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opendkim: support OpenSSL 1.1 with/without deprecated APIs

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This patch enables support of OpenSSL 1.1+ with and without
deprecated OpenSSL APIs.

Signed-off-by: Val Kulkov <val.kulkov@gmail.com>
This commit is contained in:
Val Kulkov 2018-12-21 02:15:19 -05:00
parent 5a978f2270
commit 5f08e7b75b
3 changed files with 203 additions and 91 deletions
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2
mail/opendkim/Makefile
View file

@ -8,7 +8,7 @@ include $(TOPDIR)/rules.mk
PKG_NAME:=opendkim
PKG_VERSION:=2.10.3
PKG_RELEASE:=2
PKG_RELEASE:=3
PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
PKG_SOURCE_URL:=@SF/$(PKG_NAME)

90
mail/opendkim/patches/010-openssl_1.1.0_compat.patch
View file

@ -1,90 +0,0 @@
Description: Build and work with either openssl 1.0.2 or 1.1.0
* Add patch to build with either openssl 1.0.2 or 1.1.0 (Closes: #828466)
- Thanks to Sebastian Andrzej Siewior for the patch
Author: Sebastian Andrzej Siewior
Bug-Debian: http://bugs.debian.org/828466
Origin: vendor
Forwarded: no
Reviewed-By: Scott Kitterman <scott@kitterman.com>
Last-Update: <YYYY-MM-DD>
--- opendkim-2.11.0~alpha.orig/configure.ac
+++ opendkim-2.11.0~alpha/configure.ac
@@ -864,26 +864,28 @@ then
AC_SEARCH_LIBS([ERR_peek_error], [crypto], ,
AC_MSG_ERROR([libcrypto not found]))
- AC_SEARCH_LIBS([SSL_library_init], [ssl], ,
- [
- if test x"$enable_shared" = x"yes"
- then
- AC_MSG_ERROR([Cannot build shared opendkim
- against static openssl libraries.
- Configure with --disable-shared
- to get this working or obtain a
- shared libssl library for
- opendkim to use.])
- fi
- # avoid caching issue - last result of SSL_library_init
- # shouldn't be cached for this next check
- unset ac_cv_search_SSL_library_init
- LIBCRYPTO_LIBS="$LIBCRYPTO_LIBS -ldl"
- AC_SEARCH_LIBS([SSL_library_init], [ssl], ,
- AC_MSG_ERROR([libssl not found]), [-ldl])
- ]
- )
+ AC_LINK_IFELSE(
+ [AC_LANG_PROGRAM([[#include <openssl/ssl.h>]],
+ [[SSL_library_init();]])],
+ [od_have_ossl="yes";],
+ [od_have_ossl="no";])
+ if test x"$od_have_ossl" = x"no"
+ then
+ if test x"$enable_shared" = x"yes"
+ then
+ AC_MSG_ERROR([Cannot build shared opendkim
+ against static openssl libraries.
+ Configure with --disable-shared
+ to get this working or obtain a
+ shared libssl library for
+ opendkim to use.])
+ fi
+
+ LIBCRYPTO_LIBS="$LIBCRYPTO_LIBS -ldl"
+ AC_SEARCH_LIBS([SSL_library_init], [ssl], ,
+ AC_MSG_ERROR([libssl not found]), [-ldl])
+ fi
AC_CHECK_DECL([SHA256_DIGEST_LENGTH],
AC_DEFINE([HAVE_SHA256], 1,
--- opendkim-2.11.0~alpha.orig/opendkim/opendkim-crypto.c
+++ opendkim-2.11.0~alpha/opendkim/opendkim-crypto.c
@@ -222,7 +222,11 @@ dkimf_crypto_free_id(void *ptr)
{
assert(pthread_setspecific(id_key, ptr) == 0);
+#if OPENSSL_VERSION_NUMBER >= 0x10100000
+ OPENSSL_thread_stop();
+#else
ERR_remove_state(0);
+#endif
free(ptr);
@@ -392,11 +396,15 @@ dkimf_crypto_free(void)
{
if (crypto_init_done)
{
+#if OPENSSL_VERSION_NUMBER >= 0x10100000
+ OPENSSL_thread_stop();
+#else
CRYPTO_cleanup_all_ex_data();
CONF_modules_free();
EVP_cleanup();
ERR_free_strings();
ERR_remove_state(0);
+#endif
if (nmutexes > 0)
{

202
mail/opendkim/patches/010-openssl_1.1_compat.patch Normal file
View file

@ -0,0 +1,202 @@
This patch has been tested with OpenSSL 1.0.2q, 1.1.0j and 1.1.1a
with and without support for deprecated OpenSSL APIs.
--- a/configure.ac
+++ b/configure.ac
@@ -860,26 +860,10 @@ then
AC_SEARCH_LIBS([ERR_peek_error], [crypto], ,
AC_MSG_ERROR([libcrypto not found]))
- AC_SEARCH_LIBS([SSL_library_init], [ssl], ,
- [
- if test x"$enable_shared" = x"yes"
- then
- AC_MSG_ERROR([Cannot build shared opendkim
- against static openssl libraries.
- Configure with --disable-shared
- to get this working or obtain a
- shared libssl library for
- opendkim to use.])
- fi
-
- # avoid caching issue - last result of SSL_library_init
- # shouldn't be cached for this next check
- unset ac_cv_search_SSL_library_init
- LIBCRYPTO_LIBS="$LIBCRYPTO_LIBS -ldl"
- AC_SEARCH_LIBS([SSL_library_init], [ssl], ,
- AC_MSG_ERROR([libssl not found]), [-ldl])
- ]
- )
+ od_have_ossl="no"
+ AC_CHECK_LIB(ssl, OPENSSL_init_ssl, [od_have_ossl="yes"])
+ AC_CHECK_LIB(ssl, SSL_library_init, [od_have_ossl="yes"])
+ AS_IF([test "x$od_have_ossl" = xno], [AC_MSG_ERROR([libssl not found])])
AC_CHECK_DECL([SHA256_DIGEST_LENGTH],
AC_DEFINE([HAVE_SHA256], 1,
--- a/opendkim/opendkim-crypto.c
+++ b/opendkim/opendkim-crypto.c
@@ -139,6 +139,7 @@ static unsigned int nmutexes = 0;
static unsigned long threadid = 0L;
static pthread_mutex_t *mutexes = NULL;
+#if OPENSSL_VERSION_NUMBER < 0x10100000
/*
** DKIMF_CRYPTO_LOCK_CALLBACK -- locking callback for libcrypto
**
@@ -166,6 +167,7 @@ dkimf_crypto_lock_callback(int mode, int
assert(status == 0);
}
+#endif
/*
** DKIMF_CRYPTO_GET_ID -- generate/retrieve thread ID
@@ -208,21 +210,15 @@ dkimf_crypto_get_id(void)
static void
dkimf_crypto_free_id(void *ptr)
{
- /*
- ** Trick dkimf_crypto_get_id(); the thread-specific pointer has
- ** already been cleared at this point, but dkimf_crypto_get_id()
- ** may be called by ERR_remove_state() which will then allocate a
- ** new thread pointer if the thread-specific pointer is NULL. This
- ** means a memory leak of thread IDs and, on Solaris, an infinite loop
- ** because the destructor (indirectly) re-sets the thread-specific
- ** pointer to something not NULL. See pthread_key_create(3).
- */
-
if (ptr != NULL)
{
assert(pthread_setspecific(id_key, ptr) == 0);
- ERR_remove_state(0);
+#if OPENSSL_VERSION_NUMBER >= 0x10100000
+ OPENSSL_thread_stop();
+#else
+ ERR_remove_thread_state(NULL);
+#endif
free(ptr);
@@ -300,6 +296,7 @@ dkimf_crypto_dyn_destroy(struct CRYPTO_d
** None.
*/
+#if OPENSSL_VERSION_NUMBER < 0x10100000
static void
dkimf_crypto_dyn_lock(int mode, struct CRYPTO_dynlock_value *lock,
/* UNUSED */ const char *file,
@@ -316,6 +313,7 @@ dkimf_crypto_dyn_lock(int mode, struct C
assert(status == 0);
}
+#endif
/*
** DKIMF_CRYPTO_INIT -- set up openssl dependencies
@@ -335,7 +333,12 @@ dkimf_crypto_init(void)
int n;
int status;
+#if OPENSSL_VERSION_NUMBER < 0x10100000
n = CRYPTO_num_locks();
+#else
+ // see openssl/crypto.h for more details
+ n = 1;
+#endif
mutexes = (pthread_mutex_t *) malloc(n * sizeof(pthread_mutex_t));
if (mutexes == NULL)
return errno;
@@ -357,15 +360,22 @@ dkimf_crypto_init(void)
if (status != 0)
return status;
+#if OPENSSL_VERSION_NUMBER < 0x10100000
SSL_load_error_strings();
SSL_library_init();
ERR_load_crypto_strings();
+#else
+ OPENSSL_init_ssl(OPENSSL_INIT_LOAD_SSL_STRINGS | OPENSSL_INIT_LOAD_CRYPTO_STRINGS, NULL);
+ OPENSSL_init_crypto(OPENSSL_INIT_LOAD_CRYPTO_STRINGS, NULL);
+#endif
+#if OPENSSL_VERSION_NUMBER < 0x10000000
CRYPTO_set_id_callback(&dkimf_crypto_get_id);
CRYPTO_set_locking_callback(&dkimf_crypto_lock_callback);
CRYPTO_set_dynlock_create_callback(&dkimf_crypto_dyn_create);
CRYPTO_set_dynlock_lock_callback(&dkimf_crypto_dyn_lock);
CRYPTO_set_dynlock_destroy_callback(&dkimf_crypto_dyn_destroy);
+#endif
#ifdef USE_OPENSSL_ENGINE
if (!SSL_set_engine(NULL))
@@ -392,11 +402,15 @@ dkimf_crypto_free(void)
{
if (crypto_init_done)
{
+#if OPENSSL_VERSION_NUMBER >= 0x10100000
+ OPENSSL_thread_stop();
+#else
CRYPTO_cleanup_all_ex_data();
CONF_modules_free();
EVP_cleanup();
ERR_free_strings();
- ERR_remove_state(0);
+ ERR_remove_thread_state(NULL);
+#endif
if (nmutexes > 0)
{
--- a/libopendkim/dkim.c
+++ b/libopendkim/dkim.c
@@ -4195,8 +4195,10 @@ dkim_init_openssl(void)
{
pthread_mutex_lock(&openssl_lock);
+#if OPENSSL_VERSION_NUMBER < 0x10100000
if (openssl_refcount == 0)
OpenSSL_add_all_algorithms();
+#endif
openssl_refcount++;
pthread_mutex_unlock(&openssl_lock);
@@ -4220,8 +4222,10 @@ dkim_close_openssl(void)
pthread_mutex_lock(&openssl_lock);
openssl_refcount--;
+#if OPENSSL_VERSION_NUMBER < 0x10100000
if (openssl_refcount == 0)
EVP_cleanup();
+#endif
pthread_mutex_unlock(&openssl_lock);
}
--- a/opendkim/opendkim-testkey.c
+++ b/opendkim/opendkim-testkey.c
@@ -452,7 +452,11 @@ main(int argc, char **argv)
memset(err, '\0', sizeof err);
#ifndef USE_GNUTLS
+#if OPENSSL_VERSION_NUMBER < 0x10100000
ERR_load_crypto_strings();
+#else
+ OPENSSL_init_crypto(OPENSSL_INIT_LOAD_CRYPTO_STRINGS, NULL);
+#endif
#endif /* ! USE_GNUTLS */
/* process a KeyTable if specified and not overridden */
--- a/opendkim/opendkim.c
+++ b/opendkim/opendkim.c
@@ -15540,7 +15540,11 @@ main(int argc, char **argv)
printf("\tCompiled with GnuTLS %s\n", GNUTLS_VERSION);
#else /* USE_GNUTLS */
printf("\tCompiled with %s\n",
+#if OPENSSL_VERSION_NUMBER < 0x10100000
SSLeay_version(SSLEAY_VERSION));
+#else
+ OpenSSL_version(OPENSSL_VERSION));
+#endif
#endif /* USE_GNUTLS */
printf("\tSMFI_VERSION 0x%x\n", SMFI_VERSION);
#ifdef HAVE_SMFI_VERSION