prosody
342c46e62f50
tools/migration/migrator/jabberd14.lua

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tools/migration/migrator/jabberd14.lua @ 5233:342c46e62f50

mod_http_files: Return 404 faster if file does not exist
author Kim Alvefur <zash@zash.se>
date Tue, 11 Dec 2012 22:26:41 +0100
parent 5218:8350eaa3f3f3
child 7881:4e3067272fae
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
4417
33c149394dcb migrator/jabberd14: Support for reading jabberd14 spool files.
Waqas Hussain <waqas20@gmail.com>
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1
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2 local lfs = require "lfs";
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3 local st = require "util.stanza";
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4 local parse_xml = require "util.xml".parse;
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5 local os_getenv = os.getenv;
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6 local io_open = io.open;
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7 local assert = assert;
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8 local ipairs = ipairs;
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9 local coroutine = coroutine;
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10 local print = print;
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11
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12 module "jabberd14"
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13
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14 local function is_dir(path) return lfs.attributes(path, "mode") == "directory"; end
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15 local function is_file(path) return lfs.attributes(path, "mode") == "file"; end
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16 local function clean_path(path)
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17 return path:gsub("\\", "/"):gsub("//+", "/"):gsub("^~", os_getenv("HOME") or "~");
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18 end
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19
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20 local function load_xml(path)
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21 local f, err = io_open(path);
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22 if not f then return f, err; end
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23 local data = f:read("*a");
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24 f:close();
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25 if not data then return; end
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26 return parse_xml(data);
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27 end
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28
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29 local function load_spool_file(host, filename, path)
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30 local xml = load_xml(path);
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31 if not xml then return; end
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32
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33 local register_element = xml:get_child("query", "jabber:iq:register");
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34 local username_element = register_element and register_element:get_child("username", "jabber:iq:register");
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35 local password_element = register_element and register_element:get_child("password", "jabber:iq:auth");
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36 local username = username_element and username_element:get_text();
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37 local password = password_element and password_element:get_text();
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38 if not username then
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39 print("[warn] Missing /xdb/{jabber:iq:register}register/username> in file "..filename)
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40 return;
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41 elseif username..".xml" ~= filename then
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42 print("[warn] Missing /xdb/{jabber:iq:register}register/username does not match filename "..filename);
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43 return;
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44 end
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45
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46 local userdata = {
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47 user = username;
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48 host = host;
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49 stores = {};
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50 };
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51 local stores = userdata.stores;
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52 stores.accounts = { password = password };
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53
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54 for i=1,#xml.tags do
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55 local tag = xml.tags[i];
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56 local xname = (tag.attr.xmlns or "")..":"..tag.name;
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57 if tag.attr.j_private_flag == "1" and tag.attr.xmlns then
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58 -- Private XML
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59 stores.private = stores.private or {};
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60 tag.attr.j_private_flag = nil;
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61 stores.private[tag.attr.xmlns] = st.preserialize(tag);
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62 elseif xname == "jabber:iq:auth:password" then
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63 if stores.accounts.password ~= tag:get_text() then
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64 if password then
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65 print("[warn] conflicting passwords")
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66 else
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67 stores.accounts.password = tag:get_text();
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68 end
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69 end
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70 elseif xname == "jabber:iq:register:query" then
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71 -- already processed
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72 elseif xname == "jabber:xdb:nslist:foo" then
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73 -- ignore
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74 elseif xname == "jabber:iq:auth:0k:zerok" then
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75 -- ignore
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76 elseif xname == "jabber:iq:roster:query" then
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77 -- Roster
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78 local roster = {};
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79 local subscription_types = { from = true, to = true, both = true, none = true };
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80 for _,item_element in ipairs(tag.tags) do
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81 assert(item_element.name == "item");
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82 assert(item_element.attr.jid);
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83 assert(subscription_types[item_element.attr.subscription]);
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84 assert((item_element.attr.ask or "subscribe") == "subscribe")
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85 if item_element.name == "item" then
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86 local groups = {};
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87 for _,group_element in ipairs(item_element.tags) do
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88 assert(group_element.name == "group");
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89 groups[group_element:get_text()] = true;
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90 end
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91 local item = {
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92 name = item_element.attr.name;
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93 subscription = item_element.attr.subscription;
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94 ask = item_element.attr.ask;
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95 groups = groups;
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96 };
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97 roster[item_element.attr.jid] = item;
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98 end
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99 end
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100 stores.roster = roster;
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101 elseif xname == "jabber:iq:last:query" then
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102 -- Last activity
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103 elseif xname == "jabber:x:offline:foo" then
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104 -- Offline messages
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105 elseif xname == "vcard-temp:vCard" then
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106 -- vCards
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107 stores.vcard = st.preserialize(tag);
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108 else
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109 print("[warn] Unknown tag: "..xname);
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110 end
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111 end
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112 return userdata;
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113 end
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114
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115 local function loop_over_users(path, host, cb)
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116 for file in lfs.dir(path) do
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117 if file:match("%.xml$") then
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118 local user = load_spool_file(host, file, path.."/"..file);
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119 if user then cb(user); end
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120 end
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121 end
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122 end
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123 local function loop_over_hosts(path, cb)
33c149394dcb migrator/jabberd14: Support for reading jabberd14 spool files.
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124 for host in lfs.dir(path) do
33c149394dcb migrator/jabberd14: Support for reading jabberd14 spool files.
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125 if host ~= "." and host ~= ".." and is_dir(path.."/"..host) then
33c149394dcb migrator/jabberd14: Support for reading jabberd14 spool files.
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126 loop_over_users(path.."/"..host, host, cb);
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127 end
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128 end
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129 end
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130
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131 function reader(input)
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132 local path = clean_path(assert(input.path, "no input.path specified"));
33c149394dcb migrator/jabberd14: Support for reading jabberd14 spool files.
Waqas Hussain <waqas20@gmail.com>
parents:
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133 assert(is_dir(path), "input.path is not a directory");
33c149394dcb migrator/jabberd14: Support for reading jabberd14 spool files.
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parents:
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134
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135 if input.host then
33c149394dcb migrator/jabberd14: Support for reading jabberd14 spool files.
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136 return coroutine.wrap(function() loop_over_users(input.path, input.host, coroutine.yield) end);
33c149394dcb migrator/jabberd14: Support for reading jabberd14 spool files.
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137 else
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138 return coroutine.wrap(function() loop_over_hosts(input.path, coroutine.yield) end);
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139 end
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140 end
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141
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142 return _M;