Revision 7b0ebdd0 nfdhcpd
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| 55 | 55 |
from scapy.layers.dhcp import BOOTP, DHCP |
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from scapy.layers.dhcp6 import DHCP6_Reply, DHCP6OptDNSServers, \ |
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DHCP6OptServerId, DHCP6OptClientId, \ |
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DUID_LLT, DHCP6_InfoRequest |
|
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DUID_LLT, DHCP6_InfoRequest, DHCP6OptDNSDomains
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DEFAULT_CONFIG = "/etc/nfdhcpd/nfdhcpd.conf" |
| ... | ... | |
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ns_queue = integer(min=0, max=65535) |
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dhcp_queue = integer(min=0, max=65535) |
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nameservers = ip_addr_list(family=6) |
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domains = force_list(default=None) |
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""" |
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|
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|
| ... | ... | |
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rs_queue_num=None, ns_queue_num=None, dhcpv6_queue_num=None, |
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dhcp_lease_lifetime=DEFAULT_LEASE_LIFETIME, |
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dhcp_lease_renewal=DEFAULT_LEASE_RENEWAL, |
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dhcp_domain='',
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dhcp_domain=None,
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dhcp_server_ip=DHCP_DUMMY_SERVER_IP, dhcp_nameservers=None, |
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ra_period=DEFAULT_RA_PERIOD, ipv6_nameservers=None): |
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ra_period=DEFAULT_RA_PERIOD, ipv6_nameservers=None, |
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dhcpv6_domains=None): |
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try: |
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getattr(nfqueue.payload, 'get_physindev') |
| ... | ... | |
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else: |
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self.ipv6_nameservers = ipv6_nameservers |
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if dhcpv6_domains is None: |
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self.dhcpv6_domains = [] |
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else: |
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self.dhcpv6_domains = dhcpv6_domains |
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self.ipv6_enabled = False |
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self.clients = {}
|
| ... | ... | |
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logging.info(" - Generating DHCPv6 response for host %s (mac %s) on tap %s",
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binding.hostname, binding.mac, binding.tap) |
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if self.dhcpv6_domains: |
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domains = self.dhcpv6_domains |
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else: |
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domains = [binding.hostname.split('.', 1)[-1]]
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# We do this in order not to caclulate optlen ourselves |
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dnsdomains = str(DHCP6OptDNSDomains(dnsdomains=domains)) |
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dnsservers = str(DHCP6OptDNSServers(dnsservers=self.ipv6_nameservers)) |
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resp = Ether(src=indevmac, dst=binding.mac)/\ |
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IPv6(tc=192, src=str(ifll), dst=str(ofll))/\ |
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UDP(sport=pkt.dport, dport=pkt.sport)/\ |
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DHCP6_Reply(trid=pkt[DHCP6_InfoRequest].trid)/\ |
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DHCP6OptClientId(duid=pkt[DHCP6OptClientId].duid)/\ |
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DHCP6OptServerId(duid=DUID_LLT(lladdr=indevmac, timeval=time.time()))/\ |
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DHCP6OptDNSServers(dnsservers=self.ipv6_nameservers,
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optlen=16 * len(self.ipv6_nameservers))
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DHCP6OptDNSDomains(dnsdomains)/\
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DHCP6OptDNSServers(dnsservers)
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try: |
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binding.sendp(resp) |
| ... | ... | |
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"ns_queue_num": config["ipv6"].as_int("ns_queue"),
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"ra_period": config["ipv6"].as_int("ra_period"),
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"ipv6_nameservers": config["ipv6"]["nameservers"], |
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"dhcpv6_domains": config["ipv6"]["domains"], |
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}) |
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# pylint: disable=W0142 |
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