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Diffstat (limited to 'tools/ejabberdsql2prosody.lua')
| -rw-r--r-- | tools/ejabberdsql2prosody.lua | 346 |
1 files changed, 346 insertions, 0 deletions
diff --git a/tools/ejabberdsql2prosody.lua b/tools/ejabberdsql2prosody.lua new file mode 100644 index 00000000..f652af5b --- /dev/null +++ b/tools/ejabberdsql2prosody.lua @@ -0,0 +1,346 @@ +#!/usr/bin/env lua +-- Prosody IM +-- Copyright (C) 2008-2009 Matthew Wild +-- Copyright (C) 2008-2009 Waqas Hussain +-- +-- This project is MIT/X11 licensed. Please see the +-- COPYING file in the source package for more information. +-- + +package.path = package.path ..";../?.lua"; +local serialize = require "util.serialization".serialize; +local st = require "util.stanza"; +package.loaded["util.logger"] = {init = function() return function() end; end} +local dm = require "util.datamanager" +dm.set_data_path("data"); + +function parseFile(filename) +------ + +local file = nil; +local last = nil; +local function read(expected) + local ch; + if last then + ch = last; last = nil; + else ch = file:read(1); end + if expected and ch ~= expected then error("expected: "..expected.."; got: "..(ch or "nil")); end + return ch; +end +local function pushback(ch) + if last then error(); end + last = ch; +end +local function peek() + if not last then last = read(); end + return last; +end + +local escapes = { + ["\\0"] = "\0"; + ["\\'"] = "'"; + ["\\\""] = "\""; + ["\\b"] = "\b"; + ["\\n"] = "\n"; + ["\\r"] = "\r"; + ["\\t"] = "\t"; + ["\\Z"] = "\26"; + ["\\\\"] = "\\"; + ["\\%"] = "%"; + ["\\_"] = "_"; +} +local function unescape(s) + return escapes[s] or error("Unknown escape sequence: "..s); +end +local function readString() + read("'"); + local s = ""; + while true do + local ch = peek(); + if ch == "\\" then + s = s..unescape(read()..read()); + elseif ch == "'" then + break; + else + s = s..read(); + end + end + read("'"); + return s; +end +local function readNonString() + local s = ""; + while true do + if peek() == "," or peek() == ")" then + break; + else + s = s..read(); + end + end + return tonumber(s); +end +local function readItem() + if peek() == "'" then + return readString(); + else + return readNonString(); + end +end +local function readTuple() + local items = {} + read("("); + while peek() ~= ")" do + table.insert(items, readItem()); + if peek() == ")" then break; end + read(","); + end + read(")"); + return items; +end +local function readTuples() + if peek() ~= "(" then read("("); end + local tuples = {}; + while true do + table.insert(tuples, readTuple()); + if peek() == "," then read() end + if peek() == ";" then break; end + end + return tuples; +end +local function readTableName() + local tname = ""; + while peek() ~= "`" do tname = tname..read(); end + return tname; +end +local function readInsert() + if peek() == nil then return nil; end + for ch in ("INSERT INTO `"):gmatch(".") do -- find line starting with this + if peek() == ch then + read(); -- found + else -- match failed, skip line + while peek() and read() ~= "\n" do end + return nil; + end + end + local tname = readTableName(); + for ch in ("` VALUES "):gmatch(".") do read(ch); end -- expect this + local tuples = readTuples(); + read(";"); read("\n"); + return tname, tuples; +end + +local function readFile(filename) + file = io.open(filename); + if not file then error("File not found: "..filename); os.exit(0); end + local t = {}; + while true do + local tname, tuples = readInsert(); + if tname then + if t[tname] then + local t_name = t[tname]; + for i=1,#tuples do + table.insert(t_name, tuples[i]); + end + else + t[tname] = tuples; + end + elseif peek() == nil then + break; + end + end + return t; +end + +return readFile(filename); + +------ +end + +-- XML parser +local parse_xml = (function() + local entity_map = setmetatable({ + ["amp"] = "&"; + ["gt"] = ">"; + ["lt"] = "<"; + ["apos"] = "'"; + ["quot"] = "\""; + }, {__index = function(_, s) + if s:sub(1,1) == "#" then + if s:sub(2,2) == "x" then + return string.char(tonumber(s:sub(3), 16)); + else + return string.char(tonumber(s:sub(2))); + end + end + end + }); + local function xml_unescape(str) + return (str:gsub("&(.-);", entity_map)); + end + local function parse_tag(s) + local name,sattr=(s):gmatch("([^%s]+)(.*)")(); + local attr = {}; + for a,b in (sattr):gmatch("([^=%s]+)=['\"]([^'\"]*)['\"]") do attr[a] = xml_unescape(b); end + return name, attr; + end + return function(xml) + local stanza = st.stanza("root"); + local regexp = "<([^>]*)>([^<]*)"; + for elem, text in xml:gmatch(regexp) do + if elem:sub(1,1) == "!" or elem:sub(1,1) == "?" then -- neglect comments and processing-instructions + elseif elem:sub(1,1) == "/" then -- end tag + elem = elem:sub(2); + stanza:up(); -- TODO check for start-end tag name match + elseif elem:sub(-1,-1) == "/" then -- empty tag + elem = elem:sub(1,-2); + local name,attr = parse_tag(elem); + stanza:tag(name, attr):up(); + else -- start tag + local name,attr = parse_tag(elem); + stanza:tag(name, attr); + end + if #text ~= 0 then -- text + stanza:text(xml_unescape(text)); + end + end + return stanza.tags[1]; + end +end)(); +-- end of XML parser + +local arg, host = ...; +local help = "/? -? ? /h -h /help -help --help"; +if not(arg and host) or help:find(arg, 1, true) then + print([[ejabberd SQL DB dump importer for Prosody + + Usage: ejabberdsql2prosody.lua filename.txt hostname + +The file can be generated using mysqldump: + mysqldump db_name > filename.txt]]); + os.exit(1); +end +local map = { + ["last"] = {"username", "seconds", "state"}; + ["privacy_default_list"] = {"username", "name"}; + ["privacy_list"] = {"username", "name", "id"}; + ["privacy_list_data"] = {"id", "t", "value", "action", "ord", "match_all", "match_iq", "match_message", "match_presence_in", "match_presence_out"}; + ["private_storage"] = {"username", "namespace", "data"}; + ["rostergroups"] = {"username", "jid", "grp"}; + ["rosterusers"] = {"username", "jid", "nick", "subscription", "ask", "askmessage", "server", "subscribe", "type"}; + ["spool"] = {"username", "xml", "seq"}; + ["users"] = {"username", "password"}; + ["vcard"] = {"username", "vcard"}; + --["vcard_search"] = {}; +} +local NULL = {}; +local t = parseFile(arg); +for name, data in pairs(t) do + local m = map[name]; + if m then + if #data > 0 and #data[1] ~= #m then + print("[warning] expected "..#m.." columns for table `"..name.."`, found "..#data[1]); + end + for i=1,#data do + local row = data[i]; + for j=1,#m do + row[m[j]] = row[j]; + row[j] = nil; + end + end + end +end +--print(serialize(t)); + +for i, row in ipairs(t["users"] or NULL) do + local node, password = row.username, row.password; + local ret, err = dm.store(node, host, "accounts", {password = password}); + print("["..(err or "success").."] accounts: "..node.."@"..host.." = "..password); +end + +function roster(node, host, jid, item) + local roster = dm.load(node, host, "roster") or {}; + roster[jid] = item; + local ret, err = dm.store(node, host, "roster", roster); + print("["..(err or "success").."] roster: " ..node.."@"..host.." - "..jid); +end +function roster_pending(node, host, jid) + local roster = dm.load(node, host, "roster") or {}; + roster.pending = roster.pending or {}; + roster.pending[jid] = true; + local ret, err = dm.store(node, host, "roster", roster); + print("["..(err or "success").."] roster-pending: " ..node.."@"..host.." - "..jid); +end +function roster_group(node, host, jid, group) + local roster = dm.load(node, host, "roster") or {}; + local item = roster[jid]; + if not item then print("Warning: No roster item "..jid.." for user "..node..", can't put in group "..group); return; end + item.groups[group] = true; + local ret, err = dm.store(node, host, "roster", roster); + print("["..(err or "success").."] roster-group: " ..node.."@"..host.." - "..jid.." - "..group); +end +function private_storage(node, host, xmlns, stanza) + local private = dm.load(node, host, "private") or {}; + private[stanza.name..":"..xmlns] = st.preserialize(stanza); + local ret, err = dm.store(node, host, "private", private); + print("["..(err or "success").."] private: " ..node.."@"..host.." - "..xmlns); +end +function offline_msg(node, host, t, stanza) + stanza.attr.stamp = os.date("!%Y-%m-%dT%H:%M:%SZ", t); + stanza.attr.stamp_legacy = os.date("!%Y%m%dT%H:%M:%S", t); + local ret, err = dm.list_append(node, host, "offline", st.preserialize(stanza)); + print("["..(err or "success").."] offline: " ..node.."@"..host.." - "..os.date("!%Y-%m-%dT%H:%M:%SZ", t)); +end +for i, row in ipairs(t["rosterusers"] or NULL) do + local node, contact = row.username, row.jid; + local name = row.nick; + if name == "" then name = nil; end + local subscription = row.subscription; + if subscription == "N" then + subscription = "none" + elseif subscription == "B" then + subscription = "both" + elseif subscription == "F" then + subscription = "from" + elseif subscription == "T" then + subscription = "to" + else error("Unknown subscription type: "..subscription) end; + local ask = row.ask; + if ask == "N" then + ask = nil; + elseif ask == "O" then + ask = "subscribe"; + elseif ask == "I" then + roster_pending(node, host, contact); + ask = nil; + elseif ask == "B" then + roster_pending(node, host, contact); + ask = "subscribe"; + else error("Unknown ask type: "..ask); end + local item = {name = name, ask = ask, subscription = subscription, groups = {}}; + roster(node, host, contact, item); +end +for i, row in ipairs(t["rostergroups"] or NULL) do + roster_group(row.username, host, row.jid, row.grp); +end +for i, row in ipairs(t["vcard"] or NULL) do + local ret, err = dm.store(row.username, host, "vcard", st.preserialize(parse_xml(row.vcard))); + print("["..(err or "success").."] vCard: "..row.username.."@"..host); +end +for i, row in ipairs(t["private_storage"] or NULL) do + private_storage(row.username, host, row.namespace, parse_xml(row.data)); +end +table.sort(t["spool"] or NULL, function(a,b) return a.seq < b.seq; end); -- sort by sequence number, just in case +local time_offset = os.difftime(os.time(os.date("!*t")), os.time(os.date("*t"))) -- to deal with timezones +local date_parse = function(s) + local year, month, day, hour, min, sec = s:match("(....)-?(..)-?(..)T(..):(..):(..)"); + return os.time({year=year, month=month, day=day, hour=hour, min=min, sec=sec-time_offset}); +end +for i, row in ipairs(t["spool"] or NULL) do + local stanza = parse_xml(row.xml); + local last_child = stanza.tags[#stanza.tags]; + if not last_child or last_child ~= stanza[#stanza] then error("Last child of offline message is not a tag"); end + if last_child.name ~= "x" and last_child.attr.xmlns ~= "jabber:x:delay" then error("Last child of offline message is not a timestamp"); end + stanza[#stanza], stanza.tags[#stanza.tags] = nil, nil; + local t = date_parse(last_child.attr.stamp); + offline_msg(row.username, host, t, stanza); +end |