#endif
+static const char *mx_names[RTAX_MAX+1] = {
+ [RTAX_MTU] = "mtu",
+ [RTAX_WINDOW] = "window",
+ [RTAX_RTT] = "rtt",
+ [RTAX_RTTVAR] = "rttvar",
+ [RTAX_SSTHRESH] = "ssthresh",
+ [RTAX_CWND] = "cwnd",
+ [RTAX_ADVMSS] = "advmss",
+ [RTAX_REORDERING]="reordering",
+ [RTAX_HOPLIMIT] = "hoplimit",
+ [RTAX_INITCWND] = "initcwnd",
+ [RTAX_FEATURES] = "features",
+ [RTAX_RTO_MIN] = "rto_min",
+};
static void usage(void) __attribute__((noreturn));
static void usage(void)
fprintf(stderr, "INFO_SPEC := NH OPTIONS FLAGS [ nexthop NH ]...\n");
fprintf(stderr, "NH := [ via ADDRESS ] [ dev STRING ] [ weight NUMBER ] NHFLAGS\n");
fprintf(stderr, "OPTIONS := FLAGS [ mtu NUMBER ] [ advmss NUMBER ]\n");
- fprintf(stderr, " [ rtt NUMBER ] [ rttvar NUMBER ]\n");
- fprintf(stderr, " [ window NUMBER] [ cwnd NUMBER ] [ ssthresh NUMBER ]\n");
- fprintf(stderr, " [ realms REALM ]\n");
+ fprintf(stderr, " [ rtt TIME ] [ rttvar TIME ]\n");
+ fprintf(stderr, " [ window NUMBER] [ cwnd NUMBER ] [ initcwnd NUMBER ]\n");
+ fprintf(stderr, " [ ssthresh NUMBER ] [ realms REALM ] [ src ADDRESS ]\n");
+ fprintf(stderr, " [ rto_min TIME ]\n");
fprintf(stderr, "TYPE := [ unicast | local | broadcast | multicast | throw |\n");
fprintf(stderr, " unreachable | prohibit | blackhole | nat ]\n");
fprintf(stderr, "TABLE_ID := [ local | main | default | all | NUMBER ]\n");
fprintf(stderr, "SCOPE := [ host | link | global | NUMBER ]\n");
fprintf(stderr, "FLAGS := [ equalize ]\n");
+ fprintf(stderr, "MP_ALGO := { rr | drr | random | wrandom }\n");
fprintf(stderr, "NHFLAGS := [ onlink | pervasive ]\n");
fprintf(stderr, "RTPROTO := [ kernel | boot | static | NUMBER ]\n");
+ fprintf(stderr, "TIME := NUMBER[s|ms|us|ns|j]\n");
exit(-1);
}
static struct
{
int tb;
+ int cloned;
int flushed;
char *flushb;
int flushp;
int flushe;
- struct rtnl_handle *rth;
int protocol, protocolmask;
int scope, scopemask;
int type, typemask;
static int flush_update(void)
{
- if (rtnl_send(filter.rth, filter.flushb, filter.flushp) < 0) {
- perror("Failed to send flush request\n");
+ if (rtnl_send_check(&rth, filter.flushb, filter.flushp) < 0) {
+ perror("Failed to send flush request");
return -1;
}
filter.flushp = 0;
inet_prefix prefsrc;
inet_prefix via;
int host_len = -1;
+ static int ip6_multiple_tables;
+ __u32 table;
SPRINT_BUF(b1);
-
+ static int hz;
if (n->nlmsg_type != RTM_NEWROUTE && n->nlmsg_type != RTM_DELROUTE) {
fprintf(stderr, "Not a route: %08x %08x %08x\n",
else if (r->rtm_family == AF_IPX)
host_len = 80;
- if (r->rtm_family == AF_INET6) {
+ parse_rtattr(tb, RTA_MAX, RTM_RTA(r), len);
+ table = rtm_get_table(r, tb);
+
+ if (r->rtm_family == AF_INET6 && table != RT_TABLE_MAIN)
+ ip6_multiple_tables = 1;
+
+ if (r->rtm_family == AF_INET6 && !ip6_multiple_tables) {
+ if (filter.cloned) {
+ if (!(r->rtm_flags&RTM_F_CLONED))
+ return 0;
+ }
if (filter.tb) {
- if (filter.tb < 0) {
- if (!(r->rtm_flags&RTM_F_CLONED))
- return 0;
- } else {
- if (r->rtm_flags&RTM_F_CLONED)
+ if (!filter.cloned && r->rtm_flags&RTM_F_CLONED)
+ return 0;
+ if (filter.tb == RT_TABLE_LOCAL) {
+ if (r->rtm_type != RTN_LOCAL)
return 0;
- if (filter.tb == RT_TABLE_LOCAL) {
- if (r->rtm_type != RTN_LOCAL)
- return 0;
- } else if (filter.tb == RT_TABLE_MAIN) {
- if (r->rtm_type == RTN_LOCAL)
- return 0;
- } else {
+ } else if (filter.tb == RT_TABLE_MAIN) {
+ if (r->rtm_type == RTN_LOCAL)
return 0;
- }
+ } else {
+ return 0;
}
}
} else {
- if (filter.tb > 0 && filter.tb != r->rtm_table)
+ if (filter.cloned) {
+ if (!(r->rtm_flags&RTM_F_CLONED))
+ return 0;
+ }
+ if (filter.tb > 0 && filter.tb != table)
return 0;
}
if ((filter.protocol^r->rtm_protocol)&filter.protocolmask)
if (filter.rprefsrc.family && r->rtm_family != filter.rprefsrc.family)
return 0;
- parse_rtattr(tb, RTA_MAX, RTM_RTA(r), len);
-
memset(&dst, 0, sizeof(dst));
dst.family = r->rtm_family;
if (tb[RTA_DST])
memset(&via, 0, sizeof(via));
via.family = r->rtm_family;
if (tb[RTA_GATEWAY])
- memcpy(&via.data, RTA_DATA(tb[RTA_GATEWAY]), host_len);
+ memcpy(&via.data, RTA_DATA(tb[RTA_GATEWAY]), host_len/8);
}
if (filter.rprefsrc.bitlen>0) {
memset(&prefsrc, 0, sizeof(prefsrc));
prefsrc.family = r->rtm_family;
if (tb[RTA_PREFSRC])
- memcpy(&prefsrc.data, RTA_DATA(tb[RTA_PREFSRC]), host_len);
+ 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 ((oif^filter.oif)&filter.oifmask)
return 0;
}
- if (filter.flushb &&
+ if (filter.flushb &&
r->rtm_family == AF_INET6 &&
r->rtm_dst_len == 0 &&
r->rtm_type == RTN_UNREACHABLE &&
memcpy(fn, n, n->nlmsg_len);
fn->nlmsg_type = RTM_DELROUTE;
fn->nlmsg_flags = NLM_F_REQUEST;
- fn->nlmsg_seq = ++filter.rth->seq;
+ fn->nlmsg_seq = ++rth.seq;
filter.flushp = (((char*)fn) + n->nlmsg_len) - filter.flushb;
filter.flushed++;
if (show_stats < 2)
SPRINT_BUF(b1);
fprintf(fp, "tos %s ", rtnl_dsfield_n2a(r->rtm_tos, b1, sizeof(b1)));
}
+
if (tb[RTA_GATEWAY] && filter.rvia.bitlen != host_len) {
- fprintf(fp, "via %s ",
+ fprintf(fp, "via %s ",
format_host(r->rtm_family,
RTA_PAYLOAD(tb[RTA_GATEWAY]),
RTA_DATA(tb[RTA_GATEWAY]),
fprintf(fp, "dev %s ", ll_index_to_name(*(int*)RTA_DATA(tb[RTA_OIF])));
if (!(r->rtm_flags&RTM_F_CLONED)) {
- if (r->rtm_table != RT_TABLE_MAIN && !filter.tb)
- fprintf(fp, " table %s ", rtnl_rttable_n2a(r->rtm_table, b1, sizeof(b1)));
+ if (table != RT_TABLE_MAIN && !filter.tb)
+ fprintf(fp, " table %s ", rtnl_rttable_n2a(table, b1, sizeof(b1)));
if (r->rtm_protocol != RTPROT_BOOT && filter.protocolmask != -1)
fprintf(fp, " proto %s ", rtnl_rtprot_n2a(r->rtm_protocol, b1, sizeof(b1)));
if (r->rtm_scope != RT_SCOPE_UNIVERSE && filter.scopemask != -1)
/* Do not use format_host(). It is our local addr
and symbolic name will not be useful.
*/
- fprintf(fp, " src %s ",
+ fprintf(fp, " src %s ",
rt_addr_n2a(r->rtm_family,
RTA_PAYLOAD(tb[RTA_PREFSRC]),
RTA_DATA(tb[RTA_PREFSRC]),
fprintf(fp, "%s%x> ", first ? "<" : "", flags);
if (tb[RTA_CACHEINFO]) {
struct rta_cacheinfo *ci = RTA_DATA(tb[RTA_CACHEINFO]);
- static int hz;
if (!hz)
hz = get_user_hz();
if (ci->rta_expires != 0)
if (tb[RTA_CACHEINFO])
ci = RTA_DATA(tb[RTA_CACHEINFO]);
if ((r->rtm_flags & RTM_F_CLONED) || (ci && ci->rta_expires)) {
- static int hz;
if (!hz)
hz = get_user_hz();
if (r->rtm_flags & RTM_F_CLONED)
if (mxrta[RTAX_LOCK])
mxlock = *(unsigned*)RTA_DATA(mxrta[RTAX_LOCK]);
- for (i=2; i<=RTAX_MAX; i++) {
- static char *mx_names[] =
- {
- "mtu",
- "window",
- "rtt",
- "rttvar",
- "ssthresh",
- "cwnd",
- "advmss",
- "reordering",
- };
- static int hz;
+ for (i=2; i<= RTAX_MAX; i++) {
if (mxrta[i] == NULL)
continue;
if (!hz)
hz = get_hz();
- if (i-2 < sizeof(mx_names)/sizeof(char*))
- fprintf(fp, " %s", mx_names[i-2]);
+
+ if (i < sizeof(mx_names)/sizeof(char*) && mx_names[i])
+ fprintf(fp, " %s", mx_names[i]);
else
fprintf(fp, " metric %d", i);
if (mxlock & (1<<i))
fprintf(fp, " lock");
- if (i != RTAX_RTT && i != RTAX_RTTVAR)
+ if (i != RTAX_RTT && i != RTAX_RTTVAR &&
+ i != RTAX_RTO_MIN)
fprintf(fp, " %u", *(unsigned*)RTA_DATA(mxrta[i]));
else {
- unsigned val = *(unsigned*)RTA_DATA(mxrta[i]);
+ unsigned long long val = *(unsigned*)RTA_DATA(mxrta[i]);
val *= 1000;
if (i == RTAX_RTT)
val /= 8;
- else
+ else if (i == RTAX_RTTVAR)
val /= 4;
if (val >= hz)
- fprintf(fp, " %ums", val/hz);
+ fprintf(fp, " %llums", val/hz);
else
fprintf(fp, " %.2fms", (float)val/hz);
}
if (nh->rtnh_len > sizeof(*nh)) {
parse_rtattr(tb, RTA_MAX, RTNH_DATA(nh), nh->rtnh_len - sizeof(*nh));
if (tb[RTA_GATEWAY]) {
- fprintf(fp, " via %s ",
+ fprintf(fp, " via %s ",
format_host(r->rtm_family,
RTA_PAYLOAD(tb[RTA_GATEWAY]),
RTA_DATA(tb[RTA_GATEWAY]),
abuf, sizeof(abuf)));
}
+ if (tb[RTA_FLOW]) {
+ __u32 to = *(__u32*)RTA_DATA(tb[RTA_FLOW]);
+ __u32 from = to>>16;
+ to &= 0xFFFF;
+ fprintf(fp, " realm%s ", from ? "s" : "");
+ if (from) {
+ fprintf(fp, "%s/",
+ rtnl_rtrealm_n2a(from, b1, sizeof(b1)));
+ }
+ fprintf(fp, "%s",
+ rtnl_rtrealm_n2a(to, b1, sizeof(b1)));
+ }
}
if (r->rtm_flags&RTM_F_CLONED && r->rtm_type == RTN_MULTICAST) {
fprintf(fp, " %s", ll_index_to_name(nh->rtnh_ifindex));
rtnh->rtnh_hops = w - 1;
} else if (strcmp(*argv, "onlink") == 0) {
rtnh->rtnh_flags |= RTNH_F_ONLINK;
+ } else if (matches(*argv, "realms") == 0) {
+ __u32 realm;
+ NEXT_ARG();
+ if (get_rt_realms(&realm, *argv))
+ invarg("\"realm\" value is invalid\n", *argv);
+ rta_addattr32(rta, 4096, RTA_FLOW, realm);
+ rtnh->rtnh_len += sizeof(struct rtattr) + 4;
} else
break;
}
}
memset(rtnh, 0, sizeof(*rtnh));
rtnh->rtnh_len = sizeof(*rtnh);
- rtnh->rtnh_ifindex = 0;
- rtnh->rtnh_flags = 0;
- rtnh->rtnh_hops = 0;
rta->rta_len += rtnh->rtnh_len;
parse_one_nh(rta, rtnh, &argc, &argv);
rtnh = RTNH_NEXT(rtnh);
int iproute_modify(int cmd, unsigned flags, int argc, char **argv)
{
- struct rtnl_handle rth;
struct {
struct nlmsghdr n;
struct rtmsg r;
int table_ok = 0;
int proto_ok = 0;
int type_ok = 0;
+ int raw = 0;
memset(&req, 0, sizeof(req));
invarg("\"metric\" value is invalid\n", *argv);
addattr32(&req.n, sizeof(req), RTA_PRIORITY, metric);
} else if (strcmp(*argv, "scope") == 0) {
- int scope = 0;
+ __u32 scope = 0;
NEXT_ARG();
if (rtnl_rtscope_a2n(&scope, *argv))
invarg("invalid \"scope\" value\n", *argv);
mxlock |= (1<<RTAX_RTT);
NEXT_ARG();
}
- if (get_unsigned(&rtt, *argv, 0))
+ if (get_jiffies(&rtt, *argv, 0, &raw))
invarg("\"rtt\" value is invalid\n", *argv);
- rta_addattr32(mxrta, sizeof(mxbuf), RTAX_RTT, rtt);
+ rta_addattr32(mxrta, sizeof(mxbuf), RTAX_RTT,
+ (raw) ? rtt : rtt * 8);
+ } else if (strcmp(*argv, "rto_min") == 0) {
+ unsigned rto_min;
+ NEXT_ARG();
+ mxlock |= (1<<RTAX_RTO_MIN);
+ if (get_jiffies(&rto_min, *argv, 0, &raw))
+ invarg("\"rto_min\" value is invalid\n",
+ *argv);
+ rta_addattr32(mxrta, sizeof(mxbuf), RTAX_RTO_MIN,
+ rto_min);
} else if (matches(*argv, "window") == 0) {
unsigned win;
NEXT_ARG();
if (get_unsigned(&win, *argv, 0))
invarg("\"cwnd\" value is invalid\n", *argv);
rta_addattr32(mxrta, sizeof(mxbuf), RTAX_CWND, win);
+ } else if (matches(*argv, "initcwnd") == 0) {
+ unsigned win;
+ NEXT_ARG();
+ if (strcmp(*argv, "lock") == 0) {
+ mxlock |= (1<<RTAX_INITCWND);
+ NEXT_ARG();
+ }
+ if (get_unsigned(&win, *argv, 0))
+ invarg("\"initcwnd\" value is invalid\n", *argv);
+ rta_addattr32(mxrta, sizeof(mxbuf), RTAX_INITCWND, win);
} else if (matches(*argv, "rttvar") == 0) {
unsigned win;
NEXT_ARG();
mxlock |= (1<<RTAX_RTTVAR);
NEXT_ARG();
}
- if (get_unsigned(&win, *argv, 0))
+ if (get_jiffies(&win, *argv, 0, &raw))
invarg("\"rttvar\" value is invalid\n", *argv);
- rta_addattr32(mxrta, sizeof(mxbuf), RTAX_RTTVAR, win);
+ rta_addattr32(mxrta, sizeof(mxbuf), RTAX_RTTVAR,
+ (raw) ? win : win * 4);
} else if (matches(*argv, "ssthresh") == 0) {
unsigned win;
NEXT_ARG();
nhs_ok = 1;
break;
} else if (matches(*argv, "protocol") == 0) {
- int prot;
+ __u32 prot;
NEXT_ARG();
if (rtnl_rtprot_a2n(&prot, *argv))
invarg("\"protocol\" value is invalid\n", *argv);
req.r.rtm_protocol = prot;
proto_ok =1;
} else if (matches(*argv, "table") == 0) {
- int tid;
+ __u32 tid;
NEXT_ARG();
if (rtnl_rttable_a2n(&tid, *argv))
invarg("\"table\" value is invalid\n", *argv);
- req.r.rtm_table = tid;
+ if (tid < 256)
+ req.r.rtm_table = tid;
+ else {
+ req.r.rtm_table = RT_TABLE_UNSPEC;
+ addattr32(&req.n, sizeof(req), RTA_TABLE, tid);
+ }
table_ok = 1;
} else if (strcmp(*argv, "dev") == 0 ||
strcmp(*argv, "oif") == 0) {
argc--; argv++;
}
- if (rtnl_open(&rth, 0) < 0)
- exit(1);
-
if (d || nhs_ok) {
int idx;
}
len = strlen (buffer);
-
+
if ((write (flush_fd, (void *)buffer, len)) < len) {
fprintf (stderr, "Cannot flush routing cache\n");
return -1;
static int iproute_list_or_flush(int argc, char **argv, int flush)
{
int do_ipv6 = preferred_family;
- struct rtnl_handle rth;
char *id = NULL;
char *od = NULL;
while (argc > 0) {
if (matches(*argv, "table") == 0) {
- int tid;
+ __u32 tid;
NEXT_ARG();
if (rtnl_rttable_a2n(&tid, *argv)) {
if (strcmp(*argv, "all") == 0) {
- tid = 0;
+ filter.tb = 0;
} else if (strcmp(*argv, "cache") == 0) {
- tid = -1;
+ filter.cloned = 1;
} else if (strcmp(*argv, "help") == 0) {
usage();
} else {
invarg("table id value is invalid\n", *argv);
}
- }
- filter.tb = tid;
+ } else
+ filter.tb = tid;
} else if (matches(*argv, "cached") == 0 ||
matches(*argv, "cloned") == 0) {
- filter.tb = -1;
+ filter.cloned = 1;
} else if (strcmp(*argv, "tos") == 0 ||
matches(*argv, "dsfield") == 0) {
__u32 tos;
filter.tos = tos;
filter.tosmask = -1;
} else if (matches(*argv, "protocol") == 0) {
- int prot = 0;
+ __u32 prot = 0;
NEXT_ARG();
filter.protocolmask = -1;
if (rtnl_rtprot_a2n(&prot, *argv)) {
}
filter.protocol = prot;
} else if (matches(*argv, "scope") == 0) {
- int scope = 0;
+ __u32 scope = 0;
NEXT_ARG();
filter.scopemask = -1;
if (rtnl_rtscope_a2n(&scope, *argv)) {
if (do_ipv6 == AF_UNSPEC && filter.tb)
do_ipv6 = AF_INET;
- if (rtnl_open(&rth, 0) < 0)
- exit(1);
-
ll_init_map(&rth);
if (id || od) {
char flushb[4096-512];
time_t start = time(0);
- if (filter.tb == -1) {
+ if (filter.cloned) {
if (do_ipv6 != AF_INET6) {
iproute_flush_cache();
if (show_stats)
filter.flushb = flushb;
filter.flushp = 0;
filter.flushe = sizeof(flushb);
- filter.rth = &rth;
for (;;) {
if (rtnl_wilddump_request(&rth, do_ipv6, RTM_GETROUTE) < 0) {
exit(1);
}
if (filter.flushed == 0) {
- if (round == 0) {
- if (filter.tb != -1 || do_ipv6 == AF_INET6)
- fprintf(stderr, "Nothing to flush.\n");
- } else if (show_stats)
- printf("*** Flush is complete after %d round%s ***\n", round, round>1?"s":"");
+ if (show_stats) {
+ if (round == 0 && (!filter.cloned || do_ipv6 == AF_INET6))
+ printf("Nothing to flush.\n");
+ else
+ printf("*** Flush is complete after %d round%s ***\n", round, round>1?"s":"");
+ }
fflush(stdout);
return 0;
}
}
}
- if (filter.tb != -1) {
+ if (!filter.cloned) {
if (rtnl_wilddump_request(&rth, do_ipv6, RTM_GETROUTE) < 0) {
perror("Cannot send dump request");
exit(1);
int iproute_get(int argc, char **argv)
{
- struct rtnl_handle rth;
struct {
struct nlmsghdr n;
struct rtmsg r;
req.r.rtm_src_len = 0;
req.r.rtm_dst_len = 0;
req.r.rtm_tos = 0;
-
+
while (argc > 0) {
if (strcmp(*argv, "tos") == 0 ||
matches(*argv, "dsfield") == 0) {
exit(1);
}
- if (rtnl_open(&rth, 0) < 0)
- exit(1);
-
ll_init_map(&rth);
if (idev || odev) {
{
if (argc < 1)
return iproute_list_or_flush(0, NULL, 0);
-
+
if (matches(*argv, "add") == 0)
return iproute_modify(RTM_NEWROUTE, NLM_F_CREATE|NLM_F_EXCL,
argc-1, argv+1);