Mercurial > prosody-modules
comparison mod_storage_memory/mod_storage_memory.lua @ 1259:fa7e402fcdc1
mod_storage_memory: Simple in-memory only storage backend without persistence
| author | Kim Alvefur <zash@zash.se> |
|---|---|
| date | Tue, 31 Dec 2013 02:17:50 +0100 |
| parents | |
| children | 8b997d9cf09e |
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| 1258:fc82d8eded7d | 1259:fa7e402fcdc1 |
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| 1 | |
| 2 local memory = setmetatable({}, { | |
| 3 __index = function(t, k) | |
| 4 local store = module:shared(k) | |
| 5 t[k] = store; | |
| 6 return store; | |
| 7 end | |
| 8 }); | |
| 9 | |
| 10 local keyval_store = {}; | |
| 11 keyval_store.__index = keyval_store; | |
| 12 | |
| 13 function keyval_store:get(username) | |
| 14 return self.store[username]; | |
| 15 end | |
| 16 | |
| 17 function keyval_store:set(username, data) | |
| 18 self.store[username] = data; | |
| 19 return true; | |
| 20 end | |
| 21 | |
| 22 local stores = { | |
| 23 keyval = keyval_store; | |
| 24 } | |
| 25 | |
| 26 local driver = {}; | |
| 27 | |
| 28 function driver:open(store, typ) | |
| 29 local store_mt = stores[typ or "keyval"]; | |
| 30 if store_mt then | |
| 31 return setmetatable({ store = memory[store] }, store_mt); | |
| 32 end | |
| 33 return nil, "unsupported-store"; | |
| 34 end | |
| 35 | |
| 36 module:provides("storage", driver); |
