[Buildbot-devel] Adding interpolated property in a build step

Philippe McLean philippe.mclean at gmail.com
Wed Jul 25 22:46:53 UTC 2012

Ignore the second comment, it lies (as comments often do).
The slave is executing a bat file, and passing the value of the absBuildDir
property as its first argument.

On Wed, Jul 25, 2012 at 3:37 PM, Philippe McLean
<philippe.mclean at gmail.com>wrote:

> here is an example of using properties to save the output of a command
> executed on the slave, then later using that value in another buildstep:
> # determine absolute path of build directory
>     factory.addStep(SetProperty(command=["python", "-c", "import os, sys;
> print os.getcwd(); sys.exit(0)"], property='absBuildDir'))
> # execute a bat script inside that same directory
>         factory.addStep(ShellCommand(description="change source folder",
> command=["change_source_folder.bat", WithProperties("%(absBuildDir)s"),
> config, "CONFIG", "%s" % dbname], workdir="build\\X\\Scripts",
> name="change_source_folder.bat"));
> On Wed, Jul 25, 2012 at 3:29 PM, Alexander Sack <pisymbol at gmail.com>wrote:
>> Hello:
>> I have read that build steps can set properties.  I'd like to have a
>> step set a build property that will be interpolated at run-time and
>> then re-used by another build step.
>> Step X - create a file based on some interpolated properties, save the
>> filename which is based on interpolated values in the build
>> Step Y - use filename property
>> The doc talks about setting shell based env and command based output.
>> But how do I set a simple property from within a build step?  And can
>> I use WithProperties()?
>> Cheers,
>> -aps
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