tools/ejabberdsql2prosody.lua

   1 #!/usr/bin/env lua
   2 -- Prosody IM
   3 -- Copyright (C) 2008-2009 Matthew Wild
   4 -- Copyright (C) 2008-2009 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 package.path = package.path ..";../?.lua";
  11 local serialize = require "util.serialization".serialize;
  12 local st = require "util.stanza";
  13 package.loaded["util.logger"] = {init = function() return function() end; end}
  14 local dm = require "util.datamanager"
  15 dm.set_data_path("data");
  16
  17 function parseFile(filename)
  18 ------
  19
  20 local file = nil;
  21 local last = nil;
  22 local function read(expected)
  23         local ch;
  24         if last then
  25                 ch = last; last = nil;
  26         else ch = file:read(1); end
  27         if expected and ch ~= expected then error("expected: "..expected.."; got: "..(ch or "nil")); end
  28         return ch;
  29 end
  30 local function pushback(ch)
  31         if last then error(); end
  32         last = ch;
  33 end
  34 local function peek()
  35         if not last then last = read(); end
  36         return last;
  37 end
  38
  39 local escapes = {
  40         ["\\0"] = "\0";
  41         ["\\'"] = "'";
  42         ["\\\""] = "\"";
  43         ["\\b"] = "\b";
  44         ["\\n"] = "\n";
  45         ["\\r"] = "\r";
  46         ["\\t"] = "\t";
  47         ["\\Z"] = "\26";
  48         ["\\\\"] = "\\";
  49         ["\\%"] = "%";
  50         ["\\_"] = "_";
  51 }
  52 local function unescape(s)
  53         return escapes[s] or error("Unknown escape sequence: "..s);
  54 end
  55 local function readString()
  56         read("'");
  57         local s = "";
  58         while true do
  59                 local ch = peek();
  60                 if ch == "\\" then
  61                         s = s..unescape(read()..read());
  62                 elseif ch == "'" then
  63                         break;
  64                 else
  65                         s = s..read();
  66                 end
  67         end
  68         read("'");
  69         return s;
  70 end
  71 local function readNonString()
  72         local s = "";
  73         while true do
  74                 if peek() == "," or peek() == ")" then
  75                         break;
  76                 else
  77                         s = s..read();
  78                 end
  79         end
  80         return tonumber(s);
  81 end
  82 local function readItem()
  83         if peek() == "'" then
  84                 return readString();
  85         else
  86                 return readNonString();
  87         end
  88 end
  89 local function readTuple()
  90         local items = {}
  91         read("(");
  92         while peek() ~= ")" do
  93                 table.insert(items, readItem());
  94                 if peek() == ")" then break; end
  95                 read(",");
  96         end
  97         read(")");
  98         return items;
  99 end
 100 local function readTuples()
 101         if peek() ~= "(" then read("("); end
 102         local tuples = {};
 103         while true do
 104                 table.insert(tuples, readTuple());
 105                 if peek() == "," then read() end
 106                 if peek() == ";" then break; end
 107         end
 108         return tuples;
 109 end
 110 local function readTableName()
 111         local tname = "";
 112         while peek() ~= "`" do tname = tname..read(); end
 113         return tname;
 114 end
 115 local function readInsert()
 116         if peek() == nil then return nil; end
 117         for ch in ("INSERT INTO `"):gmatch(".") do -- find line starting with this
 118                 if peek() == ch then
 119                         read(); -- found
 120                 else -- match failed, skip line
 121                         while peek() and read() ~= "\n" do end
 122                         return nil;
 123                 end
 124         end
 125         local tname = readTableName();
 126         for ch in ("` VALUES "):gmatch(".") do read(ch); end -- expect this
 127         local tuples = readTuples();
 128         read(";"); read("\n");
 129         return tname, tuples;
 130 end
 131
 132 local function readFile(filename)
 133         file = io.open(filename);
 134         if not file then error("File not found: "..filename); os.exit(0); end
 135         local t = {};
 136         while true do
 137                 local tname, tuples = readInsert();
 138                 if tname then
 139                         t[tname] = tuples;
 140                 elseif peek() == nil then
 141                         break;
 142                 end
 143         end
 144         return t;
 145 end
 146
 147 return readFile(filename);
 148
 149 ------
 150 end
 151
 152 local arg, host = ...;
 153 local help = "/? -? ? /h -h /help -help --help";
 154 if not(arg and host) or help:find(arg, 1, true) then
 155         print([[ejabberd SQL DB dump importer for Prosody
 156
 157   Usage: ejabberdsql2prosody.lua filename.txt hostname
 158
 159 The file can be generated using mysqldump:
 160   mysqldump db_name > filename.txt]]);
 161         os.exit(1);
 162 end
 163 local map = {
 164         ["last"] = {"username", "seconds", "state"};
 165         ["privacy_default_list"] = {"username", "name"};
 166         ["privacy_list"] = {"username", "name", "id"};
 167         ["privacy_list_data"] = {"id", "t", "value", "action", "ord", "match_all", "match_iq", "match_message", "match_presence_in", "match_presence_out"};
 168         ["private_storage"] = {"username", "namespace", "data"};
 169         ["rostergroups"] = {"username", "jid", "grp"};
 170         ["rosterusers"] = {"username", "jid", "nick", "subscription", "ask", "askmessage", "server", "subscribe", "type"};
 171         ["spool"] = {"username", "xml", "seq"};
 172         ["users"] = {"username", "password"};
 173         ["vcard"] = {"username", "vcard"};
 174         --["vcard_search"] = {};
 175 }
 176 local NULL = {};
 177 local t = parseFile(arg);
 178 for name, data in pairs(t) do
 179         local m = map[name];
 180         if m then
 181                 if #data > 0 and #data[1] ~= #m then
 182                         print("[warning] expected "..#m.." columns for table `"..name.."`, found "..#data[1]);
 183                 end
 184                 for i=1,#data do
 185                         local row = data[i];
 186                         for j=1,#m do
 187                                 row[m[j]] = row[j];
 188                                 row[j] = nil;
 189                         end
 190                 end
 191         end
 192 end
 193 --print(serialize(t));
 194
 195 for i, row in ipairs(t["users"] or NULL) do
 196         local node, password = row.username, row.password;
 197         local ret, err = dm.store(node, host, "accounts", {password = password});
 198         print("["..(err or "success").."] accounts: "..node.."@"..host.." = "..password);
 199 end
 200
 201 function roster(node, host, jid, item)
 202         local roster = dm.load(node, host, "roster") or {};
 203         roster[jid] = item;
 204         local ret, err = dm.store(node, host, "roster", roster);
 205         print("["..(err or "success").."] roster: " ..node.."@"..host.." - "..jid);
 206 end
 207 function roster_pending(node, host, jid)
 208         local roster = dm.load(node, host, "roster") or {};
 209         roster.pending = roster.pending or {};
 210         roster.pending[jid] = true;
 211         local ret, err = dm.store(node, host, "roster", roster);
 212         print("["..(err or "success").."] roster-pending: " ..node.."@"..host.." - "..jid);
 213 end
 214 function roster_group(node, host, jid, group)
 215         local roster = dm.load(node, host, "roster") or {};
 216         local item = roster[jid];
 217         if not item then print("Warning: No roster item "..jid.." for user "..node..", can't put in group "..group); return; end
 218         item.groups[group] = true;
 219         local ret, err = dm.store(node, host, "roster", roster);
 220         print("["..(err or "success").."] roster-group: " ..node.."@"..host.." - "..jid.." - "..group);
 221 end
 222 for i, row in ipairs(t["rosterusers"] or NULL) do
 223         local node, contact = row.username, row.jid;
 224         local name = row.nick;
 225         if name == "" then name = nil; end
 226         local subscription = row.subscription;
 227         if subscription == "N" then
 228                 subscription = "none"
 229         elseif subscription == "B" then
 230                 subscription = "both"
 231         elseif subscription == "F" then
 232                 subscription = "from"
 233         elseif subscription == "T" then
 234                 subscription = "to"
 235         else error("Unknown subscription type: "..subscription) end;
 236         local ask = row.ask;
 237         if ask == "N" then
 238                 ask = nil;
 239         elseif ask == "O" then
 240                 ask = "subscribe";
 241         elseif ask == "I" then
 242                 roster_pending(node, host, contact);
 243                 ask = nil;
 244         elseif ask == "B" then
 245                 roster_pending(node, host, contact);
 246                 ask = "subscribe";
 247         else error("Unknown ask type: "..ask); end
 248         local item = {name = name, ask = ask, subscription = subscription, groups = {}};
 249         roster(node, host, contact, item);
 250 end
 251 for i, row in ipairs(t["rostergroups"] or NULL) do
 252         roster_group(row.username, host, row.jid, row.grp);
 253 end