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