Line data    Source code

       1             : /*
       2             :  * Copyright (c) 2017 Juniper Networks, Inc. All rights reserved.
       3             :  * Copyright Contributors to the OpenSDN project
       4             :  */
       5             : 
       6             : #include <oper/interface.h>
       7             : #include <oper/vm_interface.h>
       8             : #include <oper/physical_interface.h>
       9             : #include <oper/packet_interface.h>
      10             : 
      11           0 : void Interface::ObtainOsSpecificParams(const std::string &name, Agent *agent) {
      12           0 :     os_params_.os_oper_state_ = false;
      13             : 
      14             :     struct ifreq ifr;
      15           0 :     memset(&ifr, 0, sizeof(ifr));
      16           0 :     strncpy(ifr.ifr_name, name.c_str(), IF_NAMESIZE-1);
      17           0 :     int fd = socket(AF_LOCAL, SOCK_STREAM, 0);
      18           0 :     assert(fd >= 0);
      19           0 :     if (ioctl(fd, SIOCGIFHWADDR, (void *)&ifr) < 0) {
      20           0 :         LOG(ERROR, "Error <" << errno << ": " << strerror(errno) <<
      21             :             "> querying mac-address for interface <" << name << "> " <<
      22             :             "Agent-index <" << id_ << ">");
      23           0 :         close(fd);
      24           0 :         return;
      25             :     }
      26             : 
      27           0 :     if (ioctl(fd, SIOCGIFFLAGS, (void *)&ifr) < 0) {
      28           0 :         LOG(ERROR, "Error <" << errno << ": " << strerror(errno) <<
      29             :             "> querying flags for interface <" << name << "> " <<
      30             :             "Agent-index <" << id_ << ">");
      31           0 :         close(fd);
      32           0 :         return;
      33             :     }
      34             : 
      35           0 :     if ((ifr.ifr_flags & (IFF_UP | IFF_RUNNING)) == (IFF_UP | IFF_RUNNING)) {
      36           0 :         os_params_.os_oper_state_ = true;
      37             :     }
      38           0 :     close(fd);
      39             : #if defined(__linux__)
      40           0 :     os_params_.mac_ = ifr.ifr_hwaddr;
      41             :     /* FIXME: Hack till priovisioing code changes for vhost0 */
      42           0 :     if (agent->is_l3mh() && name.compare("vhost0") == 0) {
      43           0 :         os_params_.mac_ = MacAddress::FromString("00:00:5e:00:01:00");
      44             :     }
      45             : #endif
      46             : 
      47           0 :     int idx = if_nametoindex(name.c_str());
      48           0 :     if (idx)
      49           0 :         os_params_.os_index_ = idx;
      50             : }
      51             : 
      52           0 : void VmInterface::ObtainOsSpecificParams(const std::string &name, Agent *agent) {
      53           0 :     Interface::ObtainOsSpecificParams(name, agent);
      54           0 : }
      55             : 
      56           0 : void PhysicalInterface::ObtainOsSpecificParams(const std::string &name, Agent *agent) {
      57           0 :     Interface::ObtainOsSpecificParams(name, agent);
      58           0 : }
      59             : 
      60           0 : void PacketInterface::ObtainOsSpecificParams(const std::string &name, Agent *agent) {
      61           0 :     Interface::ObtainOsSpecificParams(name, agent);
      62           0 : }