bitbake: toaster: remove release API

This API is quite dangerous as it removes build directory.
It's not used anywhere and most probably will not be used in future
as toaster is going to have one build directory per project.

(Bitbake rev: ef9e126227d3bdee86c1592e2baa43d21e6a32df)

Signed-off-by: Ed Bartosh <ed.bartosh@linux.intel.com>
Signed-off-by: Michael Wood <michael.g.wood@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

bitbake/lib/toaster/bldcontrol/bbcontroller.py

@@ -163,12 +163,6 @@ class BuildEnvironmentController(object):
         """
         raise NotImplementedError("Must return the REST URL of the artifact")
 
-    def release(self):
-        """ This stops the server and releases any resources. After this point, all resources
-            are un-available for further reference
-        """
-        raise NotImplementedError("Must override BE release")
-
     def triggerBuild(self, bitbake, layers, variables, targets):
         raise NotImplementedError("Must override BE release")
 

bitbake/lib/toaster/bldcontrol/localhostbecontroller.py

@@ -255,12 +255,6 @@ class LocalhostBEController(BuildEnvironmentController):
     def readServerLogFile(self):
         return open(os.path.join(self.be.builddir, "toaster_server.log"), "r").read()
 
-    def release(self):
-        assert self.be.sourcedir and os.path.exists(self.be.builddir)
-        import shutil
-        shutil.rmtree(os.path.join(self.be.sourcedir, "build"))
-        assert not os.path.exists(self.be.builddir)
-
 
     def triggerBuild(self, bitbake, layers, variables, targets):
         # set up the build environment with the needed layers