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openvpn: update to 2.4_rc2

Browse source 
OpenVPN 2.4 builds with mbedTLS 2.x, rename openvpn-polarssl
variant to openvpn-mbedtls.

Some feature highlights:
* Data channel cipher negotiation
* AEAD cipher support for data channel encryption (currently only
* AES-GCM)
* ECDH key exchange for control channel
* LZ4 compression support

See https://github.com/OpenVPN/openvpn/blob/master/Changes.rst
for additional change notes.

Signed-off-by: Magnus Kroken <mkroken@gmail.com>
This commit is contained in:
Magnus Kroken 2016-12-10 12:11:33 +01:00 committed by Felix Fietkau
parent f67867adb0
commit 13592c1454
11 changed files with 103 additions and 75 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

36
package/network/services/openvpn/Config-polarssl.in → package/network/services/openvpn/Config-mbedtls.in
View file

@ -1,62 +1,66 @@
if PACKAGE_openvpn-polarssl
if PACKAGE_openvpn-mbedtls
config OPENVPN_polarssl_ENABLE_LZO
config OPENVPN_mbedtls_ENABLE_LZO
bool "Enable LZO compression support"
default y
config OPENVPN_polarssl_ENABLE_X509_ALT_USERNAME
config OPENVPN_mbedtls_ENABLE_LZ4
bool "Enable LZ4 compression support"
default y
config OPENVPN_mbedtls_ENABLE_X509_ALT_USERNAME
bool "Enable the --x509-username-field feature"
default n
config OPENVPN_polarssl_ENABLE_SERVER
config OPENVPN_mbedtls_ENABLE_SERVER
bool "Enable server support (otherwise only client mode is support)"
default y
#config OPENVPN_polarssl_ENABLE_EUREPHIA
#config OPENVPN_mbedtls_ENABLE_EUREPHIA
# bool "Enable support for the eurephia plug-in"
# default n
config OPENVPN_polarssl_ENABLE_MANAGEMENT
config OPENVPN_mbedtls_ENABLE_MANAGEMENT
bool "Enable management server support"
default n
#config OPENVPN_polarssl_ENABLE_PKCS11
#config OPENVPN_mbedtls_ENABLE_PKCS11
# bool "Enable pkcs11 support"
# default n
config OPENVPN_polarssl_ENABLE_HTTP
config OPENVPN_mbedtls_ENABLE_HTTP
bool "Enable HTTP proxy support"
default y
config OPENVPN_polarssl_ENABLE_SOCKS
config OPENVPN_mbedtls_ENABLE_SOCKS
bool "Enable SOCKS proxy support"
default y
config OPENVPN_polarssl_ENABLE_FRAGMENT
config OPENVPN_mbedtls_ENABLE_FRAGMENT
bool "Enable internal fragmentation support (--fragment)"
default y
config OPENVPN_polarssl_ENABLE_MULTIHOME
config OPENVPN_mbedtls_ENABLE_MULTIHOME
bool "Enable multi-homed UDP server support (--multihome)"
default y
config OPENVPN_polarssl_ENABLE_PORT_SHARE
config OPENVPN_mbedtls_ENABLE_PORT_SHARE
bool "Enable TCP server port-share support (--port-share)"
default y
config OPENVPN_polarssl_ENABLE_DEF_AUTH
config OPENVPN_mbedtls_ENABLE_DEF_AUTH
bool "Enable deferred authentication"
default y
config OPENVPN_polarssl_ENABLE_PF
config OPENVPN_mbedtls_ENABLE_PF
bool "Enable internal packet filter"
default y
config OPENVPN_polarssl_ENABLE_IPROUTE2
config OPENVPN_mbedtls_ENABLE_IPROUTE2
bool "Enable support for iproute2"
default n
config OPENVPN_polarssl_ENABLE_SMALL
config OPENVPN_mbedtls_ENABLE_SMALL
bool "Enable size optimization"
default y
help

4
package/network/services/openvpn/Config-nossl.in
View file

@ -4,6 +4,10 @@ config OPENVPN_nossl_ENABLE_LZO
bool "Enable LZO compression support"
default y
config OPENVPN_nossl_ENABLE_LZ4
bool "Enable LZ4 compression support"
default y
config OPENVPN_nossl_ENABLE_SERVER
bool "Enable server support (otherwise only client mode is support)"
default y

4
package/network/services/openvpn/Config-openssl.in
View file

@ -4,6 +4,10 @@ config OPENVPN_openssl_ENABLE_LZO
bool "Enable LZO compression support"
default y
config OPENVPN_openssl_ENABLE_LZ4
bool "Enable LZ4 compression support"
default y
config OPENVPN_openssl_ENABLE_X509_ALT_USERNAME
bool "Enable the --x509-username-field feature"
default n

17
package/network/services/openvpn/Makefile
View file

@ -9,12 +9,12 @@ include $(TOPDIR)/rules.mk
PKG_NAME:=openvpn
PKG_VERSION:=2.3.13
PKG_VERSION:=2.4_rc2
PKG_RELEASE:=1
PKG_SOURCE_URL:=http://swupdate.openvpn.net/community/releases
PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.xz
PKG_HASH:=9cde0c8000fd32d5275adb55f8bb1d8ba429ff3de35f60a36e81f3859b7537e0
PKG_HASH:=3e5dbfda2c1c941bc61e5e067601b31f578ad4cdf3683e569014e18c2cc6e2e9
PKG_BUILD_DIR:=$(BUILD_DIR)/$(PKG_NAME)-$(BUILD_VARIANT)/$(PKG_NAME)-$(PKG_VERSION)
@ -38,7 +38,7 @@ define Package/openvpn/Default
endef
Package/openvpn-openssl=$(call Package/openvpn/Default,openssl,OpenSSL,+libopenssl)
Package/openvpn-polarssl=$(call Package/openvpn/Default,polarssl,PolarSSL,+libpolarssl)
Package/openvpn-mbedtls=$(call Package/openvpn/Default,mbedtls,mbedTLS,+libmbedtls)
Package/openvpn-nossl=$(call Package/openvpn/Default,nossl,plaintext (no SSL))
define Package/openvpn/config/Default
@ -46,11 +46,11 @@ define Package/openvpn/config/Default
endef
Package/openvpn-openssl/config=$(call Package/openvpn/config/Default,openssl)
Package/openvpn-polarssl/config=$(call Package/openvpn/config/Default,polarssl)
Package/openvpn-mbedtls/config=$(call Package/openvpn/config/Default,mbedtls)
Package/openvpn-nossl/config=$(call Package/openvpn/config/Default,nossl)
ifeq ($(BUILD_VARIANT),polarssl)
CONFIG_OPENVPN_POLARSSL:=y
ifeq ($(BUILD_VARIANT),mbedtls)
CONFIG_OPENVPN_MBEDTLS:=y
endif
ifeq ($(BUILD_VARIANT),openssl)
CONFIG_OPENVPN_OPENSSL:=y
@ -74,6 +74,7 @@ define Build/Configure
--disable-debug \
--disable-pkcs11 \
$(if $(CONFIG_OPENVPN_$(BUILD_VARIANT)_ENABLE_LZO),--enable,--disable)-lzo \
$(if $(CONFIG_OPENVPN_$(BUILD_VARIANT)_ENABLE_LZ4),--enable,--disable)-lz4 \
$(if $(CONFIG_OPENVPN_$(BUILD_VARIANT)_ENABLE_X509_ALT_USERNAME),enable,disable-x509-alt-username)-ssl \
$(if $(CONFIG_OPENVPN_$(BUILD_VARIANT)_ENABLE_SERVER),--enable,--disable)-server \
$(if $(CONFIG_OPENVPN_$(BUILD_VARIANT)_ENABLE_MANAGEMENT),--enable,--disable)-management \
@ -86,7 +87,7 @@ define Build/Configure
$(if $(CONFIG_OPENVPN_$(BUILD_VARIANT)_ENABLE_PF),--enable,--disable)-pf \
$(if $(CONFIG_OPENVPN_NOSSL),--disable-ssl --disable-crypto,--enable-ssl --enable-crypto) \
$(if $(CONFIG_OPENVPN_OPENSSL),--with-crypto-library=openssl) \
$(if $(CONFIG_OPENVPN_POLARSSL),--with-crypto-library=polarssl) \
$(if $(CONFIG_OPENVPN_MBEDTLS),--with-crypto-library=mbedtls) \
)
endef
@ -119,5 +120,5 @@ define Package/openvpn-$(BUILD_VARIANT)/install
endef
$(eval $(call BuildPackage,openvpn-openssl))
$(eval $(call BuildPackage,openvpn-polarssl))
$(eval $(call BuildPackage,openvpn-mbedtls))
$(eval $(call BuildPackage,openvpn-nossl))

11
package/network/services/openvpn/files/openvpn.config
View file

@ -241,7 +241,11 @@ config openvpn sample_server
# Enable compression on the VPN link.
# If you enable it here, you must also
# enable it in the client config file.
option comp_lzo yes
# LZ4 requires OpenVPN 2.4+ client and server
# option compress lz4
# LZO is compatible with most OpenVPN versions
# (set "compress lzo" on 2.4+ clients, and "comp-lzo yes" on older clients)
option compress lzo
# The maximum number of concurrently connected
# clients we want to allow.
@ -391,7 +395,10 @@ config openvpn sample_client
# Enable compression on the VPN link.
# Don't enable this unless it is also
# enabled in the server config file.
option comp_lzo yes
# LZ4 requires OpenVPN 2.4+ on server and client
# option compress lz4
# LZO is compatible with most OpenVPN versions
option compress lzo
# Set log file verbosity.
option verb 3

8
package/network/services/openvpn/patches/001-reproducible-remove_DATE.patch
View file

@ -1,10 +1,10 @@
--- a/src/openvpn/options.c
+++ b/src/openvpn/options.c
@@ -102,7 +102,6 @@ const char title_string[] =
" [MH]"
@@ -107,7 +107,6 @@ const char title_string[] =
#ifdef HAVE_AEAD_CIPHER_MODES
" [AEAD]"
#endif
" [IPv6]"
- " built on " __DATE__
- " built on " __DATE__
;
#ifndef ENABLE_SMALL

11
package/network/services/openvpn/patches/100-mbedtls-disable-runtime-version-check.patch Normal file
View file

@ -0,0 +1,11 @@
--- a/src/openvpn/ssl_mbedtls.c
+++ b/src/openvpn/ssl_mbedtls.c
@@ -1333,7 +1333,7 @@ const char *
get_ssl_library_version(void)
{
static char mbedtls_version[30];
- unsigned int pv = mbedtls_version_get_number();
+ unsigned int pv = MBEDTLS_VERSION_NUMBER;
sprintf( mbedtls_version, "mbed TLS %d.%d.%d",
(pv>>24)&0xff, (pv>>16)&0xff, (pv>>8)&0xff );
return mbedtls_version;

11
package/network/services/openvpn/patches/100-polarssl-disable-runtime-version-check.patch
View file

@ -1,11 +0,0 @@
--- a/src/openvpn/ssl_polarssl.c
+++ b/src/openvpn/ssl_polarssl.c
@@ -1156,7 +1156,7 @@ const char *
get_ssl_library_version(void)
{
static char polar_version[30];
- unsigned int pv = version_get_number();
+ unsigned int pv = POLARSSL_VERSION_NUMBER;
sprintf( polar_version, "PolarSSL %d.%d.%d",
(pv>>24)&0xff, (pv>>16)&0xff, (pv>>8)&0xff );
return polar_version;

33
package/network/services/openvpn/patches/101-backport_upstream_polarssl_debug_call.patch
View file

@ -1,33 +0,0 @@
openvpn: fix build without POLARSSL_DEBUG_C
Backport of upstream master commit
b63f98633dbe2ca92cd43fc6f8597ab283a600bf.
Signed-off-by: Magnus Kroken <mkroken@gmail.com>
From b63f98633dbe2ca92cd43fc6f8597ab283a600bf Mon Sep 17 00:00:00 2001
From: Steffan Karger <steffan@karger.me>
Date: Tue, 14 Jun 2016 22:00:03 +0200
Subject: [PATCH] mbedtls: don't set debug threshold if compiled without
MBEDTLS_DEBUG_C
For targets with space constraints, one might want to compile mbed TLS
without MBEDTLS_DEBUG_C defined, to save some tens of kilobytes. Make
sure OpenVPN still compiles if that is the case.
Signed-off-by: Steffan Karger <steffan@karger.me>
Acked-by: Gert Doering <gert@greenie.muc.de>
Message-Id: <1465934403-22226-1-git-send-email-steffan@karger.me>
URL: http://article.gmane.org/gmane.network.openvpn.devel/11922
Signed-off-by: Gert Doering <gert@greenie.muc.de>
--- a/src/openvpn/ssl_polarssl.c
+++ b/src/openvpn/ssl_polarssl.c
@@ -747,7 +747,9 @@ void key_state_ssl_init(struct key_state
if (polar_ok(ssl_init(ks_ssl->ctx)))
{
/* Initialise SSL context */
+ #ifdef POLARSSL_DEBUG_C
debug_set_threshold(3);
+ #endif
ssl_set_dbg (ks_ssl->ctx, my_debug, NULL);
ssl_set_endpoint (ks_ssl->ctx, ssl_ctx->endpoint);

2
package/network/services/openvpn/patches/200-small_build_enable_occ.patch
View file

@ -1,6 +1,6 @@
--- a/src/openvpn/syshead.h
+++ b/src/openvpn/syshead.h
@@ -602,9 +602,7 @@ socket_defined (const socket_descriptor_
@@ -589,9 +589,7 @@ socket_defined (const socket_descriptor_
/*
* Should we include OCC (options consistency check) code?
*/

41
package/network/services/openvpn/patches/210-build_always_use_internal_lz4.patch Normal file
View file

@ -0,0 +1,41 @@
--- a/configure.ac
+++ b/configure.ac
@@ -1014,37 +1014,14 @@ dnl
AC_ARG_VAR([LZ4_CFLAGS], [C compiler flags for lz4])
AC_ARG_VAR([LZ4_LIBS], [linker flags for lz4])
if test "$enable_lz4" = "yes" && test "$enable_comp_stub" = "no"; then
- AC_CHECKING([for LZ4 Library and Header files])
- havelz4lib=1
- # if LZ4_LIBS is set, we assume it will work, otherwise test
- if test -z "${LZ4_LIBS}"; then
- AC_CHECK_LIB(lz4, LZ4_compress,
- [ LZ4_LIBS="-llz4" ],
- [
- AC_MSG_RESULT([LZ4 library not found.])
- havelz4lib=0
- ])
- fi
+ AC_MSG_RESULT([Using LZ4 library in src/compat/compat-lz4.*])
+ AC_DEFINE([NEED_COMPAT_LZ4], [1], [use copy of LZ4 source in compat/])
+ LZ4_LIBS=""
- saved_CFLAGS="${CFLAGS}"
- CFLAGS="${CFLAGS} ${LZ4_CFLAGS}"
- AC_CHECK_HEADERS(lz4.h,
- ,
- [
- AC_MSG_RESULT([LZ4 headers not found.])
- havelz4lib=0
- ])
-
- if test $havelz4lib = 0 ; then
- AC_MSG_RESULT([LZ4 library or header not found, using version in src/compat/compat-lz4.*])
- AC_DEFINE([NEED_COMPAT_LZ4], [1], [use copy of LZ4 source in compat/])
- LZ4_LIBS=""
- fi
OPTIONAL_LZ4_CFLAGS="${LZ4_CFLAGS}"
OPTIONAL_LZ4_LIBS="${LZ4_LIBS}"
AC_DEFINE(ENABLE_LZ4, 1, [Enable LZ4 compression library])
- CFLAGS="${saved_CFLAGS}"
fi