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This commit is contained in:
Evan Reichard
2025-01-27 20:21:43 -05:00
parent dbb1183018
commit 66a47b1338
9 changed files with 654 additions and 47 deletions
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40
hosts/llama-server.nix
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@@ -5,7 +5,7 @@ let
cudaSupport = true;
}).overrideAttrs (oldAttrs: {
cmakeFlags = oldAttrs.cmakeFlags ++ [
"-DGGML_CUDA_ENABLE_UNIFIED_MEMORY=ON"
"-DGGML_CUDA_ENABLE_UNIFIED_MEMORY=1"
# Disable CPU Instructions - Intel(R) Core(TM) i5-3570K CPU @ 3.40GHz
"-DLLAMA_FMA=OFF"
@@ -19,9 +19,16 @@ let
# Define Model Vars
modelDir = "/models";
modelName = "qwen2.5-coder-7b-q8_0.gguf";
# 7B
# modelName = "qwen2.5-coder-7b-q8_0.gguf";
# modelUrl = "https://huggingface.co/ggml-org/Qwen2.5-Coder-7B-Q8_0-GGUF/resolve/main/${modelName}?download=true";
# 3B
modelName = "qwen2.5-coder-3b-q8_0.gguf";
modelUrl = "https://huggingface.co/ggml-org/Qwen2.5-Coder-3B-Q8_0-GGUF/resolve/main/${modelName}?download=true";
modelPath = "${modelDir}/${modelName}";
modelUrl = "https://huggingface.co/ggml-org/Qwen2.5-Coder-7B-Q8_0-GGUF/resolve/main/${modelName}?download=true";
in
{
@@ -97,18 +104,35 @@ in
model = modelPath;
port = 8080;
openFirewall = true;
# 7B
# extraFlags = [
# "-ngl"
# "99"
# "-fa"
# "-ub"
# "512"
# "-b"
# "512"
# "-dt"
# "0.1"
# "--ctx-size"
# "4096"
# "--cache-reuse"
# "256"
# ];
# 3B
extraFlags = [
"-ngl"
"99"
"-fa"
"-ub"
"512"
"1024"
"-b"
"512"
"-dt"
"0.1"
"1024"
"--ctx-size"
"4096"
"0"
"--cache-reuse"
"256"
];

147
hosts/rke2-ceph.nix Normal file
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@@ -0,0 +1,147 @@
{ config, pkgs, lib, ... }:
{
# Node Nix Config
options = {
dataDiskID = lib.mkOption {
type = lib.types.str;
description = "The device ID for the data disk";
};
serverAddr = lib.mkOption {
type = lib.types.str;
description = "The server to join";
default = "";
};
networkConfig = lib.mkOption {
type = lib.types.submodule {
options = {
interface = lib.mkOption {
type = lib.types.str;
description = "Network interface name";
example = "enp0s3";
};
address = lib.mkOption {
type = lib.types.str;
description = "Static IP address";
example = "10.0.20.200";
};
defaultGateway = lib.mkOption {
type = lib.types.str;
description = "Default gateway IP";
example = "10.0.20.254";
};
nameservers = lib.mkOption {
type = lib.types.listOf lib.types.str;
description = "List of DNS servers";
example = [ "10.0.20.254" "8.8.8.8" ];
default = [ "8.8.8.8" "8.8.4.4" ];
};
};
};
description = "Network configuration";
};
};
config = {
# ----------------------------------------
# ---------- Base Configuration ----------
# ----------------------------------------
# Ceph Requirements
boot.kernelModules = [ "rbd" ];
# Network Configuration
networking = {
hostName = config.hostName;
networkmanager.enable = false;
# Interface Configuration
inherit (config.networkConfig) defaultGateway nameservers;
interfaces.${config.networkConfig.interface}.ipv4.addresses = [{
inherit (config.networkConfig) address;
prefixLength = 24;
}];
firewall = {
enable = true;
allowedTCPPorts = [
# RKE2 Ports - https://docs.rke2.io/install/requirements#networking
6443 # Kubernetes API
9345 # RKE2 supervisor API
2379 # etcd Client Port
2380 # etcd Peer Port
2381 # etcd Metrics Port
10250 # kubelet metrics
9099 # Canal CNI health checks
# Ceph Ports
3300 # Ceph MON daemon
6789 # Ceph MON service
] ++ lib.range 6800 7300; # Ceph OSD range
allowedUDPPorts = [
# RKE2 Ports - https://docs.rke2.io/install/requirements#networking
8472 # Canal CNI with VXLAN
# 51820 # Canal CNI with WireGuard IPv4 (if using encryption)
# 51821 # Canal CNI with WireGuard IPv6 (if using encryption)
];
};
};
# System Packages
environment.systemPackages = with pkgs; [
htop
k9s
kubectl
kubernetes-helm
nfs-utils
tmux
vim
];
# ----------------------------------------
# ---------- RKE2 Configuration ----------
# ----------------------------------------
# RKE2 Join Token
environment.etc."rancher/rke2/node-token" = lib.mkIf (config.serverAddr != "") {
source = ../rke2-token;
mode = "0600";
user = "root";
group = "root";
};
# Enable RKE2
services.rke2 = {
enable = true;
role = "server";
disable = [
# Disable - Utilizing Traefik
"rke2-ingress-nginx"
# Distable - Utilizing OpenEBS's Snapshot Controller
"rke2-snapshot-controller"
"rke2-snapshot-controller-crd"
"rke2-snapshot-validation-webhook"
];
} // lib.optionalAttrs (config.serverAddr != "") {
serverAddr = config.serverAddr;
tokenFile = "/etc/rancher/rke2/node-token";
};
# Bootstrap Kubernetes Manifests
system.activationScripts.k8s-manifests = {
deps = [ ];
text = ''
mkdir -p /var/lib/rancher/rke2/server/manifests
# Base Configs
cp ${../k8s/ceph.yaml} /var/lib/rancher/rke2/server/manifests/ceph-base.yaml
cp ${../k8s/kasten.yaml} /var/lib/rancher/rke2/server/manifests/kasten-base.yaml
'';
};
};
}

162
hosts/rke2-openebs.nix Normal file
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@@ -0,0 +1,162 @@
{ config, pkgs, lib, ... }:
{
# Node Nix Config
options = {
dataDiskID = lib.mkOption {
type = lib.types.str;
description = "The device ID for the data disk";
};
serverAddr = lib.mkOption {
type = lib.types.str;
description = "The server to join";
default = "";
};
networkConfig = lib.mkOption {
type = lib.types.submodule {
options = {
interface = lib.mkOption {
type = lib.types.str;
description = "Network interface name";
example = "enp0s3";
};
address = lib.mkOption {
type = lib.types.str;
description = "Static IP address";
example = "10.0.20.200";
};
defaultGateway = lib.mkOption {
type = lib.types.str;
description = "Default gateway IP";
example = "10.0.20.254";
};
nameservers = lib.mkOption {
type = lib.types.listOf lib.types.str;
description = "List of DNS servers";
example = [ "10.0.20.254" "8.8.8.8" ];
default = [ "8.8.8.8" "8.8.4.4" ];
};
};
};
description = "Network configuration";
};
};
config = {
# ----------------------------------------
# ---------- Base Configuration ----------
# ----------------------------------------
# OpenEBS Mayastor Requirements
boot.kernelModules = [ "nvme_tcp" ];
boot.kernel.sysctl = {
"vm.nr_hugepages" = 1024;
};
# Network Configuration
networking = {
hostName = config.hostName;
networkmanager.enable = false;
# Interface Configuration
inherit (config.networkConfig) defaultGateway nameservers;
interfaces.${config.networkConfig.interface}.ipv4.addresses = [{
inherit (config.networkConfig) address;
prefixLength = 24;
}];
firewall = {
enable = true;
allowedTCPPorts = [
# RKE2 Ports - https://docs.rke2.io/install/requirements#networking
6443 # Kubernetes API
9345 # RKE2 supervisor API
2379 # etcd Client Port
2380 # etcd Peer Port
2381 # etcd Metrics Port
10250 # kubelet metrics
9099 # Canal CNI health checks
# OpenEBS Mayastor - https://openebs.io/docs/user-guides/replicated-storage-user-guide/replicated-pv-mayastor/rs-installation#network-requirements
10124 # REST API
8420 # NVMf
4421 # NVMf
];
allowedUDPPorts = [
# RKE2 Ports - https://docs.rke2.io/install/requirements#networking
8472 # Canal CNI with VXLAN
# 51820 # Canal CNI with WireGuard IPv4 (if using encryption)
# 51821 # Canal CNI with WireGuard IPv6 (if using encryption)
];
};
};
# System Packages
environment.systemPackages = with pkgs; [
htop
k9s
kubectl
kubernetes-helm
nfs-utils
vim
];
# ----------------------------------------
# ---------- RKE2 Configuration ----------
# ----------------------------------------
# RKE2 Join Token
environment.etc."rancher/rke2/node-token" = lib.mkIf (config.serverAddr != "") {
source = ../rke2-token;
mode = "0600";
user = "root";
group = "root";
};
# Enable RKE2
services.rke2 = {
enable = true;
role = "server";
disable = [
# Disable - Utilizing Traefik
"rke2-ingress-nginx"
# Distable - Utilizing OpenEBS's Snapshot Controller
"rke2-snapshot-controller"
"rke2-snapshot-controller-crd"
"rke2-snapshot-validation-webhook"
];
# OpenEBS Scheduleable
nodeLabel = [
"openebs.io/engine=mayastor"
];
} // lib.optionalAttrs (config.serverAddr != "") {
serverAddr = config.serverAddr;
tokenFile = "/etc/rancher/rke2/node-token";
};
# Bootstrap Kubernetes Manifests
system.activationScripts.k8s-manifests = {
deps = [ ];
text = ''
mkdir -p /var/lib/rancher/rke2/server/manifests
# Base Configs
cp ${../k8s/openebs.yaml} /var/lib/rancher/rke2/server/manifests/openebs-base.yaml
cp ${../k8s/kasten.yaml} /var/lib/rancher/rke2/server/manifests/kasten-base.yaml
# OpenEBS Disk Pool
cp ${pkgs.substituteAll {
src = ../k8s/openebs-disk-pool.yaml;
hostName = config.hostName;
dataDiskID = config.dataDiskID;
}} /var/lib/rancher/rke2/server/manifests/openebs-disk-pool-${config.hostName}.yaml
'';
};
};
}

83
hosts/rke2.nix
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@@ -47,10 +47,33 @@
# ---------- Base Configuration ----------
# ----------------------------------------
# OpenEBS Mayastor Requirements
boot.kernelModules = [ "nvme_tcp" ];
boot.kernel.sysctl = {
"vm.nr_hugepages" = 1024;
# Longhorn Requirements
boot.kernelModules = [
"iscsi_tcp"
"dm_crypt"
];
# Longhorn Data Disk
disko.devices = {
disk.longhorn = {
type = "disk";
device = config.dataDiskID;
content = {
type = "gpt";
partitions = {
longhorn = {
size = "100%";
content = {
type = "filesystem";
format = "xfs";
mountpoint = "/storage/longhorn";
mountOptions = [ "defaults" "nofail" ];
extraArgs = [ "-d" "su=128k,sw=8" ];
};
};
};
};
};
};
# Network Configuration
@@ -78,10 +101,8 @@
10250 # kubelet metrics
9099 # Canal CNI health checks
# OpenEBS Mayastor - https://openebs.io/docs/user-guides/replicated-storage-user-guide/replicated-pv-mayastor/rs-installation#network-requirements
10124 # REST API
8420 # NVMf
4421 # NVMf
# iSCSI Port
3260
];
allowedUDPPorts = [
@@ -100,6 +121,8 @@
kubectl
kubernetes-helm
nfs-utils
openiscsi
tmux
vim
];
@@ -124,39 +147,39 @@
# Disable - Utilizing Traefik
"rke2-ingress-nginx"
# Distable - Utilizing OpenEBS's Snapshot Controller
# Disable - Utilizing Longhorn's Snapshot Controller
"rke2-snapshot-controller"
"rke2-snapshot-controller-crd"
"rke2-snapshot-validation-webhook"
];
# OpenEBS Scheduleable
nodeLabel = [
"openebs.io/engine=mayastor"
];
} // lib.optionalAttrs (config.serverAddr != "") {
serverAddr = config.serverAddr;
tokenFile = "/etc/rancher/rke2/node-token";
};
# Enable OpeniSCSI
services.openiscsi = {
enable = true;
name = "iqn.2025-01.${config.hostName}:initiator";
};
# Bootstrap Kubernetes Manifests
# system.activationScripts.k8s-manifests = {
# deps = [ ];
# text = ''
# mkdir -p /var/lib/rancher/rke2/server/manifests
system.activationScripts.k8s-manifests = {
deps = [ ];
text = ''
mkdir -p /var/lib/rancher/rke2/server/manifests
# # Base Configs
# cp ${../k8s/openebs.yaml} /var/lib/rancher/rke2/server/manifests/openebs-base.yaml
# cp ${../k8s/kasten.yaml} /var/lib/rancher/rke2/server/manifests/kasten-base.yaml
# Base Configs
cp ${../k8s/longhorn.yaml} /var/lib/rancher/rke2/server/manifests/longhorn-base.yaml
# cp ${../k8s/kasten.yaml} /var/lib/rancher/rke2/server/manifests/kasten-base.yaml
'';
};
# # OpenEBS Disk Pool
# cp ${pkgs.substituteAll {
# src = ../k8s/openebs-disk-pool.yaml;
# hostName = config.hostName;
# dataDiskID = config.dataDiskID;
# }} /var/lib/rancher/rke2/server/manifests/openebs-disk-pool-${config.hostName}.yaml
# '';
# };
# Add Symlinks Expected by Longhorn
system.activationScripts.add-symlinks = ''
mkdir -p /usr/bin
ln -sf ${pkgs.openiscsi}/bin/iscsiadm /usr/bin/iscsiadm
ln -sf ${pkgs.openiscsi}/bin/iscsid /usr/bin/iscsid
'';
};
}