# SPDX-License-Identifier: GPL-2.0
include ../config.mk
+TARGETS :=
+
ifeq ($(HAVE_MNL),y)
DEVLINKOBJ = devlink.o mnlg.o
-TARGETS=devlink
+TARGETS += devlink
CFLAGS += $(shell $(PKG_CONFIG) libmnl --cflags)
LDLIBS += $(shell $(PKG_CONFIG) libmnl --libs)
inet_prefix raddr;
NEXT_ARG();
- get_prefix(&raddr, *argv, preferred_family);
- if (raddr.family == AF_UNSPEC)
- invarg("\"remote\" address family is AF_UNSPEC", *argv);
+ get_addr(&raddr, *argv, AF_INET6);
memcpy(&p->raddr, &raddr.data, sizeof(p->raddr));
} else if (strcmp(*argv, "local") == 0) {
inet_prefix laddr;
NEXT_ARG();
- get_prefix(&laddr, *argv, preferred_family);
- if (laddr.family == AF_UNSPEC)
- invarg("\"local\" address family is AF_UNSPEC", *argv);
+ get_addr(&laddr, *argv, AF_INET6);
memcpy(&p->laddr, &laddr.data, sizeof(p->laddr));
} else if (strcmp(*argv, "dev") == 0) {
NEXT_ARG();
{
int argc = *argcp;
char **argv = *argvp;
+ unsigned int vci;
NEXT_ARG();
- if (get_unsigned(&ivvip->vlan, *argv, 0))
+ if (get_unsigned(&vci, *argv, 0) || vci > 4095)
invarg("Invalid \"vlan\" value\n", *argv);
+ ivvip->vlan = vci;
ivvip->vf = vf;
ivvip->qos = 0;
ivvip->vlan_proto = htons(ETH_P_8021Q);
*name = *argv;
} else if (strcmp(*argv, "index") == 0) {
NEXT_ARG();
+ if (*index)
+ duparg("index", *argv);
*index = atoi(*argv);
- if (*index < 0)
+ if (*index <= 0)
invarg("Invalid \"index\" value", *argv);
} else if (matches(*argv, "link") == 0) {
NEXT_ARG();
argc--; argv++;
break;
} else if (matches(*argv, "alias") == 0) {
+ len = strlen(*argv);
+ if (len >= IFALIASZ)
+ invarg("alias too long\n", *argv);
NEXT_ARG();
addattr_l(&req->n, sizeof(*req), IFLA_IFALIAS,
- *argv, strlen(*argv));
- argc--; argv++;
- break;
+ *argv, len);
} else if (strcmp(*argv, "group") == 0) {
NEXT_ARG();
if (*group != -1)
char *name = NULL;
char *link = NULL;
char *type = NULL;
- int index = -1;
+ int index = 0;
int group;
struct link_util *lu = NULL;
struct iplink_req req = {
return -1;
}
- req.i.ifi_index = 0;
addattr32(&req.n, sizeof(req), IFLA_GROUP, group);
if (rtnl_talk(&rth, &req.n, NULL) < 0)
return -2;
"Not enough information: \"dev\" argument is required.\n");
exit(-1);
}
- if (cmd == RTM_NEWLINK && index != -1) {
+ if (cmd == RTM_NEWLINK && index) {
fprintf(stderr,
"index can be used only when creating devices.\n");
exit(-1);
addattr_l(&req.n, sizeof(req), IFLA_LINK, &ifindex, 4);
}
- if (index == -1)
- req.i.ifi_index = 0;
- else
- req.i.ifi_index = index;
+ req.i.ifi_index = index;
}
if (name) {
char *link = NULL;
char *type = NULL;
int index = 0;
- int err, len;
+ int err;
struct rtattr *data;
int group;
struct ifinfomsg *ifm, *peer_ifm;
if (err < 0)
return err;
+ if (type)
+ duparg("type", argv[err]);
+
if (name) {
- len = strlen(name) + 1;
- if (len > IFNAMSIZ)
- invarg("\"name\" too long\n", *argv);
- addattr_l(hdr, 1024, IFLA_IFNAME, name, len);
+ addattr_l(hdr, 1024,
+ IFLA_IFNAME, name, strlen(name) + 1);
}
peer_ifm = RTA_DATA(data);
int oif, oifmask;
int mark, markmask;
int realm, realmmask;
+ __u32 metric, metricmask;
inet_prefix rprefsrc;
inet_prefix rvia;
inet_prefix rdst;
return 0;
if ((filter.tos^r->rtm_tos)&filter.tosmask)
return 0;
- if (filter.rdst.family &&
- (r->rtm_family != filter.rdst.family || filter.rdst.bitlen > r->rtm_dst_len))
- return 0;
- if (filter.mdst.family &&
- (r->rtm_family != filter.mdst.family ||
- (filter.mdst.bitlen >= 0 && filter.mdst.bitlen < r->rtm_dst_len)))
- return 0;
- if (filter.rsrc.family &&
- (r->rtm_family != filter.rsrc.family || filter.rsrc.bitlen > r->rtm_src_len))
- return 0;
- if (filter.msrc.family &&
- (r->rtm_family != filter.msrc.family ||
- (filter.msrc.bitlen >= 0 && filter.msrc.bitlen < r->rtm_src_len)))
- return 0;
+ if (filter.rdst.family) {
+ if (r->rtm_family != filter.rdst.family ||
+ filter.rdst.bitlen > r->rtm_dst_len)
+ return 0;
+ } else if (filter.rdst.flags & PREFIXLEN_SPECIFIED) {
+ if (filter.rdst.bitlen > r->rtm_dst_len)
+ return 0;
+ }
+ if (filter.mdst.family) {
+ if (r->rtm_family != filter.mdst.family ||
+ (filter.mdst.bitlen >= 0 &&
+ filter.mdst.bitlen < r->rtm_dst_len))
+ return 0;
+ } else if (filter.mdst.flags & PREFIXLEN_SPECIFIED) {
+ if (filter.mdst.bitlen >= 0 &&
+ filter.mdst.bitlen < r->rtm_dst_len)
+ return 0;
+ }
+ if (filter.rsrc.family) {
+ if (r->rtm_family != filter.rsrc.family ||
+ filter.rsrc.bitlen > r->rtm_src_len)
+ return 0;
+ } else if (filter.rsrc.flags & PREFIXLEN_SPECIFIED) {
+ if (filter.rsrc.bitlen > r->rtm_src_len)
+ return 0;
+ }
+ if (filter.msrc.family) {
+ if (r->rtm_family != filter.msrc.family ||
+ (filter.msrc.bitlen >= 0 &&
+ filter.msrc.bitlen < r->rtm_src_len))
+ return 0;
+ } else if (filter.msrc.flags & PREFIXLEN_SPECIFIED) {
+ if (filter.msrc.bitlen >= 0 &&
+ filter.msrc.bitlen < r->rtm_src_len)
+ return 0;
+ }
if (filter.rvia.family) {
int family = r->rtm_family;
if (tb[RTA_DST])
memcpy(&dst.data, RTA_DATA(tb[RTA_DST]), (r->rtm_dst_len+7)/8);
- if (filter.rsrc.family || filter.msrc.family) {
+ if (filter.rsrc.family || filter.msrc.family ||
+ filter.rsrc.flags & PREFIXLEN_SPECIFIED ||
+ filter.msrc.flags & PREFIXLEN_SPECIFIED) {
if (tb[RTA_SRC])
memcpy(&src.data, RTA_DATA(tb[RTA_SRC]), (r->rtm_src_len+7)/8);
}
memcpy(&prefsrc.data, RTA_DATA(tb[RTA_PREFSRC]), host_len/8);
}
- if (filter.rdst.family && inet_addr_match(&dst, &filter.rdst, filter.rdst.bitlen))
+ if ((filter.rdst.family || filter.rdst.flags & PREFIXLEN_SPECIFIED) &&
+ inet_addr_match(&dst, &filter.rdst, filter.rdst.bitlen))
return 0;
- if (filter.mdst.family && filter.mdst.bitlen >= 0 &&
+ if ((filter.mdst.family || filter.mdst.flags & PREFIXLEN_SPECIFIED) &&
inet_addr_match(&dst, &filter.mdst, r->rtm_dst_len))
return 0;
- if (filter.rsrc.family && inet_addr_match(&src, &filter.rsrc, filter.rsrc.bitlen))
+ if ((filter.rsrc.family || filter.rsrc.flags & PREFIXLEN_SPECIFIED) &&
+ inet_addr_match(&src, &filter.rsrc, filter.rsrc.bitlen))
return 0;
- if (filter.msrc.family && filter.msrc.bitlen >= 0 &&
+ if ((filter.msrc.family || filter.msrc.flags & PREFIXLEN_SPECIFIED) &&
+ filter.msrc.bitlen >= 0 &&
inet_addr_match(&src, &filter.msrc, r->rtm_src_len))
return 0;
if ((mark ^ filter.mark) & filter.markmask)
return 0;
}
+ if (filter.metricmask) {
+ __u32 metric = 0;
+
+ if (tb[RTA_PRIORITY])
+ metric = rta_getattr_u32(tb[RTA_PRIORITY]);
+ if ((metric ^ filter.metric) & filter.metricmask)
+ return 0;
+ }
if (filter.flushb &&
r->rtm_family == AF_INET6 &&
r->rtm_dst_len == 0 &&
fprintf(fp, "src %s ",
rt_addr_n2a_rta(r->rtm_family, tb[RTA_PREFSRC]));
}
- if (tb[RTA_PRIORITY])
+ if (tb[RTA_PRIORITY] && filter.metricmask != -1)
fprintf(fp, "metric %u ", rta_getattr_u32(tb[RTA_PRIORITY]));
if (r->rtm_flags & RTNH_F_DEAD)
fprintf(fp, "dead ");
if (get_unsigned(&mark, *argv, 0))
invarg("invalid mark value", *argv);
filter.markmask = -1;
+ } else if (matches(*argv, "metric") == 0 ||
+ matches(*argv, "priority") == 0 ||
+ strcmp(*argv, "preference") == 0) {
+ __u32 metric;
+
+ NEXT_ARG();
+ if (get_u32(&metric, *argv, 0))
+ invarg("\"metric\" value is invalid\n", *argv);
+ filter.metric = metric;
+ filter.metricmask = -1;
} else if (strcmp(*argv, "via") == 0) {
int family;
p->iph.frag_off = htons(IP_DF);
} else if (strcmp(*argv, "remote") == 0) {
NEXT_ARG();
- if (strcmp(*argv, "any"))
- p->iph.daddr = get_addr32(*argv);
- else
- p->iph.daddr = htonl(INADDR_ANY);
+ p->iph.daddr = get_addr32(*argv);
} else if (strcmp(*argv, "local") == 0) {
NEXT_ARG();
- if (strcmp(*argv, "any"))
- p->iph.saddr = get_addr32(*argv);
- else
- p->iph.saddr = htonl(INADDR_ANY);
+ p->iph.saddr = get_addr32(*argv);
} else if (strcmp(*argv, "dev") == 0) {
NEXT_ARG();
medium = *argv;
" [ [no]encap-csum ]\n"
" [ [no]encap-csum6 ]\n"
" [ [no]encap-remcsum ]\n"
+ " [ external ]\n"
" [ fwmark MARK ]\n"
" [ erspan_ver version ]\n"
" [ erspan IDX ]\n"
.i.ifi_family = preferred_family,
.i.ifi_index = ifi->ifi_index,
};
- struct nlmsghdr *answer = NULL;
+ struct nlmsghdr *answer;
struct rtattr *tb[IFLA_MAX + 1];
struct rtattr *linkinfo[IFLA_INFO_MAX+1];
struct rtattr *greinfo[IFLA_GRE_MAX + 1];
__u16 iflags = 0;
__u16 oflags = 0;
- unsigned int ikey = 0;
- unsigned int okey = 0;
+ __be32 ikey = 0;
+ __be32 okey = 0;
unsigned int saddr = 0;
unsigned int daddr = 0;
unsigned int link = 0;
get_failed:
fprintf(stderr,
"Failed to get existing tunnel info.\n");
- free(answer);
return -1;
}
tos = rta_getattr_u8(greinfo[IFLA_GRE_TOS]);
if (greinfo[IFLA_GRE_LINK])
- link = rta_getattr_u8(greinfo[IFLA_GRE_LINK]);
+ link = rta_getattr_u32(greinfo[IFLA_GRE_LINK]);
if (greinfo[IFLA_GRE_ENCAP_TYPE])
encaptype = rta_getattr_u16(greinfo[IFLA_GRE_ENCAP_TYPE]);
while (argc > 0) {
if (!matches(*argv, "key")) {
- unsigned int uval;
-
NEXT_ARG();
iflags |= GRE_KEY;
oflags |= GRE_KEY;
- if (strchr(*argv, '.'))
- uval = get_addr32(*argv);
- else {
- if (get_unsigned(&uval, *argv, 0) < 0) {
- fprintf(stderr,
- "Invalid value for \"key\": \"%s\"; it should be an unsigned integer\n", *argv);
- exit(-1);
- }
- uval = htonl(uval);
- }
-
- ikey = okey = uval;
+ ikey = okey = tnl_parse_key("key", *argv);
} else if (!matches(*argv, "ikey")) {
- unsigned int uval;
-
NEXT_ARG();
iflags |= GRE_KEY;
- if (strchr(*argv, '.'))
- uval = get_addr32(*argv);
- else {
- if (get_unsigned(&uval, *argv, 0) < 0) {
- fprintf(stderr, "invalid value for \"ikey\": \"%s\"; it should be an unsigned integer\n", *argv);
- exit(-1);
- }
- uval = htonl(uval);
- }
- ikey = uval;
+ ikey = tnl_parse_key("ikey", *argv);
} else if (!matches(*argv, "okey")) {
- unsigned int uval;
-
NEXT_ARG();
oflags |= GRE_KEY;
- if (strchr(*argv, '.'))
- uval = get_addr32(*argv);
- else {
- if (get_unsigned(&uval, *argv, 0) < 0) {
- fprintf(stderr, "invalid value for \"okey\": \"%s\"; it should be an unsigned integer\n", *argv);
- exit(-1);
- }
- uval = htonl(uval);
- }
- okey = uval;
+ okey = tnl_parse_key("okey", *argv);
} else if (!matches(*argv, "seq")) {
iflags |= GRE_SEQ;
oflags |= GRE_SEQ;
pmtudisc = 1;
} else if (!matches(*argv, "remote")) {
NEXT_ARG();
- if (strcmp(*argv, "any"))
- daddr = get_addr32(*argv);
+ daddr = get_addr32(*argv);
} else if (!matches(*argv, "local")) {
NEXT_ARG();
- if (strcmp(*argv, "any"))
- saddr = get_addr32(*argv);
+ saddr = get_addr32(*argv);
} else if (!matches(*argv, "dev")) {
NEXT_ARG();
link = if_nametoindex(*argv);
} else if (strcmp(*argv, "encap-udp6-csum") == 0) {
encapflags |= TUNNEL_ENCAP_FLAG_CSUM6;
} else if (strcmp(*argv, "noencap-udp6-csum") == 0) {
- encapflags |= ~TUNNEL_ENCAP_FLAG_CSUM6;
+ encapflags &= ~TUNNEL_ENCAP_FLAG_CSUM6;
} else if (strcmp(*argv, "encap-remcsum") == 0) {
encapflags |= TUNNEL_ENCAP_FLAG_REMCSUM;
} else if (strcmp(*argv, "noencap-remcsum") == 0) {
- encapflags |= ~TUNNEL_ENCAP_FLAG_REMCSUM;
+ encapflags &= ~TUNNEL_ENCAP_FLAG_REMCSUM;
} else if (strcmp(*argv, "external") == 0) {
metadata = 1;
} else if (strcmp(*argv, "ignore-df") == 0) {
.i.ifi_family = preferred_family,
.i.ifi_index = ifi->ifi_index,
};
- struct nlmsghdr *answer = NULL;
+ struct nlmsghdr *answer;
struct rtattr *tb[IFLA_MAX + 1];
struct rtattr *linkinfo[IFLA_INFO_MAX+1];
struct rtattr *greinfo[IFLA_GRE_MAX + 1];
__u16 iflags = 0;
__u16 oflags = 0;
- unsigned int ikey = 0;
- unsigned int okey = 0;
+ __be32 ikey = 0;
+ __be32 okey = 0;
struct in6_addr raddr = IN6ADDR_ANY_INIT;
struct in6_addr laddr = IN6ADDR_ANY_INIT;
unsigned int link = 0;
get_failed:
fprintf(stderr,
"Failed to get existing tunnel info.\n");
- free(answer);
return -1;
}
while (argc > 0) {
if (!matches(*argv, "key")) {
- unsigned int uval;
-
NEXT_ARG();
iflags |= GRE_KEY;
oflags |= GRE_KEY;
- if (strchr(*argv, '.'))
- uval = get_addr32(*argv);
- else {
- if (get_unsigned(&uval, *argv, 0) < 0) {
- fprintf(stderr,
- "Invalid value for \"key\"\n");
- exit(-1);
- }
- uval = htonl(uval);
- }
-
- ikey = okey = uval;
+ ikey = okey = tnl_parse_key("key", *argv);
} else if (!matches(*argv, "ikey")) {
- unsigned int uval;
-
NEXT_ARG();
iflags |= GRE_KEY;
- if (strchr(*argv, '.'))
- uval = get_addr32(*argv);
- else {
- if (get_unsigned(&uval, *argv, 0) < 0) {
- fprintf(stderr, "invalid value of \"ikey\"\n");
- exit(-1);
- }
- uval = htonl(uval);
- }
- ikey = uval;
+ ikey = tnl_parse_key("ikey", *argv);
} else if (!matches(*argv, "okey")) {
- unsigned int uval;
-
NEXT_ARG();
oflags |= GRE_KEY;
- if (strchr(*argv, '.'))
- uval = get_addr32(*argv);
- else {
- if (get_unsigned(&uval, *argv, 0) < 0) {
- fprintf(stderr, "invalid value of \"okey\"\n");
- exit(-1);
- }
- uval = htonl(uval);
- }
- okey = uval;
+ okey = tnl_parse_key("okey", *argv);
} else if (!matches(*argv, "seq")) {
iflags |= GRE_SEQ;
oflags |= GRE_SEQ;
inet_prefix addr;
NEXT_ARG();
- get_prefix(&addr, *argv, preferred_family);
- if (addr.family == AF_UNSPEC)
- invarg("\"remote\" address family is AF_UNSPEC", *argv);
+ get_addr(&addr, *argv, AF_INET6);
memcpy(&raddr, &addr.data, sizeof(raddr));
} else if (!matches(*argv, "local")) {
inet_prefix addr;
NEXT_ARG();
- get_prefix(&addr, *argv, preferred_family);
- if (addr.family == AF_UNSPEC)
- invarg("\"local\" address family is AF_UNSPEC", *argv);
+ get_addr(&addr, *argv, AF_INET6);
memcpy(&laddr, &addr.data, sizeof(laddr));
} else if (!matches(*argv, "dev")) {
NEXT_ARG();
__u8 uval;
NEXT_ARG();
+ flowinfo &= ~IP6_FLOWINFO_TCLASS;
if (strcmp(*argv, "inherit") == 0)
flags |= IP6_TNL_F_USE_ORIG_TCLASS;
else {
if (get_u8(&uval, *argv, 16))
invarg("invalid TClass", *argv);
- flowinfo &= ~IP6_FLOWINFO_TCLASS;
flowinfo |= htonl((__u32)uval << 20) & IP6_FLOWINFO_TCLASS;
flags &= ~IP6_TNL_F_USE_ORIG_TCLASS;
}
__u32 uval;
NEXT_ARG();
+ flowinfo &= ~IP6_FLOWINFO_FLOWLABEL;
if (strcmp(*argv, "inherit") == 0)
flags |= IP6_TNL_F_USE_ORIG_FLOWLABEL;
else {
invarg("invalid Flowlabel", *argv);
if (uval > 0xFFFFF)
invarg("invalid Flowlabel", *argv);
- flowinfo &= ~IP6_FLOWINFO_FLOWLABEL;
flowinfo |= htonl(uval) & IP6_FLOWINFO_FLOWLABEL;
flags &= ~IP6_TNL_F_USE_ORIG_FLOWLABEL;
}
.i.ifi_family = preferred_family,
.i.ifi_index = ifi->ifi_index,
};
- struct nlmsghdr *answer = NULL;
+ struct nlmsghdr *answer;
struct rtattr *tb[IFLA_MAX + 1];
struct rtattr *linkinfo[IFLA_INFO_MAX+1];
struct rtattr *iptuninfo[IFLA_IPTUN_MAX + 1];
int len;
- struct in6_addr laddr = {};
- struct in6_addr raddr = {};
+ struct in6_addr laddr = IN6ADDR_ANY_INIT;
+ struct in6_addr raddr = IN6ADDR_ANY_INIT;
__u8 hop_limit = DEFAULT_TNL_HOP_LIMIT;
__u8 encap_limit = IPV6_DEFAULT_TNL_ENCAP_LIMIT;
__u32 flowinfo = 0;
get_failed:
fprintf(stderr,
"Failed to get existing tunnel info.\n");
- free(answer);
return -1;
}
inet_prefix addr;
NEXT_ARG();
- get_prefix(&addr, *argv, preferred_family);
- if (addr.family == AF_UNSPEC)
- invarg("\"remote\" address family is AF_UNSPEC", *argv);
- memcpy(&raddr, addr.data, addr.bytelen);
+ get_addr(&addr, *argv, AF_INET6);
+ memcpy(&raddr, addr.data, sizeof(raddr));
} else if (strcmp(*argv, "local") == 0) {
inet_prefix addr;
NEXT_ARG();
- get_prefix(&addr, *argv, preferred_family);
- if (addr.family == AF_UNSPEC)
- invarg("\"local\" address family is AF_UNSPEC", *argv);
- memcpy(&laddr, addr.data, addr.bytelen);
+ get_addr(&addr, *argv, AF_INET6);
+ memcpy(&laddr, addr.data, sizeof(laddr));
} else if (matches(*argv, "dev") == 0) {
NEXT_ARG();
link = if_nametoindex(*argv);
} else if (strcmp(*argv, "encap-remcsum") == 0) {
encapflags |= TUNNEL_ENCAP_FLAG_REMCSUM;
} else if (strcmp(*argv, "noencap-remcsum") == 0) {
- encapflags |= ~TUNNEL_ENCAP_FLAG_REMCSUM;
+ encapflags &= ~TUNNEL_ENCAP_FLAG_REMCSUM;
} else if (strcmp(*argv, "external") == 0) {
metadata = 1;
} else
.i.ifi_family = preferred_family,
.i.ifi_index = ifi->ifi_index,
};
- struct nlmsghdr *answer = NULL;
+ struct nlmsghdr *answer;
struct rtattr *tb[IFLA_MAX + 1];
struct rtattr *linkinfo[IFLA_INFO_MAX+1];
struct rtattr *iptuninfo[IFLA_IPTUN_MAX + 1];
get_failed:
fprintf(stderr,
"Failed to get existing tunnel info.\n");
- free(answer);
return -1;
}
while (argc > 0) {
if (strcmp(*argv, "remote") == 0) {
NEXT_ARG();
- if (strcmp(*argv, "any"))
- raddr = get_addr32(*argv);
- else
- raddr = 0;
+ raddr = get_addr32(*argv);
} else if (strcmp(*argv, "local") == 0) {
NEXT_ARG();
- if (strcmp(*argv, "any"))
- laddr = get_addr32(*argv);
- else
- laddr = 0;
+ laddr = get_addr32(*argv);
} else if (matches(*argv, "dev") == 0) {
NEXT_ARG();
link = if_nametoindex(*argv);
} else if (strcmp(lu->id, "sit") == 0 &&
strcmp(*argv, "isatap") == 0) {
iflags |= SIT_ISATAP;
- } else if (strcmp(lu->id, "sit") == 0 &&
- strcmp(*argv, "mode") == 0) {
+ } else if (strcmp(*argv, "mode") == 0) {
NEXT_ARG();
- if (strcmp(*argv, "ipv6/ipv4") == 0 ||
- strcmp(*argv, "ip6ip") == 0)
+ if (strcmp(lu->id, "sit") == 0 &&
+ (strcmp(*argv, "ipv6/ipv4") == 0 ||
+ strcmp(*argv, "ip6ip") == 0))
proto = IPPROTO_IPV6;
else if (strcmp(*argv, "ipv4/ipv4") == 0 ||
strcmp(*argv, "ipip") == 0 ||
proto = 0;
else
invarg("Cannot guess tunnel mode.", *argv);
- } else if (strcmp(lu->id, "ipip") == 0 &&
- strcmp(*argv, "mode") == 0) {
- NEXT_ARG();
- if (strcmp(*argv, "ipv4/ipv4") == 0 ||
- strcmp(*argv, "ipip") == 0 ||
- strcmp(*argv, "ip4ip4") == 0)
- proto = IPPROTO_IPIP;
- else if (strcmp(*argv, "mpls/ipv4") == 0 ||
- strcmp(*argv, "mplsip") == 0)
- proto = IPPROTO_MPLS;
- else if (strcmp(*argv, "any/ipv4") == 0 ||
- strcmp(*argv, "any") == 0)
- proto = 0;
- else
- invarg("Cannot guess tunnel mode.", *argv);
} else if (strcmp(*argv, "noencap") == 0) {
encaptype = TUNNEL_ENCAP_NONE;
} else if (strcmp(*argv, "encap") == 0) {
exit(-1);
}
+ addattr8(n, 1024, IFLA_IPTUN_PROTO, proto);
if (metadata) {
addattr_l(n, 1024, IFLA_IPTUN_COLLECT_METADATA, NULL, 0);
return 0;
addattr16(n, 1024, IFLA_IPTUN_ENCAP_SPORT, htons(encapsport));
addattr16(n, 1024, IFLA_IPTUN_ENCAP_DPORT, htons(encapdport));
- if (strcmp(lu->id, "ipip") == 0 || strcmp(lu->id, "sit") == 0)
- addattr8(n, 1024, IFLA_IPTUN_PROTO, proto);
-
if (strcmp(lu->id, "sit") == 0) {
addattr16(n, 1024, IFLA_IPTUN_FLAGS, iflags);
if (ip6rdprefixlen) {
if (tb[IFLA_IPTUN_COLLECT_METADATA])
print_bool(PRINT_ANY, "external", "external ", true);
+ if (tb[IFLA_IPTUN_PROTO]) {
+ switch (rta_getattr_u8(tb[IFLA_IPTUN_PROTO])) {
+ case IPPROTO_IPIP:
+ print_string(PRINT_ANY, "proto", "%s ", "ipip");
+ break;
+ case IPPROTO_IPV6:
+ print_string(PRINT_ANY, "proto", "%s ", "ip6ip");
+ break;
+ case IPPROTO_MPLS:
+ print_string(PRINT_ANY, "proto", "%s ", "mplsip");
+ break;
+ case 0:
+ print_string(PRINT_ANY, "proto", "%s ", "any");
+ break;
+ }
+ }
+
if (tb[IFLA_IPTUN_REMOTE]) {
unsigned int addr = rta_getattr_u32(tb[IFLA_IPTUN_REMOTE]);
__u16 sport = rta_getattr_u16(tb[IFLA_IPTUN_ENCAP_SPORT]);
__u16 dport = rta_getattr_u16(tb[IFLA_IPTUN_ENCAP_DPORT]);
+ open_json_object("encap");
print_string(PRINT_FP, NULL, "encap ", NULL);
switch (type) {
case TUNNEL_ENCAP_FOU:
char *link = NULL;
char *type = NULL;
int index = 0;
- int err, len;
+ int err;
struct rtattr *data;
int group;
struct ifinfomsg *ifm, *peer_ifm;
if (err < 0)
return err;
+ if (type)
+ duparg("type", argv[err]);
+
if (name) {
- len = strlen(name) + 1;
- if (len > IFNAMSIZ)
- invarg("\"name\" too long\n", *argv);
- addattr_l(hdr, 1024, IFLA_IFNAME, name, len);
+ addattr_l(hdr, 1024,
+ IFLA_IFNAME, name, strlen(name) + 1);
}
peer_ifm = RTA_DATA(data);
.i.ifi_family = preferred_family,
.i.ifi_index = ifi->ifi_index,
};
- struct nlmsghdr *answer = NULL;
+ struct nlmsghdr *answer;
struct rtattr *tb[IFLA_MAX + 1];
struct rtattr *linkinfo[IFLA_INFO_MAX+1];
struct rtattr *vtiinfo[IFLA_VTI_MAX + 1];
- unsigned int ikey = 0;
- unsigned int okey = 0;
+ __be32 ikey = 0;
+ __be32 okey = 0;
unsigned int saddr = 0;
unsigned int daddr = 0;
unsigned int link = 0;
get_failed:
fprintf(stderr,
"Failed to get existing tunnel info.\n");
- free(answer);
return -1;
}
while (argc > 0) {
if (!matches(*argv, "key")) {
- unsigned int uval;
-
NEXT_ARG();
- if (strchr(*argv, '.'))
- uval = get_addr32(*argv);
- else {
- if (get_unsigned(&uval, *argv, 0) < 0) {
- fprintf(stderr,
- "Invalid value for \"key\": \"%s\"; it should be an unsigned integer\n", *argv);
- exit(-1);
- }
- uval = htonl(uval);
- }
-
- ikey = okey = uval;
+ ikey = okey = tnl_parse_key("key", *argv);
} else if (!matches(*argv, "ikey")) {
- unsigned int uval;
-
NEXT_ARG();
- if (strchr(*argv, '.'))
- uval = get_addr32(*argv);
- else {
- if (get_unsigned(&uval, *argv, 0) < 0) {
- fprintf(stderr, "invalid value for \"ikey\": \"%s\"; it should be an unsigned integer\n", *argv);
- exit(-1);
- }
- uval = htonl(uval);
- }
- ikey = uval;
+ ikey = tnl_parse_key("ikey", *argv);
} else if (!matches(*argv, "okey")) {
- unsigned int uval;
-
NEXT_ARG();
- if (strchr(*argv, '.'))
- uval = get_addr32(*argv);
- else {
- if (get_unsigned(&uval, *argv, 0) < 0) {
- fprintf(stderr, "invalid value for \"okey\": \"%s\"; it should be an unsigned integer\n", *argv);
- exit(-1);
- }
- uval = htonl(uval);
- }
- okey = uval;
+ okey = tnl_parse_key("okey", *argv);
} else if (!matches(*argv, "remote")) {
NEXT_ARG();
- if (!strcmp(*argv, "any")) {
- fprintf(stderr, "invalid value for \"remote\": \"%s\"\n", *argv);
- exit(-1);
- } else {
- daddr = get_addr32(*argv);
- }
+ daddr = get_addr32(*argv);
} else if (!matches(*argv, "local")) {
NEXT_ARG();
- if (!strcmp(*argv, "any")) {
- fprintf(stderr, "invalid value for \"local\": \"%s\"\n", *argv);
- exit(-1);
- } else {
- saddr = get_addr32(*argv);
- }
+ saddr = get_addr32(*argv);
} else if (!matches(*argv, "dev")) {
NEXT_ARG();
link = if_nametoindex(*argv);
.i.ifi_family = preferred_family,
.i.ifi_index = ifi->ifi_index,
};
- struct nlmsghdr *answer = NULL;
+ struct nlmsghdr *answer;
struct rtattr *tb[IFLA_MAX + 1];
struct rtattr *linkinfo[IFLA_INFO_MAX+1];
struct rtattr *vtiinfo[IFLA_VTI_MAX + 1];
struct in6_addr saddr = IN6ADDR_ANY_INIT;
struct in6_addr daddr = IN6ADDR_ANY_INIT;
- unsigned int ikey = 0;
- unsigned int okey = 0;
+ __be32 ikey = 0;
+ __be32 okey = 0;
unsigned int link = 0;
__u32 fwmark = 0;
int len;
get_failed:
fprintf(stderr,
"Failed to get existing tunnel info.\n");
- free(answer);
return -1;
}
while (argc > 0) {
if (!matches(*argv, "key")) {
- unsigned int uval;
-
NEXT_ARG();
- if (strchr(*argv, '.'))
- uval = get_addr32(*argv);
- else {
- if (get_unsigned(&uval, *argv, 0) < 0) {
- fprintf(stderr,
- "Invalid value for \"key\": \"%s\"; it should be an unsigned integer\n", *argv);
- exit(-1);
- }
- uval = htonl(uval);
- }
-
- ikey = okey = uval;
+ ikey = okey = tnl_parse_key("key", *argv);
} else if (!matches(*argv, "ikey")) {
- unsigned int uval;
-
NEXT_ARG();
- if (strchr(*argv, '.'))
- uval = get_addr32(*argv);
- else {
- if (get_unsigned(&uval, *argv, 0) < 0) {
- fprintf(stderr, "invalid value for \"ikey\": \"%s\"; it should be an unsigned integer\n", *argv);
- exit(-1);
- }
- uval = htonl(uval);
- }
- ikey = uval;
+ ikey = tnl_parse_key("ikey", *argv);
} else if (!matches(*argv, "okey")) {
- unsigned int uval;
-
NEXT_ARG();
- if (strchr(*argv, '.'))
- uval = get_addr32(*argv);
- else {
- if (get_unsigned(&uval, *argv, 0) < 0) {
- fprintf(stderr, "invalid value for \"okey\": \"%s\"; it should be an unsigned integer\n", *argv);
- exit(-1);
- }
- uval = htonl(uval);
- }
- okey = uval;
+ okey = tnl_parse_key("okey", *argv);
} else if (!matches(*argv, "remote")) {
- NEXT_ARG();
- if (!strcmp(*argv, "any")) {
- fprintf(stderr, "invalid value for \"remote\": \"%s\"\n", *argv);
- exit(-1);
- } else {
- inet_prefix addr;
+ inet_prefix addr;
- get_prefix(&addr, *argv, AF_INET6);
- memcpy(&daddr, addr.data, addr.bytelen);
- }
- } else if (!matches(*argv, "local")) {
NEXT_ARG();
- if (!strcmp(*argv, "any")) {
- fprintf(stderr, "invalid value for \"local\": \"%s\"\n", *argv);
- exit(-1);
- } else {
- inet_prefix addr;
+ get_addr(&addr, *argv, AF_INET6);
+ memcpy(&daddr, addr.data, sizeof(daddr));
+ } else if (!matches(*argv, "local")) {
+ inet_prefix addr;
- get_prefix(&addr, *argv, AF_INET6);
- memcpy(&saddr, addr.data, addr.bytelen);
- }
+ NEXT_ARG();
+ get_addr(&addr, *argv, AF_INET6);
+ memcpy(&saddr, addr.data, sizeof(saddr));
} else if (!matches(*argv, "dev")) {
NEXT_ARG();
link = if_nametoindex(*argv);
addattr32(n, 1024, IFLA_VTI_IKEY, ikey);
addattr32(n, 1024, IFLA_VTI_OKEY, okey);
- if (memcmp(&saddr, &in6addr_any, sizeof(in6addr_any)))
- addattr_l(n, 1024, IFLA_VTI_LOCAL, &saddr, sizeof(saddr));
- if (memcmp(&daddr, &in6addr_any, sizeof(in6addr_any)))
- addattr_l(n, 1024, IFLA_VTI_REMOTE, &daddr, sizeof(daddr));
+ addattr_l(n, 1024, IFLA_VTI_LOCAL, &saddr, sizeof(saddr));
+ addattr_l(n, 1024, IFLA_VTI_REMOTE, &daddr, sizeof(daddr));
addattr32(n, 1024, IFLA_VTI_FWMARK, fwmark);
if (link)
addattr32(n, 1024, IFLA_VTI_LINK, link);
return get_addr32(key);
if (get_unsigned(&uval, key, 0) < 0) {
- fprintf(stderr, "invalid value for \"%s\": \"%s\";", name, key);
- fprintf(stderr, " it should be an unsigned integer\n");
+ fprintf(stderr,
+ "invalid value for \"%s\": \"%s\"; it should be an unsigned integer\n",
+ name, key);
exit(-1);
}
return htonl(uval);
(type == ARPHRD_TUNNEL || type == ARPHRD_SIT || type == ARPHRD_IPGRE)) {
return inet_ntop(AF_INET, addr, buf, blen);
}
- if (alen == 16 && type == ARPHRD_TUNNEL6) {
+ if (alen == 16 &&
+ (type == ARPHRD_TUNNEL6 || type == ARPHRD_IP6GRE)) {
return inet_ntop(AF_INET6, addr, buf, blen);
}
snprintf(buf, blen, "%02x", addr[0]);
dst->family = family;
dst->bytelen = 0;
dst->bitlen = 0;
+ dst->flags |= PREFIXLEN_SPECIFIED;
return 0;
}
int makeargs(char *line, char *argv[], int maxargs)
{
static const char ws[] = " \t\r\n";
- char *cp;
+ char *cp = line;
int argc = 0;
- for (cp = line + strspn(line, ws); *cp; cp += strspn(cp, ws)) {
+ while (*cp) {
+ /* skip leading whitespace */
+ cp += strspn(cp, ws);
+
+ if (*cp == '\0')
+ break;
+
if (argc >= (maxargs - 1)) {
fprintf(stderr, "Too many arguments to command\n");
exit(1);
fprintf(stderr, "Unterminated quoted string\n");
exit(1);
}
- *cp++ = 0;
- continue;
+ } else {
+ argv[argc++] = cp;
+
+ /* find end of word */
+ cp += strcspn(cp, ws);
+ if (*cp == '\0')
+ break;
}
- argv[argc++] = cp;
- /* find end of word */
- cp += strcspn(cp, ws);
+ /* seperate words */
*cp++ = 0;
}
argv[argc] = NULL;
current_value/max_value
.in -16
Note that before showing values, one has to issue
-.b occupancy snapshot
+.B occupancy snapshot
command first.
.PP
In order to preserve compatibility with Linux-2.0 net aliases,
this string must coincide with the name of the device or must be prefixed
with the device name followed by colon.
+The maximum allowed total length of label is 15 characters.
.TP
.BI scope " SCOPE_VALUE"
.BR macvlan " | "
.BR macvtap " | "
.BR vcan " | "
+.BR vxcan " | "
.BR veth " | "
.BR vlan " | "
.BR vxlan " |"
.B bond
- Bonding device
.sp
-.B can
-- Controller Area Network interface
-.sp
.B dummy
- Dummy network interface
.sp
.B vcan
- Virtual Controller Area Network interface
.sp
+.B vxcan
+- Virtual Controller Area Network tunnel interface
+.sp
.B veth
- Virtual ethernet interface
.sp
.in -8
+.TP
+VETH, VXCAN Type Support
+For a link of types
+.I VETH/VXCAN
+the following additional arguments are supported:
+
+.BI "ip link add " DEVICE
+.BR type " { " veth " | " vxcan " }"
+[
+.BR peer
+.BI "name " NAME
+]
+
+.in +8
+.sp
+.BR peer
+.BI "name " NAME
+- specifies the virtual pair device name of the
+.I VETH/VXCAN
+tunnel.
+
+.in -8
+
.TP
GRE, IPIP, SIT Type Support
For a link of types
.I " [no]encap-remcsum "
] [
.I " mode " { ip6ip | ipip | mplsip | any } "
+] [
+.BR external
]
.in +8
SIT where the default is "ip6ip" and IPIP where the default is "ipip".
IPv6-Over-IPv4 is not supported for IPIP.
+.sp
+.BR external
+- make this tunnel externally controlled
+.RB "(e.g. " "ip route encap" ).
+
.in -8
.TP
arptables hooks on the bridge.
-.in-8
+.in -8
.TP
MACsec Type Support
.TH IP 8 "20 Dec 2011" "iproute2" "Linux"
.SH NAME
-ip \- show / manipulate routing, devices, policy routing and tunnels
+ip \- show / manipulate routing, network devices, interfaces and tunnels
.SH SYNOPSIS
.ad l
route cache removal, therefore always zero.
.SH SEE ALSO
-.BR ip (8),
-and /usr/share/doc/iproute-doc/README.lnstat (package iproute-doc on Debian)
+.BR ip (8)
.br
.SH AUTHOR
lnstat was written by Harald Welte <laforge@gnumonks.org>.
.br
The routef script does not take any arguments and will simply flush the routing table down the drain. Beware! This means deleting all routes which will make your network unusable!
-.SH "FILES"
-.LP
-\fI/usr/bin/routef\fP
-.br
-\fI/usr/bin/routel\fP
.SH "AUTHORS"
.LP
The routel script was written by Stephen R. van den Berg <srb@cuci.nl>, 1999/04/18 and donated to the public domain.
congestion window size
.P
.TP
+.B pmtu:<pmtu>
+path MTU value
+.P
+.TP
.B ssthresh:<ssthresh>
tcp congestion window slow start threshold
.P
Each line of FILE is interpreted like single command line option. If FILE is - stdin is used.
.TP
.B FILTER := [ state STATE-FILTER ] [ EXPRESSION ]
-Please take a look at the official documentation (Debian package iproute-doc) for details regarding filters.
+Please take a look at the official documentation for details regarding filters.
.SH STATE-FILTER
List all the tcp sockets in state FIN-WAIT-1 for our apache to network 193.233.7/24 and look at their timers.
.SH SEE ALSO
.BR ip (8),
-.BR /usr/share/doc/iproute-doc/ss.html " (package iproutedoc)",
.br
.BR RFC " 793 "
- https://tools.ietf.org/rfc/rfc793.txt (TCP states)
.IR HANDLE " ] [ "
.B indev
.IR ifname " ] [ "
-.B skip_hw
-.R "|"
-.B skip_sw
-.R " ] [ "
+.BR skip_hw " | "
+.BR skip_sw " ] [ "
.BR help " ]"
.ti -8
int mss;
int rcv_mss;
int advmss;
+ unsigned int pmtu;
unsigned int cwnd;
unsigned int lastsnd;
unsigned int lastrcv;
if (s->mss)
out(" mss:%d", s->mss);
+ if (s->pmtu)
+ out(" pmtu:%u", s->pmtu);
if (s->rcv_mss)
out(" rcvmss:%d", s->rcv_mss);
if (s->advmss)
s.reordering = info->tcpi_reordering;
s.rcv_ssthresh = info->tcpi_rcv_ssthresh;
s.cwnd = info->tcpi_snd_cwnd;
+ s.pmtu = info->tcpi_pmtu;
if (info->tcpi_snd_ssthresh < 0xFFFF)
s.ssthresh = info->tcpi_snd_ssthresh;
argc++;
} else if (yy_fp) {
while (tokptr == NULL) {
- if (fgets(argbuf, sizeof(argbuf)-1, yy_fp) == NULL)
+ size_t len;
+
+ if (fgets(argbuf, sizeof(argbuf), yy_fp) == NULL)
return 0;
- argbuf[sizeof(argbuf)-1] = 0;
- if (strlen(argbuf) == sizeof(argbuf) - 1) {
- fprintf(stderr, "Too long line in filter");
+
+ len = strnlen(argbuf, sizeof(argbuf));
+ if (len == 0) {
+ fprintf(stderr, "Invalid line\n");
+ exit(-1);
+ }
+
+ if (len >= sizeof(argbuf) - 1) {
+ fprintf(stderr, "Too long line in filter\n");
exit(-1);
}
- if (argbuf[strlen(argbuf)-1] == '\n')
- argbuf[strlen(argbuf)-1] = 0;
+ if (argbuf[len - 1] == '\n')
+ argbuf[len-1] = 0;
if (argbuf[0] == '#' || argbuf[0] == '0')
continue;
tokptr = argbuf;
# SPDX-License-Identifier: GPL-2.0
include ../config.mk
+TARGETS :=
+
ifeq ($(HAVE_MNL),y)
RDMA_OBJ = rdma.o utils.o dev.o link.o
-TARGETS=rdma
+TARGETS += rdma
endif
all: $(TARGETS) $(LIBS)
if (t->tcm_info != 1)
print_uint(PRINT_ANY, "refcnt", "refcnt %u ", t->tcm_info);
+ if (tb[TCA_HW_OFFLOAD] &&
+ (rta_getattr_u8(tb[TCA_HW_OFFLOAD])))
+ print_bool(PRINT_ANY, "offloaded", "offloaded ", true);
+
/* pfifo_fast is generic enough to warrant the hardcoding --JHS */
if (strcmp("pfifo_fast", RTA_DATA(tb[TCA_KIND])) == 0)
q = get_qdisc_kind("prio");
# SPDX-License-Identifier: GPL-2.0
include ../config.mk
+TARGETS :=
+
ifeq ($(HAVE_MNL),y)
TIPCOBJ=bearer.o \
node.o socket.o \
peer.o tipc.o
-TARGETS=tipc
+TARGETS += tipc
endif
projects / mirror_iproute2.git / commitdiff