kube bootstrap manifests

k8s/config/openebs.yaml

@@ -0,0 +1,39 @@
+---
+apiVersion: v1
+kind: Namespace
+metadata:
+  labels:
+    name: openebs
+  name: openebs
+---
+apiVersion: helm.cattle.io/v1
+kind: HelmChart
+metadata:
+  name: openebs
+  namespace: kube-system
+spec:
+  repo: https://openebs.github.io/openebs
+  chart: openebs
+  targetNamespace: openebs
+  valuesContent: |-
+    mayastor:
+      etcd:
+        replicaCount: 1
+    engines:
+      local:
+        lvm:
+          enabled: false
+        zfs:
+          enabled: false
+      replicated:
+        mayastor:
+          enabled: true
+---
+apiVersion: "openebs.io/v1beta2"
+kind: DiskPool
+metadata:
+  name: pool-on-@nodeName@
+  namespace: openebs
+spec:
+  node: @nodeName@
+  disks: ["aio://@diskPoolID@"]

k8s/default.nix

@@ -0,0 +1,29 @@
+{ config, lib, pkgs, ... }:
+
+{
+  options.k8s = {
+    diskPoolID = lib.mkOption {
+      type = lib.types.str;
+      description = "Disk Pool ID for OpenEBS";
+    };
+
+    manifestsDir = lib.mkOption {
+      type = lib.types.path;
+      description = "Directory for Kubernetes manifests";
+    };
+  };
+
+  config = {
+    system.activationScripts.k8s-manifests = {
+      deps = [ ];
+      text = ''
+        mkdir -p ${config.k8s.manifestsDir}
+        cp ${pkgs.substituteAll {
+          src = ./config/openebs.yaml;
+          nodeName = config.networking.hostName;
+          diskPoolID = config.k8s.diskPoolID;
+        }} ${config.k8s.manifestsDir}/openebs.yaml
+      '';
+    };
+  };
+}