Removed obsolete ai.nix, added comments in code

This commit is contained in:
2026-02-28 10:58:37 +01:00
parent 955e28dc51
commit 4b9992e9f2
3 changed files with 526 additions and 579 deletions
+386 -410
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+71 -88
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@@ -1643,56 +1643,109 @@ It ensures the Ollama CLI is available system-wide for interacting with local mo
It automatically pulls and prepares selected coding models (e.g., Qwen2.5-Coder and StarCoder2) at system activation.
#+begin_src nix :tangle home/apps/ai.nix :noweb tangle :mkdirp yes
{ config, pkgs, lib, flakeRoot, ... }:
{ config, pkgs, lib, ... }:
let
# Read environment variables from file
# Read environment variables (OLLAMA_HOST and MISTRAL_API_KEY) from a local file.
# This keeps sensitive values out of the Nix store and version control.
# File format: one KEY=value per line (e.g., MISTRAL_API_KEY=yourkey)
envVars = lib.genAttrs (builtins.splitStrings "\n" (builtins.readFile (toString ./assets/conf/apps/ai.env)))
(nameValue: builtins.splitString "=" nameValue);
in
{
# Install ZED and Ollama
# --- Packages ---
# Install ZED editor and Ollama with Vulkan support (for CPU/AMD).
# For NVIDIA GPUs, replace `ollama-vulkan` with `ollama`.
# For AMD ROCm, use `ollama-rocm` and ensure ROCm is installed.
home.packages = [
pkgs.ollama-vulkan # For Vulkan (CPU/AMD). For NVIDIA: pkgs.ollama. For AMD ROCm: pkgs.ollama-rocm
pkgs.ollama-vulkan
pkgs.zed
];
# Environment variables for ZED and Ollama
# --- Environment Variables ---
# Set OLLAMA_HOST and MISTRAL_API_KEY for ZED and other user applications.
# Values are read from ./assets/conf/apps/ai.env.
home.sessionVariables = {
OLLAMA_HOST = envVars.OLLAMA_HOST or "http://127.0.0.1:11434";
MISTRAL_API_KEY = envVars.MISTRAL_API_KEY or "";
OLLAMA_HOST = envVars.OLLAMA_HOST or "http://127.0.0.1:11434"; # Default Ollama endpoint
MISTRAL_API_KEY = envVars.MISTRAL_API_KEY or ""; # Mistral API key (required for cloud models)
};
# Run Ollama as a user service
# --- Ollama User Service ---
# Configure Ollama to run as a user service (starts on login).
# This avoids root privileges and allows per-user model management.
systemd.user.services.ollama = {
description = "Ollama service for local AI models";
wantedBy = [ "default.target" ];
after = [ "network.target" ];
wantedBy = [ "default.target" ]; # Start with user session
after = [ "network.target" ]; # Ensure network is ready
serviceConfig = {
Type = "forking";
Type = "forking"; # Run as a background process
# Start Ollama server
ExecStart = ''
${pkgs.ollama-vulkan}/bin/ollama serve
'';
# Pull default models after server starts
ExecStartPost = ''
sleep 5
${pkgs.ollama-vulkan}/bin/ollama pull codellama:70b
${pkgs.ollama-vulkan}/bin/ollama pull mixtral:8x7b
sleep 5 # Wait for server to initialize
# Pull coding and chat models at startup
${pkgs.ollama-vulkan}/bin/ollama pull codellama:70b # Best for coding tasks
${pkgs.ollama-vulkan}/bin/ollama pull mixtral:8x7b # Best for chat/conversation
# Uncomment to pull additional models:
# ${pkgs.ollama-vulkan}/bin/ollama pull llama3:8b # General-purpose model
# ${pkgs.ollama-vulkan}/bin/ollama pull qwen2.5-coder:7b # Multilingual coding
# ${pkgs.ollama-vulkan}/bin/ollama pull starcoder2:15b # Alternative for code
'';
Restart = "on-failure";
Restart = "on-failure"; # Restart if Ollama crashes
};
};
# Configure ZED using the external config file with substituted variables
# --- ZED Configuration ---
# Generate ZED's settings.json with substituted API keys and endpoints.
# Base config is read from ./assets/conf/apps/ai.conf, with variables injected.
home.file.".config/zed/settings.json".text = lib.mkForce (
builtins.readFile (toString ./assets/conf/apps/ai.conf)
// ''
{
"mistral": {
"apiKey": "${envVars.MISTRAL_API_KEY}"
"apiKey": "${envVars.MISTRAL_API_KEY}", # Inject Mistral API key
"defaultModel": "mistral-pro" # Default Mistral model
},
"ollama": {
"endpoint": "${envVars.OLLAMA_HOST}"
"endpoint": "${envVars.OLLAMA_HOST}", # Inject Ollama endpoint
"defaultModel": "codellama:70b" # Default Ollama model for coding
}
}
''
);
# --- Usage Notes ---
# 1. Pulling Additional Models:
# To add more models later, run:
# ollama pull <model-name>
# Example: ollama pull llama3:8b
# 2. Switching GPU Backends:
# - For NVIDIA: Replace all `ollama-vulkan` with `ollama` (uses CUDA)
# - For AMD: Use `ollama-rocm` and ensure ROCm is installed
# 3. ZED Plugin Setup:
# - Install the Ollama and Mistral plugins in ZED via the plugin marketplace
# - The Ollama plugin will use the local models pulled above
# - The Mistral plugin will use the MISTRAL_API_KEY for cloud access
# 4. Security:
# - Never commit ./assets/conf/apps/ai.env to version control
# - For extra security, encrypt ai.env using sops-nix or age
# 5. Persistent Service:
# To keep Ollama running after logout, enable lingering:
# loginctl enable-linger $(whoami)
}
#+end_src
** NCSway
@@ -2308,76 +2361,6 @@ You'll notice the color values in multiple places outside this as well.
}
#+end_src
** ai.nix
This Home-Manager module installs and configures the Zed editor in a user environment.
It integrates Ollama as a local LLM provider within Zeds AI settings for code assistance.
It also generates a Continue configuration file pointing to the local Ollama instance for compatible editors.
#+begin_src nix :tangle home/apps/ai.nix :noweb tangle :mkdirp yes.
{ config, lib, pkgs, ... }:
let
# Continue gebruikt tegenwoordig bij voorkeur config.yaml; config.json bestaat nog
# maar is “deprecated” in de docs. We schrijven hier bewust config.json omdat jij dat vroeg.
continueConfigJson = builtins.toJSON {
models = [
{
title = "Qwen2.5-Coder 7B";
provider = "ollama";
model = "qwen2.5-coder:7b";
apiBase = "http://localhost:11434";
}
{
title = "Qwen2.5-Coder 32B";
provider = "ollama";
model = "qwen2.5-coder:32b";
apiBase = "http://localhost:11434";
}
{
title = "StarCoder2 15B";
provider = "ollama";
model = "starcoder2:15b";
apiBase = "http://localhost:11434";
}
];
# Tab-autocomplete model (pas aan naar smaak/VRAM)
tabAutocompleteModel = {
title = "Qwen2.5-Coder 7B";
provider = "ollama";
model = "qwen2.5-coder:7b";
apiBase = "http://localhost:11434";
};
};
in
{
programs.zed-editor = {
enable = true;
# Zed-extensies (taal/LS/etc). "Continue" bestaat (nog) niet als Zed-extensie.
# Dit is de officiële HM interface voor Zed extensions.
extensions = [
"nix"
"toml"
"rust"
"org-mode"
];
# Zed AI: Ollama als provider
# Zed kan modellen auto-discoveren die jij met Ollama gepulld hebt.
userSettings = {
language_models = {
ollama = {
api_url = "http://localhost:11434";
auto_discover = true;
# Optioneel: zet een grotere context voor alle Ollama modellen
# (Zed stuurt dit als `num_ctx` naar Ollama)
context_window = 8192;
};
};
};
};
# Continue config.json neerzetten (voor Continue in VS Code / JetBrains)
# Pad: ~/.config/continue/config.json
xdg.configFile."continue/config.json".text = continueConfigJson;
}
#+end_src
** Default-apps
This is where you can set defaults
#+begin_src nix :tangle home/apps/defaults-apps.nix :noweb tangle :mkdirp yes.
+69 -81
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@@ -1,114 +1,102 @@
{ config, pkgs, lib, flakeRoot, ... }:
{ config, pkgs, lib, ... }:
let
# Read environment variables from file
# Read environment variables (OLLAMA_HOST and MISTRAL_API_KEY) from a local file.
# This keeps sensitive values out of the Nix store and version control.
# File format: one KEY=value per line (e.g., MISTRAL_API_KEY=yourkey)
envVars = lib.genAttrs (builtins.splitStrings "\n" (builtins.readFile (toString ./assets/conf/apps/ai.env)))
(nameValue: builtins.splitString "=" nameValue);
in
{
# Install ZED and Ollama
# --- Packages ---
# Install ZED editor and Ollama with Vulkan support (for CPU/AMD).
# For NVIDIA GPUs, replace `ollama-vulkan` with `ollama`.
# For AMD ROCm, use `ollama-rocm` and ensure ROCm is installed.
home.packages = [
pkgs.ollama-vulkan # For Vulkan (CPU/AMD). For NVIDIA: pkgs.ollama. For AMD ROCm: pkgs.ollama-rocm
pkgs.ollama-vulkan
pkgs.zed
];
# Environment variables for ZED and Ollama
# --- Environment Variables ---
# Set OLLAMA_HOST and MISTRAL_API_KEY for ZED and other user applications.
# Values are read from ./assets/conf/apps/ai.env.
home.sessionVariables = {
OLLAMA_HOST = envVars.OLLAMA_HOST or "http://127.0.0.1:11434";
MISTRAL_API_KEY = envVars.MISTRAL_API_KEY or "";
OLLAMA_HOST = envVars.OLLAMA_HOST or "http://127.0.0.1:11434"; # Default Ollama endpoint
MISTRAL_API_KEY = envVars.MISTRAL_API_KEY or ""; # Mistral API key (required for cloud models)
};
# Run Ollama as a user service
# --- Ollama User Service ---
# Configure Ollama to run as a user service (starts on login).
# This avoids root privileges and allows per-user model management.
systemd.user.services.ollama = {
description = "Ollama service for local AI models";
wantedBy = [ "default.target" ];
after = [ "network.target" ];
wantedBy = [ "default.target" ]; # Start with user session
after = [ "network.target" ]; # Ensure network is ready
serviceConfig = {
Type = "forking";
Type = "forking"; # Run as a background process
# Start Ollama server
ExecStart = ''
${pkgs.ollama-vulkan}/bin/ollama serve
'';
# Pull default models after server starts
ExecStartPost = ''
sleep 5
${pkgs.ollama-vulkan}/bin/ollama pull codellama:70b
${pkgs.ollama-vulkan}/bin/ollama pull mixtral:8x7b
sleep 5 # Wait for server to initialize
# Pull coding and chat models at startup
${pkgs.ollama-vulkan}/bin/ollama pull codellama:70b # Best for coding tasks
${pkgs.ollama-vulkan}/bin/ollama pull mixtral:8x7b # Best for chat/conversation
# Uncomment to pull additional models:
# ${pkgs.ollama-vulkan}/bin/ollama pull llama3:8b # General-purpose model
# ${pkgs.ollama-vulkan}/bin/ollama pull qwen2.5-coder:7b # Multilingual coding
# ${pkgs.ollama-vulkan}/bin/ollama pull starcoder2:15b # Alternative for code
'';
Restart = "on-failure";
Restart = "on-failure"; # Restart if Ollama crashes
};
};
# Configure ZED using the external config file with substituted variables
# --- ZED Configuration ---
# Generate ZED's settings.json with substituted API keys and endpoints.
# Base config is read from ./assets/conf/apps/ai.conf, with variables injected.
home.file.".config/zed/settings.json".text = lib.mkForce (
builtins.readFile (toString ./assets/conf/apps/ai.conf)
// ''
{
"mistral": {
"apiKey": "${envVars.MISTRAL_API_KEY}"
"apiKey": "${envVars.MISTRAL_API_KEY}", # Inject Mistral API key
"defaultModel": "mistral-pro" # Default Mistral model
},
"ollama": {
"endpoint": "${envVars.OLLAMA_HOST}"
"endpoint": "${envVars.OLLAMA_HOST}", # Inject Ollama endpoint
"defaultModel": "codellama:70b" # Default Ollama model for coding
}
}
''
);
}
{ config, lib, pkgs, ... }:
let
# Continue gebruikt tegenwoordig bij voorkeur config.yaml; config.json bestaat nog
# maar is “deprecated” in de docs. We schrijven hier bewust config.json omdat jij dat vroeg.
continueConfigJson = builtins.toJSON {
models = [
{
title = "Qwen2.5-Coder 7B";
provider = "ollama";
model = "qwen2.5-coder:7b";
apiBase = "http://localhost:11434";
}
{
title = "Qwen2.5-Coder 32B";
provider = "ollama";
model = "qwen2.5-coder:32b";
apiBase = "http://localhost:11434";
}
{
title = "StarCoder2 15B";
provider = "ollama";
model = "starcoder2:15b";
apiBase = "http://localhost:11434";
}
];
# Tab-autocomplete model (pas aan naar smaak/VRAM)
tabAutocompleteModel = {
title = "Qwen2.5-Coder 7B";
provider = "ollama";
model = "qwen2.5-coder:7b";
apiBase = "http://localhost:11434";
};
};
in
{
programs.zed-editor = {
enable = true;
# Zed-extensies (taal/LS/etc). "Continue" bestaat (nog) niet als Zed-extensie.
# Dit is de officiële HM interface voor Zed extensions.
extensions = [
"nix"
"toml"
"rust"
"org-mode"
];
# Zed AI: Ollama als provider
# Zed kan modellen auto-discoveren die jij met Ollama gepulld hebt.
userSettings = {
language_models = {
ollama = {
api_url = "http://localhost:11434";
auto_discover = true;
# Optioneel: zet een grotere context voor alle Ollama modellen
# (Zed stuurt dit als `num_ctx` naar Ollama)
context_window = 8192;
};
};
};
};
# Continue config.json neerzetten (voor Continue in VS Code / JetBrains)
# Pad: ~/.config/continue/config.json
xdg.configFile."continue/config.json".text = continueConfigJson;
# --- Usage Notes ---
# 1. Pulling Additional Models:
# To add more models later, run:
# ollama pull <model-name>
# Example: ollama pull llama3:8b
# 2. Switching GPU Backends:
# - For NVIDIA: Replace all `ollama-vulkan` with `ollama` (uses CUDA)
# - For AMD: Use `ollama-rocm` and ensure ROCm is installed
# 3. ZED Plugin Setup:
# - Install the Ollama and Mistral plugins in ZED via the plugin marketplace
# - The Ollama plugin will use the local models pulled above
# - The Mistral plugin will use the MISTRAL_API_KEY for cloud access
# 4. Security:
# - Never commit ./assets/conf/apps/ai.env to version control
# - For extra security, encrypt ai.env using sops-nix or age
# 5. Persistent Service:
# To keep Ollama running after logout, enable lingering:
# loginctl enable-linger $(whoami)
}