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113 lines
3.5 KiB
113 lines
3.5 KiB
--
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-- Copyright 2013-2015 SipWise Team <development@sipwise.com>
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--
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-- This program is free software: you can redistribute it and/or modify
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-- it under the terms of the GNU General Public License as published by
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-- the Free Software Foundation, either version 3 of the License, or
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-- (at your option) any later version.
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--
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-- This package is distributed in the hope that it will be useful,
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-- but WITHOUT ANY WARRANTY; without even the implied warranty of
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-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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-- GNU General Public License for more details.
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--
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-- You should have received a copy of the GNU General Public License
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-- along with this program. If not, see <http://www.gnu.org/licenses/>.
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-- .
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-- On Debian systems, the complete text of the GNU General
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-- Public License version 3 can be found in "/usr/share/common-licenses/GPL-3".
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--
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local utils = require 'ngcp.utils'
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local NGCPPrefs = require 'ngcp.pref'
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local NGCPXAvp = require 'ngcp.xavp'
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-- class NGCPPeerPrefs
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local NGCPPeerPrefs = utils.inheritsFrom(NGCPPrefs)
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NGCPPeerPrefs.__class__ = 'NGCPPeerPrefs'
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NGCPPeerPrefs.group = "peer_prefs"
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NGCPPeerPrefs.db_table = "peer_preferences"
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NGCPPeerPrefs.query = "SELECT * FROM %s WHERE uuid = '%s'"
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-- joins three tables:
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-- *kamailio.peer_preferences
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-- *provisioning.voip_preferences
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-- *provisioning.voip_preference_groups
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-- links peers attributes to the preferences list,
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-- to the preferences group id
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NGCPPeerPrefs.group_query = [[
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SELECT kp.*
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FROM kamailio.peer_preferences AS kp
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JOIN provisioning.voip_preferences AS vp
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ON vp.attribute = kp.attribute
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JOIN provisioning.voip_preference_groups AS vpg
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ON vpg.id = vp.voip_preference_groups_id
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WHERE kp.uuid = '%s' AND vpg.id = %s
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]]
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NGCPPeerPrefs.select_id_query = "SELECT id FROM provisioning.voip_preference_groups WHERE name = '%s'"
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-- luacheck: globals KSR
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function NGCPPeerPrefs:new(config)
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local instance = NGCPPeerPrefs:create()
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-- creates xavp usr
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instance:init(config)
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return instance
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end
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function NGCPPeerPrefs:clean(vtype)
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NGCPPrefs.clean(self, vtype)
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if not vtype then
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NGCPXAvp:new('callee', 'prefs'):clean()
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NGCPXAvp:new('caller', 'prefs'):clean()
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else
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NGCPXAvp:new(vtype, 'prefs'):clean()
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end
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end
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function NGCPPeerPrefs:get_pref_group_id(name)
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local con = assert(self.config:getDBConnection())
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local query = self.select_id_query:format(name)
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local cur = assert(con:execute(query))
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local row = cur:fetch({}, "a")
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cur:close()
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if row and row.id then
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return tonumber(row.id)
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end
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KSR.err(string.format("[NGCP] preference group '%s' not found\n", name))
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return nil
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end
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function NGCPPeerPrefs:load_group(level, uuid, group_id)
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local con = assert(self.config:getDBConnection())
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local query = self.group_query:format(uuid, group_id)
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local cur = assert(con:execute(query))
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return self:_set_xavp(level, cur, query)
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end
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function NGCPPeerPrefs:caller_load_group(uuid, name)
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local group_id = self:get_pref_group_id(name)
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if not group_id then
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KSR.err("[NGCP] Cannot load group '%s', skipping\n", name)
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return {}
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end
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if not uuid or uuid == '' then return {} end
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return self:load_group("caller", uuid, group_id)
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end
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function NGCPPeerPrefs:callee_load_group(uuid, name)
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local group_id = self:get_pref_group_id(name)
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if not group_id then
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KSR.err("[NGCP] Cannot load group '%s', skipping\n", name)
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return {}
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end
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if not uuid or uuid == '' then return {} end
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return self:load_group("callee", uuid, group_id)
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end
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-- class
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return NGCPPeerPrefs
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