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| author | Beniamino Galvani <bgalvani@redhat.com> | 2015-10-05 08:55:38 (GMT) |
|---|---|---|
| committer | Thomas Haller <thaller@redhat.com> | 2015-11-19 16:20:28 (GMT) |
| commit | 3f231213c7c586b5a5e8ce6b1ea9c1d3b24d74c0 (patch) | |
| tree | c617e155435b2d95abf27eb59070c105975fd242 /doc | |
| parent | e6b39c9e2355febfe16555b738ccdcf945497245 (diff) | |
| download | libnl-3f231213c7c586b5a5e8ce6b1ea9c1d3b24d74c0.zip libnl-3f231213c7c586b5a5e8ce6b1ea9c1d3b24d74c0.tar.gz libnl-3f231213c7c586b5a5e8ce6b1ea9c1d3b24d74c0.tar.bz2 | |
route/link: add macvtap support
This adds support for MAC-VLAN based tap interfaces (macvtap).
http://lists.infradead.org/pipermail/libnl/2015-October/001976.html
Signed-off-by: Beniamino Galvani <bgalvani@redhat.com>
Signed-off-by: Thomas Haller <thaller@redhat.com>
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/route.txt | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/doc/route.txt b/doc/route.txt index d9f88e1..e1e15f1 100644 --- a/doc/route.txt +++ b/doc/route.txt @@ -763,6 +763,63 @@ if ((err = rtnl_link_add(sk, link, NLM_F_CREATE)) < 0) rtnl_link_put(link); ----- +[[link_macvtap]] +==== MACVTAP + +[source,c] +----- +extern struct rtnl_link *rtnl_link_macvtap_alloc(void); + +extern int rtnl_link_is_macvtap(struct rtnl_link *); + +extern char * rtnl_link_macvtap_mode2str(int, char *, size_t); +extern int rtnl_link_macvtap_str2mode(const char *); + +extern char * rtnl_link_macvtap_flags2str(int, char *, size_t); +extern int rtnl_link_macvtap_str2flags(const char *); + +extern int rtnl_link_macvtap_set_mode(struct rtnl_link *, + uint32_t); +extern uint32_t rtnl_link_macvtap_get_mode(struct rtnl_link *); + +extern int rtnl_link_macvtap_set_flags(struct rtnl_link *, + uint16_t); +extern int rtnl_link_macvtap_unset_flags(struct rtnl_link *, + uint16_t); +extern uint16_t rtnl_link_macvtap_get_flags(struct rtnl_link *); +----- + +.Example: Add a MACVTAP device +[source,c] +----- +struct rtnl_link *link; +int master_index; +struct nl_addr* addr; + +/* lookup interface index of eth0 */ +if (!(master_index = rtnl_link_name2i(link_cache, "eth0"))) + /* error */ + +/* allocate new link object of type macvtap */ +link = rtnl_link_macvtap_alloc(); + +/* set eth0 to be our master device */ +rtnl_link_set_link(link, master_index); + +/* set address of virtual interface */ +addr = nl_addr_build(AF_LLC, ether_aton("00:11:22:33:44:55"), ETH_ALEN); +rtnl_link_set_addr(link, addr); +nl_addr_put(addr); + +/* set mode of virtual interface */ +rtnl_link_macvtap_set_mode(link, rtnl_link_macvtap_str2mode("bridge")); + +if ((err = rtnl_link_add(sk, link, NLM_F_CREATE)) < 0) + /* error */ + +rtnl_link_put(link); +----- + [[link_vxlan]] ==== VXLAN |