install longhorn via kubectl instead of helm

linux/k3s/longhorn/tasks/main.yml

@@ -1,11 +1,16 @@
-- name: Add longhorn chart repo
-  kubernetes.core.helm_repository:
-    name: longhorn
-    repo_url: "https://charts.longhorn.io"
+- name: Create directory for manifest storage
+  ansible.builtin.file:
+    path: "{{ longhorn_working_dir }}"
+    state: directory
+    mode: '0755'
 
-- name: Deploy latest version of longhorn chart inside longhorn-system namespace with values
-  kubernetes.core.helm:
-    name: longhorn
-    chart_ref: longhorn/longhorn
-    release_namespace: longhorn-system
-    create_namespace: yes
+- name: download longhorn manifest
+  get_url:
+    url: "https://raw.githubusercontent.com/longhorn/longhorn/master/deploy/longhorn.yaml"
+    dest: "{{ longhorn_manifest_path }}"
+    mode: '0664'
+
+- name: apply longhorn manifest
+  kubernetes.core.k8s:
+    apply: yes
+    src: "{{ longhorn_manifest_path }}"

linux/k3s/longhorn/vars/main.yml

@@ -0,0 +1,2 @@
+longhorn_working_dir: ~/.ansible/k3s/longhorn
+longhorn_manifest_path: "{{ longhorn_working_dir }}/longhorn.yml"