starlingx/meta-starlingx
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52fecc3a3f
meta-starlingx/recipes-support/openldap/files/0019-openldap-openssl-ITS7596-Add-EC-support.patch
babak sarashki 6fe3bd37d9 openldap port from stx to yocto 
Not complete yet. Missing ltb-project-openldap-ppolicy
2019-11-05 18:58:33 -08:00

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8.7 KiB
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From dc82cdf9c6c25c69c7eee203d1c4f4c91f969ba9 Mon Sep 17 00:00:00 2001
From: babak sarashki <babak.sarashki@windriver.com>
Date: Tue, 5 Nov 2019 09:30:49 -0800
Subject: [PATCH 19/20] openldap openssl ITS7596 Add EC support
From e631ce808ed56119e61321463d06db7999ba5a08
From stx 1901 openldap-openssl-ITS7595-Add-EC-support-1.patch
---
doc/man/man5/slapd-config.5 | 7 +++++++
doc/man/man5/slapd.conf.5 | 7 +++++++
include/ldap.h | 1 +
libraries/libldap/ldap-int.h | 2 ++
libraries/libldap/tls2.c | 17 +++++++++++++++++
libraries/libldap/tls_o.c | 33 ++++++++++++++++++++++++++++++---
servers/slapd/bconfig.c | 12 +++++++++++-
7 files changed, 75 insertions(+), 4 deletions(-)
diff --git a/doc/man/man5/slapd-config.5 b/doc/man/man5/slapd-config.5
index 42032d4..733ff1e 100644
--- a/doc/man/man5/slapd-config.5
+++ b/doc/man/man5/slapd-config.5
@@ -922,6 +922,13 @@ are not used.
When using Mozilla NSS these parameters are always generated randomly
so this directive is ignored.
.TP
+.B olcTLSECName: <name>
+Specify the name of a curve to use for Elliptic curve Diffie-Hellman
+ephemeral key exchange. This is required to enable ECDHE algorithms in
+OpenSSL. This option is not used with GnuTLS; the curves may be
+chosen in the GnuTLS ciphersuite specification. This option is also
+ignored for Mozilla NSS.
+.TP
.B olcTLSProtocolMin: <major>[.<minor>]
Specifies minimum SSL/TLS protocol version that will be negotiated.
If the server doesn't support at least that version,
diff --git a/doc/man/man5/slapd.conf.5 b/doc/man/man5/slapd.conf.5
index 2d4431f..ffe74ff 100644
--- a/doc/man/man5/slapd.conf.5
+++ b/doc/man/man5/slapd.conf.5
@@ -1153,6 +1153,13 @@ are not used.
When using Mozilla NSS these parameters are always generated randomly
so this directive is ignored.
.TP
+.B TLSECName <name>
+Specify the name of a curve to use for Elliptic curve Diffie-Hellman
+ephemeral key exchange. This is required to enable ECDHE algorithms in
+OpenSSL. This option is not used with GnuTLS; the curves may be
+chosen in the GnuTLS ciphersuite specification. This option is also
+ignored for Mozilla NSS.
+.TP
.B TLSProtocolMin <major>[.<minor>]
Specifies minimum SSL/TLS protocol version that will be negotiated.
If the server doesn't support at least that version,
diff --git a/include/ldap.h b/include/ldap.h
index 7bc0644..bb22cb8 100644
--- a/include/ldap.h
+++ b/include/ldap.h
@@ -158,6 +158,7 @@ LDAP_BEGIN_DECL
#define LDAP_OPT_X_TLS_NEWCTX 0x600f
#define LDAP_OPT_X_TLS_CRLFILE 0x6010 /* GNUtls only */
#define LDAP_OPT_X_TLS_PACKAGE 0x6011
+#define LDAP_OPT_X_TLS_ECNAME 0x6012
#define LDAP_OPT_X_TLS_MOZNSS_COMPATIBILITY 0x6050
#define LDAP_OPT_X_TLS_MOZNSS_COMPATIBILITY_DISABLED 0
diff --git a/libraries/libldap/ldap-int.h b/libraries/libldap/ldap-int.h
index 15092c1..f504f44 100644
--- a/libraries/libldap/ldap-int.h
+++ b/libraries/libldap/ldap-int.h
@@ -165,6 +165,7 @@ struct ldaptls {
char *lt_ciphersuite;
char *lt_crlfile;
char *lt_randfile; /* OpenSSL only */
+ char *lt_ecname; /* OpenSSL only */
int lt_protocol_min;
};
#endif
@@ -250,6 +251,7 @@ struct ldapoptions {
#define ldo_tls_certfile ldo_tls_info.lt_certfile
#define ldo_tls_keyfile ldo_tls_info.lt_keyfile
#define ldo_tls_dhfile ldo_tls_info.lt_dhfile
+#define ldo_tls_ecname ldo_tls_info.lt_ecname
#define ldo_tls_cacertfile ldo_tls_info.lt_cacertfile
#define ldo_tls_cacertdir ldo_tls_info.lt_cacertdir
#define ldo_tls_ciphersuite ldo_tls_info.lt_ciphersuite
diff --git a/libraries/libldap/tls2.c b/libraries/libldap/tls2.c
index 198d0b1..ba4b9c5 100644
--- a/libraries/libldap/tls2.c
+++ b/libraries/libldap/tls2.c
@@ -121,6 +121,10 @@ ldap_int_tls_destroy( struct ldapoptions *lo )
LDAP_FREE( lo->ldo_tls_dhfile );
lo->ldo_tls_dhfile = NULL;
}
+ if ( lo->ldo_tls_ecname ) {
+ LDAP_FREE( lo->ldo_tls_ecname );
+ lo->ldo_tls_ecname = NULL;
+ }
if ( lo->ldo_tls_cacertfile ) {
LDAP_FREE( lo->ldo_tls_cacertfile );
lo->ldo_tls_cacertfile = NULL;
@@ -257,6 +261,10 @@ ldap_int_tls_init_ctx( struct ldapoptions *lo, int is_server )
lts.lt_dhfile = LDAP_STRDUP( lts.lt_dhfile );
__atoe( lts.lt_dhfile );
}
+ if ( lts.lt_ecname ) {
+ lts.lt_ecname = LDAP_STRDUP( lts.lt_ecname );
+ __atoe( lts.lt_ecname );
+ }
#endif
lo->ldo_tls_ctx = ti->ti_ctx_new( lo );
if ( lo->ldo_tls_ctx == NULL ) {
@@ -282,6 +290,7 @@ error_exit:
LDAP_FREE( lts.lt_crlfile );
LDAP_FREE( lts.lt_cacertdir );
LDAP_FREE( lts.lt_dhfile );
+ LDAP_FREE( lts.lt_ecname );
#endif
return rc;
}
@@ -686,6 +695,10 @@ ldap_pvt_tls_get_option( LDAP *ld, int option, void *arg )
*(char **)arg = lo->ldo_tls_dhfile ?
LDAP_STRDUP( lo->ldo_tls_dhfile ) : NULL;
break;
+ case LDAP_OPT_X_TLS_ECNAME:
+ *(char **)arg = lo->ldo_tls_ecname ?
+ LDAP_STRDUP( lo->ldo_tls_ecname ) : NULL;
+ break;
case LDAP_OPT_X_TLS_CRLFILE: /* GnuTLS only */
*(char **)arg = lo->ldo_tls_crlfile ?
LDAP_STRDUP( lo->ldo_tls_crlfile ) : NULL;
@@ -808,6 +821,10 @@ ldap_pvt_tls_set_option( LDAP *ld, int option, void *arg )
if ( lo->ldo_tls_dhfile ) LDAP_FREE( lo->ldo_tls_dhfile );
lo->ldo_tls_dhfile = (arg && *(char *)arg) ? LDAP_STRDUP( (char *) arg ) : NULL;
return 0;
+ case LDAP_OPT_X_TLS_ECNAME:
+ if ( lo->ldo_tls_ecname ) LDAP_FREE( lo->ldo_tls_ecname );
+ lo->ldo_tls_ecname = arg ? LDAP_STRDUP( (char *) arg ) : NULL;
+ return 0;
case LDAP_OPT_X_TLS_CRLFILE: /* GnuTLS only */
if ( lo->ldo_tls_crlfile ) LDAP_FREE( lo->ldo_tls_crlfile );
lo->ldo_tls_crlfile = (arg && *(char *)arg) ? LDAP_STRDUP( (char *) arg ) : NULL;
diff --git a/libraries/libldap/tls_o.c b/libraries/libldap/tls_o.c
index 92c708b..45afc11 100644
--- a/libraries/libldap/tls_o.c
+++ b/libraries/libldap/tls_o.c
@@ -371,10 +371,9 @@ tlso_ctx_init( struct ldapoptions *lo, struct ldaptls *lt, int is_server )
return -1;
}
- if ( lo->ldo_tls_dhfile ) {
- DH *dh = NULL;
+ if ( is_server && lo->ldo_tls_dhfile ) {
+ DH *dh;
BIO *bio;
- SSL_CTX_set_options( ctx, SSL_OP_SINGLE_DH_USE );
if (( bio=BIO_new_file( lt->lt_dhfile,"r" )) == NULL ) {
Debug( LDAP_DEBUG_ANY,
@@ -393,7 +392,35 @@ tlso_ctx_init( struct ldapoptions *lo, struct ldaptls *lt, int is_server )
}
BIO_free( bio );
SSL_CTX_set_tmp_dh( ctx, dh );
+ SSL_CTX_set_options( ctx, SSL_OP_SINGLE_DH_USE );
+ DH_free( dh );
+ }
+
+#ifdef SSL_OP_SINGLE_ECDH_USE
+ if ( is_server && lo->ldo_tls_ecname ) {
+ EC_KEY *ecdh;
+
+ int nid = OBJ_sn2nid( lt->lt_ecname );
+ if ( nid == NID_undef ) {
+ Debug( LDAP_DEBUG_ANY,
+ "TLS: could not use EC name `%s'.\n",
+ lo->ldo_tls_ecname,0,0);
+ tlso_report_error();
+ return -1;
+ }
+ ecdh = EC_KEY_new_by_curve_name( nid );
+ if ( ecdh == NULL ) {
+ Debug( LDAP_DEBUG_ANY,
+ "TLS: could not generate key for EC name `%s'.\n",
+ lo->ldo_tls_ecname,0,0);
+ tlso_report_error();
+ return -1;
+ }
+ SSL_CTX_set_tmp_ecdh( ctx, ecdh );
+ SSL_CTX_set_options( ctx, SSL_OP_SINGLE_ECDH_USE );
+ EC_KEY_free( ecdh );
}
+#endif
if ( tlso_opt_trace ) {
SSL_CTX_set_info_callback( ctx, tlso_info_cb );
diff --git a/servers/slapd/bconfig.c b/servers/slapd/bconfig.c
index 250f141..8b1e4e5 100644
--- a/servers/slapd/bconfig.c
+++ b/servers/slapd/bconfig.c
@@ -194,6 +194,7 @@ enum {
CFG_ACL_ADD,
CFG_SYNC_SUBENTRY,
CFG_LTHREADS,
+ CFG_TLS_ECNAME,
CFG_LAST
};
@@ -738,6 +739,14 @@ static ConfigTable config_back_cf_table[] = {
#endif
"( OLcfgGlAt:77 NAME 'olcTLSDHParamFile' "
"SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
+ { "TLSECName", NULL, 2, 2, 0,
+#ifdef HAVE_TLS
+ CFG_TLS_ECNAME|ARG_STRING|ARG_MAGIC, &config_tls_option,
+#else
+ ARG_IGNORED, NULL,
+#endif
+ "( OLcfgGlAt:96 NAME 'olcTLSECName' "
+ "SYNTAX OMsDirectoryString SINGLE-VALUE )", NULL, NULL },
{ "TLSProtocolMin", NULL, 2, 2, 0,
#ifdef HAVE_TLS
CFG_TLS_PROTOCOL_MIN|ARG_STRING|ARG_MAGIC, &config_tls_config,
@@ -819,7 +828,7 @@ static ConfigOCs cf_ocs[] = {
"olcThreads $ olcTimeLimit $ olcTLSCACertificateFile $ "
"olcTLSCACertificatePath $ olcTLSCertificateFile $ "
"olcTLSCertificateKeyFile $ olcTLSCipherSuite $ olcTLSCRLCheck $ "
- "olcTLSRandFile $ olcTLSVerifyClient $ olcTLSDHParamFile $ "
+ "olcTLSRandFile $ olcTLSVerifyClient $ olcTLSDHParamFile $ olcTLSECName $ "
"olcTLSCRLFile $ olcTLSProtocolMin $ olcToolThreads $ olcWriteTimeout $ "
"olcObjectIdentifier $ olcAttributeTypes $ olcObjectClasses $ "
"olcDitContentRules $ olcLdapSyntaxes ) )", Cft_Global },
@@ -3824,6 +3833,7 @@ config_tls_option(ConfigArgs *c) {
case CFG_TLS_CA_PATH: flag = LDAP_OPT_X_TLS_CACERTDIR; break;
case CFG_TLS_CA_FILE: flag = LDAP_OPT_X_TLS_CACERTFILE; break;
case CFG_TLS_DH_FILE: flag = LDAP_OPT_X_TLS_DHFILE; break;
+ case CFG_TLS_ECNAME: flag = LDAP_OPT_X_TLS_ECNAME; break;
#ifdef HAVE_GNUTLS
case CFG_TLS_CRL_FILE: flag = LDAP_OPT_X_TLS_CRLFILE; break;
#endif
--
2.17.1
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