[Zope-dev] Zope 2.12: mkzopeinstance, runzope and zopectl - a small proposal

[Andreas Jung]

On 23.07.09 12:10, yuppie wrote:
> Hi!
>
>
> SOFTWARE_HOME no longer exist in Zope 2.12, all the software is now 
> somewhere on sys.path.
>
> So this no longer works in zopectl:
>
> ZDCTL="$SOFTWARE_HOME/Zope2/Startup/zopectl.py"
> exec "$PYTHON" "$ZDCTL" -C "$CONFIG_FILE" "$@"
>
> Therefore mkzopeinstance now creates something like this:
>
> ZDCTL="/path/to/eggs/Zope2-2.12.0b3-py2.5-linux-i686.egg/Zope2/Startup/zopectl.py"
> exec "$PYTHON" "$ZDCTL" -C "$CONFIG_FILE" "$@"
>
>
> Problem:
> --------
>
> - the code in mkzopeinstance.py that looks up the Zope2 path fails on 
> some platforms
>
> - if the software is updated, you have to change the paths in runzope 
> and zopectl of each instance
>
>
> Solution:
> ---------
>
> 1.) Add two new entry points in setup.py:
>
>      runzope=Zope2.Startup.run:run
>      zopectl=Zope2.Startup.zopectl:run
>
> If the software is installed, executable runzope and zopectl files are 
> created in the bin directory. That should work with zc.buildout and with 
> easy_install.
>
> 2.) Modify the runzope and zopectl files created by mkzopeinstance:
>
> The result should look like this:
>
> ZDCTL="/path/to/install/bin/zopectl"
> exec "$ZDCTL" -C "$CONFIG_FILE" "$@"
>
> mkzopeinstance would make the assumption that executable runzope and 
> zopectl files exist in the same directory as mkzopeinstance itself.
>
>
> Risks:
> ------
>
> - mkzopeinstance has a --python option. The specified Python interpreter 
> will no longer be used to execute runzope or zopectl.
>
> - uses cases might exist that no longer work after that change
>
>
>
> Any thoughts? Is the 2.12 branch still open for changes like that?
Go ahead. I also had to fix a similar issue some days ago inside
Zope startup code.

Andreas
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