def getLinkArea(session_id, link_id):
"""Determines which OSPF area the link should fall into by default"""
session = getSessionE(session_id)
link = ccs_link(session_id, link_id)
res = session.query("SELECT area_no FROM quagga_ospf_area WHERE " \
"link_class_id=%s ORDER BY area_no LIMIT 1", \
(link["class_id"]))
if len(res) == 0:
return -1
return res[0]["area_no"]
def updateDNSServer(self, host_id, is_master, dns_ip_address):
"""Updates the details of the DNS service.
Returns SUCCESS.
"""
session = getSessionE(self._session_id)
################## Validate incoming data ##################
if is_master=="t":
is_master = "t"
else:
is_master = "f"
if dns_ip_address == "":
dns_ip_address="NULL"
else:
# Get the link that DNS Server IPs come from
values = self.getPropertyValues()
link_id = values[DNS_SERVER_LINK_PROPERTY]
if link_id == -1:
raise ccs_bnd_error("No link specified. Cannot set IP!")
link = ccs_link(self._session_id, link_id)
netblock = link["network_address"]
# Check it's in a valid network
if not inNetwork(ipnum(dns_ip_address), cidrToNetwork(netblock),
cidrToNetmask(netblock)):
raise ccs_bind_error("Invalid DNS IP address")
################## Update the database ##################
if dns_ip_address == "NULL":
session.execute("UPDATE dns_server SET is_master=%s, " \
"dns_ip_address=NULL WHERE host_id=%s",
(is_master, host_id))
else:
session.execute("UPDATE dns_server SET is_master=%s, " \
"dns_ip_address=%s WHERE host_id=%s",
(is_master, dns_ip_address, host_id))
################## Clean Up and Return ##################
return True
