def _number_of_tasktrackers(jt_hostname, timeout, retries=0):
jt_page = url_get("http://%s:50030/jobtracker.jsp" % jt_hostname, timeout,
retries)
m = NUMBER_OF_TASK_TRACKERS.search(jt_page)
if m:
return int(m.group(1))
return 0
def _authorize_client_ports(cluster, master, client_cidrs):
if not client_cidrs:
logger.debug("No client CIDRs specified, using local address.")
client_ip = url_get('http://checkip.amazonaws.com/').strip()
client_cidrs = ("%s/32" % client_ip,)
logger.debug("Client CIDRs: %s", client_cidrs)
for client_cidr in client_cidrs:
# Allow access to port 80 on master from client
cluster.authorize_role(MASTER, 80, 80, client_cidr)
# Allow access to jobtracker UI on master from client (so we can see when the cluster is ready)
cluster.authorize_role(MASTER, 50030, 50030, client_cidr)
# Allow access to namenode and jobtracker via public address from master node
master_ip = socket.gethostbyname(master.public_dns_name)
def _authorize_client_ports(cluster, master, client_cidrs):
if not client_cidrs:
logger.debug("No client CIDRs specified, using local address.")
client_ip = url_get('http://checkip.amazonaws.com/').strip()
client_cidrs = ("%s/32" % client_ip, )
logger.debug("Client CIDRs: %s", client_cidrs)
for client_cidr in client_cidrs:
# Allow access to port 80 on master from client
cluster.authorize_role(MASTER, 80, 80, client_cidr)
# Allow access to jobtracker UI on master from client (so we can see when the cluster is ready)
cluster.authorize_role(MASTER, 50030, 50030, client_cidr)
# Allow access to namenode and jobtracker via public address from master node
master_ip = socket.gethostbyname(master.public_dns_name)
cluster.authorize_role(MASTER, 8020, 8021, "%s/32" % master_ip)
def _number_of_tasktrackers(jt_hostname, timeout, retries=0):
jt_page = url_get("http://%s:50030/jobtracker.jsp" % jt_hostname, timeout, retries)
m = NUMBER_OF_TASK_TRACKERS.search(jt_page)
if m:
return int(m.group(1))
return 0
