Add StrictHostKeyChecking=no for ssh connect

Author: vshepard

testgres/operations/remote_ops.py

@@ -14,6 +14,7 @@
         raise ImportError("You must have psycopg2 or pg8000 modules installed")
 
 from ..exceptions import ExecUtilException
+from ..utils import reserve_port
 from .os_ops import OsOperations, ConnectionParams, get_default_encoding
 
 error_markers = [b'error', b'Permission denied', b'fatal', b'No such file or directory']
@@ -383,7 +384,7 @@ def db_connect(self, dbname, user, password=None, host="localhost", port=5432):
         """
          Established SSH tunnel and Connects to a PostgreSQL
         """
-        self.establish_ssh_tunnel(local_port=port, remote_port=5432)
+        self.establish_ssh_tunnel(local_port=reserve_port(), remote_port=5432)
         try:
             conn = pglib.connect(
                 host=host,

testgres/utils.py

@@ -74,6 +74,8 @@ def execute_utility(args, logfile=None, verbose=False):
 
     # write new log entry if possible
     if logfile:
+        if not tconf.os_ops.path_exists(logfile):
+            tconf.os_ops.touch(logfile)
         try:
             tconf.os_ops.write(filename=logfile, data=args, truncate=True)
             if out: