File

net/resolvers/manual.lua @ 13143:3ec48555b773

mod_storage_sql: Add UPSERT support Currently limited to SQLite3 for lack of testing on other databases. Adds a migration to replace the non-UNIQUE prosody_index, renaming it prosody_unique_index since ALTER INDEX does not seem to be portable.
author Kim Alvefur <zash@zash.se>
date Sat, 10 Jun 2023 15:44:09 +0200
parent 12589:39ae08180c81
line wrap: on
line source

local methods = {};
local resolver_mt = { __index = methods };
local unpack = table.unpack;

-- Find the next target to connect to, and
-- pass it to cb()
function methods:next(cb)
	if #self.targets == 0 then
		cb(nil);
		return;
	end
	local next_target = table.remove(self.targets, 1);
	cb(unpack(next_target, 1, 4));
end

local function new(targets, conn_type, extra)
	return setmetatable({
		conn_type = conn_type;
		extra = extra;
		targets = targets or {};
	}, resolver_mt);
end

return {
	new = new;
};