From 9011ce771f149ba45e8ffdb2ae4f0950cdbc6b8b Mon Sep 17 00:00:00 2001 From: Susant Sahani Date: Wed, 22 Apr 2015 14:14:55 +0530 Subject: networkd: introduce vti6 tunnel This patch add support to create vti6 tunnel test: vt6.network [Match] Name=wlan0 [Network] Tunnel=ip6vti vti6.netdev [NetDev] Name=ip6vti Kind=vti6 [Tunnel] Local=2a00:ffde:4567:edde::4987 Remote=2001:473:fece:cafe::5179 ip link 11: ip6_vti0@NONE: mtu 1500 qdisc noop state DOWN mode DEFAULT group default link/tunnel6 :: brd :: 12: ip6vti@wlan0: mtu 1500 qdisc noop state DOWN mode DEFAULT group default link/tunnel6 2a00:ffde:4567:edde::4987 peer 2001:473:fece:cafe::5179 --- src/libsystemd/sd-rtnl/rtnl-types.c | 3 +++ src/libsystemd/sd-rtnl/rtnl-types.h | 1 + src/network/networkd-netdev-tunnel.c | 43 ++++++++++++++++++++++++++++++++++++ src/network/networkd-netdev-tunnel.h | 1 + src/network/networkd-netdev.c | 2 ++ src/network/networkd-netdev.h | 2 ++ src/network/networkd-network.c | 1 + 7 files changed, 53 insertions(+) (limited to 'src') diff --git a/src/libsystemd/sd-rtnl/rtnl-types.c b/src/libsystemd/sd-rtnl/rtnl-types.c index a5c9fdf66a..d211684ff1 100644 --- a/src/libsystemd/sd-rtnl/rtnl-types.c +++ b/src/libsystemd/sd-rtnl/rtnl-types.c @@ -204,6 +204,7 @@ static const char* const nl_union_link_info_data_table[_NL_UNION_LINK_INFO_DATA_ [NL_UNION_LINK_INFO_DATA_IP6GRETAP_TUNNEL] = "ip6gretap", [NL_UNION_LINK_INFO_DATA_SIT_TUNNEL] = "sit", [NL_UNION_LINK_INFO_DATA_VTI_TUNNEL] = "vti", + [NL_UNION_LINK_INFO_DATA_VTI6_TUNNEL] = "vti6", [NL_UNION_LINK_INFO_DATA_IP6TNL_TUNNEL] = "ip6tnl", }; @@ -238,6 +239,8 @@ static const NLTypeSystem rtnl_link_info_data_type_systems[_NL_UNION_LINK_INFO_D .types = rtnl_link_info_data_iptun_types }, [NL_UNION_LINK_INFO_DATA_VTI_TUNNEL] = { .max = ELEMENTSOF(rtnl_link_info_data_ipvti_types) - 1, .types = rtnl_link_info_data_ipvti_types }, + [NL_UNION_LINK_INFO_DATA_VTI6_TUNNEL] = { .max = ELEMENTSOF(rtnl_link_info_data_ipvti_types) - 1, + .types = rtnl_link_info_data_ipvti_types }, [NL_UNION_LINK_INFO_DATA_IP6TNL_TUNNEL] = { .max = ELEMENTSOF(rtnl_link_info_data_ip6tnl_types) - 1, .types = rtnl_link_info_data_ip6tnl_types }, diff --git a/src/libsystemd/sd-rtnl/rtnl-types.h b/src/libsystemd/sd-rtnl/rtnl-types.h index 72773eaa66..de1544bf36 100644 --- a/src/libsystemd/sd-rtnl/rtnl-types.h +++ b/src/libsystemd/sd-rtnl/rtnl-types.h @@ -87,6 +87,7 @@ typedef enum NLUnionLinkInfoData { NL_UNION_LINK_INFO_DATA_IP6GRETAP_TUNNEL, NL_UNION_LINK_INFO_DATA_SIT_TUNNEL, NL_UNION_LINK_INFO_DATA_VTI_TUNNEL, + NL_UNION_LINK_INFO_DATA_VTI6_TUNNEL, NL_UNION_LINK_INFO_DATA_IP6TNL_TUNNEL, _NL_UNION_LINK_INFO_DATA_MAX, _NL_UNION_LINK_INFO_DATA_INVALID = -1 diff --git a/src/network/networkd-netdev-tunnel.c b/src/network/networkd-netdev-tunnel.c index 7aa9317a18..aef2ef4fef 100644 --- a/src/network/networkd-netdev-tunnel.c +++ b/src/network/networkd-netdev-tunnel.c @@ -212,6 +212,31 @@ static int netdev_vti_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_me return r; } +static int netdev_vti6_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_message *m) { + Tunnel *t = VTI6(netdev); + int r; + + assert(netdev); + assert(link); + assert(m); + assert(t); + assert(t->family == AF_INET6); + + r = sd_rtnl_message_append_u32(m, IFLA_VTI_LINK, link->ifindex); + if (r < 0) + return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_LINK attribute: %m"); + + r = sd_rtnl_message_append_in6_addr(m, IFLA_VTI_LOCAL, &t->local.in6); + if (r < 0) + return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_LOCAL attribute: %m"); + + r = sd_rtnl_message_append_in6_addr(m, IFLA_VTI_REMOTE, &t->remote.in6); + if (r < 0) + return log_netdev_error_errno(netdev, r, "Could not append IFLA_IPTUN_REMOTE attribute: %m"); + + return r; +} + static int netdev_ip6tnl_fill_message_create(NetDev *netdev, Link *link, sd_rtnl_message *m) { Tunnel *t = IP6TNL(netdev); uint8_t proto; @@ -287,6 +312,9 @@ static int netdev_tunnel_verify(NetDev *netdev, const char *filename) { case NETDEV_KIND_VTI: t = VTI(netdev); break; + case NETDEV_KIND_VTI6: + t = VTI6(netdev); + break; case NETDEV_KIND_IP6TNL: t = IP6TNL(netdev); break; @@ -374,6 +402,12 @@ static void vti_init(NetDev *n) { Tunnel *t = VTI(n); assert(n); + + if (n->kind == NETDEV_KIND_VTI) + t = VTI(n); + else + t = VTI6(n); + assert(t); t->pmtudisc = true; @@ -447,6 +481,15 @@ const NetDevVTable vti_vtable = { .config_verify = netdev_tunnel_verify, }; +const NetDevVTable vti6_vtable = { + .object_size = sizeof(Tunnel), + .init = vti_init, + .sections = "Match\0NetDev\0Tunnel\0", + .fill_message_create = netdev_vti6_fill_message_create, + .create_type = NETDEV_CREATE_STACKED, + .config_verify = netdev_tunnel_verify, +}; + const NetDevVTable gre_vtable = { .object_size = sizeof(Tunnel), .init = gre_init, diff --git a/src/network/networkd-netdev-tunnel.h b/src/network/networkd-netdev-tunnel.h index 453d73c596..88f57ac105 100644 --- a/src/network/networkd-netdev-tunnel.h +++ b/src/network/networkd-netdev-tunnel.h @@ -55,6 +55,7 @@ struct Tunnel { extern const NetDevVTable ipip_vtable; extern const NetDevVTable sit_vtable; extern const NetDevVTable vti_vtable; +extern const NetDevVTable vti6_vtable; extern const NetDevVTable gre_vtable; extern const NetDevVTable gretap_vtable; extern const NetDevVTable ip6gre_vtable; diff --git a/src/network/networkd-netdev.c b/src/network/networkd-netdev.c index 78f7c4059f..66fd0fac0a 100644 --- a/src/network/networkd-netdev.c +++ b/src/network/networkd-netdev.c @@ -43,6 +43,7 @@ const NetDevVTable * const netdev_vtable[_NETDEV_KIND_MAX] = { [NETDEV_KIND_IP6GRETAP] = &ip6gretap_vtable, [NETDEV_KIND_SIT] = &sit_vtable, [NETDEV_KIND_VTI] = &vti_vtable, + [NETDEV_KIND_VTI6] = &vti6_vtable, [NETDEV_KIND_VETH] = &veth_vtable, [NETDEV_KIND_DUMMY] = &dummy_vtable, [NETDEV_KIND_TUN] = &tun_vtable, @@ -65,6 +66,7 @@ static const char* const netdev_kind_table[_NETDEV_KIND_MAX] = { [NETDEV_KIND_SIT] = "sit", [NETDEV_KIND_VETH] = "veth", [NETDEV_KIND_VTI] = "vti", + [NETDEV_KIND_VTI6] = "vti6", [NETDEV_KIND_DUMMY] = "dummy", [NETDEV_KIND_TUN] = "tun", [NETDEV_KIND_TAP] = "tap", diff --git a/src/network/networkd-netdev.h b/src/network/networkd-netdev.h index ff0606715f..8382606f1c 100644 --- a/src/network/networkd-netdev.h +++ b/src/network/networkd-netdev.h @@ -50,6 +50,7 @@ typedef enum NetDevKind { NETDEV_KIND_SIT, NETDEV_KIND_VETH, NETDEV_KIND_VTI, + NETDEV_KIND_VTI6, NETDEV_KIND_IP6TNL, NETDEV_KIND_DUMMY, NETDEV_KIND_TUN, @@ -169,6 +170,7 @@ DEFINE_CAST(IP6GRE, Tunnel); DEFINE_CAST(IP6GRETAP, Tunnel); DEFINE_CAST(SIT, Tunnel); DEFINE_CAST(VTI, Tunnel); +DEFINE_CAST(VTI6, Tunnel); DEFINE_CAST(IP6TNL, Tunnel); DEFINE_CAST(VETH, Veth); DEFINE_CAST(DUMMY, Dummy); diff --git a/src/network/networkd-network.c b/src/network/networkd-network.c index 64c1b9cce1..4d4972e5d6 100644 --- a/src/network/networkd-network.c +++ b/src/network/networkd-network.c @@ -513,6 +513,7 @@ int config_parse_tunnel(const char *unit, netdev->kind != NETDEV_KIND_IP6GRE && netdev->kind != NETDEV_KIND_IP6GRETAP && netdev->kind != NETDEV_KIND_VTI && + netdev->kind != NETDEV_KIND_VTI6 && netdev->kind != NETDEV_KIND_IP6TNL ) { log_syntax(unit, LOG_ERR, filename, line, EINVAL, -- cgit v1.2.3-54-g00ecf