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ALPHA: wire is a tool to deploy nixos systems (contribution fork) forked from althaea.zone/wire
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Nix
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{ hive, nixosConfigurations ? { },}:let module = import ./module;
mergedHive = { meta = { };
defaults = { }; } // hive # Map nixosConfigurations into nodes // (builtins.mapAttrs (name: value: { imports = value._module.args.modules # Include any custom stuff within `colmena` ++ [ hive.${name} or { } ]; }) nixosConfigurations);
nodeNames = builtins.filter ( name: !builtins.elem name [ "meta" "defaults" "-" ] ) (builtins.filter (name: builtins.hasAttr name hive) (builtins.attrNames mergedHive));
resolveNixpkgs = value: help: # support `<nixpkgs>` if builtins.isPath value then import value { } # support npins sources passed directly else if value ? "outPath" then import value { } # support `import <nixpkgs> { }` else if builtins.isAttrs value then value else builtins.abort "${help} was not a path, { outPath, .. }, or attrset. Was type: ${builtins.typeOf value}";
hiveGlobalNixpkgs = if mergedHive.meta ? "nixpkgs" then (resolveNixpkgs mergedHive.meta.nixpkgs "meta.nixpkgs") else builtins.abort "makeHive called without meta.nixpkgs specified.";
getNodeNixpkgs = name: if mergedHive.meta ? "nodeNixpkgs" then if mergedHive.meta.nodeNixpkgs ? "${name}" then (resolveNixpkgs mergedHive.meta.nodeNixpkgs.${name} "meta.nodeNixpkgs.${name}") else hiveGlobalNixpkgs else hiveGlobalNixpkgs;
nixpkgsIsFlake = nixpkgs: nixpkgs.lib.hasSuffix "-source" nixpkgs.path;
evaluateNode = name: let nixpkgs = getNodeNixpkgs name; evalConfig = import (nixpkgs.path + "/nixos/lib/eval-config.nix"); in evalConfig { modules = [ module
mergedHive.defaults mergedHive.${name} ] ++ (nixpkgs.lib.optional (nixpkgsIsFlake nixpkgs) { config.nixpkgs.flake.source = nixpkgs.lib.mkDefault nixpkgs.path; }); system = null; specialArgs = { inherit name nodes; } // mergedHive.meta.specialArgs or { }; };
nodes = builtins.listToAttrs ( map (name: { inherit name; value = evaluateNode name; }) nodeNames );
getTopLevel = node: (evaluateNode node).config.system.build.toplevel.drvPath;inrec { inherit nodes;
topLevels = builtins.mapAttrs (name: _: getTopLevel name) nodes; inspect = { _schema = 1;
nodes = builtins.mapAttrs (_: v: v.config.deployment) nodes; };
names = nodeNames;}