libervia-backend/sat_frontends/jp/cmd_pubsub.py
2018-06-27 20:14:46 +02:00

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#!/usr/bin/env python2
# -*- coding: utf-8 -*-
# jp: a SàT command line tool
# Copyright (C) 2009-2018 Jérôme Poisson (goffi@goffi.org)
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import base
from sat.core.i18n import _
from sat.core import exceptions
from sat_frontends.jp.constants import Const as C
from sat_frontends.jp import common
from sat_frontends.jp import arg_tools
from functools import partial
from sat.tools.common import uri
from sat.tools.common.ansi import ANSI as A
from sat_frontends.tools import jid, strings
import argparse
import os.path
import re
import subprocess
import sys
__commands__ = ["Pubsub"]
PUBSUB_TMP_DIR = u"pubsub"
PUBSUB_SCHEMA_TMP_DIR = PUBSUB_TMP_DIR + "_schema"
ALLOWED_SUBSCRIPTIONS_OWNER = ("subscribed", "pending", "none")
# TODO: need to split this class in several modules, plugin should handle subcommands
class NodeInfo(base.CommandBase):
def __init__(self, host):
base.CommandBase.__init__(
self,
host,
"info",
use_output=C.OUTPUT_DICT,
use_pubsub=True,
pubsub_flags={C.NODE},
help=_(u"retrieve node configuration"),
)
self.need_loop = True
def add_parser_options(self):
self.parser.add_argument(
"-k",
"--key",
type=base.unicode_decoder,
action="append",
dest="keys",
help=_(u"data key to filter"),
)
def removePrefix(self, key):
return key[7:] if key.startswith(u"pubsub#") else key
def filterKey(self, key):
return any((key == k or key == u"pubsub#" + k) for k in self.args.keys)
def psNodeConfigurationGetCb(self, config_dict):
key_filter = (lambda k: True) if not self.args.keys else self.filterKey
config_dict = {
self.removePrefix(k): v for k, v in config_dict.iteritems() if key_filter(k)
}
self.output(config_dict)
self.host.quit()
def psNodeConfigurationGetEb(self, failure_):
self.disp(
u"can't get node configuration: {reason}".format(reason=failure_), error=True
)
self.host.quit(C.EXIT_BRIDGE_ERRBACK)
def start(self):
self.host.bridge.psNodeConfigurationGet(
self.args.service,
self.args.node,
self.profile,
callback=self.psNodeConfigurationGetCb,
errback=self.psNodeConfigurationGetEb,
)
class NodeCreate(base.CommandBase):
def __init__(self, host):
base.CommandBase.__init__(
self,
host,
"create",
use_output=C.OUTPUT_DICT,
use_pubsub=True,
pubsub_flags={C.NODE},
use_verbose=True,
help=_(u"create a node"),
)
self.need_loop = True
def add_parser_options(self):
self.parser.add_argument(
"-f",
"--field",
type=base.unicode_decoder,
action="append",
nargs=2,
dest="fields",
default=[],
metavar=(u"KEY", u"VALUE"),
help=_(u"configuration field to set"),
)
self.parser.add_argument(
"-F",
"--full-prefix",
action="store_true",
help=_(u'don\'t prepend "pubsub#" prefix to field names'),
)
def psNodeCreateCb(self, node_id):
if self.host.verbosity:
announce = _(u"node created successfully: ")
else:
announce = u""
self.disp(announce + node_id)
self.host.quit()
def psNodeCreateEb(self, failure_):
self.disp(u"can't create: {reason}".format(reason=failure_), error=True)
self.host.quit(C.EXIT_BRIDGE_ERRBACK)
def start(self):
if not self.args.full_prefix:
options = {u"pubsub#" + k: v for k, v in self.args.fields}
else:
options = dict(self.args.fields)
self.host.bridge.psNodeCreate(
self.args.service,
self.args.node,
options,
self.profile,
callback=self.psNodeCreateCb,
errback=partial(
self.errback,
msg=_(u"can't create node: {}"),
exit_code=C.EXIT_BRIDGE_ERRBACK,
),
)
class NodeDelete(base.CommandBase):
def __init__(self, host):
base.CommandBase.__init__(
self,
host,
"delete",
use_pubsub=True,
pubsub_flags={C.NODE},
help=_(u"delete a node"),
)
self.need_loop = True
def add_parser_options(self):
self.parser.add_argument(
"-f",
"--force",
action="store_true",
help=_(u"delete node without confirmation"),
)
def psNodeDeleteCb(self):
self.disp(_(u"node [{node}] deleted successfully").format(node=self.args.node))
self.host.quit()
def start(self):
if not self.args.force:
if not self.args.service:
message = _(u"Are you sure to delete pep node [{node_id}] ?").format(
node_id=self.args.node
)
else:
message = _(
u"Are you sure to delete node [{node_id}] on service [{service}] ?"
).format(node_id=self.args.node, service=self.args.service)
self.host.confirmOrQuit(message, _(u"node deletion cancelled"))
self.host.bridge.psNodeDelete(
self.args.service,
self.args.node,
self.profile,
callback=self.psNodeDeleteCb,
errback=partial(
self.errback,
msg=_(u"can't delete node: {}"),
exit_code=C.EXIT_BRIDGE_ERRBACK,
),
)
class NodeSet(base.CommandBase):
def __init__(self, host):
base.CommandBase.__init__(
self,
host,
"set",
use_output=C.OUTPUT_DICT,
use_pubsub=True,
pubsub_flags={C.NODE},
use_verbose=True,
help=_(u"set node configuration"),
)
self.need_loop = True
def add_parser_options(self):
self.parser.add_argument(
"-f",
"--field",
type=base.unicode_decoder,
action="append",
nargs=2,
dest="fields",
required=True,
metavar=(u"KEY", u"VALUE"),
help=_(u"configuration field to set (required)"),
)
def psNodeConfigurationSetCb(self):
self.disp(_(u"node configuration successful"), 1)
self.host.quit()
def psNodeConfigurationSetEb(self, failure_):
self.disp(
u"can't set node configuration: {reason}".format(reason=failure_), error=True
)
self.host.quit(C.EXIT_BRIDGE_ERRBACK)
def getKeyName(self, k):
if not k.startswith(u"pubsub#"):
return u"pubsub#" + k
else:
return k
def start(self):
self.host.bridge.psNodeConfigurationSet(
self.args.service,
self.args.node,
{self.getKeyName(k): v for k, v in self.args.fields},
self.profile,
callback=self.psNodeConfigurationSetCb,
errback=self.psNodeConfigurationSetEb,
)
class NodeAffiliationsGet(base.CommandBase):
def __init__(self, host):
base.CommandBase.__init__(
self,
host,
"get",
use_output=C.OUTPUT_DICT,
use_pubsub=True,
pubsub_flags={C.NODE},
help=_(u"retrieve node affiliations (for node owner)"),
)
self.need_loop = True
def add_parser_options(self):
pass
def psNodeAffiliationsGetCb(self, affiliations):
self.output(affiliations)
self.host.quit()
def psNodeAffiliationsGetEb(self, failure_):
self.disp(
u"can't get node affiliations: {reason}".format(reason=failure_), error=True
)
self.host.quit(C.EXIT_BRIDGE_ERRBACK)
def start(self):
self.host.bridge.psNodeAffiliationsGet(
self.args.service,
self.args.node,
self.profile,
callback=self.psNodeAffiliationsGetCb,
errback=self.psNodeAffiliationsGetEb,
)
class NodeAffiliationsSet(base.CommandBase):
def __init__(self, host):
base.CommandBase.__init__(
self,
host,
"set",
use_pubsub=True,
pubsub_flags={C.NODE},
use_verbose=True,
help=_(u"set affiliations (for node owner)"),
)
self.need_loop = True
def add_parser_options(self):
# XXX: we use optional argument syntax for a required one because list of list of 2 elements
# (uses to construct dicts) don't work with positional arguments
self.parser.add_argument(
"-a",
"--affiliation",
dest="affiliations",
metavar=("JID", "AFFILIATION"),
required=True,
type=base.unicode_decoder,
action="append",
nargs=2,
help=_(u"entity/affiliation couple(s)"),
)
def psNodeAffiliationsSetCb(self):
self.disp(_(u"affiliations have been set"), 1)
self.host.quit()
def psNodeAffiliationsSetEb(self, failure_):
self.disp(
u"can't set node affiliations: {reason}".format(reason=failure_), error=True
)
self.host.quit(C.EXIT_BRIDGE_ERRBACK)
def start(self):
affiliations = dict(self.args.affiliations)
self.host.bridge.psNodeAffiliationsSet(
self.args.service,
self.args.node,
affiliations,
self.profile,
callback=self.psNodeAffiliationsSetCb,
errback=self.psNodeAffiliationsSetEb,
)
class NodeAffiliations(base.CommandBase):
subcommands = (NodeAffiliationsGet, NodeAffiliationsSet)
def __init__(self, host):
super(NodeAffiliations, self).__init__(
host,
"affiliations",
use_profile=False,
help=_(u"set or retrieve node affiliations"),
)
class NodeSubscriptionsGet(base.CommandBase):
def __init__(self, host):
base.CommandBase.__init__(
self,
host,
"get",
use_output=C.OUTPUT_DICT,
use_pubsub=True,
pubsub_flags={C.NODE},
help=_(u"retrieve node subscriptions (for node owner)"),
)
self.need_loop = True
def add_parser_options(self):
pass
def psNodeSubscriptionsGetCb(self, subscriptions):
self.output(subscriptions)
self.host.quit()
def psNodeSubscriptionsGetEb(self, failure_):
self.disp(
u"can't get node subscriptions: {reason}".format(reason=failure_), error=True
)
self.host.quit(C.EXIT_BRIDGE_ERRBACK)
def start(self):
self.host.bridge.psNodeSubscriptionsGet(
self.args.service,
self.args.node,
self.profile,
callback=self.psNodeSubscriptionsGetCb,
errback=self.psNodeSubscriptionsGetEb,
)
class StoreSubscriptionAction(argparse.Action):
"""Action which handle subscription parameter for owner
list is given by pairs: jid and subscription state
if subscription state is not specified, it default to "subscribed"
"""
def __call__(self, parser, namespace, values, option_string):
dest_dict = getattr(namespace, self.dest)
while values:
jid_s = values.pop(0)
try:
subscription = values.pop(0)
except IndexError:
subscription = "subscribed"
if subscription not in ALLOWED_SUBSCRIPTIONS_OWNER:
parser.error(
_(u"subscription must be one of {}").format(
u", ".join(ALLOWED_SUBSCRIPTIONS_OWNER)
)
)
dest_dict[jid_s] = subscription
class NodeSubscriptionsSet(base.CommandBase):
def __init__(self, host):
base.CommandBase.__init__(
self,
host,
"set",
use_pubsub=True,
pubsub_flags={C.NODE},
use_verbose=True,
help=_(u"set/modify subscriptions (for node owner)"),
)
self.need_loop = True
def add_parser_options(self):
# XXX: we use optional argument syntax for a required one because list of list of 2 elements
# (uses to construct dicts) don't work with positional arguments
self.parser.add_argument(
"-S",
"--subscription",
dest="subscriptions",
default={},
nargs="+",
metavar=("JID [SUSBSCRIPTION]"),
required=True,
type=base.unicode_decoder,
action=StoreSubscriptionAction,
help=_(u"entity/subscription couple(s)"),
)
def psNodeSubscriptionsSetCb(self):
self.disp(_(u"subscriptions have been set"), 1)
self.host.quit()
def psNodeSubscriptionsSetEb(self, failure_):
self.disp(
u"can't set node subscriptions: {reason}".format(reason=failure_), error=True
)
self.host.quit(C.EXIT_BRIDGE_ERRBACK)
def start(self):
self.host.bridge.psNodeSubscriptionsSet(
self.args.service,
self.args.node,
self.args.subscriptions,
self.profile,
callback=self.psNodeSubscriptionsSetCb,
errback=self.psNodeSubscriptionsSetEb,
)
class NodeSubscriptions(base.CommandBase):
subcommands = (NodeSubscriptionsGet, NodeSubscriptionsSet)
def __init__(self, host):
super(NodeSubscriptions, self).__init__(
host,
"subscriptions",
use_profile=False,
help=_(u"get or modify node subscriptions"),
)
class NodeSchemaSet(base.CommandBase):
def __init__(self, host):
base.CommandBase.__init__(
self,
host,
"set",
use_pubsub=True,
pubsub_flags={C.NODE},
use_verbose=True,
help=_(u"set/replace a schema"),
)
self.need_loop = True
def add_parser_options(self):
self.parser.add_argument("schema", help=_(u"schema to set (must be XML)"))
def psSchemaSetCb(self):
self.disp(_(u"schema has been set"), 1)
self.host.quit()
def start(self):
self.host.bridge.psSchemaSet(
self.args.service,
self.args.node,
self.args.schema,
self.profile,
callback=self.psSchemaSetCb,
errback=partial(
self.errback,
msg=_(u"can't set schema: {}"),
exit_code=C.EXIT_BRIDGE_ERRBACK,
),
)
class NodeSchemaEdit(base.CommandBase, common.BaseEdit):
use_items = False
def __init__(self, host):
base.CommandBase.__init__(
self,
host,
"edit",
use_pubsub=True,
pubsub_flags={C.NODE},
use_draft=True,
use_verbose=True,
help=_(u"edit a schema"),
)
common.BaseEdit.__init__(self, self.host, PUBSUB_SCHEMA_TMP_DIR)
self.need_loop = True
def add_parser_options(self):
pass
def psSchemaSetCb(self):
self.disp(_(u"schema has been set"), 1)
self.host.quit()
def publish(self, schema):
self.host.bridge.psSchemaSet(
self.args.service,
self.args.node,
schema,
self.profile,
callback=self.psSchemaSetCb,
errback=partial(
self.errback,
msg=_(u"can't set schema: {}"),
exit_code=C.EXIT_BRIDGE_ERRBACK,
),
)
def psSchemaGetCb(self, schema):
try:
from lxml import etree
except ImportError:
self.disp(
u'lxml module must be installed to use edit, please install it with "pip install lxml"',
error=True,
)
self.host.quit(1)
content_file_obj, content_file_path = self.getTmpFile()
schema = schema.strip()
if schema:
parser = etree.XMLParser(remove_blank_text=True)
schema_elt = etree.fromstring(schema, parser)
content_file_obj.write(
etree.tostring(schema_elt, encoding="utf-8", pretty_print=True)
)
content_file_obj.seek(0)
self.runEditor("pubsub_schema_editor_args", content_file_path, content_file_obj)
def start(self):
self.host.bridge.psSchemaGet(
self.args.service,
self.args.node,
self.profile,
callback=self.psSchemaGetCb,
errback=partial(
self.errback,
msg=_(u"can't edit schema: {}"),
exit_code=C.EXIT_BRIDGE_ERRBACK,
),
)
class NodeSchemaGet(base.CommandBase):
def __init__(self, host):
base.CommandBase.__init__(
self,
host,
"get",
use_output=C.OUTPUT_XML,
use_pubsub=True,
pubsub_flags={C.NODE},
use_verbose=True,
help=_(u"get schema"),
)
self.need_loop = True
def add_parser_options(self):
pass
def psSchemaGetCb(self, schema):
if not schema:
self.disp(_(u"no schema found"), 1)
self.host.quit(1)
self.output(schema)
self.host.quit()
def start(self):
self.host.bridge.psSchemaGet(
self.args.service,
self.args.node,
self.profile,
callback=self.psSchemaGetCb,
errback=partial(
self.errback,
msg=_(u"can't get schema: {}"),
exit_code=C.EXIT_BRIDGE_ERRBACK,
),
)
class NodeSchema(base.CommandBase):
subcommands = (NodeSchemaSet, NodeSchemaEdit, NodeSchemaGet)
def __init__(self, host):
super(NodeSchema, self).__init__(
host, "schema", use_profile=False, help=_(u"data schema manipulation")
)
class Node(base.CommandBase):
subcommands = (
NodeInfo,
NodeCreate,
NodeDelete,
NodeSet,
NodeAffiliations,
NodeSubscriptions,
NodeSchema,
)
def __init__(self, host):
super(Node, self).__init__(
host, "node", use_profile=False, help=_("node handling")
)
class Set(base.CommandBase):
def __init__(self, host):
base.CommandBase.__init__(
self,
host,
"set",
use_pubsub=True,
pubsub_flags={C.NODE},
help=_(u"publish a new item or update an existing one"),
)
self.need_loop = True
def add_parser_options(self):
self.parser.add_argument(
"item",
type=base.unicode_decoder,
nargs="?",
default=u"",
help=_(u"id, URL of the item to update, keyword, or nothing for new item"),
)
def psItemsSendCb(self, published_id):
if published_id:
self.disp(u"Item published at {pub_id}".format(pub_id=published_id))
else:
self.disp(u"Item published")
self.host.quit(C.EXIT_OK)
def start(self):
try:
from lxml import etree
except ImportError:
self.disp(
u'lxml module must be installed to use edit, please install it with "pip install lxml"',
error=True,
)
self.host.quit(1)
try:
element = etree.parse(sys.stdin).getroot()
except Exception as e:
self.parser.error(
_(u"Can't parse the payload XML in input: {msg}").format(msg=e)
)
if element.tag in ("item", "{http://jabber.org/protocol/pubsub}item"):
if len(element) > 1:
self.parser.error(
_(u"<item> can only have one child element (the payload)")
)
element = element[0]
payload = etree.tostring(element, encoding="unicode")
self.host.bridge.psItemSend(
self.args.service,
self.args.node,
payload,
self.args.item,
{},
self.profile,
callback=self.psItemsSendCb,
errback=partial(
self.errback,
msg=_(u"can't send item: {}"),
exit_code=C.EXIT_BRIDGE_ERRBACK,
),
)
class Get(base.CommandBase):
def __init__(self, host):
base.CommandBase.__init__(
self,
host,
"get",
use_output=C.OUTPUT_LIST_XML,
use_pubsub=True,
pubsub_flags={C.NODE, C.MULTI_ITEMS},
help=_(u"get pubsub item(s)"),
)
self.need_loop = True
def add_parser_options(self):
self.parser.add_argument(
"-S",
"--sub-id",
type=base.unicode_decoder,
default=u"",
help=_(u"subscription id"),
)
#  TODO: a key(s) argument to select keys to display
# TODO: add MAM filters
def psItemsGetCb(self, ps_result):
self.output(ps_result[0])
self.host.quit(C.EXIT_OK)
def psItemsGetEb(self, failure_):
self.disp(u"can't get pubsub items: {reason}".format(reason=failure_), error=True)
self.host.quit(C.EXIT_BRIDGE_ERRBACK)
def start(self):
self.host.bridge.psItemsGet(
self.args.service,
self.args.node,
self.args.max,
self.args.items,
self.args.sub_id,
{},
self.profile,
callback=self.psItemsGetCb,
errback=self.psItemsGetEb,
)
class Delete(base.CommandBase):
def __init__(self, host):
base.CommandBase.__init__(
self,
host,
"delete",
use_pubsub=True,
pubsub_flags={C.NODE, C.SINGLE_ITEM},
help=_(u"delete an item"),
)
self.need_loop = True
def add_parser_options(self):
self.parser.add_argument(
"-f", "--force", action="store_true", help=_(u"delete without confirmation")
)
self.parser.add_argument(
"-N", "--notify", action="store_true", help=_(u"notify deletion")
)
def psItemsDeleteCb(self):
self.disp(_(u"item {item_id} has been deleted").format(item_id=self.args.item))
self.host.quit(C.EXIT_OK)
def start(self):
if not self.args.item:
self.parser.error(_(u"You need to specify an item to delete"))
if not self.args.force:
message = _(u"Are you sure to delete item {item_id} ?").format(
item_id=self.args.item
)
self.host.confirmOrQuit(message, _(u"item deletion cancelled"))
self.host.bridge.psRetractItem(
self.args.service,
self.args.node,
self.args.item,
self.args.notify,
self.profile,
callback=self.psItemsDeleteCb,
errback=partial(
self.errback,
msg=_(u"can't delete item: {}"),
exit_code=C.EXIT_BRIDGE_ERRBACK,
),
)
class Edit(base.CommandBase, common.BaseEdit):
def __init__(self, host):
base.CommandBase.__init__(
self,
host,
"edit",
use_verbose=True,
use_pubsub=True,
pubsub_flags={C.NODE, C.SINGLE_ITEM},
use_draft=True,
help=_(u"edit an existing or new pubsub item"),
)
common.BaseEdit.__init__(self, self.host, PUBSUB_TMP_DIR)
def add_parser_options(self):
pass
def edit(self, content_file_path, content_file_obj):
# we launch editor
self.runEditor("pubsub_editor_args", content_file_path, content_file_obj)
def publish(self, content):
published_id = self.host.bridge.psItemSend(
self.pubsub_service,
self.pubsub_node,
content,
self.pubsub_item or "",
{},
self.profile,
)
if published_id:
self.disp(u"Item published at {pub_id}".format(pub_id=published_id))
else:
self.disp(u"Item published")
def getItemData(self, service, node, item):
try:
from lxml import etree
except ImportError:
self.disp(
u'lxml module must be installed to use edit, please install it with "pip install lxml"',
error=True,
)
self.host.quit(1)
items = [item] if item is not None else []
item_raw = self.host.bridge.psItemsGet(
service, node, 1, items, "", {}, self.profile
)[0][0]
parser = etree.XMLParser(remove_blank_text=True)
item_elt = etree.fromstring(item_raw, parser)
item_id = item_elt.get("id")
try:
payload = item_elt[0]
except IndexError:
self.disp(_(u"Item has not payload"), 1)
return u""
return etree.tostring(payload, encoding="unicode", pretty_print=True), item_id
def start(self):
self.pubsub_service, self.pubsub_node, self.pubsub_item, content_file_path, content_file_obj = (
self.getItemPath()
)
self.edit(content_file_path, content_file_obj)
class Subscribe(base.CommandBase):
def __init__(self, host):
base.CommandBase.__init__(
self,
host,
"subscribe",
use_pubsub=True,
pubsub_flags={C.NODE},
use_verbose=True,
help=_(u"subscribe to a node"),
)
self.need_loop = True
def add_parser_options(self):
pass
def psSubscribeCb(self, sub_id):
self.disp(_(u"subscription done"), 1)
if sub_id:
self.disp(_(u"subscription id: {sub_id}").format(sub_id=sub_id))
self.host.quit()
def start(self):
self.host.bridge.psSubscribe(
self.args.service,
self.args.node,
{},
self.profile,
callback=self.psSubscribeCb,
errback=partial(
self.errback,
msg=_(u"can't subscribe to node: {}"),
exit_code=C.EXIT_BRIDGE_ERRBACK,
),
)
class Unsubscribe(base.CommandBase):
# TODO: voir pourquoi NodeNotFound sur subscribe juste après unsubscribe
def __init__(self, host):
base.CommandBase.__init__(
self,
host,
"unsubscribe",
use_pubsub=True,
pubsub_flags={C.NODE},
use_verbose=True,
help=_(u"unsubscribe from a node"),
)
self.need_loop = True
def add_parser_options(self):
pass
def psUnsubscribeCb(self):
self.disp(_(u"subscription removed"), 1)
self.host.quit()
def start(self):
self.host.bridge.psUnsubscribe(
self.args.service,
self.args.node,
self.profile,
callback=self.psUnsubscribeCb,
errback=partial(
self.errback,
msg=_(u"can't unsubscribe from node: {}"),
exit_code=C.EXIT_BRIDGE_ERRBACK,
),
)
class Subscriptions(base.CommandBase):
def __init__(self, host):
base.CommandBase.__init__(
self,
host,
"subscriptions",
use_output=C.OUTPUT_LIST_DICT,
use_pubsub=True,
help=_(u"retrieve all subscriptions on a service"),
)
self.need_loop = True
def add_parser_options(self):
pass
def psSubscriptionsGetCb(self, subscriptions):
self.output(subscriptions)
self.host.quit()
def start(self):
self.host.bridge.psSubscriptionsGet(
self.args.service,
self.args.node,
self.profile,
callback=self.psSubscriptionsGetCb,
errback=partial(
self.errback,
msg=_(u"can't retrieve subscriptions: {}"),
exit_code=C.EXIT_BRIDGE_ERRBACK,
),
)
class Affiliations(base.CommandBase):
def __init__(self, host):
base.CommandBase.__init__(
self,
host,
"affiliations",
use_output=C.OUTPUT_DICT,
use_pubsub=True,
help=_(u"retrieve all affiliations on a service"),
)
self.need_loop = True
def add_parser_options(self):
pass
def psAffiliationsGetCb(self, affiliations):
self.output(affiliations)
self.host.quit()
def psAffiliationsGetEb(self, failure_):
self.disp(
u"can't get node affiliations: {reason}".format(reason=failure_), error=True
)
self.host.quit(C.EXIT_BRIDGE_ERRBACK)
def start(self):
self.host.bridge.psAffiliationsGet(
self.args.service,
self.args.node,
self.profile,
callback=self.psAffiliationsGetCb,
errback=self.psAffiliationsGetEb,
)
class Search(base.CommandBase):
"""this command to a search without using MAM, i.e. by checking every items if dound by itself, so it may be heavy in resources both for server and client"""
RE_FLAGS = re.MULTILINE | re.UNICODE
EXEC_ACTIONS = (u"exec", u"external")
def __init__(self, host):
base.CommandBase.__init__(
self,
host,
"search",
use_output=C.OUTPUT_XML,
use_pubsub=True,
pubsub_flags={C.MULTI_ITEMS, C.NO_MAX},
use_verbose=True,
help=_(u"search items corresponding to filters"),
)
self.need_loop = True
@property
def etree(self):
"""load lxml.etree only if needed"""
if self._etree is None:
from lxml import etree
self._etree = etree
return self._etree
def filter_opt(self, value, type_):
value = base.unicode_decoder(value)
return (type_, value)
def filter_flag(self, value, type_):
value = C.bool(value)
return (type_, value)
def add_parser_options(self):
self.parser.add_argument(
"-D",
"--max-depth",
type=int,
default=0,
help=_(
u"maximum depth of recursion (will search linked nodes if > 0, default: 0)"
),
)
self.parser.add_argument(
"-m",
"--max",
type=int,
default=30,
help=_(
u"maximum number of items to get per node ({} to get all items, default: 30)".format(
C.NO_LIMIT
)
),
)
self.parser.add_argument(
"-N",
"--namespace",
action="append",
nargs=2,
default=[],
metavar="NAME NAMESPACE",
help=_(u"namespace to use for xpath"),
)
# filters
filter_text = partial(self.filter_opt, type_=u"text")
filter_re = partial(self.filter_opt, type_=u"regex")
filter_xpath = partial(self.filter_opt, type_=u"xpath")
filter_python = partial(self.filter_opt, type_=u"python")
filters = self.parser.add_argument_group(
_(u"filters"),
_(u"only items corresponding to following filters will be kept"),
)
filters.add_argument(
"-t",
"--text",
action="append",
dest="filters",
type=filter_text,
metavar="TEXT",
help=_(u"full text filter, item must contain this string (XML included)"),
)
filters.add_argument(
"-r",
"--regex",
action="append",
dest="filters",
type=filter_re,
metavar="EXPRESSION",
help=_(u"like --text but using a regular expression"),
)
filters.add_argument(
"-x",
"--xpath",
action="append",
dest="filters",
type=filter_xpath,
metavar="XPATH",
help=_(u"filter items which has elements matching this xpath"),
)
filters.add_argument(
"-P",
"--python",
action="append",
dest="filters",
type=filter_python,
metavar="PYTHON_CODE",
help=_(
u'Python expression which much return a bool (True to keep item, False to reject it). "item" is raw text item, "item_xml" is lxml\'s etree.Element'
),
)
# filters flags
flag_case = partial(self.filter_flag, type_=u"ignore-case")
flag_invert = partial(self.filter_flag, type_=u"invert")
flag_dotall = partial(self.filter_flag, type_=u"dotall")
flag_matching = partial(self.filter_flag, type_=u"only-matching")
flags = self.parser.add_argument_group(
_(u"filters flags"),
_(u"filters modifiers (change behaviour of following filters)"),
)
flags.add_argument(
"-C",
"--ignore-case",
action="append",
dest="filters",
type=flag_case,
const=("ignore-case", True),
nargs="?",
metavar="BOOLEAN",
help=_(u"(don't) ignore case in following filters (default: case sensitive)"),
)
flags.add_argument(
"-I",
"--invert",
action="append",
dest="filters",
type=flag_invert,
const=("invert", True),
nargs="?",
metavar="BOOLEAN",
help=_(u"(don't) invert effect of following filters (default: don't invert)"),
)
flags.add_argument(
"-A",
"--dot-all",
action="append",
dest="filters",
type=flag_dotall,
const=("dotall", True),
nargs="?",
metavar="BOOLEAN",
help=_(u"(don't) use DOTALL option for regex (default: don't use)"),
)
flags.add_argument(
"-o",
"--only-matching",
action="append",
dest="filters",
type=flag_matching,
const=("only-matching", True),
nargs="?",
metavar="BOOLEAN",
help=_(u"keep only the matching part of the item"),
)
# action
self.parser.add_argument(
"action",
default="print",
nargs="?",
choices=("print", "exec", "external"),
help=_(u"action to do on found items (default: print)"),
)
self.parser.add_argument("command", nargs=argparse.REMAINDER)
def psItemsGetEb(self, failure_, service, node):
self.disp(
u"can't get pubsub items at {service} (node: {node}): {reason}".format(
service=service, node=node, reason=failure_
),
error=True,
)
self.to_get -= 1
def getItems(self, depth, service, node, items):
search = partial(self.search, depth=depth)
errback = partial(self.psItemsGetEb, service=service, node=node)
self.host.bridge.psItemsGet(
service,
node,
self.args.max,
items,
"",
{},
self.profile,
callback=search,
errback=errback,
)
self.to_get += 1
def _checkPubsubURL(self, match, found_nodes):
"""check that the matched URL is an xmpp: one
@param found_nodes(list[unicode]): found_nodes
this list will be filled while xmpp: URIs are discovered
"""
url = match.group(0)
if url.startswith(u"xmpp"):
try:
url_data = uri.parseXMPPUri(url)
except ValueError:
return
if url_data[u"type"] == u"pubsub":
found_node = {u"service": url_data[u"path"], u"node": url_data[u"node"]}
if u"item" in url_data:
found_node[u"item"] = url_data[u"item"]
found_nodes.append(found_node)
def getSubNodes(self, item, depth):
"""look for pubsub URIs in item, and getItems on the linked nodes"""
found_nodes = []
checkURI = partial(self._checkPubsubURL, found_nodes=found_nodes)
strings.RE_URL.sub(checkURI, item)
for data in found_nodes:
self.getItems(
depth + 1,
data[u"service"],
data[u"node"],
[data[u"item"]] if u"item" in data else [],
)
def parseXml(self, item):
try:
return self.etree.fromstring(item)
except self.etree.XMLSyntaxError:
self.disp(
_(
u"item doesn't looks like XML, you have probably used --only-matching somewhere before and we have no more XML"
),
error=True,
)
self.host.quit(C.EXIT_BAD_ARG)
def filter(self, item):
"""apply filters given on command line
if only-matching is used, item may be modified
@return (tuple[bool, unicode]): a tuple with:
- keep: True if item passed the filters
- item: it is returned in case of modifications
"""
ignore_case = False
invert = False
dotall = False
only_matching = False
item_xml = None
for type_, value in self.args.filters:
keep = True
## filters
if type_ == u"text":
if ignore_case:
if value.lower() not in item.lower():
keep = False
else:
if value not in item:
keep = False
if keep and only_matching:
# doesn't really make sens to keep a fixed string
# so we raise an error
self.host.disp(
_(
u"--only-matching used with fixed --text string, are you sure?"
),
error=True,
)
self.host.quit(C.EXIT_BAD_ARG)
elif type_ == u"regex":
flags = self.RE_FLAGS
if ignore_case:
flags |= re.IGNORECASE
if dotall:
flags |= re.DOTALL
match = re.search(value, item, flags)
keep = match != None
if keep and only_matching:
item = match.group()
item_xml = None
elif type_ == u"xpath":
if item_xml is None:
item_xml = self.parseXml(item)
try:
elts = item_xml.xpath(value, namespaces=self.args.namespace)
except self.etree.XPathEvalError as e:
self.disp(
_(u"can't use xpath: {reason}").format(reason=e), error=True
)
self.host.quit(C.EXIT_BAD_ARG)
keep = bool(elts)
if keep and only_matching:
item_xml = elts[0]
try:
item = self.etree.tostring(item_xml, encoding="unicode")
except TypeError:
# we have a string only, not an element
item = unicode(item_xml)
item_xml = None
elif type_ == u"python":
if item_xml is None:
item_xml = self.parseXml(item)
cmd_ns = {u"item": item, u"item_xml": item_xml}
try:
keep = eval(value, cmd_ns)
except SyntaxError as e:
self.disp(unicode(e), error=True)
self.host.quit(C.EXIT_BAD_ARG)
## flags
elif type_ == u"ignore-case":
ignore_case = value
elif type_ == u"invert":
invert = value
#  we need to continue, else loop would end here
continue
elif type_ == u"dotall":
dotall = value
elif type_ == u"only-matching":
only_matching = value
else:
raise exceptions.InternalError(
_(u"unknown filter type {type}").format(type=type_)
)
if invert:
keep = not keep
if not keep:
return False, item
return True, item
def doItemAction(self, item, metadata):
"""called when item has been kepts and the action need to be done
@param item(unicode): accepted item
"""
action = self.args.action
if action == u"print" or self.host.verbosity > 0:
try:
self.output(item)
except self.etree.XMLSyntaxError:
# item is not valid XML, but a string
# can happen when --only-matching is used
self.disp(item)
if action in self.EXEC_ACTIONS:
item_elt = self.parseXml(item)
if action == u"exec":
use = {
"service": metadata[u"service"],
"node": metadata[u"node"],
"item": item_elt.get("id"),
"profile": self.profile,
}
# we need to send a copy of self.args.command
# else it would be modified
parser_args, use_args = arg_tools.get_use_args(
self.host, self.args.command, use, verbose=self.host.verbosity > 1
)
cmd_args = sys.argv[0:1] + parser_args + use_args
else:
cmd_args = self.args.command
self.disp(
u"COMMAND: {command}".format(
command=u" ".join([arg_tools.escape(a) for a in cmd_args])
),
2,
)
if action == u"exec":
ret = subprocess.call(cmd_args)
else:
p = subprocess.Popen(cmd_args, stdin=subprocess.PIPE)
p.communicate(item.encode("utf-8"))
ret = p.wait()
if ret != 0:
self.disp(
A.color(
C.A_FAILURE,
_(u"executed command failed with exit code {code}").format(
code=ret
),
)
)
def search(self, items_data, depth):
"""callback of getItems
this method filters items, get sub nodes if needed,
do the requested action, and exit the command when everything is done
@param items_data(tuple): result of getItems
@param depth(int): current depth level
0 for first node, 1 for first children, and so on
"""
items, metadata = items_data
for item in items:
if depth < self.args.max_depth:
self.getSubNodes(item, depth)
keep, item = self.filter(item)
if not keep:
continue
self.doItemAction(item, metadata)
#  we check if we got all getItems results
self.to_get -= 1
if self.to_get == 0:
# yes, we can quit
self.host.quit()
assert self.to_get > 0
def start(self):
if self.args.command:
if self.args.action not in self.EXEC_ACTIONS:
self.parser.error(
_(u"Command can only be used with {actions} actions").format(
actions=u", ".join(self.EXEC_ACTIONS)
)
)
else:
if self.args.action in self.EXEC_ACTIONS:
self.parser.error(_(u"you need to specify a command to execute"))
if not self.args.node:
# TODO: handle get service affiliations when node is not set
self.parser.error(_(u"empty node is not handled yet"))
# to_get is increased on each get and decreased on each answer
# when it reach 0 again, the command is finished
self.to_get = 0
self._etree = None
if self.args.filters is None:
self.args.filters = []
self.args.namespace = dict(
self.args.namespace + [("pubsub", "http://jabber.org/protocol/pubsub")]
)
self.getItems(0, self.args.service, self.args.node, self.args.items)
class Uri(base.CommandBase):
def __init__(self, host):
base.CommandBase.__init__(
self,
host,
"uri",
use_profile=False,
use_pubsub=True,
pubsub_flags={C.NODE, C.SINGLE_ITEM},
help=_(u"build URI"),
)
self.need_loop = True
def add_parser_options(self):
self.parser.add_argument(
"-p",
"--profile",
type=base.unicode_decoder,
default=C.PROF_KEY_DEFAULT,
help=_(u"profile (used when no server is specified)"),
)
def display_uri(self, jid_):
uri_args = {}
if not self.args.service:
self.args.service = jid.JID(jid_).bare
for key in ("node", "service", "item"):
value = getattr(self.args, key)
if key == "service":
key = "path"
if value:
uri_args[key] = value
self.disp(uri.buildXMPPUri(u"pubsub", **uri_args))
self.host.quit()
def start(self):
if not self.args.service:
self.host.bridge.asyncGetParamA(
u"JabberID",
u"Connection",
profile_key=self.args.profile,
callback=self.display_uri,
errback=partial(
self.errback,
msg=_(u"can't retrieve jid: {}"),
exit_code=C.EXIT_BRIDGE_ERRBACK,
),
)
else:
self.display_uri(None)
class HookCreate(base.CommandBase):
def __init__(self, host):
base.CommandBase.__init__(
self,
host,
"create",
use_pubsub=True,
pubsub_flags={C.NODE},
help=_(u"create a Pubsub hook"),
)
self.need_loop = True
def add_parser_options(self):
self.parser.add_argument(
"-t",
"--type",
default=u"python",
choices=("python", "python_file", "python_code"),
help=_(u"hook type"),
)
self.parser.add_argument(
"-P",
"--persistent",
action="store_true",
help=_(u"make hook persistent across restarts"),
)
self.parser.add_argument(
"hook_arg",
type=base.unicode_decoder,
help=_(u"argument of the hook (depend of the type)"),
)
@staticmethod
def checkArgs(self):
if self.args.type == u"python_file":
self.args.hook_arg = os.path.abspath(self.args.hook_arg)
if not os.path.isfile(self.args.hook_arg):
self.parser.error(
_(u"{path} is not a file").format(path=self.args.hook_arg)
)
def start(self):
self.checkArgs(self)
self.host.bridge.psHookAdd(
self.args.service,
self.args.node,
self.args.type,
self.args.hook_arg,
self.args.persistent,
self.profile,
callback=self.host.quit,
errback=partial(
self.errback,
msg=_(u"can't create hook: {}"),
exit_code=C.EXIT_BRIDGE_ERRBACK,
),
)
class HookDelete(base.CommandBase):
def __init__(self, host):
base.CommandBase.__init__(
self,
host,
"delete",
use_pubsub=True,
pubsub_flags={C.NODE},
help=_(u"delete a Pubsub hook"),
)
self.need_loop = True
def add_parser_options(self):
self.parser.add_argument(
"-t",
"--type",
default=u"",
choices=("", "python", "python_file", "python_code"),
help=_(u"hook type to remove, empty to remove all (default: remove all)"),
)
self.parser.add_argument(
"-a",
"--arg",
dest="hook_arg",
type=base.unicode_decoder,
default=u"",
help=_(
u"argument of the hook to remove, empty to remove all (default: remove all)"
),
)
def psHookRemoveCb(self, nb_deleted):
self.disp(
_(u"{nb_deleted} hook(s) have been deleted").format(nb_deleted=nb_deleted)
)
self.host.quit()
def start(self):
HookCreate.checkArgs(self)
self.host.bridge.psHookRemove(
self.args.service,
self.args.node,
self.args.type,
self.args.hook_arg,
self.profile,
callback=self.psHookRemoveCb,
errback=partial(
self.errback,
msg=_(u"can't delete hook: {}"),
exit_code=C.EXIT_BRIDGE_ERRBACK,
),
)
class HookList(base.CommandBase):
def __init__(self, host):
base.CommandBase.__init__(
self,
host,
"list",
use_output=C.OUTPUT_LIST_DICT,
help=_(u"list hooks of a profile"),
)
self.need_loop = True
def add_parser_options(self):
pass
def psHookListCb(self, data):
if not data:
self.disp(_(u"No hook found."))
self.output(data)
self.host.quit()
def start(self):
self.host.bridge.psHookList(
self.profile,
callback=self.psHookListCb,
errback=partial(
self.errback,
msg=_(u"can't list hooks: {}"),
exit_code=C.EXIT_BRIDGE_ERRBACK,
),
)
class Hook(base.CommandBase):
subcommands = (HookCreate, HookDelete, HookList)
def __init__(self, host):
super(Hook, self).__init__(
host,
"hook",
use_profile=False,
use_verbose=True,
help=_("trigger action on Pubsub notifications"),
)
class Pubsub(base.CommandBase):
subcommands = (
Set,
Get,
Delete,
Edit,
Subscribe,
Unsubscribe,
Subscriptions,
Node,
Affiliations,
Search,
Hook,
Uri,
)
def __init__(self, host):
super(Pubsub, self).__init__(
host, "pubsub", use_profile=False, help=_("PubSub nodes/items management")
)