https://bugs.openldap.org/show_bug.cgi?id=9217
Bug ID: 9217
Summary: Audit all schema definitions to have official
non-experimental OIDs where possible
Product: OpenLDAP
Version: 2.5
Hardware: All
OS: All
Status: UNCONFIRMED
Severity: normal
Priority: ---
Component: slapd
Assignee: bugs(a)openldap.org
Reporter: quanah(a)openldap.org
Target Milestone: ---
From a past discussion with hyc on 2.5 requirements:
[09:27] <hyc> we also need to audit all of these schema defs
[09:27] <hyc> we're supposed to have official, non-experimental OIDs for
released schema
[09:28] <hyc> accesslog is still using 666, experimental arc
[09:29] <hyc> I think this means we should polish up the logschema draft,
Informational status, and publish it again as final
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https://bugs.openldap.org/show_bug.cgi?id=9216
Bug ID: 9216
Summary: Port autoca to gnutls
Product: OpenLDAP
Version: 2.5
Hardware: All
OS: All
Status: UNCONFIRMED
Severity: normal
Priority: ---
Component: overlays
Assignee: bugs(a)openldap.org
Reporter: ryan(a)openldap.org
Target Milestone: ---
For 2.5, support building and running the autoca overlay with GnuTLS.
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https://bugs.openldap.org/show_bug.cgi?id=10126
Issue ID: 10126
Summary: Openldap 2.5.16 Segmentation fault during start
Product: OpenLDAP
Version: 2.5.16
Hardware: x86_64
OS: Linux
Status: UNCONFIRMED
Keywords: needs_review
Severity: normal
Priority: ---
Component: slapd
Assignee: bugs(a)openldap.org
Reporter: bogdan.siara(a)gmail.com
Target Milestone: ---
Created attachment 987
--> https://bugs.openldap.org/attachment.cgi?id=987&action=edit
gdb stacktrace
Hi,
I have openldap cluster with 2 nodes. Openldap is compiled in docker
debian:bookworm-slim with options:
./configure --prefix=${LDAP_HOME}/openldap \
--enable-debug \
--enable-dynamic \
--enable-syslog \
--enable-ipv6 \
--enable-local \
--enable-slapd \
--enable-dynacl \
--enable-cleartext \
--enable-crypt \
--enable-spasswd \
--enable-modules \
--enable-slapi \
--enable-wrappers \
--enable-dnssrv=mod \
--enable-ldap=mod \
--enable-mdb=mod \
--enable-meta=mod \
--enable-asyncmeta=mod \
--enable-relay=mod \
--enable-overlays=mod \
--enable-argon2=yes \
--enable-balancer=mod \
--with-cyrus-sasl \
--with-threads \
--with-argon2=auto \
--without-systemd \
--with-tls=openssl
make depend
make
make install
cd contrib/slapd-modules/smbk5pwd
sed -i "s|prefix=/usr/local|prefix=${LDAP_HOME}/openldap|g" Makefile
sed -i "s|SSL_LIB = -lcrypto|SSL_LIB = -lnettle|g" Makefile
sed -i "s|HEIMDAL_INC = -I/usr/heimdal/include|HEIMDAL_INC = \$(shell
krb5-config.heimdal --cflags krb5 kadm-server)|g" Makefile
sed -i "s|HEIMDAL_LIB = -L/usr/heimdal/lib -lkrb5 -lkadm5srv|HEIMDAL_LIB =
\$(shell krb5-config.heimdal --libs krb5 kadm-server)|g" Makefile
sed -i "s|LIBS = \$(LDAP_LIB) \$(HEIMDAL_LIB) \$(SSL_LIB)|LIBS =
\$(HEIMDAL_LIB) \$(LDAP_LIB) \$(SSL_LIB)|g" Makefile
make
make install
cd ../passwd/pbkdf2
sed -i "s|prefix=/usr/local|prefix=${LDAP_HOME}/openldap|g" Makefile
sed -i "s|SSL_LIB = -lcrypto|SSL_LIB = -lnettle|g" Makefile
make
make install
cd ../sha2
sed -i "s|prefix=/usr/local|prefix=${LDAP_HOME}/openldap|g" Makefile
make
make install
cd ../../ppm
sed -i "s|prefix=/usr/local|prefix=${LDAP_HOME}/openldap|g" Makefile
make
make install
When I start openldap:
slapd -h 'ldap://0.0.0.0:10389 ldaps://0.0.0.0:10536
ldapi://%2Fopt%2Fldap%2Fldapi' -F /opt/ldap//openldap/etc/openldap/slapd.d
I get error:
@(#) $OpenLDAP: slapd 2.5.16 (Nov 3 2023 07:51:03)
$#012#011@f3068170494c:\/opt\/ldap\/openldap-2.5.16\/servers\/slapd
/opt\/ldap\/openldap\/etc\/openldap\/slapd.d: line 1: rootdn is always granted
unlimited privileges.
Segmentation fault (core dumped)
and in syslog:
Nov 6 08:48:17 openldap-1 kernel: [44480681.935173] slapd[3775972]: segfault
at 7f049da0375f ip 00007f049d75fc12 sp 00007fff24e77dd0 error 7 in
libcrypto.so.3[7f049d60a000+279000]
Nov 6 08:48:17 openldap-1 kernel: [44480681.935183] Code: 64 f9 ff ff eb a8 e8
ed 23 eb ff 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 85 ff 0f 84 a7 00 00 00
53 b8 ff ff ff ff 48 89 fb <f0> 0f c1 47 30 83 e8 01 85 c0 74 12 7e 10 5b 31 c0
31 d2 31 f6 31
Next start with gdb:
ldap@openldap-1:~$ gdb --args /opt/ldap/openldap/libexec/slapd -d 0 -h
ldap://0.0.0.0:10389 -F /opt/ldap//openldap/etc/openldap/slapd.d
GNU gdb (Debian 13.1-3) 13.1
Copyright (C) 2023 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.
Type "show copying" and "show warranty" for details.
This GDB was configured as "x86_64-linux-gnu".
Type "show configuration" for configuration details.
For bug reporting instructions, please see:
<https://www.gnu.org/software/gdb/bugs/>.
Find the GDB manual and other documentation resources online at:
<http://www.gnu.org/software/gdb/documentation/>.
For help, type "help".
Type "apropos word" to search for commands related to "word"...
Reading symbols from /opt/ldap/openldap/libexec/slapd...
(No debugging symbols found in /opt/ldap/openldap/libexec/slapd)
(gdb) run
Starting program: /opt/ldap/openldap/libexec/slapd -d 0 -h ldap://0.0.0.0:10389
-F /opt/ldap//openldap/etc/openldap/slapd.d
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
Program received signal SIGSEGV, Segmentation fault.
0x00007ffff79bfc12 in EVP_PKEY_free () from
/lib/x86_64-linux-gnu/libcrypto.so.3
(gdb) bt full
#0 0x00007ffff79bfc12 in EVP_PKEY_free () from
/lib/x86_64-linux-gnu/libcrypto.so.3
No symbol table info available.
#1 0x00007ffff79fa393 in ?? () from /lib/x86_64-linux-gnu/libcrypto.so.3
No symbol table info available.
#2 0x00007ffff79fa8cd in PEM_read_bio_Parameters_ex () from
/lib/x86_64-linux-gnu/libcrypto.so.3
No symbol table info available.
#3 0x00007ffff7fa1b38 in tlso_ctx_init (lo=0x5555556fd550, lt=0x7fffffffe280,
is_server=1) at tls_o.c:546
dh = 0x7ffff7c6372f <SSL_CTX_new_ex+815>
bio = 0x5555558afab0
ctx = 0x55555586b760
i = <optimized out>
#4 0x00007ffff7f9de08 in ldap_int_tls_init_ctx (lo=0x5555556fd550,
is_server=1) at tls2.c:264
rc = 0
ti = <optimized out>
lts = {lt_certfile = 0x555555773350
"/opt/ldap/openldap/etc/openldap/certs/ldap.crt", lt_keyfile = 0x555555773390
"/opt/ldap/openldap/etc/openldap/certs/ldap.key",
lt_dhfile = 0x555555773470
"/opt/ldap/openldap/etc/openldap/certs/dhparam", lt_cacertfile = 0x555555773310
"/opt/ldap/openldap/etc/openldap/certs/ca.crt", lt_cacertdir = 0x0,
lt_ciphersuite = 0x5555557733d0
"TLS13-CHACHA20-POLY1305-SHA256:TLS13-AES-256-GCM-SHA384:TLS13-AES-128-GCM-SHA256:EECDH+CHACHA20:EECDH+AESGCM:EDH+AESGCM",
lt_crlfile = 0x0,
lt_randfile = 0x0, lt_ecname = 0x0, lt_protocol_min = 771,
lt_protocol_max = 0, lt_cacert = {bv_len = 0, bv_val = 0x0}, lt_cert = {bv_len
= 0, bv_val = 0x0}, lt_key = {
bv_len = 0, bv_val = 0x0}}
#5 0x00005555555759e7 in main ()
No symbol table info available.
(gdb) thread apply all bt
Thread 1 (Thread 0x7ffff75ce7c0 (LWP 64) "slapd"):
#0 0x00007ffff79bfc12 in EVP_PKEY_free () from
/lib/x86_64-linux-gnu/libcrypto.so.3
#1 0x00007ffff79fa393 in ?? () from /lib/x86_64-linux-gnu/libcrypto.so.3
#2 0x00007ffff79fa8cd in PEM_read_bio_Parameters_ex () from
/lib/x86_64-linux-gnu/libcrypto.so.3
#3 0x00007ffff7fa1b38 in tlso_ctx_init (lo=0x5555556fd550, lt=0x7fffffffe280,
is_server=1) at tls_o.c:546
#4 0x00007ffff7f9de08 in ldap_int_tls_init_ctx (lo=0x5555556fd550,
is_server=1) at tls2.c:264
#5 0x00005555555759e7 in main ()
Next I rebuild openldap adding flags to configure step:
./configure CFLAGS=-g
When I run slapd in new image:
slapd -h 'ldap://0.0.0.0:10389 ldaps://0.0.0.0:10536
ldapi://%2Fopt%2Fldap%2Fldapi' -F /opt/ldap//openldap/etc/openldap/slapd.d
all working well and I didn't get segementation fault.
Can someone tell me what I'm doing wrong and how to investigate the problem?
Regards
BS
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https://bugs.openldap.org/show_bug.cgi?id=10127
Issue ID: 10127
Summary: Thread Safety in LMDB with MDB_NOTLS and Readonly
Cursors
Product: LMDB
Version: unspecified
Hardware: All
OS: All
Status: UNCONFIRMED
Keywords: needs_review
Severity: normal
Priority: ---
Component: liblmdb
Assignee: bugs(a)openldap.org
Reporter: xiaoya2wei(a)gmail.com
Target Milestone: ---
Greetings LMDB Community,
I am delving into the thread-safety aspects of LMDB, specifically regarding the
use of readonly cursors across multiple threads. With the MDB_NOTLS flag
enabled, which disables thread-local storage, my understanding is that readonly
transactions may be shared between threads, provided there is proper
synchronization to prevent concurrent access.
Building upon this, I seek clarity on the following: Can multiple threads
safely access a single readonly cursor derived from such a synchronized
readonly transaction when MDB_NOTLS is enabled?
Upon reviewing the LMDB source code, I noticed that cursors are tied to
transactions (see mdb.c#L1335). This suggests that if threads can synchronously
share a transaction, they might also share a cursor associated with it for data
retrieval.
I recognize my analysis might be superficial, and I'm open to corrections. Your
insights on this matter would be greatly appreciated to enhance my
understanding of LMDB's concurrency mechanisms.
Thank you in advance for your assistance!
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https://bugs.openldap.org/show_bug.cgi?id=8852
--- Comment #8 from OndÅ™ej KuznÃk <ondra(a)mistotebe.net> ---
For comparison, using deltasync (and sortvals!) makes the consumer take a
similar amount of CPU time (about +50-90 % on the provider's) to process the
10k value additions, just like Ryan noted earlier.
On the other idea, no clue on whether we can somehow limit the amount of data
queued up without severely impairing replication progress.
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https://bugs.openldap.org/show_bug.cgi?id=8852
--- Comment #7 from OndÅ™ej KuznÃk <ondra(a)mistotebe.net> ---
Making attr_cmp do a linear sweep for sortvals attributes (instead of the
quadratic match it has to do right now) makes the consumer 7-8x slower than a
provider across the board with the environment provided. I might have expected
something like 3-4x but that's out of scope for this particular ITS.
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https://bugs.openldap.org/show_bug.cgi?id=6198
Quanah Gibson-Mount <quanah(a)openldap.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Blocks| |9204
Referenced Issues:
https://bugs.openldap.org/show_bug.cgi?id=9204
[Issue 9204] slapo-constraint allows anyone to apply Relax control
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https://bugs.openldap.org/show_bug.cgi?id=8884
Quanah Gibson-Mount <quanah(a)openldap.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Assignee|bugs(a)openldap.org |hyc(a)openldap.org
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