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sd-netlink: support IFLA_PROP_LIST and IFLA_ALT_IFNAME attributes

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This commit is contained in:
Yu Watanabe 2019-12-15 20:57:51 +09:00
parent d3678e3a0b
commit ffeb16f5d8
4 changed files with 22 additions and 4 deletions
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3
src/libsystemd/sd-netlink/netlink-message.c
View file

@ -86,7 +86,8 @@ int sd_netlink_message_request_dump(sd_netlink_message *m, int dump) {
assert_return(m, -EINVAL);
assert_return(m->hdr, -EINVAL);
assert_return(IN_SET(m->hdr->nlmsg_type, RTM_GETLINK, RTM_GETADDR, RTM_GETROUTE, RTM_GETNEIGH,
assert_return(IN_SET(m->hdr->nlmsg_type,
RTM_GETLINK, RTM_GETLINKPROP, RTM_GETADDR, RTM_GETROUTE, RTM_GETNEIGH,
RTM_GETRULE, RTM_GETADDRLABEL, RTM_GETNEXTHOP), -EINVAL);
SET_FLAG(m->hdr->nlmsg_flags, NLM_F_DUMP, dump);

17
src/libsystemd/sd-netlink/netlink-types.c
View file

@ -527,6 +527,15 @@ static const NLTypeSystem rtnl_af_spec_type_system = {
.types = rtnl_af_spec_types,
};
static const NLType rtnl_prop_list_types[] = {
[IFLA_ALT_IFNAME] = { .type = NETLINK_TYPE_STRING, .size = ALTIFNAMSIZ - 1 },
};
static const NLTypeSystem rtnl_prop_list_type_system = {
.count = ELEMENTSOF(rtnl_prop_list_types),
.types = rtnl_prop_list_types,
};
static const NLType rtnl_link_types[] = {
[IFLA_ADDRESS] = { .type = NETLINK_TYPE_ETHER_ADDR },
[IFLA_BROADCAST] = { .type = NETLINK_TYPE_ETHER_ADDR },
@ -581,8 +590,9 @@ static const NLType rtnl_link_types[] = {
/*
[IFLA_PHYS_PORT_ID] = { .type = NETLINK_TYPE_BINARY, .len = MAX_PHYS_PORT_ID_LEN },
*/
[IFLA_MIN_MTU] = { .type = NETLINK_TYPE_U32 },
[IFLA_MAX_MTU] = { .type = NETLINK_TYPE_U32 },
[IFLA_MIN_MTU] = { .type = NETLINK_TYPE_U32 },
[IFLA_MAX_MTU] = { .type = NETLINK_TYPE_U32 },
[IFLA_PROP_LIST] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_prop_list_type_system },
};
static const NLTypeSystem rtnl_link_type_system = {
@ -824,6 +834,9 @@ static const NLType rtnl_types[] = {
[RTM_DELLINK] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_link_type_system, .size = sizeof(struct ifinfomsg) },
[RTM_GETLINK] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_link_type_system, .size = sizeof(struct ifinfomsg) },
[RTM_SETLINK] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_link_type_system, .size = sizeof(struct ifinfomsg) },
[RTM_NEWLINKPROP] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_link_type_system, .size = sizeof(struct ifinfomsg) },
[RTM_DELLINKPROP] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_link_type_system, .size = sizeof(struct ifinfomsg) },
[RTM_GETLINKPROP] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_link_type_system, .size = sizeof(struct ifinfomsg) },
[RTM_NEWADDR] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_address_type_system, .size = sizeof(struct ifaddrmsg) },
[RTM_DELADDR] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_address_type_system, .size = sizeof(struct ifaddrmsg) },
[RTM_GETADDR] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_address_type_system, .size = sizeof(struct ifaddrmsg) },

4
src/libsystemd/sd-netlink/netlink-util.h
View file

@ -26,7 +26,9 @@ static inline bool rtnl_message_type_is_nexthop(uint16_t type) {
}
static inline bool rtnl_message_type_is_link(uint16_t type) {
return IN_SET(type, RTM_NEWLINK, RTM_SETLINK, RTM_GETLINK, RTM_DELLINK);
return IN_SET(type,
RTM_NEWLINK, RTM_SETLINK, RTM_GETLINK, RTM_DELLINK,
RTM_NEWLINKPROP, RTM_DELLINKPROP, RTM_GETLINKPROP);
}
static inline bool rtnl_message_type_is_addr(uint16_t type) {

2
src/libsystemd/sd-netlink/rtnl-message.c
View file

@ -512,6 +512,8 @@ int sd_rtnl_message_new_link(sd_netlink *rtnl, sd_netlink_message **ret,
if (nlmsg_type == RTM_NEWLINK)
(*ret)->hdr->nlmsg_flags |= NLM_F_CREATE | NLM_F_EXCL;
else if (nlmsg_type == RTM_NEWLINK)
(*ret)->hdr->nlmsg_flags |= NLM_F_EXCL | NLM_F_CREATE | NLM_F_APPEND;
ifi = NLMSG_DATA((*ret)->hdr);