annotate mod_storage_memory/mod_storage_memory.lua @ 1443:faf1a5d89cd7

mod_statsd: First commit
author daurnimator <quae@daurnimator.com>
date Mon, 23 Jun 2014 14:19:05 -0400
parents fa7e402fcdc1
children 8b997d9cf09e
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fa7e402fcdc1 mod_storage_memory: Simple in-memory only storage backend without persistence
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1
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2 local memory = setmetatable({}, {
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3 __index = function(t, k)
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4 local store = module:shared(k)
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5 t[k] = store;
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6 return store;
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7 end
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8 });
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10 local keyval_store = {};
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11 keyval_store.__index = keyval_store;
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13 function keyval_store:get(username)
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14 return self.store[username];
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15 end
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17 function keyval_store:set(username, data)
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18 self.store[username] = data;
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19 return true;
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20 end
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22 local stores = {
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23 keyval = keyval_store;
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24 }
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26 local driver = {};
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28 function driver:open(store, typ)
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29 local store_mt = stores[typ or "keyval"];
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30 if store_mt then
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31 return setmetatable({ store = memory[store] }, store_mt);
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32 end
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33 return nil, "unsupported-store";
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34 end
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36 module:provides("storage", driver);