Thanks very much. However, it doesn't work. I think this issue may live in the paramiko side: don't know anyone familiar with the difference between:
1. ssh user@host:port <cmd> 2. echo "<cmd>" | ssh user@host:port The second one works. So maybe we can emulate that behavior in paramiko/fabric. Thanks, Zhigang On Tue, Apr 9, 2013 at 9:52 PM, Jeff Forcier <[email protected]> wrote: > Pro tip: > > * Read up on what ssh -T does (it disables allocation of a remote pty) > * Search Fabric docs for "pty" > * Find out you can set env.always_use_pty=False to disable use of a remote > pty > * Hopefully discover that this fixes the problem (?) > > > On Tue, Apr 9, 2013 at 7:16 PM, Zhigang Wang <[email protected]> wrote: > > Thanks. > > > > Currently I hit this: > > > http://net-ssh.lighthouseapp.com/projects/36253/tickets/32-sun-ilom-wont-accept-commands-even-after-successful-login > > > > Maybe a ILOM bug, but they have workaround: > > > > Doesnt' work: > > > > $ ssh -t root@ca-dev33m "show /SYS" > > > > Warning: Permanently added 'ca-dev33m,10.211.2.238' (RSA) to the list of > > known hosts. > > Password: > > shell: Invalid credentials > > > > > > Connection to ca-dev33m closed. > > > > Works: > > > > $ echo "show /SYS" | ssh -T root@ca-dev33m > > > > How to clone the same behavior in fabric? > > > > Using our fabric: > > > > # python ilom.py -s root@ca-dev33m -p changeme > > /usr/lib64/python2.6/site-packages/Crypto/Util/number.py:57: > > PowmInsecureWarning: Not using mpz_powm_sec. You should rebuild using > > libgmp >= 5 to avoid timing attack vulnerability. > > _warn("Not using mpz_powm_sec. You should rebuild using libgmp >= 5 to > > avoid timing attack vulnerability.", PowmInsecureWarning) > > [root@ca-dev33m] Executing task 'ilom_get_mac' > > [root@ca-dev33m] run: show /System ilom_mac_address > > INFO:paramiko.transport:Connected (version 2.0, client OpenSSH_5.1) > > INFO:paramiko.transport:Authentication (keyboard-interactive) successful! > > INFO:paramiko.transport:Secsh channel 1 opened. > > [root@ca-dev33m] out: shell: Invalid credentials > > [root@ca-dev33m] out: > > [root@ca-dev33m] out: > > [root@ca-dev33m] out: > > > > Disconnecting from ca-dev33m... done. > > shell: Invalid credentials > > > > > > From here: > > > https://groups.google.com/group/mailing.unix.openssh-dev/tree/browse_frm/month/2009-07?_done=%2Fgroup%2Fmailing.unix.openssh-dev%2Fbrowse_frm%2Fmonth%2F2009-07%3F&; > > > > It may related to the buffersize? How can I enlarge the buffersize for > > fabric? > > > > I tried env.linewise=True, it doesn't help. > > > > I will continue debugging on it. > > > > Thanks, > > > > Zhigang > > > > > > On Tue, Apr 9, 2013 at 6:55 PM, Jeff Forcier <[email protected]> > wrote: > >> > >> Try setting env.use_shell = False: > >> > >> http://docs.fabfile.org/en/1.6/usage/env.html#use-shell > >> > >> On Tue, Apr 9, 2013 at 6:40 PM, Zhigang Wang <[email protected]> wrote: > >> > Hi Jeff and all, > >> > > >> > I want to use fabric for ilom, a ssh configuration interface. > Currently > >> > it > >> > doesn't work because the ilom system doesn't have a shell there. How > can > >> > set > >> > env.shell to none? Or is it supported? > >> > > >> > The ilom shell: > >> > > >> > $ ssh root@ca-dev33m > >> > Warning: Permanently added 'ca-dev33m,10.211.2.238' (RSA) to the list > of > >> > known hosts. > >> > Password: > >> > > >> > Oracle(R) Integrated Lights Out Manager > >> > > >> > Version 3.1.2.10 r74387 > >> > > >> > Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved. > >> > > >> > Warning: password is set to factory default. > >> > > >> > -> help > >> > The help command is used to view information about commands and > targets > >> > > >> > Usage: help [-format wrap|nowrap] [-o|-output terse|verbose] > >> > [<command>|legal|targets|<target>|<target> <property>] > >> > > >> > Special characters used in the help command are > >> > [] encloses optional keywords or options > >> > <> encloses a description of the keyword > >> > (If <> is not present, an actual keyword is indicated) > >> > | indicates a choice of keywords or options > >> > > >> > help <target> displays description if this target and its > >> > properties > >> > help <target> <property> displays description of this property of > this > >> > target > >> > help targets displays a list of targets > >> > help legal displays the product legal notice > >> > > >> > Commands are: > >> > cd > >> > create > >> > delete > >> > dump > >> > exit > >> > help > >> > load > >> > reset > >> > set > >> > show > >> > start > >> > stop > >> > version > >> > > >> > -> sh > >> > Invalid command 'sh' - type help for a list of commands. > >> > > >> > -> bash > >> > Invalid command 'bash' - type help for a list of commands. > >> > > >> > Thanks, > >> > > >> > Zhigang > >> > >> > >> > >> -- > >> Jeff Forcier > >> Unix sysadmin; Python/Ruby engineer > >> http://bitprophet.org > > > > > > > > -- > Jeff Forcier > Unix sysadmin; Python/Ruby engineer > http://bitprophet.org >
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