[PATCH v2 0/2] Make box.once() wait until instance enters rw mode

[Vladimir Davydov]

Branch: box-once-wait-rw
Issue: https://github.com/tarantool/tarantool/issues/2537

Changes in v2:
 - Introduce box.info.ro.wait() to wait for read-write mode and use
   it in box.once() instead of checking box.info.ro in a loop.

Vladimir Davydov (2):
  Add function to wait for box.info.ro change
  Make box.once() wait until instance enters rw mode

 src/box/box.cc                 | 21 ++++++++++++
 src/box/box.h                  | 10 ++++++
 src/box/lua/info.c             | 30 ++++++++++++++++
 src/box/lua/schema.lua         |  1 +
 test/box/info.result           | 78 ++++++++++++++++++++++++++++++++++++++++++
 test/box/info.test.lua         | 29 ++++++++++++++++
 test/replication/once.result   | 48 ++++++++++++++++++++++++++
 test/replication/once.test.lua | 18 ++++++++++
 8 files changed, 235 insertions(+)

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2.11.0