TCXB8-3861 : Observed increase in SYS_INFO_br403noaddr (#100)

Reason for change: Self heal to check br403 is created
Test Procedure: check br403 interface
Risks: None
Priority: P1

Signed-off-by: Mohammed Arif Mannoppilly Hassan <arifcep@gmail.com>
Co-authored-by: anoopchelakkode <65686868+anoopchelakkode@users.noreply.github.com>

Author: arifcep

scripts/task_health_monitor.sh

@@ -285,6 +285,47 @@ self_heal_meshAgent()
     fi
 }
 
+check_br403_is_created() {
+
+    local mesh_enable bridgeUtilEnable ovs_enable=false ip_addr
+    local IFACE="br403"
+
+    mesh_enable="$(syscfg get mesh_enable 2>/dev/null)"
+    bridgeUtilEnable="$(syscfg get bridge_util_enable 2>/dev/null)"
+
+    if command -v ovs-vsctl >/dev/null 2>&1; then
+        ovs_enable=true
+    fi
+
+    if [[ "$ovs_enable" != "true" && "$bridgeUtilEnable" != "true" ]] \
+       || [ "$mesh_enable" = "false" ]; then
+        return 0
+    fi
+
+    if [ "$ovs_enable" = "true" ]; then
+        if ! ovs-vsctl br-exists "$IFACE" 2>/dev/null; then
+            echo_t "[RDKB_SELFHEAL] : Interface $IFACE does not exist, creating it."
+            sysevent set meshbhaul-setup 10
+            return 0
+        fi
+    else
+        if ! brctl show 2>/dev/null | awk '{print $1}' | grep -qx "$IFACE"; then
+            echo_t "[RDKB_SELFHEAL] : Interface $IFACE does not exist, creating it."
+            sysevent set meshbhaul-setup 10
+            return 0
+        fi
+    fi
+
+    echo_t "[RDKB_SELFHEAL] : Interface $IFACE present"
+
+    ip_addr="$(ip -4 addr show "$IFACE" 2>/dev/null | awk '{print $2}')"
+
+    if [ -z "$ip_addr" ]; then
+        echo_t "[RDKB_SELFHEAL] : Interface $IFACE does NOT have an IP address."
+        sysevent set meshbhaul-setup 10
+    fi
+}
+
 self_heal_meshAgent_hung() {
     dmcli eRT getv Device.DeviceInfo.X_RDKCENTRAL-COM_xOpsDeviceMgmt.Mesh.Enable > /dev/null &
     local cmd_pid=$!
@@ -5081,6 +5122,7 @@ self_heal_dual_cron
 self_heal_meshAgent
 self_heal_meshAgent_hung
 self_heal_sedaemon
+check_br403_is_created
 self_heal_ethwan_mode_recover
 if [ "$T2_ENABLE" = "true" ]; then
     self_heal_t2