-/*-
- * BSD LICENSE
- *
- * Copyright 2016 6WIND S.A.
- * Copyright 2016 Mellanox.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- * * Neither the name of 6WIND S.A. nor the names of its
- * contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright 2016 6WIND S.A.
+ * Copyright 2016 Mellanox.
*/
#include <stddef.h>
ITEM_MPLS_LABEL,
ITEM_GRE,
ITEM_GRE_PROTO,
+ ITEM_FUZZY,
+ ITEM_FUZZY_THRESH,
+ ITEM_GTP,
+ ITEM_GTP_TEID,
+ ITEM_GTPC,
+ ITEM_GTPU,
+ ITEM_GENEVE,
+ ITEM_GENEVE_VNI,
+ ITEM_GENEVE_PROTO,
/* Validate/create actions. */
ACTIONS,
ACTION_VF,
ACTION_VF_ORIGINAL,
ACTION_VF_ID,
+ ACTION_METER,
+ ACTION_METER_ID,
};
/** Size of pattern[] field in struct rte_flow_item_raw. */
enum index prev; /**< Index of the last token seen. */
int next_num; /**< Number of entries in next[]. */
int args_num; /**< Number of entries in args[]. */
- uint32_t reparse:1; /**< Start over from the beginning. */
uint32_t eol:1; /**< EOL has been detected. */
uint32_t last:1; /**< No more arguments. */
- uint16_t port; /**< Current port ID (for completions). */
+ portid_t port; /**< Current port ID (for completions). */
uint32_t objdata; /**< Object-specific data. */
void *object; /**< Address of current object for relative offsets. */
void *objmask; /**< Object a full mask must be written to. */
/** Parser output buffer layout expected by cmd_flow_parsed(). */
struct buffer {
enum index command; /**< Flow command. */
- uint16_t port; /**< Affected port ID. */
+ portid_t port; /**< Affected port ID. */
union {
struct {
struct rte_flow_attr attr;
ITEM_NVGRE,
ITEM_MPLS,
ITEM_GRE,
+ ITEM_FUZZY,
+ ITEM_GTP,
+ ITEM_GTPC,
+ ITEM_GTPU,
+ ITEM_GENEVE,
+ ZERO,
+};
+
+static const enum index item_fuzzy[] = {
+ ITEM_FUZZY_THRESH,
+ ITEM_NEXT,
ZERO,
};
ZERO,
};
+static const enum index item_gtp[] = {
+ ITEM_GTP_TEID,
+ ITEM_NEXT,
+ ZERO,
+};
+
+static const enum index item_geneve[] = {
+ ITEM_GENEVE_VNI,
+ ITEM_GENEVE_PROTO,
+ ITEM_NEXT,
+ ZERO,
+};
+
static const enum index next_action[] = {
ACTION_END,
ACTION_VOID,
ACTION_RSS,
ACTION_PF,
ACTION_VF,
+ ACTION_METER,
ZERO,
};
ZERO,
};
+static const enum index action_meter[] = {
+ ACTION_METER_ID,
+ ACTION_NEXT,
+ ZERO,
+};
+
static int parse_init(struct context *, const struct token *,
const char *, unsigned int,
void *, unsigned int);
.args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_gre,
protocol)),
},
+ [ITEM_FUZZY] = {
+ .name = "fuzzy",
+ .help = "fuzzy pattern match, expect faster than default",
+ .priv = PRIV_ITEM(FUZZY,
+ sizeof(struct rte_flow_item_fuzzy)),
+ .next = NEXT(item_fuzzy),
+ .call = parse_vc,
+ },
+ [ITEM_FUZZY_THRESH] = {
+ .name = "thresh",
+ .help = "match accuracy threshold",
+ .next = NEXT(item_fuzzy, NEXT_ENTRY(UNSIGNED), item_param),
+ .args = ARGS(ARGS_ENTRY(struct rte_flow_item_fuzzy,
+ thresh)),
+ },
+ [ITEM_GTP] = {
+ .name = "gtp",
+ .help = "match GTP header",
+ .priv = PRIV_ITEM(GTP, sizeof(struct rte_flow_item_gtp)),
+ .next = NEXT(item_gtp),
+ .call = parse_vc,
+ },
+ [ITEM_GTP_TEID] = {
+ .name = "teid",
+ .help = "tunnel endpoint identifier",
+ .next = NEXT(item_gtp, NEXT_ENTRY(UNSIGNED), item_param),
+ .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_gtp, teid)),
+ },
+ [ITEM_GTPC] = {
+ .name = "gtpc",
+ .help = "match GTP header",
+ .priv = PRIV_ITEM(GTPC, sizeof(struct rte_flow_item_gtp)),
+ .next = NEXT(item_gtp),
+ .call = parse_vc,
+ },
+ [ITEM_GTPU] = {
+ .name = "gtpu",
+ .help = "match GTP header",
+ .priv = PRIV_ITEM(GTPU, sizeof(struct rte_flow_item_gtp)),
+ .next = NEXT(item_gtp),
+ .call = parse_vc,
+ },
+ [ITEM_GENEVE] = {
+ .name = "geneve",
+ .help = "match GENEVE header",
+ .priv = PRIV_ITEM(GENEVE, sizeof(struct rte_flow_item_geneve)),
+ .next = NEXT(item_geneve),
+ .call = parse_vc,
+ },
+ [ITEM_GENEVE_VNI] = {
+ .name = "vni",
+ .help = "virtual network identifier",
+ .next = NEXT(item_geneve, NEXT_ENTRY(UNSIGNED), item_param),
+ .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_geneve, vni)),
+ },
+ [ITEM_GENEVE_PROTO] = {
+ .name = "protocol",
+ .help = "GENEVE protocol type",
+ .next = NEXT(item_geneve, NEXT_ENTRY(UNSIGNED), item_param),
+ .args = ARGS(ARGS_ENTRY_HTON(struct rte_flow_item_geneve,
+ protocol)),
+ },
+
/* Validate/create actions. */
[ACTIONS] = {
.name = "actions",
.args = ARGS(ARGS_ENTRY(struct rte_flow_action_vf, id)),
.call = parse_vc_conf,
},
+ [ACTION_METER] = {
+ .name = "meter",
+ .help = "meter the directed packets at given id",
+ .priv = PRIV_ACTION(METER,
+ sizeof(struct rte_flow_action_meter)),
+ .next = NEXT(action_meter),
+ .call = parse_vc,
+ },
+ [ACTION_METER_ID] = {
+ .name = "mtr_id",
+ .help = "meter id to use",
+ .next = NEXT(action_meter, NEXT_ENTRY(UNSIGNED)),
+ .args = ARGS(ARGS_ENTRY(struct rte_flow_action_meter, mtr_id)),
+ .call = parse_vc_conf,
+ },
};
/** Remove and return last entry from argument stack. */
return len;
}
+/** Compare a string with a partial one of a given length. */
+static int
+strcmp_partial(const char *full, const char *partial, size_t partial_len)
+{
+ int r = strncmp(full, partial, partial_len);
+
+ if (r)
+ return r;
+ if (strlen(full) <= partial_len)
+ return 0;
+ return full[partial_len];
+}
+
/**
* Parse a prefix length and generate a bit-mask.
*
(void)ctx;
(void)buf;
(void)size;
- if (strncmp(str, token->name, len))
+ if (strcmp_partial(token->name, str, len))
return -1;
return len;
}
if (ctx->curr != ACTION_RSS_QUEUE)
return -1;
i = ctx->objdata >> 16;
- if (!strncmp(str, "end", len)) {
+ if (!strcmp_partial("end", str, len)) {
ctx->objdata &= 0xffff;
return len;
}
const struct parse_action_priv *priv;
token = &token_list[next_action[i]];
- if (strncmp(token->name, str, len))
+ if (strcmp_partial(token->name, str, len))
continue;
priv = token->priv;
if (!priv)
if (!arg)
return -1;
for (i = 0; boolean_name[i]; ++i)
- if (!strncmp(str, boolean_name[i], len))
+ if (!strcmp_partial(boolean_name[i], str, len))
break;
/* Process token as integer. */
if (boolean_name[i])
(void)token;
if (port_id_is_invalid(ctx->port, DISABLED_WARN) ||
- ctx->port == (uint16_t)RTE_PORT_ALL)
+ ctx->port == (portid_t)RTE_PORT_ALL)
return -1;
port = &ports[ctx->port];
for (pf = port->flow_list; pf != NULL; pf = pf->next) {
ctx->prev = ZERO;
ctx->next_num = 0;
ctx->args_num = 0;
- ctx->reparse = 0;
ctx->eol = 0;
ctx->last = 0;
ctx->port = 0;
int i;
(void)hdr;
- /* Restart as requested. */
- if (ctx->reparse)
- cmd_flow_context_init(ctx);
token = &token_list[ctx->curr];
/* Check argument length. */
ctx->eol = 0;
int i;
(void)hdr;
- /* Tell cmd_flow_parse() that context must be reinitialized. */
- ctx->reparse = 1;
/* Count number of tokens in current list. */
if (ctx->next_num)
list = ctx->next[ctx->next_num - 1];
int i;
(void)hdr;
- /* Tell cmd_flow_parse() that context must be reinitialized. */
- ctx->reparse = 1;
/* Count number of tokens in current list. */
if (ctx->next_num)
list = ctx->next[ctx->next_num - 1];
const struct token *token = &token_list[ctx->prev];
(void)hdr;
- /* Tell cmd_flow_parse() that context must be reinitialized. */
- ctx->reparse = 1;
if (!size)
return -1;
/* Set token type and update global help with details. */
/** Populate the next dynamic token. */
static void
cmd_flow_tok(cmdline_parse_token_hdr_t **hdr,
- cmdline_parse_token_hdr_t *(*hdrs)[])
+ cmdline_parse_token_hdr_t **hdr_inst)
{
struct context *ctx = &cmd_flow_context;
/* Always reinitialize context before requesting the first token. */
- if (!(hdr - *hdrs))
+ if (!(hdr_inst - cmd_flow.tokens))
cmd_flow_context_init(ctx);
/* Return NULL when no more tokens are expected. */
if (!ctx->next_num && ctx->curr) {
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