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From: "Yann E. MORIN" <yann.morin.1998@free.fr>
To: Waldemar Brodkorb <wbx@openadk.org>
Cc: Christian Stewart <christian@aperture.us>, buildroot@buildroot.org
Subject: Re: [Buildroot] [PATCH] package/docker-engine: fix runtime problem
Date: Tue, 20 Aug 2024 23:26:33 +0200	[thread overview]
Message-ID: <ZsUKCVcZheIlzo00@landeda> (raw)
In-Reply-To: <ZsS52zTjT0Ca9twG@waldemar-brodkorb.de>

Waldemar, All,

On 2024-08-20 17:44 +0200, Waldemar Brodkorb spake thusly:
> When starting a container you get:
> # docker run nginx
> docker0: port 1(veth7743781) entered blocking state
> docker0: port 1(veth7743781) entered disabled state
> veth7743781: entered allmulticast mode
> veth7743781: entered promiscuous mode
> docker0: port 1(veth7743781) entered disabled state
> veth7743781 (unregistering): left allmulticast mode
> veth7743781 (unregistering): left promiscuous mode
> docker0: port 1(veth7743781) entered disabled state
> docker: Error response from daemon: failed to create task for
> container: failed to create shim task: OCI runtime create failed:
> error opening file `/proc/self/uid_map`: No such file or directory: unknown.
> 
> Add the missing kernel module to allow starting containers.
> 
> Signed-off-by: Waldemar Brodkorb <wbx@openadk.org>
> ---
>  package/docker-engine/docker-engine.mk | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/package/docker-engine/docker-engine.mk b/package/docker-engine/docker-engine.mk
> index 268b851520..baec32d79d 100644
> --- a/package/docker-engine/docker-engine.mk
> +++ b/package/docker-engine/docker-engine.mk
> @@ -106,6 +106,7 @@ define DOCKER_ENGINE_LINUX_CONFIG_FIXUPS
>  	$(call KCONFIG_ENABLE_OPT,CONFIG_CGROUP_DEVICE)
>  	$(call KCONFIG_ENABLE_OPT,CONFIG_CGROUP_CPUACCT)
>  	$(call KCONFIG_ENABLE_OPT,CONFIG_NAMESPACES)
> +	$(call KCONFIG_ENABLE_OPT,CONFIG_USER_NS)

As far as I can see, this is an optional feature, and is not strictly
required:

    https://github.com/moby/moby/blob/master/contrib/check-config.sh#L235

So I don't think we should forecfully enable it.

Regards,
Yann E. MORIN.

>  	$(call KCONFIG_ENABLE_OPT,CONFIG_UTS_NS)
>  	$(call KCONFIG_ENABLE_OPT,CONFIG_IPC_NS)
>  	$(call KCONFIG_ENABLE_OPT,CONFIG_PID_NS)
> -- 
> 2.30.2
> 
> _______________________________________________
> buildroot mailing list
> buildroot@buildroot.org
> https://lists.buildroot.org/mailman/listinfo/buildroot

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  reply	other threads:[~2024-08-20 21:26 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-08-20 15:44 [Buildroot] [PATCH] package/docker-engine: fix runtime problem Waldemar Brodkorb
2024-08-20 21:26 ` Yann E. MORIN [this message]
2024-08-20 21:32   ` Thomas Petazzoni via buildroot
2024-08-20 22:00     ` Yann E. MORIN
2024-08-21  6:18       ` TIAN Yuanhao
2024-08-21  7:12         ` Yann E. MORIN

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