def node_show():
"""
Show hostname and node information for each node in the Calico cluster.
"""
# Set up output table
headings = [
"Hostname", "Bird IPv4", "Bird IPv6", "AS Num", "BGP Peers v4",
"BGP Peers v6"
]
x = PrettyTable(headings, sortby="Hostname")
try:
# Get dictionary of host data, indexed by hostname
hosts = client.get_hosts_data_dict()
for (host, data) in hosts.iteritems():
# Combine BGP peer IP and AS numbers into single values
peer_v4_list = [
peer["ip"] + " as " + peer["as_num"]
for peer in data["peer_v4"]
]
peer_v6_list = [
peer["ip"] + " as " + peer["as_num"]
for peer in data["peer_v6"]
]
if data["as_num"]:
bgp_as = data["as_num"]
else:
bgp_as = client.get_default_node_as()
bgp_as += " (inherited)"
x.add_row([
host, data["ip_addr_v4"], data["ip_addr_v6"], bgp_as,
"\n".join(peer_v4_list), "\n".join(peer_v6_list)
])
except DataStoreError:
print "Error connecting to etcd."
sys.exit(1)
print str(x) + "\n"
def node_show():
"""
Show hostname and node information for each node in the Calico cluster.
"""
# Set up output table
headings = ["Hostname",
"Bird IPv4",
"Bird IPv6",
"AS Num",
"BGP Peers v4",
"BGP Peers v6"]
x = PrettyTable(headings, sortby="Hostname")
try:
# Get dictionary of host data, indexed by hostname
hosts = client.get_hosts_data_dict()
for (host, data) in hosts.iteritems():
# Combine BGP peer IP and AS numbers into single values
peer_v4_list = [peer["ip"] + " as " + peer["as_num"]
for peer in data["peer_v4"]]
peer_v6_list = [peer["ip"] + " as " + peer["as_num"]
for peer in data["peer_v6"]]
if data["as_num"]:
bgp_as = data["as_num"]
else:
bgp_as = client.get_default_node_as()
bgp_as += " (inherited)"
x.add_row([host,
data["ip_addr_v4"],
data["ip_addr_v6"],
bgp_as,
"\n".join(peer_v4_list),
"\n".join(peer_v6_list)])
except DataStoreError:
print "Error connecting to etcd."
sys.exit(1)
print str(x) + "\n"