On Thu, May 7, 2009 at 4:31 PM, Asgeir S. Nilsen <asge...@gmail.com> wrote:
> I've set up a local Nexus repository mirroring some central > repositories. I'm using Maven 2.1.0. > > In settings.xml I've set up the mirror as such, using the new mirrorOf > syntax: > > <mirror> > <id>Twingine</id> > <name>Twingine Public Mirror</name> > <url>http://localhost:8081/nexus/content/groups/public</url> > <mirrorOf>*,!java.net,!hudson-libs</mirrorOf> > </mirror> > > This has one major issue: There is no standard for repository IDs, > apart from 'central'. Different projects use different IDs for the > same repository. > > The result is build failures when the mirror is enabled, because some > snapshot repository somewhere down the line has issues. > > I propose two different strategies for handling this in a more reliable > way: > > 1. Ability to use groupId in the mirrorOf clause > ------------------------------------------------------------------ > You could then state for instance: > > <mirrorOf>org.apache.maven,org.codehaus.mojo</mirrorOf> The groups that a repository may contain is not known ahead of time. How would you connect these together? > > > or > > <mirrorOf>*,!com.othercompany</mirrorOf> > > Default behaviour could be that subgroups would be included, or to > have some kind of star syntax. > > > 2. Ability to exclude snapshot repositories from mirroring > > --------------------------------------------------------------------------------- > > Either as a default, or as a setting for each mirror clause. > > For example: > > <snapshots> > <enabled>true</enabled> > </snapshots> > A mirror has the net effect of replacing the url used for lookups. The snapshot/release/plugin nature of a given repository is unchanged by the mirror entry. > > Or even a snapshot expiry: > <snapshots> > <enabled>true</enabled> > <updatePolicy>interval:30</updatePolicy> > </snapshots> > > > What do you think? > Complex scenarios like this are generally handled by repository managers: http://maven.apache.org/repository-management.html > > Asgeir S. Nilsen > > --------------------------------------------------------------------- > To unsubscribe, e-mail: dev-unsubscr...@maven.apache.org > For additional commands, e-mail: dev-h...@maven.apache.org > >