#include <errno.h>
#include <linux/if_ether.h>
+#include <linux/if_packet.h>
#include <linux/rtnetlink.h>
+#include <linux/tc_act/tc_csum.h>
#include <linux/tc_act/tc_gact.h>
#include <linux/tc_act/tc_mirred.h>
+#include <linux/tc_act/tc_mpls.h>
+#include <linux/tc_act/tc_pedit.h>
+#include <linux/tc_act/tc_skbedit.h>
#include <linux/tc_act/tc_tunnel_key.h>
#include <linux/tc_act/tc_vlan.h>
+#include <linux/tc_act/tc_ct.h>
#include <linux/gen_stats.h>
#include <net/if.h>
+#include <unistd.h>
#include "byte-order.h"
#include "netlink-socket.h"
#include "netlink.h"
#include "openvswitch/ofpbuf.h"
+#include "openvswitch/util.h"
#include "openvswitch/vlog.h"
#include "packets.h"
#include "timeval.h"
#include "unaligned.h"
+#define MAX_PEDIT_OFFSETS 32
+
+#ifndef TCM_IFINDEX_MAGIC_BLOCK
+#define TCM_IFINDEX_MAGIC_BLOCK (0xFFFFFFFFU)
+#endif
+
+#ifndef TCA_DUMP_FLAGS_TERSE
+#define TCA_DUMP_FLAGS_TERSE (1 << 0)
+#endif
+
+#if TCA_MAX < 15
+#define TCA_CHAIN 11
+#define TCA_INGRESS_BLOCK 13
+#define TCA_DUMP_FLAGS 15
+#endif
+
VLOG_DEFINE_THIS_MODULE(tc);
static struct vlog_rate_limit error_rl = VLOG_RATE_LIMIT_INIT(60, 5);
-enum tc_offload_policy {
- TC_POLICY_NONE,
- TC_POLICY_SKIP_SW,
- TC_POLICY_SKIP_HW
+static enum tc_offload_policy tc_policy = TC_POLICY_NONE;
+
+struct tc_pedit_key_ex {
+ enum pedit_header_type htype;
+ enum pedit_cmd cmd;
};
-static enum tc_offload_policy tc_policy = TC_POLICY_NONE;
+struct flower_key_to_pedit {
+ enum pedit_header_type htype;
+ int offset;
+ int flower_offset;
+ int size;
+ int boundary_shift;
+};
+
+static struct flower_key_to_pedit flower_pedit_map[] = {
+ {
+ TCA_PEDIT_KEY_EX_HDR_TYPE_IP4,
+ 12,
+ offsetof(struct tc_flower_key, ipv4.ipv4_src),
+ MEMBER_SIZEOF(struct tc_flower_key, ipv4.ipv4_src),
+ 0
+ }, {
+ TCA_PEDIT_KEY_EX_HDR_TYPE_IP4,
+ 16,
+ offsetof(struct tc_flower_key, ipv4.ipv4_dst),
+ MEMBER_SIZEOF(struct tc_flower_key, ipv4.ipv4_dst),
+ 0
+ }, {
+ TCA_PEDIT_KEY_EX_HDR_TYPE_IP4,
+ 8,
+ offsetof(struct tc_flower_key, ipv4.rewrite_ttl),
+ MEMBER_SIZEOF(struct tc_flower_key, ipv4.rewrite_ttl),
+ 0
+ }, {
+ TCA_PEDIT_KEY_EX_HDR_TYPE_IP4,
+ 1,
+ offsetof(struct tc_flower_key, ipv4.rewrite_tos),
+ MEMBER_SIZEOF(struct tc_flower_key, ipv4.rewrite_tos),
+ 0
+ }, {
+ TCA_PEDIT_KEY_EX_HDR_TYPE_IP6,
+ 7,
+ offsetof(struct tc_flower_key, ipv6.rewrite_hlimit),
+ MEMBER_SIZEOF(struct tc_flower_key, ipv6.rewrite_hlimit),
+ 0
+ }, {
+ TCA_PEDIT_KEY_EX_HDR_TYPE_IP6,
+ 8,
+ offsetof(struct tc_flower_key, ipv6.ipv6_src),
+ MEMBER_SIZEOF(struct tc_flower_key, ipv6.ipv6_src),
+ 0
+ }, {
+ TCA_PEDIT_KEY_EX_HDR_TYPE_IP6,
+ 24,
+ offsetof(struct tc_flower_key, ipv6.ipv6_dst),
+ MEMBER_SIZEOF(struct tc_flower_key, ipv6.ipv6_dst),
+ 0
+ }, {
+ TCA_PEDIT_KEY_EX_HDR_TYPE_IP6,
+ 0,
+ offsetof(struct tc_flower_key, ipv6.rewrite_tclass),
+ MEMBER_SIZEOF(struct tc_flower_key, ipv6.rewrite_tclass),
+ 4
+ }, {
+ TCA_PEDIT_KEY_EX_HDR_TYPE_ETH,
+ 6,
+ offsetof(struct tc_flower_key, src_mac),
+ MEMBER_SIZEOF(struct tc_flower_key, src_mac),
+ 0
+ }, {
+ TCA_PEDIT_KEY_EX_HDR_TYPE_ETH,
+ 0,
+ offsetof(struct tc_flower_key, dst_mac),
+ MEMBER_SIZEOF(struct tc_flower_key, dst_mac),
+ 0
+ }, {
+ TCA_PEDIT_KEY_EX_HDR_TYPE_ETH,
+ 12,
+ offsetof(struct tc_flower_key, eth_type),
+ MEMBER_SIZEOF(struct tc_flower_key, eth_type),
+ 0
+ }, {
+ TCA_PEDIT_KEY_EX_HDR_TYPE_TCP,
+ 0,
+ offsetof(struct tc_flower_key, tcp_src),
+ MEMBER_SIZEOF(struct tc_flower_key, tcp_src),
+ 0
+ }, {
+ TCA_PEDIT_KEY_EX_HDR_TYPE_TCP,
+ 2,
+ offsetof(struct tc_flower_key, tcp_dst),
+ MEMBER_SIZEOF(struct tc_flower_key, tcp_dst),
+ 0
+ }, {
+ TCA_PEDIT_KEY_EX_HDR_TYPE_UDP,
+ 0,
+ offsetof(struct tc_flower_key, udp_src),
+ MEMBER_SIZEOF(struct tc_flower_key, udp_src),
+ 0
+ }, {
+ TCA_PEDIT_KEY_EX_HDR_TYPE_UDP,
+ 2,
+ offsetof(struct tc_flower_key, udp_dst),
+ MEMBER_SIZEOF(struct tc_flower_key, udp_dst),
+ 0
+ },
+};
+
+static inline int
+csum_update_flag(struct tc_flower *flower,
+ enum pedit_header_type htype);
struct tcmsg *
tc_make_request(int ifindex, int type, unsigned int flags,
return tcmsg;
}
+static void request_from_tcf_id(struct tcf_id *id, uint16_t eth_type,
+ int type, unsigned int flags,
+ struct ofpbuf *request)
+{
+ int ifindex = id->block_id ? TCM_IFINDEX_MAGIC_BLOCK : id->ifindex;
+ uint32_t ingress_parent = id->block_id ? : TC_INGRESS_PARENT;
+ struct tcmsg *tcmsg;
+
+ tcmsg = tc_make_request(ifindex, type, flags, request);
+ tcmsg->tcm_parent = (id->hook == TC_EGRESS) ?
+ TC_EGRESS_PARENT : ingress_parent;
+ tcmsg->tcm_info = tc_make_handle(id->prio, eth_type);
+ tcmsg->tcm_handle = id->handle;
+
+ if (id->chain) {
+ nl_msg_put_u32(request, TCA_CHAIN, id->chain);
+ }
+}
+
int
tc_transact(struct ofpbuf *request, struct ofpbuf **replyp)
{
return error;
}
-/* Adds or deletes a root ingress qdisc on device with specified ifindex.
+/* Adds or deletes a root qdisc on device with specified ifindex.
+ *
+ * The tc_qdisc_hook parameter determines if the qdisc is added on device
+ * ingress or egress.
*
- * This function is equivalent to running the following when 'add' is true:
+ * If tc_qdisc_hook is TC_INGRESS, this function is equivalent to running the
+ * following when 'add' is true:
* /sbin/tc qdisc add dev <devname> handle ffff: ingress
*
* This function is equivalent to running the following when 'add' is false:
* /sbin/tc qdisc del dev <devname> handle ffff: ingress
*
+ * If tc_qdisc_hook is TC_EGRESS, this function is equivalent to:
+ * /sbin/tc qdisc (add|del) dev <devname> handle ffff: clsact
+ *
* Where dev <devname> is the device with specified ifindex name.
*
* The configuration and stats may be seen with the following command:
* /sbin/tc -s qdisc show dev <devname>
*
+ * If block_id is greater than 0, then the ingress qdisc is added to a block.
+ * In this case, it is equivalent to running (when 'add' is true):
+ * /sbin/tc qdisc add dev <devname> ingress_block <block_id> ingress
+ *
* Returns 0 if successful, otherwise a positive errno value.
*/
int
-tc_add_del_ingress_qdisc(int ifindex, bool add)
+tc_add_del_qdisc(int ifindex, bool add, uint32_t block_id,
+ enum tc_qdisc_hook hook)
{
struct ofpbuf request;
struct tcmsg *tcmsg;
int flags = add ? NLM_F_EXCL | NLM_F_CREATE : 0;
tcmsg = tc_make_request(ifindex, type, flags, &request);
- tcmsg->tcm_handle = TC_H_MAKE(TC_H_INGRESS, 0);
- tcmsg->tcm_parent = TC_H_INGRESS;
- nl_msg_put_string(&request, TCA_KIND, "ingress");
+
+ if (hook == TC_EGRESS) {
+ tcmsg->tcm_handle = TC_H_MAKE(TC_H_CLSACT, 0);
+ tcmsg->tcm_parent = TC_H_CLSACT;
+ nl_msg_put_string(&request, TCA_KIND, "clsact");
+ } else {
+ tcmsg->tcm_handle = TC_H_MAKE(TC_H_INGRESS, 0);
+ tcmsg->tcm_parent = TC_H_INGRESS;
+ nl_msg_put_string(&request, TCA_KIND, "ingress");
+ }
+
nl_msg_put_unspec(&request, TCA_OPTIONS, NULL, 0);
+ if (hook == TC_INGRESS && block_id) {
+ nl_msg_put_u32(&request, TCA_INGRESS_BLOCK, block_id);
+ }
error = tc_transact(&request, NULL);
if (error) {
static const struct nl_policy tca_policy[] = {
[TCA_KIND] = { .type = NL_A_STRING, .optional = false, },
[TCA_OPTIONS] = { .type = NL_A_NESTED, .optional = false, },
+ [TCA_CHAIN] = { .type = NL_A_U32, .optional = true, },
[TCA_STATS] = { .type = NL_A_UNSPEC,
.min_len = sizeof(struct tc_stats), .optional = true, },
[TCA_STATS2] = { .type = NL_A_NESTED, .optional = true, },
.min_len = ETH_ALEN,
.optional = true, },
[TCA_FLOWER_KEY_ETH_TYPE] = { .type = NL_A_U16, .optional = false, },
+ [TCA_FLOWER_KEY_ARP_SIP] = { .type = NL_A_U32, .optional = true, },
+ [TCA_FLOWER_KEY_ARP_TIP] = { .type = NL_A_U32, .optional = true, },
+ [TCA_FLOWER_KEY_ARP_SHA] = { .type = NL_A_UNSPEC,
+ .min_len = ETH_ALEN,
+ .optional = true, },
+ [TCA_FLOWER_KEY_ARP_THA] = { .type = NL_A_UNSPEC,
+ .min_len = ETH_ALEN,
+ .optional = true, },
+ [TCA_FLOWER_KEY_ARP_OP] = { .type = NL_A_U8, .optional = true, },
+ [TCA_FLOWER_KEY_ARP_SIP_MASK] = { .type = NL_A_U32, .optional = true, },
+ [TCA_FLOWER_KEY_ARP_TIP_MASK] = { .type = NL_A_U32, .optional = true, },
+ [TCA_FLOWER_KEY_ARP_SHA_MASK] = { .type = NL_A_UNSPEC,
+ .min_len = ETH_ALEN,
+ .optional = true, },
+ [TCA_FLOWER_KEY_ARP_THA_MASK] = { .type = NL_A_UNSPEC,
+ .min_len = ETH_ALEN,
+ .optional = true, },
+ [TCA_FLOWER_KEY_ARP_OP_MASK] = { .type = NL_A_U8, .optional = true, },
[TCA_FLOWER_FLAGS] = { .type = NL_A_U32, .optional = false, },
[TCA_FLOWER_ACT] = { .type = NL_A_NESTED, .optional = false, },
[TCA_FLOWER_KEY_IP_PROTO] = { .type = NL_A_U8, .optional = true, },
[TCA_FLOWER_KEY_UDP_DST] = { .type = NL_A_U16, .optional = true, },
[TCA_FLOWER_KEY_UDP_SRC_MASK] = { .type = NL_A_U16, .optional = true, },
[TCA_FLOWER_KEY_UDP_DST_MASK] = { .type = NL_A_U16, .optional = true, },
+ [TCA_FLOWER_KEY_SCTP_SRC] = { .type = NL_A_U16, .optional = true, },
+ [TCA_FLOWER_KEY_SCTP_DST] = { .type = NL_A_U16, .optional = true, },
+ [TCA_FLOWER_KEY_SCTP_SRC_MASK] = { .type = NL_A_U16, .optional = true, },
+ [TCA_FLOWER_KEY_SCTP_DST_MASK] = { .type = NL_A_U16, .optional = true, },
+ [TCA_FLOWER_KEY_MPLS_TTL] = { .type = NL_A_U8, .optional = true, },
+ [TCA_FLOWER_KEY_MPLS_TC] = { .type = NL_A_U8, .optional = true, },
+ [TCA_FLOWER_KEY_MPLS_BOS] = { .type = NL_A_U8, .optional = true, },
+ [TCA_FLOWER_KEY_MPLS_LABEL] = { .type = NL_A_U32, .optional = true, },
[TCA_FLOWER_KEY_VLAN_ID] = { .type = NL_A_U16, .optional = true, },
[TCA_FLOWER_KEY_VLAN_PRIO] = { .type = NL_A_U8, .optional = true, },
[TCA_FLOWER_KEY_VLAN_ETH_TYPE] = { .type = NL_A_U16, .optional = true, },
.optional = true, },
[TCA_FLOWER_KEY_ENC_UDP_DST_PORT] = { .type = NL_A_U16,
.optional = true, },
+ [TCA_FLOWER_KEY_FLAGS] = { .type = NL_A_BE32, .optional = true, },
+ [TCA_FLOWER_KEY_FLAGS_MASK] = { .type = NL_A_BE32, .optional = true, },
+ [TCA_FLOWER_KEY_IP_TTL] = { .type = NL_A_U8,
+ .optional = true, },
+ [TCA_FLOWER_KEY_IP_TTL_MASK] = { .type = NL_A_U8,
+ .optional = true, },
+ [TCA_FLOWER_KEY_IP_TOS] = { .type = NL_A_U8,
+ .optional = true, },
+ [TCA_FLOWER_KEY_IP_TOS_MASK] = { .type = NL_A_U8,
+ .optional = true, },
+ [TCA_FLOWER_KEY_TCP_FLAGS] = { .type = NL_A_U16,
+ .optional = true, },
+ [TCA_FLOWER_KEY_TCP_FLAGS_MASK] = { .type = NL_A_U16,
+ .optional = true, },
+ [TCA_FLOWER_KEY_CVLAN_ID] = { .type = NL_A_U16, .optional = true, },
+ [TCA_FLOWER_KEY_CVLAN_PRIO] = { .type = NL_A_U8, .optional = true, },
+ [TCA_FLOWER_KEY_CVLAN_ETH_TYPE] = { .type = NL_A_U16, .optional = true, },
+ [TCA_FLOWER_KEY_ENC_IP_TOS] = { .type = NL_A_U8,
+ .optional = true, },
+ [TCA_FLOWER_KEY_ENC_IP_TOS_MASK] = { .type = NL_A_U8,
+ .optional = true, },
+ [TCA_FLOWER_KEY_ENC_IP_TTL] = { .type = NL_A_U8,
+ .optional = true, },
+ [TCA_FLOWER_KEY_ENC_IP_TTL_MASK] = { .type = NL_A_U8,
+ .optional = true, },
+ [TCA_FLOWER_KEY_ENC_OPTS] = { .type = NL_A_NESTED, .optional = true, },
+ [TCA_FLOWER_KEY_ENC_OPTS_MASK] = { .type = NL_A_NESTED,
+ .optional = true, },
+ [TCA_FLOWER_KEY_CT_STATE] = { .type = NL_A_U16, .optional = true, },
+ [TCA_FLOWER_KEY_CT_STATE_MASK] = { .type = NL_A_U16, .optional = true, },
+ [TCA_FLOWER_KEY_CT_ZONE] = { .type = NL_A_U16, .optional = true, },
+ [TCA_FLOWER_KEY_CT_ZONE_MASK] = { .type = NL_A_U16, .optional = true, },
+ [TCA_FLOWER_KEY_CT_MARK] = { .type = NL_A_U32, .optional = true, },
+ [TCA_FLOWER_KEY_CT_MARK_MASK] = { .type = NL_A_U32, .optional = true, },
+ [TCA_FLOWER_KEY_CT_LABELS] = { .type = NL_A_U128, .optional = true, },
+ [TCA_FLOWER_KEY_CT_LABELS_MASK] = { .type = NL_A_U128,
+ .optional = true, },
};
+static const struct nl_policy tca_flower_terse_policy[] = {
+ [TCA_FLOWER_FLAGS] = { .type = NL_A_U32, .optional = false, },
+ [TCA_FLOWER_ACT] = { .type = NL_A_NESTED, .optional = false, },
+};
+
+static void
+nl_parse_flower_arp(struct nlattr **attrs, struct tc_flower *flower)
+{
+ const struct eth_addr *eth;
+
+ if (attrs[TCA_FLOWER_KEY_ARP_SIP_MASK]) {
+ flower->key.arp.spa =
+ nl_attr_get_be32(attrs[TCA_FLOWER_KEY_ARP_SIP]);
+ flower->mask.arp.spa =
+ nl_attr_get_be32(attrs[TCA_FLOWER_KEY_ARP_SIP_MASK]);
+ }
+ if (attrs[TCA_FLOWER_KEY_ARP_TIP_MASK]) {
+ flower->key.arp.tpa =
+ nl_attr_get_be32(attrs[TCA_FLOWER_KEY_ARP_TIP]);
+ flower->mask.arp.tpa =
+ nl_attr_get_be32(attrs[TCA_FLOWER_KEY_ARP_TIP_MASK]);
+ }
+ if (attrs[TCA_FLOWER_KEY_ARP_SHA_MASK]) {
+ eth = nl_attr_get_unspec(attrs[TCA_FLOWER_KEY_ARP_SHA], ETH_ALEN);
+ memcpy(&flower->key.arp.sha, eth, sizeof flower->key.arp.sha);
+
+ eth = nl_attr_get_unspec(attrs[TCA_FLOWER_KEY_ARP_SHA_MASK], ETH_ALEN);
+ memcpy(&flower->mask.arp.sha, eth, sizeof flower->mask.arp.sha);
+ }
+ if (attrs[TCA_FLOWER_KEY_ARP_THA_MASK]) {
+ eth = nl_attr_get_unspec(attrs[TCA_FLOWER_KEY_ARP_THA], ETH_ALEN);
+ memcpy(&flower->key.arp.tha, eth, sizeof flower->key.arp.tha);
+
+ eth = nl_attr_get_unspec(attrs[TCA_FLOWER_KEY_ARP_THA_MASK], ETH_ALEN);
+ memcpy(&flower->mask.arp.tha, eth, sizeof flower->mask.arp.tha);
+ }
+ if (attrs[TCA_FLOWER_KEY_ARP_OP_MASK]) {
+ flower->key.arp.opcode =
+ nl_attr_get_u8(attrs[TCA_FLOWER_KEY_ARP_OP]);
+ flower->mask.arp.opcode =
+ nl_attr_get_u8(attrs[TCA_FLOWER_KEY_ARP_OP_MASK]);
+ }
+}
+
static void
nl_parse_flower_eth(struct nlattr **attrs, struct tc_flower *flower)
{
}
}
+static void
+nl_parse_flower_mpls(struct nlattr **attrs, struct tc_flower *flower)
+{
+ uint8_t ttl, tc, bos;
+ uint32_t label;
+
+ if (!eth_type_mpls(flower->key.eth_type)) {
+ return;
+ }
+
+ flower->key.encap_eth_type[0] =
+ nl_attr_get_be16(attrs[TCA_FLOWER_KEY_ETH_TYPE]);
+ flower->key.mpls_lse = 0;
+ flower->mask.mpls_lse = 0;
+
+ if (attrs[TCA_FLOWER_KEY_MPLS_TTL]) {
+ ttl = nl_attr_get_u8(attrs[TCA_FLOWER_KEY_MPLS_TTL]);
+ set_mpls_lse_ttl(&flower->key.mpls_lse, ttl);
+ set_mpls_lse_ttl(&flower->mask.mpls_lse, 0xff);
+ }
+
+ if (attrs[TCA_FLOWER_KEY_MPLS_BOS]) {
+ bos = nl_attr_get_u8(attrs[TCA_FLOWER_KEY_MPLS_BOS]);
+ set_mpls_lse_bos(&flower->key.mpls_lse, bos);
+ set_mpls_lse_ttl(&flower->mask.mpls_lse, 0xff);
+ }
+
+ if (attrs[TCA_FLOWER_KEY_MPLS_TC]) {
+ tc = nl_attr_get_u8(attrs[TCA_FLOWER_KEY_MPLS_TC]);
+ set_mpls_lse_tc(&flower->key.mpls_lse, tc);
+ set_mpls_lse_tc(&flower->mask.mpls_lse, 0xff);
+ }
+
+ if (attrs[TCA_FLOWER_KEY_MPLS_LABEL]) {
+ label = nl_attr_get_u32(attrs[TCA_FLOWER_KEY_MPLS_LABEL]);
+ set_mpls_lse_label(&flower->key.mpls_lse, htonl(label));
+ set_mpls_lse_label(&flower->mask.mpls_lse, OVS_BE32_MAX);
+ }
+}
+
static void
nl_parse_flower_vlan(struct nlattr **attrs, struct tc_flower *flower)
{
- if (flower->key.eth_type != htons(ETH_TYPE_VLAN)) {
+ ovs_be16 encap_ethtype;
+
+ if (!eth_type_vlan(flower->key.eth_type)) {
return;
}
- flower->key.encap_eth_type =
+ flower->key.encap_eth_type[0] =
nl_attr_get_be16(attrs[TCA_FLOWER_KEY_ETH_TYPE]);
if (attrs[TCA_FLOWER_KEY_VLAN_ID]) {
- flower->key.vlan_id =
+ flower->key.vlan_id[0] =
nl_attr_get_u16(attrs[TCA_FLOWER_KEY_VLAN_ID]);
+ flower->mask.vlan_id[0] = 0xffff;
}
if (attrs[TCA_FLOWER_KEY_VLAN_PRIO]) {
- flower->key.vlan_prio =
+ flower->key.vlan_prio[0] =
nl_attr_get_u8(attrs[TCA_FLOWER_KEY_VLAN_PRIO]);
+ flower->mask.vlan_prio[0] = 0xff;
+ }
+
+ if (!attrs[TCA_FLOWER_KEY_VLAN_ETH_TYPE]) {
+ return;
+ }
+
+ encap_ethtype = nl_attr_get_be16(attrs[TCA_FLOWER_KEY_VLAN_ETH_TYPE]);
+ if (!eth_type_vlan(encap_ethtype)) {
+ return;
+ }
+
+ flower->key.encap_eth_type[1] = flower->key.encap_eth_type[0];
+ flower->key.encap_eth_type[0] = encap_ethtype;
+
+ if (attrs[TCA_FLOWER_KEY_CVLAN_ID]) {
+ flower->key.vlan_id[1] =
+ nl_attr_get_u16(attrs[TCA_FLOWER_KEY_CVLAN_ID]);
+ flower->mask.vlan_id[1] = 0xffff;
+ }
+ if (attrs[TCA_FLOWER_KEY_CVLAN_PRIO]) {
+ flower->key.vlan_prio[1] =
+ nl_attr_get_u8(attrs[TCA_FLOWER_KEY_CVLAN_PRIO]);
+ flower->mask.vlan_prio[1] = 0xff;
}
}
-static void
+static int
+nl_parse_geneve_key(const struct nlattr *in_nlattr,
+ struct tun_metadata *metadata)
+{
+ struct geneve_opt *opt = NULL;
+ const struct ofpbuf *msg;
+ uint16_t last_opt_type;
+ struct nlattr *nla;
+ struct ofpbuf buf;
+ size_t left;
+ int cnt;
+
+ nl_attr_get_nested(in_nlattr, &buf);
+ msg = &buf;
+
+ last_opt_type = TCA_FLOWER_KEY_ENC_OPT_GENEVE_UNSPEC;
+ cnt = 0;
+ NL_ATTR_FOR_EACH (nla, left, ofpbuf_at(msg, 0, 0), msg->size) {
+ uint16_t type = nl_attr_type(nla);
+
+ switch (type) {
+ case TCA_FLOWER_KEY_ENC_OPT_GENEVE_CLASS:
+ if (cnt && last_opt_type != TCA_FLOWER_KEY_ENC_OPT_GENEVE_DATA) {
+ VLOG_ERR_RL(&error_rl, "failed to parse tun options class");
+ return EINVAL;
+ }
+
+ opt = &metadata->opts.gnv[cnt];
+ opt->opt_class = nl_attr_get_be16(nla);
+ cnt += sizeof(struct geneve_opt) / 4;
+ metadata->present.len += sizeof(struct geneve_opt);
+ last_opt_type = TCA_FLOWER_KEY_ENC_OPT_GENEVE_CLASS;
+ break;
+ case TCA_FLOWER_KEY_ENC_OPT_GENEVE_TYPE:
+ if (last_opt_type != TCA_FLOWER_KEY_ENC_OPT_GENEVE_CLASS) {
+ VLOG_ERR_RL(&error_rl, "failed to parse tun options type");
+ return EINVAL;
+ }
+
+ opt->type = nl_attr_get_u8(nla);
+ last_opt_type = TCA_FLOWER_KEY_ENC_OPT_GENEVE_TYPE;
+ break;
+ case TCA_FLOWER_KEY_ENC_OPT_GENEVE_DATA:
+ if (last_opt_type != TCA_FLOWER_KEY_ENC_OPT_GENEVE_TYPE) {
+ VLOG_ERR_RL(&error_rl, "failed to parse tun options data");
+ return EINVAL;
+ }
+
+ opt->length = nl_attr_get_size(nla) / 4;
+ memcpy(opt + 1, nl_attr_get_unspec(nla, 1), opt->length * 4);
+ cnt += opt->length;
+ metadata->present.len += opt->length * 4;
+ last_opt_type = TCA_FLOWER_KEY_ENC_OPT_GENEVE_DATA;
+ break;
+ }
+ }
+
+ if (last_opt_type != TCA_FLOWER_KEY_ENC_OPT_GENEVE_DATA) {
+ VLOG_ERR_RL(&error_rl, "failed to parse tun options without data");
+ return EINVAL;
+ }
+
+ return 0;
+}
+
+static int
+nl_parse_flower_tunnel_opts(struct nlattr *options,
+ struct tun_metadata *metadata)
+{
+ const struct ofpbuf *msg;
+ struct nlattr *nla;
+ struct ofpbuf buf;
+ size_t left;
+ int err;
+
+ nl_attr_get_nested(options, &buf);
+ msg = &buf;
+
+ NL_ATTR_FOR_EACH (nla, left, ofpbuf_at(msg, 0, 0), msg->size) {
+ uint16_t type = nl_attr_type(nla);
+ switch (type) {
+ case TCA_FLOWER_KEY_ENC_OPTS_GENEVE:
+ err = nl_parse_geneve_key(nla, metadata);
+ if (err) {
+ return err;
+ }
+
+ break;
+ }
+ }
+
+ return 0;
+}
+
+static int
+flower_tun_geneve_opt_check_len(struct tun_metadata *key,
+ struct tun_metadata *mask)
+{
+ const struct geneve_opt *opt, *opt_mask;
+ int len, cnt = 0;
+
+ len = key->present.len;
+ while (len) {
+ opt = &key->opts.gnv[cnt];
+ opt_mask = &mask->opts.gnv[cnt];
+
+ if (opt->length != opt_mask->length) {
+ VLOG_ERR_RL(&error_rl,
+ "failed to parse tun options; key/mask length differ");
+ return EINVAL;
+ }
+
+ cnt += sizeof(struct geneve_opt) / 4 + opt->length;
+ len -= sizeof(struct geneve_opt) + opt->length * 4;
+ }
+
+ return 0;
+}
+
+static int
nl_parse_flower_tunnel(struct nlattr **attrs, struct tc_flower *flower)
{
+ int err;
+
if (attrs[TCA_FLOWER_KEY_ENC_KEY_ID]) {
ovs_be32 id = nl_attr_get_be32(attrs[TCA_FLOWER_KEY_ENC_KEY_ID]);
- flower->tunnel.id = be32_to_be64(id);
+ flower->key.tunnel.id = be32_to_be64(id);
+ flower->mask.tunnel.id = OVS_BE64_MAX;
}
if (attrs[TCA_FLOWER_KEY_ENC_IPV4_SRC_MASK]) {
- flower->tunnel.ipv4.ipv4_src =
+ flower->mask.tunnel.ipv4.ipv4_src =
+ nl_attr_get_be32(attrs[TCA_FLOWER_KEY_ENC_IPV4_SRC_MASK]);
+ flower->key.tunnel.ipv4.ipv4_src =
nl_attr_get_be32(attrs[TCA_FLOWER_KEY_ENC_IPV4_SRC]);
}
if (attrs[TCA_FLOWER_KEY_ENC_IPV4_DST_MASK]) {
- flower->tunnel.ipv4.ipv4_dst =
+ flower->mask.tunnel.ipv4.ipv4_dst =
+ nl_attr_get_be32(attrs[TCA_FLOWER_KEY_ENC_IPV4_DST_MASK]);
+ flower->key.tunnel.ipv4.ipv4_dst =
nl_attr_get_be32(attrs[TCA_FLOWER_KEY_ENC_IPV4_DST]);
}
if (attrs[TCA_FLOWER_KEY_ENC_IPV6_SRC_MASK]) {
- flower->tunnel.ipv6.ipv6_src =
+ flower->mask.tunnel.ipv6.ipv6_src =
+ nl_attr_get_in6_addr(attrs[TCA_FLOWER_KEY_ENC_IPV6_SRC_MASK]);
+ flower->key.tunnel.ipv6.ipv6_src =
nl_attr_get_in6_addr(attrs[TCA_FLOWER_KEY_ENC_IPV6_SRC]);
}
if (attrs[TCA_FLOWER_KEY_ENC_IPV6_DST_MASK]) {
- flower->tunnel.ipv6.ipv6_dst =
+ flower->mask.tunnel.ipv6.ipv6_dst =
+ nl_attr_get_in6_addr(attrs[TCA_FLOWER_KEY_ENC_IPV6_DST_MASK]);
+ flower->key.tunnel.ipv6.ipv6_dst =
nl_attr_get_in6_addr(attrs[TCA_FLOWER_KEY_ENC_IPV6_DST]);
}
if (attrs[TCA_FLOWER_KEY_ENC_UDP_DST_PORT]) {
- flower->tunnel.tp_dst =
+ flower->key.tunnel.tp_dst =
nl_attr_get_be16(attrs[TCA_FLOWER_KEY_ENC_UDP_DST_PORT]);
}
+ if (attrs[TCA_FLOWER_KEY_ENC_IP_TOS_MASK]) {
+ flower->key.tunnel.tos =
+ nl_attr_get_u8(attrs[TCA_FLOWER_KEY_ENC_IP_TOS]);
+ flower->mask.tunnel.tos =
+ nl_attr_get_u8(attrs[TCA_FLOWER_KEY_ENC_IP_TOS_MASK]);
+ }
+ if (attrs[TCA_FLOWER_KEY_ENC_IP_TTL_MASK]) {
+ flower->key.tunnel.ttl =
+ nl_attr_get_u8(attrs[TCA_FLOWER_KEY_ENC_IP_TTL]);
+ flower->mask.tunnel.ttl =
+ nl_attr_get_u8(attrs[TCA_FLOWER_KEY_ENC_IP_TTL_MASK]);
+ }
+
+ if (!is_all_zeros(&flower->mask.tunnel, sizeof flower->mask.tunnel) ||
+ !is_all_zeros(&flower->key.tunnel, sizeof flower->key.tunnel)) {
+ flower->tunnel = true;
+ }
+
+ if (attrs[TCA_FLOWER_KEY_ENC_OPTS] &&
+ attrs[TCA_FLOWER_KEY_ENC_OPTS_MASK]) {
+ err = nl_parse_flower_tunnel_opts(attrs[TCA_FLOWER_KEY_ENC_OPTS],
+ &flower->key.tunnel.metadata);
+ if (err) {
+ return err;
+ }
+
+ err = nl_parse_flower_tunnel_opts(attrs[TCA_FLOWER_KEY_ENC_OPTS_MASK],
+ &flower->mask.tunnel.metadata);
+ if (err) {
+ return err;
+ }
+
+ err = flower_tun_geneve_opt_check_len(&flower->key.tunnel.metadata,
+ &flower->mask.tunnel.metadata);
+ if (err) {
+ return err;
+ }
+ } else if (attrs[TCA_FLOWER_KEY_ENC_OPTS]) {
+ VLOG_ERR_RL(&error_rl,
+ "failed to parse tun options; no mask supplied");
+ return EINVAL;
+ } else if (attrs[TCA_FLOWER_KEY_ENC_OPTS_MASK]) {
+ VLOG_ERR_RL(&error_rl, "failed to parse tun options; no key supplied");
+ return EINVAL;
+ }
+
+ return 0;
+}
+
+static void
+nl_parse_flower_ct_match(struct nlattr **attrs, struct tc_flower *flower) {
+ struct tc_flower_key *key = &flower->key;
+ struct tc_flower_key *mask = &flower->mask;
+ struct nlattr *attr_key, *attr_mask;
+
+ attr_key = attrs[TCA_FLOWER_KEY_CT_STATE];
+ attr_mask = attrs[TCA_FLOWER_KEY_CT_STATE_MASK];
+ if (attr_mask) {
+ key->ct_state = nl_attr_get_u16(attr_key);
+ mask->ct_state = nl_attr_get_u16(attr_mask);
+ }
+
+ attr_key = attrs[TCA_FLOWER_KEY_CT_ZONE];
+ attr_mask = attrs[TCA_FLOWER_KEY_CT_ZONE_MASK];
+ if (attrs[TCA_FLOWER_KEY_CT_ZONE_MASK]) {
+ key->ct_zone = nl_attr_get_u16(attr_key);
+ mask->ct_zone = nl_attr_get_u16(attr_mask);
+ }
+
+ attr_key = attrs[TCA_FLOWER_KEY_CT_MARK];
+ attr_mask = attrs[TCA_FLOWER_KEY_CT_MARK_MASK];
+ if (attrs[TCA_FLOWER_KEY_CT_MARK_MASK]) {
+ key->ct_mark = nl_attr_get_u32(attr_key);
+ mask->ct_mark = nl_attr_get_u32(attr_mask);
+ }
+
+ attr_key = attrs[TCA_FLOWER_KEY_CT_LABELS];
+ attr_mask = attrs[TCA_FLOWER_KEY_CT_LABELS_MASK];
+ if (attrs[TCA_FLOWER_KEY_CT_LABELS_MASK]) {
+ key->ct_label = nl_attr_get_u128(attr_key);
+ mask->ct_label = nl_attr_get_u128(attr_mask);
+ }
}
static void
mask->ip_proto = UINT8_MAX;
}
+ if (attrs[TCA_FLOWER_KEY_FLAGS_MASK]) {
+ key->flags = ntohl(nl_attr_get_be32(attrs[TCA_FLOWER_KEY_FLAGS]));
+ mask->flags =
+ ntohl(nl_attr_get_be32(attrs[TCA_FLOWER_KEY_FLAGS_MASK]));
+ }
+
if (attrs[TCA_FLOWER_KEY_IPV4_SRC_MASK]) {
key->ipv4.ipv4_src =
nl_attr_get_be32(attrs[TCA_FLOWER_KEY_IPV4_SRC]);
if (ip_proto == IPPROTO_TCP) {
if (attrs[TCA_FLOWER_KEY_TCP_SRC_MASK]) {
- key->src_port =
+ key->tcp_src =
nl_attr_get_be16(attrs[TCA_FLOWER_KEY_TCP_SRC]);
- mask->src_port =
+ mask->tcp_src =
nl_attr_get_be16(attrs[TCA_FLOWER_KEY_TCP_SRC_MASK]);
}
if (attrs[TCA_FLOWER_KEY_TCP_DST_MASK]) {
- key->dst_port =
+ key->tcp_dst =
nl_attr_get_be16(attrs[TCA_FLOWER_KEY_TCP_DST]);
- mask->dst_port =
+ mask->tcp_dst =
nl_attr_get_be16(attrs[TCA_FLOWER_KEY_TCP_DST_MASK]);
}
+ if (attrs[TCA_FLOWER_KEY_TCP_FLAGS_MASK]) {
+ key->tcp_flags =
+ nl_attr_get_be16(attrs[TCA_FLOWER_KEY_TCP_FLAGS]);
+ mask->tcp_flags =
+ nl_attr_get_be16(attrs[TCA_FLOWER_KEY_TCP_FLAGS_MASK]);
+ }
} else if (ip_proto == IPPROTO_UDP) {
if (attrs[TCA_FLOWER_KEY_UDP_SRC_MASK]) {
- key->src_port = nl_attr_get_be16(attrs[TCA_FLOWER_KEY_UDP_SRC]);
- mask->src_port =
+ key->udp_src = nl_attr_get_be16(attrs[TCA_FLOWER_KEY_UDP_SRC]);
+ mask->udp_src =
nl_attr_get_be16(attrs[TCA_FLOWER_KEY_UDP_SRC_MASK]);
}
if (attrs[TCA_FLOWER_KEY_UDP_DST_MASK]) {
- key->dst_port = nl_attr_get_be16(attrs[TCA_FLOWER_KEY_UDP_DST]);
- mask->dst_port =
+ key->udp_dst = nl_attr_get_be16(attrs[TCA_FLOWER_KEY_UDP_DST]);
+ mask->udp_dst =
nl_attr_get_be16(attrs[TCA_FLOWER_KEY_UDP_DST_MASK]);
}
+ } else if (ip_proto == IPPROTO_SCTP) {
+ if (attrs[TCA_FLOWER_KEY_SCTP_SRC_MASK]) {
+ key->sctp_src = nl_attr_get_be16(attrs[TCA_FLOWER_KEY_SCTP_SRC]);
+ mask->sctp_src =
+ nl_attr_get_be16(attrs[TCA_FLOWER_KEY_SCTP_SRC_MASK]);
+ }
+ if (attrs[TCA_FLOWER_KEY_SCTP_DST_MASK]) {
+ key->sctp_dst = nl_attr_get_be16(attrs[TCA_FLOWER_KEY_SCTP_DST]);
+ mask->sctp_dst =
+ nl_attr_get_be16(attrs[TCA_FLOWER_KEY_SCTP_DST_MASK]);
+ }
+ }
+
+ if (attrs[TCA_FLOWER_KEY_IP_TTL_MASK]) {
+ key->ip_ttl = nl_attr_get_u8(attrs[TCA_FLOWER_KEY_IP_TTL]);
+ mask->ip_ttl = nl_attr_get_u8(attrs[TCA_FLOWER_KEY_IP_TTL_MASK]);
+ }
+
+ if (attrs[TCA_FLOWER_KEY_IP_TOS_MASK]) {
+ key->ip_tos = nl_attr_get_u8(attrs[TCA_FLOWER_KEY_IP_TOS]);
+ mask->ip_tos = nl_attr_get_u8(attrs[TCA_FLOWER_KEY_IP_TOS_MASK]);
+ }
+
+ nl_parse_flower_ct_match(attrs, flower);
+}
+
+static enum tc_offloaded_state
+nl_get_flower_offloaded_state(struct nlattr **attrs)
+{
+ uint32_t flower_flags = 0;
+
+ if (attrs[TCA_FLOWER_FLAGS]) {
+ flower_flags = nl_attr_get_u32(attrs[TCA_FLOWER_FLAGS]);
+ if (flower_flags & TCA_CLS_FLAGS_NOT_IN_HW) {
+ return TC_OFFLOADED_STATE_NOT_IN_HW;
+ } else if (flower_flags & TCA_CLS_FLAGS_IN_HW) {
+ return TC_OFFLOADED_STATE_IN_HW;
+ }
+ }
+ return TC_OFFLOADED_STATE_UNDEFINED;
+}
+
+static void
+nl_parse_flower_flags(struct nlattr **attrs, struct tc_flower *flower)
+{
+ flower->offloaded_state = nl_get_flower_offloaded_state(attrs);
+}
+
+static const struct nl_policy pedit_policy[] = {
+ [TCA_PEDIT_PARMS_EX] = { .type = NL_A_UNSPEC,
+ .min_len = sizeof(struct tc_pedit),
+ .optional = false, },
+ [TCA_PEDIT_KEYS_EX] = { .type = NL_A_NESTED,
+ .optional = false, },
+};
+
+static int
+nl_parse_act_pedit(struct nlattr *options, struct tc_flower *flower)
+{
+ struct tc_action *action;
+ struct nlattr *pe_attrs[ARRAY_SIZE(pedit_policy)];
+ const struct tc_pedit *pe;
+ const struct tc_pedit_key *keys;
+ const struct nlattr *nla, *keys_ex, *ex_type;
+ const void *keys_attr;
+ char *rewrite_key = (void *) &flower->rewrite.key;
+ char *rewrite_mask = (void *) &flower->rewrite.mask;
+ size_t keys_ex_size, left;
+ int type, i = 0, err;
+
+ if (!nl_parse_nested(options, pedit_policy, pe_attrs,
+ ARRAY_SIZE(pedit_policy))) {
+ VLOG_ERR_RL(&error_rl, "failed to parse pedit action options");
+ return EPROTO;
+ }
+
+ pe = nl_attr_get_unspec(pe_attrs[TCA_PEDIT_PARMS_EX], sizeof *pe);
+ keys = pe->keys;
+ keys_attr = pe_attrs[TCA_PEDIT_KEYS_EX];
+ keys_ex = nl_attr_get(keys_attr);
+ keys_ex_size = nl_attr_get_size(keys_attr);
+
+ NL_ATTR_FOR_EACH (nla, left, keys_ex, keys_ex_size) {
+ if (i >= pe->nkeys) {
+ break;
+ }
+
+ if (nl_attr_type(nla) != TCA_PEDIT_KEY_EX) {
+ VLOG_ERR_RL(&error_rl, "unable to parse legacy pedit type: %d",
+ nl_attr_type(nla));
+ return EOPNOTSUPP;
+ }
+
+ ex_type = nl_attr_find_nested(nla, TCA_PEDIT_KEY_EX_HTYPE);
+ type = nl_attr_get_u16(ex_type);
+
+ err = csum_update_flag(flower, type);
+ if (err) {
+ return err;
+ }
+
+ for (int j = 0; j < ARRAY_SIZE(flower_pedit_map); j++) {
+ struct flower_key_to_pedit *m = &flower_pedit_map[j];
+ int flower_off = m->flower_offset;
+ int sz = m->size;
+ int mf = m->offset;
+
+ if (m->htype != type) {
+ continue;
+ }
+
+ /* check overlap between current pedit key, which is always
+ * 4 bytes (range [off, off + 3]), and a map entry in
+ * flower_pedit_map (range [mf, mf + sz - 1]) */
+ if ((keys->off >= mf && keys->off < mf + sz)
+ || (keys->off + 3 >= mf && keys->off + 3 < mf + sz)) {
+ int diff = flower_off + (keys->off - mf);
+ ovs_be32 *dst = (void *) (rewrite_key + diff);
+ ovs_be32 *dst_m = (void *) (rewrite_mask + diff);
+ ovs_be32 mask, mask_word, data_word;
+ uint32_t zero_bits;
+
+ mask_word = htonl(ntohl(keys->mask) << m->boundary_shift);
+ data_word = htonl(ntohl(keys->val) << m->boundary_shift);
+ mask = ~(mask_word);
+
+ if (keys->off < mf) {
+ zero_bits = 8 * (mf - keys->off);
+ mask &= htonl(UINT32_MAX >> zero_bits);
+ } else if (keys->off + 4 > mf + m->size) {
+ zero_bits = 8 * (keys->off + 4 - mf - m->size);
+ mask &= htonl(UINT32_MAX << zero_bits);
+ }
+
+ *dst_m |= mask;
+ *dst |= data_word & mask;
+ }
+ }
+
+ keys++;
+ i++;
}
+
+ action = &flower->actions[flower->action_count++];
+ action->type = TC_ACT_PEDIT;
+
+ return 0;
}
static const struct nl_policy tunnel_key_policy[] = {
.optional = true, },
[TCA_TUNNEL_KEY_ENC_KEY_ID] = { .type = NL_A_U32, .optional = true, },
[TCA_TUNNEL_KEY_ENC_DST_PORT] = { .type = NL_A_U16, .optional = true, },
+ [TCA_TUNNEL_KEY_ENC_TOS] = { .type = NL_A_U8, .optional = true, },
+ [TCA_TUNNEL_KEY_ENC_TTL] = { .type = NL_A_U8, .optional = true, },
+ [TCA_TUNNEL_KEY_ENC_OPTS] = { .type = NL_A_NESTED, .optional = true, },
+ [TCA_TUNNEL_KEY_NO_CSUM] = { .type = NL_A_U8, .optional = true, },
};
+static int
+nl_parse_act_geneve_opts(const struct nlattr *in_nlattr,
+ struct tc_action *action)
+{
+ struct geneve_opt *opt = NULL;
+ const struct ofpbuf *msg;
+ uint16_t last_opt_type;
+ struct nlattr *nla;
+ struct ofpbuf buf;
+ size_t left;
+ int cnt;
+
+ nl_attr_get_nested(in_nlattr, &buf);
+ msg = &buf;
+
+ last_opt_type = TCA_TUNNEL_KEY_ENC_OPT_GENEVE_UNSPEC;
+ cnt = 0;
+ NL_ATTR_FOR_EACH (nla, left, ofpbuf_at(msg, 0, 0), msg->size) {
+ uint16_t type = nl_attr_type(nla);
+
+ switch (type) {
+ case TCA_TUNNEL_KEY_ENC_OPT_GENEVE_CLASS:
+ if (cnt && last_opt_type != TCA_TUNNEL_KEY_ENC_OPT_GENEVE_DATA) {
+ VLOG_ERR_RL(&error_rl,
+ "failed to parse action geneve options class");
+ return EINVAL;
+ }
+
+ opt = &action->encap.data.opts.gnv[cnt];
+ opt->opt_class = nl_attr_get_be16(nla);
+ cnt += sizeof(struct geneve_opt) / 4;
+ action->encap.data.present.len += sizeof(struct geneve_opt);
+ last_opt_type = TCA_TUNNEL_KEY_ENC_OPT_GENEVE_CLASS;
+ break;
+ case TCA_TUNNEL_KEY_ENC_OPT_GENEVE_TYPE:
+ if (last_opt_type != TCA_TUNNEL_KEY_ENC_OPT_GENEVE_CLASS) {
+ VLOG_ERR_RL(&error_rl,
+ "failed to parse action geneve options type");
+ return EINVAL;
+ }
+
+ opt->type = nl_attr_get_u8(nla);
+ last_opt_type = TCA_TUNNEL_KEY_ENC_OPT_GENEVE_TYPE;
+ break;
+ case TCA_TUNNEL_KEY_ENC_OPT_GENEVE_DATA:
+ if (last_opt_type != TCA_TUNNEL_KEY_ENC_OPT_GENEVE_TYPE) {
+ VLOG_ERR_RL(&error_rl,
+ "failed to parse action geneve options data");
+ return EINVAL;
+ }
+
+ opt->length = nl_attr_get_size(nla) / 4;
+ memcpy(opt + 1, nl_attr_get_unspec(nla, 1), opt->length * 4);
+ cnt += opt->length;
+ action->encap.data.present.len += opt->length * 4;
+ last_opt_type = TCA_TUNNEL_KEY_ENC_OPT_GENEVE_DATA;
+ break;
+ }
+ }
+
+ if (last_opt_type != TCA_TUNNEL_KEY_ENC_OPT_GENEVE_DATA) {
+ VLOG_ERR_RL(&error_rl,
+ "failed to parse action geneve options without data");
+ return EINVAL;
+ }
+
+ return 0;
+}
+
+static int
+nl_parse_act_tunnel_opts(struct nlattr *options, struct tc_action *action)
+{
+ const struct ofpbuf *msg;
+ struct nlattr *nla;
+ struct ofpbuf buf;
+ size_t left;
+ int err;
+
+ if (!options) {
+ return 0;
+ }
+
+ nl_attr_get_nested(options, &buf);
+ msg = &buf;
+
+ NL_ATTR_FOR_EACH (nla, left, ofpbuf_at(msg, 0, 0), msg->size) {
+ uint16_t type = nl_attr_type(nla);
+ switch (type) {
+ case TCA_TUNNEL_KEY_ENC_OPTS_GENEVE:
+ err = nl_parse_act_geneve_opts(nla, action);
+ if (err) {
+ return err;
+ }
+
+ break;
+ }
+ }
+
+ return 0;
+}
+
static int
nl_parse_act_tunnel_key(struct nlattr *options, struct tc_flower *flower)
{
struct nlattr *tun_attrs[ARRAY_SIZE(tunnel_key_policy)];
const struct nlattr *tun_parms;
const struct tc_tunnel_key *tun;
+ struct tc_action *action;
+ int err;
if (!nl_parse_nested(options, tunnel_key_policy, tun_attrs,
ARRAY_SIZE(tunnel_key_policy))) {
struct nlattr *ipv4_dst = tun_attrs[TCA_TUNNEL_KEY_ENC_IPV4_DST];
struct nlattr *ipv6_src = tun_attrs[TCA_TUNNEL_KEY_ENC_IPV6_SRC];
struct nlattr *ipv6_dst = tun_attrs[TCA_TUNNEL_KEY_ENC_IPV6_DST];
-
- flower->set.set = true;
- flower->set.ipv4.ipv4_src = ipv4_src ? nl_attr_get_be32(ipv4_src) : 0;
- flower->set.ipv4.ipv4_dst = ipv4_dst ? nl_attr_get_be32(ipv4_dst) : 0;
+ struct nlattr *tos = tun_attrs[TCA_TUNNEL_KEY_ENC_TOS];
+ struct nlattr *ttl = tun_attrs[TCA_TUNNEL_KEY_ENC_TTL];
+ struct nlattr *tun_opt = tun_attrs[TCA_TUNNEL_KEY_ENC_OPTS];
+ struct nlattr *no_csum = tun_attrs[TCA_TUNNEL_KEY_NO_CSUM];
+
+ action = &flower->actions[flower->action_count++];
+ action->type = TC_ACT_ENCAP;
+ action->encap.ipv4.ipv4_src = ipv4_src ? nl_attr_get_be32(ipv4_src) : 0;
+ action->encap.ipv4.ipv4_dst = ipv4_dst ? nl_attr_get_be32(ipv4_dst) : 0;
if (ipv6_src) {
- flower->set.ipv6.ipv6_src = nl_attr_get_in6_addr(ipv6_src);
+ action->encap.ipv6.ipv6_src = nl_attr_get_in6_addr(ipv6_src);
}
if (ipv6_dst) {
- flower->set.ipv6.ipv6_dst = nl_attr_get_in6_addr(ipv6_dst);
+ action->encap.ipv6.ipv6_dst = nl_attr_get_in6_addr(ipv6_dst);
+ }
+ action->encap.id = id ? be32_to_be64(nl_attr_get_be32(id)) : 0;
+ action->encap.id_present = id ? true : false;
+ action->encap.tp_dst = dst_port ? nl_attr_get_be16(dst_port) : 0;
+ action->encap.tos = tos ? nl_attr_get_u8(tos) : 0;
+ action->encap.ttl = ttl ? nl_attr_get_u8(ttl) : 0;
+ action->encap.no_csum = no_csum ? nl_attr_get_u8(no_csum) : 0;
+
+ err = nl_parse_act_tunnel_opts(tun_opt, action);
+ if (err) {
+ return err;
}
- flower->set.id = id ? be32_to_be64(nl_attr_get_be32(id)) : 0;
- flower->set.tp_dst = dst_port ? nl_attr_get_be16(dst_port) : 0;
} else if (tun->t_action == TCA_TUNNEL_KEY_ACT_RELEASE) {
- flower->tunnel.tunnel = true;
+ flower->tunnel = true;
} else {
VLOG_ERR_RL(&error_rl, "unknown tunnel actions: %d, %d",
tun->action, tun->t_action);
.optional = false, },
};
-#define JIFFIES_TO_MS(x) (x * 10)
+static int
+get_user_hz(void)
+{
+ static struct ovsthread_once once = OVSTHREAD_ONCE_INITIALIZER;
+ static int user_hz = 100;
+
+ if (ovsthread_once_start(&once)) {
+ user_hz = sysconf(_SC_CLK_TCK);
+ ovsthread_once_done(&once);
+ }
+
+ return user_hz;
+}
static void
nl_parse_tcf(const struct tcf_t *tm, struct tc_flower *flower)
{
- flower->lastused = time_msec() - JIFFIES_TO_MS(tm->lastuse);
+ flower->lastused = time_msec() - (tm->lastuse * 1000 / get_user_hz());
}
static int
-nl_parse_act_drop(struct nlattr *options, struct tc_flower *flower)
+nl_parse_act_gact(struct nlattr *options, struct tc_flower *flower)
{
struct nlattr *gact_attrs[ARRAY_SIZE(gact_policy)];
const struct tc_gact *p;
struct nlattr *gact_parms;
const struct tcf_t *tm;
+ struct tc_action *action;
if (!nl_parse_nested(options, gact_policy, gact_attrs,
ARRAY_SIZE(gact_policy))) {
gact_parms = gact_attrs[TCA_GACT_PARMS];
p = nl_attr_get_unspec(gact_parms, sizeof *p);
- if (p->action != TC_ACT_SHOT) {
+ if (TC_ACT_EXT_CMP(p->action, TC_ACT_GOTO_CHAIN)) {
+ action = &flower->actions[flower->action_count++];
+ action->chain = p->action & TC_ACT_EXT_VAL_MASK;
+ action->type = TC_ACT_GOTO;
+ } else if (p->action != TC_ACT_SHOT) {
VLOG_ERR_RL(&error_rl, "unknown gact action: %d", p->action);
return EINVAL;
}
const struct nlattr *mirred_parms;
const struct tcf_t *tm;
struct nlattr *mirred_tm;
+ struct tc_action *action;
if (!nl_parse_nested(options, mirred_policy, mirred_attrs,
ARRAY_SIZE(mirred_policy))) {
mirred_parms = mirred_attrs[TCA_MIRRED_PARMS];
m = nl_attr_get_unspec(mirred_parms, sizeof *m);
- if (m->action != TC_ACT_STOLEN || m->eaction != TCA_EGRESS_REDIR) {
+ if (m->eaction != TCA_EGRESS_REDIR && m->eaction != TCA_EGRESS_MIRROR &&
+ m->eaction != TCA_INGRESS_REDIR && m->eaction != TCA_INGRESS_MIRROR) {
VLOG_ERR_RL(&error_rl, "unknown mirred action: %d, %d, %d",
- m->action, m->eaction, m->ifindex);
+ m->action, m->eaction, m->ifindex);
return EINVAL;
}
- flower->ifindex_out = m->ifindex;
+ action = &flower->actions[flower->action_count++];
+ action->out.ifindex_out = m->ifindex;
+ if (m->eaction == TCA_INGRESS_REDIR || m->eaction == TCA_INGRESS_MIRROR) {
+ action->out.ingress = true;
+ } else {
+ action->out.ingress = false;
+ }
+ action->type = TC_ACT_OUTPUT;
mirred_tm = mirred_attrs[TCA_MIRRED_TM];
tm = nl_attr_get_unspec(mirred_tm, sizeof *tm);
return 0;
}
+static const struct nl_policy ct_policy[] = {
+ [TCA_CT_PARMS] = { .type = NL_A_UNSPEC,
+ .min_len = sizeof(struct tc_ct),
+ .optional = false, },
+ [TCA_CT_ACTION] = { .type = NL_A_U16,
+ .optional = true, },
+ [TCA_CT_ZONE] = { .type = NL_A_U16,
+ .optional = true, },
+ [TCA_CT_MARK] = { .type = NL_A_U32,
+ .optional = true, },
+ [TCA_CT_MARK_MASK] = { .type = NL_A_U32,
+ .optional = true, },
+ [TCA_CT_LABELS] = { .type = NL_A_UNSPEC,
+ .optional = true, },
+ [TCA_CT_LABELS_MASK] = { .type = NL_A_UNSPEC,
+ .optional = true, },
+ [TCA_CT_NAT_IPV4_MIN] = { .type = NL_A_U32,
+ .optional = true, },
+ [TCA_CT_NAT_IPV4_MAX] = { .type = NL_A_U32,
+ .optional = true, },
+ [TCA_CT_NAT_IPV6_MIN] = { .min_len = sizeof(struct in6_addr),
+ .type = NL_A_UNSPEC,
+ .optional = true },
+ [TCA_CT_NAT_IPV6_MAX] = { .min_len = sizeof(struct in6_addr),
+ .type = NL_A_UNSPEC,
+ .optional = true },
+ [TCA_CT_NAT_PORT_MIN] = { .type = NL_A_U16,
+ .optional = true, },
+ [TCA_CT_NAT_PORT_MAX] = { .type = NL_A_U16,
+ .optional = true, },
+};
+
+static int
+nl_parse_act_ct(struct nlattr *options, struct tc_flower *flower)
+{
+ struct nlattr *ct_attrs[ARRAY_SIZE(ct_policy)];
+ const struct nlattr *ct_parms;
+ struct tc_action *action;
+ const struct tc_ct *ct;
+ uint16_t ct_action = 0;
+
+ if (!nl_parse_nested(options, ct_policy, ct_attrs,
+ ARRAY_SIZE(ct_policy))) {
+ VLOG_ERR_RL(&error_rl, "failed to parse ct action options");
+ return EPROTO;
+ }
+
+ ct_parms = ct_attrs[TCA_CT_PARMS];
+ ct = nl_attr_get_unspec(ct_parms, sizeof *ct);
+
+ if (ct_attrs[TCA_CT_ACTION]) {
+ ct_action = nl_attr_get_u16(ct_attrs[TCA_CT_ACTION]);
+ }
+
+ action = &flower->actions[flower->action_count++];
+ action->ct.clear = ct_action & TCA_CT_ACT_CLEAR;
+ if (!action->ct.clear) {
+ struct nlattr *zone = ct_attrs[TCA_CT_ZONE];
+ struct nlattr *mark = ct_attrs[TCA_CT_MARK];
+ struct nlattr *mark_mask = ct_attrs[TCA_CT_MARK_MASK];
+ struct nlattr *label = ct_attrs[TCA_CT_LABELS];
+ struct nlattr *label_mask = ct_attrs[TCA_CT_LABELS_MASK];
+
+ action->ct.commit = ct_action & TCA_CT_ACT_COMMIT;
+ action->ct.force = ct_action & TCA_CT_ACT_FORCE;
+
+ action->ct.zone = zone ? nl_attr_get_u16(zone) : 0;
+ action->ct.mark = mark ? nl_attr_get_u32(mark) : 0;
+ action->ct.mark_mask = mark_mask ? nl_attr_get_u32(mark_mask) : 0;
+ action->ct.label = label? nl_attr_get_u128(label) : OVS_U128_ZERO;
+ action->ct.label_mask = label_mask ?
+ nl_attr_get_u128(label_mask) : OVS_U128_ZERO;
+
+ if (ct_action & TCA_CT_ACT_NAT) {
+ struct nlattr *ipv4_min = ct_attrs[TCA_CT_NAT_IPV4_MIN];
+ struct nlattr *ipv4_max = ct_attrs[TCA_CT_NAT_IPV4_MAX];
+ struct nlattr *ipv6_min = ct_attrs[TCA_CT_NAT_IPV6_MIN];
+ struct nlattr *ipv6_max = ct_attrs[TCA_CT_NAT_IPV6_MAX];
+ struct nlattr *port_min = ct_attrs[TCA_CT_NAT_PORT_MIN];
+ struct nlattr *port_max = ct_attrs[TCA_CT_NAT_PORT_MAX];
+
+ action->ct.nat_type = TC_NAT_RESTORE;
+ if (ct_action & TCA_CT_ACT_NAT_SRC) {
+ action->ct.nat_type = TC_NAT_SRC;
+ } else if (ct_action & TCA_CT_ACT_NAT_DST) {
+ action->ct.nat_type = TC_NAT_DST;
+ }
+
+ if (ipv4_min) {
+ action->ct.range.ip_family = AF_INET;
+ action->ct.range.ipv4.min = nl_attr_get_be32(ipv4_min);
+ if (ipv4_max) {
+ ovs_be32 addr = nl_attr_get_be32(ipv4_max);
+
+ action->ct.range.ipv4.max = addr;
+ }
+ } else if (ipv6_min) {
+ action->ct.range.ip_family = AF_INET6;
+ action->ct.range.ipv6.min
+ = nl_attr_get_in6_addr(ipv6_min);
+ if (ipv6_max) {
+ struct in6_addr addr = nl_attr_get_in6_addr(ipv6_max);
+
+ action->ct.range.ipv6.max = addr;
+ }
+ }
+
+ if (port_min) {
+ action->ct.range.port.min = nl_attr_get_be16(port_min);
+ if (port_max) {
+ action->ct.range.port.max = nl_attr_get_be16(port_max);
+ }
+ }
+ }
+ }
+ action->type = TC_ACT_CT;
+
+ return 0;
+}
+
static const struct nl_policy vlan_policy[] = {
[TCA_VLAN_PARMS] = { .type = NL_A_UNSPEC,
.min_len = sizeof(struct tc_vlan),
struct nlattr *vlan_attrs[ARRAY_SIZE(vlan_policy)];
const struct tc_vlan *v;
const struct nlattr *vlan_parms;
+ struct tc_action *action;
if (!nl_parse_nested(options, vlan_policy, vlan_attrs,
ARRAY_SIZE(vlan_policy))) {
return EPROTO;
}
+ action = &flower->actions[flower->action_count++];
vlan_parms = vlan_attrs[TCA_VLAN_PARMS];
v = nl_attr_get_unspec(vlan_parms, sizeof *v);
if (v->v_action == TCA_VLAN_ACT_PUSH) {
+ struct nlattr *vlan_tpid = vlan_attrs[TCA_VLAN_PUSH_VLAN_PROTOCOL];
struct nlattr *vlan_id = vlan_attrs[TCA_VLAN_PUSH_VLAN_ID];
struct nlattr *vlan_prio = vlan_attrs[TCA_VLAN_PUSH_VLAN_PRIORITY];
- flower->vlan_push_id = nl_attr_get_u16(vlan_id);
- flower->vlan_push_prio = vlan_prio ? nl_attr_get_u8(vlan_prio) : 0;
+ action->vlan.vlan_push_tpid = nl_attr_get_be16(vlan_tpid);
+ action->vlan.vlan_push_id = nl_attr_get_u16(vlan_id);
+ action->vlan.vlan_push_prio = vlan_prio ? nl_attr_get_u8(vlan_prio) : 0;
+ action->type = TC_ACT_VLAN_PUSH;
} else if (v->v_action == TCA_VLAN_ACT_POP) {
- flower->vlan_pop = 1;
+ action->type = TC_ACT_VLAN_POP;
} else {
VLOG_ERR_RL(&error_rl, "unknown vlan action: %d, %d",
v->action, v->v_action);
return 0;
}
-static const struct nl_policy act_policy[] = {
- [TCA_ACT_KIND] = { .type = NL_A_STRING, .optional = false, },
- [TCA_ACT_COOKIE] = { .type = NL_A_UNSPEC, .optional = true, },
- [TCA_ACT_OPTIONS] = { .type = NL_A_NESTED, .optional = false, },
- [TCA_ACT_STATS] = { .type = NL_A_NESTED, .optional = false, },
+static const struct nl_policy mpls_policy[] = {
+ [TCA_MPLS_PARMS] = { .type = NL_A_UNSPEC,
+ .min_len = sizeof(struct tc_mpls),
+ .optional = false, },
+ [TCA_MPLS_PROTO] = { .type = NL_A_U16, .optional = true, },
+ [TCA_MPLS_LABEL] = { .type = NL_A_U32, .optional = true, },
+ [TCA_MPLS_TC] = { .type = NL_A_U8, .optional = true, },
+ [TCA_MPLS_TTL] = { .type = NL_A_U8, .optional = true, },
+ [TCA_MPLS_BOS] = { .type = NL_A_U8, .optional = true, },
};
-static const struct nl_policy stats_policy[] = {
+static int
+nl_parse_act_mpls(struct nlattr *options, struct tc_flower *flower)
+{
+ struct nlattr *mpls_attrs[ARRAY_SIZE(mpls_policy)];
+ const struct nlattr *mpls_parms;
+ struct nlattr *mpls_proto;
+ struct nlattr *mpls_label;
+ struct tc_action *action;
+ const struct tc_mpls *m;
+ struct nlattr *mpls_ttl;
+ struct nlattr *mpls_bos;
+ struct nlattr *mpls_tc;
+
+ if (!nl_parse_nested(options, mpls_policy, mpls_attrs,
+ ARRAY_SIZE(mpls_policy))) {
+ VLOG_ERR_RL(&error_rl, "failed to parse mpls action options");
+ return EPROTO;
+ }
+
+ action = &flower->actions[flower->action_count++];
+ mpls_parms = mpls_attrs[TCA_MPLS_PARMS];
+ m = nl_attr_get_unspec(mpls_parms, sizeof *m);
+
+ switch (m->m_action) {
+ case TCA_MPLS_ACT_POP:
+ mpls_proto = mpls_attrs[TCA_MPLS_PROTO];
+ if (mpls_proto) {
+ action->mpls.proto = nl_attr_get_be16(mpls_proto);
+ }
+ action->type = TC_ACT_MPLS_POP;
+ break;
+ case TCA_MPLS_ACT_PUSH:
+ mpls_proto = mpls_attrs[TCA_MPLS_PROTO];
+ if (mpls_proto) {
+ action->mpls.proto = nl_attr_get_be16(mpls_proto);
+ }
+ mpls_label = mpls_attrs[TCA_MPLS_LABEL];
+ if (mpls_label) {
+ action->mpls.label = nl_attr_get_u32(mpls_label);
+ }
+ mpls_tc = mpls_attrs[TCA_MPLS_TC];
+ if (mpls_tc) {
+ action->mpls.tc = nl_attr_get_u8(mpls_tc);
+ }
+ mpls_ttl = mpls_attrs[TCA_MPLS_TTL];
+ if (mpls_ttl) {
+ action->mpls.ttl = nl_attr_get_u8(mpls_ttl);
+ }
+ mpls_bos = mpls_attrs[TCA_MPLS_BOS];
+ if (mpls_bos) {
+ action->mpls.bos = nl_attr_get_u8(mpls_bos);
+ }
+ action->type = TC_ACT_MPLS_PUSH;
+ break;
+ case TCA_MPLS_ACT_MODIFY:
+ mpls_label = mpls_attrs[TCA_MPLS_LABEL];
+ if (mpls_label) {
+ action->mpls.label = nl_attr_get_u32(mpls_label);
+ }
+ mpls_tc = mpls_attrs[TCA_MPLS_TC];
+ if (mpls_tc) {
+ action->mpls.tc = nl_attr_get_u8(mpls_tc);
+ }
+ mpls_ttl = mpls_attrs[TCA_MPLS_TTL];
+ if (mpls_ttl) {
+ action->mpls.ttl = nl_attr_get_u8(mpls_ttl);
+ }
+ mpls_bos = mpls_attrs[TCA_MPLS_BOS];
+ if (mpls_bos) {
+ action->mpls.bos = nl_attr_get_u8(mpls_bos);
+ }
+ action->type = TC_ACT_MPLS_SET;
+ break;
+ default:
+ VLOG_ERR_RL(&error_rl, "unknown mpls action: %d, %d",
+ m->action, m->m_action);
+ return EINVAL;
+ }
+
+ return 0;
+}
+
+static const struct nl_policy csum_policy[] = {
+ [TCA_CSUM_PARMS] = { .type = NL_A_UNSPEC,
+ .min_len = sizeof(struct tc_csum),
+ .optional = false, },
+};
+
+static int
+nl_parse_act_csum(struct nlattr *options, struct tc_flower *flower)
+{
+ struct nlattr *csum_attrs[ARRAY_SIZE(csum_policy)];
+ const struct tc_csum *c;
+ const struct nlattr *csum_parms;
+
+ if (!nl_parse_nested(options, csum_policy, csum_attrs,
+ ARRAY_SIZE(csum_policy))) {
+ VLOG_ERR_RL(&error_rl, "failed to parse csum action options");
+ return EPROTO;
+ }
+
+ csum_parms = csum_attrs[TCA_CSUM_PARMS];
+ c = nl_attr_get_unspec(csum_parms, sizeof *c);
+
+ /* sanity checks */
+ if (c->update_flags != flower->csum_update_flags) {
+ VLOG_WARN_RL(&error_rl,
+ "expected different act csum flags: 0x%x != 0x%x",
+ flower->csum_update_flags, c->update_flags);
+ return EINVAL;
+ }
+ flower->csum_update_flags = 0; /* so we know csum was handled */
+
+ if (flower->needs_full_ip_proto_mask
+ && flower->mask.ip_proto != UINT8_MAX) {
+ VLOG_WARN_RL(&error_rl, "expected full matching on flower ip_proto");
+ return EINVAL;
+ }
+
+ return 0;
+}
+
+static const struct nl_policy act_policy[] = {
+ [TCA_ACT_KIND] = { .type = NL_A_STRING, .optional = false, },
+ [TCA_ACT_COOKIE] = { .type = NL_A_UNSPEC, .optional = true, },
+ [TCA_ACT_OPTIONS] = { .type = NL_A_NESTED, .optional = true, },
+ [TCA_ACT_STATS] = { .type = NL_A_NESTED, .optional = false, },
+};
+
+static const struct nl_policy stats_policy[] = {
[TCA_STATS_BASIC] = { .type = NL_A_UNSPEC,
.min_len = sizeof(struct gnet_stats_basic),
.optional = false, },
};
static int
-nl_parse_single_action(struct nlattr *action, struct tc_flower *flower)
+nl_parse_single_action(struct nlattr *action, struct tc_flower *flower,
+ bool terse)
{
struct nlattr *act_options;
struct nlattr *act_stats;
struct nlattr *stats_attrs[ARRAY_SIZE(stats_policy)];
struct ovs_flow_stats *stats = &flower->stats;
const struct gnet_stats_basic *bs;
+ int err = 0;
if (!nl_parse_nested(action, act_policy, action_attrs,
- ARRAY_SIZE(act_policy))) {
+ ARRAY_SIZE(act_policy)) ||
+ (!terse && !action_attrs[TCA_ACT_OPTIONS])) {
VLOG_ERR_RL(&error_rl, "failed to parse single action options");
return EPROTO;
}
act_options = action_attrs[TCA_ACT_OPTIONS];
act_cookie = action_attrs[TCA_ACT_COOKIE];
- if (!strcmp(act_kind, "gact")) {
- nl_parse_act_drop(act_options, flower);
+ if (terse) {
+ /* Terse dump doesn't provide act options attribute. */
+ } else if (!strcmp(act_kind, "gact")) {
+ err = nl_parse_act_gact(act_options, flower);
} else if (!strcmp(act_kind, "mirred")) {
- nl_parse_act_mirred(act_options, flower);
+ err = nl_parse_act_mirred(act_options, flower);
} else if (!strcmp(act_kind, "vlan")) {
- nl_parse_act_vlan(act_options, flower);
+ err = nl_parse_act_vlan(act_options, flower);
+ } else if (!strcmp(act_kind, "mpls")) {
+ err = nl_parse_act_mpls(act_options, flower);
} else if (!strcmp(act_kind, "tunnel_key")) {
- nl_parse_act_tunnel_key(act_options, flower);
+ err = nl_parse_act_tunnel_key(act_options, flower);
+ } else if (!strcmp(act_kind, "pedit")) {
+ err = nl_parse_act_pedit(act_options, flower);
+ } else if (!strcmp(act_kind, "csum")) {
+ nl_parse_act_csum(act_options, flower);
+ } else if (!strcmp(act_kind, "skbedit")) {
+ /* Added for TC rule only (not in OvS rule) so ignore. */
+ } else if (!strcmp(act_kind, "ct")) {
+ nl_parse_act_ct(act_options, flower);
} else {
VLOG_ERR_RL(&error_rl, "unknown tc action kind: %s", act_kind);
- return EINVAL;
+ err = EINVAL;
+ }
+
+ if (err) {
+ return err;
}
if (act_cookie) {
}
bs = nl_attr_get_unspec(stats_attrs[TCA_STATS_BASIC], sizeof *bs);
- put_32aligned_u64(&stats->n_packets, bs->packets);
- put_32aligned_u64(&stats->n_bytes, bs->bytes);
+ if (bs->packets) {
+ put_32aligned_u64(&stats->n_packets, bs->packets);
+ put_32aligned_u64(&stats->n_bytes, bs->bytes);
+ }
return 0;
}
#define TCA_ACT_MIN_PRIO 1
static int
-nl_parse_flower_actions(struct nlattr **attrs, struct tc_flower *flower)
+nl_parse_flower_actions(struct nlattr **attrs, struct tc_flower *flower,
+ bool terse)
{
const struct nlattr *actions = attrs[TCA_FLOWER_ACT];
- static struct nl_policy actions_orders_policy[TCA_ACT_MAX_PRIO + 1] = {};
+ static struct nl_policy actions_orders_policy[TCA_ACT_MAX_NUM + 1] = {};
struct nlattr *actions_orders[ARRAY_SIZE(actions_orders_policy)];
const int max_size = ARRAY_SIZE(actions_orders_policy);
for (int i = TCA_ACT_MIN_PRIO; i < max_size; i++) {
if (actions_orders[i]) {
- int err = nl_parse_single_action(actions_orders[i], flower);
+ int err;
+
+ if (flower->action_count >= TCA_ACT_MAX_NUM) {
+ VLOG_DBG_RL(&error_rl, "Can only support %d actions", TCA_ACT_MAX_NUM);
+ return EOPNOTSUPP;
+ }
+ err = nl_parse_single_action(actions_orders[i], flower, terse);
if (err) {
return err;
}
}
+ if (flower->csum_update_flags) {
+ VLOG_WARN_RL(&error_rl,
+ "expected act csum with flags: 0x%x",
+ flower->csum_update_flags);
+ return EINVAL;
+ }
+
return 0;
}
static int
-nl_parse_flower_options(struct nlattr *nl_options, struct tc_flower *flower)
+nl_parse_flower_options(struct nlattr *nl_options, struct tc_flower *flower,
+ bool terse)
{
struct nlattr *attrs[ARRAY_SIZE(tca_flower_policy)];
+ int err;
+
+ if (terse) {
+ if (!nl_parse_nested(nl_options, tca_flower_terse_policy,
+ attrs, ARRAY_SIZE(tca_flower_terse_policy))) {
+ VLOG_ERR_RL(&error_rl, "failed to parse flower classifier terse options");
+ return EPROTO;
+ }
+ goto skip_flower_opts;
+ }
if (!nl_parse_nested(nl_options, tca_flower_policy,
attrs, ARRAY_SIZE(tca_flower_policy))) {
}
nl_parse_flower_eth(attrs, flower);
+ nl_parse_flower_arp(attrs, flower);
+ nl_parse_flower_mpls(attrs, flower);
nl_parse_flower_vlan(attrs, flower);
nl_parse_flower_ip(attrs, flower);
- nl_parse_flower_tunnel(attrs, flower);
- return nl_parse_flower_actions(attrs, flower);
+ err = nl_parse_flower_tunnel(attrs, flower);
+ if (err) {
+ return err;
+ }
+
+skip_flower_opts:
+ nl_parse_flower_flags(attrs, flower);
+ return nl_parse_flower_actions(attrs, flower, terse);
}
int
-parse_netlink_to_tc_flower(struct ofpbuf *reply, struct tc_flower *flower)
+parse_netlink_to_tc_flower(struct ofpbuf *reply, struct tcf_id *id,
+ struct tc_flower *flower, bool terse)
{
struct tcmsg *tc;
struct nlattr *ta[ARRAY_SIZE(tca_policy)];
memset(flower, 0, sizeof *flower);
tc = ofpbuf_at_assert(reply, NLMSG_HDRLEN, sizeof *tc);
- flower->handle = tc->tcm_handle;
+
flower->key.eth_type = (OVS_FORCE ovs_be16) tc_get_minor(tc->tcm_info);
flower->mask.eth_type = OVS_BE16_MAX;
- flower->prio = tc_get_major(tc->tcm_info);
+ id->prio = tc_get_major(tc->tcm_info);
+ id->handle = tc->tcm_handle;
+
+ if (id->prio == TC_RESERVED_PRIORITY_POLICE) {
+ return 0;
+ }
- if (!flower->handle) {
+ if (!id->handle) {
return EAGAIN;
}
return EPROTO;
}
+ if (ta[TCA_CHAIN]) {
+ id->chain = nl_attr_get_u32(ta[TCA_CHAIN]);
+ }
+
kind = nl_attr_get_string(ta[TCA_KIND]);
if (strcmp(kind, "flower")) {
- VLOG_ERR_RL(&error_rl, "failed to parse filter: %s", kind);
+ VLOG_DBG_ONCE("Unsupported filter: %s", kind);
return EPROTO;
}
- return nl_parse_flower_options(ta[TCA_OPTIONS], flower);
+ return nl_parse_flower_options(ta[TCA_OPTIONS], flower, terse);
}
int
-tc_dump_flower_start(int ifindex, struct nl_dump *dump)
+tc_dump_flower_start(struct tcf_id *id, struct nl_dump *dump, bool terse)
{
struct ofpbuf request;
- struct tcmsg *tcmsg;
- tcmsg = tc_make_request(ifindex, RTM_GETTFILTER, NLM_F_DUMP, &request);
- tcmsg->tcm_parent = TC_INGRESS_PARENT;
- tcmsg->tcm_info = TC_H_UNSPEC;
- tcmsg->tcm_handle = 0;
+ request_from_tcf_id(id, 0, RTM_GETTFILTER, NLM_F_DUMP, &request);
+ if (terse) {
+ struct nla_bitfield32 dump_flags = { TCA_DUMP_FLAGS_TERSE,
+ TCA_DUMP_FLAGS_TERSE };
+ nl_msg_put_unspec(&request, TCA_DUMP_FLAGS, &dump_flags,
+ sizeof dump_flags);
+ }
nl_dump_start(dump, NETLINK_ROUTE, &request);
ofpbuf_uninit(&request);
}
int
-tc_flush(int ifindex)
+tc_del_filter(struct tcf_id *id)
{
struct ofpbuf request;
- struct tcmsg *tcmsg;
-
- tcmsg = tc_make_request(ifindex, RTM_DELTFILTER, NLM_F_ACK, &request);
- tcmsg->tcm_parent = TC_INGRESS_PARENT;
- tcmsg->tcm_info = TC_H_UNSPEC;
+ request_from_tcf_id(id, 0, RTM_DELTFILTER, NLM_F_ACK, &request);
return tc_transact(&request, NULL);
}
int
-tc_del_filter(int ifindex, int prio, int handle)
-{
- struct ofpbuf request;
- struct tcmsg *tcmsg;
- struct ofpbuf *reply;
- int error;
-
- tcmsg = tc_make_request(ifindex, RTM_DELTFILTER, NLM_F_ECHO, &request);
- tcmsg->tcm_parent = TC_INGRESS_PARENT;
- tcmsg->tcm_info = tc_make_handle(prio, 0);
- tcmsg->tcm_handle = handle;
-
- error = tc_transact(&request, &reply);
- if (!error) {
- ofpbuf_delete(reply);
- }
- return error;
-}
-
-int
-tc_get_flower(int ifindex, int prio, int handle, struct tc_flower *flower)
+tc_get_flower(struct tcf_id *id, struct tc_flower *flower)
{
struct ofpbuf request;
- struct tcmsg *tcmsg;
struct ofpbuf *reply;
int error;
- tcmsg = tc_make_request(ifindex, RTM_GETTFILTER, NLM_F_ECHO, &request);
- tcmsg->tcm_parent = TC_INGRESS_PARENT;
- tcmsg->tcm_info = tc_make_handle(prio, 0);
- tcmsg->tcm_handle = handle;
-
+ request_from_tcf_id(id, 0, RTM_GETTFILTER, NLM_F_ECHO, &request);
error = tc_transact(&request, &reply);
if (error) {
return error;
}
- error = parse_netlink_to_tc_flower(reply, flower);
+ error = parse_netlink_to_tc_flower(reply, id, flower, false);
ofpbuf_delete(reply);
return error;
}
}
static void
-nl_msg_put_act_push_vlan(struct ofpbuf *request, uint16_t vid, uint8_t prio)
+nl_msg_put_act_csum(struct ofpbuf *request, uint32_t flags)
+{
+ size_t offset;
+
+ nl_msg_put_string(request, TCA_ACT_KIND, "csum");
+ offset = nl_msg_start_nested(request, TCA_ACT_OPTIONS);
+ {
+ struct tc_csum parm = { .action = TC_ACT_PIPE,
+ .update_flags = flags };
+
+ nl_msg_put_unspec(request, TCA_CSUM_PARMS, &parm, sizeof parm);
+ }
+ nl_msg_end_nested(request, offset);
+}
+
+static void
+nl_msg_put_act_pedit(struct ofpbuf *request, struct tc_pedit *parm,
+ struct tc_pedit_key_ex *ex)
+{
+ size_t ksize = sizeof *parm + parm->nkeys * sizeof(struct tc_pedit_key);
+ size_t offset, offset_keys_ex, offset_key;
+ int i;
+
+ nl_msg_put_string(request, TCA_ACT_KIND, "pedit");
+ offset = nl_msg_start_nested(request, TCA_ACT_OPTIONS);
+ {
+ parm->action = TC_ACT_PIPE;
+
+ nl_msg_put_unspec(request, TCA_PEDIT_PARMS_EX, parm, ksize);
+ offset_keys_ex = nl_msg_start_nested(request, TCA_PEDIT_KEYS_EX);
+ for (i = 0; i < parm->nkeys; i++, ex++) {
+ offset_key = nl_msg_start_nested(request, TCA_PEDIT_KEY_EX);
+ nl_msg_put_u16(request, TCA_PEDIT_KEY_EX_HTYPE, ex->htype);
+ nl_msg_put_u16(request, TCA_PEDIT_KEY_EX_CMD, ex->cmd);
+ nl_msg_end_nested(request, offset_key);
+ }
+ nl_msg_end_nested(request, offset_keys_ex);
+ }
+ nl_msg_end_nested(request, offset);
+}
+
+static void
+nl_msg_put_act_push_vlan(struct ofpbuf *request, ovs_be16 tpid,
+ uint16_t vid, uint8_t prio)
{
size_t offset;
.v_action = TCA_VLAN_ACT_PUSH };
nl_msg_put_unspec(request, TCA_VLAN_PARMS, &parm, sizeof parm);
+ nl_msg_put_be16(request, TCA_VLAN_PUSH_VLAN_PROTOCOL, tpid);
nl_msg_put_u16(request, TCA_VLAN_PUSH_VLAN_ID, vid);
nl_msg_put_u8(request, TCA_VLAN_PUSH_VLAN_PRIORITY, prio);
}
nl_msg_end_nested(request, offset);
}
+static void
+nl_msg_put_act_pop_mpls(struct ofpbuf *request, ovs_be16 proto)
+{
+ size_t offset;
+
+ nl_msg_put_string(request, TCA_ACT_KIND, "mpls");
+ offset = nl_msg_start_nested(request, TCA_ACT_OPTIONS | NLA_F_NESTED);
+ {
+ struct tc_mpls parm = { .action = TC_ACT_PIPE,
+ .m_action = TCA_MPLS_ACT_POP };
+
+ nl_msg_put_unspec(request, TCA_MPLS_PARMS, &parm, sizeof parm);
+ nl_msg_put_be16(request, TCA_MPLS_PROTO, proto);
+ }
+ nl_msg_end_nested(request, offset);
+}
+
+static void
+nl_msg_put_act_push_mpls(struct ofpbuf *request, ovs_be16 proto,
+ uint32_t label, uint8_t tc, uint8_t ttl, uint8_t bos)
+{
+ size_t offset;
+
+ nl_msg_put_string(request, TCA_ACT_KIND, "mpls");
+ offset = nl_msg_start_nested(request, TCA_ACT_OPTIONS | NLA_F_NESTED);
+ {
+ struct tc_mpls parm = { .action = TC_ACT_PIPE,
+ .m_action = TCA_MPLS_ACT_PUSH };
+
+ nl_msg_put_unspec(request, TCA_MPLS_PARMS, &parm, sizeof parm);
+ nl_msg_put_be16(request, TCA_MPLS_PROTO, proto);
+ nl_msg_put_u32(request, TCA_MPLS_LABEL, label);
+ nl_msg_put_u8(request, TCA_MPLS_TC, tc);
+ nl_msg_put_u8(request, TCA_MPLS_TTL, ttl);
+ nl_msg_put_u8(request, TCA_MPLS_BOS, bos);
+ }
+ nl_msg_end_nested(request, offset);
+}
+
+static void
+nl_msg_put_act_set_mpls(struct ofpbuf *request, uint32_t label, uint8_t tc,
+ uint8_t ttl, uint8_t bos)
+{
+ size_t offset;
+
+ nl_msg_put_string(request, TCA_ACT_KIND, "mpls");
+ offset = nl_msg_start_nested(request, TCA_ACT_OPTIONS | NLA_F_NESTED);
+ {
+ struct tc_mpls parm = { .action = TC_ACT_PIPE,
+ .m_action = TCA_MPLS_ACT_MODIFY };
+
+ nl_msg_put_unspec(request, TCA_MPLS_PARMS, &parm, sizeof parm);
+ nl_msg_put_u32(request, TCA_MPLS_LABEL, label);
+ nl_msg_put_u8(request, TCA_MPLS_TC, tc);
+ nl_msg_put_u8(request, TCA_MPLS_TTL, ttl);
+ nl_msg_put_u8(request, TCA_MPLS_BOS, bos);
+ }
+ nl_msg_end_nested(request, offset);
+}
+
static void
nl_msg_put_act_tunnel_key_release(struct ofpbuf *request)
{
}
static void
-nl_msg_put_act_tunnel_key_set(struct ofpbuf *request, ovs_be64 id,
- ovs_be32 ipv4_src, ovs_be32 ipv4_dst,
- struct in6_addr *ipv6_src,
- struct in6_addr *ipv6_dst,
- ovs_be16 tp_dst)
+nl_msg_put_act_tunnel_geneve_option(struct ofpbuf *request,
+ struct tun_metadata tun_metadata)
+{
+ const struct geneve_opt *opt;
+ size_t outer, inner;
+ int len, cnt = 0;
+
+ len = tun_metadata.present.len;
+ if (!len) {
+ return;
+ }
+
+ outer = nl_msg_start_nested(request, TCA_TUNNEL_KEY_ENC_OPTS);
+
+ while (len) {
+ opt = &tun_metadata.opts.gnv[cnt];
+ inner = nl_msg_start_nested(request, TCA_TUNNEL_KEY_ENC_OPTS_GENEVE);
+
+ nl_msg_put_be16(request, TCA_TUNNEL_KEY_ENC_OPT_GENEVE_CLASS,
+ opt->opt_class);
+ nl_msg_put_u8(request, TCA_TUNNEL_KEY_ENC_OPT_GENEVE_TYPE, opt->type);
+ nl_msg_put_unspec(request, TCA_TUNNEL_KEY_ENC_OPT_GENEVE_DATA, opt + 1,
+ opt->length * 4);
+
+ cnt += sizeof(struct geneve_opt) / 4 + opt->length;
+ len -= sizeof(struct geneve_opt) + opt->length * 4;
+
+ nl_msg_end_nested(request, inner);
+ }
+
+ nl_msg_end_nested(request, outer);
+}
+
+static void
+nl_msg_put_act_tunnel_key_set(struct ofpbuf *request, bool id_present,
+ ovs_be64 id, ovs_be32 ipv4_src,
+ ovs_be32 ipv4_dst, struct in6_addr *ipv6_src,
+ struct in6_addr *ipv6_dst,
+ ovs_be16 tp_dst, uint8_t tos, uint8_t ttl,
+ struct tun_metadata tun_metadata,
+ uint8_t no_csum)
{
size_t offset;
nl_msg_put_unspec(request, TCA_TUNNEL_KEY_PARMS, &tun, sizeof tun);
ovs_be32 id32 = be64_to_be32(id);
- nl_msg_put_be32(request, TCA_TUNNEL_KEY_ENC_KEY_ID, id32);
+ if (id_present) {
+ nl_msg_put_be32(request, TCA_TUNNEL_KEY_ENC_KEY_ID, id32);
+ }
if (ipv4_dst) {
nl_msg_put_be32(request, TCA_TUNNEL_KEY_ENC_IPV4_SRC, ipv4_src);
nl_msg_put_be32(request, TCA_TUNNEL_KEY_ENC_IPV4_DST, ipv4_dst);
- } else if (!is_all_zeros(ipv6_dst, sizeof *ipv6_dst)) {
+ } else if (ipv6_addr_is_set(ipv6_dst)) {
nl_msg_put_in6_addr(request, TCA_TUNNEL_KEY_ENC_IPV6_DST,
ipv6_dst);
nl_msg_put_in6_addr(request, TCA_TUNNEL_KEY_ENC_IPV6_SRC,
ipv6_src);
}
- nl_msg_put_be16(request, TCA_TUNNEL_KEY_ENC_DST_PORT, tp_dst);
+ if (tos) {
+ nl_msg_put_u8(request, TCA_TUNNEL_KEY_ENC_TOS, tos);
+ }
+ if (ttl) {
+ nl_msg_put_u8(request, TCA_TUNNEL_KEY_ENC_TTL, ttl);
+ }
+ if (tp_dst) {
+ nl_msg_put_be16(request, TCA_TUNNEL_KEY_ENC_DST_PORT, tp_dst);
+ }
+ nl_msg_put_act_tunnel_geneve_option(request, tun_metadata);
+ nl_msg_put_u8(request, TCA_TUNNEL_KEY_NO_CSUM, no_csum);
}
nl_msg_end_nested(request, offset);
}
static void
-nl_msg_put_act_drop(struct ofpbuf *request)
+nl_msg_put_act_gact(struct ofpbuf *request, uint32_t chain)
{
size_t offset;
{
struct tc_gact p = { .action = TC_ACT_SHOT };
+ if (chain) {
+ p.action = TC_ACT_GOTO_CHAIN | chain;
+ }
+
nl_msg_put_unspec(request, TCA_GACT_PARMS, &p, sizeof p);
}
nl_msg_end_nested(request, offset);
}
static void
-nl_msg_put_act_redirect(struct ofpbuf *request, int ifindex)
+nl_msg_put_act_ct(struct ofpbuf *request, struct tc_action *action)
+{
+ uint16_t ct_action = 0;
+ size_t offset;
+
+ nl_msg_put_string(request, TCA_ACT_KIND, "ct");
+ offset = nl_msg_start_nested(request, TCA_ACT_OPTIONS | NLA_F_NESTED);
+ {
+ struct tc_ct ct = {
+ .action = TC_ACT_PIPE,
+ };
+
+ if (!action->ct.clear) {
+ if (action->ct.zone) {
+ nl_msg_put_u16(request, TCA_CT_ZONE, action->ct.zone);
+ }
+
+ if (!is_all_zeros(&action->ct.label_mask,
+ sizeof action->ct.label_mask)) {
+ nl_msg_put_u128(request, TCA_CT_LABELS,
+ action->ct.label);
+ nl_msg_put_u128(request, TCA_CT_LABELS_MASK,
+ action->ct.label_mask);
+ }
+
+ if (action->ct.mark_mask) {
+ nl_msg_put_u32(request, TCA_CT_MARK,
+ action->ct.mark);
+ nl_msg_put_u32(request, TCA_CT_MARK_MASK,
+ action->ct.mark_mask);
+ }
+
+ if (action->ct.commit) {
+ ct_action = TCA_CT_ACT_COMMIT;
+ if (action->ct.force) {
+ ct_action |= TCA_CT_ACT_FORCE;
+ }
+ }
+
+ if (action->ct.nat_type) {
+ ct_action |= TCA_CT_ACT_NAT;
+
+ if (action->ct.nat_type == TC_NAT_SRC) {
+ ct_action |= TCA_CT_ACT_NAT_SRC;
+ } else if (action->ct.nat_type == TC_NAT_DST) {
+ ct_action |= TCA_CT_ACT_NAT_DST;
+ }
+
+ if (action->ct.range.ip_family == AF_INET) {
+ nl_msg_put_be32(request, TCA_CT_NAT_IPV4_MIN,
+ action->ct.range.ipv4.min);
+ if (action->ct.range.ipv4.max) {
+ nl_msg_put_be32(request, TCA_CT_NAT_IPV4_MAX,
+ action->ct.range.ipv4.max);
+ }
+ } else if (action->ct.range.ip_family == AF_INET6) {
+
+ nl_msg_put_in6_addr(request, TCA_CT_NAT_IPV6_MIN,
+ &action->ct.range.ipv6.min);
+ if (ipv6_addr_is_set(&action->ct.range.ipv6.max)) {
+ nl_msg_put_in6_addr(request, TCA_CT_NAT_IPV6_MAX,
+ &action->ct.range.ipv6.max);
+ }
+ }
+
+ if (action->ct.range.port.min) {
+ nl_msg_put_be16(request, TCA_CT_NAT_PORT_MIN,
+ action->ct.range.port.min);
+ if (action->ct.range.port.max) {
+ nl_msg_put_be16(request, TCA_CT_NAT_PORT_MAX,
+ action->ct.range.port.max);
+ }
+ }
+ }
+ } else {
+ ct_action = TCA_CT_ACT_CLEAR;
+ }
+
+ nl_msg_put_u16(request, TCA_CT_ACTION, ct_action);
+ nl_msg_put_unspec(request, TCA_CT_PARMS, &ct, sizeof ct);
+ }
+ nl_msg_end_nested(request, offset);
+}
+
+static void
+nl_msg_put_act_skbedit_to_host(struct ofpbuf *request)
+{
+ size_t offset;
+
+ nl_msg_put_string(request, TCA_ACT_KIND, "skbedit");
+ offset = nl_msg_start_nested(request, TCA_ACT_OPTIONS);
+ {
+ struct tc_skbedit s = { .action = TC_ACT_PIPE };
+
+ nl_msg_put_unspec(request, TCA_SKBEDIT_PARMS, &s, sizeof s);
+ nl_msg_put_be16(request, TCA_SKBEDIT_PTYPE, PACKET_HOST);
+ }
+ nl_msg_end_nested(request, offset);
+}
+
+static void
+nl_msg_put_act_mirred(struct ofpbuf *request, int ifindex, int action,
+ int eaction)
{
size_t offset;
nl_msg_put_string(request, TCA_ACT_KIND, "mirred");
offset = nl_msg_start_nested(request, TCA_ACT_OPTIONS);
{
- struct tc_mirred m = { .action = TC_ACT_STOLEN,
- .eaction = TCA_EGRESS_REDIR,
+ struct tc_mirred m = { .action = action,
+ .eaction = eaction,
.ifindex = ifindex };
nl_msg_put_unspec(request, TCA_MIRRED_PARMS, &m, sizeof m);
}
}
+static inline void
+nl_msg_put_act_flags(struct ofpbuf *request) {
+ struct nla_bitfield32 act_flags = { TCA_ACT_FLAGS_NO_PERCPU_STATS,
+ TCA_ACT_FLAGS_NO_PERCPU_STATS };
+
+ nl_msg_put_unspec(request, TCA_ACT_FLAGS, &act_flags, sizeof act_flags);
+}
+
+/* Given flower, a key_to_pedit map entry, calculates the rest,
+ * where:
+ *
+ * mask, data - pointers of where read the first word of flower->key/mask.
+ * current_offset - which offset to use for the first pedit action.
+ * cnt - max pedits actions to use.
+ * first_word_mask/last_word_mask - the mask to use for the first/last read
+ * (as we read entire words). */
static void
+calc_offsets(struct tc_flower *flower, struct flower_key_to_pedit *m,
+ int *cur_offset, int *cnt, ovs_be32 *last_word_mask,
+ ovs_be32 *first_word_mask, ovs_be32 **mask, ovs_be32 **data)
+{
+ int start_offset, max_offset, total_size;
+ int diff, right_zero_bits, left_zero_bits;
+ char *rewrite_key = (void *) &flower->rewrite.key;
+ char *rewrite_mask = (void *) &flower->rewrite.mask;
+
+ max_offset = m->offset + m->size;
+ start_offset = ROUND_DOWN(m->offset, 4);
+ diff = m->offset - start_offset;
+ total_size = max_offset - start_offset;
+ right_zero_bits = 8 * (4 - ((max_offset % 4) ? : 4));
+ left_zero_bits = 8 * (m->offset - start_offset);
+
+ *cur_offset = start_offset;
+ *cnt = (total_size / 4) + (total_size % 4 ? 1 : 0);
+ *last_word_mask = htonl(UINT32_MAX << right_zero_bits);
+ *first_word_mask = htonl(UINT32_MAX >> left_zero_bits);
+ *data = (void *) (rewrite_key + m->flower_offset - diff);
+ *mask = (void *) (rewrite_mask + m->flower_offset - diff);
+}
+
+static inline int
+csum_update_flag(struct tc_flower *flower,
+ enum pedit_header_type htype) {
+ /* Explictily specifiy the csum flags so HW can return EOPNOTSUPP
+ * if it doesn't support a checksum recalculation of some headers.
+ * And since OVS allows a flow such as
+ * eth(dst=<mac>),eth_type(0x0800) actions=set(ipv4(src=<new_ip>))
+ * we need to force a more specific flow as this can, for example,
+ * need a recalculation of icmp checksum if the packet that passes
+ * is ICMPv6 and tcp checksum if its tcp. */
+
+ switch (htype) {
+ case TCA_PEDIT_KEY_EX_HDR_TYPE_IP4:
+ flower->csum_update_flags |= TCA_CSUM_UPDATE_FLAG_IPV4HDR;
+ /* Fall through. */
+ case TCA_PEDIT_KEY_EX_HDR_TYPE_IP6:
+ case TCA_PEDIT_KEY_EX_HDR_TYPE_TCP:
+ case TCA_PEDIT_KEY_EX_HDR_TYPE_UDP:
+ if (flower->key.ip_proto == IPPROTO_TCP) {
+ flower->needs_full_ip_proto_mask = true;
+ flower->csum_update_flags |= TCA_CSUM_UPDATE_FLAG_TCP;
+ } else if (flower->key.ip_proto == IPPROTO_UDP) {
+ flower->needs_full_ip_proto_mask = true;
+ flower->csum_update_flags |= TCA_CSUM_UPDATE_FLAG_UDP;
+ } else if (flower->key.ip_proto == IPPROTO_ICMP) {
+ flower->needs_full_ip_proto_mask = true;
+ } else if (flower->key.ip_proto == IPPROTO_ICMPV6) {
+ flower->needs_full_ip_proto_mask = true;
+ flower->csum_update_flags |= TCA_CSUM_UPDATE_FLAG_ICMP;
+ } else {
+ VLOG_WARN_RL(&error_rl,
+ "can't offload rewrite of IP/IPV6 with ip_proto: %d",
+ flower->key.ip_proto);
+ break;
+ }
+ /* Fall through. */
+ case TCA_PEDIT_KEY_EX_HDR_TYPE_ETH:
+ return 0; /* success */
+
+ case TCA_PEDIT_KEY_EX_HDR_TYPE_NETWORK:
+ case __PEDIT_HDR_TYPE_MAX:
+ default:
+ break;
+ }
+
+ return EOPNOTSUPP;
+}
+
+static int
+nl_msg_put_flower_rewrite_pedits(struct ofpbuf *request,
+ struct tc_flower *flower)
+{
+ struct {
+ struct tc_pedit sel;
+ struct tc_pedit_key keys[MAX_PEDIT_OFFSETS];
+ struct tc_pedit_key_ex keys_ex[MAX_PEDIT_OFFSETS];
+ } sel = {
+ .sel = {
+ .nkeys = 0
+ }
+ };
+ int i, j, err;
+
+ for (i = 0; i < ARRAY_SIZE(flower_pedit_map); i++) {
+ struct flower_key_to_pedit *m = &flower_pedit_map[i];
+ struct tc_pedit_key *pedit_key = NULL;
+ struct tc_pedit_key_ex *pedit_key_ex = NULL;
+ ovs_be32 *mask, *data, first_word_mask, last_word_mask;
+ int cnt = 0, cur_offset = 0;
+
+ if (!m->size) {
+ continue;
+ }
+
+ calc_offsets(flower, m, &cur_offset, &cnt, &last_word_mask,
+ &first_word_mask, &mask, &data);
+
+ for (j = 0; j < cnt; j++, mask++, data++, cur_offset += 4) {
+ ovs_be32 mask_word = *mask;
+ ovs_be32 data_word = *data;
+
+ if (j == 0) {
+ mask_word &= first_word_mask;
+ }
+ if (j == cnt - 1) {
+ mask_word &= last_word_mask;
+ }
+ if (!mask_word) {
+ continue;
+ }
+ if (sel.sel.nkeys == MAX_PEDIT_OFFSETS) {
+ VLOG_WARN_RL(&error_rl, "reached too many pedit offsets: %d",
+ MAX_PEDIT_OFFSETS);
+ return EOPNOTSUPP;
+ }
+
+ pedit_key = &sel.keys[sel.sel.nkeys];
+ pedit_key_ex = &sel.keys_ex[sel.sel.nkeys];
+ pedit_key_ex->cmd = TCA_PEDIT_KEY_EX_CMD_SET;
+ pedit_key_ex->htype = m->htype;
+ pedit_key->off = cur_offset;
+ mask_word = htonl(ntohl(mask_word) >> m->boundary_shift);
+ data_word = htonl(ntohl(data_word) >> m->boundary_shift);
+ pedit_key->mask = ~mask_word;
+ pedit_key->val = data_word & mask_word;
+ sel.sel.nkeys++;
+
+ err = csum_update_flag(flower, m->htype);
+ if (err) {
+ return err;
+ }
+
+ if (flower->needs_full_ip_proto_mask) {
+ flower->mask.ip_proto = UINT8_MAX;
+ }
+ }
+ }
+ nl_msg_put_act_pedit(request, &sel.sel, sel.keys_ex);
+
+ return 0;
+}
+
+static int
nl_msg_put_flower_acts(struct ofpbuf *request, struct tc_flower *flower)
{
+ bool ingress, released = false;
size_t offset;
size_t act_offset;
+ uint16_t act_index = 1;
+ struct tc_action *action;
+ int i, ifindex = 0;
offset = nl_msg_start_nested(request, TCA_FLOWER_ACT);
{
- uint16_t act_index = 1;
-
- if (flower->set.set) {
- act_offset = nl_msg_start_nested(request, act_index++);
- nl_msg_put_act_tunnel_key_set(request, flower->set.id,
- flower->set.ipv4.ipv4_src,
- flower->set.ipv4.ipv4_dst,
- &flower->set.ipv6.ipv6_src,
- &flower->set.ipv6.ipv6_dst,
- flower->set.tp_dst);
- nl_msg_end_nested(request, act_offset);
- }
- if (flower->tunnel.tunnel) {
- act_offset = nl_msg_start_nested(request, act_index++);
- nl_msg_put_act_tunnel_key_release(request);
- nl_msg_end_nested(request, act_offset);
- }
- if (flower->vlan_pop) {
- act_offset = nl_msg_start_nested(request, act_index++);
- nl_msg_put_act_pop_vlan(request);
- nl_msg_end_nested(request, act_offset);
- }
- if (flower->vlan_push_id) {
- act_offset = nl_msg_start_nested(request, act_index++);
- nl_msg_put_act_push_vlan(request,
- flower->vlan_push_id,
- flower->vlan_push_prio);
- nl_msg_end_nested(request, act_offset);
- }
- if (flower->ifindex_out) {
- act_offset = nl_msg_start_nested(request, act_index++);
- nl_msg_put_act_redirect(request, flower->ifindex_out);
- nl_msg_put_act_cookie(request, &flower->act_cookie);
- nl_msg_end_nested(request, act_offset);
- } else {
- act_offset = nl_msg_start_nested(request, act_index++);
- nl_msg_put_act_drop(request);
- nl_msg_put_act_cookie(request, &flower->act_cookie);
- nl_msg_end_nested(request, act_offset);
+ int error;
+
+ action = flower->actions;
+ for (i = 0; i < flower->action_count; i++, action++) {
+ switch (action->type) {
+ case TC_ACT_PEDIT: {
+ act_offset = nl_msg_start_nested(request, act_index++);
+ error = nl_msg_put_flower_rewrite_pedits(request, flower);
+ if (error) {
+ return error;
+ }
+ nl_msg_end_nested(request, act_offset);
+
+ if (flower->csum_update_flags) {
+ act_offset = nl_msg_start_nested(request, act_index++);
+ nl_msg_put_act_csum(request, flower->csum_update_flags);
+ nl_msg_put_act_flags(request);
+ nl_msg_end_nested(request, act_offset);
+ }
+ }
+ break;
+ case TC_ACT_ENCAP: {
+ act_offset = nl_msg_start_nested(request, act_index++);
+ nl_msg_put_act_tunnel_key_set(request, action->encap.id_present,
+ action->encap.id,
+ action->encap.ipv4.ipv4_src,
+ action->encap.ipv4.ipv4_dst,
+ &action->encap.ipv6.ipv6_src,
+ &action->encap.ipv6.ipv6_dst,
+ action->encap.tp_dst,
+ action->encap.tos,
+ action->encap.ttl,
+ action->encap.data,
+ action->encap.no_csum);
+ nl_msg_put_act_flags(request);
+ nl_msg_end_nested(request, act_offset);
+ }
+ break;
+ case TC_ACT_VLAN_POP: {
+ act_offset = nl_msg_start_nested(request, act_index++);
+ nl_msg_put_act_pop_vlan(request);
+ nl_msg_put_act_flags(request);
+ nl_msg_end_nested(request, act_offset);
+ }
+ break;
+ case TC_ACT_VLAN_PUSH: {
+ act_offset = nl_msg_start_nested(request, act_index++);
+ nl_msg_put_act_push_vlan(request,
+ action->vlan.vlan_push_tpid,
+ action->vlan.vlan_push_id,
+ action->vlan.vlan_push_prio);
+ nl_msg_put_act_flags(request);
+ nl_msg_end_nested(request, act_offset);
+ }
+ break;
+ case TC_ACT_MPLS_POP: {
+ act_offset = nl_msg_start_nested(request, act_index++);
+ nl_msg_put_act_pop_mpls(request, action->mpls.proto);
+ nl_msg_end_nested(request, act_offset);
+ }
+ break;
+ case TC_ACT_MPLS_PUSH: {
+ act_offset = nl_msg_start_nested(request, act_index++);
+ nl_msg_put_act_push_mpls(request, action->mpls.proto,
+ action->mpls.label, action->mpls.tc,
+ action->mpls.ttl, action->mpls.bos);
+ nl_msg_end_nested(request, act_offset);
+ }
+ break;
+ case TC_ACT_MPLS_SET: {
+ act_offset = nl_msg_start_nested(request, act_index++);
+ nl_msg_put_act_set_mpls(request, action->mpls.label,
+ action->mpls.tc, action->mpls.ttl,
+ action->mpls.bos);
+ nl_msg_end_nested(request, act_offset);
+ }
+ break;
+ case TC_ACT_OUTPUT: {
+ if (!released && flower->tunnel) {
+ act_offset = nl_msg_start_nested(request, act_index++);
+ nl_msg_put_act_tunnel_key_release(request);
+ nl_msg_end_nested(request, act_offset);
+ released = true;
+ }
+
+ ingress = action->out.ingress;
+ ifindex = action->out.ifindex_out;
+ if (ifindex < 1) {
+ VLOG_ERR_RL(&error_rl, "%s: invalid ifindex: %d, type: %d",
+ __func__, ifindex, action->type);
+ return EINVAL;
+ }
+
+ if (ingress) {
+ /* If redirecting to ingress (internal port) ensure
+ * pkt_type on skb is set to PACKET_HOST. */
+ act_offset = nl_msg_start_nested(request, act_index++);
+ nl_msg_put_act_skbedit_to_host(request);
+ nl_msg_end_nested(request, act_offset);
+ }
+
+ act_offset = nl_msg_start_nested(request, act_index++);
+ if (i == flower->action_count - 1) {
+ if (ingress) {
+ nl_msg_put_act_mirred(request, ifindex, TC_ACT_STOLEN,
+ TCA_INGRESS_REDIR);
+ } else {
+ nl_msg_put_act_mirred(request, ifindex, TC_ACT_STOLEN,
+ TCA_EGRESS_REDIR);
+ }
+ } else {
+ if (ingress) {
+ nl_msg_put_act_mirred(request, ifindex, TC_ACT_PIPE,
+ TCA_INGRESS_MIRROR);
+ } else {
+ nl_msg_put_act_mirred(request, ifindex, TC_ACT_PIPE,
+ TCA_EGRESS_MIRROR);
+ }
+ }
+ nl_msg_put_act_cookie(request, &flower->act_cookie);
+ nl_msg_put_act_flags(request);
+ nl_msg_end_nested(request, act_offset);
+ }
+ break;
+ case TC_ACT_GOTO: {
+ if (released) {
+ /* We don't support tunnel release + output + goto
+ * for now, as next chain by default will try and match
+ * the tunnel metadata that was released/unset.
+ *
+ * This will happen with tunnel + mirror ports.
+ */
+ return -EOPNOTSUPP;
+ }
+
+ act_offset = nl_msg_start_nested(request, act_index++);
+ nl_msg_put_act_gact(request, action->chain);
+ nl_msg_put_act_cookie(request, &flower->act_cookie);
+ nl_msg_end_nested(request, act_offset);
+ }
+ break;
+ case TC_ACT_CT: {
+ act_offset = nl_msg_start_nested(request, act_index++);
+ nl_msg_put_act_ct(request, action);
+ nl_msg_put_act_cookie(request, &flower->act_cookie);
+ nl_msg_end_nested(request, act_offset);
+ }
+ break;
+ }
}
}
+
+ if (!flower->action_count) {
+ act_offset = nl_msg_start_nested(request, act_index++);
+ nl_msg_put_act_gact(request, 0);
+ nl_msg_put_act_cookie(request, &flower->act_cookie);
+ nl_msg_put_act_flags(request);
+ nl_msg_end_nested(request, act_offset);
+ }
nl_msg_end_nested(request, offset);
+
+ return 0;
}
static void
nl_msg_put_unspec(request, type, data, len);
}
+static void
+nl_msg_put_flower_tunnel_opts(struct ofpbuf *request, uint16_t type,
+ struct tun_metadata metadata)
+{
+ struct geneve_opt *opt;
+ size_t outer, inner;
+ int len, cnt = 0;
+
+ len = metadata.present.len;
+ if (!len) {
+ return;
+ }
+
+ outer = nl_msg_start_nested(request, type);
+ while (len) {
+ opt = &metadata.opts.gnv[cnt];
+ inner = nl_msg_start_nested(request, TCA_FLOWER_KEY_ENC_OPTS_GENEVE);
+
+ nl_msg_put_be16(request, TCA_FLOWER_KEY_ENC_OPT_GENEVE_CLASS,
+ opt->opt_class);
+ nl_msg_put_u8(request, TCA_FLOWER_KEY_ENC_OPT_GENEVE_TYPE, opt->type);
+ nl_msg_put_unspec(request, TCA_FLOWER_KEY_ENC_OPT_GENEVE_DATA, opt + 1,
+ opt->length * 4);
+
+ cnt += sizeof(struct geneve_opt) / 4 + opt->length;
+ len -= sizeof(struct geneve_opt) + opt->length * 4;
+
+ nl_msg_end_nested(request, inner);
+ }
+ nl_msg_end_nested(request, outer);
+}
+
static void
nl_msg_put_flower_tunnel(struct ofpbuf *request, struct tc_flower *flower)
{
- ovs_be32 ipv4_src = flower->tunnel.ipv4.ipv4_src;
- ovs_be32 ipv4_dst = flower->tunnel.ipv4.ipv4_dst;
- struct in6_addr *ipv6_src = &flower->tunnel.ipv6.ipv6_src;
- struct in6_addr *ipv6_dst = &flower->tunnel.ipv6.ipv6_dst;
- ovs_be16 tp_dst = flower->tunnel.tp_dst;
- ovs_be32 id = be64_to_be32(flower->tunnel.id);
-
- nl_msg_put_be32(request, TCA_FLOWER_KEY_ENC_KEY_ID, id);
- if (ipv4_dst) {
- nl_msg_put_be32(request, TCA_FLOWER_KEY_ENC_IPV4_SRC, ipv4_src);
+ ovs_be32 ipv4_src_mask = flower->mask.tunnel.ipv4.ipv4_src;
+ ovs_be32 ipv4_dst_mask = flower->mask.tunnel.ipv4.ipv4_dst;
+ ovs_be32 ipv4_src = flower->key.tunnel.ipv4.ipv4_src;
+ ovs_be32 ipv4_dst = flower->key.tunnel.ipv4.ipv4_dst;
+ struct in6_addr *ipv6_src_mask = &flower->mask.tunnel.ipv6.ipv6_src;
+ struct in6_addr *ipv6_dst_mask = &flower->mask.tunnel.ipv6.ipv6_dst;
+ struct in6_addr *ipv6_src = &flower->key.tunnel.ipv6.ipv6_src;
+ struct in6_addr *ipv6_dst = &flower->key.tunnel.ipv6.ipv6_dst;
+ ovs_be16 tp_dst = flower->key.tunnel.tp_dst;
+ ovs_be32 id = be64_to_be32(flower->key.tunnel.id);
+ uint8_t tos = flower->key.tunnel.tos;
+ uint8_t ttl = flower->key.tunnel.ttl;
+ uint8_t tos_mask = flower->mask.tunnel.tos;
+ uint8_t ttl_mask = flower->mask.tunnel.ttl;
+ ovs_be64 id_mask = flower->mask.tunnel.id;
+
+ if (ipv4_dst_mask || ipv4_src_mask) {
+ nl_msg_put_be32(request, TCA_FLOWER_KEY_ENC_IPV4_DST_MASK,
+ ipv4_dst_mask);
+ nl_msg_put_be32(request, TCA_FLOWER_KEY_ENC_IPV4_SRC_MASK,
+ ipv4_src_mask);
nl_msg_put_be32(request, TCA_FLOWER_KEY_ENC_IPV4_DST, ipv4_dst);
- } else if (!is_all_zeros(ipv6_dst, sizeof *ipv6_dst)) {
- nl_msg_put_in6_addr(request, TCA_FLOWER_KEY_ENC_IPV6_SRC, ipv6_src);
+ nl_msg_put_be32(request, TCA_FLOWER_KEY_ENC_IPV4_SRC, ipv4_src);
+ } else if (ipv6_addr_is_set(ipv6_dst_mask) ||
+ ipv6_addr_is_set(ipv6_src_mask)) {
+ nl_msg_put_in6_addr(request, TCA_FLOWER_KEY_ENC_IPV6_DST_MASK,
+ ipv6_dst_mask);
+ nl_msg_put_in6_addr(request, TCA_FLOWER_KEY_ENC_IPV6_SRC_MASK,
+ ipv6_src_mask);
nl_msg_put_in6_addr(request, TCA_FLOWER_KEY_ENC_IPV6_DST, ipv6_dst);
+ nl_msg_put_in6_addr(request, TCA_FLOWER_KEY_ENC_IPV6_SRC, ipv6_src);
+ }
+ if (tos_mask) {
+ nl_msg_put_u8(request, TCA_FLOWER_KEY_ENC_IP_TOS, tos);
+ nl_msg_put_u8(request, TCA_FLOWER_KEY_ENC_IP_TOS_MASK, tos_mask);
+ }
+ if (ttl_mask) {
+ nl_msg_put_u8(request, TCA_FLOWER_KEY_ENC_IP_TTL, ttl);
+ nl_msg_put_u8(request, TCA_FLOWER_KEY_ENC_IP_TTL_MASK, ttl_mask);
+ }
+ if (tp_dst) {
+ nl_msg_put_be16(request, TCA_FLOWER_KEY_ENC_UDP_DST_PORT, tp_dst);
+ }
+ if (id_mask) {
+ nl_msg_put_be32(request, TCA_FLOWER_KEY_ENC_KEY_ID, id);
}
- nl_msg_put_be16(request, TCA_FLOWER_KEY_ENC_UDP_DST_PORT, tp_dst);
+ nl_msg_put_flower_tunnel_opts(request, TCA_FLOWER_KEY_ENC_OPTS,
+ flower->key.tunnel.metadata);
+ nl_msg_put_flower_tunnel_opts(request, TCA_FLOWER_KEY_ENC_OPTS_MASK,
+ flower->mask.tunnel.metadata);
}
-static void
+#define FLOWER_PUT_MASKED_VALUE(member, type) \
+ nl_msg_put_masked_value(request, type, type##_MASK, &flower->key.member, \
+ &flower->mask.member, sizeof flower->key.member)
+
+static int
nl_msg_put_flower_options(struct ofpbuf *request, struct tc_flower *flower)
{
+
uint16_t host_eth_type = ntohs(flower->key.eth_type);
- bool is_vlan = (host_eth_type == ETH_TYPE_VLAN);
+ bool is_vlan = eth_type_vlan(flower->key.eth_type);
+ bool is_qinq = is_vlan && eth_type_vlan(flower->key.encap_eth_type[0]);
+ bool is_mpls = eth_type_mpls(flower->key.eth_type);
+ enum tc_offload_policy policy = flower->tc_policy;
+ int err;
+
+ /* need to parse acts first as some acts require changing the matching
+ * see csum_update_flag() */
+ err = nl_msg_put_flower_acts(request, flower);
+ if (err) {
+ return err;
+ }
if (is_vlan) {
- host_eth_type = ntohs(flower->key.encap_eth_type);
+ if (is_qinq) {
+ host_eth_type = ntohs(flower->key.encap_eth_type[1]);
+ } else {
+ host_eth_type = ntohs(flower->key.encap_eth_type[0]);
+ }
}
- nl_msg_put_masked_value(request,
- TCA_FLOWER_KEY_ETH_DST,
- TCA_FLOWER_KEY_ETH_DST_MASK,
- &flower->key.dst_mac,
- &flower->mask.dst_mac, ETH_ALEN);
+ if (is_mpls) {
+ host_eth_type = ntohs(flower->key.encap_eth_type[0]);
+ }
- nl_msg_put_masked_value(request,
- TCA_FLOWER_KEY_ETH_SRC,
- TCA_FLOWER_KEY_ETH_SRC_MASK,
- &flower->key.src_mac,
- &flower->mask.src_mac, ETH_ALEN);
+ FLOWER_PUT_MASKED_VALUE(dst_mac, TCA_FLOWER_KEY_ETH_DST);
+ FLOWER_PUT_MASKED_VALUE(src_mac, TCA_FLOWER_KEY_ETH_SRC);
+
+ if (host_eth_type == ETH_P_ARP) {
+ FLOWER_PUT_MASKED_VALUE(arp.spa, TCA_FLOWER_KEY_ARP_SIP);
+ FLOWER_PUT_MASKED_VALUE(arp.tpa, TCA_FLOWER_KEY_ARP_TIP);
+ FLOWER_PUT_MASKED_VALUE(arp.sha, TCA_FLOWER_KEY_ARP_SHA);
+ FLOWER_PUT_MASKED_VALUE(arp.tha, TCA_FLOWER_KEY_ARP_THA);
+ FLOWER_PUT_MASKED_VALUE(arp.opcode, TCA_FLOWER_KEY_ARP_OP);
+ }
if (host_eth_type == ETH_P_IP || host_eth_type == ETH_P_IPV6) {
+ FLOWER_PUT_MASKED_VALUE(ip_ttl, TCA_FLOWER_KEY_IP_TTL);
+ FLOWER_PUT_MASKED_VALUE(ip_tos, TCA_FLOWER_KEY_IP_TOS);
+
if (flower->mask.ip_proto && flower->key.ip_proto) {
nl_msg_put_u8(request, TCA_FLOWER_KEY_IP_PROTO,
flower->key.ip_proto);
}
+ if (flower->mask.flags) {
+ nl_msg_put_be32(request, TCA_FLOWER_KEY_FLAGS,
+ htonl(flower->key.flags));
+ nl_msg_put_be32(request, TCA_FLOWER_KEY_FLAGS_MASK,
+ htonl(flower->mask.flags));
+ }
+
if (flower->key.ip_proto == IPPROTO_UDP) {
- nl_msg_put_masked_value(request,
- TCA_FLOWER_KEY_UDP_SRC,
- TCA_FLOWER_KEY_UDP_SRC_MASK,
- &flower->key.src_port,
- &flower->mask.src_port, 2);
- nl_msg_put_masked_value(request,
- TCA_FLOWER_KEY_UDP_DST,
- TCA_FLOWER_KEY_UDP_DST_MASK,
- &flower->key.dst_port,
- &flower->mask.dst_port, 2);
+ FLOWER_PUT_MASKED_VALUE(udp_src, TCA_FLOWER_KEY_UDP_SRC);
+ FLOWER_PUT_MASKED_VALUE(udp_dst, TCA_FLOWER_KEY_UDP_DST);
} else if (flower->key.ip_proto == IPPROTO_TCP) {
- nl_msg_put_masked_value(request,
- TCA_FLOWER_KEY_TCP_SRC,
- TCA_FLOWER_KEY_TCP_SRC_MASK,
- &flower->key.src_port,
- &flower->mask.src_port, 2);
- nl_msg_put_masked_value(request,
- TCA_FLOWER_KEY_TCP_DST,
- TCA_FLOWER_KEY_TCP_DST_MASK,
- &flower->key.dst_port,
- &flower->mask.dst_port, 2);
+ FLOWER_PUT_MASKED_VALUE(tcp_src, TCA_FLOWER_KEY_TCP_SRC);
+ FLOWER_PUT_MASKED_VALUE(tcp_dst, TCA_FLOWER_KEY_TCP_DST);
+ FLOWER_PUT_MASKED_VALUE(tcp_flags, TCA_FLOWER_KEY_TCP_FLAGS);
+ } else if (flower->key.ip_proto == IPPROTO_SCTP) {
+ FLOWER_PUT_MASKED_VALUE(sctp_src, TCA_FLOWER_KEY_SCTP_SRC);
+ FLOWER_PUT_MASKED_VALUE(sctp_dst, TCA_FLOWER_KEY_SCTP_DST);
}
+
+ FLOWER_PUT_MASKED_VALUE(ct_state, TCA_FLOWER_KEY_CT_STATE);
+ FLOWER_PUT_MASKED_VALUE(ct_zone, TCA_FLOWER_KEY_CT_ZONE);
+ FLOWER_PUT_MASKED_VALUE(ct_mark, TCA_FLOWER_KEY_CT_MARK);
+ FLOWER_PUT_MASKED_VALUE(ct_label, TCA_FLOWER_KEY_CT_LABELS);
}
if (host_eth_type == ETH_P_IP) {
- nl_msg_put_masked_value(request,
- TCA_FLOWER_KEY_IPV4_SRC,
- TCA_FLOWER_KEY_IPV4_SRC_MASK,
- &flower->key.ipv4.ipv4_src,
- &flower->mask.ipv4.ipv4_src,
- sizeof flower->key.ipv4.ipv4_src);
- nl_msg_put_masked_value(request,
- TCA_FLOWER_KEY_IPV4_DST,
- TCA_FLOWER_KEY_IPV4_DST_MASK,
- &flower->key.ipv4.ipv4_dst,
- &flower->mask.ipv4.ipv4_dst,
- sizeof flower->key.ipv4.ipv4_dst);
+ FLOWER_PUT_MASKED_VALUE(ipv4.ipv4_src, TCA_FLOWER_KEY_IPV4_SRC);
+ FLOWER_PUT_MASKED_VALUE(ipv4.ipv4_dst, TCA_FLOWER_KEY_IPV4_DST);
} else if (host_eth_type == ETH_P_IPV6) {
- nl_msg_put_masked_value(request,
- TCA_FLOWER_KEY_IPV6_SRC,
- TCA_FLOWER_KEY_IPV6_SRC_MASK,
- &flower->key.ipv6.ipv6_src,
- &flower->mask.ipv6.ipv6_src,
- sizeof flower->key.ipv6.ipv6_src);
- nl_msg_put_masked_value(request,
- TCA_FLOWER_KEY_IPV6_DST,
- TCA_FLOWER_KEY_IPV6_DST_MASK,
- &flower->key.ipv6.ipv6_dst,
- &flower->mask.ipv6.ipv6_dst,
- sizeof flower->key.ipv6.ipv6_dst);
+ FLOWER_PUT_MASKED_VALUE(ipv6.ipv6_src, TCA_FLOWER_KEY_IPV6_SRC);
+ FLOWER_PUT_MASKED_VALUE(ipv6.ipv6_dst, TCA_FLOWER_KEY_IPV6_DST);
}
nl_msg_put_be16(request, TCA_FLOWER_KEY_ETH_TYPE, flower->key.eth_type);
+ if (is_mpls) {
+ if (mpls_lse_to_ttl(flower->mask.mpls_lse)) {
+ nl_msg_put_u8(request, TCA_FLOWER_KEY_MPLS_TTL,
+ mpls_lse_to_ttl(flower->key.mpls_lse));
+ }
+ if (mpls_lse_to_tc(flower->mask.mpls_lse)) {
+ nl_msg_put_u8(request, TCA_FLOWER_KEY_MPLS_TC,
+ mpls_lse_to_tc(flower->key.mpls_lse));
+ }
+ if (mpls_lse_to_bos(flower->mask.mpls_lse)) {
+ nl_msg_put_u8(request, TCA_FLOWER_KEY_MPLS_BOS,
+ mpls_lse_to_bos(flower->key.mpls_lse));
+ }
+ if (mpls_lse_to_label(flower->mask.mpls_lse)) {
+ nl_msg_put_u32(request, TCA_FLOWER_KEY_MPLS_LABEL,
+ mpls_lse_to_label(flower->key.mpls_lse));
+ }
+ }
+
if (is_vlan) {
- if (flower->key.vlan_id || flower->key.vlan_prio) {
+ if (flower->mask.vlan_id[0]) {
nl_msg_put_u16(request, TCA_FLOWER_KEY_VLAN_ID,
- flower->key.vlan_id);
+ flower->key.vlan_id[0]);
+ }
+ if (flower->mask.vlan_prio[0]) {
nl_msg_put_u8(request, TCA_FLOWER_KEY_VLAN_PRIO,
- flower->key.vlan_prio);
+ flower->key.vlan_prio[0]);
}
- if (flower->key.encap_eth_type) {
+ if (flower->key.encap_eth_type[0]) {
nl_msg_put_be16(request, TCA_FLOWER_KEY_VLAN_ETH_TYPE,
- flower->key.encap_eth_type);
+ flower->key.encap_eth_type[0]);
+ }
+
+ if (is_qinq) {
+ if (flower->mask.vlan_id[1]) {
+ nl_msg_put_u16(request, TCA_FLOWER_KEY_CVLAN_ID,
+ flower->key.vlan_id[1]);
+ }
+ if (flower->mask.vlan_prio[1]) {
+ nl_msg_put_u8(request, TCA_FLOWER_KEY_CVLAN_PRIO,
+ flower->key.vlan_prio[1]);
+ }
+ if (flower->key.encap_eth_type[1]) {
+ nl_msg_put_be16(request, TCA_FLOWER_KEY_CVLAN_ETH_TYPE,
+ flower->key.encap_eth_type[1]);
+ }
}
}
- nl_msg_put_u32(request, TCA_FLOWER_FLAGS, tc_get_tc_cls_policy(tc_policy));
+ if (policy == TC_POLICY_NONE) {
+ policy = tc_policy;
+ }
+
+ nl_msg_put_u32(request, TCA_FLOWER_FLAGS, tc_get_tc_cls_policy(policy));
- if (flower->tunnel.tunnel) {
+ if (flower->tunnel) {
nl_msg_put_flower_tunnel(request, flower);
}
- nl_msg_put_flower_acts(request, flower);
+ return 0;
}
int
-tc_replace_flower(int ifindex, uint16_t prio, uint32_t handle,
- struct tc_flower *flower)
+tc_replace_flower(struct tcf_id *id, struct tc_flower *flower)
{
struct ofpbuf request;
- struct tcmsg *tcmsg;
struct ofpbuf *reply;
int error = 0;
size_t basic_offset;
uint16_t eth_type = (OVS_FORCE uint16_t) flower->key.eth_type;
- tcmsg = tc_make_request(ifindex, RTM_NEWTFILTER,
- NLM_F_CREATE | NLM_F_ECHO, &request);
- tcmsg->tcm_parent = TC_INGRESS_PARENT;
- tcmsg->tcm_info = tc_make_handle(prio, eth_type);
- tcmsg->tcm_handle = handle;
+ request_from_tcf_id(id, eth_type, RTM_NEWTFILTER,
+ NLM_F_CREATE | NLM_F_ECHO, &request);
nl_msg_put_string(&request, TCA_KIND, "flower");
basic_offset = nl_msg_start_nested(&request, TCA_OPTIONS);
{
- nl_msg_put_flower_options(&request, flower);
+ error = nl_msg_put_flower_options(&request, flower);
+
+ if (error) {
+ ofpbuf_uninit(&request);
+ return error;
+ }
}
nl_msg_end_nested(&request, basic_offset);
struct tcmsg *tc =
ofpbuf_at_assert(reply, NLMSG_HDRLEN, sizeof *tc);
- flower->prio = tc_get_major(tc->tcm_info);
- flower->handle = tc->tcm_handle;
+ id->prio = tc_get_major(tc->tcm_info);
+ id->handle = tc->tcm_handle;
ofpbuf_delete(reply);
}
projects / ovs.git / blobdiff