Refactor ping_ok from datacenterlight.utils to utils.hosting_utils

utils/hosting_utils.py

@@ -1,5 +1,6 @@
 import decimal
 import logging
+import subprocess
 from oca.pool import WrongIdError
 
 from datacenterlight.models import VMPricing
@@ -130,6 +131,24 @@ def get_vm_price_with_vat(cpu, memory, ssd_size, hdd_size=0,
     return float(price), float(vat), float(vat_percent), discount
 
 
+def ping_ok(host_ipv6):
+    """
+    A utility method to check if a host responds to ping requests. Note: the
+    function relies on `ping6` utility of debian to check.
+
+    :param host_ipv6 str type parameter that represets the ipv6 of the host to
+           checked
+    :return True if the host responds to ping else returns False
+    """
+    try:
+        output = subprocess.check_output("ping6 -c 1 -w 2 " + host_ipv6,
+                                         shell=True)
+    except Exception as ex:
+        logger.debug(host_ipv6 + " not reachable via ping. Error = " + str(ex))
+        return False
+    return True
+
+
 class HostingUtils:
     @staticmethod
     def clear_items_from_list(from_list, items_list):