From 2a6a4568ed1df4ed89604b09fa11785c9ae38c67 Mon Sep 17 00:00:00 2001
From: Julien Rische <jrische@redhat.com>
Date: Fri, 22 Apr 2022 14:12:37 +0200
Subject: [PATCH] Add configure variable for default PKCS#11 module
[ghudson@mit.edu: added documentation of configure variable and doc
substitution; shortened commit message]
ticket: 9058 (new)
---
doc/admin/conf_files/krb5_conf.rst | 2 +-
doc/build/options2configure.rst | 3 +++
doc/conf.py | 3 +++
doc/mitK5defaults.rst | 25 +++++++++++++------------
src/configure.ac | 8 ++++++++
src/doc/Makefile.in | 2 ++
src/man/Makefile.in | 4 +++-
src/man/krb5.conf.man | 2 +-
src/plugins/preauth/pkinit/pkinit.h | 1 -
9 files changed, 34 insertions(+), 16 deletions(-)
diff --git a/doc/admin/conf_files/krb5_conf.rst b/doc/admin/conf_files/krb5_conf.rst
index adba8238d..3d25c9a12 100644
--- a/doc/admin/conf_files/krb5_conf.rst
+++ b/doc/admin/conf_files/krb5_conf.rst
@@ -1020,7 +1020,7 @@ information for PKINIT is as follows:
All keyword/values are optional. *modname* specifies the location
of a library implementing PKCS #11. If a value is encountered
with no keyword, it is assumed to be the *modname*. If no
- module-name is specified, the default is ``opensc-pkcs11.so``.
+ module-name is specified, the default is |pkcs11_modname|.
``slotid=`` and/or ``token=`` may be specified to force the use of
a particular smard card reader or token if there is more than one
available. ``certid=`` and/or ``certlabel=`` may be specified to
diff --git a/doc/build/options2configure.rst b/doc/build/options2configure.rst
index a8959626d..8f8ac911c 100644
--- a/doc/build/options2configure.rst
+++ b/doc/build/options2configure.rst
@@ -143,6 +143,9 @@ Environment variables
This option allows one to specify libraries to be passed to the
linker (e.g., ``-l<library>``)
+**PKCS11_MODNAME=**\ *library*
+ Override the built-in default PKCS11 library name.
+
**SS_LIB=**\ *libs*...
If ``-lss`` is not the correct way to link in your installed ss
library, for example if additional support libraries are needed,
diff --git a/doc/conf.py b/doc/conf.py
index 4fb6aae14..29fd53375 100644
--- a/doc/conf.py
+++ b/doc/conf.py
@@ -235,6 +235,7 @@ if 'mansubs' in tags:
ccache = '``@CCNAME@``'
keytab = '``@KTNAME@``'
ckeytab = '``@CKTNAME@``'
+ pkcs11_modname = '``@PKCS11MOD@``'
elif 'pathsubs' in tags:
# Read configured paths from a file produced by the build system.
exec(open("paths.py").read())
@@ -248,6 +249,7 @@ else:
ccache = ':ref:`DEFCCNAME <paths>`'
keytab = ':ref:`DEFKTNAME <paths>`'
ckeytab = ':ref:`DEFCKTNAME <paths>`'
+ pkcs11_modname = ':ref:`PKCS11_MODNAME <paths>`'
rst_epilog = '\n'
@@ -268,6 +270,7 @@ else:
rst_epilog += '.. |ccache| replace:: %s\n' % ccache
rst_epilog += '.. |keytab| replace:: %s\n' % keytab
rst_epilog += '.. |ckeytab| replace:: %s\n' % ckeytab
+ rst_epilog += '.. |pkcs11_modname| replace:: %s\n' % pkcs11_modname
rst_epilog += '''
.. |krb5conf| replace:: ``/etc/krb5.conf``
.. |defkeysalts| replace:: ``aes256-cts-hmac-sha1-96:normal aes128-cts-hmac-sha1-96:normal``
diff --git a/doc/mitK5defaults.rst b/doc/mitK5defaults.rst
index 74e69f4ad..aea7af3db 100644
--- a/doc/mitK5defaults.rst
+++ b/doc/mitK5defaults.rst
@@ -59,18 +59,19 @@ subdirectories of ``/usr/local``. When MIT krb5 is integrated into an
operating system, the paths are generally chosen to match the
operating system's filesystem layout.
-========================== ============= =========================== ===========================
-Description Symbolic name Custom build path Typical OS path
-========================== ============= =========================== ===========================
-User programs BINDIR ``/usr/local/bin`` ``/usr/bin``
-Libraries and plugins LIBDIR ``/usr/local/lib`` ``/usr/lib``
-Parent of KDC state dir LOCALSTATEDIR ``/usr/local/var`` ``/var``
-Parent of KDC runtime dir RUNSTATEDIR ``/usr/local/var/run`` ``/run``
-Administrative programs SBINDIR ``/usr/local/sbin`` ``/usr/sbin``
-Alternate krb5.conf dir SYSCONFDIR ``/usr/local/etc`` ``/etc``
-Default ccache name DEFCCNAME ``FILE:/tmp/krb5cc_%{uid}`` ``FILE:/tmp/krb5cc_%{uid}``
-Default keytab name DEFKTNAME ``FILE:/etc/krb5.keytab`` ``FILE:/etc/krb5.keytab``
-========================== ============= =========================== ===========================
+========================== ============== =========================== ===========================
+Description Symbolic name Custom build path Typical OS path
+========================== ============== =========================== ===========================
+User programs BINDIR ``/usr/local/bin`` ``/usr/bin``
+Libraries and plugins LIBDIR ``/usr/local/lib`` ``/usr/lib``
+Parent of KDC state dir LOCALSTATEDIR ``/usr/local/var`` ``/var``
+Parent of KDC runtime dir RUNSTATEDIR ``/usr/local/var/run`` ``/run``
+Administrative programs SBINDIR ``/usr/local/sbin`` ``/usr/sbin``
+Alternate krb5.conf dir SYSCONFDIR ``/usr/local/etc`` ``/etc``
+Default ccache name DEFCCNAME ``FILE:/tmp/krb5cc_%{uid}`` ``FILE:/tmp/krb5cc_%{uid}``
+Default keytab name DEFKTNAME ``FILE:/etc/krb5.keytab`` ``FILE:/etc/krb5.keytab``
+Default PKCS11 module PKCS11_MODNAME ``opensc-pkcs11.so`` ``opensc-pkcs11.so``
+========================== ============== =========================== ===========================
The default client keytab name (DEFCKTNAME) typically defaults to
``FILE:/usr/local/var/krb5/user/%{euid}/client.keytab`` for a custom
diff --git a/src/configure.ac b/src/configure.ac
index 363d5d62d..3a0633177 100644
--- a/src/configure.ac
+++ b/src/configure.ac
@@ -1466,6 +1466,14 @@ AC_DEFINE_UNQUOTED(DEFKTNAME, ["$DEFKTNAME"], [Define to default keytab name])
AC_DEFINE_UNQUOTED(DEFCKTNAME, ["$DEFCKTNAME"],
[Define to default client keytab name])
+AC_ARG_VAR(PKCS11_MODNAME, [Default PKCS11 module name])
+if test "${PKCS11_MODNAME+set}" != set; then
+ PKCS11_MODNAME=opensc-pkcs11.so
+fi
+AC_MSG_NOTICE([Default PKCS11 module name: $PKCS11_MODNAME])
+AC_DEFINE_UNQUOTED(PKCS11_MODNAME, ["$PKCS11_MODNAME"],
+ [Default PKCS11 module name])
+
AC_CONFIG_FILES([build-tools/krb5-config], [chmod +x build-tools/krb5-config])
AC_CONFIG_FILES([build-tools/kadm-server.pc
build-tools/kadm-client.pc
diff --git a/src/doc/Makefile.in b/src/doc/Makefile.in
index 379bc3651..a1b0cff0a 100644
--- a/src/doc/Makefile.in
+++ b/src/doc/Makefile.in
@@ -10,6 +10,7 @@ sysconfdir=@sysconfdir@
DEFCCNAME=@DEFCCNAME@
DEFKTNAME=@DEFKTNAME@
DEFCKTNAME=@DEFCKTNAME@
+PKCS11_MODNAME=@PKCS11_MODNAME@
RST_SOURCES= _static \
_templates \
@@ -118,6 +119,7 @@ paths.py:
echo 'ccache = "``$(DEFCCNAME)``"' >> $@
echo 'keytab = "``$(DEFKTNAME)``"' >> $@
echo 'ckeytab = "``$(DEFCKTNAME)``"' >> $@
+ echo 'pkcs11_modname = "``$(PKCS11_MODNAME)``"' >> $@
# Dummy rule that man/Makefile can invoke
version.py: $(docsrc)/version.py
diff --git a/src/man/Makefile.in b/src/man/Makefile.in
index 00b1b2de0..85cae0914 100644
--- a/src/man/Makefile.in
+++ b/src/man/Makefile.in
@@ -8,6 +8,7 @@ sysconfdir=@sysconfdir@
DEFCCNAME=@DEFCCNAME@
DEFKTNAME=@DEFKTNAME@
DEFCKTNAME=@DEFCKTNAME@
+PKCS11_MODNAME=@PKCS11_MODNAME@
MANSUBS=k5identity.sub k5login.sub k5srvutil.sub kadm5.acl.sub kadmin.sub \
kadmind.sub kdb5_ldap_util.sub kdb5_util.sub kdc.conf.sub \
@@ -47,7 +48,8 @@ $(docsrc)/version.py: $(top_srcdir)/patchlevel.h
-e 's|@SYSCONFDIR@|$(sysconfdir)|g' \
-e 's|@CCNAME@|$(DEFCCNAME)|g' \
-e 's|@KTNAME@|$(DEFKTNAME)|g' \
- -e 's|@CKTNAME@|$(DEFCKTNAME)|g' $? > $@
+ -e 's|@CKTNAME@|$(DEFCKTNAME)|g' \
+ -e 's|@PKCS11MOD@|$(PKCS11_MODNAME)|g' $? > $@
all: $(MANSUBS)
diff --git a/src/man/krb5.conf.man b/src/man/krb5.conf.man
index 3a702ca8f..e4202723f 100644
--- a/src/man/krb5.conf.man
+++ b/src/man/krb5.conf.man
@@ -1151,7 +1151,7 @@ user\(aqs certificate and private key.
All keyword/values are optional. \fImodname\fP specifies the location
of a library implementing PKCS #11. If a value is encountered
with no keyword, it is assumed to be the \fImodname\fP\&. If no
-module\-name is specified, the default is \fBopensc\-pkcs11.so\fP\&.
+module\-name is specified, the default is \fB@PKCS11MOD@\fP\&.
\fBslotid=\fP and/or \fBtoken=\fP may be specified to force the use of
a particular smard card reader or token if there is more than one
available. \fBcertid=\fP and/or \fBcertlabel=\fP may be specified to
diff --git a/src/plugins/preauth/pkinit/pkinit.h b/src/plugins/preauth/pkinit/pkinit.h
index b437fd53f..a2018cb10 100644
--- a/src/plugins/preauth/pkinit/pkinit.h
+++ b/src/plugins/preauth/pkinit/pkinit.h
@@ -42,7 +42,6 @@
#ifndef WITHOUT_PKCS11
#include "pkcs11.h"
-#define PKCS11_MODNAME "opensc-pkcs11.so"
#define PK_SIGLEN_GUESS 1000
#define PK_NOSLOT 999999
#endif
--
2.35.1