42 lines
1 KiB
Nix
42 lines
1 KiB
Nix
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{ cluster, ... }:
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let
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inherit (cluster.config) vars;
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internalPort = cluster.config.links.patroni-pg-internal.portStr;
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checkPort = cluster.config.links.patroni-api.portStr;
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nodes = cluster.config.services.patroni.nodes.worker;
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getMeshIp = name: vars.mesh.${name}.meshIp;
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mkServerString = name: "server pg_ha_${name}_${internalPort} ${getMeshIp name}:${internalPort} maxconn 200 check port ${checkPort}";
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in
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{
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services.haproxy = {
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enable = true;
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config = ''
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global
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maxconn 200
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defaults
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log global
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mode tcp
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retries 2
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timeout client 30m
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timeout connect 4s
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timeout server 30m
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timeout check 5s
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listen patroni
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bind ${cluster.config.links.patroni-pg-access.tuple}
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option httpchk
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http-check expect status 200
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default-server inter 3s fall 3 rise 2 on-marked-down shutdown-sessions
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${builtins.concatStringsSep " \n" (map mkServerString nodes)}
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'';
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};
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}
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