58 lines
2.8 KiB
Nix
58 lines
2.8 KiB
Nix
{
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description = "Nixinate your systems 🕶️";
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inputs = {
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nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
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examples.url = "path:./examples";
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};
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outputs = { self, nixpkgs, examples, ... }:
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let
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version = builtins.substring 0 8 self.lastModifiedDate;
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supportedSystems = [ "x86_64-linux" "x86_64-darwin" "aarch64-linux" "aarch64-darwin" ];
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forAllSystems = nixpkgs.lib.genAttrs supportedSystems;
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nixpkgsFor = forAllSystems (system: import nixpkgs { inherit system; overlays = [ self.overlay ]; });
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in rec
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{
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overlay = final: prev: {
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generateApps = flake:
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let
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machines = builtins.attrNames flake.nixosConfigurations;
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validMachines = final.lib.remove "" (final.lib.forEach machines (x: final.lib.optionalString (flake.nixosConfigurations."${x}"._module.args ? nixinate) "${x}" ));
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mkDeployScript = machine: final.writeScript "deploy-${machine}.sh" ''
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set -e
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SSH_USER=${flake.nixosConfigurations.${machine}._module.args.nixinate.sshUser}
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SSH_HOST=${flake.nixosConfigurations.${machine}._module.args.nixinate.host}
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BUILD_ON=${flake.nixosConfigurations.${machine}._module.args.nixinate.buildOn}
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echo "🚀 Deploying nixosConfigurations.${machine} from ${flake}"
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echo "👤 SSH User: $SSH_USER"
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echo "🌐 SSH Host: $SSH_HOST"
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if [ $BUILD_ON = "remote" ]; then
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echo "🚀 Sending flake to ${machine} via rsync:"
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( set -x; ${final.rsync}/bin/rsync -q -vz --recursive --zc=zstd ${flake}/* $SSH_USER@$SSH_HOST:/tmp/nixcfg/ )
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echo "🤞 Activating configuration on ${machine} via ssh:"
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( set -x; ${final.openssh}/bin/ssh -t $SSH_USER@$SSH_HOST 'sudo nixos-rebuild switch --flake /tmp/nixcfg#${machine}' )
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elif [ $BUILD_ON = "local" ]; then
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echo "🔨 Building system closure locally, copying it to remote store and activating it:"
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( set -x; NIX_SSHOPTS="-t" ${final.nixos-rebuild}/bin/nixos-rebuild switch --flake ${flake}#${machine} --target-host $SSH_USER@$SSH_HOST --use-remote-sudo )
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else
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echo "_module.args.nixinate.buildOn is not set to a valid value of 'local' or 'remote'"
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fi
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'';
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in
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{
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nixinate =
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(
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nixpkgs.lib.genAttrs
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validMachines
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(x:
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{
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type = "app";
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program = toString (mkDeployScript x);
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}
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)
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);
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};
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};
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nixinate = forAllSystems (system: nixpkgsFor.${system}.generateApps);
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apps = nixinate.x86_64-linux examples;
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};
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}
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