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#!/usr/bin/env lua
CFG_SOURCEDIR=CFG_SOURCEDIR or os.getenv("PROSODY_SRCDIR");
CFG_CONFIGDIR=CFG_CONFIGDIR or os.getenv("PROSODY_CFGDIR");
CFG_PLUGINDIR=CFG_PLUGINDIR or os.getenv("PROSODY_PLUGINDIR");
CFG_DATADIR=CFG_DATADIR or os.getenv("PROSODY_DATADIR");
-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
local function is_relative(path)
local path_sep = package.config:sub(1,1);
return ((path_sep == "/" and path:sub(1,1) ~= "/")
or (path_sep == "\\" and (path:sub(1,1) ~= "/" and path:sub(2,3) ~= ":\\")))
end
-- Tell Lua where to find our libraries
if CFG_SOURCEDIR then
local function filter_relative_paths(path)
if is_relative(path) then return ""; end
end
local function sanitise_paths(paths)
return (paths:gsub("[^;]+;?", filter_relative_paths):gsub(";;+", ";"));
end
package.path = sanitise_paths(CFG_SOURCEDIR.."/?.lua;"..package.path);
package.cpath = sanitise_paths(CFG_SOURCEDIR.."/?.so;"..package.cpath);
end
-- Substitute ~ with path to home directory in data path
if CFG_DATADIR then
if os.getenv("HOME") then
CFG_DATADIR = CFG_DATADIR:gsub("^~", os.getenv("HOME"));
end
end
local default_config = (CFG_CONFIGDIR or ".").."/migrator.cfg.lua";
local startup = require "util.startup";
startup.prosodyctl();
-- TODO startup.migrator ?
-- Command-line parsing
local options = {};
local i = 1;
while arg[i] 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
table.remove(arg, i);
else
i = i + 1;
end
end
local envloadfile = require "util.envload".envloadfile;
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 = envloadfile(config_file, config_env);
if not config_chunk then
print("There was an error loading the config file, check that the file exists");
print("and that the syntax is correct:");
print("", err);
os.exit(1);
end
config_chunk();
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
for store, conf in pairs(config) do -- COMPAT
if conf.type == "prosody_files" then
conf.type = "internal";
elseif conf.type == "prosody_sql" then
conf.type = "sql";
end
end
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 async = require "util.async";
local server = require "net.server";
local watchers = {
error = function (_, err)
error(err);
end;
waiting = function ()
server.loop();
end;
};
local cm = require "core.configmanager";
local hm = require "core.hostmanager";
local sm = require "core.storagemanager";
local um = require "core.usermanager";
local function users(store, host)
if store.users then
return store:users();
else
return um.users(host);
end
end
local function prepare_config(host, conf)
if conf.type == "internal" then
sm.olddm.set_data_path(conf.path or prosody.paths.data);
elseif conf.type == "sql" then
cm.set(host, "sql", conf);
end
end
local function get_driver(host, conf)
prepare_config(host, conf);
return assert(sm.load_driver(host, conf.type));
end
local migration_runner = async.runner(function (job)
for host, stores in pairs(job.input.hosts) do
prosody.hosts[host] = startup.make_host(host);
sm.initialize_host(host);
um.initialize_host(host);
local input_driver = get_driver(host, job.input);
local output_driver = get_driver(host, job.output);
for _, store in ipairs(stores) do
local p, typ = store:match("()%-(%w+)$");
if typ then store = store:sub(1, p-1); else typ = "keyval"; end
log("info", "Migrating host %s store %s (%s)", host, store, typ);
local origin = assert(input_driver:open(store, typ));
local destination = assert(output_driver:open(store, typ));
if typ == "keyval" then -- host data
local data, err = origin:get(nil);
assert(not err, err);
assert(destination:set(nil, data));
end
for user in users(origin, host) do
if typ == "keyval" then
local data, err = origin:get(user);
assert(not err, err);
assert(destination:set(user, data));
elseif typ == "archive" then
local iter, err = origin:find(user);
assert(iter, err);
for id, item, when, with in iter do
assert(destination:append(user, id, item, when, with));
end
else
error("Don't know how to migrate data of type '"..typ.."'.");
end
end
end
end
end, watchers);
io.stderr:write("Migrating...\n");
migration_runner:run({ input = config[from_store], output = config[to_store] });
io.stderr:write("Done!\n");
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