From: Jasvinder Singh Date: Thu, 29 Mar 2018 18:32:00 +0000 (+0100) Subject: examples/ip_pipeline: add DSCP table update command X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=2b82ef4861c0;p=dpdk.git examples/ip_pipeline: add DSCP table update command Add command to update the dscp table for traffic meter and traffic manager. Signed-off-by: Cristian Dumitrescu Signed-off-by: Jasvinder Singh --- diff --git a/examples/ip_pipeline/cli.c b/examples/ip_pipeline/cli.c index ea86f0bbec..9e42695998 100644 --- a/examples/ip_pipeline/cli.c +++ b/examples/ip_pipeline/cli.c @@ -4031,6 +4031,152 @@ cmd_pipeline_table_rule_meter_read(char **tokens, snprintf(out, out_size, MSG_CMD_UNIMPLEM, tokens[0]); } +/** + * pipeline table dscp + * + * File : + * - exactly 64 lines + * - line format: , with as: g | y | r + */ +static int +load_dscp_table(struct rte_table_action_dscp_table *dscp_table, + const char *file_name, + uint32_t *line_number) +{ + FILE *f = NULL; + uint32_t dscp, l; + + /* Check input arguments */ + if ((dscp_table == NULL) || + (file_name == NULL) || + (line_number == NULL)) { + if (line_number) + *line_number = 0; + return -EINVAL; + } + + /* Open input file */ + f = fopen(file_name, "r"); + if (f == NULL) { + *line_number = 0; + return -EINVAL; + } + + /* Read file */ + for (dscp = 0, l = 1; ; l++) { + char line[64]; + char *tokens[3]; + enum rte_meter_color color; + uint32_t tc_id, tc_queue_id, n_tokens = RTE_DIM(tokens); + + if (fgets(line, sizeof(line), f) == NULL) + break; + + if (is_comment(line)) + continue; + + if (parse_tokenize_string(line, tokens, &n_tokens)) { + *line_number = l; + return -EINVAL; + } + + if (n_tokens == 0) + continue; + + if ((dscp >= RTE_DIM(dscp_table->entry)) || + (n_tokens != RTE_DIM(tokens)) || + parser_read_uint32(&tc_id, tokens[0]) || + (tc_id >= RTE_TABLE_ACTION_TC_MAX) || + parser_read_uint32(&tc_queue_id, tokens[1]) || + (tc_queue_id >= RTE_TABLE_ACTION_TC_QUEUE_MAX) || + (strlen(tokens[2]) != 1)) { + *line_number = l; + return -EINVAL; + } + + switch (tokens[2][0]) { + case 'g': + case 'G': + color = e_RTE_METER_GREEN; + break; + + case 'y': + case 'Y': + color = e_RTE_METER_YELLOW; + break; + + case 'r': + case 'R': + color = e_RTE_METER_RED; + break; + + default: + *line_number = l; + return -EINVAL; + } + + dscp_table->entry[dscp].tc_id = tc_id; + dscp_table->entry[dscp].tc_queue_id = tc_queue_id; + dscp_table->entry[dscp].color = color; + dscp++; + } + + /* Close file */ + fclose(f); + return 0; +} + +static void +cmd_pipeline_table_dscp(char **tokens, + uint32_t n_tokens, + char *out, + size_t out_size) +{ + struct rte_table_action_dscp_table dscp_table; + char *pipeline_name, *file_name; + uint32_t table_id, line_number; + int status; + + if (n_tokens != 6) { + snprintf(out, out_size, MSG_ARG_MISMATCH, tokens[0]); + return; + } + + pipeline_name = tokens[1]; + + if (strcmp(tokens[2], "table") != 0) { + snprintf(out, out_size, MSG_ARG_NOT_FOUND, "port"); + return; + } + + if (parser_read_uint32(&table_id, tokens[3]) != 0) { + snprintf(out, out_size, MSG_ARG_INVALID, "table_id"); + return; + } + + if (strcmp(tokens[4], "dscp") != 0) { + snprintf(out, out_size, MSG_ARG_NOT_FOUND, "dscp"); + return; + } + + file_name = tokens[5]; + + status = load_dscp_table(&dscp_table, file_name, &line_number); + if (status) { + snprintf(out, out_size, MSG_FILE_ERR, file_name, line_number); + return; + } + + status = pipeline_table_dscp_table_update(pipeline_name, + table_id, + UINT64_MAX, + &dscp_table); + if (status) { + snprintf(out, out_size, MSG_CMD_FAIL, tokens[0]); + return; + } +} + /** * thread pipeline enable */ @@ -4370,6 +4516,14 @@ cli_process(char *in, char *out, size_t out_size) out, out_size); return; } + + if ((n_tokens >= 5) && + (strcmp(tokens[2], "table") == 0) && + (strcmp(tokens[4], "dscp") == 0)) { + cmd_pipeline_table_dscp(tokens, n_tokens, + out, out_size); + return; + } } if (strcmp(tokens[0], "thread") == 0) { diff --git a/examples/ip_pipeline/pipeline.h b/examples/ip_pipeline/pipeline.h index c6439ab6b2..3b985ba4cd 100644 --- a/examples/ip_pipeline/pipeline.h +++ b/examples/ip_pipeline/pipeline.h @@ -351,4 +351,10 @@ pipeline_table_rule_mtr_read(const char *pipeline_name, struct rte_table_action_mtr_counters *stats, int clear); +int +pipeline_table_dscp_table_update(const char *pipeline_name, + uint32_t table_id, + uint64_t dscp_mask, + struct rte_table_action_dscp_table *dscp_table); + #endif /* _INCLUDE_PIPELINE_H_ */ diff --git a/examples/ip_pipeline/thread.c b/examples/ip_pipeline/thread.c index 94f4aeaa7a..8ce0dd710d 100644 --- a/examples/ip_pipeline/thread.c +++ b/examples/ip_pipeline/thread.c @@ -497,6 +497,7 @@ enum pipeline_req_type { PIPELINE_REQ_TABLE_MTR_PROFILE_ADD, PIPELINE_REQ_TABLE_MTR_PROFILE_DELETE, PIPELINE_REQ_TABLE_RULE_MTR_READ, + PIPELINE_REQ_TABLE_DSCP_TABLE_UPDATE, PIPELINE_REQ_MAX }; @@ -552,6 +553,12 @@ struct pipeline_msg_req_table_rule_mtr_read { uint32_t tc_mask; int clear; }; + +struct pipeline_msg_req_table_dscp_table_update { + uint64_t dscp_mask; + struct rte_table_action_dscp_table dscp_table; +}; + struct pipeline_msg_req { enum pipeline_req_type type; uint32_t id; /* Port IN, port OUT or table ID */ @@ -569,6 +576,7 @@ struct pipeline_msg_req { struct pipeline_msg_req_table_mtr_profile_add table_mtr_profile_add; struct pipeline_msg_req_table_mtr_profile_delete table_mtr_profile_delete; struct pipeline_msg_req_table_rule_mtr_read table_rule_mtr_read; + struct pipeline_msg_req_table_dscp_table_update table_dscp_table_update; }; }; @@ -1502,6 +1510,54 @@ pipeline_table_rule_mtr_read(const char *pipeline_name, return status; } +int +pipeline_table_dscp_table_update(const char *pipeline_name, + uint32_t table_id, + uint64_t dscp_mask, + struct rte_table_action_dscp_table *dscp_table) +{ + struct pipeline *p; + struct pipeline_msg_req *req; + struct pipeline_msg_rsp *rsp; + int status; + + /* Check input params */ + if ((pipeline_name == NULL) || + (dscp_table == NULL)) + return -1; + + p = pipeline_find(pipeline_name); + if ((p == NULL) || + (p->enabled == 0) || + (table_id >= p->n_tables)) + return -1; + + /* Allocate request */ + req = pipeline_msg_alloc(); + if (req == NULL) + return -1; + + /* Write request */ + req->type = PIPELINE_REQ_TABLE_DSCP_TABLE_UPDATE; + req->id = table_id; + req->table_dscp_table_update.dscp_mask = dscp_mask; + memcpy(&req->table_dscp_table_update.dscp_table, + dscp_table, sizeof(*dscp_table)); + + /* Send request and wait for response */ + rsp = pipeline_msg_send_recv(p, req); + if (rsp == NULL) + return -1; + + /* Read response */ + status = rsp->status; + + /* Free response */ + pipeline_msg_free(rsp); + + return status; +} + /** * Data plane threads: message handling */ @@ -2356,6 +2412,24 @@ pipeline_msg_handle_table_rule_mtr_read(struct pipeline_data *p, return rsp; } +static struct pipeline_msg_rsp * +pipeline_msg_handle_table_dscp_table_update(struct pipeline_data *p, + struct pipeline_msg_req *req) +{ + struct pipeline_msg_rsp *rsp = (struct pipeline_msg_rsp *) req; + uint32_t table_id = req->id; + uint64_t dscp_mask = req->table_dscp_table_update.dscp_mask; + struct rte_table_action_dscp_table *dscp_table = + &req->table_dscp_table_update.dscp_table; + struct rte_table_action *a = p->table_data[table_id].a; + + rsp->status = rte_table_action_dscp_table_update(a, + dscp_mask, + dscp_table); + + return rsp; +} + static void pipeline_msg_handle(struct pipeline_data *p) { @@ -2424,6 +2498,10 @@ pipeline_msg_handle(struct pipeline_data *p) rsp = pipeline_msg_handle_table_rule_mtr_read(p, req); break; + case PIPELINE_REQ_TABLE_DSCP_TABLE_UPDATE: + rsp = pipeline_msg_handle_table_dscp_table_update(p, req); + break; + default: rsp = (struct pipeline_msg_rsp *) req; rsp->status = -1;