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-rw-r--r--tools/migration/Makefile38
-rw-r--r--tools/migration/migrator.cfg.lua26
-rw-r--r--tools/migration/migrator/mtools.lua56
-rw-r--r--tools/migration/migrator/prosody_files.lua134
-rw-r--r--tools/migration/migrator/prosody_sql.lua182
-rw-r--r--tools/migration/prosody-migrator.lua134
6 files changed, 570 insertions, 0 deletions
diff --git a/tools/migration/Makefile b/tools/migration/Makefile
new file mode 100644
index 00000000..5998a5f7
--- /dev/null
+++ b/tools/migration/Makefile
@@ -0,0 +1,38 @@
+
+include ../../config.unix
+
+BIN = $(DESTDIR)$(PREFIX)/bin
+CONFIG = $(DESTDIR)$(SYSCONFDIR)
+SOURCE = $(DESTDIR)$(PREFIX)/lib/prosody
+DATA = $(DESTDIR)$(DATADIR)
+MAN = $(DESTDIR)$(PREFIX)/share/man
+
+INSTALLEDSOURCE = $(PREFIX)/lib/prosody
+INSTALLEDCONFIG = $(SYSCONFDIR)
+INSTALLEDMODULES = $(PREFIX)/lib/prosody/modules
+INSTALLEDDATA = $(DATADIR)
+
+SOURCE_FILES = migrator/*.lua
+
+all: prosody-migrator.install migrator.cfg.lua.install prosody-migrator.lua $(SOURCE_FILES)
+
+install: prosody-migrator.install migrator.cfg.lua.install
+ install -d $(BIN) $(CONFIG) $(SOURCE) $(SOURCE)/migrator
+ install -d $(MAN)/man1
+ install -d $(SOURCE)/migrator
+ install -m755 ./prosody-migrator.install $(BIN)/prosody-migrator
+ install -m644 $(SOURCE_FILES) $(SOURCE)/migrator
+ test -e $(CONFIG)/migrator.cfg.lua || install -m644 migrator.cfg.lua.install $(CONFIG)/migrator.cfg.lua
+
+clean:
+ rm -f prosody-migrator.install
+ rm -f migrator.cfg.lua.install
+
+prosody-migrator.install: prosody-migrator.lua
+ sed "s|^CFG_SOURCEDIR=.*;$$|CFG_SOURCEDIR='$(INSTALLEDSOURCE)';|; \
+ s|^CFG_CONFIGDIR=.*;$$|CFG_CONFIGDIR='$(INSTALLEDCONFIG)';|;" \
+ < prosody-migrator.lua > prosody-migrator.install
+
+migrator.cfg.lua.install: migrator.cfg.lua
+ sed "s|^local data_path = .*;$$|local data_path = '$(INSTALLEDDATA)';|;" \
+ < migrator.cfg.lua > migrator.cfg.lua.install
diff --git a/tools/migration/migrator.cfg.lua b/tools/migration/migrator.cfg.lua
new file mode 100644
index 00000000..fa37f2a3
--- /dev/null
+++ b/tools/migration/migrator.cfg.lua
@@ -0,0 +1,26 @@
+local data_path = "../../data";
+
+input {
+ type = "prosody_files";
+ path = data_path;
+}
+
+output {
+ type = "prosody_sql";
+ driver = "SQLite3";
+ database = data_path.."/prosody.sqlite";
+}
+
+--[[
+
+input {
+ type = "prosody_files";
+ path = data_path;
+}
+output {
+ type = "prosody_sql";
+ driver = "SQLite3";
+ database = data_path.."/prosody.sqlite";
+}
+
+]]
diff --git a/tools/migration/migrator/mtools.lua b/tools/migration/migrator/mtools.lua
new file mode 100644
index 00000000..e7b774bb
--- /dev/null
+++ b/tools/migration/migrator/mtools.lua
@@ -0,0 +1,56 @@
+
+
+local print = print;
+local t_insert = table.insert;
+local t_sort = table.sort;
+
+module "mtools"
+
+function sorted(params)
+
+ local reader = params.reader; -- iterator to get items from
+ local sorter = params.sorter; -- sorting function
+ local filter = params.filter; -- filter function
+
+ local cache = {};
+ for item in reader do
+ if filter then item = filter(item); end
+ if item then t_insert(cache, item); end
+ end
+ if sorter then
+ t_sort(cache, sorter);
+ end
+ local i = 0;
+ return function()
+ i = i + 1;
+ return cache[i];
+ end;
+
+end
+
+function merged(reader, merger)
+
+ local item1 = reader();
+ local merged = { item1 };
+ return function()
+ while true do
+ if not item1 then return nil; end
+ local item2 = reader();
+ if not item2 then item1 = nil; return merged; end
+ if merger(item1, item2) then
+ --print("merged")
+ item1 = item2;
+ t_insert(merged, item1);
+ else
+ --print("unmerged", merged)
+ item1 = item2;
+ local tmp = merged;
+ merged = { item1 };
+ return tmp;
+ end
+ end
+ end;
+
+end
+
+return _M;
diff --git a/tools/migration/migrator/prosody_files.lua b/tools/migration/migrator/prosody_files.lua
new file mode 100644
index 00000000..4e42f564
--- /dev/null
+++ b/tools/migration/migrator/prosody_files.lua
@@ -0,0 +1,134 @@
+
+local print = print;
+local assert = assert;
+local setmetatable = setmetatable;
+local tonumber = tonumber;
+local char = string.char;
+local coroutine = coroutine;
+local lfs = require "lfs";
+local loadfile = loadfile;
+local setfenv = setfenv;
+local pcall = pcall;
+local mtools = require "migrator.mtools";
+local next = next;
+local pairs = pairs;
+local json = require "util.json";
+local os_getenv = os.getenv;
+
+prosody = {};
+local dm = require "util.datamanager"
+
+module "prosody_files"
+
+local function is_dir(path) return lfs.attributes(path, "mode") == "directory"; end
+local function is_file(path) return lfs.attributes(path, "mode") == "file"; end
+local function clean_path(path)
+ return path:gsub("\\", "/"):gsub("//+", "/"):gsub("^~", os_getenv("HOME") or "~");
+end
+local encode, decode; do
+ local urlcodes = setmetatable({}, { __index = function (t, k) t[k] = char(tonumber("0x"..k)); return t[k]; end });
+ decode = function (s) return s and (s:gsub("+", " "):gsub("%%([a-fA-F0-9][a-fA-F0-9])", urlcodes)); end
+ encode = function (s) return s and (s:gsub("%W", function (c) return format("%%%02x", c:byte()); end)); end
+end
+local function decode_dir(x)
+ if x:gsub("%%%x%x", ""):gsub("[a-zA-Z0-9]", "") == "" then
+ return decode(x);
+ end
+end
+local function decode_file(x)
+ if x:match(".%.dat$") and x:gsub("%.dat$", ""):gsub("%%%x%x", ""):gsub("[a-zA-Z0-9]", "") == "" then
+ return decode(x:gsub("%.dat$", ""));
+ end
+end
+local function prosody_dir(path, ondir, onfile, ...)
+ for x in lfs.dir(path) do
+ local xpath = path.."/"..x;
+ if decode_dir(x) and is_dir(xpath) then
+ ondir(xpath, x, ...);
+ elseif decode_file(x) and is_file(xpath) then
+ onfile(xpath, x, ...);
+ end
+ end
+end
+
+local function handle_root_file(path, name)
+ --print("root file: ", decode_file(name))
+ coroutine.yield { user = nil, host = nil, store = decode_file(name) };
+end
+local function handle_host_file(path, name, host)
+ --print("host file: ", decode_dir(host).."/"..decode_file(name))
+ coroutine.yield { user = nil, host = decode_dir(host), store = decode_file(name) };
+end
+local function handle_store_file(path, name, store, host)
+ --print("store file: ", decode_file(name).."@"..decode_dir(host).."/"..decode_dir(store))
+ coroutine.yield { user = decode_file(name), host = decode_dir(host), store = decode_dir(store) };
+end
+local function handle_host_store(path, name, host)
+ prosody_dir(path, function() end, handle_store_file, name, host);
+end
+local function handle_host_dir(path, name)
+ prosody_dir(path, handle_host_store, handle_host_file, name);
+end
+local function handle_root_dir(path)
+ prosody_dir(path, handle_host_dir, handle_root_file);
+end
+
+local function decode_user(item)
+ local userdata = {
+ user = item[1].user;
+ host = item[1].host;
+ stores = {};
+ };
+ for i=1,#item do -- loop over stores
+ local result = {};
+ local store = item[i];
+ userdata.stores[store.store] = store.data;
+ store.user = nil; store.host = nil; store.store = nil;
+ end
+ return userdata;
+end
+
+function reader(input)
+ local path = clean_path(assert(input.path, "no input.path specified"));
+ assert(is_dir(path), "input.path is not a directory");
+ local iter = coroutine.wrap(function()handle_root_dir(path);end);
+ -- get per-user stores, sorted
+ local iter = mtools.sorted {
+ reader = function()
+ local x = iter();
+ if x then
+ dm.set_data_path(path);
+ x.data = assert(dm.load(x.user, x.host, x.store));
+ return x;
+ end
+ end;
+ sorter = function(a, b)
+ local a_host, a_user, a_store = a.host or "", a.user or "", a.store or "";
+ local b_host, b_user, b_store = b.host or "", b.user or "", b.store or "";
+ return a_host > b_host or (a_host==b_host and a_user > b_user) or (a_host==b_host and a_user==b_user and a_store > b_store);
+ end;
+ };
+ -- merge stores to get users
+ iter = mtools.merged(iter, function(a, b)
+ return (a.host == b.host and a.user == b.user);
+ end);
+
+ return function()
+ local x = iter();
+ return x and decode_user(x);
+ end
+end
+
+function writer(output)
+ local path = clean_path(assert(output.path, "no output.path specified"));
+ assert(is_dir(path), "output.path is not a directory");
+ return function(item)
+ if not item then return; end -- end of input
+ dm.set_data_path(path);
+ for store, data in pairs(item.stores) do
+ assert(dm.store(item.user, item.host, store, data));
+ end
+ end
+end
+
+return _M;
diff --git a/tools/migration/migrator/prosody_sql.lua b/tools/migration/migrator/prosody_sql.lua
new file mode 100644
index 00000000..50ae8c40
--- /dev/null
+++ b/tools/migration/migrator/prosody_sql.lua
@@ -0,0 +1,182 @@
+
+local assert = assert;
+local have_DBI, DBI = pcall(require,"DBI");
+local print = print;
+local type = type;
+local next = next;
+local pairs = pairs;
+local t_sort = table.sort;
+local json = require "util.json";
+local mtools = require "migrator.mtools";
+local tostring = tostring;
+local tonumber = tonumber;
+
+if not have_DBI then
+ error("LuaDBI (required for SQL support) was not found, please see http://prosody.im/doc/depends#luadbi", 0);
+end
+
+module "prosody_sql"
+
+local function create_table(connection, params)
+ local create_sql = "CREATE TABLE `prosody` (`host` TEXT, `user` TEXT, `store` TEXT, `key` TEXT, `type` TEXT, `value` TEXT);";
+ if params.driver == "PostgreSQL" then
+ create_sql = create_sql:gsub("`", "\"");
+ end
+
+ local stmt = connection:prepare(create_sql);
+ if stmt then
+ local ok = stmt:execute();
+ local commit_ok = connection:commit();
+ if ok and commit_ok then
+ local index_sql = "CREATE INDEX `prosody_index` ON `prosody` (`host`, `user`, `store`, `key`)";
+ if params.driver == "PostgreSQL" then
+ index_sql = index_sql:gsub("`", "\"");
+ elseif params.driver == "MySQL" then
+ index_sql = index_sql:gsub("`([,)])", "`(20)%1");
+ end
+ local stmt, err = connection:prepare(index_sql);
+ local ok, commit_ok, commit_err;
+ if stmt then
+ ok, err = assert(stmt:execute());
+ commit_ok, commit_err = assert(connection:commit());
+ end
+ end
+ end
+end
+
+local function serialize(value)
+ local t = type(value);
+ if t == "string" or t == "boolean" or t == "number" then
+ return t, tostring(value);
+ elseif t == "table" then
+ local value,err = json.encode(value);
+ if value then return "json", value; end
+ return nil, err;
+ end
+ return nil, "Unhandled value type: "..t;
+end
+local function deserialize(t, value)
+ if t == "string" then return value;
+ elseif t == "boolean" then
+ if value == "true" then return true;
+ elseif value == "false" then return false; end
+ elseif t == "number" then return tonumber(value);
+ elseif t == "json" then
+ return json.decode(value);
+ end
+end
+
+local function decode_user(item)
+ local userdata = {
+ user = item[1][1].user;
+ host = item[1][1].host;
+ stores = {};
+ };
+ for i=1,#item do -- loop over stores
+ local result = {};
+ local store = item[i];
+ for i=1,#store do -- loop over store data
+ local row = store[i];
+ local k = row.key;
+ local v = deserialize(row.type, row.value);
+ if k and v then
+ if k ~= "" then result[k] = v; elseif type(v) == "table" then
+ for a,b in pairs(v) do
+ result[a] = b;
+ end
+ end
+ end
+ userdata.stores[store[1].store] = result;
+ end
+ end
+ return userdata;
+end
+
+function reader(input)
+ local dbh = assert(DBI.Connect(
+ assert(input.driver, "no input.driver specified"),
+ assert(input.database, "no input.database specified"),
+ input.username, input.password,
+ input.host, input.port
+ ));
+ assert(dbh:ping());
+ local stmt = assert(dbh:prepare("SELECT * FROM prosody"));
+ assert(stmt:execute());
+ local keys = {"host", "user", "store", "key", "type", "value"};
+ local f,s,val = stmt:rows(true);
+ -- get SQL rows, sorted
+ local iter = mtools.sorted {
+ reader = function() val = f(s, val); return val; end;
+ filter = function(x)
+ for i=1,#keys do
+ if not x[keys[i]] then return false; end -- TODO log error, missing field
+ end
+ if x.host == "" then x.host = nil; end
+ if x.user == "" then x.user = nil; end
+ if x.store == "" then x.store = nil; end
+ return x;
+ end;
+ sorter = function(a, b)
+ local a_host, a_user, a_store = a.host or "", a.user or "", a.store or "";
+ local b_host, b_user, b_store = b.host or "", b.user or "", b.store or "";
+ return a_host > b_host or (a_host==b_host and a_user > b_user) or (a_host==b_host and a_user==b_user and a_store > b_store);
+ end;
+ };
+ -- merge rows to get stores
+ iter = mtools.merged(iter, function(a, b)
+ return (a.host == b.host and a.user == b.user and a.store == b.store);
+ end);
+ -- merge stores to get users
+ iter = mtools.merged(iter, function(a, b)
+ return (a[1].host == b[1].host and a[1].user == b[1].user);
+ end);
+ return function()
+ local x = iter();
+ return x and decode_user(x);
+ end;
+end
+
+function writer(output, iter)
+ local dbh = assert(DBI.Connect(
+ assert(output.driver, "no output.driver specified"),
+ assert(output.database, "no output.database specified"),
+ output.username, output.password,
+ output.host, output.port
+ ));
+ assert(dbh:ping());
+ create_table(dbh, output);
+ local stmt = assert(dbh:prepare("SELECT * FROM prosody"));
+ assert(stmt:execute());
+ local stmt = assert(dbh:prepare("DELETE FROM prosody"));
+ assert(stmt:execute());
+ local insert_sql = "INSERT INTO `prosody` (`host`,`user`,`store`,`key`,`type`,`value`) VALUES (?,?,?,?,?,?)";
+ if output.driver == "PostgreSQL" then
+ insert_sql = insert_sql:gsub("`", "\"");
+ end
+ local insert = assert(dbh:prepare(insert_sql));
+
+ return function(item)
+ if not item then assert(dbh:commit()) return dbh:close(); end -- end of input
+ local host = item.host or "";
+ local user = item.user or "";
+ for store, data in pairs(item.stores) do
+ -- TODO transactions
+ local extradata = {};
+ for key, value in pairs(data) do
+ if type(key) == "string" and key ~= "" then
+ local t, value = assert(serialize(value));
+ local ok, err = assert(insert:execute(host, user, store, key, t, value));
+ else
+ extradata[key] = value;
+ end
+ end
+ if next(extradata) ~= nil then
+ local t, extradata = assert(serialize(extradata));
+ local ok, err = assert(insert:execute(host, user, store, "", t, extradata));
+ end
+ end
+ end;
+end
+
+
+return _M;
diff --git a/tools/migration/prosody-migrator.lua b/tools/migration/prosody-migrator.lua
new file mode 100644
index 00000000..2a8bf1c3
--- /dev/null
+++ b/tools/migration/prosody-migrator.lua
@@ -0,0 +1,134 @@
+#!/usr/bin/env lua
+
+CFG_SOURCEDIR=os.getenv("PROSODY_SRCDIR");
+CFG_CONFIGDIR=os.getenv("PROSODY_CFGDIR");
+
+-- Substitute ~ with path to home directory in paths
+if CFG_CONFIGDIR then
+ CFG_CONFIGDIR = CFG_CONFIGDIR:gsub("^~", os.getenv("HOME"));
+end
+
+if CFG_SOURCEDIR then
+ CFG_SOURCEDIR = CFG_SOURCEDIR:gsub("^~", os.getenv("HOME"));
+end
+
+local default_config = (CFG_CONFIGDIR or ".").."/migrator.cfg.lua";
+
+-- Command-line parsing
+local options = {};
+local handled_opts = 0;
+for i = 1, #arg do
+ if arg[i]:sub(1,2) == "--" then
+ local opt, val = arg[i]:match("([%w-]+)=?(.*)");
+ if opt then
+ options[(opt:sub(3):gsub("%-", "_"))] = #val > 0 and val or true;
+ end
+ handled_opts = i;
+ else
+ break;
+ end
+end
+table.remove(arg, handled_opts);
+
+-- Load config file
+local function loadfilein(file, env)
+ if loadin then
+ return loadin(env, io.open(file):read("*a"));
+ else
+ local chunk, err = loadfile(file);
+ if chunk then
+ setfenv(chunk, env);
+ end
+ return chunk, err;
+ end
+end
+
+local config_file = options.config or default_config;
+local from_store = arg[1] or "input";
+local to_store = arg[2] or "output";
+
+config = {};
+local config_env = setmetatable({}, { __index = function(t, k) return function(tbl) config[k] = tbl; end; end });
+local config_chunk, err = loadfilein(config_file, config_env);
+if not config_chunk then
+ print("There was an error loading the config file, check the file exists");
+ print("and that the syntax is correct:");
+ print("", err);
+ os.exit(1);
+end
+
+config_chunk();
+
+if CFG_SOURCEDIR then
+ package.path = CFG_SOURCEDIR.."/?.lua;"..package.path;
+ package.cpath = CFG_SOURCEDIR.."/?.so;"..package.cpath;
+elseif not package.loaded["util.json"] then
+ package.path = "../../?.lua;"..package.path
+ package.cpath = "../../?.so;"..package.cpath
+end
+
+local have_err;
+if #arg > 0 and #arg ~= 2 then
+ have_err = true;
+ print("Error: Incorrect number of parameters supplied.");
+end
+if not config[from_store] then
+ have_err = true;
+ print("Error: Input store '"..from_store.."' not found in the config file.");
+end
+if not config[to_store] then
+ have_err = true;
+ print("Error: Output store '"..to_store.."' not found in the config file.");
+end
+
+function load_store_handler(name)
+ local store_type = config[name].type;
+ if not store_type then
+ print("Error: "..name.." store type not specified in the config file");
+ return false;
+ else
+ local ok, err = pcall(require, "migrator."..store_type);
+ if not ok then
+ if package.loaded["migrator."..store_type] then
+ print(("Error: Failed to initialize '%s' store:\n\t%s")
+ :format(name, err));
+ else
+ print(("Error: Unrecognised store type for '%s': %s")
+ :format(from_store, store_type));
+ end
+ return false;
+ end
+ end
+ return true;
+end
+
+have_err = have_err or not(load_store_handler(from_store, "input") and load_store_handler(to_store, "output"));
+
+if have_err then
+ print("");
+ print("Usage: "..arg[0].." FROM_STORE TO_STORE");
+ print("If no stores are specified, 'input' and 'output' are used.");
+ print("");
+ print("The available stores in your migrator config are:");
+ print("");
+ for store in pairs(config) do
+ print("", store);
+ end
+ print("");
+ os.exit(1);
+end
+
+local itype = config[from_store].type;
+local otype = config[to_store].type;
+local reader = require("migrator."..itype).reader(config[from_store]);
+local writer = require("migrator."..otype).writer(config[to_store]);
+
+local json = require "util.json";
+
+io.stderr:write("Migrating...\n");
+for x in reader do
+ --print(json.encode(x))
+ writer(x);
+end
+writer(nil); -- close
+io.stderr:write("Done!\n");