From: | Ashesh Vashi <ashesh(dot)vashi(at)enterprisedb(dot)com> |
---|---|
To: | Dave Page <dpage(at)pgadmin(dot)org> |
Cc: | Albert Serrallé <albert(dot)serralle(at)adevinta(dot)com>, "pgadmin-support lists(dot)postgresql(dot)org" <pgadmin-support(at)lists(dot)postgresql(dot)org> |
Subject: | Re: Pgadmin python executable requires extended capabilities |
Date: | 2021-07-20 08:30:28 |
Message-ID: | CAG7mmowcuUPEUEcEkiNFhYMmDzmWyZX7+1YXrV+RpUmhfQ6oGQ@mail.gmail.com |
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Thread: | |
Lists: | pgadmin-support |
On Tue, Jul 20, 2021 at 1:43 PM Dave Page <dpage(at)pgadmin(dot)org> wrote:
> Hi
>
> On Mon, Jul 19, 2021 at 8:53 PM Albert Serrallé <
> albert(dot)serralle(at)adevinta(dot)com> wrote:
>
>> Hello all,
>>
>> I'm trying to run pgadmin in a Kubernetes cluster with enforced Pod
>> Security Policies. Long story short, in the cluster, *none* of the Linux
>> capabilities are allowed.
>>
>> The Dockerfile enables this for the python exec:
>>
>> setcap CAP_NET_BIND_SERVICE=+eip /usr/bin/python3.8 && \
>>>
>>
>> So the entrypoint.sh fails at startup time, as soon as it invokes the
>> python executable:
>>
>> /entrypoint.sh: line 70: /venv/bin/python3: Operation not permitted
>>
>>
>> I removed this requirement creating a new Docker image with the following
>> definition:
>>
>> FROM dpage/pgadmin4:5.5
>>> USER root
>>> RUN setcap -r /usr/bin/python3.8
>>> USER pgadmin
>>>
>>
>> And then it boots without problem (using the 5050 port).
>>
>> Do you think it makes sense to modify the main Dockerfile to avoid this
>> problem?
>>
>
> If we do that, then we break the container for anyone who is using a
> privileged port for the server (e.g. everyone using default settings). I
> don't see how we could introduce such a change without causing problems for
> such users.
>
Two separate containers can help.
-- Ashesh
>
>
>> Is there any other workaround that doesn't require creating a new image?
>>
>
> Not that I can think of, I'm afraid.
>
> --
> Dave Page
> Blog: https://pgsnake.blogspot.com
> Twitter: @pgsnake
>
> EDB: https://www.enterprisedb.com
>
>
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