Add cilium hubble export file max backups & size mb

Signed-off-by: ChengHao Yang <17496418+tico88612@users.noreply.github.com>

roles/network_plugin/cilium/defaults/main.yml

@@ -156,6 +156,9 @@ cilium_hubble_install: false
 ### Enable auto generate certs if cilium_hubble_install: true
 cilium_hubble_tls_generate: false
 
+cilium_hubble_export_file_max_backups: "5"
+cilium_hubble_export_file_max_size_mb: "10"
+
 ### Capacity of Hubble events buffer. The provided value must be one less than an integer power of two and no larger than 65535
 ### (ie: 1, 3, ..., 2047, 4095, ..., 65535) (default 4095)
 # cilium_hubble_event_buffer_capacity: 4095
@@ -333,6 +336,3 @@ cilium_certgen_args:
 
 cilium_enable_host_firewall: false
 cilium_policy_audit_mode: false
-
-cilium_hubble_export_file_max_backups: "5"
-cilium_hubble_export_file_max_size_mb: "10"

roles/network_plugin/cilium/templates/values.yaml.j2

@@ -96,6 +96,9 @@ hubble:
         tag: {{ cilium_hubble_ui_image_tag }}
   metrics:
     enabled: {{ cilium_hubble_metrics }}
+  export:
+    fileMaxBackups: {{ cilium_hubble_export_file_max_backups }}
+    fileMaxSizeMb: {{ cilium_hubble_export_file_max_size_mb }}
 
 ipam:
   mode: {{ cilium_ipam_mode }}