[Freeipa-users] Trying to use the CLI logs me out
Dmitri Pal
dpal at redhat.com
Wed Feb 26 21:33:33 UTC 2014
On 02/26/2014 07:25 AM, Bret Wortman wrote:
> # script /tmp/out-script
> Script started, file is /tmp/out-script
> # ipa help
> Script done, file is /tmp/out-script
> # cat /tmp/out-script
>
> Script started on Wed 26 Feb 2014 07:18:07 AM EST
> # ipa help
>
> Script done on Wed 26 Feb 2014 07:18:14 AM EST
> #
>
> So then I tried it using script's "-c" option to see if that would
> make a difference, kind of like strace did:
>
> #script -c 'ipa help' /tmp/out-script2
> Script started, file is /tmp/out-script2
> Usage: ipa [global-options] COMMAND {command-options]
>
> Manage an IPA domain
>
> Options:
> :
> :
> See "ipa <COMMAND> --help" for more information on a specific command.
> Script done, file is /tmp/out-script2
> # cat /tmp/out-script2
> Script started on Wed 26 Feb 2014 07:20:27 AM EST
> Usage: ipa [global-options] COMMAND [command-options]
>
> Manage an IPA domain
>
> Options:
> :
> :
These colons...
Where do they come from. Can it be that something here is interpreted in
strange way?
Can be some kind of weird new line conversion in the output that cause
the shell to go south?
Any strange settings in ENV defining terminal settings?
Can you do any python based output?
> See "ipa <COMMAND> --help" for more information on a specific command.
>
> Script done on Wed 26 Feb 2014 07:20:28 AM EST
> #
>
> It /looks/ like something is behaving differently when input comes
> from a tty vice when it doesn't. For grins, I did the same thing using
> "ipa host-find zw129.damascusgrp.com" and got basically the same
> result -- an empty log first, then successful completion (including
> expected results) using the -c option.
>
>
> Bret
>
> On 02/25/2014 08:32 PM, Bret Wortman wrote:
>> I'll try that. And you're right--we've tried a number of sub commands.
>>
>>
>> Bret Wortman
>> http://bretwortman.com/
>> http://twitter.com/BretWortman
>>
>>> On Feb 25, 2014, at 8:05 PM, Rob Crittenden<rcritten at redhat.com> wrote:
>>>
>>> Dmitri Pal wrote:
>>>>> On 02/25/2014 07:31 PM, Bret Wortman wrote:
>>>>> Nope, running with strace lets us use the IPA command again with impunity. Without it, process termination.
>>>> A theory. Your data has some output that is treated as escape sequence
>>>> that crushes the shell so your connection is closed.
>>>> Do you test it with the same command all the time?
>>>>
>>>> Have you tried other commands?
>>>> Can you do a user/group/host add?
>>>>
>>>> Can you try other commands?
>>> I think he said it fails with a simple ipa help, which eliminates a whole lot of the work we do because it does no networking in that case.
>>>
>>> Maybe running inside a typescript will show something like weird characters.
>>>
>>> rob
>>>
>>>>> Bret Wortman
>>>>> http://bretwortman.com/
>>>>> http://twitter.com/BretWortman
>>>>>
>>>>>> On Feb 25, 2014, at 6:06 PM, Rob Crittenden<rcritten at redhat.com> wrote:
>>>>>>
>>>>>> Bret Wortman wrote:
>>>>>>> I don't know if this will be informative or not, but:
>>>>>>>
>>>>>>> # strace -f -o /tmp/out ipa host-find zw129.damascusgrp.com
>>>>>>> --------------
>>>>>>> 1 host matched
>>>>>>> --------------
>>>>>>> Host name: zw129.damascusgrp.com
>>>>>>> :
>>>>>>> :
>>>>>>> #
>>>>>>>
>>>>>>> I then found this pattern occurring a number of times within the (17564
>>>>>>> line) output file:
>>>>>>>
>>>>>>> 4229 mmap(NULL, 1052672, PROT_READ|PROT_WRITE,
>>>>>>> MAP_PRIVATE|MAP_ANONYMOUS, -1, 0<unfinished ...>
>>>>>>> 4237<... close resumed> ) = 0
>>>>>>> 4229<... mmap resumed> ) = 0x7f936aad2000
>>>>>>> 4229 read(13,<unfinished ...>
>>>>>>> 4237 dup2(7, 0) = 0
>>>>>>> 4237 dup2(10, 1) = 1
>>>>>>> 4237 dup2(12, 2) = 2
>>>>>>> 4237 close(7) = 0
>>>>>>> 4237 close(10) = 0
>>>>>>> 4237 close(12) = 0
>>>>>>> 4237 close(3) = 0
>>>>>>> 4237 close(4) = 0
>>>>>>> 4237 close(5) = 0
>>>>>>> 4237 close(6) = 0
>>>>>>> 4237 close(7) = -1 EBADF (Bad file descriptor)
>>>>>>> 4237 close(8) = -1 EBADF (Bad file descriptor)
>>>>>>> 4237 close(9) = -1 EBADF (Bad file descriptor)
>>>>>>> 4237 close(10) = -1 EBADF (Bad file descriptor)
>>>>>>> :
>>>>>>> : Continues for a thousand entries or so, then
>>>>>>> :
>>>>>>> 4237 close(1022) = -1 EBADF (Bad file descriptor)
>>>>>>> 4237 close(1023) = -1 EBADF (Bad file descriptor)
>>>>>>> 4237 execve("/bin/keyctl", ["keyctl", "padd", "user",
>>>>>>> "ipa_session_cookie:admin at DAMASCUSGRP.COM", "@s"], [/* 27 vars */]
>>>>>>> <unfinished ...>
>>>>>> Just noise while we fork off and run another process, in this case keyctl to store the session cookie in the kernel keyring.
>>>>>>
>>>>>> So running with strace doesn't result in the session logging out?
>>>>>>
>>>>>> rob
>>>>>>
>>>>>>
>>>>>>
>>>>>> _______________________________________________
>>>>>> Freeipa-users mailing list
>>>>>> Freeipa-users at redhat.com
>>>>>> https://www.redhat.com/mailman/listinfo/freeipa-users
>>>> --
>>>> Thank you,
>>>> Dmitri Pal
>>>>
>>>> Sr. Engineering Manager for IdM portfolio
>>>> Red Hat Inc.
>>>>
>>>>
>>>> -------------------------------
>>>> Looking to carve out IT costs?
>>>> www.redhat.com/carveoutcosts/
>>>>
>>>>
>>>>
>>>>
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>
>
>
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--
Thank you,
Dmitri Pal
Sr. Engineering Manager for IdM portfolio
Red Hat Inc.
-------------------------------
Looking to carve out IT costs?
www.redhat.com/carveoutcosts/
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