add a flag to turn off making install DVD's

src/bin/pungi.py

@@ -254,6 +254,8 @@ if __name__ == '__main__':
         parser.add_option("--workdirbase", dest="workdirbase", type="string",
           action="callback", callback=set_config, callback_args=(config, ),
           help='base working directory (defaults to destdir + /work)')
+        parser.add_option("--no-dvd", default=False, action="store_true", dest="no_dvd",
+          help='Do not make a install DVD/CD only the netinstall image and the tree')
 
         parser.add_option("-c", "--config", dest="config",
           help='Path to kickstart config file')

src/pypungi/__init__.py

@@ -1619,6 +1619,7 @@ class Pungi(pypungi.PungiBase):
         else:
             extraargs.append(os.path.join(self.archdir, 'SRPMS'))
 
+        if not self.config.get('pungi', 'no_dvd'):
             # run the command
             pypungi.util._doRunCommand(mkisofs + extraargs, self.logger)
 
@@ -1640,6 +1641,7 @@ class Pungi(pypungi.PungiBase):
         file = open(csumfile, 'w')
         file.write('# The image checksum(s) are generated with sha256sum.\n')
         file.close()
+        if not self.config.get('pungi', 'no_dvd'):
             self._doIsoChecksum(isofile, csumfile)
 
             # Write out a line describing the media

src/pypungi/config.py

@@ -51,3 +51,4 @@ class Config(SafeConfigParser):
         self.set('pungi', 'multilib', '')
         self.set('pungi', 'lookaside_repos', '')
         self.set('pungi', 'resolve_deps', "True")
+        self.set('pungi', 'no_dvd', "False")