Mercurial > prosody-modules
comparison mod_migrate/mod_migrate.lua @ 1791:8df071457dee
mod_migrate: Provides a prosodyctl mod_migrate command for copying data between storage backends
author | Kim Alvefur <zash@zash.se> |
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date | Wed, 26 Aug 2015 18:03:31 +0200 |
parents | |
children | 22b799c7b50a |
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1790:4c2146f5bf39 | 1791:8df071457dee |
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1 -- mod_migrate | |
2 | |
3 local sm = require"core.storagemanager"; | |
4 local um = require"core.usermanager"; | |
5 local mm = require"core.modulemanager"; | |
6 | |
7 function module.command(arg) | |
8 local host, source_store, migrate_to, user = unpack(arg); | |
9 if not migrate_to then | |
10 return print("Usage: prosodyctl mod_migrate example.com <source-store> <targer-driver> [users]*"); | |
11 end | |
12 sm.initialize_host(host); | |
13 um.initialize_host(host); | |
14 local module = module:context(host); | |
15 local storage = module:open_store(source_store); | |
16 local target = assert(sm.load_driver(host, migrate_to)); | |
17 target = assert(target:open(source_store)); | |
18 local function migrate_user(username) | |
19 module:log("info", "Migrating data for %s", username); | |
20 local data, err = storage:get(username); | |
21 assert(data or err==nil, err); | |
22 assert(target:set(username, data)); | |
23 end | |
24 | |
25 if arg[4] then | |
26 for i = 4, #arg do | |
27 migrate_user(arg[i]); | |
28 end | |
29 else | |
30 for user in um.users(host) do | |
31 migrate_user(user); | |
32 end | |
33 end | |
34 end |