From 8a7a9394700455150c3c7a372565b96294ed05e4 Mon Sep 17 00:00:00 2001
From: Steven Barth <cyrus@openwrt.org>
Date: Tue, 8 Sep 2015 08:59:40 +0000
Subject: [PATCH] dropbear: remove generation and configuration of DSS keys

Signed-off-by: Steven Barth <steven@midlink.org>

SVN-Revision: 46815
---
 package/network/services/dropbear/Makefile            | 4 +---
 package/network/services/dropbear/files/dropbear.init | 9 +++------
 2 files changed, 4 insertions(+), 9 deletions(-)

diff --git a/package/network/services/dropbear/Makefile b/package/network/services/dropbear/Makefile
index f140f36dccc..4515165ad42 100644
--- a/package/network/services/dropbear/Makefile
+++ b/package/network/services/dropbear/Makefile
@@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=dropbear
 PKG_VERSION:=2015.68
-PKG_RELEASE:=2
+PKG_RELEASE:=3
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.bz2
 PKG_SOURCE_URL:= \
@@ -48,7 +48,6 @@ endef
 
 define Package/dropbear/conffiles
 /etc/dropbear/dropbear_rsa_host_key
-/etc/dropbear/dropbear_dss_host_key 
 /etc/config/dropbear 
 endef
 
@@ -118,7 +117,6 @@ define Package/dropbear/install
 	$(INSTALL_DIR) $(1)/usr/lib/opkg/info
 	$(INSTALL_DIR) $(1)/etc/dropbear
 	touch $(1)/etc/dropbear/dropbear_rsa_host_key
-	touch $(1)/etc/dropbear/dropbear_dss_host_key
 endef
 
 define Package/dropbearconvert/install
diff --git a/package/network/services/dropbear/files/dropbear.init b/package/network/services/dropbear/files/dropbear.init
index 6de0142728d..01d88afd17d 100755
--- a/package/network/services/dropbear/files/dropbear.init
+++ b/package/network/services/dropbear/files/dropbear.init
@@ -37,7 +37,6 @@ validate_section_dropbear()
 		'RootPasswordAuth:bool:1' \
 		'RootLogin:bool:1' \
 		'rsakeyfile:file' \
-		'dsskeyfile:file' \
 		'BannerFile:file' \
 		'Port:list(port):22' \
 		'SSHKeepAlive:uinteger:300' \
@@ -49,7 +48,7 @@ dropbear_instance()
 {
 	local PasswordAuth enable Interface GatewayPorts \
 		RootPasswordAuth RootLogin rsakeyfile \
-		dsskeyfile BannerFile Port SSHKeepAlive IdleTimeout \
+		BannerFile Port SSHKeepAlive IdleTimeout \
 		mdns ipaddrs
 
 	validate_section_dropbear "${1}" || {
@@ -75,7 +74,6 @@ dropbear_instance()
 	[ "${RootPasswordAuth}" -eq 0 ] && procd_append_param command -g
 	[ "${RootLogin}" -eq 0 ] && procd_append_param command -w
 	[ -n "${rsakeyfile}" ] && procd_append_param command -r "${rsakeyfile}"
-	[ -n "${dsskeyfile}" ] && procd_append_param command -d "${dsskeyfile}"
 	[ -n "${BannerFile}" ] && procd_append_param command -b "${BannerFile}"
 	append_ports "${ipaddrs}" "${Port}"
 	[ "${IdleTimeout}" -ne 0 ] && procd_append_param command -I "${IdleTimeout}"
@@ -86,7 +84,7 @@ dropbear_instance()
 
 keygen()
 {
-	for keytype in rsa dss; do
+	for keytype in rsa; do
 		# check for keys
 		key=dropbear/dropbear_${keytype}_host_key
 		[ -f /tmp/$key -o -s /etc/$key ] || {
@@ -109,8 +107,7 @@ keygen()
 
 start_service()
 {
-	[ -s /etc/dropbear/dropbear_rsa_host_key -a \
-	  -s /etc/dropbear/dropbear_dss_host_key ] || keygen
+	[ -s /etc/dropbear/dropbear_rsa_host_key ] || keygen
 
 	. /lib/functions.sh
 	. /lib/functions/network.sh