Add helm support for custom_cni deployment (#10529)

* Add helm support for custom_cni deployment

* Linting correction

* Ansible linting correction

* Add test packet with values

Signed-off-by: Lukáš Kubín <lukas.kubin@gmail.com>

* Add custom_cni configuration file with comments

Signed-off-by: Lukáš Kubín <lukas.kubin@gmail.com>

* Default values cleanup

Signed-off-by: Lukáš Kubín <lukas.kubin@gmail.com>

* Add details to custom_cni configuration file

Signed-off-by: Lukáš Kubín <lukas.kubin@gmail.com>

* Set correct yaml type of helm values

Signed-off-by: Lukáš Kubín <lukas.kubin@gmail.com>

* Set CNI filesystem ownership to root

Signed-off-by: Lukáš Kubín <lukas.kubin@gmail.com>

* Update cilium example parameter name

Signed-off-by: Lukáš Kubín <lukas.kubin@gmail.com>

---------

Signed-off-by: Lukáš Kubín <lukas.kubin@gmail.com>

roles/network_plugin/custom_cni/meta/main.yml

@@ -0,0 +1,20 @@
+---
+dependencies:
+  - role: helm-apps
+    when:
+      - inventory_hostname == groups['kube_control_plane'][0]
+      - custom_cni_chart_release_name | length > 0
+    environment:
+      http_proxy: "{{ http_proxy | default('') }}"
+      https_proxy: "{{ https_proxy | default('') }}"
+    release_common_opts: {}
+    releases:
+      - name: "{{ custom_cni_chart_release_name }}"
+        namespace: "{{ custom_cni_chart_namespace }}"
+        chart_ref: "{{ custom_cni_chart_ref }}"
+        chart_version: "{{ custom_cni_chart_version }}"
+        wait: true
+        values: "{{ custom_cni_chart_values }}"
+    repositories:
+      - name: "{{ custom_cni_chart_repository_name }}"
+        url: "{{ custom_cni_chart_repository_url }}"