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set up nix mcp server

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This commit is contained in:
Leyla Becker 2025-08-28 11:48:00 -05:00
parent 0d2a3e26a8
commit 0d57fb08b1
5 changed files with 140 additions and 4 deletions
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1
README.md
View file

@ -62,7 +62,6 @@ nix multi user, multi system, configuration with `sops` secret management, `home
- Create Tor guard/relay server
- migrate away from flakes and move to npins
- whisper
- nix mcp
- zfs encryption FIDO2 2fa (look into shavee)
- Secure Boot - https://github.com/nix-community/lanzaboote
- rotate sops encryption keys periodically (and somehow sync between devices?)

5
configurations/home-manager/leyla/packages/vscode/default.nix
View file

@ -68,7 +68,10 @@ in {
go.enable = true;
# claude development
claudeDev.enable = ai-tooling-enabled;
claudeDev = lib.mkIf ai-tooling-enabled {
enable = true;
mcp.nixos.enable = true;
};
# misc extensions
evenBetterToml.enable = true;

94
flake.lock generated
View file

@ -1,5 +1,23 @@
{
"nodes": {
"devshell": {
"inputs": {
"nixpkgs": "nixpkgs"
},
"locked": {
"lastModified": 1741473158,
"narHash": "sha256-kWNaq6wQUbUMlPgw8Y+9/9wP0F8SHkjy24/mN3UAppg=",
"owner": "numtide",
"repo": "devshell",
"rev": "7c9e793ebe66bcba8292989a68c0419b737a22a0",
"type": "github"
},
"original": {
"owner": "numtide",
"repo": "devshell",
"type": "github"
}
},
"disko": {
"inputs": {
"nixpkgs": [
@ -75,6 +93,24 @@
"type": "github"
}
},
"flake-utils_2": {
"inputs": {
"systems": "systems_2"
},
"locked": {
"lastModified": 1731533236,
"narHash": "sha256-l0KFg5HjrsfsO/JpG+r7fRrqm12kzFHyUHqHCVpMMbI=",
"owner": "numtide",
"repo": "flake-utils",
"rev": "11707dc2f618dd54ca8739b309ec4fc024de578b",
"type": "github"
},
"original": {
"owner": "numtide",
"repo": "flake-utils",
"type": "github"
}
},
"home-manager": {
"inputs": {
"nixpkgs": [
@ -110,6 +146,28 @@
"type": "github"
}
},
"mcp-nixos": {
"inputs": {
"devshell": "devshell",
"flake-utils": "flake-utils",
"nixpkgs": [
"nixpkgs"
]
},
"locked": {
"lastModified": 1755372538,
"narHash": "sha256-iWhsf1Myk6RyQ7IuNf4bWI3Sqq9pgmhKvEisCXtkxyw=",
"owner": "utensils",
"repo": "mcp-nixos",
"rev": "46b4d4d3d6421bfbadc415532ef74433871e1cda",
"type": "github"
},
"original": {
"owner": "utensils",
"repo": "mcp-nixos",
"type": "github"
}
},
"nix-darwin": {
"inputs": {
"nixpkgs": [
@ -153,7 +211,7 @@
},
"nix-vscode-extensions": {
"inputs": {
"flake-utils": "flake-utils",
"flake-utils": "flake-utils_2",
"nixpkgs": [
"nixpkgs"
]
@ -189,6 +247,22 @@
}
},
"nixpkgs": {
"locked": {
"lastModified": 1722073938,
"narHash": "sha256-OpX0StkL8vpXyWOGUD6G+MA26wAXK6SpT94kLJXo6B4=",
"owner": "NixOS",
"repo": "nixpkgs",
"rev": "e36e9f57337d0ff0cf77aceb58af4c805472bfae",
"type": "github"
},
"original": {
"owner": "NixOS",
"ref": "nixpkgs-unstable",
"repo": "nixpkgs",
"type": "github"
}
},
"nixpkgs_2": {
"locked": {
"lastModified": 1755615617,
"narHash": "sha256-HMwfAJBdrr8wXAkbGhtcby1zGFvs+StOp19xNsbqdOg=",
@ -211,11 +285,12 @@
"flake-compat": "flake-compat",
"home-manager": "home-manager",
"impermanence": "impermanence",
"mcp-nixos": "mcp-nixos",
"nix-darwin": "nix-darwin",
"nix-syncthing": "nix-syncthing",
"nix-vscode-extensions": "nix-vscode-extensions",
"nixos-hardware": "nixos-hardware",
"nixpkgs": "nixpkgs",
"nixpkgs": "nixpkgs_2",
"secrets": "secrets",
"sops-nix": "sops-nix",
"steam-fetcher": "steam-fetcher"
@ -291,6 +366,21 @@
"repo": "default",
"type": "github"
}
},
"systems_2": {
"locked": {
"lastModified": 1681028828,
"narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
"owner": "nix-systems",
"repo": "default",
"rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
"type": "github"
},
"original": {
"owner": "nix-systems",
"repo": "default",
"type": "github"
}
}
},
"root": "root",

8
flake.nix
View file

@ -76,6 +76,12 @@
url = "github:nix-community/steam-fetcher";
inputs.nixpkgs.follows = "nixpkgs";
};
# MCP NixOS server for Claude Dev
mcp-nixos = {
url = "github:utensils/mcp-nixos";
inputs.nixpkgs.follows = "nixpkgs";
};
};
outputs = {
@ -157,6 +163,8 @@
disko
# for viewing dconf entries
dconf-editor
# for MCP NixOS server support in development
inputs.mcp-nixos.packages.${system}.default
];
SOPS_AGE_KEY_DIRECTORY = import ./const/sops_age_key_directory.nix;

36
modules/home-manager-modules/programs/vscode/claudeDev.nix
View file

@ -2,10 +2,27 @@
lib,
pkgs,
config,
inputs,
...
}: let
pkgsRepositories = pkgs.nix-vscode-extensions.forVSCodeVersion config.programs.vscode.package.version;
pkgsRepository = pkgsRepositories.open-vsx;
mcp-nixos = inputs.mcp-nixos.packages.${pkgs.stdenv.hostPlatform.system}.default;
anyProfileHasMcpNixos = lib.any (
profile:
profile.extraExtensions.claudeDev.enable
&& profile.extraExtensions.claudeDev.mcp.nixos.enable
) (lib.attrValues config.programs.vscode.profiles);
mcpServersConfig = lib.mkMerge [
(lib.mkIf anyProfileHasMcpNixos {
nixos = {
command = "${mcp-nixos}/bin/mcp-nixos";
};
})
];
in {
options.programs.vscode.profiles = lib.mkOption {
type = lib.types.attrsOf (lib.types.submodule ({config, ...}: {
@ -15,6 +32,12 @@ in {
extension = lib.mkPackageOption pkgsRepository "claude-dev" {
default = ["saoudrizwan" "claude-dev"];
};
mcp = {
nixos = {
enable = lib.mkEnableOption "enable NixOS MCP server for Claude Dev";
};
};
};
};
config = lib.mkIf config.extraExtensions.claudeDev.enable {
@ -24,4 +47,17 @@ in {
};
}));
};
config = lib.mkIf anyProfileHasMcpNixos {
home.file."${config.xdg.configHome}/VSCodium/User/globalStorage/saoudrizwan.claude-dev/settings/cline_mcp_settings.json" = {
text = builtins.toJSON {
mcpServers = mcpServersConfig;
};
force = true;
};
home.packages = [
mcp-nixos
];
};
}