2017-09-30 Fred Gleason <fredg@paravelsystems.com>

* Added a [Provisioning] section to rd.conf(5).
	* Moved code to create new hosts to the 'RDStation::create()' method.
	* Moved code to delete hosts to the 'RDStation::remove()' method.
	* Implemented 'CreateHost=' and 'NewHostTemplate=' parameters
	in the [Provisioning] section of rd.conf(5).

cae/cae.cpp

@@ -42,6 +42,8 @@
 #include <rdsocket.h>
 #include <rdconf.h>
 #include <rdcheck_daemons.h>
+#include <rddb.h>
+#include <rdescape_string.h>
 #include <rddebug.h>
 #include <rdcmd_switch.h>
 #include <rdsystem.h>
@@ -240,6 +242,11 @@ MainObject::MainObject(QObject *parent,const char *name)
     exit(1);
   }
 
+  //
+  // Provisioning
+  //
+  InitProvisioning();
+
   //
   // Start Up the Drivers
   //
@@ -568,6 +575,34 @@ void MainObject::updateMeters()
 }
 
 
+void MainObject::InitProvisioning() const
+{
+  QString sql;
+  RDSqlQuery *q;
+  QString err_msg;
+
+  if(rd_config->provisioningCreateHost()) {
+    if(!rd_config->provisioningHostTemplate().isEmpty()) {
+      sql=QString("select NAME from STATIONS where ")+
+	"NAME=\""+RDEscapeString(rd_config->stationName())+"\"";
+      q=new RDSqlQuery(sql);
+      if(!q->first()) {
+	if(RDStation::create(rd_config->stationName(),&err_msg,rd_config->provisioningHostTemplate())) {
+	  syslog(LOG_INFO,"created new host entry \"%s\"",
+		 (const char *)rd_config->stationName());
+	}
+	else {
+	  fprintf(stderr,"caed: unable to provision host [%s]\n",
+		  (const char *)err_msg);
+	  exit(256);
+	}
+      }
+      delete q;
+    }
+  }
+}
+
+
 void MainObject::InitMixers()
 {
   for(int i=0;i<RD_MAX_CARDS;i++) {

cae/cae.h

@@ -121,6 +121,7 @@ class MainObject : public QObject
   void updateMeters();
   
  private:
+  void InitProvisioning() const;
   void InitMixers();
   void ParseCommand(int);
   void DispatchCommand(int);