Mercurial > prosody-modules
view mod_storage_mongodb/mod_storage_mongodb.lua @ 4646:072d078be095
mod_storage_xmlarchive: Advertise capabilities (none atm)
Both 'total' and 'quota' would be prohibitively expensive for the kind
of archives this module targets as it would require counting items
across the entire archive.
author | Kim Alvefur <zash@zash.se> |
---|---|
date | Fri, 13 Aug 2021 01:18:32 +0200 |
parents | b21236b6b8d8 |
children |
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local next = next; local setmetatable = setmetatable; local params = assert ( module:get_option("mongodb") , "mongodb configuration not found" ); prosody.unlock_globals(); local mongo = require "mongo"; prosody.lock_globals(); local json = require "util.json"; local conn local keyval_store = {}; keyval_store.__index = keyval_store; function keyval_store:get(username) local host = module.host or "_global"; local store = self.store; -- The database name can't have a period in it (hence it can't be a host/ip) local namespace = params.dbname .. "." .. host; local v = { _id = { store = store ; username = username } }; local cursor , err = conn:query ( namespace , v ); if not cursor then return nil , err end; local r , err = cursor:next ( ); if not r then return nil , err end; return r.data; end function keyval_store:set(username, data) local host = module.host or "_global"; local store = self.store; -- The database name can't have a period in it (hence it can't be a host/ip) local namespace = params.dbname .. "." .. host; local v = { _id = { store = store ; username = username } }; if next(data) ~= nil then -- set data v.data = data; return conn:insert ( namespace , json.encode(v) ); else -- delete data return conn:remove ( namespace , v ); end; end local driver = {}; function driver:open(store, typ) if not conn then conn = assert ( mongo.Connection.New ( true ) ); assert ( conn:connect ( params.server ) ); if params.username then assert ( conn:auth ( params ) ); end end if not typ then -- default key-value store return setmetatable({ store = store }, keyval_store); end; return nil, "unsupported-store"; end module:provides("storage", driver);