#include "ip_common.h"
static void usage(void) __attribute__((noreturn));
-int prefix_banner;
+static int prefix_banner;
int listen_all_nsid;
static void usage(void)
{
- fprintf(stderr, "Usage: ip monitor [ all | LISTofOBJECTS ] [ FILE ] [ label ] [all-nsid] [dev DEVICE]\n");
- fprintf(stderr, "LISTofOBJECTS := link | address | route | mroute | prefix |\n");
- fprintf(stderr, " neigh | netconf | rule | nsid\n");
- fprintf(stderr, "FILE := file FILENAME\n");
+ fprintf(stderr,
+ "Usage: ip monitor [ all | LISTofOBJECTS ] [ FILE ] [ label ] [all-nsid] [dev DEVICE]\n"
+ "LISTofOBJECTS := link | address | route | mroute | prefix |\n"
+ " neigh | netconf | rule | nsid\n"
+ "FILE := file FILENAME\n");
exit(-1);
}
fprintf(fp, "%s", label);
}
-static int accept_msg(const struct sockaddr_nl *who,
- struct rtnl_ctrl_data *ctrl,
+static int accept_msg(struct rtnl_ctrl_data *ctrl,
struct nlmsghdr *n, void *arg)
{
FILE *fp = (FILE *)arg;
- if (n->nlmsg_type == RTM_NEWROUTE || n->nlmsg_type == RTM_DELROUTE) {
+ switch (n->nlmsg_type) {
+ case RTM_NEWROUTE:
+ case RTM_DELROUTE: {
struct rtmsg *r = NLMSG_DATA(n);
int len = n->nlmsg_len - NLMSG_LENGTH(sizeof(*r));
if (r->rtm_family == RTNL_FAMILY_IPMR ||
r->rtm_family == RTNL_FAMILY_IP6MR) {
print_headers(fp, "[MROUTE]", ctrl);
- print_mroute(who, n, arg);
+ print_mroute(n, arg);
return 0;
} else {
print_headers(fp, "[ROUTE]", ctrl);
- print_route(who, n, arg);
+ print_route(n, arg);
return 0;
}
}
- if (n->nlmsg_type == RTM_NEWLINK || n->nlmsg_type == RTM_DELLINK) {
- ll_remember_index(who, n, NULL);
+ case RTM_NEWNEXTHOP:
+ case RTM_DELNEXTHOP:
+ print_headers(fp, "[NEXTHOP]", ctrl);
+ print_nexthop(n, arg);
+ return 0;
+
+ case RTM_NEWLINK:
+ case RTM_DELLINK:
+ ll_remember_index(n, NULL);
print_headers(fp, "[LINK]", ctrl);
- print_linkinfo(who, n, arg);
+ print_linkinfo(n, arg);
return 0;
- }
- if (n->nlmsg_type == RTM_NEWADDR || n->nlmsg_type == RTM_DELADDR) {
+
+ case RTM_NEWADDR:
+ case RTM_DELADDR:
print_headers(fp, "[ADDR]", ctrl);
- print_addrinfo(who, n, arg);
+ print_addrinfo(n, arg);
return 0;
- }
- if (n->nlmsg_type == RTM_NEWADDRLABEL || n->nlmsg_type == RTM_DELADDRLABEL) {
+
+ case RTM_NEWADDRLABEL:
+ case RTM_DELADDRLABEL:
print_headers(fp, "[ADDRLABEL]", ctrl);
- print_addrlabel(who, n, arg);
+ print_addrlabel(n, arg);
return 0;
- }
- if (n->nlmsg_type == RTM_NEWNEIGH || n->nlmsg_type == RTM_DELNEIGH ||
- n->nlmsg_type == RTM_GETNEIGH) {
+
+ case RTM_NEWNEIGH:
+ case RTM_DELNEIGH:
+ case RTM_GETNEIGH:
if (preferred_family) {
struct ndmsg *r = NLMSG_DATA(n);
}
print_headers(fp, "[NEIGH]", ctrl);
- print_neigh(who, n, arg);
+ print_neigh(n, arg);
return 0;
- }
- if (n->nlmsg_type == RTM_NEWPREFIX) {
+
+ case RTM_NEWPREFIX:
print_headers(fp, "[PREFIX]", ctrl);
- print_prefix(who, n, arg);
+ print_prefix(n, arg);
return 0;
- }
- if (n->nlmsg_type == RTM_NEWRULE || n->nlmsg_type == RTM_DELRULE) {
+
+ case RTM_NEWRULE:
+ case RTM_DELRULE:
print_headers(fp, "[RULE]", ctrl);
- print_rule(who, n, arg);
+ print_rule(n, arg);
return 0;
- }
- if (n->nlmsg_type == RTM_NEWNETCONF) {
- print_headers(fp, "[NETCONF]", ctrl);
- print_netconf(who, ctrl, n, arg);
- return 0;
- }
- if (n->nlmsg_type == NLMSG_TSTAMP) {
+
+ case NLMSG_TSTAMP:
print_nlmsg_timestamp(fp, n);
return 0;
- }
- if (n->nlmsg_type == RTM_NEWNSID || n->nlmsg_type == RTM_DELNSID) {
+
+ case RTM_NEWNETCONF:
+ case RTM_DELNETCONF:
+ print_headers(fp, "[NETCONF]", ctrl);
+ print_netconf(ctrl, n, arg);
+ return 0;
+
+ case RTM_DELNSID:
+ case RTM_NEWNSID:
print_headers(fp, "[NSID]", ctrl);
- print_nsid(who, n, arg);
+ print_nsid(n, arg);
return 0;
- }
- if (n->nlmsg_type != NLMSG_ERROR && n->nlmsg_type != NLMSG_NOOP &&
- n->nlmsg_type != NLMSG_DONE) {
- fprintf(fp, "Unknown message: type=0x%08x(%d) flags=0x%08x(%d)len=0x%08x(%d)\n",
+
+ case NLMSG_ERROR:
+ case NLMSG_NOOP:
+ case NLMSG_DONE:
+ break; /* ignore */
+
+ default:
+ fprintf(stderr,
+ "Unknown message: type=0x%08x(%d) flags=0x%08x(%d) len=0x%08x(%d)\n",
n->nlmsg_type, n->nlmsg_type,
n->nlmsg_flags, n->nlmsg_flags, n->nlmsg_len,
n->nlmsg_len);
int do_ipmonitor(int argc, char **argv)
{
+ int lnexthop = 0, nh_set = 1;
char *file = NULL;
unsigned int groups = 0;
int llink = 0;
} else if (matches(*argv, "link") == 0) {
llink = 1;
groups = 0;
+ nh_set = 0;
} else if (matches(*argv, "address") == 0) {
laddr = 1;
groups = 0;
+ nh_set = 0;
} else if (matches(*argv, "route") == 0) {
lroute = 1;
groups = 0;
+ nh_set = 0;
} else if (matches(*argv, "mroute") == 0) {
lmroute = 1;
groups = 0;
+ nh_set = 0;
} else if (matches(*argv, "prefix") == 0) {
lprefix = 1;
groups = 0;
+ nh_set = 0;
} else if (matches(*argv, "neigh") == 0) {
lneigh = 1;
groups = 0;
+ nh_set = 0;
} else if (matches(*argv, "netconf") == 0) {
lnetconf = 1;
groups = 0;
+ nh_set = 0;
} else if (matches(*argv, "rule") == 0) {
lrule = 1;
groups = 0;
+ nh_set = 0;
} else if (matches(*argv, "nsid") == 0) {
lnsid = 1;
groups = 0;
+ nh_set = 0;
+ } else if (matches(*argv, "nexthop") == 0) {
+ lnexthop = 1;
+ groups = 0;
} else if (strcmp(*argv, "all") == 0) {
prefix_banner = 1;
} else if (matches(*argv, "all-nsid") == 0) {
if (lnsid) {
groups |= nl_mgrp(RTNLGRP_NSID);
}
+ if (nh_set)
+ lnexthop = 1;
+
if (file) {
FILE *fp;
int err;
if (rtnl_open(&rth, groups) < 0)
exit(1);
+
+ if (lnexthop && rtnl_add_nl_group(&rth, RTNLGRP_NEXTHOP) < 0) {
+ fprintf(stderr, "Failed to add nexthop group to list\n");
+ exit(1);
+ }
+
if (listen_all_nsid && rtnl_listen_all_nsid(&rth) < 0)
exit(1);
projects / mirror_iproute2.git / blobdiff