@@ -45,7 +45,7 @@ def connect(self):
4545with self .ssh_connect ()as ssh :
4646return ssh
4747
48- def exec_command (self ,cmd ,wait_exit = False ,verbose = False ):
48+ def exec_command (self ,cmd ,wait_exit = False ,verbose = False , expect_error = False ):
4949if isinstance (cmd ,list ):
5050cmd = ' ' .join (cmd )
5151log .debug (f"os_ops.exec_command: `{ cmd } { self .remote } )
@@ -67,6 +67,8 @@ def exec_command(self, cmd, wait_exit=False, verbose=False):
6767result = process .stdout
6868error = process .stderr
6969
70+ if expect_error :
71+ raise Exception (result ,error )
7072if exit_status != 0 or 'error' in error .lower ():
7173log .error (f"Problem in executing command: `{ cmd } \n error:{ error } \n exit_code:{ exit_status } )
7274exit (1 )
@@ -108,7 +110,7 @@ def readlines(self, filename):
108110return self .read (filename ).splitlines ()
109111
110112def get_name (self ):
111- cmd = 'python -c "import os; print(os.name)"'
113+ cmd = 'python3 -c "import os; print(os.name)"'
112114return self .exec_command (cmd ).strip ()
113115
114116def kill (self ,pid ,signal ):
