silence borg by default

this also prints file status on stderr directly, bypassing the logger
as we do with other topical flags (like progress and status)

borg/archiver.py

@@ -75,7 +75,7 @@ class Archiver:
 
     def print_file_status(self, status, path):
         if self.args.changed:
-            logger.info("%1s %s" % (status, remove_surrogates(path)))
+            print("%1s %s" % (status, remove_surrogates(path)), file=sys.stderr)
 
     def do_serve(self, args):
         """Start in server mode. This command is usually not used manually.
@@ -663,9 +663,9 @@ class Archiver:
     def build_parser(self, args=None, prog=None):
         common_parser = argparse.ArgumentParser(add_help=False, prog=prog)
         common_parser.add_argument('-v', '--verbose', dest='log_level',
-                                   action='store_const', const='info', default='info',
+                                   action='store_const', const='info', default='warning',
                                    help='verbose output, same as --log-level=info')
-        common_parser.add_argument('--log-level', dest='log_level', default='info', metavar='LEVEL',
+        common_parser.add_argument('--log-level', dest='log_level', default='warning', metavar='LEVEL',
                                    choices=('debug', 'info', 'warning', 'error', 'critical'),
                                    help='set the log level to LEVEL, default: %(default)s)')
         common_parser.add_argument('--lock-wait', dest='lock_wait', type=int, metavar='N', default=1,

borg/testsuite/archiver.py

@@ -947,13 +947,13 @@ class ArchiverCheckTestCase(ArchiverTestCaseBase):
         return archive, repository
 
     def test_check_usage(self):
-        output = self.cmd('check', self.repository_location, exit_code=0)
+        output = self.cmd('check', '--log-level=info', self.repository_location, exit_code=0)
         self.assert_in('Starting repository check', output)
         self.assert_in('Starting archive consistency check', output)
-        output = self.cmd('check', '--repository-only', self.repository_location, exit_code=0)
+        output = self.cmd('check', '--log-level=info', '--repository-only', self.repository_location, exit_code=0)
         self.assert_in('Starting repository check', output)
         self.assert_not_in('Starting archive consistency check', output)
-        output = self.cmd('check', '--archives-only', self.repository_location, exit_code=0)
+        output = self.cmd('check', '--log-level=info', '--archives-only', self.repository_location, exit_code=0)
         self.assert_not_in('Starting repository check', output)
         self.assert_in('Starting archive consistency check', output)