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 if arg[0]:match("[/\\]") then
  15         package.path = package.path .. ";"..arg[0]:gsub("[^/\\]*$", "?.lua");
  16 end
  17
  18 local erlparse = require "erlparse";
  19
  20 prosody = {};
  21
  22 package.loaded["util.logger"] = {init = function() return function() end; end}
  23 local serialize = require "util.serialization".serialize;
  24 local st = require "util.stanza";
  25 local dm = require "util.datamanager"
  26 dm.set_data_path("data");
  27
  28 function build_stanza(tuple, stanza)
  29         assert(type(tuple) == "table", "XML node is of unexpected type: "..type(tuple));
  30         if tuple[1] == "xmlelement" then
  31                 assert(type(tuple[2]) == "string", "element name has type: "..type(tuple[2]));
  32                 assert(type(tuple[3]) == "table", "element attribute array has type: "..type(tuple[3]));
  33                 assert(type(tuple[4]) == "table", "element children array has type: "..type(tuple[4]));
  34                 local name = tuple[2];
  35                 local attr = {};
  36                 for _, a in ipairs(tuple[3]) do
  37                         if type(a[1]) == "string" and type(a[2]) == "string" then attr[a[1]] = a[2]; end
  38                 end
  39                 local up;
  40                 if stanza then stanza:tag(name, attr); up = true; else stanza = st.stanza(name, attr); end
  41                 for _, a in ipairs(tuple[4]) do build_stanza(a, stanza); end
  42                 if up then stanza:up(); else return stanza end
  43         elseif tuple[1] == "xmlcdata" then
  44                 assert(type(tuple[2]) == "string", "XML CDATA has unexpected type: "..type(tuple[2]));
  45                 stanza:text(tuple[2]);
  46         else
  47                 error("unknown element type: "..serialize(tuple));
  48         end
  49 end
  50 function build_time(tuple)
  51         local Megaseconds,Seconds,Microseconds = unpack(tuple);
  52         return Megaseconds * 1000000 + Seconds;
  53 end
  54
  55 function vcard(node, host, stanza)
  56         local ret, err = dm.store(node, host, "vcard", st.preserialize(stanza));
  57         print("["..(err or "success").."] vCard: "..node.."@"..host);
  58 end
  59 function password(node, host, password)
  60         local ret, err = dm.store(node, host, "accounts", {password = password});
  61         print("["..(err or "success").."] accounts: "..node.."@"..host);
  62 end
  63 function roster(node, host, jid, item)
  64         local roster = dm.load(node, host, "roster") or {};
  65         roster[jid] = item;
  66         local ret, err = dm.store(node, host, "roster", roster);
  67         print("["..(err or "success").."] roster: " ..node.."@"..host.." - "..jid);
  68 end
  69 function roster_pending(node, host, jid)
  70         local roster = dm.load(node, host, "roster") or {};
  71         roster.pending = roster.pending or {};
  72         roster.pending[jid] = true;
  73         local ret, err = dm.store(node, host, "roster", roster);
  74         print("["..(err or "success").."] roster: " ..node.."@"..host.." - "..jid);
  75 end
  76 function private_storage(node, host, xmlns, stanza)
  77         local private = dm.load(node, host, "private") or {};
  78         private[stanza.name..":"..xmlns] = st.preserialize(stanza);
  79         local ret, err = dm.store(node, host, "private", private);
  80         print("["..(err or "success").."] private: " ..node.."@"..host.." - "..xmlns);
  81 end
  82 function offline_msg(node, host, t, stanza)
  83         stanza.attr.stamp = os.date("!%Y-%m-%dT%H:%M:%SZ", t);
  84         stanza.attr.stamp_legacy = os.date("!%Y%m%dT%H:%M:%S", t);
  85         local ret, err = dm.list_append(node, host, "offline", st.preserialize(stanza));
  86         print("["..(err or "success").."] offline: " ..node.."@"..host.." - "..os.date("!%Y-%m-%dT%H:%M:%SZ", t));
  87 end
  88 function privacy(node, host, default, lists)
  89         local privacy = { lists = {} };
  90         local count = 0;
  91         if default then privacy.default = default; end
  92         for _, inlist in ipairs(lists) do
  93                 local name, items = inlist[1], inlist[2];
  94                 local list = { name = name; items = {}; };
  95                 local orders = {};
  96                 for _, item in pairs(items) do
  97                         repeat
  98                                 if item[1] ~= "listitem" then print("[error] privacy: unhandled item: "..tostring(item[1])); break; end
  99                                 local _type, value = item[2], item[3];
 100                                 if _type == "jid" then
 101                                         if type(value) ~= "table" then print("[error] privacy: jid value is not valid: "..tostring(value)); break; end
 102                                         local _node, _host, _resource = value[1], value[2], value[3];
 103                                         if (type(_node) == "table") then _node = nil; end
 104                                         if (type(_host) == "table") then _host = nil; end
 105                                         if (type(_resource) == "table") then _resource = nil; end
 106                                         value = (_node and _node.."@".._host or _host)..(_resource and "/".._resource or "");
 107                                 elseif _type == "none" then
 108                                         _type = nil;
 109                                         value = nil;
 110                                 elseif _type == "group" then
 111                                         if type(value) ~= "string" then print("[error] privacy: group value is not string: "..tostring(value)); break; end
 112                                 elseif _type == "subscription" then
 113                                         if value~="both" and value~="from" and value~="to" and value~="none" then
 114                                                 print("[error] privacy: subscription value is invalid: "..tostring(value)); break;
 115                                         end
 116                                 else print("[error] privacy: invalid item type: "..tostring(_type)); break; end
 117                                 local action = item[4];
 118                                 if action ~= "allow" and action ~= "deny" then print("[error] privacy: unhandled action: "..tostring(action)); break; end
 119                                 local order = item[5];
 120                                 if type(order) ~= "number" or order<0 then print("[error] privacy: order is not numeric: "..tostring(order)); break; end
 121                                 if orders[order] then print("[error] privacy: duplicate order value: "..tostring(order)); break; end
 122                                 orders[order] = true;
 123                                 local match_all = item[6];
 124                                 local match_iq = item[7];
 125                                 local match_message = item[8];
 126                                 local match_presence_in = item[9];
 127                                 local match_presence_out = item[10];
 128                                 list.items[#list.items+1] = {
 129                                         type = _type;
 130                                         value = value;
 131                                         action = action;
 132                                         order = order;
 133                                         message = match_message == "true";
 134                                         iq = match_iq == "true";
 135                                         ["presence-in"] = match_presence_in == "true";
 136                                         ["presence-out"] = match_presence_out == "true";
 137                                 };
 138                         until true;
 139                 end
 140                 table.sort(list.items, function(a, b) return a.order < b.order; end);
 141                 if privacy.lists[list.name] then print("[warn] duplicate privacy list: "..tostring(list.name)); end
 142                 privacy.lists[list.name] = list;
 143                 count = count + 1;
 144         end
 145         if default and not privacy.lists[default] then
 146                 if default == "none" then privacy.default = nil;
 147                 else print("[warn] default privacy list doesn't exist: "..tostring(default)); end
 148         end
 149         local ret, err = dm.store(node, host, "privacy", privacy);
 150         print("["..(err or "success").."] privacy: " ..node.."@"..host.." - "..count.." list(s)");
 151 end
 152
 153
 154 local filters = {
 155         passwd = function(tuple)
 156                 password(tuple[2][1], tuple[2][2], tuple[3]);
 157         end;
 158         vcard = function(tuple)
 159                 vcard(tuple[2][1], tuple[2][2], build_stanza(tuple[3]));
 160         end;
 161         roster = function(tuple)
 162                 local node = tuple[3][1]; local host = tuple[3][2];
 163                 local contact = (type(tuple[4][1]) == "table") and tuple[4][2] or tuple[4][1].."@"..tuple[4][2];
 164                 local name = tuple[5]; local subscription = tuple[6];
 165                 local ask = tuple[7]; local groups = tuple[8];
 166                 if type(name) ~= type("") then name = nil; end
 167                 if ask == "none" then
 168                         ask = nil;
 169                 elseif ask == "out" then
 170                         ask = "subscribe"
 171                 elseif ask == "in" then
 172                         roster_pending(node, host, contact);
 173                         ask = nil;
 174                 elseif ask == "both" then
 175                         roster_pending(node, host, contact);
 176                         ask = "subscribe";
 177                 else error("Unknown ask type: "..ask); end
 178                 if subscription ~= "both" and subscription ~= "from" and subscription ~= "to" and subscription ~= "none" then error(subscription) end
 179                 local item = {name = name, ask = ask, subscription = subscription, groups = {}};
 180                 for _, g in ipairs(groups) do
 181                         if type(g) == "string" then
 182                                 item.groups[g] = true;
 183                         end
 184                 end
 185                 roster(node, host, contact, item);
 186         end;
 187         private_storage = function(tuple)
 188                 private_storage(tuple[2][1], tuple[2][2], tuple[2][3], build_stanza(tuple[3]));
 189         end;
 190         offline_msg = function(tuple)
 191                 offline_msg(tuple[2][1], tuple[2][2], build_time(tuple[3]), build_stanza(tuple[7]));
 192         end;
 193         privacy = function(tuple)
 194                 privacy(tuple[2][1], tuple[2][2], tuple[3], tuple[4]);
 195         end;
 196         config = function(tuple)
 197                 if tuple[2] == "hosts" then
 198                         local output = io.output(); io.output("prosody.cfg.lua");
 199                         io.write("-- Configuration imported from ejabberd --\n");
 200                         io.write([[Host "*"
 201         modules_enabled = {
 202                 "saslauth"; -- Authentication for clients and servers. Recommended if you want to log in.
 203                 "legacyauth"; -- Legacy authentication. Only used by some old clients and bots.
 204                 "roster"; -- Allow users to have a roster. Recommended ;)
 205                 "register"; -- Allow users to register on this server using a client
 206                 "tls"; -- Add support for secure TLS on c2s/s2s connections
 207                 "vcard"; -- Allow users to set vCards
 208                 "private"; -- Private XML storage (for room bookmarks, etc.)
 209                 "version"; -- Replies to server version requests
 210                 "dialback"; -- s2s dialback support
 211                 "uptime";
 212                 "disco";
 213                 "time";
 214                 "ping";
 215                 --"selftests";
 216         };
 217 ]]);
 218                         for _, h in ipairs(tuple[3]) do
 219                                 io.write("Host \"" .. h .. "\"\n");
 220                         end
 221                         io.output(output);
 222                         print("prosody.cfg.lua created");
 223                 end
 224         end;
 225 };
 226
 227 local arg = ...;
 228 local help = "/? -? ? /h -h /help -help --help";
 229 if not arg or help:find(arg, 1, true) then
 230         print([[ejabberd db dump importer for Prosody
 231
 232   Usage: ejabberd2prosody.lua filename.txt
 233
 234 The file can be generated from ejabberd using:
 235   sudo ./bin/ejabberdctl dump filename.txt
 236
 237 Note: The path of ejabberdctl depends on your ejabberd installation, and ejabberd needs to be running for ejabberdctl to work.]]);
 238         os.exit(1);
 239 end
 240 local count = 0;
 241 local t = {};
 242 for item in erlparse.parseFile(arg) do
 243         count = count + 1;
 244         local name = item[1];
 245         t[name] = (t[name] or 0) + 1;
 246         --print(count, serialize(item));
 247         if filters[name] then filters[name](item); end
 248 end
 249 --print(serialize(t));