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sd-netlink: hook up nsid APIs

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This commit is contained in:
Lennart Poettering 2024-01-12 11:36:49 +01:00
parent 414ae39821
commit 1078628096
3 changed files with 38 additions and 0 deletions
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25
src/libsystemd/sd-netlink/netlink-message-rtnl.c
View File

@ -56,6 +56,10 @@ static bool rtnl_message_type_is_mdb(uint16_t type) {
return IN_SET(type, RTM_NEWMDB, RTM_DELMDB, RTM_GETMDB);
}
static bool rtnl_message_type_is_nsid(uint16_t type) {
return IN_SET(type, RTM_NEWNSID, RTM_DELNSID, RTM_GETNSID);
}
int sd_rtnl_message_route_set_dst_prefixlen(sd_netlink_message *m, unsigned char prefixlen) {
struct rtmsg *rtm;
@ -1216,3 +1220,24 @@ int sd_rtnl_message_new_mdb(
return 0;
}
int sd_rtnl_message_new_nsid(
sd_netlink *rtnl,
sd_netlink_message **ret,
uint16_t nlmsg_type) {
struct rtgenmsg *rt;
int r;
assert_return(rtnl_message_type_is_nsid(nlmsg_type), -EINVAL);
assert_return(ret, -EINVAL);
r = message_new(rtnl, ret, nlmsg_type);
if (r < 0)
return r;
rt = NLMSG_DATA((*ret)->hdr);
rt->rtgen_family = AF_UNSPEC;
return 0;
}

11
src/libsystemd/sd-netlink/netlink-types-rtnl.c
View File

@ -17,6 +17,7 @@
#include <linux/if_tunnel.h>
#include <linux/ip.h>
#include <linux/l2tp.h>
#include <linux/net_namespace.h>
#include <linux/netlink.h>
#include <linux/nexthop.h>
#include <linux/nl80211.h>
@ -1185,6 +1186,13 @@ static const NLAPolicy rtnl_mdb_policies[] = {
DEFINE_POLICY_SET(rtnl_mdb);
static const NLAPolicy rtnl_nsid_policies[] = {
[NETNSA_FD] = BUILD_POLICY(S32),
[NETNSA_NSID] = BUILD_POLICY(U32),
};
DEFINE_POLICY_SET(rtnl_nsid);
static const NLAPolicy rtnl_policies[] = {
[RTM_NEWLINK] = BUILD_POLICY_NESTED_WITH_SIZE(rtnl_link, sizeof(struct ifinfomsg)),
[RTM_DELLINK] = BUILD_POLICY_NESTED_WITH_SIZE(rtnl_link, sizeof(struct ifinfomsg)),
@ -1220,6 +1228,9 @@ static const NLAPolicy rtnl_policies[] = {
[RTM_NEWMDB] = BUILD_POLICY_NESTED_WITH_SIZE(rtnl_mdb, sizeof(struct br_port_msg)),
[RTM_DELMDB] = BUILD_POLICY_NESTED_WITH_SIZE(rtnl_mdb, sizeof(struct br_port_msg)),
[RTM_GETMDB] = BUILD_POLICY_NESTED_WITH_SIZE(rtnl_mdb, sizeof(struct br_port_msg)),
[RTM_NEWNSID] = BUILD_POLICY_NESTED_WITH_SIZE(rtnl_nsid, sizeof(struct rtgenmsg)),
[RTM_DELNSID] = BUILD_POLICY_NESTED_WITH_SIZE(rtnl_nsid, sizeof(struct rtgenmsg)),
[RTM_GETNSID] = BUILD_POLICY_NESTED_WITH_SIZE(rtnl_nsid, sizeof(struct rtgenmsg)),
};
DEFINE_POLICY_SET(rtnl);

2
src/systemd/sd-netlink.h
View File

@ -216,6 +216,8 @@ int sd_rtnl_message_traffic_control_get_parent(sd_netlink_message *m, uint32_t *
int sd_rtnl_message_new_mdb(sd_netlink *rtnl, sd_netlink_message **ret, uint16_t nlmsg_type, int mdb_ifindex);
int sd_rtnl_message_new_nsid(sd_netlink *rtnl, sd_netlink_message **ret, uint16_t nlmsg_type);
/* genl */
int sd_genl_socket_open(sd_netlink **ret);
int sd_genl_message_new(sd_netlink *genl, const char *family_name, uint8_t cmd, sd_netlink_message **ret);