core: fixed reactor crash by installing reactor only in makeService

twisted/plugins/sat_plugin.py

@@ -17,8 +17,6 @@
 # You should have received a copy of the GNU Affero General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-from twisted.internet import gireactor
-gireactor.install()
 from twisted.internet import defer
 if defer.Deferred.debug:
     # if we are in debug mode, we want to use ipdb instead of pdb
@@ -59,6 +57,8 @@ class SatMaker(object):
     options = Options
 
     def makeService(self, options):
+        from twisted.internet import gireactor
+        gireactor.install()
         # XXX: SAT must be imported after log configuration, because it write stuff to logs
         initialise(options.parent)
         from sat.core.sat_main import SAT