@ -384,6 +384,13 @@ class Network(Facts):
"""
"""
platform = 'Generic'
platform = 'Generic'
IPV6_SCOPE = { '0' : 'global',
'10' : 'host',
'20' : 'link',
'40' : 'admin',
'50' : 'site',
'80' : 'organization' }
def __new__(cls, *arguments, **keyword):
def __new__(cls, *arguments, **keyword):
subclass = cls
subclass = cls
for sc in Network.__subclasses__():
for sc in Network.__subclasses__():
@ -404,43 +411,48 @@ class LinuxNetwork(Network):
- interface_<name> dictionary of ipv4, ipv6, and mac address information.
- interface_<name> dictionary of ipv4, ipv6, and mac address information.
"""
"""
platform = 'Linux'
platform = 'Linux'
SIOCGIFCONF = 0x8912
SIOCGIFHWADDR = 0x8927
def __init__(self):
def __init__(self):
Network.__init__(self)
Network.__init__(self)
def populate(self):
def populate(self):
self.get_network_facts()
self.facts['interfaces'] = self.get_interfaces()
self.get_interface_facts()
self.get_ipv4_facts()
self.get_ipv6_facts()
return self.facts
return self.facts
# get list of interfaces that are up
# get list of interfaces
def get_interfaces(self):
def get_interfaces(self):
length = 4096
names = []
offset = 32
data = get_file_content('/proc/net/dev')
step = 32
# Format of /proc/net/dev is:
if platform.architecture()[0] == '64bit':
# Inter-| Receive ...
offset = 16
# face |bytes ...
step = 40
# lo: 595059
s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
for line in data.split('\n'):
names = array.array('B', '\0' * length)
if ':' in line:
bytelen = struct.unpack('iL', fcntl.ioctl(
names.append(line.split(':')[0].strip())
s.fileno(), LinuxNetwork.SIOCGIFCONF, struct.pack(
return names
'iL', length, names.buffer_info()[0])
))[0]
return [names.tostring()[i:i+offset].split('\0', 1)[0]
for i in range(0, bytelen, step)]
def get_iface_hwaddr(self, iface):
def get_iface_hwaddr(self, iface):
s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
data = get_file_content('/sys/class/net/%s/address' % iface)
info = fcntl.ioctl(s.fileno(), LinuxNetwork.SIOCGIFHWADDR,
if data is None:
struct.pack('256s', iface[:15]))
return 'unknown'
return ''.join(['%02x:' % ord(char) for char in info[18:24]])[:-1]
else:
return data.strip()
def get_network_facts(self):
def get_interface_facts(self):
self.facts['interfaces'] = self.get_interfaces()
for iface in self.facts['interfaces']:
for iface in self.facts['interfaces']:
if iface not in self.facts:
self.facts[iface] = {}
self.facts[iface] = { 'macaddress': self.get_iface_hwaddr(iface) }
self.facts[iface] = { 'macaddress': self.get_iface_hwaddr(iface) }
if os.path.exists('/sys/class/net/%s/mtu' % iface):
mtu = get_file_content('/sys/class/net/%s/mtu' % iface)
self.facts[iface]['mtu'] = mtu.strip()
def get_ipv4_facts(self):
for iface in self.facts['interfaces']:
# This is lame, but there doesn't appear to be a good way
# This is lame, but there doesn't appear to be a good way
# to get all addresses for both IPv4 and IPv6.
# to get all addresses for both IPv4 and IPv6.
cmd = subprocess.Popen("/sbin/ifconfig %s" % iface, shell=True,
cmd = subprocess.Popen("/sbin/ifconfig %s" % iface, shell=True,
@ -468,24 +480,27 @@ class LinuxNetwork(Network):
ip = struct.unpack("!L", socket.inet_aton(self.facts[iface]['ipv4']['address']))[0]
ip = struct.unpack("!L", socket.inet_aton(self.facts[iface]['ipv4']['address']))[0]
mask = struct.unpack("!L", socket.inet_aton(self.facts[iface]['ipv4']['netmask']))[0]
mask = struct.unpack("!L", socket.inet_aton(self.facts[iface]['ipv4']['netmask']))[0]
self.facts[iface]['ipv4']['network'] = socket.inet_ntoa(struct.pack("!L", ip & mask))
self.facts[iface]['ipv4']['network'] = socket.inet_ntoa(struct.pack("!L", ip & mask))
if 'inet6 addr' in line:
(ip, prefix) = data[2].split('/')
def get_ipv6_facts(self):
scope = data[3].split(':')[1].lower()
data = get_file_content('/proc/net/if_inet6')
if 'ipv6' not in self.facts[iface]:
if data is None:
self.facts[iface]['ipv6'] = []
return
self.facts[iface]['ipv6'].append( { 'address': ip,
for line in data.split('\n'):
'prefix': prefix,
l = line.split()
'scope': scope } )
iface = l[5]
# Slightly different output in net-tools-1.60-134.20120127git
if 'ipv6' not in self.facts[iface]:
# Looks like
self.facts[iface]['ipv6'] = []
# inet6 fe80::21b:21ff:fe6e:5baa prefixlen 64 scopeid 0x20<link>
scope = l[3]
elif 'inet6 ' in line:
if Network.IPV6_SCOPE.has_key(l[3]):
if 'ipv6' not in self.facts[iface]:
scope = Network.IPV6_SCOPE[l[3]]
self.facts[iface]['ipv6'] = []
prefix = int(l[2], 16)
scope = data[5].split('<')[1][:-1]
str_addr = ':'.join( [ l[0][i:i+4] for i in range(0, len(l[0]), 4) ] )
self.facts[iface]['ipv6'].append( { 'address': data[1],
# Normalize ipv6 address from format in /proc/net/if_inet6
'prefix': data[3],
addr = socket.inet_ntop(socket.AF_INET6,
'scope': scope } )
socket.inet_pton(socket.AF_INET6, str_addr))
self.facts[iface]['ipv6'].append( { 'address': addr,
'prefix': prefix,
'scope': scope } )
class Virtual(Facts):
class Virtual(Facts):
"""
"""