From: Adrien Mazarguil Date: Wed, 21 Dec 2016 14:51:25 +0000 (+0100) Subject: app/testpmd: add flow list command X-Git-Tag: spdx-start~5256 X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=311569ab1bc6c1b57c59b351e58483f95d8726db;p=dpdk.git app/testpmd: add flow list command Syntax: flow list {port_id} [group {group_id}] [...] List configured flow rules on a port. Output can optionally be limited to a given set of group identifiers. Signed-off-by: Adrien Mazarguil Acked-by: Olga Shern --- diff --git a/app/test-pmd/cmdline.c b/app/test-pmd/cmdline.c index b124412f7b..0dc6c638e7 100644 --- a/app/test-pmd/cmdline.c +++ b/app/test-pmd/cmdline.c @@ -810,6 +810,10 @@ static void cmd_help_long_parsed(void *parsed_result, "sctp-src-port|sctp-dst-port|sctp-veri-tag|none)" " (select|add)\n" " Set the input set for FDir.\n\n" + + "flow list {port_id} [group {group_id}] [...]\n" + " List existing flow rules sorted by priority," + " filtered by group identifiers.\n\n" ); } } diff --git a/app/test-pmd/cmdline_flow.c b/app/test-pmd/cmdline_flow.c index c5a42097c4..7a2aaa4ef7 100644 --- a/app/test-pmd/cmdline_flow.c +++ b/app/test-pmd/cmdline_flow.c @@ -56,9 +56,17 @@ enum index { /* Common tokens. */ INTEGER, UNSIGNED, + PORT_ID, + GROUP_ID, /* Top-level command. */ FLOW, + + /* Sub-level commands. */ + LIST, + + /* List arguments. */ + LIST_GROUP, }; /** Maximum number of subsequent tokens and arguments on the stack. */ @@ -77,6 +85,7 @@ struct context { 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). */ void *object; /**< Address of current object for relative offsets. */ }; @@ -153,16 +162,36 @@ struct token { struct buffer { enum index command; /**< Flow command. */ uint16_t port; /**< Affected port ID. */ + union { + struct { + uint32_t *group; + uint32_t group_n; + } list; /**< List arguments. */ + } args; /**< Command arguments. */ +}; + +static const enum index next_list_attr[] = { + LIST_GROUP, + END, + ZERO, }; static int parse_init(struct context *, const struct token *, const char *, unsigned int, void *, unsigned int); +static int parse_list(struct context *, const struct token *, + const char *, unsigned int, + void *, unsigned int); static int parse_int(struct context *, const struct token *, const char *, unsigned int, void *, unsigned int); +static int parse_port(struct context *, const struct token *, + const char *, unsigned int, + void *, unsigned int); static int comp_none(struct context *, const struct token *, unsigned int, char *, unsigned int); +static int comp_port(struct context *, const struct token *, + unsigned int, char *, unsigned int); /** Token definitions. */ static const struct token token_list[] = { @@ -192,13 +221,44 @@ static const struct token token_list[] = { .call = parse_int, .comp = comp_none, }, + [PORT_ID] = { + .name = "{port_id}", + .type = "PORT ID", + .help = "port identifier", + .call = parse_port, + .comp = comp_port, + }, + [GROUP_ID] = { + .name = "{group_id}", + .type = "GROUP ID", + .help = "group identifier", + .call = parse_int, + .comp = comp_none, + }, /* Top-level command. */ [FLOW] = { .name = "flow", .type = "{command} {port_id} [{arg} [...]]", .help = "manage ingress/egress flow rules", + .next = NEXT(NEXT_ENTRY(LIST)), .call = parse_init, }, + /* Sub-level commands. */ + [LIST] = { + .name = "list", + .help = "list existing flow rules", + .next = NEXT(next_list_attr, NEXT_ENTRY(PORT_ID)), + .args = ARGS(ARGS_ENTRY(struct buffer, port)), + .call = parse_list, + }, + /* List arguments. */ + [LIST_GROUP] = { + .name = "group", + .help = "specify a group", + .next = NEXT(next_list_attr, NEXT_ENTRY(GROUP_ID)), + .args = ARGS(ARGS_ENTRY_PTR(struct buffer, args.list.group)), + .call = parse_list, + }, }; /** Remove and return last entry from argument stack. */ @@ -256,6 +316,39 @@ parse_init(struct context *ctx, const struct token *token, return len; } +/** Parse tokens for list command. */ +static int +parse_list(struct context *ctx, const struct token *token, + const char *str, unsigned int len, + void *buf, unsigned int size) +{ + struct buffer *out = buf; + + /* Token name must match. */ + if (parse_default(ctx, token, str, len, NULL, 0) < 0) + return -1; + /* Nothing else to do if there is no buffer. */ + if (!out) + return len; + if (!out->command) { + if (ctx->curr != LIST) + return -1; + if (sizeof(*out) > size) + return -1; + out->command = ctx->curr; + ctx->object = out; + out->args.list.group = + (void *)RTE_ALIGN_CEIL((uintptr_t)(out + 1), + sizeof(double)); + return len; + } + if (((uint8_t *)(out->args.list.group + out->args.list.group_n) + + sizeof(*out->args.list.group)) > (uint8_t *)out + size) + return -1; + ctx->object = out->args.list.group + out->args.list.group_n++; + return len; +} + /** * Parse signed/unsigned integers 8 to 64-bit long. * @@ -307,6 +400,29 @@ error: return -1; } +/** Parse port and update context. */ +static int +parse_port(struct context *ctx, const struct token *token, + const char *str, unsigned int len, + void *buf, unsigned int size) +{ + struct buffer *out = &(struct buffer){ .port = 0 }; + int ret; + + if (buf) + out = buf; + else { + ctx->object = out; + size = sizeof(*out); + } + ret = parse_int(ctx, token, str, len, out, size); + if (ret >= 0) + ctx->port = out->port; + if (!buf) + ctx->object = NULL; + return ret; +} + /** No completion. */ static int comp_none(struct context *ctx, const struct token *token, @@ -320,6 +436,26 @@ comp_none(struct context *ctx, const struct token *token, return 0; } +/** Complete available ports. */ +static int +comp_port(struct context *ctx, const struct token *token, + unsigned int ent, char *buf, unsigned int size) +{ + unsigned int i = 0; + portid_t p; + + (void)ctx; + (void)token; + FOREACH_PORT(p, ports) { + if (buf && i == ent) + return snprintf(buf, size, "%u", p); + ++i; + } + if (buf) + return -1; + return i; +} + /** Internal context. */ static struct context cmd_flow_context; @@ -338,6 +474,7 @@ cmd_flow_context_init(struct context *ctx) ctx->reparse = 0; ctx->eol = 0; ctx->last = 0; + ctx->port = 0; ctx->object = NULL; } @@ -561,6 +698,10 @@ static void cmd_flow_parsed(const struct buffer *in) { switch (in->command) { + case LIST: + port_flow_list(in->port, in->args.list.group_n, + in->args.list.group); + break; default: break; }