Re: Howto run Apache web server on Linux read-only root file system

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On Wed, Aug 31, 2011 at 2:56 PM, Monika Kistler
<monika.kistler@xxxxxxxxxxxxx> wrote:
> Hi all,
>
> I'm running the Apache web server 2.2.17 on an openSUSE 11.4 system.
>
> Out of security reasons I need to have the root file system mounted read-only.
> /var is mounted read/write on a separate partition, thus the log files do not cause any problem.
>
> When booting my system I get the following errors, due to read-only rootfs.
>
>
> mv: inter-device move failed: `/tmp/apache2.PLbqAdT67tqh' to
> `/etc/apache2/sysconfig.d/loadmodule.conf'; unable to remove target: Read-only file system
> /usr/share/apache2/get_module_list: line 113: /etc/apache2/sysconfig.d/global.conf: Read-only file
> system
> /usr/share/apache2/get_module_list: line 114: 3: Bad file descriptor
> /usr/share/apache2/get_module_list: line 136: 3: Bad file descriptor
> /usr/share/apache2/get_module_list: line 140: 3: Bad file descriptor
> /usr/share/apache2/get_module_list: line 141: 3: Bad file descriptor
> /usr/share/apache2/get_module_list: line 144: 3: Bad file descriptor
> /usr/share/apache2/get_module_list: line 151: 3: Bad file descriptor
> /usr/share/apache2/get_includes: line 15: /etc/apache2/sysconfig.d/include.conf: Read-only file
> system
> /usr/share/apache2/get_includes: line 16: 3: Bad file descriptor
> /usr/share/apache2/get_includes: line 43: 3: Bad file descriptor
>
>
> Does anybody have some experience with that topic and can provide a solution?
>
> I came up with two ideas. Either link the affected files to some place on var or try to remount
> rootfs rw in the apache2 init script and afterwards mount it ro again.
>
> Any suggestions, which idea to prefer and/or howto implement it in a reasonable way?
>

I believe this is your distribution's init script which is trying to
do something clever. Stock apache doesn't try to rewrite the config
file at startup.

Cheers

Tom

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