#include "flow.h"
#include "list.h"
#include "match.h"
+#include "meta-flow.h"
#include "netdev.h"
#include "openflow/nicira-ext.h"
#include "openvswitch/types.h"
void ofputil_format_version_bitmap(struct ds *msg, uint32_t bitmap);
void ofputil_format_version_bitmap_names(struct ds *msg, uint32_t bitmap);
+enum ofp_version ofputil_version_from_string(const char *s);
+
uint32_t ofputil_protocols_to_version_bitmap(enum ofputil_protocol);
enum ofputil_protocol ofputil_protocols_from_version_bitmap(uint32_t bitmap);
struct list list_node; /* For queuing flow_mods. */
struct match match;
- unsigned int priority;
+ int priority;
/* Cookie matching. The flow_mod affects only flows that have cookies that
* bitwise match 'cookie' bits in positions where 'cookie_mask has 1-bits.
ofp_port_t out_port;
uint32_t out_group;
enum ofputil_flow_mod_flags flags;
+ uint16_t importance; /* Eviction precedence. */
struct ofpact *ofpacts; /* Series of "struct ofpact"s. */
size_t ofpacts_len; /* Length of ofpacts, in bytes. */
+
+ /* Reason for delete; ignored for non-delete commands */
+ enum ofp_flow_removed_reason delete_reason;
};
enum ofperr ofputil_decode_flow_mod(struct ofputil_flow_mod *,
const struct ofpact *ofpacts;
size_t ofpacts_len;
enum ofputil_flow_mod_flags flags;
+ uint16_t importance; /* Eviction precedence. */
};
int ofputil_decode_flow_stats_reply(struct ofputil_flow_stats *,
OFPUTIL_C_PORT_BLOCKED = 1 << 8, /* Switch will block looping ports */
};
-enum ofputil_action_bitmap {
- OFPUTIL_A_OUTPUT = 1 << 0,
- OFPUTIL_A_SET_VLAN_VID = 1 << 1,
- OFPUTIL_A_SET_VLAN_PCP = 1 << 2,
- OFPUTIL_A_STRIP_VLAN = 1 << 3,
- OFPUTIL_A_SET_DL_SRC = 1 << 4,
- OFPUTIL_A_SET_DL_DST = 1 << 5,
- OFPUTIL_A_SET_NW_SRC = 1 << 6,
- OFPUTIL_A_SET_NW_DST = 1 << 7,
- OFPUTIL_A_SET_NW_ECN = 1 << 8,
- OFPUTIL_A_SET_NW_TOS = 1 << 9,
- OFPUTIL_A_SET_TP_SRC = 1 << 10,
- OFPUTIL_A_SET_TP_DST = 1 << 11,
- OFPUTIL_A_ENQUEUE = 1 << 12,
- OFPUTIL_A_COPY_TTL_OUT = 1 << 13,
- OFPUTIL_A_COPY_TTL_IN = 1 << 14,
- OFPUTIL_A_SET_MPLS_LABEL = 1 << 15,
- OFPUTIL_A_SET_MPLS_TC = 1 << 16,
- OFPUTIL_A_SET_MPLS_TTL = 1 << 17,
- OFPUTIL_A_DEC_MPLS_TTL = 1 << 18,
- OFPUTIL_A_PUSH_VLAN = 1 << 19,
- OFPUTIL_A_POP_VLAN = 1 << 20,
- OFPUTIL_A_PUSH_MPLS = 1 << 21,
- OFPUTIL_A_POP_MPLS = 1 << 22,
- OFPUTIL_A_SET_QUEUE = 1 << 23,
- OFPUTIL_A_GROUP = 1 << 24,
- OFPUTIL_A_SET_NW_TTL = 1 << 25,
- OFPUTIL_A_DEC_NW_TTL = 1 << 26,
- OFPUTIL_A_SET_FIELD = 1 << 27,
-};
-
/* Abstract ofp_switch_features. */
struct ofputil_switch_features {
uint64_t datapath_id; /* Datapath unique ID. */
uint8_t n_tables; /* Number of tables supported by datapath. */
uint8_t auxiliary_id; /* Identify auxiliary connections */
enum ofputil_capabilities capabilities;
- enum ofputil_action_bitmap actions;
+ uint64_t ofpacts; /* Bitmap of OFPACT_* bits. */
};
enum ofperr ofputil_decode_switch_features(const struct ofp_header *,
struct ofpbuf *ofputil_encode_port_mod(const struct ofputil_port_mod *,
enum ofputil_protocol);
+/* Abstract version of OFPTC11_TABLE_MISS_*.
+ *
+ * OpenFlow 1.0 always sends packets that miss to the next flow table, or to
+ * the controller if they miss in the last flow table.
+ *
+ * OpenFlow 1.1 and 1.2 can configure table miss behavior via a "table-mod"
+ * that specifies "send to controller", "miss", or "drop".
+ *
+ * OpenFlow 1.3 and later never sends packets that miss to the controller.
+ */
+enum ofputil_table_miss {
+ /* Protocol-specific default behavior. On OpenFlow 1.0 through 1.2
+ * connections, the packet is sent to the controller, and on OpenFlow 1.3
+ * and later connections, the packet is dropped.
+ *
+ * This is also used as a result of decoding OpenFlow 1.3+ "config" values
+ * in table-mods, to indicate that no table-miss was specified. */
+ OFPUTIL_TABLE_MISS_DEFAULT, /* Protocol default behavior. */
+
+ /* These constants have the same meanings as those in OpenFlow with the
+ * same names. */
+ OFPUTIL_TABLE_MISS_CONTROLLER, /* Send to controller. */
+ OFPUTIL_TABLE_MISS_CONTINUE, /* Go to next table. */
+ OFPUTIL_TABLE_MISS_DROP, /* Drop the packet. */
+};
+
+ovs_be32 ofputil_table_miss_to_config(enum ofputil_table_miss,
+ enum ofp_version);
+
/* Abstract ofp_table_mod. */
struct ofputil_table_mod {
uint8_t table_id; /* ID of the table, 0xff indicates all tables. */
- enum ofp_table_config config;
+ enum ofputil_table_miss miss_config;
};
enum ofperr ofputil_decode_table_mod(const struct ofp_header *,
char name[OFP_MAX_TABLE_NAME_LEN];
ovs_be64 metadata_match; /* Bits of metadata table can match. */
ovs_be64 metadata_write; /* Bits of metadata table can write. */
- uint32_t config; /* Bitmap of OFPTC_* values */
+ enum ofputil_table_miss miss_config;
uint32_t max_entries; /* Max number of entries supported. */
/* Table features related to instructions. There are two instances:
* - 'apply' reports features available in an "apply_actions"
* instruction. */
struct ofputil_table_action_features {
- uint32_t actions; /* Bitmap of supported OFPAT*. */
- uint64_t set_fields; /* Bitmap of MFF_* "set-field" supports. */
+ uint64_t ofpacts; /* Bitmap of supported OFPACT_*. */
+ struct mf_bitmap set_fields; /* Fields for "set-field". */
} write, apply;
} nonmiss, miss;
*
* Other combinations do not make sense.
*/
- uint64_t match; /* Fields that may be matched. */
- uint64_t mask; /* Subset of 'match' that may have masks. */
- uint64_t wildcard; /* Subset of 'match' that may be wildcarded. */
+ struct mf_bitmap match; /* Fields that may be matched. */
+ struct mf_bitmap mask; /* Subset of 'match' that may have masks. */
+ struct mf_bitmap wildcard; /* Subset of 'match' that may be wildcarded. */
};
int ofputil_decode_table_features(struct ofpbuf *,
struct ofputil_table_features *, bool loose);
-struct ofpbuf *ofputil_encode_table_features_request(
- enum ofp_version ofp_version);
-void ofputil_append_table_features_reply(
- const struct ofputil_table_features *tf,
- struct list *replies);
+struct ofpbuf *ofputil_encode_table_features_request(enum ofp_version);
-uint16_t table_feature_prop_get_size(enum ofp13_table_feature_prop_type type);
-char *table_feature_prop_get_name(enum ofp13_table_feature_prop_type type);
+void ofputil_append_table_features_reply(
+ const struct ofputil_table_features *tf, struct list *replies);
/* Meter band configuration for all supported band types. */
struct ofputil_meter_band {
enum ofperr ofputil_decode_role_status(const struct ofp_header *oh,
struct ofputil_role_status *rs);
+
/* Abstract table stats.
*
- * For now we use ofp12_table_stats as a superset of the other protocol
- * versions' table stats. */
+ * This corresponds to the OpenFlow 1.3 table statistics structure, which only
+ * includes actual statistics. In earlier versions of OpenFlow, several
+ * members describe table features, so this structure has to be paired with
+ * struct ofputil_table_features to get all information. */
+struct ofputil_table_stats {
+ uint8_t table_id; /* Identifier of table. */
+ uint32_t active_count; /* Number of active entries. */
+ uint64_t lookup_count; /* Number of packets looked up in table. */
+ uint64_t matched_count; /* Number of packets that hit table. */
+};
-struct ofpbuf *ofputil_encode_table_stats_reply(
- const struct ofp12_table_stats[], int n,
- const struct ofp_header *request);
+struct ofpbuf *ofputil_encode_table_stats_reply(const struct ofp_header *rq);
+void ofputil_append_table_stats_reply(struct ofpbuf *reply,
+ const struct ofputil_table_stats *,
+ const struct ofputil_table_features *);
+
+int ofputil_decode_table_stats_reply(struct ofpbuf *reply,
+ struct ofputil_table_stats *,
+ struct ofputil_table_features *);
/* Queue configuration request. */
struct ofpbuf *ofputil_encode_queue_get_config_request(enum ofp_version,
\f
/* Actions. */
-/* The type of an action.
- *
- * For each implemented OFPAT10_* and NXAST_* action type, there is a
- * corresponding constant prefixed with OFPUTIL_, e.g.:
- *
- * OFPUTIL_OFPAT10_OUTPUT
- * OFPUTIL_OFPAT10_SET_VLAN_VID
- * OFPUTIL_OFPAT10_SET_VLAN_PCP
- * OFPUTIL_OFPAT10_STRIP_VLAN
- * OFPUTIL_OFPAT10_SET_DL_SRC
- * OFPUTIL_OFPAT10_SET_DL_DST
- * OFPUTIL_OFPAT10_SET_NW_SRC
- * OFPUTIL_OFPAT10_SET_NW_DST
- * OFPUTIL_OFPAT10_SET_NW_TOS
- * OFPUTIL_OFPAT10_SET_TP_SRC
- * OFPUTIL_OFPAT10_SET_TP_DST
- * OFPUTIL_OFPAT10_ENQUEUE
- * OFPUTIL_NXAST_RESUBMIT
- * OFPUTIL_NXAST_SET_TUNNEL
- * OFPUTIL_NXAST_SET_METADATA
- * OFPUTIL_NXAST_SET_QUEUE
- * OFPUTIL_NXAST_POP_QUEUE
- * OFPUTIL_NXAST_REG_MOVE
- * OFPUTIL_NXAST_REG_LOAD
- * OFPUTIL_NXAST_NOTE
- * OFPUTIL_NXAST_SET_TUNNEL64
- * OFPUTIL_NXAST_MULTIPATH
- * OFPUTIL_NXAST_BUNDLE
- * OFPUTIL_NXAST_BUNDLE_LOAD
- * OFPUTIL_NXAST_RESUBMIT_TABLE
- * OFPUTIL_NXAST_OUTPUT_REG
- * OFPUTIL_NXAST_LEARN
- * OFPUTIL_NXAST_DEC_TTL
- * OFPUTIL_NXAST_FIN_TIMEOUT
- *
- * (The above list helps developers who want to "grep" for these definitions.)
- */
-enum OVS_PACKED_ENUM ofputil_action_code {
- OFPUTIL_ACTION_INVALID,
-#define OFPAT10_ACTION(ENUM, STRUCT, NAME) OFPUTIL_##ENUM,
-#define OFPAT11_ACTION(ENUM, STRUCT, EXTENSIBLE, NAME) OFPUTIL_##ENUM,
-#define OFPAT13_ACTION(ENUM, STRUCT, EXTENSIBLE, NAME) OFPUTIL_##ENUM,
-#define NXAST_ACTION(ENUM, STRUCT, EXTENSIBLE, NAME) OFPUTIL_##ENUM,
-#include "ofp-util.def"
-};
-
-/* The number of values of "enum ofputil_action_code". */
-enum {
-#define OFPAT10_ACTION(ENUM, STRUCT, NAME) + 1
-#define OFPAT11_ACTION(ENUM, STRUCT, EXTENSIBLE, NAME) + 1
-#define OFPAT13_ACTION(ENUM, STRUCT, EXTENSIBLE, NAME) + 1
-#define NXAST_ACTION(ENUM, STRUCT, EXTENSIBLE, NAME) + 1
- OFPUTIL_N_ACTIONS = 1
-#include "ofp-util.def"
-};
-
-int ofputil_action_code_from_name(const char *);
-const char * ofputil_action_name_from_code(enum ofputil_action_code code);
-enum ofputil_action_code ofputil_action_code_from_ofp13_action(
- enum ofp13_action_type type);
-
-void *ofputil_put_action(enum ofputil_action_code, struct ofpbuf *buf);
-
-/* For each OpenFlow action <ENUM> that has a corresponding action structure
- * struct <STRUCT>, this defines two functions:
- *
- * void ofputil_init_<ENUM>(struct <STRUCT> *action);
- *
- * Initializes the parts of 'action' that identify it as having type <ENUM>
- * and length 'sizeof *action' and zeros the rest. For actions that have
- * variable length, the length used and cleared is that of struct <STRUCT>.
- *
- * struct <STRUCT> *ofputil_put_<ENUM>(struct ofpbuf *buf);
- *
- * Appends a new 'action', of length 'sizeof(struct <STRUCT>)', to 'buf',
- * initializes it with ofputil_init_<ENUM>(), and returns it.
- */
-#define OFPAT10_ACTION(ENUM, STRUCT, NAME) \
- void ofputil_init_##ENUM(struct STRUCT *); \
- struct STRUCT *ofputil_put_##ENUM(struct ofpbuf *);
-#define OFPAT11_ACTION(ENUM, STRUCT, EXTENSIBLE, NAME) \
- void ofputil_init_##ENUM(struct STRUCT *); \
- struct STRUCT *ofputil_put_##ENUM(struct ofpbuf *);
-#define OFPAT13_ACTION(ENUM, STRUCT, EXTENSIBLE, NAME) \
- void ofputil_init_##ENUM(struct STRUCT *); \
- struct STRUCT *ofputil_put_##ENUM(struct ofpbuf *);
-#define NXAST_ACTION(ENUM, STRUCT, EXTENSIBLE, NAME) \
- void ofputil_init_##ENUM(struct STRUCT *); \
- struct STRUCT *ofputil_put_##ENUM(struct ofpbuf *);
-#include "ofp-util.def"
-
-#define OFP_ACTION_ALIGN 8 /* Alignment of ofp_actions. */
-
bool action_outputs_to_port(const union ofp_action *, ovs_be16 port);
enum ofperr ofputil_pull_actions(struct ofpbuf *, unsigned int actions_len,
void ofputil_append_queue_stat(struct list *replies,
const struct ofputil_queue_stats *oqs);
+struct bucket_counter {
+ uint64_t packet_count; /* Number of packets processed by bucket. */
+ uint64_t byte_count; /* Number of bytes processed by bucket. */
+};
+
/* Bucket for use in groups. */
struct ofputil_bucket {
struct list list_node;
uint32_t watch_group; /* Group whose state affects whether this
* bucket is live. Only required for fast
* failover groups. */
+ uint32_t bucket_id; /* Bucket Id used to identify bucket*/
struct ofpact *ofpacts; /* Series of "struct ofpact"s. */
size_t ofpacts_len; /* Length of ofpacts, in bytes. */
+
+ struct bucket_counter stats;
};
/* Protocol-independent group_mod. */
struct ofputil_group_mod {
- uint16_t command; /* One of OFPGC11_*. */
+ uint16_t command; /* One of OFPGC15_*. */
uint8_t type; /* One of OFPGT11_*. */
uint32_t group_id; /* Group identifier. */
+ uint32_t command_bucket_id; /* Bucket Id used as part of
+ * OFPGC15_INSERT_BUCKET and
+ * OFPGC15_REMOVE_BUCKET commands
+ * execution.*/
struct list buckets; /* Contains "struct ofputil_bucket"s. */
};
-struct bucket_counter {
- uint64_t packet_count; /* Number of packets processed by bucket. */
- uint64_t byte_count; /* Number of bytes processed by bucket. */
-};
-
/* Group stats reply, independent of protocol. */
struct ofputil_group_stats {
uint32_t group_id; /* Group identifier. */
uint32_t types; /* Bitmap of OFPGT_* values supported. */
uint32_t capabilities; /* Bitmap of OFPGFC12_* capability supported. */
uint32_t max_groups[4]; /* Maximum number of groups for each type. */
-
- /* Bitmaps of OFPAT_* that are supported. OF1.2+ actions only. */
- uint32_t actions[4];
+ uint64_t ofpacts[4]; /* Bitmaps of supported OFPACT_* */
};
/* Group desc reply, independent of protocol. */
};
void ofputil_bucket_list_destroy(struct list *buckets);
+void ofputil_bucket_clone_list(struct list *dest, const struct list *src,
+ const struct ofputil_bucket *);
+struct ofputil_bucket *ofputil_bucket_find(const struct list *,
+ uint32_t bucket_id);
+bool ofputil_bucket_check_duplicate_id(const struct list *);
+struct ofputil_bucket *ofputil_bucket_list_front(const struct list *);
+struct ofputil_bucket *ofputil_bucket_list_back(const struct list *);
static inline bool
ofputil_bucket_has_liveness(const struct ofputil_bucket *bucket)