iplink.c revision cd70f3f522e04b4d2fa80ae10292379bf223a53b
1aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger/* 2aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger * iplink.c "ip link". 3aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger * 4aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger * This program is free software; you can redistribute it and/or 5aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger * modify it under the terms of the GNU General Public License 6aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger * as published by the Free Software Foundation; either version 7aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger * 2 of the License, or (at your option) any later version. 8aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger * 9aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger * Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru> 10aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger * 11aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger */ 12aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 13aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <stdio.h> 14aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <stdlib.h> 15aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <unistd.h> 16aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <syslog.h> 17aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <fcntl.h> 181d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy#include <dlfcn.h> 19aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <errno.h> 20aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <sys/socket.h> 21aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <linux/if.h> 22aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <linux/if_packet.h> 23aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <linux/if_ether.h> 24aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <linux/sockios.h> 25aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <netinet/in.h> 26aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <arpa/inet.h> 27aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <string.h> 28aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <sys/ioctl.h> 29aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <linux/sockios.h> 30aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 31aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include "rt_names.h" 32aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include "utils.h" 33aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include "ip_common.h" 34aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 351d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy#define IPLINK_IOCTL_COMPAT 1 365e3bb534ae179be141a92eb1a4e2eb48094193b7Andreas Henriksson#ifndef LIBDIR 375e3bb534ae179be141a92eb1a4e2eb48094193b7Andreas Henriksson#define LIBDIR "/usr/lib/" 38b514b3587ee56552fcc87a066c955a7ff4f55d6fRafael Almeida#endif 39aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 40aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemmingerstatic void usage(void) __attribute__((noreturn)); 41750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemmingerstatic int iplink_have_newlink(void); 42aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 43aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemmingervoid iplink_usage(void) 44aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 45750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger if (iplink_have_newlink()) { 46a22e92951d21d0f796040d0d6c00d59a1e188bcaSridhar Samudrala fprintf(stderr, "Usage: ip link add [link DEV] [ name ] NAME\n"); 47750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger fprintf(stderr, " [ txqueuelen PACKETS ]\n"); 48750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger fprintf(stderr, " [ address LLADDR ]\n"); 49750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger fprintf(stderr, " [ broadcast LLADDR ]\n"); 50750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger fprintf(stderr, " [ mtu MTU ]\n"); 51750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger fprintf(stderr, " type TYPE [ ARGS ]\n"); 52750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger fprintf(stderr, " ip link delete DEV type TYPE [ ARGS ]\n"); 53750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger fprintf(stderr, "\n"); 54db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru fprintf(stderr, " ip link set { dev DEVICE | group DEVGROUP } [ { up | down } ]\n"); 55750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger } else 56750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger fprintf(stderr, "Usage: ip link set DEVICE [ { up | down } ]\n"); 57750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger 58750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger fprintf(stderr, " [ arp { on | off } ]\n"); 59750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger fprintf(stderr, " [ dynamic { on | off } ]\n"); 60750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger fprintf(stderr, " [ multicast { on | off } ]\n"); 61750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger fprintf(stderr, " [ allmulticast { on | off } ]\n"); 62750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger fprintf(stderr, " [ promisc { on | off } ]\n"); 63750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger fprintf(stderr, " [ trailers { on | off } ]\n"); 64750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger fprintf(stderr, " [ txqueuelen PACKETS ]\n"); 65750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger fprintf(stderr, " [ name NEWNAME ]\n"); 66750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger fprintf(stderr, " [ address LLADDR ]\n"); 67750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger fprintf(stderr, " [ broadcast LLADDR ]\n"); 68750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger fprintf(stderr, " [ mtu MTU ]\n"); 69750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger fprintf(stderr, " [ netns PID ]\n"); 700dc34c7713bb7055378fe5cbc720d63d0db572a1Eric W. Biederman fprintf(stderr, " [ netns NAME ]\n"); 71ace9c96121b10ff8f91d79b7486bb8a5520c12dfStephen Hemminger fprintf(stderr, " [ alias NAME ]\n"); 72ae7229d5f99ed9d7fd6ae11bcc726b80e8f8cb87Williams, Mitch A fprintf(stderr, " [ vf NUM [ mac LLADDR ]\n"); 73ae7229d5f99ed9d7fd6ae11bcc726b80e8f8cb87Williams, Mitch A fprintf(stderr, " [ vlan VLANID [ qos VLAN-QOS ] ]\n"); 747b8179c780a1abd547e5002c4e6fba898c6d72bbGreg Rose 751598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger fprintf(stderr, " [ rate TXRATE ] ] \n"); 767b8179c780a1abd547e5002c4e6fba898c6d72bbGreg Rose 777b8179c780a1abd547e5002c4e6fba898c6d72bbGreg Rose fprintf(stderr, " [ spoofchk { on | off} ] ] \n"); 78a1e191b90c35f5ef5d7dfba5ad8b5b7a7f57a421Jiri Pirko fprintf(stderr, " [ master DEVICE ]\n"); 79a1e191b90c35f5ef5d7dfba5ad8b5b7a7f57a421Jiri Pirko fprintf(stderr, " [ nomaster ]\n"); 80f960c92aac1838e0f336c0ca0f657bb55a42d8e9Vlad Dogaru fprintf(stderr, " ip link show [ DEVICE | group GROUP ]\n"); 81750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger 82750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger if (iplink_have_newlink()) { 83750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger fprintf(stderr, "\n"); 84a22e92951d21d0f796040d0d6c00d59a1e188bcaSridhar Samudrala fprintf(stderr, "TYPE := { vlan | veth | vcan | dummy | ifb | macvlan | can | bridge }\n"); 85750a405a5a6f6cdae7d14609b49051e59738177eStephen Hemminger } 86aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger exit(-1); 87aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 88aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 89aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemmingerstatic void usage(void) 90aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 91aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger iplink_usage(); 92aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 93aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 94aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemmingerstatic int on_off(char *msg) 95aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 96aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger fprintf(stderr, "Error: argument of \"%s\" must be \"on\" or \"off\"\n", msg); 97aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 98aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 99aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 1001d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardystatic void *BODY; /* cached dlopen(NULL) handle */ 1011d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardystatic struct link_util *linkutil_list; 1021d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 1031d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardystruct link_util *get_link_kind(const char *id) 1041d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy{ 1051d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy void *dlh; 1061d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy char buf[256]; 1071d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy struct link_util *l; 1081d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 1091d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy for (l = linkutil_list; l; l = l->next) 1101d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (strcmp(l->id, id) == 0) 1111d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy return l; 1121d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 1135e3bb534ae179be141a92eb1a4e2eb48094193b7Andreas Henriksson snprintf(buf, sizeof(buf), LIBDIR "/ip/link_%s.so", id); 1141d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy dlh = dlopen(buf, RTLD_LAZY); 1151d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (dlh == NULL) { 1161d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy /* look in current binary, only open once */ 1171d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy dlh = BODY; 1181d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (dlh == NULL) { 1191d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy dlh = BODY = dlopen(NULL, RTLD_LAZY); 1201d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (dlh == NULL) 1211d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy return NULL; 1221d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } 1231d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } 1241d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 1251d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy snprintf(buf, sizeof(buf), "%s_link_util", id); 1261d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy l = dlsym(dlh, buf); 1271d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (l == NULL) 1281d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy return NULL; 1291d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 1301d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy l->next = linkutil_list; 1311d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy linkutil_list = l; 1321d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy return l; 1331d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy} 1341d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 1351d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy#if IPLINK_IOCTL_COMPAT 1361d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardystatic int have_rtnl_newlink = -1; 1371d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 1381d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardystatic int accept_msg(const struct sockaddr_nl *who, 1391d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy struct nlmsghdr *n, void *arg) 1401d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy{ 1411d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy struct nlmsgerr *err = (struct nlmsgerr *)NLMSG_DATA(n); 1421d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 14366e529f579f45351828fc82d6ba2629cc6eb3dddPatrick McHardy if (n->nlmsg_type == NLMSG_ERROR && 14466e529f579f45351828fc82d6ba2629cc6eb3dddPatrick McHardy (err->error == -EOPNOTSUPP || err->error == -EINVAL)) 1451d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy have_rtnl_newlink = 0; 1461d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy else 1471d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy have_rtnl_newlink = 1; 1481d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy return -1; 1491d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy} 1501d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 1511d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardystatic int iplink_have_newlink(void) 1521d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy{ 1531d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy struct { 1541d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy struct nlmsghdr n; 1551d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy struct ifinfomsg i; 1561d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy char buf[1024]; 1571d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } req; 1581d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 1591d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (have_rtnl_newlink < 0) { 1601d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy memset(&req, 0, sizeof(req)); 1611d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 1621d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy req.n.nlmsg_len = NLMSG_LENGTH(sizeof(struct ifinfomsg)); 1631d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy req.n.nlmsg_flags = NLM_F_REQUEST|NLM_F_ACK; 1641d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy req.n.nlmsg_type = RTM_NEWLINK; 1651d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy req.i.ifi_family = AF_UNSPEC; 1661d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 1676cf8398f5f487762586801c25539d8fe5bb33b39Stephen Hemminger rtnl_send(&rth, &req.n, req.n.nlmsg_len); 1681d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy rtnl_listen(&rth, accept_msg, NULL); 1691d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } 1701d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy return have_rtnl_newlink; 1711d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy} 1721d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy#else /* IPLINK_IOCTL_COMPAT */ 1731d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardystatic int iplink_have_newlink(void) 1741d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy{ 1751d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy return 1; 1761d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy} 1771d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy#endif /* ! IPLINK_IOCTL_COMPAT */ 1781d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 179909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanovstruct iplink_req { 180909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov struct nlmsghdr n; 181909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov struct ifinfomsg i; 182909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov char buf[1024]; 183909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov}; 184909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov 1851598b9ef7b6704af5126d632e324323703ca8112Stephen Hemmingerint iplink_parse_vf(int vf, int *argcp, char ***argvp, 1861598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger struct iplink_req *req) 1873fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright{ 1883fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright int len, argc = *argcp; 1893fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright char **argv = *argvp; 1903fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright struct rtattr *vfinfo; 1911598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger 1921598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger vfinfo = addattr_nest(&req->n, sizeof(*req), IFLA_VF_INFO); 1933fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright 1943fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright while (NEXT_ARG_OK()) { 1953fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright NEXT_ARG(); 1961598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger if (matches(*argv, "mac") == 0) { 1971598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger struct ifla_vf_mac ivm; 1983fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright NEXT_ARG(); 1991598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger ivm.vf = vf; 2001598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger len = ll_addr_a2n((char *)ivm.mac, 32, *argv); 2011598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger if (len < 0) 2021598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger return -1; 2031598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger addattr_l(&req->n, sizeof(*req), IFLA_VF_MAC, &ivm, sizeof(ivm)); 2043fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright } else if (matches(*argv, "vlan") == 0) { 2051598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger struct ifla_vf_vlan ivv; 2063fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright NEXT_ARG(); 2071598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger if (get_unsigned(&ivv.vlan, *argv, 0)) { 2081598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger invarg("Invalid \"vlan\" value\n", *argv); 2091598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger } 2101598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger ivv.vf = vf; 2111598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger ivv.qos = 0; 2123fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright if (NEXT_ARG_OK()) { 2133fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright NEXT_ARG(); 2143fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright if (matches(*argv, "qos") == 0) { 2153fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright NEXT_ARG(); 2161598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger if (get_unsigned(&ivv.qos, *argv, 0)) { 2171598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger invarg("Invalid \"qos\" value\n", *argv); 2181598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger } 2193fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright } else { 2203fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright /* rewind arg */ 2213fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright PREV_ARG(); 2223fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright } 2233fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright } 2241598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger addattr_l(&req->n, sizeof(*req), IFLA_VF_VLAN, &ivv, sizeof(ivv)); 2253fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright } else if (matches(*argv, "rate") == 0) { 2261598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger struct ifla_vf_tx_rate ivt; 2273fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright NEXT_ARG(); 2281598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger if (get_unsigned(&ivt.rate, *argv, 0)) { 2291598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger invarg("Invalid \"rate\" value\n", *argv); 2301598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger } 2311598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger ivt.vf = vf; 2321598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger addattr_l(&req->n, sizeof(*req), IFLA_VF_TX_RATE, &ivt, sizeof(ivt)); 2331598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger 2347b8179c780a1abd547e5002c4e6fba898c6d72bbGreg Rose } else if (matches(*argv, "spoofchk") == 0) { 2357b8179c780a1abd547e5002c4e6fba898c6d72bbGreg Rose struct ifla_vf_spoofchk ivs; 2367b8179c780a1abd547e5002c4e6fba898c6d72bbGreg Rose NEXT_ARG(); 2377b8179c780a1abd547e5002c4e6fba898c6d72bbGreg Rose if (matches(*argv, "on") == 0) 2387b8179c780a1abd547e5002c4e6fba898c6d72bbGreg Rose ivs.setting = 1; 2397b8179c780a1abd547e5002c4e6fba898c6d72bbGreg Rose else if (matches(*argv, "off") == 0) 2407b8179c780a1abd547e5002c4e6fba898c6d72bbGreg Rose ivs.setting = 0; 2417b8179c780a1abd547e5002c4e6fba898c6d72bbGreg Rose else 2427b8179c780a1abd547e5002c4e6fba898c6d72bbGreg Rose invarg("Invalid \"spoofchk\" value\n", *argv); 2437b8179c780a1abd547e5002c4e6fba898c6d72bbGreg Rose ivs.vf = vf; 2447b8179c780a1abd547e5002c4e6fba898c6d72bbGreg Rose addattr_l(&req->n, sizeof(*req), IFLA_VF_SPOOFCHK, &ivs, sizeof(ivs)); 2457b8179c780a1abd547e5002c4e6fba898c6d72bbGreg Rose 2463fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright } else { 2473fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright /* rewind arg */ 2483fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright PREV_ARG(); 2493fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright break; 2503fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright } 2513fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright } 2523fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright 2533fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright if (argc == *argcp) 2543fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright incomplete_command(); 2553fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright 2561598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger addattr_nest_end(&req->n, vfinfo); 2573fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright 2583fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright *argcp = argc; 2593fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright *argvp = argv; 2601598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger return 0; 2613fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright} 2623fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright 2633fd86630876aed8a23e4f2c2d72e68cbb2ee331aChris Wright 264909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanovint iplink_parse(int argc, char **argv, struct iplink_req *req, 265db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru char **name, char **type, char **link, char **dev, int *group) 2661d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy{ 267909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov int ret, len; 268909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov char abuf[32]; 2691d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy int qlen = -1; 2701d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy int mtu = -1; 271e2613dc8605e56dbc53890ebbae263f93610bd41Benjamin Thery int netns = -1; 272ae7229d5f99ed9d7fd6ae11bcc726b80e8f8cb87Williams, Mitch A int vf = -1; 2731d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 274db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru *group = -1; 275909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov ret = argc; 2761d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 2771d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy while (argc > 0) { 2781d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (strcmp(*argv, "up") == 0) { 279909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req->i.ifi_change |= IFF_UP; 280909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req->i.ifi_flags |= IFF_UP; 2811d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else if (strcmp(*argv, "down") == 0) { 282909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req->i.ifi_change |= IFF_UP; 283909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req->i.ifi_flags &= ~IFF_UP; 2841d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else if (strcmp(*argv, "name") == 0) { 2851d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy NEXT_ARG(); 286909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov *name = *argv; 2871d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else if (matches(*argv, "link") == 0) { 2881d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy NEXT_ARG(); 289909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov *link = *argv; 2901d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else if (matches(*argv, "address") == 0) { 2911d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy NEXT_ARG(); 2921d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy len = ll_addr_a2n(abuf, sizeof(abuf), *argv); 293cb2eb9997a0292a144968d117f4d831c155ca71dAndreas Henriksson if (len < 0) 294cb2eb9997a0292a144968d117f4d831c155ca71dAndreas Henriksson return -1; 295909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov addattr_l(&req->n, sizeof(*req), IFLA_ADDRESS, abuf, len); 2961d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else if (matches(*argv, "broadcast") == 0 || 297909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov strcmp(*argv, "brd") == 0) { 2981d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy NEXT_ARG(); 2991d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy len = ll_addr_a2n(abuf, sizeof(abuf), *argv); 300cb2eb9997a0292a144968d117f4d831c155ca71dAndreas Henriksson if (len < 0) 301cb2eb9997a0292a144968d117f4d831c155ca71dAndreas Henriksson return -1; 302909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov addattr_l(&req->n, sizeof(*req), IFLA_BROADCAST, abuf, len); 3031d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else if (matches(*argv, "txqueuelen") == 0 || 304909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov strcmp(*argv, "qlen") == 0 || 305909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov matches(*argv, "txqlen") == 0) { 3061d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy NEXT_ARG(); 3071d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (qlen != -1) 3081d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy duparg("txqueuelen", *argv); 3091d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (get_integer(&qlen, *argv, 0)) 3101d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy invarg("Invalid \"txqueuelen\" value\n", *argv); 311909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov addattr_l(&req->n, sizeof(*req), IFLA_TXQLEN, &qlen, 4); 3121d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else if (strcmp(*argv, "mtu") == 0) { 3131d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy NEXT_ARG(); 3141d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (mtu != -1) 3151d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy duparg("mtu", *argv); 3161d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (get_integer(&mtu, *argv, 0)) 3171d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy invarg("Invalid \"mtu\" value\n", *argv); 318909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov addattr_l(&req->n, sizeof(*req), IFLA_MTU, &mtu, 4); 319e2613dc8605e56dbc53890ebbae263f93610bd41Benjamin Thery } else if (strcmp(*argv, "netns") == 0) { 320e2613dc8605e56dbc53890ebbae263f93610bd41Benjamin Thery NEXT_ARG(); 321e2613dc8605e56dbc53890ebbae263f93610bd41Benjamin Thery if (netns != -1) 322e2613dc8605e56dbc53890ebbae263f93610bd41Benjamin Thery duparg("netns", *argv); 3230dc34c7713bb7055378fe5cbc720d63d0db572a1Eric W. Biederman if ((netns = get_netns_fd(*argv)) >= 0) 3240dc34c7713bb7055378fe5cbc720d63d0db572a1Eric W. Biederman addattr_l(&req->n, sizeof(*req), IFLA_NET_NS_FD, &netns, 4); 3250dc34c7713bb7055378fe5cbc720d63d0db572a1Eric W. Biederman else if (get_integer(&netns, *argv, 0) == 0) 3260dc34c7713bb7055378fe5cbc720d63d0db572a1Eric W. Biederman addattr_l(&req->n, sizeof(*req), IFLA_NET_NS_PID, &netns, 4); 3270dc34c7713bb7055378fe5cbc720d63d0db572a1Eric W. Biederman else 328e2613dc8605e56dbc53890ebbae263f93610bd41Benjamin Thery invarg("Invalid \"netns\" value\n", *argv); 3291d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else if (strcmp(*argv, "multicast") == 0) { 3301d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy NEXT_ARG(); 331909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req->i.ifi_change |= IFF_MULTICAST; 3321d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (strcmp(*argv, "on") == 0) { 333909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req->i.ifi_flags |= IFF_MULTICAST; 3341d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else if (strcmp(*argv, "off") == 0) { 335909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req->i.ifi_flags &= ~IFF_MULTICAST; 3361d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else 3371d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy return on_off("multicast"); 3381d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else if (strcmp(*argv, "allmulticast") == 0) { 3391d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy NEXT_ARG(); 340909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req->i.ifi_change |= IFF_ALLMULTI; 3411d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (strcmp(*argv, "on") == 0) { 342909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req->i.ifi_flags |= IFF_ALLMULTI; 3431d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else if (strcmp(*argv, "off") == 0) { 344909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req->i.ifi_flags &= ~IFF_ALLMULTI; 3451d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else 3461d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy return on_off("allmulticast"); 3471d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else if (strcmp(*argv, "promisc") == 0) { 3481d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy NEXT_ARG(); 349909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req->i.ifi_change |= IFF_PROMISC; 3501d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (strcmp(*argv, "on") == 0) { 351909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req->i.ifi_flags |= IFF_PROMISC; 3521d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else if (strcmp(*argv, "off") == 0) { 353909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req->i.ifi_flags &= ~IFF_PROMISC; 3541d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else 3551d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy return on_off("promisc"); 3561d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else if (strcmp(*argv, "trailers") == 0) { 3571d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy NEXT_ARG(); 358909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req->i.ifi_change |= IFF_NOTRAILERS; 3591d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (strcmp(*argv, "off") == 0) { 360909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req->i.ifi_flags |= IFF_NOTRAILERS; 3611d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else if (strcmp(*argv, "on") == 0) { 362909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req->i.ifi_flags &= ~IFF_NOTRAILERS; 3631d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else 3641d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy return on_off("trailers"); 3651d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else if (strcmp(*argv, "arp") == 0) { 3661d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy NEXT_ARG(); 367909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req->i.ifi_change |= IFF_NOARP; 3681d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (strcmp(*argv, "on") == 0) { 369909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req->i.ifi_flags &= ~IFF_NOARP; 3701d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else if (strcmp(*argv, "off") == 0) { 371909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req->i.ifi_flags |= IFF_NOARP; 3721d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else 3731d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy return on_off("noarp"); 374ae7229d5f99ed9d7fd6ae11bcc726b80e8f8cb87Williams, Mitch A } else if (strcmp(*argv, "vf") == 0) { 3751598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger struct rtattr *vflist; 376ae7229d5f99ed9d7fd6ae11bcc726b80e8f8cb87Williams, Mitch A NEXT_ARG(); 377ae7229d5f99ed9d7fd6ae11bcc726b80e8f8cb87Williams, Mitch A if (get_integer(&vf, *argv, 0)) { 378ae7229d5f99ed9d7fd6ae11bcc726b80e8f8cb87Williams, Mitch A invarg("Invalid \"vf\" value\n", *argv); 379ae7229d5f99ed9d7fd6ae11bcc726b80e8f8cb87Williams, Mitch A } 3801598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger vflist = addattr_nest(&req->n, sizeof(*req), 3811598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger IFLA_VFINFO_LIST); 3821598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger len = iplink_parse_vf(vf, &argc, &argv, req); 3831598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger if (len < 0) 3841598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger return -1; 3851598b9ef7b6704af5126d632e324323703ca8112Stephen Hemminger addattr_nest_end(&req->n, vflist); 386a1e191b90c35f5ef5d7dfba5ad8b5b7a7f57a421Jiri Pirko } else if (matches(*argv, "master") == 0) { 387a1e191b90c35f5ef5d7dfba5ad8b5b7a7f57a421Jiri Pirko int ifindex; 388a1e191b90c35f5ef5d7dfba5ad8b5b7a7f57a421Jiri Pirko NEXT_ARG(); 389a1e191b90c35f5ef5d7dfba5ad8b5b7a7f57a421Jiri Pirko ifindex = ll_name_to_index(*argv); 390a1e191b90c35f5ef5d7dfba5ad8b5b7a7f57a421Jiri Pirko if (!ifindex) 391a1e191b90c35f5ef5d7dfba5ad8b5b7a7f57a421Jiri Pirko invarg("Device does not exist\n", *argv); 392a1e191b90c35f5ef5d7dfba5ad8b5b7a7f57a421Jiri Pirko addattr_l(&req->n, sizeof(*req), IFLA_MASTER, 393a1e191b90c35f5ef5d7dfba5ad8b5b7a7f57a421Jiri Pirko &ifindex, 4); 394a1e191b90c35f5ef5d7dfba5ad8b5b7a7f57a421Jiri Pirko } else if (matches(*argv, "nomaster") == 0) { 395a1e191b90c35f5ef5d7dfba5ad8b5b7a7f57a421Jiri Pirko int ifindex = 0; 396a1e191b90c35f5ef5d7dfba5ad8b5b7a7f57a421Jiri Pirko addattr_l(&req->n, sizeof(*req), IFLA_MASTER, 397a1e191b90c35f5ef5d7dfba5ad8b5b7a7f57a421Jiri Pirko &ifindex, 4); 3981d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else if (matches(*argv, "dynamic") == 0) { 3991d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy NEXT_ARG(); 400909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req->i.ifi_change |= IFF_DYNAMIC; 4011d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (strcmp(*argv, "on") == 0) { 402909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req->i.ifi_flags |= IFF_DYNAMIC; 4031d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else if (strcmp(*argv, "off") == 0) { 404909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req->i.ifi_flags &= ~IFF_DYNAMIC; 4051d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else 4061d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy return on_off("dynamic"); 4071d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else if (matches(*argv, "type") == 0) { 4081d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy NEXT_ARG(); 409909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov *type = *argv; 4101d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy argc--; argv++; 4111d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy break; 412ace9c96121b10ff8f91d79b7486bb8a5520c12dfStephen Hemminger } else if (matches(*argv, "alias") == 0) { 413ace9c96121b10ff8f91d79b7486bb8a5520c12dfStephen Hemminger NEXT_ARG(); 414ace9c96121b10ff8f91d79b7486bb8a5520c12dfStephen Hemminger addattr_l(&req->n, sizeof(*req), IFLA_IFALIAS, 415ace9c96121b10ff8f91d79b7486bb8a5520c12dfStephen Hemminger *argv, strlen(*argv)); 416ace9c96121b10ff8f91d79b7486bb8a5520c12dfStephen Hemminger argc--; argv++; 417ace9c96121b10ff8f91d79b7486bb8a5520c12dfStephen Hemminger break; 418db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru } else if (strcmp(*argv, "group") == 0) { 419db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru NEXT_ARG(); 420db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru if (*group != -1) 421db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru duparg("group", *argv); 422db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru if (rtnl_group_a2n(group, *argv)) 423db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru invarg("Invalid \"group\" value\n", *argv); 4241d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else { 425909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov if (strcmp(*argv, "dev") == 0) { 4261d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy NEXT_ARG(); 4271d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } 428053255520216654c6914e84b0a37e86c542898bdPatrick McHardy if (matches(*argv, "help") == 0) 429053255520216654c6914e84b0a37e86c542898bdPatrick McHardy usage(); 430909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov if (*dev) 4311d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy duparg2("dev", *argv); 432909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov *dev = *argv; 4331d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } 4341d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy argc--; argv++; 4351d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } 4361d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 437909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov return ret - argc; 438909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov} 439909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov 440909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanovstatic int iplink_modify(int cmd, unsigned int flags, int argc, char **argv) 441909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov{ 442909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov int len; 443909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov char *dev = NULL; 444909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov char *name = NULL; 445909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov char *link = NULL; 446909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov char *type = NULL; 447db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru int group; 448909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov struct link_util *lu = NULL; 449909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov struct iplink_req req; 450909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov int ret; 451909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov 452909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov memset(&req, 0, sizeof(req)); 453909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov 454909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req.n.nlmsg_len = NLMSG_LENGTH(sizeof(struct ifinfomsg)); 455909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req.n.nlmsg_flags = NLM_F_REQUEST|flags; 456909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req.n.nlmsg_type = cmd; 457909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov req.i.ifi_family = preferred_family; 458909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov 459db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru ret = iplink_parse(argc, argv, &req, &name, &type, &link, &dev, &group); 460909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov if (ret < 0) 461909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov return ret; 462909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov 463909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov argc -= ret; 464909dfe2c7ebcfe853b2fe4f995be1c4681d5a2a5Pavel Emelyanov argv += ret; 465db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru 466db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru if (group != -1) { 467db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru if (dev) 468db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru addattr_l(&req.n, sizeof(req), IFLA_GROUP, 469db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru &group, sizeof(group)); 470db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru else { 471db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru if (argc) { 472db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru fprintf(stderr, "Garbage instead of arguments " 473db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru "\"%s ...\". Try \"ip link " 474db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru "help\".\n", *argv); 475db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru return -1; 476db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru } 477db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru if (flags & NLM_F_CREATE) { 478db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru fprintf(stderr, "group cannot be used when " 479db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru "creating devices.\n"); 480db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru return -1; 481db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru } 482db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru 483db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru req.i.ifi_index = 0; 484db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru addattr32(&req.n, sizeof(req), IFLA_GROUP, group); 485cd70f3f522e04b4d2fa80ae10292379bf223a53bStephen Hemminger if (rtnl_talk(&rth, &req.n, 0, 0, NULL) < 0) 486db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru exit(2); 487db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru return 0; 488db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru } 489db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru } 490db02608b6f408998ea8c823fb791cead3e574f50Vlad Dogaru 4911d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy ll_init_map(&rth); 4921d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 4931d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (type) { 4941d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy struct rtattr *linkinfo = NLMSG_TAIL(&req.n); 4951d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy addattr_l(&req.n, sizeof(req), IFLA_LINKINFO, NULL, 0); 4961d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy addattr_l(&req.n, sizeof(req), IFLA_INFO_KIND, type, 4971d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy strlen(type)); 4981d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 4991d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy lu = get_link_kind(type); 5001d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (lu && argc) { 5011d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy struct rtattr * data = NLMSG_TAIL(&req.n); 5021d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy addattr_l(&req.n, sizeof(req), IFLA_INFO_DATA, NULL, 0); 5031d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 5041d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (lu->parse_opt && 5051d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy lu->parse_opt(lu, argc, argv, &req.n)) 5061d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy return -1; 5071d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 5081d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy data->rta_len = (void *)NLMSG_TAIL(&req.n) - (void *)data; 5091d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else if (argc) { 5101d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (matches(*argv, "help") == 0) 5111d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy usage(); 5121d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy fprintf(stderr, "Garbage instead of arguments \"%s ...\". " 5131d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy "Try \"ip link help\".\n", *argv); 5141d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy return -1; 5151d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } 5161d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy linkinfo->rta_len = (void *)NLMSG_TAIL(&req.n) - (void *)linkinfo; 5173ef0c8594283d4891e84b4b8d7d04901416aeae0Patrick McHardy } else if (flags & NLM_F_CREATE) { 5183ef0c8594283d4891e84b4b8d7d04901416aeae0Patrick McHardy fprintf(stderr, "Not enough information: \"type\" argument " 5193ef0c8594283d4891e84b4b8d7d04901416aeae0Patrick McHardy "is required\n"); 5203ef0c8594283d4891e84b4b8d7d04901416aeae0Patrick McHardy return -1; 5211d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } 5221d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 5231d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (!(flags & NLM_F_CREATE)) { 5241d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (!dev) { 5251d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy fprintf(stderr, "Not enough information: \"dev\" " 5261d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy "argument is required.\n"); 5271d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy exit(-1); 5281d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } 5291d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 5301d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy req.i.ifi_index = ll_name_to_index(dev); 5311d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (req.i.ifi_index == 0) { 5321d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy fprintf(stderr, "Cannot find device \"%s\"\n", dev); 5331d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy return -1; 5341d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } 5351d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else { 5361d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy /* Allow "ip link add dev" and "ip link add name" */ 5371d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (!name) 5381d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy name = dev; 5391d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 5401d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (link) { 5411d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy int ifindex; 5421d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 5431d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy ifindex = ll_name_to_index(link); 5441d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (ifindex == 0) { 5451d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy fprintf(stderr, "Cannot find device \"%s\"\n", 5461d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy link); 5471d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy return -1; 5481d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } 5491d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy addattr_l(&req.n, sizeof(req), IFLA_LINK, &ifindex, 4); 5501d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } 5511d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } 5521d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 5531d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (name) { 5541d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy len = strlen(name) + 1; 555ca78b0e7d4042be7f7283d551d433b76da7f312bPatrick McHardy if (len == 1) 556ca78b0e7d4042be7f7283d551d433b76da7f312bPatrick McHardy invarg("\"\" is not a valid device identifier\n", "name"); 5571d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (len > IFNAMSIZ) 558ca78b0e7d4042be7f7283d551d433b76da7f312bPatrick McHardy invarg("\"name\" too long\n", name); 5591d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy addattr_l(&req.n, sizeof(req), IFLA_IFNAME, name, len); 5601d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } 5611d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 562cd70f3f522e04b4d2fa80ae10292379bf223a53bStephen Hemminger if (rtnl_talk(&rth, &req.n, 0, 0, NULL) < 0) 5631d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy exit(2); 5641d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 5651d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy return 0; 5661d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy} 5671d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy 5681d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy#if IPLINK_IOCTL_COMPAT 569aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemmingerstatic int get_ctl_fd(void) 570aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 571aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger int s_errno; 572aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger int fd; 573aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 574aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger fd = socket(PF_INET, SOCK_DGRAM, 0); 575aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (fd >= 0) 576aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return fd; 577aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger s_errno = errno; 578aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger fd = socket(PF_PACKET, SOCK_DGRAM, 0); 579aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (fd >= 0) 580aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return fd; 581aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger fd = socket(PF_INET6, SOCK_DGRAM, 0); 582aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (fd >= 0) 583aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return fd; 584aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger errno = s_errno; 585aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger perror("Cannot create control socket"); 586aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 587aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 588aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 58971058eb8ef128aa99666dc4e6664e7632e12a1b9osdl.net!shemmingerstatic int do_chflags(const char *dev, __u32 flags, __u32 mask) 590aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 591aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger struct ifreq ifr; 592aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger int fd; 593aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger int err; 594aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 59571058eb8ef128aa99666dc4e6664e7632e12a1b9osdl.net!shemminger strncpy(ifr.ifr_name, dev, IFNAMSIZ); 596aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger fd = get_ctl_fd(); 597aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (fd < 0) 598aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 599aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger err = ioctl(fd, SIOCGIFFLAGS, &ifr); 600aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (err) { 601aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger perror("SIOCGIFFLAGS"); 602aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger close(fd); 603aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 604aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 605aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if ((ifr.ifr_flags^flags)&mask) { 606aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger ifr.ifr_flags &= ~mask; 607aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger ifr.ifr_flags |= mask&flags; 608aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger err = ioctl(fd, SIOCSIFFLAGS, &ifr); 609aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (err) 610aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger perror("SIOCSIFFLAGS"); 611aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 612aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger close(fd); 613aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return err; 614aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 615aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 61671058eb8ef128aa99666dc4e6664e7632e12a1b9osdl.net!shemmingerstatic int do_changename(const char *dev, const char *newdev) 617aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 618aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger struct ifreq ifr; 619aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger int fd; 620aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger int err; 621aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 62271058eb8ef128aa99666dc4e6664e7632e12a1b9osdl.net!shemminger strncpy(ifr.ifr_name, dev, IFNAMSIZ); 62371058eb8ef128aa99666dc4e6664e7632e12a1b9osdl.net!shemminger strncpy(ifr.ifr_newname, newdev, IFNAMSIZ); 624aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger fd = get_ctl_fd(); 625aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (fd < 0) 626aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 627aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger err = ioctl(fd, SIOCSIFNAME, &ifr); 628aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (err) { 629aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger perror("SIOCSIFNAME"); 630aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger close(fd); 631aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 632aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 633aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger close(fd); 634aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return err; 635aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 636aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 63771058eb8ef128aa99666dc4e6664e7632e12a1b9osdl.net!shemmingerstatic int set_qlen(const char *dev, int qlen) 638aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 639aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger struct ifreq ifr; 640aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger int s; 641aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 642aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger s = get_ctl_fd(); 643aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (s < 0) 644aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 645aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 646aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger memset(&ifr, 0, sizeof(ifr)); 647ae665a522bd46bea44c5ea84c89c8b1731954170Stephen Hemminger strncpy(ifr.ifr_name, dev, IFNAMSIZ); 648ae665a522bd46bea44c5ea84c89c8b1731954170Stephen Hemminger ifr.ifr_qlen = qlen; 649aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (ioctl(s, SIOCSIFTXQLEN, &ifr) < 0) { 650aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger perror("SIOCSIFXQLEN"); 651aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger close(s); 652aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 653aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 654aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger close(s); 655aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 656ae665a522bd46bea44c5ea84c89c8b1731954170Stephen Hemminger return 0; 657aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 658aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 65971058eb8ef128aa99666dc4e6664e7632e12a1b9osdl.net!shemmingerstatic int set_mtu(const char *dev, int mtu) 660aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 661aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger struct ifreq ifr; 662aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger int s; 663aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 664aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger s = get_ctl_fd(); 665aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (s < 0) 666aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 667aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 668aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger memset(&ifr, 0, sizeof(ifr)); 669ae665a522bd46bea44c5ea84c89c8b1731954170Stephen Hemminger strncpy(ifr.ifr_name, dev, IFNAMSIZ); 670ae665a522bd46bea44c5ea84c89c8b1731954170Stephen Hemminger ifr.ifr_mtu = mtu; 671aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (ioctl(s, SIOCSIFMTU, &ifr) < 0) { 672aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger perror("SIOCSIFMTU"); 673aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger close(s); 674aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 675aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 676aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger close(s); 677aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 678ae665a522bd46bea44c5ea84c89c8b1731954170Stephen Hemminger return 0; 679aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 680aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 68171058eb8ef128aa99666dc4e6664e7632e12a1b9osdl.net!shemmingerstatic int get_address(const char *dev, int *htype) 682aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 683aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger struct ifreq ifr; 684aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger struct sockaddr_ll me; 685f332d169246447bd5e258ac03d5ee840a70adb1eshemminger socklen_t alen; 686aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger int s; 687aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 688aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger s = socket(PF_PACKET, SOCK_DGRAM, 0); 689ae665a522bd46bea44c5ea84c89c8b1731954170Stephen Hemminger if (s < 0) { 690aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger perror("socket(PF_PACKET)"); 691aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 692aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 693aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 694aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger memset(&ifr, 0, sizeof(ifr)); 69571058eb8ef128aa99666dc4e6664e7632e12a1b9osdl.net!shemminger strncpy(ifr.ifr_name, dev, IFNAMSIZ); 696aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (ioctl(s, SIOCGIFINDEX, &ifr) < 0) { 697aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger perror("SIOCGIFINDEX"); 698aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger close(s); 699aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 700aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 701aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 702aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger memset(&me, 0, sizeof(me)); 703aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger me.sll_family = AF_PACKET; 704aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger me.sll_ifindex = ifr.ifr_ifindex; 705aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger me.sll_protocol = htons(ETH_P_LOOP); 706aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (bind(s, (struct sockaddr*)&me, sizeof(me)) == -1) { 707aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger perror("bind"); 708aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger close(s); 709aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 710aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 711aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 712aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger alen = sizeof(me); 713aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (getsockname(s, (struct sockaddr*)&me, &alen) == -1) { 714aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger perror("getsockname"); 715aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger close(s); 716aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 717aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 718aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger close(s); 719aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger *htype = me.sll_hatype; 720aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return me.sll_halen; 721aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 722aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 723ae665a522bd46bea44c5ea84c89c8b1731954170Stephen Hemmingerstatic int parse_address(const char *dev, int hatype, int halen, 7247b5657545dc246ae37690d660597e8fa37040205shemminger char *lla, struct ifreq *ifr) 725aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 726aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger int alen; 727aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 728aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger memset(ifr, 0, sizeof(*ifr)); 72971058eb8ef128aa99666dc4e6664e7632e12a1b9osdl.net!shemminger strncpy(ifr->ifr_name, dev, IFNAMSIZ); 730aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger ifr->ifr_hwaddr.sa_family = hatype; 731aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger alen = ll_addr_a2n(ifr->ifr_hwaddr.sa_data, 14, lla); 732aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (alen < 0) 733aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 734aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (alen != halen) { 735aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger fprintf(stderr, "Wrong address (%s) length: expected %d bytes\n", lla, halen); 736aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 737aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 738ae665a522bd46bea44c5ea84c89c8b1731954170Stephen Hemminger return 0; 739aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 740aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 741aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemmingerstatic int set_address(struct ifreq *ifr, int brd) 742aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 743aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger int s; 744aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 745aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger s = get_ctl_fd(); 746aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (s < 0) 747aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 748aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (ioctl(s, brd?SIOCSIFHWBROADCAST:SIOCSIFHWADDR, ifr) < 0) { 749aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger perror(brd?"SIOCSIFHWBROADCAST":"SIOCSIFHWADDR"); 750aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger close(s); 751aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 752aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 753aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger close(s); 754ae665a522bd46bea44c5ea84c89c8b1731954170Stephen Hemminger return 0; 755aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 756aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 757aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 758aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemmingerstatic int do_set(int argc, char **argv) 759aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 760aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger char *dev = NULL; 761aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger __u32 mask = 0; 762aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger __u32 flags = 0; 763aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger int qlen = -1; 764aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger int mtu = -1; 765aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger char *newaddr = NULL; 766aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger char *newbrd = NULL; 767aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger struct ifreq ifr0, ifr1; 768aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger char *newname = NULL; 769aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger int htype, halen; 770aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 771aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger while (argc > 0) { 772aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (strcmp(*argv, "up") == 0) { 773aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger mask |= IFF_UP; 774aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger flags |= IFF_UP; 775aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } else if (strcmp(*argv, "down") == 0) { 776aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger mask |= IFF_UP; 777aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger flags &= ~IFF_UP; 778aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } else if (strcmp(*argv, "name") == 0) { 779aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger NEXT_ARG(); 780aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger newname = *argv; 781aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } else if (matches(*argv, "address") == 0) { 782aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger NEXT_ARG(); 783aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger newaddr = *argv; 784aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } else if (matches(*argv, "broadcast") == 0 || 785aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger strcmp(*argv, "brd") == 0) { 786aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger NEXT_ARG(); 787aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger newbrd = *argv; 788aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } else if (matches(*argv, "txqueuelen") == 0 || 789aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger strcmp(*argv, "qlen") == 0 || 790aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger matches(*argv, "txqlen") == 0) { 791aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger NEXT_ARG(); 792aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (qlen != -1) 793aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger duparg("txqueuelen", *argv); 794aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (get_integer(&qlen, *argv, 0)) 795aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger invarg("Invalid \"txqueuelen\" value\n", *argv); 796aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } else if (strcmp(*argv, "mtu") == 0) { 797aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger NEXT_ARG(); 798aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (mtu != -1) 799aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger duparg("mtu", *argv); 800aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (get_integer(&mtu, *argv, 0)) 801aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger invarg("Invalid \"mtu\" value\n", *argv); 802aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } else if (strcmp(*argv, "multicast") == 0) { 803aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger NEXT_ARG(); 804aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger mask |= IFF_MULTICAST; 805aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (strcmp(*argv, "on") == 0) { 806aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger flags |= IFF_MULTICAST; 807aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } else if (strcmp(*argv, "off") == 0) { 808aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger flags &= ~IFF_MULTICAST; 809aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } else 810aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return on_off("multicast"); 811d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger } else if (strcmp(*argv, "allmulticast") == 0) { 812d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger NEXT_ARG(); 813d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger mask |= IFF_ALLMULTI; 814d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger if (strcmp(*argv, "on") == 0) { 815d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger flags |= IFF_ALLMULTI; 816d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger } else if (strcmp(*argv, "off") == 0) { 817d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger flags &= ~IFF_ALLMULTI; 818d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger } else 819d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger return on_off("allmulticast"); 820d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger } else if (strcmp(*argv, "promisc") == 0) { 821d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger NEXT_ARG(); 822d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger mask |= IFF_PROMISC; 823d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger if (strcmp(*argv, "on") == 0) { 824d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger flags |= IFF_PROMISC; 825d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger } else if (strcmp(*argv, "off") == 0) { 826d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger flags &= ~IFF_PROMISC; 827d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger } else 828d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger return on_off("promisc"); 829d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger } else if (strcmp(*argv, "trailers") == 0) { 830d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger NEXT_ARG(); 831d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger mask |= IFF_NOTRAILERS; 832d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger if (strcmp(*argv, "off") == 0) { 833d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger flags |= IFF_NOTRAILERS; 834d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger } else if (strcmp(*argv, "on") == 0) { 835d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger flags &= ~IFF_NOTRAILERS; 836d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger } else 837d27b1b5b41659d7b62f2e9f5213ffcefcad9753cnet[shemminger]!shemminger return on_off("trailers"); 838aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } else if (strcmp(*argv, "arp") == 0) { 839aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger NEXT_ARG(); 840aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger mask |= IFF_NOARP; 841aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (strcmp(*argv, "on") == 0) { 842aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger flags &= ~IFF_NOARP; 843aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } else if (strcmp(*argv, "off") == 0) { 844aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger flags |= IFF_NOARP; 845aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } else 846aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return on_off("noarp"); 847aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } else if (matches(*argv, "dynamic") == 0) { 848aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger NEXT_ARG(); 849aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger mask |= IFF_DYNAMIC; 850aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (strcmp(*argv, "on") == 0) { 851aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger flags |= IFF_DYNAMIC; 852aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } else if (strcmp(*argv, "off") == 0) { 853aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger flags &= ~IFF_DYNAMIC; 854aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } else 855aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return on_off("dynamic"); 856aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } else { 857aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (strcmp(*argv, "dev") == 0) { 858aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger NEXT_ARG(); 859aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 860aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (matches(*argv, "help") == 0) 861aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger usage(); 862aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (dev) 863aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger duparg2("dev", *argv); 864aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger dev = *argv; 865aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 866aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger argc--; argv++; 867aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 868aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 869aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (!dev) { 870aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger fprintf(stderr, "Not enough of information: \"dev\" argument is required.\n"); 871aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger exit(-1); 872aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 873aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 874aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (newaddr || newbrd) { 875aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger halen = get_address(dev, &htype); 876aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (halen < 0) 877aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 878aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (newaddr) { 879aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (parse_address(dev, htype, halen, newaddr, &ifr0) < 0) 880aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 881aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 882aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (newbrd) { 883aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (parse_address(dev, htype, halen, newbrd, &ifr1) < 0) 884ae665a522bd46bea44c5ea84c89c8b1731954170Stephen Hemminger return -1; 885aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 886aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 887aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 888aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (newname && strcmp(dev, newname)) { 889ca78b0e7d4042be7f7283d551d433b76da7f312bPatrick McHardy if (strlen(newname) == 0) 890ca78b0e7d4042be7f7283d551d433b76da7f312bPatrick McHardy invarg("\"\" is not a valid device identifier\n", "name"); 891aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (do_changename(dev, newname) < 0) 892aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 893aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger dev = newname; 894aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 895ae665a522bd46bea44c5ea84c89c8b1731954170Stephen Hemminger if (qlen != -1) { 896aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (set_qlen(dev, qlen) < 0) 897ae665a522bd46bea44c5ea84c89c8b1731954170Stephen Hemminger return -1; 898aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 899ae665a522bd46bea44c5ea84c89c8b1731954170Stephen Hemminger if (mtu != -1) { 900aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (set_mtu(dev, mtu) < 0) 901ae665a522bd46bea44c5ea84c89c8b1731954170Stephen Hemminger return -1; 902aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 903aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (newaddr || newbrd) { 904aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (newbrd) { 905aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (set_address(&ifr1, 1) < 0) 906ae665a522bd46bea44c5ea84c89c8b1731954170Stephen Hemminger return -1; 907aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 908aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (newaddr) { 909aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (set_address(&ifr0, 0) < 0) 910aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 911aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 912aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 913aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (mask) 914aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return do_chflags(dev, flags, mask); 915aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return 0; 916aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 9171d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy#endif /* IPLINK_IOCTL_COMPAT */ 918aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 919aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemmingerint do_iplink(int argc, char **argv) 920aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 921aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (argc > 0) { 9221d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (iplink_have_newlink()) { 9231d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (matches(*argv, "add") == 0) 9241d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy return iplink_modify(RTM_NEWLINK, 9251d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy NLM_F_CREATE|NLM_F_EXCL, 9261d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy argc-1, argv+1); 9271d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (matches(*argv, "set") == 0 || 9281d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy matches(*argv, "change") == 0) 9291d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy return iplink_modify(RTM_NEWLINK, 0, 9301d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy argc-1, argv+1); 9311d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (matches(*argv, "replace") == 0) 9321d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy return iplink_modify(RTM_NEWLINK, 9331d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy NLM_F_CREATE|NLM_F_REPLACE, 9341d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy argc-1, argv+1); 9351d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (matches(*argv, "delete") == 0) 9361d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy return iplink_modify(RTM_DELLINK, 0, 9371d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy argc-1, argv+1); 9381d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } else { 9391d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy#if IPLINK_IOCTL_COMPAT 9401d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy if (matches(*argv, "set") == 0) 9411d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy return do_set(argc-1, argv+1); 9421d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy#endif 9431d93483985f0aa2d2afc72dde5179ff3f79a0999Patrick McHardy } 944aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (matches(*argv, "show") == 0 || 945aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger matches(*argv, "lst") == 0 || 946aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger matches(*argv, "list") == 0) 947aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return ipaddr_list_link(argc-1, argv+1); 948aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (matches(*argv, "help") == 0) 949aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger usage(); 950aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } else 951aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return ipaddr_list_link(0, NULL); 952aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 953aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger fprintf(stderr, "Command \"%s\" is unknown, try \"ip link help\".\n", *argv); 954aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger exit(-1); 955aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 956