prosody
41a587613a0e
net/resolvers/chain.lua

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net/resolvers/chain.lua @ 13419:41a587613a0e

mod_smacks: Adjust buckets for resumption age statistic Given that there are recommendations floating around recommending 24 hours session lifetime, having buckets up to 10 minutes wouldn't be useful in that case. Would be nice if we had some way to automatically assign suitable number series for buckets, scaled to what the configuration might be.
author Kim Alvefur <zash@zash.se>
date Fri, 16 Feb 2024 00:15:36 +0100
parent 12204:7c397a49d163
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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12204
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
Kim Alvefur <zash@zash.se>
parents:
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1
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
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2 local methods = {};
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
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3 local resolver_mt = { __index = methods };
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
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4
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
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5 -- Find the next target to connect to, and
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
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6 -- pass it to cb()
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
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7 function methods:next(cb)
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
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8 if self.resolvers then
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
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9 if not self.resolver then
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
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10 if #self.resolvers == 0 then
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
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11 cb(nil);
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
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12 return;
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
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13 end
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
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14 local next_resolver = table.remove(self.resolvers, 1);
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
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15 self.resolver = next_resolver;
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
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16 end
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
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17 self.resolver:next(function (...)
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
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18 if self.resolver then
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
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19 self.last_error = self.resolver.last_error;
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
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20 end
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
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21 if ... == nil then
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
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22 self.resolver = nil;
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
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23 self:next(cb);
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
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24 else
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
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25 cb(...);
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
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26 end
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
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27 end);
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
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28 return;
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
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29 end
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
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30 end
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
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31
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
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32 local function new(resolvers)
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
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33 return setmetatable({ resolvers = resolvers }, resolver_mt);
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
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34 end
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
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35
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
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36 return {
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
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37 new = new;
7c397a49d163 net.resolvers.chain: A resolver for combining other resolvers
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38 };