Don't use interactive with parallel. Use ssh keys and or an ssh-agent. No good things will come from that use case, as the parallel execution aims at serving larger lists of hosts (100+).
-goose On Wed, Apr 4, 2012 at 5:55 AM, Rohr, David <[email protected]> wrote: > Hey all. > > > > I got a weird issue when setting up a fabric on some virtual centos > environments. Not sure if this caused of a user error or some bug, but I > seem to never get a password prompt trying to do stuff either in Parallel. > If I specify a password, either with env.password or using the –p flag, > everything works fine and dandy, but if no password is specified then > everything crashes. Se examples bellow. I’ve tried with several hosts or > just one host, same stuff happens. > > > > Serial, I get a prompt, Parallel, I get an exception dump. > > > > > > from fabric.api import * > > > > @parallel > > def testA(): > > run('whoami') > > > > def testB(): > > run('whoami') > > > > > > Running the testA example. > > > > [drohr@foo ~]$ fab -H localhost testA > > [localhost] Executing task 'testA' > > [localhost] run: whoami > > > > Fatal error: Needed to prompt for a connection or sudo password, but input > would be ambiguous in parallel mode > > > > Aborting. > > !!! Parallel execution exception under host 'localhost': > > Traceback (most recent call last): > > File > "/usr/lib/python2.6/site-packages/Fabric-1.4.0-py2.6.egg/fabric/tasks.py", > line 167, in inner > > result = task.run(*args, **kwargs) > > File > "/usr/lib/python2.6/site-packages/Fabric-1.4.0-py2.6.egg/fabric/tasks.py", > line 113, in run > > return self.wrapped(*args, **kwargs) > > File > "/usr/lib/python2.6/site-packages/Fabric-1.4.0-py2.6.egg/fabric/decorators.py", > line 178, in inner > > return func(*args, **kwargs) > > File "/home/drohr/fabfile.py", line 5, in testA > > run('whoami') > > File > "/usr/lib/python2.6/site-packages/Fabric-1.4.0-py2.6.egg/fabric/network.py", > line 457, in host_prompting_wrapper > > return func(*args, **kwargs) > > File > "/usr/lib/python2.6/site-packages/Fabric-1.4.0-py2.6.egg/fabric/operations.py", > line 904, in run > > return _run_command(command, shell, pty, combine_stderr) > > File > "/usr/lib/python2.6/site-packages/Fabric-1.4.0-py2.6.egg/fabric/operations.py", > line 814, in _run_command > > stdout, stderr, status = _execute(default_channel(), wrapped_command, > pty, > > File > "/usr/lib/python2.6/site-packages/Fabric-1.4.0-py2.6.egg/fabric/state.py", > line 340, in default_channel > > chan = connections[env.host_string].get_transport().open_session() > > File > "/usr/lib/python2.6/site-packages/Fabric-1.4.0-py2.6.egg/fabric/network.py", > line 84, in __getitem__ > > self.connect(key) > > File > "/usr/lib/python2.6/site-packages/Fabric-1.4.0-py2.6.egg/fabric/network.py", > line 76, in connect > > self[key] = connect(user, host, port) > > File > "/usr/lib/python2.6/site-packages/Fabric-1.4.0-py2.6.egg/fabric/network.py", > line 351, in connect > > password = prompt_for_password(text) > > File > "/usr/lib/python2.6/site-packages/Fabric-1.4.0-py2.6.egg/fabric/network.py", > line 414, in prompt_for_password > > handle_prompt_abort("a connection or sudo password") > > File > "/usr/lib/python2.6/site-packages/Fabric-1.4.0-py2.6.egg/fabric/utils.py", > line 138, in handle_prompt_abort > > abort(reason % "input would be ambiguous in parallel mode") > > File > "/usr/lib/python2.6/site-packages/Fabric-1.4.0-py2.6.egg/fabric/utils.py", > line 26, in abort > > sys.exit(1) > > SystemExit: 1 > > > > Done. > > > > > > Running the testB example. > > > > [drohr@foo ~]$ fab -H localhost testB > > [localhost] Executing task 'testB' > > [localhost] run: whoami > > [localhost] Passphrase for private key: > > > > > > Any Ideas on what is causing this? Or is this the way you have to go? Maybe > you have to specify the password when using Parallel execution? > > > > > > /David. > > > _______________________________________________ > Fab-user mailing list > [email protected] > https://lists.nongnu.org/mailman/listinfo/fab-user > _______________________________________________ Fab-user mailing list [email protected] https://lists.nongnu.org/mailman/listinfo/fab-user
