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Add read-only option docker-compose.evaluatedServices

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This commit is contained in:
Robert Hensing 2019-03-11 14:55:55 +01:00
parent 00f7b3e711
commit ed2d58c8bd
2 changed files with 9 additions and 3 deletions
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2
src/arion
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@ -184,7 +184,7 @@ To get started:
To see deployment-wide configuration
type config. and hit TAB
To see the services
type config.docker-compose.services TAB or ENTER
type config.docker-compose.evaluatedServices TAB or ENTER
To bring the top-level Nixpkgs attributes into scope
type :a (config._module.args.pkgs) // { inherit config; }

10
src/nix/modules/composition/docker-compose.nix
View file

@ -11,7 +11,7 @@
*/
{ pkgs, lib, config, ... }:
let
evalService = name: modules: (pkgs.callPackage ../../eval-service.nix {} { inherit name modules; inherit (config) host; }).config.build.service;
evalService = name: modules: pkgs.callPackage ../../eval-service.nix {} { inherit name modules; inherit (config) host; };
in
{
@ -33,14 +33,20 @@ in
type = with lib.types; attrsOf (coercedTo unspecified (a: [a]) (listOf unspecified));
description = "A attribute set of service configurations. A service specifies how to run an image. Each of these service configurations is specified using modules whose options are described in the Service Options section.";
};
docker-compose.evaluatedServices = lib.mkOption {
type = lib.types.attrsOf lib.types.attrs;
description = "Attribute set of evaluated service configurations.";
readOnly = true;
};
};
config = {
build.dockerComposeYaml = pkgs.writeText "docker-compose.yaml" config.build.dockerComposeYamlText;
build.dockerComposeYamlText = builtins.toJSON (config.docker-compose.raw);
docker-compose.evaluatedServices = lib.mapAttrs evalService config.docker-compose.services;
docker-compose.raw = {
version = "3";
services = lib.mapAttrs evalService config.docker-compose.services;
services = lib.mapAttrs (k: c: c.config.build.service) config.docker-compose.evaluatedServices;
};
};
}