wl#1882

  allow ndb_mgmd to use my.cnf for cluster configuration


ndb/src/mgmsrv/ConfigInfo.cpp:
  Depricate Id infavor of nodeid in config.ini
ndb/src/mgmsrv/InitConfigFileParser.cpp:
  Add support for getting cluster config from my.cnf [cluster_config]
ndb/src/mgmsrv/InitConfigFileParser.hpp:
  Add support for getting cluster config from my.cnf [cluster_config]
ndb/src/mgmsrv/MgmtSrvr.cpp:
  Add support for getting cluster config from my.cnf [cluster_config]
ndb/src/mgmsrv/MgmtSrvrConfig.cpp:
  Add support for getting cluster config from my.cnf [cluster_config]
ndb/src/mgmsrv/main.cpp:
  Add support for getting cluster config from my.cnf [cluster_config]

ndb/src/mgmsrv/ConfigInfo.cpp

@@ -241,6 +241,9 @@ struct DepricationTransform {
 static
 const DepricationTransform f_deprication[] = {
   { DB_TOKEN, "Discless", "Diskless", 0, 1 },
+  { DB_TOKEN, "Id", "nodeid", 0, 1 },
+  { API_TOKEN, "Id", "nodeid", 0, 1 },
+  { MGM_TOKEN, "Id", "nodeid", 0, 1 },
   { 0, 0, 0, 0, 0}
 };
 
@@ -405,9 +408,21 @@ const ConfigInfo::ParamInfo ConfigInfo::m_ParamInfo[] = {
     0, 0 },
 
   {
-    CFG_NODE_ID,
+    KEY_INTERNAL,
     "Id",
     DB_TOKEN,
+    "",
+    ConfigInfo::CI_DEPRICATED,
+    false,
+    ConfigInfo::CI_INT,
+    MANDATORY,
+    "1",
+    STR_VALUE(MAX_NODES) },
+
+  {
+    CFG_NODE_ID,
+    "nodeid",
+    DB_TOKEN,
     "Number identifying the database node ("DB_TOKEN_PRINT")",
     ConfigInfo::CI_USED,
     false,
@@ -1244,9 +1259,21 @@ const ConfigInfo::ParamInfo ConfigInfo::m_ParamInfo[] = {
     0, 0 },
 
   {
-    CFG_NODE_ID,
+    KEY_INTERNAL,
     "Id",
     API_TOKEN,
+    "",
+    ConfigInfo::CI_DEPRICATED,
+    false,
+    ConfigInfo::CI_INT,
+    MANDATORY,
+    "1",
+    STR_VALUE(MAX_NODES) },
+
+  {
+    CFG_NODE_ID,
+    "nodeid",
+    API_TOKEN,
     "Number identifying application node ("API_TOKEN_PRINT")",
     ConfigInfo::CI_USED,
     false,
@@ -1375,9 +1402,21 @@ const ConfigInfo::ParamInfo ConfigInfo::m_ParamInfo[] = {
     0, 0 },
 
   {
-    CFG_NODE_ID,
+    KEY_INTERNAL,
     "Id",
     MGM_TOKEN,
+    "",
+    ConfigInfo::CI_DEPRICATED,
+    false,
+    ConfigInfo::CI_INT,
+    MANDATORY,
+    "1",
+    STR_VALUE(MAX_NODES) },
+  
+  {
+    CFG_NODE_ID,
+    "nodeid",
+    MGM_TOKEN,
     "Number identifying the management server node ("MGM_TOKEN_PRINT")",
     ConfigInfo::CI_USED,
     false,
@@ -2516,14 +2555,14 @@ bool
 transformNode(InitConfigFileParser::Context & ctx, const char * data){
 
   Uint32 id;
-  if(!ctx.m_currentSection->get("Id", &id)){
+  if(!ctx.m_currentSection->get("nodeid", &id) && !ctx.m_currentSection->get("Id", &id)){
     Uint32 nextNodeId= 1;
     ctx.m_userProperties.get("NextNodeId", &nextNodeId);
     id= nextNodeId;
     while (ctx.m_userProperties.get("AllocatedNodeId_", id, &id))
       id++;
     ctx.m_userProperties.put("NextNodeId", id+1, true);
-    ctx.m_currentSection->put("Id", id);
+    ctx.m_currentSection->put("nodeid", id);
 #if 0
     ctx.reportError("Mandatory parameter Id missing from section "
 		    "[%s] starting at line: %d",
@@ -2531,7 +2570,7 @@ transformNode(InitConfigFileParser::Context & ctx, const char * data){
     return false;
 #endif
   } else if(ctx.m_userProperties.get("AllocatedNodeId_", id, &id)) {
-    ctx.reportError("Duplicate Id in section "
+    ctx.reportError("Duplicate nodeid in section "
 		    "[%s] starting at line: %d",
 		    ctx.fname, ctx.m_sectionLineno);
     return false;
@@ -3356,6 +3395,7 @@ transform(InitConfigFileParser::Context & ctx,
   PropertiesType oldType;
   require(ctx.m_currentSection->getTypeOf(oldName, &oldType));
   ConfigInfo::Type newType = ctx.m_info->getType(ctx.m_currentInfo, newName);  
+
   if(!((oldType == PropertiesType_Uint32 || oldType == PropertiesType_Uint64) 
        && (newType == ConfigInfo::CI_INT || newType == ConfigInfo::CI_INT64 || newType == ConfigInfo::CI_BOOL))){
     ndbout << "oldType: " << (int)oldType << ", newType: " << (int)newType << endl;

ndb/src/mgmsrv/InitConfigFileParser.hpp

@@ -50,6 +50,7 @@ public:
    */
   Config * parseConfig(FILE * file);
   Config * parseConfig(const char * filename);
+  Config * parse_mycnf();
 
   /**
    * Parser context struct
@@ -122,6 +123,21 @@ private:
    *   Information about parameters (min, max values etc)
    */
   ConfigInfo* m_info;
+
+  bool handle_mycnf_defaults(Vector<struct my_option>& options,
+			     InitConfigFileParser::Context& ctx, 
+			     const char * name);
+  
+  bool load_mycnf_groups(Vector<struct my_option> & options,
+			 InitConfigFileParser::Context& ctx,
+			 const char * name,
+			 const char *groups[]);
+
+  bool store_in_properties(Vector<struct my_option>& options, 
+			   InitConfigFileParser::Context& ctx,
+			   const char * name);
+  
+  Config* run_config_rules(Context& ctx);
 };
 
 #endif // InitConfigFileParser_H

ndb/src/mgmsrv/MgmtSrvr.cpp

@@ -433,8 +433,6 @@ MgmtSrvr::MgmtSrvr(SocketServer *socket_server,
   m_newConfig = NULL;
   if (config_filename)
     m_configFilename.assign(config_filename);
-  else
-    m_configFilename.assign("config.ini");
 
   m_nextConfigGenerationNumber = 0;
 
@@ -469,7 +467,7 @@ MgmtSrvr::MgmtSrvr(SocketServer *socket_server,
     _config= readConfig();
     if (_config == 0) {
       ndbout << "Unable to read config file" << endl;
-      require(false);
+      exit(-1);
     }
   }
 

ndb/src/mgmsrv/MgmtSrvrConfig.cpp

@@ -274,7 +274,15 @@ Config *
 MgmtSrvr::readConfig() {
   Config *conf;
   InitConfigFileParser parser;
+  if (m_configFilename.length())
+  {
     conf = parser.parseConfig(m_configFilename.c_str());
+  }
+  else 
+  {
+    ndbout_c("Reading cluster configuration using my.cnf");
+    conf = parser.parse_mycnf();
+  }
   return conf;
 }
 

ndb/src/mgmsrv/main.cpp

@@ -102,6 +102,7 @@ static int opt_daemon;   // NOT bool, bool need not be int
 static int opt_non_interactive;
 static int opt_interactive;
 static const char * opt_config_filename= 0;
+static int opt_mycnf = 0;
   
 struct MgmGlobals {
   MgmGlobals();
@@ -166,6 +167,10 @@ static struct my_option my_long_options[] =
     "Don't run as daemon, but don't read from stdin",
     (gptr*) &opt_non_interactive, (gptr*) &opt_non_interactive, 0,
     GET_BOOL, NO_ARG, 0, 0, 0, 0, 0, 0 },
+  { "mycnf", 256,
+    "Read cluster config from my.cnf",
+    (gptr*) &opt_mycnf, (gptr*) &opt_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}
 };
 
@@ -217,6 +222,19 @@ int main(int argc, char** argv)
     opt_daemon= 0;
   }
 
+  if (opt_mycnf && opt_config_filename)
+  {
+    ndbout_c("Both --mycnf and -f is not supported");
+    return 0;
+  }
+
+  if (opt_mycnf == 0 && opt_config_filename == 0)
+  {
+    struct stat buf;
+    if (stat("config.ini", &buf) != -1)
+      opt_config_filename = "config.ini";
+  }
+  
   glob->socketServer = new SocketServer();
 
   MgmApiService * mapi = new MgmApiService();