[sheepdog] [sheepdog/sheepdog] fe5d3b: md: go down when no object store becomes available...

[Hitoshi Mitake]

  Branch: refs/heads/master
  Home:   https://github.com/sheepdog/sheepdog
  Commit: fe5d3ba71bbcfb8e0aedc0b6d261db1a4daa0043
      https://github.com/sheepdog/sheepdog/commit/fe5d3ba71bbcfb8e0aedc0b6d261db1a4daa0043
  Author: Takashi Menjo <takashi.menjo+github at gmail.com>
  Date:   2016-02-18 (Thu, 18 Feb 2016)

  Changed paths:
    M sheep/store/md.c

  Log Message:
  -----------
  md: go down when no object store becomes available or plugged

After the last object store removed or unplugged from a sheep,
it still runs as a member of cluster with no object store.
In such cases, it should go down i.e. leave cluster and die.

This closes sheepdog/sheepdog#214.

Signed-off-by: YAMADA Hideki <yamada.hideki at gmail.com>
Signed-off-by: Takashi Menjo <takashi.menjo+github at gmail.com>


  Commit: 90f56a476f45b0a1a79117a4078feef1bf40d2c8
      https://github.com/sheepdog/sheepdog/commit/90f56a476f45b0a1a79117a4078feef1bf40d2c8
  Author: Hitoshi Mitake <mitake.hitoshi at gmail.com>
  Date:   2016-02-21 (Sun, 21 Feb 2016)

  Changed paths:
    M sheep/store/md.c

  Log Message:
  -----------
  Merge branch 'tmenjo-fix-md-unplug'


Compare: https://github.com/sheepdog/sheepdog/compare/114413339b0b...90f56a476f45