[Reproducible-builds] maven.build.timestamp and ReproducibleBuilds with maven

[Eugene Zhukov]

On Fri, Sep 4, 2015 at 6:40 PM, Emmanuel Bourg <ebourg at apache.org> wrote:
> Le 04/09/2015 09:38, Eugene Zhukov a écrit :
>
>> It is possible to set tool.build.date=something in d/maven.properties,
>> but how to get this done dynamically?
>
> Hi Eugene,
>
> Did you try adding the DEB_MAVEN_ARGS variable in debian/rules to
> specify the parameter dynamically? Something like this:
>
> DEB_CHANGELOG_DATETIME = $(shell dpkg-parsechangelog --show-field Date)
> DEB_MAVEN_ARGS := -Dtool.build.date=$(DEB_CHANGELOG_DATETIME)
>
It works, thanks a lot! Just needed to add back the dependency on cdbs.

> I wish the formatted changelog date could have been exported along
> SOURCE_DATE_EPOCH, this would save one line.
I need to transform the date to yyyy-MM-dd format to comply with
upstream anyway.

Eugene