This is great to hear! @YanXu is this something you might be able to shepherd?
On Tue, Mar 15, 2016 at 1:03 PM, Anurag Singh < [email protected]> wrote: > Hi, > > We're inviting user and developer comments on a series of changes we have > been working on that would modularize MasterContender and MasterDetectors. > The goal is to allow the use of detector and contender implementations > other than the ones that are part of Mesos source (Standalone and > Zookeeper). So if one would like to use a custom leader election mechanism > (e.g. one that relies on etcd, consul, etc.), it will be possible to load > the implementation from a shared library. In practice, it translates to > using the following command line options: > > For the mesos master: > > --master_contender: The value of this command line option is the name of a > symbol (defined in a module and referenced in the value of the --modules > flag). The symbol refers to an object of type Module<MasterContender>. For > an example, please see the test_contender_module.cpp file in > https://reviews.apache.org/r/44289/. > > For the mesos master and slave: > > --master_detector: The value of this command line option is the name of a > symbol (defined in a module and referenced in the value of the --modules > flag). The symbol refers to an object of type Module<MasterDetector>. For > an example, please see the test_detector_module.cpp file in > https://reviews.apache.org/r/44289/. > > The --modules option, in addition to pointing to the shared library and > symbols, can be used to pass parameters (via the Parameters class) to the > modules in the form of key-value pairs. > > Also, please note that there is no change in the behavior of the legacy > --zk and --master options. They will continue to work as before. > > The following changes implement this functionality and have been under > review (thanks to Joseph Wu (Mesosphere) for his input): > > https://reviews.apache.org/r/44287/ > https://reviews.apache.org/r/44288/ > https://reviews.apache.org/r/44543/ > https://reviews.apache.org/r/44544/ > https://reviews.apache.org/r/44545/ > https://reviews.apache.org/r/44546/ > https://reviews.apache.org/r/44547/ > https://reviews.apache.org/r/44289/ > https://reviews.apache.org/r/44669/ > https://reviews.apache.org/r/44670/ >
