[Nix-dev] nixops "No such file or directory" after creation

Richard Wallace rwallace at thewallacepack.net
Thu Aug 21 20:08:06 CEST 2014 

Wout,

That did the trick! Having some issues getting VBoxManage to work (either
inside the nix-shell or outside of it), but once that's fixed I'll be good
to go.

Thanks for all the help!

Rich


On Thu, Aug 21, 2014 at 3:13 AM, Wout Mertens <wout.mertens at gmail.com>
wrote:

> Hi Rich,
>
> you have to specify the attribute for virtualbox, not the package name. So
> linuxPackages.virtualbox in this case. You can find the attributes with
> nix-env -qaP
>
> Wout.
>
>
>
> On Thu, Aug 21, 2014 at 12:02 AM, Richard Wallace <
> rwallace at thewallacepack.net> wrote:
>
>> Ok, that will work if I can figure one last thing out.  My goal here is
>> to use nixops to deploy an application into virtualbox for testing locally,
>> and to EC2 for production.  I was hoping to use nixops without being in a
>> nix-shell if I could so I could use my already installed virtualbox.
>>
>> I figured I could still do it, but I would just need to get virtualbox
>> installed into the shell.  So I tried to start it with that package
>>
>> $ nix-shell --pure -p nix -p nixops -p virtualbox --show-trace
>> error: while evaluating the attribute `nativeBuildInputs' of the
>> derivation `shell' at
>> /nix/store/pbndpjx0wddm96v9kpiv408ljywccnn8-nixpkgs-14.10pre47363.2e2d3f3/nixpkgs/pkgs/build-support/trivial-builders.nix:10:14:
>> while evaluating `optionals' at
>> /nix/store/pbndpjx0wddm96v9kpiv408ljywccnn8-nixpkgs-14.10pre47363.2e2d3f3/nixpkgs/lib/lists.nix:117:21,
>> called from
>> /nix/store/pbndpjx0wddm96v9kpiv408ljywccnn8-nixpkgs-14.10pre47363.2e2d3f3/nixpkgs/pkgs/stdenv/generic/default.nix:121:56:
>> while evaluating the attribute `buildInputs' at (string):1:49:
>> undefined variable `virtualbox' at (string):1:81
>>
>> I can install it to my environment just file, though.  So it seems
>> something about the virtualbox config and nix-shell just aren't getting
>> along.  If I could get that resolved, I think I'd be off to the races. :)
>>
>> Rich
>>
>>
>> On Wed, Aug 20, 2014 at 11:38 AM, Wout Mertens <wout.mertens at gmail.com>
>> wrote:
>>
>>> Just create a wrapper for nixops that calls "nix-shell --pure -p nix -p
>>> nixos --command nixops"?
>>>
>>> Wout.
>>> On Aug 20, 2014 6:56 PM, "Richard Wallace" <rwallace at thewallacepack.net>
>>> wrote:
>>>
>>>> Aha! Because I started with `nix-shell --pure -p nixops` none of the
>>>> nix commands were in my $PATH and I didn't even realize it.  That fixed it.
>>>>
>>>> I'd like to avoid needing to use nix-shell to use nixops, but when I
>>>> try to use nixops from my regular shell I get
>>>>
>>>> $ nixops list
>>>> Traceback (most recent call last):
>>>>   File
>>>> "/nix/store/lx8n1wija7n0mijpq0p3g0sj0ymnvw2k-nixops-1.2/bin/..nixops-wrapped-wrapped",
>>>> line 5, in <module>
>>>>     from nixops import deployment
>>>>   File
>>>> "/nix/store/lx8n1wija7n0mijpq0p3g0sj0ymnvw2k-nixops-1.2/lib/python2.7/site-packages/nixops/deployment.py",
>>>> line 5, in <module>
>>>>     import subprocess
>>>>   File
>>>> "/nix/store/rr4vmi7zzbximnrfj7czya1wy4k0ii9d-python-2.7.8/lib/python2.7/subprocess.py",
>>>> line 430, in <module>
>>>>     import pickle
>>>>   File
>>>> "/nix/store/rr4vmi7zzbximnrfj7czya1wy4k0ii9d-python-2.7.8/lib/python2.7/pickle.py",
>>>> line 34, in <module>
>>>>     import struct
>>>>   File
>>>> "/nix/store/rr4vmi7zzbximnrfj7czya1wy4k0ii9d-python-2.7.8/lib/python2.7/struct.py",
>>>> line 1, in <module>
>>>>     from _struct import *
>>>> ImportError:
>>>> /nix/store/rr4vmi7zzbximnrfj7czya1wy4k0ii9d-python-2.7.8/lib/python2.7/lib-dynload/_struct.so:
>>>> undefined symbol: PyUnicodeUCS2_AsEncodedString
>>>>
>>>> If someone could tell me how to fix that I would be extremely happy. :)
>>>>
>>>> Thanks,
>>>> Rich
>>>>
>>>>
>>>> On Wed, Aug 20, 2014 at 9:46 AM, Domen Kožar <domen at dev.si> wrote:
>>>>
>>>>> nix-instantiate is missing in your $PATH.
>>>>>
>>>>>
>>>>> On Wed, Aug 20, 2014 at 6:28 PM, Richard Wallace <
>>>>> rwallace at thewallacepack.net> wrote:
>>>>>
>>>>>> Yes, sorry, I meant to do that and then completely forgot.
>>>>>>
>>>>>> $ nixops info --debug -d d397269c-27fb-11e4-96b7-d1c68637124d
>>>>>> Traceback (most recent call last):
>>>>>>   File
>>>>>> "/nix/store/lx8n1wija7n0mijpq0p3g0sj0ymnvw2k-nixops-1.2/bin/..nixops-wrapped-wrapped",
>>>>>> line 855, in <module>
>>>>>>     args.op()
>>>>>>   File
>>>>>> "/nix/store/lx8n1wija7n0mijpq0p3g0sj0ymnvw2k-nixops-1.2/bin/..nixops-wrapped-wrapped",
>>>>>> line 192, in op_info
>>>>>>     do_eval(depl)
>>>>>>   File
>>>>>> "/nix/store/lx8n1wija7n0mijpq0p3g0sj0ymnvw2k-nixops-1.2/bin/..nixops-wrapped-wrapped",
>>>>>> line 139, in do_eval
>>>>>>     depl.evaluate()
>>>>>>   File
>>>>>> "/nix/store/lx8n1wija7n0mijpq0p3g0sj0ymnvw2k-nixops-1.2/lib/python2.7/site-packages/nixops/deployment.py",
>>>>>> line 291, in evaluate
>>>>>>     "-A", "info"], stderr=self.logger.log_file)
>>>>>>   File
>>>>>> "/nix/store/rr4vmi7zzbximnrfj7czya1wy4k0ii9d-python-2.7.8/lib/python2.7/subprocess.py",
>>>>>> line 566, in check_output
>>>>>>     process = Popen(stdout=PIPE, *popenargs, **kwargs)
>>>>>>   File
>>>>>> "/nix/store/rr4vmi7zzbximnrfj7czya1wy4k0ii9d-python-2.7.8/lib/python2.7/subprocess.py",
>>>>>> line 710, in __init__
>>>>>>     errread, errwrite)
>>>>>>   File
>>>>>> "/nix/store/rr4vmi7zzbximnrfj7czya1wy4k0ii9d-python-2.7.8/lib/python2.7/subprocess.py",
>>>>>> line 1327, in _execute_child
>>>>>>     raise child_exception
>>>>>> OSError: [Errno 2] No such file or directory
>>>>>>
>>>>>>
>>>>>>
>>>>>> On Wed, Aug 20, 2014 at 9:26 AM, Eelco Dolstra <
>>>>>> eelco.dolstra at logicblox.com> wrote:
>>>>>>
>>>>>>> Hi,
>>>>>>>
>>>>>>> On 20/08/14 18:21, Richard Wallace wrote:
>>>>>>>
>>>>>>> > It looks like there is a python library that isn't being found.
>>>>>>> Not sure why
>>>>>>> > that would be though. Any ideas?
>>>>>>>
>>>>>>> Can you invoke nixops with --debug? That should print a stack trace
>>>>>>> showing the
>>>>>>> location of the exception.
>>>>>>>
>>>>>>> --
>>>>>>> Eelco Dolstra | LogicBlox, Inc. | http://nixos.org/~eelco/
>>>>>>>
>>>>>>
>>>>>>
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>>>>>> http://lists.science.uu.nl/mailman/listinfo/nix-dev
>>>>>>
>>>>>>
>>>>>
>>>>
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>>>>
>>
>
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