menu items.
Tuomo Valkonen <tuomov@iki.fi>
parents: 8
diff changeset
363 return {'operation': 'create',
38
085a635f23f5 Improved error indicators
Tuomo Valkonen <tuomov@iki.fi>
parents: 34
diff changeset
364 'detail': 'normal',
32
06fc14211ba9 Error handling improvements
Tuomo Valkonen <tuomov@iki.fi>
parents: 31
diff changeset
365 'when_monotonic': self.lastrun_when+self.backup_interval}
10
76dbfb06eba0 Semi-working menu items.
Tuomo Valkonen <tuomov@iki.fi>
parents: 8
diff changeset
366
49
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
367 def __main_thread(self):
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
368 with self._cond:
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
369 while not self._terminate:
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
370 op=None
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
371 if not self.current_operation:
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
372 op=self.__next_operation_unlocked()
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
373 if not op:
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
374 self.__update_status()
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
375 self._cond.wait()
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
376 else:
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
377 now=time.monotonic()
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
378 delay=max(0, op['when_monotonic']-now)
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
379 logger.info("Scheduling '%s' (detail: %s) of '%s' in %d seconds" %
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
380 (op['operation'], op['detail'], self._name, delay))
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
381
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
382 self.scheduled_operation=op
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
383 self.state=combine_state(self.state, SCHEDULED)
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
384
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
385 self.__update_status()
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
386 self.scheduler.wait_until(now+delay, self._cond, self._name)
10
76dbfb06eba0 Semi-working menu items.
Tuomo Valkonen <tuomov@iki.fi>
parents: 8
diff changeset
387
49
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
388 if self.scheduled_operation:
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
389 op=self.scheduled_operation
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
390 self.scheduled_operation=None
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
391 self.__launch(op)
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
392
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
393 # Kill a running borg to cause log and result threads to terminate
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
394 if self.borg_instance:
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
395 logger.debug("Terminating a borg instance")
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
396 self.borg_instance.terminate()
10
76dbfb06eba0 Semi-working menu items.
Tuomo Valkonen <tuomov@iki.fi>
parents: 8
diff changeset
397
49
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
398 # Store threads to use outside lock
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
399 thread_log=self.thread_log
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
400 thread_err=self.thread_err
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
401
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
402 logger.debug("Waiting for log and result threads to terminate")
1
4cdc9c1f6b28 basic scheduler structure draft, etc.
Tuomo Valkonen <tuomov@iki.fi>
parents:
diff changeset
403
49
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
404 if thread_log:
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
405 thread_log.join()
1
4cdc9c1f6b28 basic scheduler structure draft, etc.
Tuomo Valkonen <tuomov@iki.fi>
parents:
diff changeset
406
49
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
407 if thread_res:
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
408 thread_res.join()
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
409
10
76dbfb06eba0 Semi-working menu items.
Tuomo Valkonen <tuomov@iki.fi>
parents: 8
diff changeset
410
76dbfb06eba0 Semi-working menu items.
Tuomo Valkonen <tuomov@iki.fi>
parents: 8
diff changeset
411 def __status_unlocked(self):
21
c36e549a7f12 Errors as rumps notifications
Tuomo Valkonen <tuomov@iki.fi>
parents: 20
diff changeset
412 callback=self.__status_update_callback
38
085a635f23f5 Improved error indicators
Tuomo Valkonen <tuomov@iki.fi>
parents: 34
diff changeset
413
10
76dbfb06eba0 Semi-working menu items.
Tuomo Valkonen <tuomov@iki.fi>
parents: 8
diff changeset
414 if self.current_operation:
76dbfb06eba0 Semi-working menu items.
Tuomo Valkonen <tuomov@iki.fi>
parents: 8
diff changeset
415 status=self.current_operation
76dbfb06eba0 Semi-working menu items.
Tuomo Valkonen <tuomov@iki.fi>
parents: 8
diff changeset
416 status['type']='current'
38
085a635f23f5 Improved error indicators
Tuomo Valkonen <tuomov@iki.fi>
parents: 34
diff changeset
417 # Errors should be set by listeners
10
76dbfb06eba0 Semi-working menu items.
Tuomo Valkonen <tuomov@iki.fi>
parents: 8
diff changeset
418 else:
38
085a635f23f5 Improved error indicators
Tuomo Valkonen <tuomov@iki.fi>
parents: 34
diff changeset
419 if self.scheduled_operation:
085a635f23f5 Improved error indicators
Tuomo Valkonen <tuomov@iki.fi>
parents: 34
diff changeset
420 status=self.scheduled_operation
085a635f23f5 Improved error indicators
Tuomo Valkonen <tuomov@iki.fi>
parents: 34
diff changeset
421 status['type']='scheduled'
085a635f23f5 Improved error indicators
Tuomo Valkonen <tuomov@iki.fi>
parents: 34
diff changeset
422 else:
085a635f23f5 Improved error indicators
Tuomo Valkonen <tuomov@iki.fi>
parents: 34
diff changeset
423 status={'type': 'nothing'}
10
76dbfb06eba0 Semi-working menu items.
Tuomo Valkonen <tuomov@iki.fi>
parents: 8
diff changeset
424
49
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
425 status['name']=self._name
45
aa2a95dc6093 Further improvements to state reporting; indicate busyness if repository lock cannot be acquired
Tuomo Valkonen <tuomov@iki.fi>
parents: 38
diff changeset
426 status['state']=self.state
38
085a635f23f5 Improved error indicators
Tuomo Valkonen <tuomov@iki.fi>
parents: 34
diff changeset
427
085a635f23f5 Improved error indicators
Tuomo Valkonen <tuomov@iki.fi>
parents: 34
diff changeset
428 if 'detail' not in status:
085a635f23f5 Improved error indicators
Tuomo Valkonen <tuomov@iki.fi>
parents: 34
diff changeset
429 status['detail']='NONE'
10
76dbfb06eba0 Semi-working menu items.
Tuomo Valkonen <tuomov@iki.fi>
parents: 8
diff changeset
430
76dbfb06eba0 Semi-working menu items.
Tuomo Valkonen <tuomov@iki.fi>
parents: 8
diff changeset
431 if 'when_monotonic' in status:
76dbfb06eba0 Semi-working menu items.
Tuomo Valkonen <tuomov@iki.fi>
parents: 8
diff changeset
432 status['when']=(status['when_monotonic']
76dbfb06eba0 Semi-working menu items.
Tuomo Valkonen <tuomov@iki.fi>
parents: 8
diff changeset
433 -time.monotonic()+time.time())
76dbfb06eba0 Semi-working menu items.
Tuomo Valkonen <tuomov@iki.fi>
parents: 8
diff changeset
434
76dbfb06eba0 Semi-working menu items.
Tuomo Valkonen <tuomov@iki.fi>
parents: 8
diff changeset
435 return status, callback
76dbfb06eba0 Semi-working menu items.
Tuomo Valkonen <tuomov@iki.fi>
parents: 8
diff changeset
436
49
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
437 def __update_status(self):
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
438 status, callback = self.__status_unlocked()
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
439 if callback:
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
440 self._cond.release()
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
441 try:
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
442 callback(self, status)
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
443 finally:
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
444 self._cond.acquire()
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
445
21
c36e549a7f12 Errors as rumps notifications
Tuomo Valkonen <tuomov@iki.fi>
parents: 20
diff changeset
446 def set_status_update_callback(self, callback):
49
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
447 with self._cond:
21
c36e549a7f12 Errors as rumps notifications
Tuomo Valkonen <tuomov@iki.fi>
parents: 20
diff changeset
448 self.__status_update_callback=callback
10
76dbfb06eba0 Semi-working menu items.
Tuomo Valkonen <tuomov@iki.fi>
parents: 8
diff changeset
449
49
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
450 def status(self):
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
451 with self._cond:
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
452 res=self.__status_unlocked()
db33dfa64ad6 Improved scheduler
Tuomo Valkonen <tuomov@iki.fi>
parents: 48
diff changeset
453 return res[0]
10
76dbfb06eba0 Semi-working menu items.
Tuomo Valkonen <tuomov@iki.fi>
parents: 8
diff changeset
454

mercurial