annotate sat/plugins/plugin_pubsub_cache.py @ 3739:0a87cae85746

tools (utils): fix `getRepositoryData` crash: - use `hg_path` to be sure to use the right executable - better exception handling
author Goffi <goffi@goffi.org>
date Tue, 22 Mar 2022 17:00:42 +0100
parents ffa8c8c78115
children c4881833cf8a
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1 #!/usr/bin/env python3
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2
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3 # Libervia plugin for PubSub Caching
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4 # Copyright (C) 2009-2021 Jérôme Poisson (goffi@goffi.org)
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5
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6 # This program is free software: you can redistribute it and/or modify
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7 # it under the terms of the GNU Affero General Public License as published by
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8 # the Free Software Foundation, either version 3 of the License, or
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9 # (at your option) any later version.
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10
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11 # This program is distributed in the hope that it will be useful,
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12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 # GNU Affero General Public License for more details.
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15
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16 # You should have received a copy of the GNU Affero General Public License
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17 # along with this program. If not, see <http://www.gnu.org/licenses/>.
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18
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19 import time
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20 from datetime import datetime
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21 from typing import Optional, List, Tuple, Dict, Any
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22 from twisted.words.protocols.jabber import jid, error
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23 from twisted.words.xish import domish
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24 from twisted.internet import defer
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25 from wokkel import pubsub, rsm
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26 from sat.core.i18n import _
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27 from sat.core.constants import Const as C
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28 from sat.core import exceptions
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29 from sat.core.log import getLogger
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30 from sat.core.core_types import SatXMPPEntity
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31 from sat.tools import xml_tools, utils
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32 from sat.tools.common import data_format
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33 from sat.memory.sqla import PubsubNode, PubsubItem, SyncState
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34
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35
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36 log = getLogger(__name__)
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37
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38 PLUGIN_INFO = {
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39 C.PI_NAME: "PubSub Cache",
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40 C.PI_IMPORT_NAME: "PUBSUB_CACHE",
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41 C.PI_TYPE: C.PLUG_TYPE_PUBSUB,
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42 C.PI_MODES: C.PLUG_MODE_BOTH,
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43 C.PI_PROTOCOLS: [],
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44 C.PI_DEPENDENCIES: ["XEP-0059", "XEP-0060"],
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45 C.PI_RECOMMENDATIONS: [],
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46 C.PI_MAIN: "PubsubCache",
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47 C.PI_HANDLER: "no",
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48 C.PI_DESCRIPTION: _("""Local Cache for PubSub"""),
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49 }
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50
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51 ANALYSER_KEYS_TO_COPY = ("name", "type", "to_sync", "parser")
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52 # maximum of items to cache
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53 CACHE_LIMIT = 5000
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54 # number of second before a progress caching is considered failed and tried again
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55 PROGRESS_DEADLINE = 60 * 60 * 6
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56
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57
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58
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59 class PubsubCache:
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60 # TODO: there is currently no notification for (un)subscribe events with XEP-0060,
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61 # but it would be necessary to have this data if some devices unsubscribe a cached
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62 # node, as we can then get out of sync. A protoXEP could be proposed to fix this
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63 # situation.
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64 # TODO: handle configuration events
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65
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66 def __init__(self, host):
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67 log.info(_("PubSub Cache initialization"))
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68 strategy = host.memory.getConfig(None, "pubsub_cache_strategy")
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69 if strategy == "no_cache":
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70 log.info(
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71 _(
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72 "Pubsub cache won't be used due to pubsub_cache_strategy={value} "
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73 "setting."
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74 ).format(value=repr(strategy))
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75 )
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76 self.use_cache = False
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77 else:
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78 self.use_cache = True
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79 self.host = host
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80 self._p = host.plugins["XEP-0060"]
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81 self.analysers = {}
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82 # map for caching in progress (node, service) => Deferred
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83 self.in_progress = {}
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84 self.host.trigger.add("XEP-0060_getItems", self._getItemsTrigger)
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85 self._p.addManagedNode(
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86 "",
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87 items_cb=self.onItemsEvent,
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88 delete_cb=self.onDeleteEvent,
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89 purge_db=self.onPurgeEvent,
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90 )
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91 host.bridge.addMethod(
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92 "psCacheGet",
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93 ".plugin",
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94 in_sign="ssiassss",
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95 out_sign="s",
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96 method=self._getItemsFromCache,
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97 async_=True,
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98 )
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99 host.bridge.addMethod(
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100 "psCacheSync",
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101 ".plugin",
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102 "sss",
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103 out_sign="",
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104 method=self._synchronise,
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105 async_=True,
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106 )
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107 host.bridge.addMethod(
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108 "psCachePurge",
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109 ".plugin",
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110 "s",
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111 out_sign="",
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112 method=self._purge,
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113 async_=True,
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114 )
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115 host.bridge.addMethod(
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116 "psCacheReset",
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117 ".plugin",
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118 "",
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119 out_sign="",
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120 method=self._reset,
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121 async_=True,
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122 )
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123 host.bridge.addMethod(
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124 "psCacheSearch",
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125 ".plugin",
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126 "s",
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127 out_sign="s",
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128 method=self._search,
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129 async_=True,
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130 )
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131
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132 def registerAnalyser(self, analyser: dict) -> None:
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133 """Register a new pubsub node analyser
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134
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135 @param analyser: An analyser is a dictionary which may have the following keys
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136 (keys with a ``*`` are mandatory, at least one of ``node`` or ``namespace`` keys
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137 must be used):
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138
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139 :name (str)*:
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140 a unique name for this analyser. This name will be stored in database
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141 to retrieve the analyser when necessary (notably to get the parsing method),
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142 thus it is recommended to use a stable name such as the source plugin name
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143 instead of a name which may change with standard evolution, such as the
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144 feature namespace.
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diff changeset
145
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
146 :type (str)*:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
147 indicates what kind of items we are dealing with. Type must be a human
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
148 readable word, as it may be used in searches. Good types examples are
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
149 **blog** or **event**.
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
150
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
151 :node (str):
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
152 prefix of a node name which may be used to identify its type. Example:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
153 *urn:xmpp:microblog:0* (a node starting with this name will be identified as
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
154 *blog* node).
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
155
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
156 :namespace (str):
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
157 root namespace of items. When analysing a node, the first item will be
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
158 retrieved. The analyser will be chosen its given namespace match the
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
159 namespace of the first child element of ``<item>`` element.
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
160
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
161 :to_sync (bool):
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
162 if True, the node must be synchronised in cache. The default False value
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
163 means that the pubsub service will always be requested.
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
164
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
165 :parser (callable):
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
166 method (which may be sync, a coroutine or a method returning a "Deferred")
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
167 to call to parse the ``domish.Element`` of the item. The result must be
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
168 dictionary which can be serialised to JSON.
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
169
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
170 The method must have the following signature:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
171
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
172 .. function:: parser(client: SatXMPPEntity, item_elt: domish.Element, \
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
173 service: Optional[jid.JID], node: Optional[str]) \
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
174 -> dict
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
175 :noindex:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
176
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
177 :match_cb (callable):
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
178 method (which may be sync, a coroutine or a method returning a "Deferred")
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
179 called when the analyser matches. The method is called with the curreny
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
180 analyse which is can modify **in-place**.
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
181
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
182 The method must have the following signature:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
183
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
184 .. function:: match_cb(client: SatXMPPEntity, analyse: dict) -> None
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
185 :noindex:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
186
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
187 @raise exceptions.Conflict: a analyser with this name already exists
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
188 """
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
189
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
190 name = analyser.get("name", "").strip().lower()
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
191 # we want the normalised name
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
192 analyser["name"] = name
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
193 if not name:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
194 raise ValueError('"name" is mandatory in analyser')
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
195 if "type" not in analyser:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
196 raise ValueError('"type" is mandatory in analyser')
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
197 type_test_keys = {"node", "namespace"}
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
198 if not type_test_keys.intersection(analyser):
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
199 raise ValueError(f'at least one of {type_test_keys} must be used')
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
200 if name in self.analysers:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
201 raise exceptions.Conflict(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
202 f"An analyser with the name {name!r} is already registered"
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
203 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
204 self.analysers[name] = analyser
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
205
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
206 async def cacheItems(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
207 self,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
208 client: SatXMPPEntity,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
209 pubsub_node: PubsubNode,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
210 items: List[domish.Element]
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
211 ) -> None:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
212 try:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
213 parser = self.analysers[pubsub_node.analyser].get("parser")
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
214 except KeyError:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
215 parser = None
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
216
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
217 if parser is not None:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
218 parsed_items = [
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
219 await utils.asDeferred(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
220 parser,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
221 client,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
222 item,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
223 pubsub_node.service,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
224 pubsub_node.name
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
225 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
226 for item in items
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
227 ]
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
228 else:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
229 parsed_items = None
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
230
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
231 await self.host.memory.storage.cachePubsubItems(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
232 client, pubsub_node, items, parsed_items
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
233 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
234
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
235 async def _cacheNode(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
236 self,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
237 client: SatXMPPEntity,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
238 pubsub_node: PubsubNode
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
239 ) -> None:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
240 await self.host.memory.storage.updatePubsubNodeSyncState(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
241 pubsub_node, SyncState.IN_PROGRESS
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
242 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
243 service, node = pubsub_node.service, pubsub_node.name
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
244 try:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
245 log.debug(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
246 f"Caching node {node!r} at {service} for {client.profile}"
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
247 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
248 if not pubsub_node.subscribed:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
249 try:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
250 sub = await self._p.subscribe(client, service, node)
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
251 except Exception as e:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
252 log.warning(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
253 _(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
254 "Can't subscribe node {pubsub_node}, that means that "
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
255 "synchronisation can't be maintained: {reason}"
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
256 ).format(pubsub_node=pubsub_node, reason=e)
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
257 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
258 else:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
259 if sub.state == "subscribed":
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
260 sub_id = sub.subscriptionIdentifier
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
261 log.debug(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
262 f"{pubsub_node} subscribed (subscription id: {sub_id!r})"
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
263 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
264 pubsub_node.subscribed = True
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
265 await self.host.memory.storage.add(pubsub_node)
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
266 else:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
267 log.warning(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
268 _(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
269 "{pubsub_node} is not subscribed, that means that "
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
270 "synchronisation can't be maintained, and you may have "
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
271 "to enforce subscription manually. Subscription state: "
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
272 "{state}"
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
273 ).format(pubsub_node=pubsub_node, state=sub.state)
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
274 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
275
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
276 try:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
277 await self.host.checkFeatures(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
278 client, [rsm.NS_RSM, self._p.DISCO_RSM], pubsub_node.service
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
279 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
280 except exceptions.FeatureNotFound:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
281 log.warning(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
282 f"service {service} doesn't handle Result Set Management "
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
283 "(XEP-0059), we'll only cache latest 20 items"
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
284 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
285 items, __ = await client.pubsub_client.items(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
286 pubsub_node.service, pubsub_node.name, maxItems=20
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
287 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
288 await self.cacheItems(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
289 client, pubsub_node, items
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
290 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
291 else:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
292 rsm_p = self.host.plugins["XEP-0059"]
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
293 rsm_request = rsm.RSMRequest()
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
294 cached_ids = set()
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
295 while True:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
296 items, rsm_response = await client.pubsub_client.items(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
297 service, node, rsm_request=rsm_request
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
298 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
299 await self.cacheItems(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
300 client, pubsub_node, items
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
301 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
302 for item in items:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
303 item_id = item["id"]
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
304 if item_id in cached_ids:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
305 log.warning(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
306 f"Pubsub node {node!r} at {service} is returning several "
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
307 f"times the same item ({item_id!r}). This is illegal "
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
308 "behaviour, and it means that Pubsub service "
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
309 f"{service} is buggy and can't be cached properly. "
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
310 f"Please report this to {service.host} administrators"
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
311 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
312 rsm_request = None
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
313 break
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
314 cached_ids.add(item["id"])
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
315 if len(cached_ids) >= CACHE_LIMIT:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
316 log.warning(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
317 f"Pubsub node {node!r} at {service} contains more items "
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
318 f"than the cache limit ({CACHE_LIMIT}). We stop "
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
319 "caching here, at item {item['id']!r}."
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
320 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
321 rsm_request = None
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
322 break
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
323 rsm_request = rsm_p.getNextRequest(rsm_request, rsm_response)
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
324 if rsm_request is None:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
325 break
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
326
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
327 await self.host.memory.storage.updatePubsubNodeSyncState(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
328 pubsub_node, SyncState.COMPLETED
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
329 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
330 except Exception as e:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
331 import traceback
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
332 tb = traceback.format_tb(e.__traceback__)
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
333 log.error(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
334 f"Can't cache node {node!r} at {service} for {client.profile}: {e}\n{tb}"
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
335 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
336 await self.host.memory.storage.updatePubsubNodeSyncState(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
337 pubsub_node, SyncState.ERROR
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
338 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
339 await self.host.memory.storage.deletePubsubItems(pubsub_node)
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
340 raise e
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
341
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
342 def _cacheNodeClean(self, __, pubsub_node):
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
343 del self.in_progress[(pubsub_node.service, pubsub_node.name)]
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
344
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
345 def cacheNode(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
346 self,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
347 client: SatXMPPEntity,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
348 pubsub_node: PubsubNode
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
349 ) -> None:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
350 """Launch node caching as a background task"""
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
351 d = defer.ensureDeferred(self._cacheNode(client, pubsub_node))
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
352 d.addBoth(self._cacheNodeClean, pubsub_node=pubsub_node)
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
353 self.in_progress[(pubsub_node.service, pubsub_node.name)] = d
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
354 return d
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
355
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
356 async def analyseNode(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
357 self,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
358 client: SatXMPPEntity,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
359 service: jid.JID,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
360 node: str,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
361 pubsub_node : PubsubNode = None,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
362 ) -> dict:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
363 """Use registered analysers on a node to determine what it is used for"""
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
364 analyse = {"service": service, "node": node}
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
365 if pubsub_node is None:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
366 try:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
367 first_item = (await client.pubsub_client.items(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
368 service, node, 1
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
369 ))[0][0]
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
370 except IndexError:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
371 pass
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
372 except error.StanzaError as e:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
373 if e.condition == "item-not-found":
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
374 pass
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
375 else:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
376 log.warning(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
377 f"Can't retrieve last item on node {node!r} at service "
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
378 f"{service} for {client.profile}: {e}"
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
379 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
380 else:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
381 try:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
382 uri = first_item.firstChildElement().uri
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
383 except Exception as e:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
384 log.warning(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
385 f"Can't retrieve item namespace on node {node!r} at service "
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
386 f"{service} for {client.profile}: {e}"
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
387 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
388 else:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
389 analyse["namespace"] = uri
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
390 try:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
391 conf = await self._p.getConfiguration(client, service, node)
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
392 except Exception as e:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
393 log.warning(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
394 f"Can't retrieve configuration for node {node!r} at service {service} "
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
395 f"for {client.profile}: {e}"
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
396 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
397 else:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
398 analyse["conf"] = conf
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
399
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
400 for analyser in self.analysers.values():
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
401 try:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
402 an_node = analyser["node"]
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
403 except KeyError:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
404 pass
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
405 else:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
406 if node.startswith(an_node):
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
407 for key in ANALYSER_KEYS_TO_COPY:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
408 try:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
409 analyse[key] = analyser[key]
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
410 except KeyError:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
411 pass
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
412 found = True
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
413 break
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
414 try:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
415 namespace = analyse["namespace"]
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
416 an_namespace = analyser["namespace"]
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
417 except KeyError:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
418 pass
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
419 else:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
420 if namespace == an_namespace:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
421 for key in ANALYSER_KEYS_TO_COPY:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
422 try:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
423 analyse[key] = analyser[key]
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
424 except KeyError:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
425 pass
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
426 found = True
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
427 break
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
428
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
429 else:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
430 found = False
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
431 log.debug(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
432 f"node {node!r} at service {service} doesn't match any known type"
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
433 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
434 if found:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
435 try:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
436 match_cb = analyser["match_cb"]
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
437 except KeyError:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
438 pass
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
439 else:
3619
32181a45d54b plugin pubsub cache: use `asDeferred` with `match_cb`
Goffi <goffi@goffi.org>
parents: 3597
diff changeset
440 await utils.asDeferred(match_cb, client, analyse)
3597
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
441 return analyse
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
442
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
443 def _getItemsFromCache(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
444 self, service="", node="", max_items=10, item_ids=None, sub_id=None,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
445 extra="", profile_key=C.PROF_KEY_NONE
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
446 ):
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
447 d = defer.ensureDeferred(self._aGetItemsFromCache(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
448 service, node, max_items, item_ids, sub_id, extra, profile_key
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
449 ))
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
450 d.addCallback(self._p.transItemsData)
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
451 d.addCallback(self._p.serialiseItems)
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
452 return d
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
453
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
454 async def _aGetItemsFromCache(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
455 self, service, node, max_items, item_ids, sub_id, extra, profile_key
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
456 ):
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
457 client = self.host.getClient(profile_key)
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
458 service = jid.JID(service) if service else client.jid.userhostJID()
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
459 pubsub_node = await self.host.memory.storage.getPubsubNode(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
460 client, service, node
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
461 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
462 if pubsub_node is None:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
463 raise exceptions.NotFound(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
464 f"{node!r} at {service} doesn't exist in cache for {client.profile!r}"
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
465 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
466 max_items = None if max_items == C.NO_LIMIT else max_items
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
467 extra = self._p.parseExtra(data_format.deserialise(extra))
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
468 items, metadata = await self.getItemsFromCache(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
469 client,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
470 pubsub_node,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
471 max_items,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
472 item_ids,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
473 sub_id or None,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
474 extra.rsm_request,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
475 extra.extra,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
476 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
477 return [i.data for i in items], metadata
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
478
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
479 async def getItemsFromCache(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
480 self,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
481 client: SatXMPPEntity,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
482 node: PubsubNode,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
483 max_items: Optional[int] = None,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
484 item_ids: Optional[List[str]] = None,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
485 sub_id: Optional[str] = None,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
486 rsm_request: Optional[rsm.RSMRequest] = None,
3738
ffa8c8c78115 plugin XEP-0059, cache: allow those plugins to work in component mode
Goffi <goffi@goffi.org>
parents: 3666
diff changeset
487 extra: Optional[Dict[str, Any]] = None
3597
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
488 ) -> Tuple[List[PubsubItem], dict]:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
489 """Get items from cache, using same arguments as for external Pubsub request"""
3738
ffa8c8c78115 plugin XEP-0059, cache: allow those plugins to work in component mode
Goffi <goffi@goffi.org>
parents: 3666
diff changeset
490 if extra is None:
ffa8c8c78115 plugin XEP-0059, cache: allow those plugins to work in component mode
Goffi <goffi@goffi.org>
parents: 3666
diff changeset
491 extra = {}
3597
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
492 if "mam" in extra:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
493 raise NotImplementedError("MAM queries are not supported yet")
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
494 if max_items is None and rsm_request is None:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
495 max_items = 20
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
496 if max_items is not None:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
497 if rsm_request is not None:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
498 raise exceptions.InternalError(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
499 "Pubsub max items and RSM must not be used at the same time"
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
500 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
501 elif item_ids is None:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
502 raise exceptions.InternalError(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
503 "Pubsub max items and item IDs must not be used at the same time"
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
504 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
505 pubsub_items, metadata = await self.host.memory.storage.getItems(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
506 node, max_items=max_items, order_by=extra.get(C.KEY_ORDER_BY)
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
507 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
508 else:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
509 desc = False
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
510 if rsm_request.before == "":
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
511 before = None
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
512 desc = True
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
513 else:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
514 before = rsm_request.before
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
515 pubsub_items, metadata = await self.host.memory.storage.getItems(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
516 node, max_items=rsm_request.max, before=before, after=rsm_request.after,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
517 from_index=rsm_request.index, order_by=extra.get(C.KEY_ORDER_BY),
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
518 desc=desc, force_rsm=True,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
519 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
520
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
521 return pubsub_items, metadata
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
522
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
523 async def onItemsEvent(self, client, event):
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
524 node = await self.host.memory.storage.getPubsubNode(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
525 client, event.sender, event.nodeIdentifier
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
526 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
527 if node is None:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
528 return
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
529 if node.sync_state in (SyncState.COMPLETED, SyncState.IN_PROGRESS):
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
530 items = []
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
531 retract_ids = []
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
532 for elt in event.items:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
533 if elt.name == "item":
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
534 items.append(elt)
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
535 elif elt.name == "retract":
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
536 item_id = elt.getAttribute("id")
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
537 if not item_id:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
538 log.warning(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
539 "Ignoring invalid retract item element: "
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
540 f"{xml_tools.pFmtElt(elt)}"
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
541 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
542 continue
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
543
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
544 retract_ids.append(elt["id"])
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
545 else:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
546 log.warning(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
547 f"Unexpected Pubsub event element: {xml_tools.pFmtElt(elt)}"
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
548 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
549 if items:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
550 log.debug("caching new items received from {node}")
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
551 await self.cacheItems(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
552 client, node, items
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
553 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
554 if retract_ids:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
555 log.debug(f"deleting retracted items from {node}")
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
556 await self.host.memory.storage.deletePubsubItems(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
557 node, items_names=retract_ids
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
558 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
559
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
560 async def onDeleteEvent(self, client, event):
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
561 log.debug(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
562 f"deleting node {event.nodeIdentifier} from {event.sender} for "
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
563 f"{client.profile}"
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
564 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
565 await self.host.memory.storage.deletePubsubNode(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
566 [client.profile], [event.sender], [event.nodeIdentifier]
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
567 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
568
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
569 async def onPurgeEvent(self, client, event):
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
570 node = await self.host.memory.storage.getPubsubNode(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
571 client, event.sender, event.nodeIdentifier
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
572 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
573 if node is None:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
574 return
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
575 log.debug(f"purging node {node} for {client.profile}")
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
576 await self.host.memory.storage.deletePubsubItems(node)
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
577
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
578 async def _getItemsTrigger(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
579 self,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
580 client: SatXMPPEntity,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
581 service: Optional[jid.JID],
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
582 node: str,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
583 max_items: Optional[int],
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
584 item_ids: Optional[List[str]],
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
585 sub_id: Optional[str],
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
586 rsm_request: Optional[rsm.RSMRequest],
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
587 extra: dict
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
588 ) -> Tuple[bool, Optional[Tuple[List[dict], dict]]]:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
589 if not self.use_cache:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
590 log.debug("cache disabled in settings")
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
591 return True, None
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
592 if extra.get(C.KEY_USE_CACHE) == False:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
593 log.debug("skipping pubsub cache as requested")
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
594 return True, None
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
595 if service is None:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
596 service = client.jid.userhostJID()
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
597 pubsub_node = await self.host.memory.storage.getPubsubNode(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
598 client, service, node
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
599 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
600 if pubsub_node is not None and pubsub_node.sync_state == SyncState.COMPLETED:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
601 analyse = {"to_sync": True}
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
602 else:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
603 analyse = await self.analyseNode(client, service, node)
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
604
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
605 if pubsub_node is None:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
606 pubsub_node = await self.host.memory.storage.setPubsubNode(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
607 client,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
608 service,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
609 node,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
610 analyser=analyse.get("name"),
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
611 type_=analyse.get("type"),
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
612 subtype=analyse.get("subtype"),
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
613 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
614
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
615 if analyse.get("to_sync"):
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
616 if pubsub_node.sync_state == SyncState.COMPLETED:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
617 if "mam" in extra:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
618 log.debug("MAM caching is not supported yet, skipping cache")
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
619 return True, None
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
620 pubsub_items, metadata = await self.getItemsFromCache(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
621 client, pubsub_node, max_items, item_ids, sub_id, rsm_request, extra
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
622 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
623 return False, ([i.data for i in pubsub_items], metadata)
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
624
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
625 if pubsub_node.sync_state == SyncState.IN_PROGRESS:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
626 if (service, node) not in self.in_progress:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
627 log.warning(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
628 f"{pubsub_node} is reported as being cached, but not caching is "
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
629 "in progress, this is most probably due to the backend being "
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
630 "restarted. Resetting the status, caching will be done again."
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
631 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
632 pubsub_node.sync_state = None
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
633 await self.host.memory.storage.deletePubsubItems(pubsub_node)
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
634 elif time.time() - pubsub_node.sync_state_updated > PROGRESS_DEADLINE:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
635 log.warning(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
636 f"{pubsub_node} is in progress for too long "
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
637 f"({pubsub_node.sync_state_updated//60} minutes), "
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
638 "cancelling it and retrying."
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
639 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
640 self.in_progress.pop[(service, node)].cancel()
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
641 pubsub_node.sync_state = None
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
642 await self.host.memory.storage.deletePubsubItems(pubsub_node)
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
643 else:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
644 log.debug(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
645 f"{pubsub_node} synchronisation is already in progress, skipping"
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
646 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
647 if pubsub_node.sync_state is None:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
648 key = (service, node)
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
649 if key in self.in_progress:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
650 raise exceptions.InternalError(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
651 f"There is already a caching in progress for {pubsub_node}, this "
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
652 "should not happen"
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
653 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
654 self.cacheNode(client, pubsub_node)
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
655 elif pubsub_node.sync_state == SyncState.ERROR:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
656 log.debug(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
657 f"{pubsub_node} synchronisation has previously failed, skipping"
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
658 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
659
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
660 return True, None
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
661
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
662 async def _subscribeTrigger(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
663 self,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
664 client: SatXMPPEntity,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
665 service: jid.JID,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
666 nodeIdentifier: str,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
667 sub_jid: Optional[jid.JID],
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
668 options: Optional[dict],
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
669 subscription: pubsub.Subscription
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
670 ) -> None:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
671 pass
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
672
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
673 async def _unsubscribeTrigger(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
674 self,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
675 client: SatXMPPEntity,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
676 service: jid.JID,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
677 nodeIdentifier: str,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
678 sub_jid,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
679 subscriptionIdentifier,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
680 sender,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
681 ) -> None:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
682 pass
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
683
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
684 def _synchronise(self, service, node, profile_key):
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
685 client = self.host.getClient(profile_key)
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
686 service = client.jid.userhostJID() if not service else jid.JID(service)
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
687 return defer.ensureDeferred(self.synchronise(client, service, node))
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
688
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
689 async def synchronise(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
690 self,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
691 client: SatXMPPEntity,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
692 service: jid.JID,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
693 node: str
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
694 ) -> None:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
695 """Synchronise a node with a pubsub service
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
696
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
697 If the node is already synchronised, it will be resynchronised (all items will be
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
698 deleted and re-downloaded).
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
699
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
700 The node will be synchronised even if there is no matching analyser.
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
701
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
702 Note that when a node is synchronised, it is automatically subscribed.
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
703 """
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
704 pubsub_node = await self.host.memory.storage.getPubsubNode(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
705 client, service, node
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
706 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
707 if pubsub_node is None:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
708 log.info(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
709 _(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
710 "Synchronising the new node {node} at {service}"
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
711 ).format(node=node, service=service.full)
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
712 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
713 analyse = await self.analyseNode(client, service, node)
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
714 pubsub_node = await self.host.memory.storage.setPubsubNode(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
715 client,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
716 service,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
717 node,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
718 analyser=analyse.get("name"),
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
719 type_=analyse.get("type"),
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
720 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
721
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
722 if ((pubsub_node.sync_state == SyncState.IN_PROGRESS
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
723 or (service, node) in self.in_progress)):
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
724 log.warning(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
725 _(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
726 "{node} at {service} is already being synchronised, can't do a new "
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
727 "synchronisation."
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
728 ).format(node=node, service=service)
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
729 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
730 else:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
731 log.info(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
732 _(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
733 "(Re)Synchronising the node {node} at {service} on user request"
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
734 ).format(node=node, service=service.full)
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
735 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
736 # we first delete and recreate the node (will also delete its items)
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
737 await self.host.memory.storage.delete(pubsub_node)
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
738 analyse = await self.analyseNode(client, service, node)
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
739 pubsub_node = await self.host.memory.storage.setPubsubNode(
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
740 client,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
741 service,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
742 node,
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
743 analyser=analyse.get("name"),
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
744 type_=analyse.get("type"),
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
745 )
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
746 # then we can put node in cache
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
747 await self.cacheNode(client, pubsub_node)
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
748
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
749 async def purge(self, purge_filters: dict) -> None:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
750 """Remove items according to filters
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
751
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
752 filters can have on of the following keys, all are optional:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
753
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
754 :services:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
755 list of JIDs of services from which items must be deleted
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
756 :nodes:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
757 list of node names to delete
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
758 :types:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
759 list of node types to delete
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
760 :subtypes:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
761 list of node subtypes to delete
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
762 :profiles:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
763 list of profiles from which items must be deleted
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
764 :created_before:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
765 datetime before which items must have been created to be deleted
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
766 :created_update:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
767 datetime before which items must have been updated last to be deleted
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
768 """
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
769 purge_filters["names"] = purge_filters.pop("nodes", None)
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
770 await self.host.memory.storage.purgePubsubItems(**purge_filters)
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
771
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
772 def _purge(self, purge_filters: str) -> None:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
773 purge_filters = data_format.deserialise(purge_filters)
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
774 for key in "created_before", "updated_before":
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
775 try:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
776 purge_filters[key] = datetime.fromtimestamp(purge_filters[key])
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
777 except (KeyError, TypeError):
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
778 pass
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
779 return defer.ensureDeferred(self.purge(purge_filters))
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
780
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
781 async def reset(self) -> None:
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
782 """Remove ALL nodes and items from cache
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
783
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
784 After calling this method, cache will be refilled progressively as if it where new
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
785 """
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
786 await self.host.memory.storage.deletePubsubNode(None, None, None)
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
787
3666
342e3ddefd23 plugin pubsub cache: implement `psCacheSearch`
Goffi <goffi@goffi.org>
parents: 3619
diff changeset
788 def _reset(self) -> defer.Deferred:
3597
5d108ce026d7 plugin pubsub cache: Pubsub Caching implementation
Goffi <goffi@goffi.org>
parents:
diff changeset
789 return defer.ensureDeferred(self.reset())
3666
342e3ddefd23 plugin pubsub cache: implement `psCacheSearch`
Goffi <goffi@goffi.org>
parents: 3619
diff changeset
790
342e3ddefd23 plugin pubsub cache: implement `psCacheSearch`
Goffi <goffi@goffi.org>
parents: 3619
diff changeset
791 async def search(self, query: dict) -> List[PubsubItem]:
342e3ddefd23 plugin pubsub cache: implement `psCacheSearch`
Goffi <goffi@goffi.org>
parents: 3619
diff changeset
792 """Search pubsub items in cache"""
342e3ddefd23 plugin pubsub cache: implement `psCacheSearch`
Goffi <goffi@goffi.org>
parents: 3619
diff changeset
793 return await self.host.memory.storage.searchPubsubItems(query)
342e3ddefd23 plugin pubsub cache: implement `psCacheSearch`
Goffi <goffi@goffi.org>
parents: 3619
diff changeset
794
342e3ddefd23 plugin pubsub cache: implement `psCacheSearch`
Goffi <goffi@goffi.org>
parents: 3619
diff changeset
795 async def serialisableSearch(self, query: dict) -> List[dict]:
342e3ddefd23 plugin pubsub cache: implement `psCacheSearch`
Goffi <goffi@goffi.org>
parents: 3619
diff changeset
796 """Search pubsub items in cache and returns parsed data
342e3ddefd23 plugin pubsub cache: implement `psCacheSearch`
Goffi <goffi@goffi.org>
parents: 3619
diff changeset
797
342e3ddefd23 plugin pubsub cache: implement `psCacheSearch`
Goffi <goffi@goffi.org>
parents: 3619
diff changeset
798 The returned data can be serialised.
342e3ddefd23 plugin pubsub cache: implement `psCacheSearch`
Goffi <goffi@goffi.org>
parents: 3619
diff changeset
799
342e3ddefd23 plugin pubsub cache: implement `psCacheSearch`
Goffi <goffi@goffi.org>
parents: 3619
diff changeset
800 "pubsub_service" and "pubsub_name" will be added to each data (both as strings)
342e3ddefd23 plugin pubsub cache: implement `psCacheSearch`
Goffi <goffi@goffi.org>
parents: 3619
diff changeset
801 """
342e3ddefd23 plugin pubsub cache: implement `psCacheSearch`
Goffi <goffi@goffi.org>
parents: 3619
diff changeset
802 items = await self.search(query)
342e3ddefd23 plugin pubsub cache: implement `psCacheSearch`
Goffi <goffi@goffi.org>
parents: 3619
diff changeset
803 ret = []
342e3ddefd23 plugin pubsub cache: implement `psCacheSearch`
Goffi <goffi@goffi.org>
parents: 3619
diff changeset
804 for item in items:
342e3ddefd23 plugin pubsub cache: implement `psCacheSearch`
Goffi <goffi@goffi.org>
parents: 3619
diff changeset
805 parsed = item.parsed
342e3ddefd23 plugin pubsub cache: implement `psCacheSearch`
Goffi <goffi@goffi.org>
parents: 3619
diff changeset
806 parsed["pubsub_service"] = item.node.service.full()
342e3ddefd23 plugin pubsub cache: implement `psCacheSearch`
Goffi <goffi@goffi.org>
parents: 3619
diff changeset
807 parsed["pubsub_node"] = item.node.name
342e3ddefd23 plugin pubsub cache: implement `psCacheSearch`
Goffi <goffi@goffi.org>
parents: 3619
diff changeset
808 if query.get("with_payload"):
342e3ddefd23 plugin pubsub cache: implement `psCacheSearch`
Goffi <goffi@goffi.org>
parents: 3619
diff changeset
809 parsed["item_payload"] = item.data.toXml()
342e3ddefd23 plugin pubsub cache: implement `psCacheSearch`
Goffi <goffi@goffi.org>
parents: 3619
diff changeset
810 parsed["node_profile"] = self.host.memory.storage.getProfileById(
342e3ddefd23 plugin pubsub cache: implement `psCacheSearch`
Goffi <goffi@goffi.org>
parents: 3619
diff changeset
811 item.node.profile_id
342e3ddefd23 plugin pubsub cache: implement `psCacheSearch`
Goffi <goffi@goffi.org>
parents: 3619
diff changeset
812 )
342e3ddefd23 plugin pubsub cache: implement `psCacheSearch`
Goffi <goffi@goffi.org>
parents: 3619
diff changeset
813
342e3ddefd23 plugin pubsub cache: implement `psCacheSearch`
Goffi <goffi@goffi.org>
parents: 3619
diff changeset
814 ret.append(parsed)
342e3ddefd23 plugin pubsub cache: implement `psCacheSearch`
Goffi <goffi@goffi.org>
parents: 3619
diff changeset
815 return ret
342e3ddefd23 plugin pubsub cache: implement `psCacheSearch`
Goffi <goffi@goffi.org>
parents: 3619
diff changeset
816
342e3ddefd23 plugin pubsub cache: implement `psCacheSearch`
Goffi <goffi@goffi.org>
parents: 3619
diff changeset
817 def _search(self, query: str) -> defer.Deferred:
342e3ddefd23 plugin pubsub cache: implement `psCacheSearch`
Goffi <goffi@goffi.org>
parents: 3619
diff changeset
818 query = data_format.deserialise(query)
342e3ddefd23 plugin pubsub cache: implement `psCacheSearch`
Goffi <goffi@goffi.org>
parents: 3619
diff changeset
819 services = query.get("services")
342e3ddefd23 plugin pubsub cache: implement `psCacheSearch`
Goffi <goffi@goffi.org>
parents: 3619
diff changeset
820 if services:
342e3ddefd23 plugin pubsub cache: implement `psCacheSearch`
Goffi <goffi@goffi.org>
parents: 3619
diff changeset
821 query["services"] = [jid.JID(s) for s in services]
342e3ddefd23 plugin pubsub cache: implement `psCacheSearch`
Goffi <goffi@goffi.org>
parents: 3619
diff changeset
822 d = defer.ensureDeferred(self.serialisableSearch(query))
342e3ddefd23 plugin pubsub cache: implement `psCacheSearch`
Goffi <goffi@goffi.org>
parents: 3619
diff changeset
823 d.addCallback(data_format.serialise)
342e3ddefd23 plugin pubsub cache: implement `psCacheSearch`
Goffi <goffi@goffi.org>
parents: 3619
diff changeset
824 return d