/
mroute_socket.cpp
1290 lines (1064 loc) · 37.9 KB
/
mroute_socket.cpp
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/*
* This file is part of mcproxy.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* written by Sebastian Woelke, in cooperation with:
* INET group, Hamburg University of Applied Sciences,
* Website: http://mcproxy.realmv6.org/
*/
#include "include/hamcast_logging.h"
#include "include/utils/mroute_socket.hpp"
#include "include/utils/extended_mld_defines.hpp"
#include <netinet/icmp6.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <net/if.h>
#include <errno.h>
#include <arpa/inet.h>
#include <sys/ioctl.h>
#include <unistd.h>
#include <cstdlib>
#include <cstring>
#include <iostream>
#include <sstream>
mroute_socket::mroute_socket()
{
HC_LOG_TRACE("");
}
bool mroute_socket::create_raw_ipv4_socket()
{
HC_LOG_TRACE("");
if (is_udp_valid()) {
close_socket();
}
// IP-Protokollv4, UDP, Protokoll
m_sock = socket(AF_INET, SOCK_RAW, IPPROTO_IGMP);
if (m_sock < 0) {
HC_LOG_ERROR("failed to create! Error: " << strerror(errno) << " errno: " << errno);
return false; // failed
} else {
HC_LOG_DEBUG("get socket discriptor number: " << m_sock);
m_addrFamily = AF_INET;
m_own_socket = true;
return true;
}
}
bool mroute_socket::create_raw_ipv6_socket()
{
HC_LOG_TRACE("");
if (is_udp_valid()) {
close_socket();
}
// IP-Protokollv6, UDP, Protokoll
m_sock = socket(AF_INET6, SOCK_RAW, IPPROTO_ICMPV6); //SOCK_DGRAM //IPPROTO_IP
if (m_sock < 0) {
HC_LOG_ERROR("failed to create! Error: " << strerror(errno) << " errno: " << errno);
return false; // failed
} else {
HC_LOG_DEBUG("get socket discriptor number: " << m_sock);
m_addrFamily = AF_INET6;
m_own_socket = true;
return true;
}
}
bool mroute_socket::set_kernel_table(int table) const
{
HC_LOG_TRACE("");
if (!is_udp_valid()) {
HC_LOG_ERROR("raw_socket invalid");
return false;
}
if (m_addrFamily == AF_INET) {
#ifdef MRT_TABLE
if (setsockopt (m_sock, IPPROTO_IP, MRT_TABLE, &table, sizeof (table)) < 0) {
HC_LOG_ERROR("failed to set kernel table! Error: " << strerror(errno) << " errno: " << errno);
return false;
}
#else
HC_LOG_ERROR("multiple ipv4 multicast routing table not supported: MRT_TABLE not defined");
return false
#endif
} else if (m_addrFamily == AF_INET6) {
#ifdef MRT6_TABLE
if (setsockopt (m_sock, IPPROTO_IPV6, MRT6_TABLE, &table, sizeof (table)) < 0) {
HC_LOG_ERROR("failed to set kernel table! Error: " << strerror(errno) << " errno: " << errno);
return false;
}
#else
HC_LOG_ERROR("multiple ipv6 multicast routing table not supported: MRT6_TABLE not defined");
return false
#endif
} else {
HC_LOG_ERROR("wrong address family");
return false;
}
return true;
}
bool mroute_socket::set_no_ip_hdr(bool enable) const
{
HC_LOG_TRACE("");
if (!is_udp_valid()) {
HC_LOG_ERROR("raw_socket invalid");
return false;
}
int proto;
if (m_addrFamily == AF_INET) {
proto = IPPROTO_IP;
} else if (m_addrFamily == AF_INET6) {
proto = IPPROTO_IPV6;
} else {
HC_LOG_ERROR("wrong address family");
return false;
}
int one = enable ? 1 : 0;
if (setsockopt (m_sock, proto, IP_HDRINCL, &one, sizeof (one)) < 0) {
HC_LOG_ERROR("failed to set no ip header! Error: " << strerror(errno) << " errno: " << errno);
return false;
}
return true;
}
u_int16_t mroute_socket::calc_checksum(const unsigned char* buf, int buf_size) const
{
HC_LOG_TRACE("");
u_int16_t* b = (u_int16_t*)buf;
int sum = 0;
int csum;
for (int i = 0; i < buf_size / 2; i++) {
sum +=b[i];
}
if (buf_size % 2 == 1) {
sum += buf[buf_size-1];
}
// fold checksum
csum = sum & 0xFFFF;
sum = sum >> 16;
sum += csum;
// fold again in case of overflow.
sum += sum >> 16;
return ~sum;
}
bool mroute_socket::set_ipv6_auto_icmp6_checksum_calc(bool enable) const
{
HC_LOG_TRACE("");
if (!is_udp_valid()) {
HC_LOG_ERROR("raw_socket invalid");
return false;
}
if (m_addrFamily == AF_INET) {
HC_LOG_ERROR("this funktion is only available vor IPv6 sockets ");
return false;
} else if (m_addrFamily == AF_INET6) {
int offset = enable ? 2 : -1;
if (setsockopt (m_sock, IPPROTO_IPV6, IP_HDRINCL, &offset, sizeof (offset)) < 0) {
HC_LOG_ERROR("failed to set default ICMP6 checksum! Error: " << strerror(errno) << " errno: " << errno);
return false;
}
return true;
} else {
HC_LOG_ERROR("wrong address family");
return false;
}
}
bool mroute_socket::add_ipv6_extension_header(const unsigned char* buf, unsigned int buf_size) const
{
HC_LOG_TRACE("");
if (!is_udp_valid()) {
HC_LOG_ERROR("raw_socket invalid");
return false;
}
if (m_addrFamily == AF_INET) {
HC_LOG_ERROR("this funktion is only available vor IPv6 sockets ");
return false;
} else if (m_addrFamily == AF_INET6) {
int rc = setsockopt(m_sock, IPPROTO_IPV6, IPV6_HOPOPTS, buf, buf_size);
if (rc == -1) {
HC_LOG_ERROR("failed to add extension header! Error: " << strerror(errno) << " errno: " << errno);
return false;
} else {
return true;
}
} else {
HC_LOG_ERROR("wrong address family");
return false;
}
}
bool mroute_socket::set_ipv4_receive_packets_with_router_alert_header(bool enable) const
{
HC_LOG_TRACE("");
if (!is_udp_valid()) {
HC_LOG_ERROR("raw_socket invalid");
return false;
}
if (m_addrFamily == AF_INET) {
int one = enable ? 1 : 0;
int rc = setsockopt(m_sock, IPPROTO_IP, IP_ROUTER_ALERT, &one, sizeof(one));
if (rc == -1) {
HC_LOG_ERROR("failed to add router alert header! Error: " << strerror(errno) << " errno: " << errno);
return false;
} else {
return true;
}
} else {
HC_LOG_ERROR("wrong address family");
return false;
}
}
bool mroute_socket::set_ipv6_recv_icmpv6_msg() const
{
HC_LOG_TRACE("");
if (!is_udp_valid()) {
HC_LOG_ERROR("raw_socket invalid");
return false;
}
if (m_addrFamily == AF_INET) {
HC_LOG_ERROR("this funktion is only available vor IPv6 sockets ");
return false;
} else if (m_addrFamily == AF_INET6) {
struct icmp6_filter myfilter;
//ICMP6_FILTER_SETPASSALL(&myfilter);
ICMP6_FILTER_SETBLOCKALL(&myfilter);
ICMP6_FILTER_SETPASS(MLD_LISTENER_REPORT, &myfilter);
ICMP6_FILTER_SETPASS(MLD_LISTENER_REDUCTION, &myfilter);
ICMP6_FILTER_SETPASS(MLD_V2_LISTENER_REPORT, &myfilter);
if (setsockopt(m_sock, IPPROTO_ICMPV6, ICMP6_FILTER, &myfilter, sizeof(myfilter)) < 0) {
HC_LOG_ERROR("failed to set ICMP6 filter! Error: " << strerror(errno) << " errno: " << errno);
return false;
}
return true;
} else {
HC_LOG_ERROR("wrong address family");
return false;
}
}
bool mroute_socket::set_ipv6_recv_pkt_info() const
{
if (!is_udp_valid()) {
HC_LOG_ERROR("raw_socket invalid");
return false;
}
if (m_addrFamily == AF_INET) {
HC_LOG_ERROR("this funktion is only available vor IPv6 sockets ");
return false;
} else if (m_addrFamily == AF_INET6) {
int on = 1;
if (setsockopt(m_sock, IPPROTO_IPV6, IPV6_RECVPKTINFO, &on, sizeof(on)) < 0) {
HC_LOG_ERROR("failed to set IPV6_RECVPKTINFO! Error: " << strerror(errno) << " errno: " << errno);
return false;
}
return true;
} else {
HC_LOG_ERROR("wrong address family");
return false;
}
}
bool mroute_socket::set_ipv6_recv_hop_by_hop_msg() const
{
HC_LOG_TRACE("");
if (!is_udp_valid()) {
HC_LOG_ERROR("raw_socket invalid");
return false;
}
if (m_addrFamily == AF_INET) {
HC_LOG_ERROR("this funktion is only available vor IPv6 sockets ");
return false;
} else if (m_addrFamily == AF_INET6) {
int on = 1;
if (setsockopt(m_sock, IPPROTO_IPV6, IPV6_RECVHOPOPTS, &on, sizeof(on)) < 0) {
HC_LOG_ERROR("failed to set IPV6_RECVHOPOPTS! Error: " << strerror(errno) << " errno: " << errno);
return false;
}
return true;
} else {
HC_LOG_ERROR("wrong address family");
return false;
}
}
bool mroute_socket::set_mrt_flag(bool enable) const
{
HC_LOG_TRACE("enable: " << enable);
if (!is_udp_valid()) {
HC_LOG_ERROR("raw_socket invalid");
return false;
}
int rc;
int proto;
int mrt_cmd;
if (enable) {
if (m_addrFamily == AF_INET) {
proto = IPPROTO_IP;
mrt_cmd = MRT_INIT;
} else if (m_addrFamily == AF_INET6) {
proto = IPPROTO_IPV6;
mrt_cmd = MRT6_INIT;
} else {
HC_LOG_ERROR("wrong address family");
return false;
}
int val = 1;
rc = setsockopt(m_sock, proto, mrt_cmd, (void*)&val, sizeof(val));
if (rc == -1) {
HC_LOG_ERROR("failed to set MRT flag! Error: " << strerror(errno) << " errno: " << errno);
return false;
} else {
return true;
}
} else {
if (m_addrFamily == AF_INET) {
proto = IPPROTO_IP;
mrt_cmd = MRT_DONE;
} else if (m_addrFamily == AF_INET6) {
proto = IPPROTO_IPV6;
mrt_cmd = MRT6_DONE;
} else {
HC_LOG_ERROR("wrong address family");
return false;
}
rc = setsockopt(m_sock, proto, mrt_cmd, nullptr, 0);
if (rc == -1) {
HC_LOG_ERROR("failed to reset MRT flag! Error: " << strerror(errno) << " errno: " << errno);
return false;
} else {
return true;
}
}
}
//vifNum musst the same uniqueName on delVIF (0 > vifNum < MAXVIF ==32)
//iff_register = true if used for PIM Register encap/decap
bool mroute_socket::add_vif(int vifNum, uint32_t if_index, const addr_storage& ip_tunnel_remote_addr) const
{
HC_LOG_TRACE("");
if (!is_udp_valid()) {
HC_LOG_ERROR("raw_socket invalid");
return false;
}
int rc;
if (m_addrFamily == AF_INET) {
struct vifctl vc;
//VIFF_TUNNEL /* vif represents a tunnel end-point */
//VIFF_SRCRT /* tunnel uses IP src routing */
//VIFF_REGISTER /* used for PIM Register encap/decap */
unsigned char flags;
flags = VIFF_USE_IFINDEX;
memset(&vc, 0, sizeof(vc));
vc.vifc_vifi = vifNum;
vc.vifc_flags = flags;
vc.vifc_threshold = MROUTE_TTL_THRESHOLD;
vc.vifc_rate_limit = MROUTE_RATE_LIMIT_ENDLESS;
vc.vifc_lcl_ifindex = if_index;
if (ip_tunnel_remote_addr.is_valid()) {
vc.vifc_rmt_addr = ip_tunnel_remote_addr.get_in_addr();
}
rc = setsockopt(m_sock, IPPROTO_IP, MRT_ADD_VIF, (void *)&vc, sizeof(vc));
if (rc == -1) {
HC_LOG_ERROR("failed to add VIF! Error: " << strerror(errno) << " errno: " << errno);
return false;
} else {
return true;
}
} else if (m_addrFamily == AF_INET6) {
struct mif6ctl mc;
unsigned char flags;
flags = 0;
memset(&mc, 0, sizeof(mc));
mc.mif6c_mifi = vifNum;
mc.mif6c_flags = flags;
mc.vifc_rate_limit = MROUTE_RATE_LIMIT_ENDLESS;
mc.vifc_threshold = MROUTE_TTL_THRESHOLD;
mc.mif6c_pifi = if_index;
rc = setsockopt(m_sock, IPPROTO_IPV6, MRT6_ADD_MIF, (void *)&mc, sizeof(mc));
if (rc == -1) {
HC_LOG_ERROR("failed to add VIF! Error: " << strerror(errno) << " errno: " << errno);
return false;
} else {
return true;
}
} else {
HC_LOG_ERROR("wrong address family");
return false;
}
}
bool mroute_socket::del_vif(int vif_index) const
{
HC_LOG_TRACE("");
if (!is_udp_valid()) {
HC_LOG_ERROR("raw_socket invalid");
return false;
}
int rc;
if (m_addrFamily == AF_INET) {
struct vifctl vifc;
memset(&vifc, 0, sizeof(vifc));
vifc.vifc_vifi = vif_index;
rc = setsockopt(m_sock, IPPROTO_IP, MRT_DEL_VIF, (char *)&vifc, sizeof(vifc));
if (rc == -1) {
HC_LOG_ERROR("failed to del VIF! Error: " << strerror(errno) << " errno: " << errno);
return false;
} else {
return true;
}
} else if (m_addrFamily == AF_INET6) {
struct mif6ctl mc;
memset(&mc, 0, sizeof(mc));
mc.mif6c_mifi = vif_index;
rc = setsockopt(m_sock, IPPROTO_IPV6, MRT6_DEL_MIF, (char *)&mc, sizeof(mc));
if (rc == -1) {
HC_LOG_ERROR("failed to del VIF! Error: " << strerror(errno) << " errno: " << errno);
return false;
} else {
return true;
}
} else {
HC_LOG_ERROR("wrong address family");
return false;
}
}
bool mroute_socket::bind_vif_to_table(uint32_t if_index, int table) const
{
HC_LOG_TRACE("");
if (!is_udp_valid()) {
HC_LOG_ERROR("raw_socket invalid");
return false;
}
std::ostringstream oss_in;
std::ostringstream oss_out;
std::string cmd;
if (m_addrFamily == AF_INET) {
cmd = "ip mrule";
} else if (m_addrFamily == AF_INET6) {
cmd = "ip -6 mrule";
} else {
HC_LOG_ERROR("wrong address family");
return false;
}
char if_name[IF_NAMESIZE];
if (if_indextoname(if_index, if_name) == nullptr) {
HC_LOG_ERROR("failed to convert if_index to name! Error: " << strerror(errno) << " errno: " << errno);
}
oss_in << cmd << " add iif " << if_name << " lookup " << table;
oss_out << cmd << " add oif " << if_name << " lookup " << table;
if (system(oss_in.str().c_str()) != 0 ) {
HC_LOG_ERROR("failed to bind vif to table! Error on cmd: " << oss_in.str());
return false;
}
if (system(oss_out.str().c_str()) != 0 ) {
HC_LOG_ERROR("failed to bind vif to table! Error on cmd: " << oss_out.str());
return false;
}
return true;
}
bool mroute_socket::unbind_vif_form_table(uint32_t if_index, int table) const
{
HC_LOG_TRACE("");
if (!is_udp_valid()) {
HC_LOG_ERROR("raw_socket invalid");
return false;
}
std::ostringstream oss_in;
std::ostringstream oss_out;
std::string cmd;
if (m_addrFamily == AF_INET) {
cmd = "ip mrule";
} else if (m_addrFamily == AF_INET6) {
cmd = "ip -6 mrule";
} else {
HC_LOG_ERROR("wrong address family");
return false;
}
char if_name[IF_NAMESIZE];
if (if_indextoname(if_index, if_name) == nullptr) {
HC_LOG_ERROR("failed to convert if_index to name! Error: " << strerror(errno) << " errno: " << errno);
}
oss_in << cmd << " del iif " << if_name << " lookup " << table;
oss_out << cmd << " del oif " << if_name << " lookup " << table;
if (system(oss_in.str().c_str()) != 0 ) {
HC_LOG_ERROR("failed to unbind vif from table! Error on cmd: " << oss_in.str());
return false;
}
if (system(oss_out.str().c_str()) != 0 ) {
HC_LOG_ERROR("failed to unbind vif from table! Error on cmd: " << oss_out.str());
return false;
}
return true;
}
//source_addr is the source address of the received multicast packet
//group_addr group address of the received multicast packet
bool mroute_socket::add_mroute(int vif_index, const addr_storage& source_addr, const addr_storage& group_addr, const std::list<int>& output_vif) const
{
//unsigned int* output_vifTTL, unsigned int output_vifTTL_Ncount){
HC_LOG_TRACE("");
if (!is_udp_valid()) {
HC_LOG_ERROR("raw_socket invalid");
return false;
}
int rc;
if (m_addrFamily == AF_INET) {
struct mfcctl mc;
memset(&mc, 0, sizeof(mc));
mc.mfcc_origin = source_addr.get_in_addr();
mc.mfcc_mcastgrp = group_addr.get_in_addr();
mc.mfcc_parent = vif_index;
if (output_vif.size() > MAXVIFS) {
HC_LOG_ERROR("output_vifNum_size to large: " << output_vif.size());
return false;
}
for (auto e : output_vif) {
mc.mfcc_ttls[e] = MROUTE_DEFAULT_TTL;
}
rc = setsockopt(m_sock, IPPROTO_IP, MRT_ADD_MFC, (void *)&mc, sizeof(mc));
if (rc == -1) {
HC_LOG_ERROR("failed to add multicast route! Error: " << strerror(errno) << " errno: " << errno);
return false;
} else {
return true;
}
} else if (m_addrFamily == AF_INET6) {
struct mf6cctl mc;
memset(&mc, 0, sizeof(mc));
mc.mf6cc_origin.sin6_addr = source_addr.get_in6_addr();
mc.mf6cc_mcastgrp.sin6_addr = group_addr.get_in6_addr();
mc.mf6cc_parent = vif_index;
if (output_vif.size() > MAXMIFS) {
HC_LOG_ERROR("output_vifNum_size to large: " << output_vif.size());
return false;
}
for (auto e : output_vif) {
IF_SET(e, &mc.mf6cc_ifset);
}
rc = setsockopt(m_sock, IPPROTO_IPV6, MRT6_ADD_MFC, (void*)&mc, sizeof(mc));
if (rc == -1) {
HC_LOG_ERROR("failed to add multicast route! Error: " << strerror(errno) << " errno: " << errno);
return false;
} else {
return true;
}
} else {
HC_LOG_ERROR("wrong address family");
return false;
}
}
bool mroute_socket::del_mroute(int vif_index, const addr_storage& source_addr, const addr_storage& group_addr) const
{
HC_LOG_TRACE("");
if (!is_udp_valid()) {
HC_LOG_ERROR("raw_socket invalid");
return false;
}
int rc;
if (m_addrFamily == AF_INET) {
struct mfcctl mc;
memset(&mc, 0, sizeof(mc));
mc.mfcc_origin = source_addr.get_in_addr();
mc.mfcc_mcastgrp = group_addr.get_in_addr();
mc.mfcc_parent = vif_index;
rc = setsockopt(m_sock, IPPROTO_IP, MRT_DEL_MFC, (void *)&mc, sizeof(mc));
if (rc == -1) {
HC_LOG_WARN("failed to delete multicast route! Error: " << strerror(errno) << " errno: " << errno);
return false;
} else {
return true;
}
} else if (m_addrFamily == AF_INET6) {
struct mf6cctl mc;
memset(&mc, 0, sizeof(mc));
mc.mf6cc_origin.sin6_addr = source_addr.get_in6_addr();
mc.mf6cc_mcastgrp.sin6_addr = group_addr.get_in6_addr();
mc.mf6cc_parent = vif_index;
rc = setsockopt(m_sock, IPPROTO_IPV6, MRT6_DEL_MFC, (void *)&mc, sizeof(mc));
if (rc == -1) {
HC_LOG_WARN("failed to delete multicast route! Error: " << strerror(errno) << " errno: " << errno);
return false;
} else {
return true;
}
} else {
HC_LOG_ERROR("wrong address family");
return false;
}
return false;
}
bool mroute_socket::get_vif_stats(int vif_index, struct sioc_vif_req* req_v4, struct sioc_mif_req6* req_v6) const
{
HC_LOG_TRACE("");
if (!is_udp_valid()) {
HC_LOG_ERROR("raw_socket invalid");
return false;
}
int rc;
if (m_addrFamily == AF_INET) {
if (req_v4 != nullptr) {
req_v4->vifi = vif_index;
rc = ioctl(m_sock, SIOCGETVIFCNT, req_v4);
if (rc == -1) {
HC_LOG_ERROR("failed to get vif stats! Error: " << strerror(errno) << " errno: " << errno);
return false;
} else {
return true;
}
} else {
HC_LOG_ERROR("failed to get vif stats! Error: claimed parameter req_v4 is null");
return false;
}
} else if (m_addrFamily == AF_INET6) {
if (req_v6 != nullptr) {
req_v6->mifi = vif_index;
rc = ioctl(m_sock, SIOCGETMIFCNT_IN6, req_v6);
if (rc == -1) {
HC_LOG_ERROR("failed to get vif stats! Error: " << strerror(errno) << " errno: " << errno);
return false;
} else {
return true;
}
} else {
HC_LOG_ERROR("failed to get vif stats! Error: claimed parameter req_v6 is null");
return false;
}
} else {
HC_LOG_ERROR("wrong address family");
return false;
}
return false;
}
bool mroute_socket::get_mroute_stats(const addr_storage& source_addr, const addr_storage& group_addr, struct sioc_sg_req* sgreq_v4, struct sioc_sg_req6* sgreq_v6) const
{
HC_LOG_TRACE("");
if (!is_udp_valid()) {
HC_LOG_ERROR("raw_socket invalid");
return false;
}
int rc;
if (m_addrFamily == AF_INET) {
if (sgreq_v4 != nullptr) {
memset(sgreq_v4, 0, sizeof(struct sioc_sg_req));
sgreq_v4->src = source_addr.get_in_addr();
sgreq_v4->grp = group_addr.get_in_addr();
rc = ioctl(m_sock, SIOCGETSGCNT, sgreq_v4);;
if (rc == -1) {
HC_LOG_ERROR("failed to get multicast route stats! Error: " << strerror(errno) << " errno: " << errno);
return false;
} else {
return true;
}
} else {
HC_LOG_ERROR("failed to get multicast route stats! Error: claimed parameter sgreq_v4 is null");
return false;
}
} else if (m_addrFamily == AF_INET6) {
if (sgreq_v6 != nullptr) {
memset(sgreq_v6, 0, sizeof(struct sioc_sg_req6));
sgreq_v6->src.sin6_addr = source_addr.get_in6_addr();
sgreq_v6->grp.sin6_addr = group_addr.get_in6_addr();
rc = ioctl(m_sock, SIOCGETSGCNT_IN6, sgreq_v6);
if (rc == -1) {
HC_LOG_ERROR("failed to get multicast route stats! Error: " << strerror(errno) << " errno: " << errno);
return false;
} else {
return true;
}
} else {
HC_LOG_ERROR("failed to get multicast route stats! Error: claimed parameter sgreq_v6 is null");
return false;
}
} else {
HC_LOG_ERROR("wrong address family");
return false;
}
return false;
}
#ifdef DEBUG_MODE
void mroute_socket::print_vif_stats(mroute_socket* m, int vif_index)
{
using namespace std;
HC_LOG_TRACE("");
cout << "##-- vif stats --##" << endl;
cout << " -vif_index:" << vif_index << endl;
if (m->get_addr_family() == AF_INET) {
sioc_vif_req req;
if (!m->get_vif_stats(vif_index, &req, nullptr)) {
cout << "failed to get vif stats" << endl;
return;
}
cout << " -In packets[" << req.ibytes << " bytes]:" << req.icount << endl;
cout << " -Out packets[" << req.obytes << " bytes]:" << req.ocount << endl;
} else if (m->get_addr_family() == AF_INET6) {
struct sioc_mif_req6 req;
if (!m->get_vif_stats(vif_index, nullptr, &req)) {
cout << "failed to get vif stats" << endl;
return;
}
cout << " -In packets[" << req.ibytes << " bytes]:" << req.icount << endl;
cout << " -Out packets[" << req.obytes << " bytes]:" << req.ocount << endl;
} else {
HC_LOG_ERROR("wrong address family");
cout << "wrong address family" << endl;
}
}
void mroute_socket::print_mroute_stats(mroute_socket* m, const addr_storage& source_addr, const addr_storage& group_addr)
{
using namespace std;
HC_LOG_TRACE("");
cout << "##-- mroute states --##" << endl;
cout << " -src: " << source_addr << " to grp: " << group_addr << endl;
if (m->get_addr_family() == AF_INET) {
struct sioc_sg_req req;
if (!m->get_mroute_stats(source_addr, group_addr, &req, nullptr)) {
cout << "failed to get mroute stats" << endl;
return;
}
cout << " -packets[" << req.bytecnt << " bytes]:" << req.pktcnt << endl;
cout << " -wrong packets:" << req.wrong_if << endl;
} else if (m->get_addr_family() == AF_INET6) {
struct sioc_sg_req6 req;
if (!m->get_mroute_stats(source_addr, group_addr, nullptr, &req)) {
cout << "failed to get mroute stats" << endl;
return;
}
cout << " -packets[" << req.bytecnt << " bytes]:" << req.pktcnt << endl;
cout << " -wrong packets:" << req.wrong_if << endl;
} else {
HC_LOG_ERROR("wrong address family");
cout << "wrong address family" << endl;
}
}
void mroute_socket::print_struct_mf6cctl(struct mf6cctl* mc)
{
using namespace std;
HC_LOG_TRACE("");
char addressBuffer[INET6_ADDRSTRLEN];
cout << "##-- mf6cctl --##" << endl;
cout << " -mf6cc_parent: " << mc->mf6cc_parent << endl;
cout << " -mcastgrp: " << inet_ntop(AF_INET6, &mc->mf6cc_mcastgrp.sin6_addr, addressBuffer,
sizeof(addressBuffer)) << endl;
cout << " -mcastorigin: " << inet_ntop(AF_INET6, &mc->mf6cc_origin.sin6_addr, addressBuffer,
sizeof(addressBuffer)) << endl;
cout << " -mf6cc_ifset: ";
for (int i = 0; i < MAXMIFS; i++) {
if (IF_ISSET(i, &mc->mf6cc_ifset)) {
cout << i << "; ";
}
}
cout << endl;
}
void mroute_socket::test_mcrouter_mrt_flag()
{
HC_LOG_TRACE("");
using namespace std;
int sleepTime = 1;
mroute_socket m;
mroute_socket m1;
cout << "--<1> set MRT flag ipv4 --" << endl;
m.create_raw_ipv4_socket();
if (m.set_mrt_flag(true)) {
cout << "set OK!" << endl;
} else {
cout << "set FAILED!" << endl;
}
sleep(sleepTime);
cout << "-- reset MRT flag ipv4 --" << endl;
if (m.set_mrt_flag(false)) {
cout << "reset OK!" << endl;
} else {
cout << "reset FAILED!" << endl;
}
sleep(sleepTime);
cout << "-- set MRT flag ipv4 again --" << endl;
m.create_raw_ipv4_socket();
if (m.set_mrt_flag(true)) {
cout << "set OK!" << endl;
} else {
cout << "set FAILED!" << endl;
}
cout << "--<2> set MRT flag ipv6 --" << endl;
m.create_raw_ipv6_socket();
if (m.set_mrt_flag(true)) {
cout << "set OK!" << endl;
} else {
cout << "set FAILED!" << endl;
}
sleep(sleepTime);
cout << "-- reset MRT flag ipv6 --" << endl;
if (m.set_mrt_flag(false)) {
cout << "reset OK!" << endl;
} else {
cout << "reset FAILED!" << endl;
}
sleep(sleepTime);
cout << "--<3> error test set 2x MRT flag ipv4 --" << endl;
m.create_raw_ipv4_socket();
m1.create_raw_ipv4_socket();
if (m.set_mrt_flag(true)) {
cout << "set 1 OK!" << endl;
} else {
cout << "set 1 FAILED!" << endl;
}
if (m1.set_mrt_flag(true)) {
cout << "set 2 OK! ==> FAILED!" << endl;
} else {
cout << "set 2 FAILED! ==> OK!" << endl;
}
sleep(sleepTime);
if (m.set_mrt_flag(false)) {
cout << "reset 1 OK!" << endl;
} else {
cout << "reset 1 FAILED!" << endl;
}
if (m1.set_mrt_flag(false)) {
cout << "reset 2 OK! ==> FAILED!" << endl;
} else {
cout << "reset 2 FAILED! ==> OK!" << endl;
}
sleep(sleepTime);
cout << "--<4> error test set 2x MRT flag ipv6 --" << endl;
m.create_raw_ipv6_socket();
m1.create_raw_ipv6_socket();
if (m.set_mrt_flag(true)) {
cout << "set 1 OK!" << endl;
} else {
cout << "set 1 FAILED!" << endl;
}
if (m1.set_mrt_flag(true)) {