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On Fri, 30 Mar 2018 20:47:20 +0100 |
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James Le Cuirot <chewi@g.o> wrote: |
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> On Fri, 30 Mar 2018 20:23:49 +0100 |
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> James Le Cuirot <chewi@g.o> wrote: |
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> |
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> > I did just have a lightbulb moment though. I've been playing with |
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> > unshare recently and I wondered if we could leverage it here. |
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> > |
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> > $ sudo unshare -m /bin/sh -c "mount --bind /mnt/somewhere/etc /etc && groupadd foo" |
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> > groupadd: Cannot determine your user name. |
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> |
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> Aha! I was trying to do this against an NFS share for a system with a |
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> different architecture. If I use a local mount with a compatible |
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> architecture, it actually does work. I'll explore this some more. |
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Figured it out! The system I was doing this against has an ancient |
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glibc (long story) with an old nsswitch.conf. I replaced this file with |
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a newer one and it all started working. Do you agree this could be the |
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way forwards? |
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|
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-- |
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James Le Cuirot (chewi) |
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Gentoo Linux Developer |
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