115 lines
2.7 KiB
Nix
115 lines
2.7 KiB
Nix
{ pkgs }:
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let
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inherit (pkgs) lib;
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in
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{
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mkWrapper =
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{
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config,
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name,
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enableTui ? false,
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modules ? [ ],
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}:
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let
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merged_config = lib.foldl' (acc: elem: acc // elem.config) config modules;
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checks = lib.concatStringsSep "\n" (
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lib.concatMap (
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attrs:
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lib.mapAttrsToList (k: v: ''
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echo "Running ${k}"
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${v}/bin/check
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echo "Passed ${k}"
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'') attrs.checks
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) modules
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);
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removeNullAndEmptyAttrs =
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attrs:
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let
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f = lib.filterAttrsRecursive (key: value: value != null && value != { });
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in
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# filterAttrsRecursive doesn't delete the *resulting* empty attrs, so we must
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# evaluate it again and to get rid of it.
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lib.pipe attrs [
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f
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f
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];
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toPCJson =
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name: attrs:
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pkgs.writeTextFile {
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name = "process-compose-${name}.json";
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text = builtins.toJSON attrs;
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};
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configFile = toPCJson name (
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removeNullAndEmptyAttrs (
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merged_config
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// {
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is_tui_disabled = !enableTui;
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}
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)
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);
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in
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pkgs.writeShellApplication {
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inherit name;
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text =
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checks
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+ ''
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PC_CONFIG_FILES=${configFile} ${pkgs.process-compose}/bin/process-compose "$@"
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'';
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};
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mkPostgres =
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{
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name,
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default_config ? true,
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config ? { },
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extra_config ? '''',
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package ? pkgs.postgresql,
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...
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}:
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let
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merged_config =
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(
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if default_config then
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{
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listen_addresses = "localhost";
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port = 5432;
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shared_buffers = "128MB";
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work_mem = "4MB";
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logging_collector = false;
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}
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else
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{ }
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)
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// config;
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toStr =
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value:
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if true == value then
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"yes"
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else if false == value then
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"no"
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else if lib.isString value then
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"'${lib.replaceStrings [ "'" ] [ "''" ] value}'"
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else
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builtins.toString value;
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configFile = pkgs.writeTextDir "postgresql.conf" (
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lib.concatStringsSep "\n" (
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lib.mapAttrsToList (n: v: "${n} = ${toStr v}") (
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lib.filterAttrs (lib.const (x: x != null)) merged_config
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)
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)
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);
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configFileCheck = pkgs.writeShellApplication {
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name = "check";
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text = ''
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${package}/bin/postgres -D${configFile} -C config_file
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'';
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};
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in
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{
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config.processes."${name}" = {
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};
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checks."postgresql${name}" = configFileCheck;
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};
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}
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