def init_host(settings):
"""
Reinitialize or initialize host instance from environment and stored settings.
"""
host = dict( name = get_hostname() )
hostnameId = host['name'].lower()
if hostnameId not in settings.nodes:
ifaces = {}
for iface, mac, spec in domain.inet_ifaces():
if mac in settings.interfaces:
raise Exception("Found existing interface", mac)
else:
settings.interfaces[mac] = ifaces[mac] = dict(
node = hostnameId
)
if settings.interactive:
name = Prompt.raw_input("Give a name for this node", host['name'])
host.update(dict(
unid = str(uuid.uuid4()),
interfaces = ifaces.keys()
))
settings.nodes[hostnameId] = host
open(hostIdFile, 'w+').write(" ".join((host['unid'], host['name'])))
log.std("{bwhite}Wrote new host, {green}%s {default}<{bblack}%s{default}>",
host['name'], host['unid'])
settings.commit()
else:
host = get_current_host(settings)
log.std("{bwhite}Found host, {green}%s {default}<{bblack}%s{default}>",
host['name'], host['unid'])
return host
def info():
"""
determine gateway, and identify node by hardware address
record new gateways
"""
# print some stuff
hostname = get_hostname()
print "On node:", hostname
gateway = get_gateway()
print 'Internet gateway: '
default_routes = get_default_route()
for gateway in default_routes:
print '\t-', gateway,
m = get_mac(gateway)
if not m:
print '(invalid)'
continue
else:
try:
gateway_node = socket.gethostbyaddr(gateway)[0]
except socket.herror, e:
print '(invalid: %s)' % e
continue
print gateway_node, "[ether %s]" % m
def get_current_node():
global settings
host = get_hostname()
assert host
addr = socket.gethostbyname(host)
assert addr, host
ifinfo = parse_ifconfig()
mac = None
for iface, attr in ifinfo:
if 'inet' in attr:
if 'ip' in attr['inet']:
mac = attr['mac']
break
#if not mac: # XXX:?
# mac = get_mac(addr)
assert mac, addr
assert_node(host, mac)
host = settings.node[host]['host']
assert host
return host, addr, mac
def info():
"""
determine gateway, and identify node by hardware address
record new gateways
"""
# print some stuff
hostname = get_hostname()
print("On node:", hostname)
gateway = get_gateway()
print('Internet gateway: ')
default_routes = get_default_route()
for gateway in default_routes:
print('\t-', gateway,)
m = get_mac(gateway)
if not m:
print('(invalid)')
continue
else:
try:
gateway_node = socket.gethostbyaddr(gateway)[0]
except socket.herror as e:
print('(invalid: %s)' % e)
continue
print(gateway_node, "[ether %s]" % m)
for gateway in default_routes:
m = get_mac(gateway)
if m:
try:
gateway_node = socket.gethostbyaddr(gateway)[0]
except socket.herror as e:
print(e, file=sys.stderr)
continue
if gateway_node not in settings.node:
print("New gateway: %s" % gateway_node,)
node = {
'mac': m,
'ip': gateway,
}
print(node)
v = raw_input('Insert node? [n] ')
if 'y' in v:
gw_domain = None
prompt = 'Domain? '
if '.' in gateway_node:
p = gateway_node.find('.')
gw_domain = gateway_node[p+1:]
if gw_domain in settings.domain:
prompt += '[%s] ' % gw_domain
else:
prompt += '[%s +] ' % gw_domain
domain = raw_input(prompt)
if not domain and gw_domain:
domain = gw_domain
if domain not in settings.domain:
pass # TODO
updated = True
node['domain'] = domain
setattr(settings.node, gateway_node, node)
#settings.commit()
else:
node = getattr(settings.node, gateway_node)
if node.mac != m:
err("MAC mismatch: %s, %s", node.mac, m)
sys.exit()
assert 'domain' in node
domain = node.domain
ifs = parse_ifconfig()
network = {}
for iface, ifconf in ifs:
if 'inet' in ifconf:
conf = ifconf['inet']
assert conf['ip'] not in network
network[conf['ip']] = iface
fqdn, aliases, addresses = socket.gethostbyname_ex(getfqdn)
#print socket.gethostbyname_ex(hostname)
#assert (fqdn, aliases, addresses) == socket.gethostbyname_ex(hostname)
print("Full address:", fqdn)
print("Host aliases:")
for alias in aliases:
print('\t-', alias)
print("IP addresses:")
for address in addresses:
print('\t-', address,)
if address in network:
print(network[address])
else:
print
