diff options
Diffstat (limited to 'kernel/include/uapi/linux/openvswitch.h')
| -rw-r--r-- | kernel/include/uapi/linux/openvswitch.h | 61 |
1 files changed, 60 insertions, 1 deletions
diff --git a/kernel/include/uapi/linux/openvswitch.h b/kernel/include/uapi/linux/openvswitch.h index bbd49a0c4..a27222d5b 100644 --- a/kernel/include/uapi/linux/openvswitch.h +++ b/kernel/include/uapi/linux/openvswitch.h @@ -153,6 +153,8 @@ enum ovs_packet_cmd { * flow key against the kernel's. * @OVS_PACKET_ATTR_ACTIONS: Contains actions for the packet. Used * for %OVS_PACKET_CMD_EXECUTE. It has nested %OVS_ACTION_ATTR_* attributes. + * Also used in upcall when %OVS_ACTION_ATTR_USERSPACE has optional + * %OVS_USERSPACE_ATTR_ACTIONS attribute. * @OVS_PACKET_ATTR_USERDATA: Present for an %OVS_PACKET_CMD_ACTION * notification if the %OVS_ACTION_ATTR_USERSPACE action specified an * %OVS_USERSPACE_ATTR_USERDATA attribute, with the same length and content @@ -162,6 +164,9 @@ enum ovs_packet_cmd { * %OVS_USERSPACE_ATTR_EGRESS_TUN_PORT attribute, which is sent only if the * output port is actually a tunnel port. Contains the output tunnel key * extracted from the packet as nested %OVS_TUNNEL_KEY_ATTR_* attributes. + * @OVS_PACKET_ATTR_MRU: Present for an %OVS_PACKET_CMD_ACTION and + * %OVS_PACKET_ATTR_USERSPACE action specify the Maximum received fragment + * size. * * These attributes follow the &struct ovs_header within the Generic Netlink * payload for %OVS_PACKET_* commands. @@ -178,6 +183,7 @@ enum ovs_packet_attr { OVS_PACKET_ATTR_UNUSED2, OVS_PACKET_ATTR_PROBE, /* Packet operation is a feature probe, error logging should be suppressed. */ + OVS_PACKET_ATTR_MRU, /* Maximum received IP fragment size. */ __OVS_PACKET_ATTR_MAX }; @@ -317,9 +323,13 @@ enum ovs_key_attr { OVS_KEY_ATTR_MPLS, /* array of struct ovs_key_mpls. * The implementation may restrict * the accepted length of the array. */ + OVS_KEY_ATTR_CT_STATE, /* u32 bitmask of OVS_CS_F_* */ + OVS_KEY_ATTR_CT_ZONE, /* u16 connection tracking zone. */ + OVS_KEY_ATTR_CT_MARK, /* u32 connection tracking mark */ + OVS_KEY_ATTR_CT_LABELS, /* 16-octet connection tracking label */ #ifdef __KERNEL__ - OVS_KEY_ATTR_TUNNEL_INFO, /* struct ovs_tunnel_info */ + OVS_KEY_ATTR_TUNNEL_INFO, /* struct ip_tunnel_info */ #endif __OVS_KEY_ATTR_MAX }; @@ -339,6 +349,8 @@ enum ovs_tunnel_key_attr { OVS_TUNNEL_KEY_ATTR_TP_SRC, /* be16 src Transport Port. */ OVS_TUNNEL_KEY_ATTR_TP_DST, /* be16 dst Transport Port. */ OVS_TUNNEL_KEY_ATTR_VXLAN_OPTS, /* Nested OVS_VXLAN_EXT_* */ + OVS_TUNNEL_KEY_ATTR_IPV6_SRC, /* struct in6_addr src IPv6 address. */ + OVS_TUNNEL_KEY_ATTR_IPV6_DST, /* struct in6_addr dst IPv6 address. */ __OVS_TUNNEL_KEY_ATTR_MAX }; @@ -429,6 +441,20 @@ struct ovs_key_nd { __u8 nd_tll[ETH_ALEN]; }; +#define OVS_CT_LABELS_LEN 16 +struct ovs_key_ct_labels { + __u8 ct_labels[OVS_CT_LABELS_LEN]; +}; + +/* OVS_KEY_ATTR_CT_STATE flags */ +#define OVS_CS_F_NEW 0x01 /* Beginning of a new connection. */ +#define OVS_CS_F_ESTABLISHED 0x02 /* Part of an existing connection. */ +#define OVS_CS_F_RELATED 0x04 /* Related to an established + * connection. */ +#define OVS_CS_F_REPLY_DIR 0x08 /* Flow is in the reply direction. */ +#define OVS_CS_F_INVALID 0x10 /* Could not track connection. */ +#define OVS_CS_F_TRACKED 0x20 /* Conntrack has occurred. */ + /** * enum ovs_flow_attr - attributes for %OVS_FLOW_* commands. * @OVS_FLOW_ATTR_KEY: Nested %OVS_KEY_ATTR_* attributes specifying the flow @@ -528,6 +554,7 @@ enum ovs_sample_attr { * copied to the %OVS_PACKET_CMD_ACTION message as %OVS_PACKET_ATTR_USERDATA. * @OVS_USERSPACE_ATTR_EGRESS_TUN_PORT: If present, u32 output port to get * tunnel info. + * @OVS_USERSPACE_ATTR_ACTIONS: If present, send actions with upcall. */ enum ovs_userspace_attr { OVS_USERSPACE_ATTR_UNSPEC, @@ -535,6 +562,7 @@ enum ovs_userspace_attr { OVS_USERSPACE_ATTR_USERDATA, /* Optional user-specified cookie. */ OVS_USERSPACE_ATTR_EGRESS_TUN_PORT, /* Optional, u32 output port * to get tunnel info. */ + OVS_USERSPACE_ATTR_ACTIONS, /* Optional flag to get actions. */ __OVS_USERSPACE_ATTR_MAX }; @@ -591,6 +619,34 @@ struct ovs_action_hash { }; /** + * enum ovs_ct_attr - Attributes for %OVS_ACTION_ATTR_CT action. + * @OVS_CT_ATTR_COMMIT: If present, commits the connection to the conntrack + * table. This allows future packets for the same connection to be identified + * as 'established' or 'related'. The flow key for the current packet will + * retain the pre-commit connection state. + * @OVS_CT_ATTR_ZONE: u16 connection tracking zone. + * @OVS_CT_ATTR_MARK: u32 value followed by u32 mask. For each bit set in the + * mask, the corresponding bit in the value is copied to the connection + * tracking mark field in the connection. + * @OVS_CT_ATTR_LABELS: %OVS_CT_LABELS_LEN value followed by %OVS_CT_LABELS_LEN + * mask. For each bit set in the mask, the corresponding bit in the value is + * copied to the connection tracking label field in the connection. + * @OVS_CT_ATTR_HELPER: variable length string defining conntrack ALG. + */ +enum ovs_ct_attr { + OVS_CT_ATTR_UNSPEC, + OVS_CT_ATTR_COMMIT, /* No argument, commits connection. */ + OVS_CT_ATTR_ZONE, /* u16 zone id. */ + OVS_CT_ATTR_MARK, /* mark to associate with this connection. */ + OVS_CT_ATTR_LABELS, /* labels to associate with this connection. */ + OVS_CT_ATTR_HELPER, /* netlink helper to assist detection of + related connections. */ + __OVS_CT_ATTR_MAX +}; + +#define OVS_CT_ATTR_MAX (__OVS_CT_ATTR_MAX - 1) + +/** * enum ovs_action_attr - Action types. * * @OVS_ACTION_ATTR_OUTPUT: Output packet to port. @@ -619,6 +675,8 @@ struct ovs_action_hash { * indicate the new packet contents. This could potentially still be * %ETH_P_MPLS if the resulting MPLS label stack is not empty. If there * is no MPLS label stack, as determined by ethertype, no action is taken. + * @OVS_ACTION_ATTR_CT: Track the connection. Populate the conntrack-related + * entries in the flow key. * * Only a single header can be set with a single %OVS_ACTION_ATTR_SET. Not all * fields within a header are modifiable, e.g. the IPv4 protocol and fragment @@ -644,6 +702,7 @@ enum ovs_action_attr { * data immediately followed by a mask. * The data must be zero for the unmasked * bits. */ + OVS_ACTION_ATTR_CT, /* Nested OVS_CT_ATTR_* . */ __OVS_ACTION_ATTR_MAX, /* Nothing past this will be accepted * from userspace. */ |