test/test_gen_rt.c

   1 // : vi ts=4 sw=4 noet :
   2 /*
   3 ==================================================================================
   4             Copyright (c) 2019 Nokia
   5             Copyright (c) 2018-2019 AT&T Intellectual Property.
   6
   7    Licensed under the Apache License, Version 2.0 (the "License");
   8    you may not use this file except in compliance with the License.
   9    You may obtain a copy of the License at
  10
  11            http://www.apache.org/licenses/LICENSE-2.0
  12
  13    Unless required by applicable law or agreed to in writing, software
  14    distributed under the License is distributed on an "AS IS" BASIS,
  15    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16    See the License for the specific language governing permissions and
  17    limitations under the License.
  18 ==================================================================================
  19 */
  20
  21 /*
  22         Mnemonic:       test_gen_rt.c
  23         Abstract:       This provides the means to generate a route table to disk.
  24         Author:         E. Scott Daniels
  25         Date:           6 January 2019
  26 */
  27
  28 #ifndef _test_gen_rt_c
  29 #define _test_gen_rt_c
  30
  31
  32 /*
  33         Generate a simple route table (for all but direct route table testing).
  34         This gets tricky inasmuch as we generate two in one; first a whole table
  35         and then two update tables. The first is a table with a bad counter in the
  36         last record to test that we don't load that table and error. The second
  37         is a good update. The same applies to the meid map; first has a bad counter
  38         and some bad records to drive coverage testing. The end should leave a good
  39         meid map in the table.
  40 */
  41 static void gen_rt( uta_ctx_t* ctx ) {
  42         int             fd;
  43         char*   rt_stuff;               // strings for the route table
  44
  45         fd = open( "utesting.rt", O_WRONLY | O_CREAT, 0600 );
  46         if( fd < 0 ) {
  47                 fprintf( stderr, "<BUGGERED> unable to open file for testing route table gen\n" );
  48                 return;
  49         }
  50
  51         rt_stuff =
  52                 "newrt|end\n"                                                           // end of table check before start of table found
  53                 "# comment to drive full comment test\n"
  54                 "\n"                                                                            // handle blank lines
  55                 "   \n"                                                                         // handle blank lines
  56             "mse|4|10|localhost:4561\n"                                 // entry before start message
  57             "rte|4|localhost:4561\n"                                    // entry before start message
  58                 "newrt|start\n"                                                         // false start to drive detection
  59                 "xxx|badentry to drive default case"
  60                 "newrt|start\n"
  61             "rte|0|localhost:4560,localhost:4562\n"                                     // these are legitimate entries for our testing
  62             "rte|1|localhost:4562;localhost:4561,localhost:4569\n"
  63             "rte|2|localhost:4562| 10\n"                                                                // new subid at end
  64             "mse|4|10|localhost:4561\n"                                                                 // new msg/subid specifier rec
  65             "mse|4|localhost:4561\n"                                                                    // new mse entry with less than needed fields
  66                 "   rte|   5   |localhost:4563    #garbage comment\n"           // tests white space cleanup
  67             "rte|6|localhost:4562\n"
  68                 "newrt|end\n";
  69
  70         setenv( "RMR_SEED_RT", "utesting.rt", 1 );
  71         write( fd, rt_stuff, strlen( rt_stuff ) );                              // write in the whole table
  72
  73         rt_stuff =                                                                                              // add an meid map which will fail
  74                 "meid_map | start\n"
  75                 "mme_ar | e2t-1 | one two three four\n"
  76                 "mme_del | one two\n"
  77                 "mme_del \n"                                                                            // short entries drive various checks for coverage
  78                 "mme_ar \n"
  79                 "mme_ar | e2t-0 \n"
  80                 "meid_map | end | 5\n";                                                         // this will fail as the short recs don't "count"
  81         write( fd, rt_stuff, strlen( rt_stuff ) );
  82
  83         rt_stuff =
  84                 "updatert|start\n"                                                                      // this is an update to the table
  85             "mse|4|99|fooapp:9999,barapp:9999;logger:9999\n"    // update just one entry
  86                 "updatert|end | 3\n";                                                           // bad count; this update should be rejected
  87         write( fd, rt_stuff, strlen( rt_stuff ) );
  88
  89
  90         rt_stuff =
  91                 "updatert|start\n"                                                                      // this is an update to the table
  92             "mse|4|10|fooapp:4561,barapp:4561;logger:9999\n"    // update just one entry
  93                 "mse | 99 | -1 | %meid\n"                                                       // type 99 will route based on meid and not mtype
  94                 "del|2|-1\n"                                                                            // delete an entry; not there so no action
  95                 "del|2|10\n"                                                                            // delete an entry
  96                 "updatert|end | 4\n";                                                           // end table; updates have a count as last field
  97         write( fd, rt_stuff, strlen( rt_stuff ) );
  98
  99         rt_stuff =                                                                                              // this leaves an meid map in place too
 100                 "meid_map | start\n"
 101                 "mme_ar | localhost:4567 | meid1 meid2 meid3 meid4\n"
 102                 "mme_ar | localhost:4067 | meid11 meid12\n"
 103                 "meid_map | end | 2\n";
 104         write( fd, rt_stuff, strlen( rt_stuff ) );
 105
 106         rt_stuff =                                                                                                      // verify that we can del entries in the current table
 107                 "meid_map | start\n"
 108                 "mme_del | meid11 meid12 meid13\n"              // includes a non-existant meid
 109                 "meid_map | end | 1\n";
 110         write( fd, rt_stuff, strlen( rt_stuff ) );
 111
 112         close( fd );
 113         read_static_rt( ctx, 1 );                                                               // force in verbose mode to see stats on tty if failure
 114         unlink( "utesting.rt" );
 115 }
 116
 117
 118
 119 /*
 120         Generate a custom route table file using the buffer passed in.
 121 */
 122 static void gen_custom_rt( uta_ctx_t* ctx, char* buf ) {
 123         int             fd;
 124         char*   rt_stuff;               // strings for the route table
 125
 126         fd = open( "utesting.rt", O_WRONLY | O_CREAT, 0600 );
 127         if( fd < 0 ) {
 128                 fprintf( stderr, "<BUGGERED> unable to open file for testing route table gen\n" );
 129                 return;
 130         }
 131         setenv( "RMR_SEED_RT", "utesting.rt", 1 );
 132
 133         write( fd, rt_stuff, strlen( buf ) );
 134
 135         close( fd );
 136         read_static_rt( ctx, 1 );                                                               // force in verbose mode to see stats on tty if failure
 137         unlink( "utesting.rt" );
 138 }
 139
 140
 141 #endif