tools/ejabberd2prosody.lua

   1 #!/usr/bin/env lua
   2 -- Prosody IM
   3 -- Copyright (C) 2008-2010 Matthew Wild
   4 -- Copyright (C) 2008-2010 Waqas Hussain
   5 --
   6 -- This project is MIT/X11 licensed. Please see the
   7 -- COPYING file in the source package for more information.
   8 --
   9
  10
  11
  12 package.path = package.path ..";../?.lua";
  13
  14 local my_name = arg[0];
  15 if my_name:match("[/\\]") then
  16         package.path = package.path..";"..my_name:gsub("[^/\\]+$", "../?.lua");
  17         package.path = package.path..";"..my_name:gsub("[^/\\]+$", "?.lua");
  18         package.cpath = package.cpath..";"..my_name:gsub("[^/\\]+$", "../?.so");
  19 end
  20
  21 local erlparse = require "erlparse";
  22
  23 prosody = {};
  24
  25 package.loaded["util.logger"] = {init = function() return function() end; end}
  26 local serialize = require "util.serialization".serialize;
  27 local st = require "util.stanza";
  28 local dm = require "util.datamanager"
  29 dm.set_data_path("data");
  30
  31 function build_stanza(tuple, stanza)
  32         assert(type(tuple) == "table", "XML node is of unexpected type: "..type(tuple));
  33         if tuple[1] == "xmlelement" or tuple[1] == "xmlel" then
  34                 assert(type(tuple[2]) == "string", "element name has type: "..type(tuple[2]));
  35                 assert(type(tuple[3]) == "table", "element attribute array has type: "..type(tuple[3]));
  36                 assert(type(tuple[4]) == "table", "element children array has type: "..type(tuple[4]));
  37                 local name = tuple[2];
  38                 local attr = {};
  39                 for _, a in ipairs(tuple[3]) do
  40                         if type(a[1]) == "string" and type(a[2]) == "string" then attr[a[1]] = a[2]; end
  41                 end
  42                 local up;
  43                 if stanza then stanza:tag(name, attr); up = true; else stanza = st.stanza(name, attr); end
  44                 for _, a in ipairs(tuple[4]) do build_stanza(a, stanza); end
  45                 if up then stanza:up(); else return stanza end
  46         elseif tuple[1] == "xmlcdata" then
  47                 if type(tuple[2]) ~= "table" then
  48                         assert(type(tuple[2]) == "string", "XML CDATA has unexpected type: "..type(tuple[2]));
  49                         stanza:text(tuple[2]);
  50                 end -- else it's [], i.e., the null value, used for the empty string
  51         else
  52                 error("unknown element type: "..serialize(tuple));
  53         end
  54 end
  55 function build_time(tuple)
  56         local Megaseconds,Seconds,Microseconds = unpack(tuple);
  57         return Megaseconds * 1000000 + Seconds;
  58 end
  59 function build_jid(tuple, full)
  60         local node, jid, resource = tuple[1], tuple[2], tuple[3]
  61         if type(node) == "string" and node ~= "" then
  62                 jid = tuple[1] .. "@" .. jid;
  63         end
  64         if full and type(resource) == "string" and resource ~= "" then
  65                 jid = jid .. "/" .. resource;
  66         end
  67         return jid;
  68 end
  69
  70 function vcard(node, host, stanza)
  71         local ret, err = dm.store(node, host, "vcard", st.preserialize(stanza));
  72         print("["..(err or "success").."] vCard: "..node.."@"..host);
  73 end
  74 function password(node, host, password)
  75         local data = {};
  76         if type(password) == "string" then
  77                 data.password = password;
  78         elseif type(password) == "table" and password[1] == "scram" then
  79                 local unb64 = require"mime".unb64;
  80                 local function hex(s)
  81                         return s:gsub(".", function (c)
  82                                 return ("%02x"):format(c:byte());
  83                         end);
  84                 end
  85                 data.stored_key = hex(unb64(password[2]));
  86                 data.server_key = hex(unb64(password[3]));
  87                 data.salt = unb64(password[4]);
  88                 data.iteration_count = password[5];
  89         end
  90         local ret, err = dm.store(node, host, "accounts", data);
  91         print("["..(err or "success").."] accounts: "..node.."@"..host);
  92 end
  93 function roster(node, host, jid, item)
  94         local roster = dm.load(node, host, "roster") or {};
  95         roster[jid] = item;
  96         local ret, err = dm.store(node, host, "roster", roster);
  97         print("["..(err or "success").."] roster: " ..node.."@"..host.." - "..jid);
  98 end
  99 function roster_pending(node, host, jid)
 100         local roster = dm.load(node, host, "roster") or {};
 101         roster.pending = roster.pending or {};
 102         roster.pending[jid] = true;
 103         local ret, err = dm.store(node, host, "roster", roster);
 104         print("["..(err or "success").."] roster: " ..node.."@"..host.." - "..jid);
 105 end
 106 function private_storage(node, host, xmlns, stanza)
 107         local private = dm.load(node, host, "private") or {};
 108         private[stanza.name..":"..xmlns] = st.preserialize(stanza);
 109         local ret, err = dm.store(node, host, "private", private);
 110         print("["..(err or "success").."] private: " ..node.."@"..host.." - "..xmlns);
 111 end
 112 function offline_msg(node, host, t, stanza)
 113         stanza.attr.stamp = os.date("!%Y-%m-%dT%H:%M:%SZ", t);
 114         stanza.attr.stamp_legacy = os.date("!%Y%m%dT%H:%M:%S", t);
 115         local ret, err = dm.list_append(node, host, "offline", st.preserialize(stanza));
 116         print("["..(err or "success").."] offline: " ..node.."@"..host.." - "..os.date("!%Y-%m-%dT%H:%M:%SZ", t));
 117 end
 118 function privacy(node, host, default, lists)
 119         local privacy = { lists = {} };
 120         local count = 0;
 121         if default then privacy.default = default; end
 122         for _, inlist in ipairs(lists) do
 123                 local name, items = inlist[1], inlist[2];
 124                 local list = { name = name; items = {}; };
 125                 local orders = {};
 126                 for _, item in pairs(items) do
 127                         repeat
 128                                 if item[1] ~= "listitem" then print("[error] privacy: unhandled item: "..tostring(item[1])); break; end
 129                                 local _type, value = item[2], item[3];
 130                                 if _type == "jid" then
 131                                         if type(value) ~= "table" then print("[error] privacy: jid value is not valid: "..tostring(value)); break; end
 132                                         local _node, _host, _resource = value[1], value[2], value[3];
 133                                         value = build_jid(value, true)
 134                                 elseif _type == "none" then
 135                                         _type = nil;
 136                                         value = nil;
 137                                 elseif _type == "group" then
 138                                         if type(value) ~= "string" then print("[error] privacy: group value is not string: "..tostring(value)); break; end
 139                                 elseif _type == "subscription" then
 140                                         if value~="both" and value~="from" and value~="to" and value~="none" then
 141                                                 print("[error] privacy: subscription value is invalid: "..tostring(value)); break;
 142                                         end
 143                                 else print("[error] privacy: invalid item type: "..tostring(_type)); break; end
 144                                 local action = item[4];
 145                                 if action ~= "allow" and action ~= "deny" then print("[error] privacy: unhandled action: "..tostring(action)); break; end
 146                                 local order = item[5];
 147                                 if type(order) ~= "number" or order<0 then print("[error] privacy: order is not numeric: "..tostring(order)); break; end
 148                                 if orders[order] then print("[error] privacy: duplicate order value: "..tostring(order)); break; end
 149                                 orders[order] = true;
 150                                 local match_all = item[6];
 151                                 local match_iq = item[7];
 152                                 local match_message = item[8];
 153                                 local match_presence_in = item[9];
 154                                 local match_presence_out = item[10];
 155                                 list.items[#list.items+1] = {
 156                                         type = _type;
 157                                         value = value;
 158                                         action = action;
 159                                         order = order;
 160                                         message = match_message == "true";
 161                                         iq = match_iq == "true";
 162                                         ["presence-in"] = match_presence_in == "true";
 163                                         ["presence-out"] = match_presence_out == "true";
 164                                 };
 165                         until true;
 166                 end
 167                 table.sort(list.items, function(a, b) return a.order < b.order; end);
 168                 if privacy.lists[list.name] then print("[warn] duplicate privacy list: "..tostring(list.name)); end
 169                 privacy.lists[list.name] = list;
 170                 count = count + 1;
 171         end
 172         if default and not privacy.lists[default] then
 173                 if default == "none" then privacy.default = nil;
 174                 else print("[warn] default privacy list doesn't exist: "..tostring(default)); end
 175         end
 176         local ret, err = dm.store(node, host, "privacy", privacy);
 177         print("["..(err or "success").."] privacy: " ..node.."@"..host.." - "..count.." list(s)");
 178 end
 179 function muc_room(node, host, properties)
 180         local store = { jid = node.."@"..host, _data = {}, _affiliations = {} };
 181         for _,aff in ipairs(properties.affiliations) do
 182                 store._affiliations[build_jid(aff[1])] = aff[2][1] or aff[2];
 183         end
 184         store._data.subject = properties.subject;
 185         if properties.subject_author then
 186                 store._data.subject_from = store.jid .. "/" .. properties.subject_author;
 187         end
 188         store._data.name = properties.title;
 189         store._data.description = properties.description;
 190         store._data.password = properties.password;
 191         store._data.moderated = (properties.moderated == "true") or nil;
 192         store._data.members_only = (properties.members_only == "true") or nil;
 193         store._data.persistent = (properties.persistent == "true") or nil;
 194         store._data.changesubject = (properties.allow_change_subj == "true") or nil;
 195         store._data.whois = properties.anonymous == "true" and "moderators" or "anyone";
 196         store._data.hidden = (properties.public_list == "false") or nil;
 197
 198         if not store._data.persistent then
 199                 return print("[error] muc_room: skipping non-persistent room: "..node.."@"..host);
 200         end
 201
 202         local ret, err = dm.store(node, host, "config", store);
 203         if ret then
 204                 ret, err = dm.load(nil, host, "persistent");
 205                 if ret or not err then
 206                         ret = ret or {};
 207                         ret[store.jid] = true;
 208                         ret, err = dm.store(nil, host, "persistent", ret);
 209                 end
 210         end
 211         print("["..(err or "success").."] muc_room: " ..node.."@"..host);
 212 end
 213
 214
 215 local filters = {
 216         passwd = function(tuple)
 217                 password(tuple[2][1], tuple[2][2], tuple[3]);
 218         end;
 219         vcard = function(tuple)
 220                 vcard(tuple[2][1], tuple[2][2], build_stanza(tuple[3]));
 221         end;
 222         roster = function(tuple)
 223                 local node = tuple[3][1]; local host = tuple[3][2];
 224                 local contact = build_jid(tuple[4]);
 225                 local name = tuple[5]; local subscription = tuple[6];
 226                 local ask = tuple[7]; local groups = tuple[8];
 227                 if type(name) ~= type("") then name = nil; end
 228                 if ask == "none" then
 229                         ask = nil;
 230                 elseif ask == "out" then
 231                         ask = "subscribe"
 232                 elseif ask == "in" then
 233                         roster_pending(node, host, contact);
 234                         ask = nil;
 235                 elseif ask == "both" then
 236                         roster_pending(node, host, contact);
 237                         ask = "subscribe";
 238                 else error("Unknown ask type: "..ask); end
 239                 if subscription ~= "both" and subscription ~= "from" and subscription ~= "to" and subscription ~= "none" then error(subscription) end
 240                 local item = {name = name, ask = ask, subscription = subscription, groups = {}};
 241                 for _, g in ipairs(groups) do
 242                         if type(g) == "string" then
 243                                 item.groups[g] = true;
 244                         end
 245                 end
 246                 roster(node, host, contact, item);
 247         end;
 248         private_storage = function(tuple)
 249                 private_storage(tuple[2][1], tuple[2][2], tuple[2][3], build_stanza(tuple[3]));
 250         end;
 251         offline_msg = function(tuple)
 252                 offline_msg(tuple[2][1], tuple[2][2], build_time(tuple[3]), build_stanza(tuple[7]));
 253         end;
 254         privacy = function(tuple)
 255                 privacy(tuple[2][1], tuple[2][2], tuple[3], tuple[4]);
 256         end;
 257         muc_room = function(tuple)
 258                 local properties = {};
 259                 for _,pair in ipairs(tuple[3]) do
 260                         if not(type(pair[2]) == "table" and #pair[2] == 0) then -- skip nil values
 261                                 properties[pair[1]] = pair[2];
 262                         end
 263                 end
 264                 muc_room(tuple[2][1], tuple[2][2], properties);
 265         end;
 266         --[=[config = function(tuple)
 267                 if tuple[2] == "hosts" then
 268                         local output = io.output(); io.output("prosody.cfg.lua");
 269                         io.write("-- Configuration imported from ejabberd --\n");
 270                         io.write([[Host "*"
 271         modules_enabled = {
 272                 "saslauth"; -- Authentication for clients and servers. Recommended if you want to log in.
 273                 "legacyauth"; -- Legacy authentication. Only used by some old clients and bots.
 274                 "roster"; -- Allow users to have a roster. Recommended ;)
 275                 "register"; -- Allow users to register on this server using a client
 276                 "tls"; -- Add support for secure TLS on c2s/s2s connections
 277                 "vcard"; -- Allow users to set vCards
 278                 "private"; -- Private XML storage (for room bookmarks, etc.)
 279                 "version"; -- Replies to server version requests
 280                 "dialback"; -- s2s dialback support
 281                 "uptime";
 282                 "disco";
 283                 "time";
 284                 "ping";
 285                 --"selftests";
 286         };
 287 ]]);
 288                         for _, h in ipairs(tuple[3]) do
 289                                 io.write("Host \"" .. h .. "\"\n");
 290                         end
 291                         io.output(output);
 292                         print("prosody.cfg.lua created");
 293                 end
 294         end;]=]
 295 };
 296
 297 local arg = ...;
 298 local help = "/? -? ? /h -h /help -help --help";
 299 if not arg or help:find(arg, 1, true) then
 300         print([[ejabberd db dump importer for Prosody
 301
 302   Usage: ]]..my_name..[[ filename.txt
 303
 304 The file can be generated from ejabberd using:
 305   sudo ejabberdctl dump filename.txt
 306
 307 Note: The path of ejabberdctl depends on your ejabberd installation, and ejabberd needs to be running for ejabberdctl to work.]]);
 308         os.exit(1);
 309 end
 310 local count = 0;
 311 local t = {};
 312 for item in erlparse.parseFile(arg) do
 313         count = count + 1;
 314         local name = item[1];
 315         t[name] = (t[name] or 0) + 1;
 316         --print(count, serialize(item));
 317         if filters[name] then filters[name](item); end
 318 end
 319 --print(serialize(t));