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493bbd13e6
http://lists.infradead.org/pipermail/libnl/2015-October/001991.html Signed-off-by: David Ahern <dsa@cumulusnetworks.com> [thaller@redhat.com: slightly modified original patch] Signed-off-by: Thomas Haller <thaller@redhat.com>
60 lines
1.2 KiB
C
60 lines
1.2 KiB
C
#include <netlink/netlink.h>
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#include <netlink/route/link.h>
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#include <netlink/route/link/vrf.h>
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int main(int argc, char *argv[])
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{
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struct nl_cache *link_cache;
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struct rtnl_link *link, *link2;
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struct nl_sock *sk;
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uint32_t tb_id;
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int err;
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sk = nl_socket_alloc();
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if ((err = nl_connect(sk, NETLINK_ROUTE)) < 0) {
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nl_perror(err, "Unable to connect socket");
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return err;
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}
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if (!(link = rtnl_link_vrf_alloc())) {
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fprintf(stderr, "Unable to allocate link");
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return -1;
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}
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rtnl_link_set_name(link, "vrf-red");
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if ((err = rtnl_link_vrf_set_tableid(link, 10)) < 0) {
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nl_perror(err, "Unable to set VRF table id");
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return err;
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}
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if ((err = rtnl_link_add(sk, link, NLM_F_CREATE)) < 0) {
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nl_perror(err, "Unable to add link");
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return err;
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}
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if ((err = rtnl_link_alloc_cache(sk, AF_UNSPEC, &link_cache)) < 0) {
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nl_perror(err, "Unable to allocate cache");
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return err;
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}
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if (!(link2 = rtnl_link_get_by_name(link_cache, "vrf-red"))) {
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fprintf(stderr, "Unable to lookup vrf-red");
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return -1;
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}
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if ((err = rtnl_link_vrf_get_tableid(link2, &tb_id)) < 0) {
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nl_perror(err, "Unable to get VRF table id");
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return err;
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}
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if (tb_id != 10) {
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fprintf(stderr, "Mismatch with VRF table id\n");
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}
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rtnl_link_put(link);
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nl_close(sk);
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return 0;
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}
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