[Tarantool-patches] [PATCH v12 0/8] replication: prevent nil dereference on applier rollback

[Cyrill Gorcunov]

In the series a few fixups including simple code cleanup.

I've assigned a separate bug for myself for applier redesign
since I need more time to understand code better
https://github.com/tarantool/tarantool/issues/4853

Issue https://github.com/tarantool/tarantool/issues/4730
Branch gorcunov/gh-4730-diag-raise-master-12

The series gathers everyone Acks and ready for merging.

Cyrill Gorcunov (8):
  box: fix bootstrap comment
  alter: shrink txn_alter_trigger_new code
  request: add missing OutOfMemory diag_set
  applier: add missing diag_set on region_alloc failure
  replication: merge replica_by_id into replicaset
  applier: reduce applier_txn_rollback_cb code density
  applier: prevent nil dereference on applier rollback
  test: add replication/gh-4730-applier-rollback

 src/box/alter.cc                              |   4 +-
 src/box/applier.cc                            |  24 ++-
 src/box/box.cc                                |   2 +-
 src/box/replication.cc                        |   2 -
 src/box/replication.h                         |   2 +-
 src/box/request.c                             |   8 +-
 src/box/txn.c                                 |  13 ++
 src/lib/core/errinj.h                         |   1 +
 test/box/errinj.result                        |   1 +
 .../gh-4730-applier-rollback.result           | 145 ++++++++++++++++++
 .../gh-4730-applier-rollback.test.lua         |  73 +++++++++
 test/replication/replica-applier-rollback.lua |  16 ++
 test/replication/suite.cfg                    |   1 +
 test/replication/suite.ini                    |   2 +-
 14 files changed, 281 insertions(+), 13 deletions(-)
 create mode 100644 test/replication/gh-4730-applier-rollback.result
 create mode 100644 test/replication/gh-4730-applier-rollback.test.lua
 create mode 100644 test/replication/replica-applier-rollback.lua

-- 
2.20.1