ndb

  Add support/test for using my.cnf [cluster_config]

mysql-test/r/ndb_config.result

@@ -3,4 +3,5 @@ ndbd,1,localhost ndbd,2,localhost ndb_mgmd,3,localhost mysqld,4, mysqld,5, mysql
 1 localhost 41943040 12582912
 2 localhost 41943040 12582912
 1 2
-ndbd,1,localhost ndbd,2,localhost ndb_mgmd,3, mysqld,4, mysqld,5, mysqld,6, mysqld,7,
+ndbd,1,localhost ndbd,2,localhost ndb_mgmd,3,localhost mysqld,4, mysqld,5, mysqld,6, mysqld,7,
+ndbd,1,localhost,52428800,26214400 ndbd,2,localhost,52428800,36700160 ndbd,3,localhost,52428800,52428800 ndbd,4,localhost,52428800,52428800 ndb_mgmd,5,localhost,, mysqld,6,localhost,,

mysql-test/std_data/ndb_config_mycnf1.cnf

+[cluster_config]
+NoOfReplicas=1
+DataMemory=50M
+
+[cluster_config.jonas]
+IndexMemory=50M
+ndbd = localhost,localhost,localhost,localhost
+ndb_mgmd = localhost
+mysqld = localhost
+
+[cluster_config.ndbd.1]
+DataMemory=25M
+
+[cluster_config.ndbd.2.jonas]
+DataMemory=35M

mysql-test/t/ndb_config.test

@@ -9,3 +9,5 @@
 --exec $NDB_TOOLS_DIR/ndb_config --no-defaults --query=type,nodeid,host --config-file=$NDB_BACKUP_DIR/config.ini 2> /dev/null
 
 # End of 4.1 tests
+
+--exec $NDB_TOOLS_DIR/ndb_config --defaults-group-suffix=.jonas --defaults-file=$MYSQL_TEST_DIR/std_data/ndb_config_mycnf1.cnf --query=type,nodeid,host,IndexMemory,DataMemory --mycnf 2> /dev/null

ndb/src/mgmsrv/InitConfigFileParser.cpp

@@ -843,7 +843,7 @@ InitConfigFileParser::parse_mycnf()
   }
 
   
-  Context ctx(m_info); 
+  Context ctx(m_info, m_errstream); 
   const char *groups[]= { "cluster_config", 0 };
   if (load_defaults(options, groups))
     goto end;

ndb/tools/ndb_config.cpp

@@ -41,6 +41,7 @@ static const char * g_host = 0;
 static const char * g_field_delimiter=",";
 static const char * g_row_delimiter=" ";
 static const char * g_config_file = 0;
+static int g_mycnf = 0;
 
 int g_print_full_config, opt_ndb_shm;
 my_bool opt_core;
@@ -94,6 +95,9 @@ static struct my_option my_long_options[] =
   { "config-file", 256, "Path to config.ini",
     (gptr*) &g_config_file, (gptr*) &g_config_file,
     0, GET_STR, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
+  { "mycnf", 256, "Read config from my.cnf",
+    (gptr*) &g_mycnf, (gptr*) &g_mycnf,
+    0, GET_BOOL, NO_ARG, 0, 0, 0, 0, 0, 0},
   { 0, 0, 0, 0, 0, 0, GET_NO_ARG, NO_ARG, 0, 0, 0, 0, 0, 0}
 };
 
@@ -163,11 +167,16 @@ main(int argc, char** argv){
 
   ndb_mgm_configuration * conf = 0;
 
-  if (g_config_file)
+  if (g_config_file || g_mycnf)
     conf = load_configuration();
   else
     conf = fetch_configuration();
 
+  if (conf == 0)
+  {
+    return -1;
+  }
+
   Vector<Apply*> select_list;
   Vector<Match*> where_clause;
 
@@ -437,12 +446,22 @@ ndb_mgm_configuration*
 load_configuration()
 {  
   InitConfigFileParser parser(stderr);
+  if (g_config_file)
+  {
     if (g_verbose)
       fprintf(stderr, "Using config.ini : %s", g_config_file);
     
     Config* conf = parser.parseConfig(g_config_file);
     if (conf)
       return conf->m_configValues;
+  }
+  
+  if (g_verbose)
+    fprintf(stderr, "Using my.cnf");
+  
+  Config* conf = parser.parse_mycnf();
+  if (conf)
+    return conf->m_configValues;
 
   return 0;
 }