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96 lines
5.1 KiB
96 lines
5.1 KiB
From 32e39fd249737c77248c32d064021426a2ec7a52 Mon Sep 17 00:00:00 2001
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From: Yu Watanabe <watanabe.yu+github@gmail.com>
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Date: Sun, 15 Dec 2019 20:57:51 +0900
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Subject: [PATCH] sd-netlink: support IFLA_PROP_LIST and IFLA_ALT_IFNAME
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attributes
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(cherry picked from commit ffeb16f5d832b1c65b8c8a1dd9bdd028bd76fc72)
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Related: #2005008
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---
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src/libsystemd/sd-netlink/netlink-message.c | 2 +-
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src/libsystemd/sd-netlink/netlink-types.c | 13 +++++++++++++
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src/libsystemd/sd-netlink/netlink-util.h | 4 +++-
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src/libsystemd/sd-netlink/rtnl-message.c | 2 ++
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4 files changed, 19 insertions(+), 2 deletions(-)
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diff --git a/src/libsystemd/sd-netlink/netlink-message.c b/src/libsystemd/sd-netlink/netlink-message.c
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index 23907c8224..db9101c163 100644
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--- a/src/libsystemd/sd-netlink/netlink-message.c
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+++ b/src/libsystemd/sd-netlink/netlink-message.c
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@@ -89,7 +89,7 @@ int sd_netlink_message_request_dump(sd_netlink_message *m, int dump) {
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assert_return(m, -EINVAL);
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assert_return(m->hdr, -EINVAL);
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- assert_return(IN_SET(m->hdr->nlmsg_type, RTM_GETLINK, RTM_GETADDR, RTM_GETROUTE, RTM_GETNEIGH, RTM_GETRULE, RTM_GETADDRLABEL), -EINVAL);
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+ assert_return(IN_SET(m->hdr->nlmsg_type, RTM_GETLINK, RTM_GETLINKPROP, RTM_GETADDR, RTM_GETROUTE, RTM_GETNEIGH, RTM_GETRULE, RTM_GETADDRLABEL), -EINVAL);
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SET_FLAG(m->hdr->nlmsg_flags, NLM_F_DUMP, dump);
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diff --git a/src/libsystemd/sd-netlink/netlink-types.c b/src/libsystemd/sd-netlink/netlink-types.c
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index c93fe9cb4c..47d9c7f1c4 100644
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--- a/src/libsystemd/sd-netlink/netlink-types.c
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+++ b/src/libsystemd/sd-netlink/netlink-types.c
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@@ -451,6 +451,15 @@ static const NLTypeSystem rtnl_af_spec_type_system = {
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.types = rtnl_af_spec_types,
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};
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+static const NLType rtnl_prop_list_types[] = {
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+ [IFLA_ALT_IFNAME] = { .type = NETLINK_TYPE_STRING, .size = ALTIFNAMSIZ - 1 },
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+};
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+
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+static const NLTypeSystem rtnl_prop_list_type_system = {
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+ .count = ELEMENTSOF(rtnl_prop_list_types),
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+ .types = rtnl_prop_list_types,
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+};
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+
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static const NLType rtnl_link_types[] = {
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[IFLA_ADDRESS] = { .type = NETLINK_TYPE_ETHER_ADDR },
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[IFLA_BROADCAST] = { .type = NETLINK_TYPE_ETHER_ADDR },
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@@ -501,6 +510,7 @@ static const NLType rtnl_link_types[] = {
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/*
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[IFLA_PHYS_PORT_ID] = { .type = NETLINK_TYPE_BINARY, .len = MAX_PHYS_PORT_ID_LEN },
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*/
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+ [IFLA_PROP_LIST] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_prop_list_type_system },
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};
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static const NLTypeSystem rtnl_link_type_system = {
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@@ -643,6 +653,9 @@ static const NLType rtnl_types[] = {
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[RTM_DELLINK] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_link_type_system, .size = sizeof(struct ifinfomsg) },
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[RTM_GETLINK] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_link_type_system, .size = sizeof(struct ifinfomsg) },
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[RTM_SETLINK] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_link_type_system, .size = sizeof(struct ifinfomsg) },
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+ [RTM_NEWLINKPROP] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_link_type_system, .size = sizeof(struct ifinfomsg) },
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+ [RTM_DELLINKPROP] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_link_type_system, .size = sizeof(struct ifinfomsg) },
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+ [RTM_GETLINKPROP] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_link_type_system, .size = sizeof(struct ifinfomsg) },
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[RTM_NEWADDR] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_address_type_system, .size = sizeof(struct ifaddrmsg) },
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[RTM_DELADDR] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_address_type_system, .size = sizeof(struct ifaddrmsg) },
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[RTM_GETADDR] = { .type = NETLINK_TYPE_NESTED, .type_system = &rtnl_address_type_system, .size = sizeof(struct ifaddrmsg) },
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diff --git a/src/libsystemd/sd-netlink/netlink-util.h b/src/libsystemd/sd-netlink/netlink-util.h
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index 7c35a2cfa7..882a616310 100644
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--- a/src/libsystemd/sd-netlink/netlink-util.h
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+++ b/src/libsystemd/sd-netlink/netlink-util.h
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@@ -19,7 +19,9 @@ static inline bool rtnl_message_type_is_route(uint16_t type) {
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}
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static inline bool rtnl_message_type_is_link(uint16_t type) {
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- return IN_SET(type, RTM_NEWLINK, RTM_SETLINK, RTM_GETLINK, RTM_DELLINK);
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+ return IN_SET(type,
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+ RTM_NEWLINK, RTM_SETLINK, RTM_GETLINK, RTM_DELLINK,
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+ RTM_NEWLINKPROP, RTM_DELLINKPROP, RTM_GETLINKPROP);
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}
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static inline bool rtnl_message_type_is_addr(uint16_t type) {
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diff --git a/src/libsystemd/sd-netlink/rtnl-message.c b/src/libsystemd/sd-netlink/rtnl-message.c
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index 4416e1720c..369c402986 100644
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--- a/src/libsystemd/sd-netlink/rtnl-message.c
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+++ b/src/libsystemd/sd-netlink/rtnl-message.c
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@@ -449,6 +449,8 @@ int sd_rtnl_message_new_link(sd_netlink *rtnl, sd_netlink_message **ret,
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if (nlmsg_type == RTM_NEWLINK)
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(*ret)->hdr->nlmsg_flags |= NLM_F_CREATE | NLM_F_EXCL;
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+ else if (nlmsg_type == RTM_NEWLINK)
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+ (*ret)->hdr->nlmsg_flags |= NLM_F_EXCL | NLM_F_CREATE | NLM_F_APPEND;
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ifi = NLMSG_DATA((*ret)->hdr);
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