[server] add --dump-serv-err-codes for test coverage

server/cmd_opts.h

@@ -125,6 +125,7 @@ enum {
     ENABLE_PCAP_ANY_DIRECTION,
     ROTATE_DIGEST_CACHE,
     SYSLOG_ENABLE,
+    DUMP_SERVER_ERR_CODES,
     NOOP /* Just to be a marker for the end */
 };
 
@@ -141,6 +142,7 @@ static struct option cmd_opts[] =
     {"packet-limit",         1, NULL, 'C'},
     {"digest-file",          1, NULL, 'd'},
     {"dump-config",          0, NULL, 'D'},
+    {"dump-serv-err-codes",  0, NULL, DUMP_SERVER_ERR_CODES },
     {"syslog-enable",        0, NULL, SYSLOG_ENABLE },
     {"foreground",           0, NULL, 'f'},
     {"help",                 0, NULL, 'h'},

server/config_init.c

@@ -29,6 +29,7 @@
  ******************************************************************************
 */
 #include "fwknopd_common.h"
+#include "fwknopd_errors.h"
 #include "config_init.h"
 #include "access.h"
 #include "cmd_opts.h"
@@ -883,6 +884,9 @@ config_init(fko_srv_options_t *opts, int argc, char **argv)
             case 'D':
                 opts->dump_config = 1;
                 break;
+            case DUMP_SERVER_ERR_CODES:
+                dump_server_errors();
+                clean_exit(opts, NO_FW_CLEANUP, EXIT_SUCCESS);
             case 'f':
                 opts->foreground = 1;
                 break;

server/fwknopd_errors.c

@@ -106,4 +106,24 @@ get_errstr(const int err_code)
     return(fwknopd_errstr(err_code));
 }
 
+/* print all server errors (from server/fwknopd_errors.c) to stdout
+*/
+void
+dump_server_errors(void)
+{
+    int i;
+    for (i=SPA_MSG_BAD_DATA; i<=SPA_MSG_ERROR; i++)
+    {
+        fprintf(stdout, "err code: %d, err string: '%s'\n",
+                i, fwknopd_errstr(i));
+    }
+    for (i=FW_RULE_ADD_ERROR; i<=FW_RULE_UNKNOWN_ERROR; i++)
+    {
+        fprintf(stdout, "err code: %d, err string: '%s'\n",
+                i, fwknopd_errstr(i));
+    }
+    fflush(stdout);
+    return;
+}
+
 /***EOF***/

test/tests/basic_operations.pl

@@ -17,6 +17,16 @@
         'cmdline' => "$fwknopdCmd $default_server_conf_args " .
             "-O $conf_dir/override_fwknopd.conf --dump-config",
     },
+    {
+        'category' => 'basic operations',
+        'subcategory' => 'server',
+        'detail'   => 'dump error codes ',
+        'function' => \&generic_exec,
+        'exec_err' => $NO,
+        'cmdline' => "$fwknopdCmd $default_server_conf_args " .
+            "--dump-serv-err-codes",
+    },
+
     {
         'category' => 'basic operations',
         'subcategory' => 'client',