Add CLI command for managing the learner table default entry.

Signed-off-by: Cristian Dumitrescu <cristian.dumitre...@intel.com>
Signed-off-by: Yogesh Jangra <yogesh.jan...@intel.com>
---
 drivers/net/softnic/rte_eth_softnic_cli.c | 106 ++++++++++++++++++++++
 1 file changed, 106 insertions(+)

diff --git a/drivers/net/softnic/rte_eth_softnic_cli.c 
b/drivers/net/softnic/rte_eth_softnic_cli.c
index 1e92e251aa..4b7d001033 100644
--- a/drivers/net/softnic/rte_eth_softnic_cli.c
+++ b/drivers/net/softnic/rte_eth_softnic_cli.c
@@ -1245,6 +1245,104 @@ cmd_softnic_pipeline_selector_show(struct pmd_internals 
*softnic,
                fclose(file);
 }
 
+static int
+pipeline_learner_default_entry_add(struct rte_swx_ctl_pipeline *p,
+                                  const char *learner_name,
+                                  FILE *file,
+                                  uint32_t *file_line_number)
+{
+       char *line = NULL;
+       uint32_t line_id = 0;
+       int status = 0;
+
+       /* Buffer allocation. */
+       line = malloc(MAX_LINE_SIZE);
+       if (!line)
+               return -ENOMEM;
+
+       /* File read. */
+       for (line_id = 1; ; line_id++) {
+               struct rte_swx_table_entry *entry;
+               int is_blank_or_comment;
+
+               if (fgets(line, MAX_LINE_SIZE, file) == NULL)
+                       break;
+
+               entry = rte_swx_ctl_pipeline_learner_default_entry_read(p,
+                                                                       
learner_name,
+                                                                       line,
+                                                                       
&is_blank_or_comment);
+               if (!entry) {
+                       if (is_blank_or_comment)
+                               continue;
+
+                       status = -EINVAL;
+                       goto error;
+               }
+
+               status = rte_swx_ctl_pipeline_learner_default_entry_add(p,
+                                                                       
learner_name,
+                                                                       entry);
+               table_entry_free(entry);
+               if (status)
+                       goto error;
+       }
+
+error:
+       *file_line_number = line_id;
+       free(line);
+       return status;
+}
+
+/**
+ * pipeline <pipeline_name> learner <learner_name> default <file_name>
+ */
+static void
+cmd_softnic_pipeline_learner_default(struct pmd_internals *softnic,
+       char **tokens,
+       uint32_t n_tokens,
+       char *out,
+       size_t out_size)
+{
+       struct pipeline *p;
+       char *pipeline_name, *learner_name, *file_name;
+       FILE *file = NULL;
+       uint32_t file_line_number = 0;
+       int status;
+
+       if (n_tokens != 6) {
+               snprintf(out, out_size, MSG_ARG_MISMATCH, tokens[0]);
+               return;
+       }
+
+       pipeline_name = tokens[1];
+       p = softnic_pipeline_find(softnic, pipeline_name);
+       if (!p) {
+               snprintf(out, out_size, MSG_ARG_INVALID, "pipeline_name");
+               return;
+       }
+
+       learner_name = tokens[3];
+
+       file_name = tokens[5];
+       file = fopen(file_name, "r");
+       if (!file) {
+               snprintf(out, out_size, "Cannot open file %s.\n", file_name);
+               return;
+       }
+
+       status = pipeline_learner_default_entry_add(p->ctl,
+                                                   learner_name,
+                                                   file,
+                                                   &file_line_number);
+       if (status)
+               snprintf(out, out_size, "Invalid entry in file %s at line %u\n",
+                        file_name,
+                        file_line_number);
+
+       fclose(file);
+}
+
 /**
  * thread <thread_id> pipeline <pipeline_name> enable [ period 
<timer_period_ms> ]
  */
@@ -1457,6 +1555,14 @@ softnic_cli_process(char *in, char *out, size_t 
out_size, void *arg)
                                out, out_size);
                        return;
                }
+
+               if (n_tokens >= 5 &&
+                       !strcmp(tokens[2], "learner") &&
+                       !strcmp(tokens[4], "default")) {
+                       cmd_softnic_pipeline_learner_default(softnic, tokens, 
n_tokens,
+                               out, out_size);
+                       return;
+               }
        }
 
        if (strcmp(tokens[0], "thread") == 0) {
-- 
2.34.1

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