ReOpenLDAP-1.1.1

Briefly:

1. Few replication (syncprov) bugs are fixed.
2. Additions to russian man-pages were translated to english.
3. A lot of segfault and minor bugs were fixed.
4. Done a lot of work on the transition to actual versions of autoconf and automake.

New:

• reopenldap: use automake-1.15 and autoconf-2.69.
• slapd: upgradable recursive read/write lock.
• slapd: rurw-locking for config-backend.

Documentation:

• doc: english man-page for 'syncprov-showstatus none/running/all'.
• doc: syncrepl's 'requirecheckpresent' option.
• man: note about 'ServerID 0' in multi-master mode.
• man: man-pages for global 'keepalive idle:probes:interval' option.

Major bugs:

• slapd: rurw-locking for config-backend.
• syncprov: fix syncprov_findbase() race with backover's hacks.
• syncprov: bypass 'dead' items in syncprov_playback_locked().
• syncprov: fix syncprov_playback_locked() segfault.
• syncprov: fix syncprov_matchops() race with backover's hacks.
• syncprov: fix rare syncprov_unlink_syncop() deadlock with abandon.
• slapd: fix deadlock in connections_shutdown().
• overlays: fix a lot of segfaults (callback initialization).

Minor bugs:

• install: hotfix slaptools install, sbin instead of libexec.
• contrib-modules: hotfix - remove obsolete ad-hoc of copy register_at().
• syncrepl: backport - ITS#8432 fix infinite looping mods in delta-mmr.
• reopenldap: hotfix 'derived from' copy-paste error.
• mdbx: backport - mdb_env_setup_locks() Plug mutexattr leak on error.
• mdbx: backport - ITS#8339 Solaris 10/11 robust mutex fixes.
• libreldap: fix PR_GetUniqueIdentity() for ReOpenLDAP.
• liblber: don't trap ber_memcpy_safe() when dst == src.
• syncprov: kicks the connection from syncprov_unlink_syncop().
• slapd: reschedule from connection_closing().
• slapd: connections_socket_troube() and EPOLLERR|EPOLLHUP.
• slapd: 2-stage for connection_abandon().
• syncprov: rework cancellation path in syncprov_matchops().
• syncprov: fix invalid status ContextCSN.
• slapd: fix handling idle/write timeouts.
• accesslog: backport - ITS#8423 check for pause in accesslog_purge.
• mdbx: backport - ITS#8424 init cursor in mdb_env_cwalk.

Performance: none

Build:

• contrib-modules: fix build, contrib-mod.mk
• configure: fix 'pointers aliasing' for libltdl.
• configure: check for libbfd and libelf for backtrace.
• configure: check for 'soelim' and 'soelim -r'.
• configure: build librewrite only if rwm-overlay or meta-backed is enabled.
• configure: PERL_LDFLAGS and PERL_RDIR (rpath) for perl-backend.
• configure: NDB_LDFLAGS and NDB_RDIR (rpath) for ndb-backend.
• reopenldap: fix build parts by C++ (back-ndb).
• mdbx: fix build by clang (missing-field-initializers).
• slapd: fix build ASAN + dynamic + visibility=hidden.
• libreldap: fix 'msgid' may be used uninitialized in ldap_modify_*().
• configure: error if libuuid is missing.
• libreldap: fix build by clang.
• shell-backends: fix passwd-shell tool building.
• contrib/acl: checking for --enable-dynacl.
• slapd: fix keepalive-related typo in slap_listener().
• libldap: fix typo ';' in ldap_pvt_tcpkeepalive().
• libldap: fix build with GnuTLS (error at @wanna_steady_or_not).

Cosmetics:

• syncrepl: cleanup rebus-like error codes.
• slapd: rename reopenldap's modes.
• slapd: debug-locking for backtrace.
• slapd, libreldap: closing conn/fd debug.

Other:

• slapd: rework dynamic modules.
• libreldap: rework 'deprecated' interfaces.
• libreldap: rename to lber_strerror().
• libreldap: refine memory.c, drop littery LDAP_MEMORY_ASSERT.
• reopenldap: remove obsolete EBCDIC support.
• reopenldap: autotools bootstrap.
• reopenldap: ban the compilers older than GCC 4.2 or incompatible with it.
• reopenldap: clarify LDAP_API_FEATURE_X_OPENLDAP_THREAD_SAFE.
• slapd: cleanup Windows support.
• reopenldap: rename libslapi -> libreslapi.
• reopenldap: rename liblmdb -> libmdbx.
• reopenldap: remove obsolete & unsupported parts.
• reopenldap: liblber+libldap -> libreldap (big-bang).
• mdbx: cleanup tools from Windows.
• syncrepl: more LDAP_PROTOCOL_ERROR.
• slapd: remove unusable zn-malloc.
• slapd: refine connection_client_stop() for robustness.
• slapd: adds slap_backtrace_debug_ex(), etc.
• mdbx: clarify ov-pages copying in cursor_put().