diff options
| -rw-r--r-- | tools/migration/config.lua | 26 | ||||
| -rw-r--r-- | tools/migration/main.lua | 27 | ||||
| -rw-r--r-- | tools/migration/mtools.lua | 56 | ||||
| -rw-r--r-- | tools/migration/prosody_files.lua | 133 | ||||
| -rw-r--r-- | tools/migration/prosody_sql.lua | 174 |
5 files changed, 416 insertions, 0 deletions
diff --git a/tools/migration/config.lua b/tools/migration/config.lua new file mode 100644 index 00000000..199b8207 --- /dev/null +++ b/tools/migration/config.lua @@ -0,0 +1,26 @@ +input {
+ type = "prosody_sql";
+ driver = "SQLite3";
+ database = "out.sqlite";
+}
+output {
+ type = "prosody_files";
+ path = "out";
+}
+
+--[[
+
+input {
+ path = "../../data";
+ type = "prosody_files";
+ driver = "SQLite3";
+ database = "../../prosody.sqlite";
+}
+output {
+ type = "prosody_sql";
+ driver = "SQLite3";
+ database = "out.sqlite";
+ path = "out";
+}
+
+]]
diff --git a/tools/migration/main.lua b/tools/migration/main.lua new file mode 100644 index 00000000..42e9babe --- /dev/null +++ b/tools/migration/main.lua @@ -0,0 +1,27 @@ +
+
+
+local function loadfilein(file, env) return loadin and loadin(env, io.open(file):read("*a")) or setfenv(loadfile(file), env); end
+config = {};
+local config_env = setmetatable({}, { __index = function(t, k) return function(tbl) config[k] = tbl; end; end });
+loadfilein("config.lua", config_env)();
+
+package.path = "../../?.lua;"..package.path
+package.cpath = "../../?.dll;"..package.cpath
+
+
+assert(config.input, "no input specified")
+assert(config.output, "no output specified")
+local itype = assert(config.input.type, "no input.type specified");
+local otype = assert(config.output.type, "no output.type specified");
+local reader = require(itype).reader(config.input);
+local writer = require(otype).writer(config.output);
+
+local json = require "util.json";
+
+for x in reader do
+ --print(json.encode(x))
+ writer(x);
+end
+writer(nil); -- close
+
diff --git a/tools/migration/mtools.lua b/tools/migration/mtools.lua new file mode 100644 index 00000000..d2bd1e7a --- /dev/null +++ b/tools/migration/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/prosody_files.lua b/tools/migration/prosody_files.lua new file mode 100644 index 00000000..d9c2dd45 --- /dev/null +++ b/tools/migration/prosody_files.lua @@ -0,0 +1,133 @@ +
+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 "mtools";
+local next = next;
+local pairs = pairs;
+local json = require "util.json";
+
+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("//+", "/");
+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/prosody_sql.lua b/tools/migration/prosody_sql.lua new file mode 100644 index 00000000..56990f4a --- /dev/null +++ b/tools/migration/prosody_sql.lua @@ -0,0 +1,174 @@ +
+local assert = assert;
+local DBI = 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 "mtools";
+local tostring = tostring;
+local tonumber = tonumber;
+
+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 = assert(dbh:prepare("INSERT INTO `prosody` (`host`,`user`,`store`,`key`,`type`,`value`) VALUES (?,?,?,?,?,?)"));
+
+ 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;
|