2 # Copyright (C) 2006-2016 OpenWrt.org
4 # This is free software, licensed under the GNU General Public License v2.
5 # See /LICENSE for more information.
8 include $(TOPDIR)/rules.mk
14 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.bz2
16 http://matt.ucc.asn.au/dropbear/releases/ \
17 https://dropbear.nl/mirror/releases/
18 PKG_HASH:=525965971272270995364a0eb01f35180d793182e63dd0b0c3eb0292291644a4
21 PKG_LICENSE_FILES:=LICENSE libtomcrypt/LICENSE libtommath/LICENSE
22 PKG_CPE_ID:=cpe:/a:matt_johnston:dropbear_ssh_server
25 PKG_ASLR_PIE_REGULAR:=1
29 PKG_CONFIG_DEPENDS:= \
30 CONFIG_TARGET_INIT_PATH CONFIG_DROPBEAR_ECC CONFIG_DROPBEAR_ECC_FULL \
31 CONFIG_DROPBEAR_CURVE25519 CONFIG_DROPBEAR_ZLIB \
32 CONFIG_DROPBEAR_UTMP CONFIG_DROPBEAR_PUTUTLINE \
33 CONFIG_DROPBEAR_DBCLIENT
35 include $(INCLUDE_DIR)/package.mk
38 STAMP_CONFIGURED:=$(strip $(STAMP_CONFIGURED))_$(shell echo $(CONFIG_TARGET_INIT_PATH) | mkhash md5)
41 define Package/dropbear/Default
42 URL:=http://matt.ucc.asn.au/dropbear/
45 define Package/dropbear/config
46 source "$(SOURCE)/Config.in"
49 define Package/dropbear
50 $(call Package/dropbear/Default)
53 TITLE:=Small SSH2 client/server
54 DEPENDS:= +DROPBEAR_ZLIB:zlib
56 100:/usr/bin/ssh:/usr/sbin/dropbear \
57 100:/usr/bin/scp:/usr/sbin/dropbear \
61 define Package/dropbear/description
62 A small SSH2 server/client designed for small memory environments.
65 define Package/dropbear/conffiles
66 $(if $(CONFIG_DROPBEAR_ECC),/etc/dropbear/dropbear_ecdsa_host_key)
67 /etc/dropbear/dropbear_rsa_host_key
71 define Package/dropbearconvert
72 $(call Package/dropbear/Default)
75 TITLE:=Utility for converting SSH keys
76 DEPENDS:= +DROPBEAR_ZLIB:zlib
85 $(if $(CONFIG_DROPBEAR_UTMP),,--disable-utmp) \
89 $(if $(CONFIG_DROPBEAR_PUTUTLINE),,--disable-pututline) \
90 --disable-pututxline \
91 $(if $(CONFIG_DROPBEAR_ZLIB),,--disable-zlib) \
92 --enable-bundled-libtom
94 TARGET_CFLAGS += -DARGTYPE=3 -ffunction-sections -fdata-sections -flto
95 TARGET_LDFLAGS += -Wl,--gc-sections -flto=jobserver
97 define Build/Configure
98 : > $(PKG_BUILD_DIR)/localoptions.h
100 $(Build/Configure/Default)
102 echo '#define DEFAULT_PATH "$(TARGET_INIT_PATH)"' >> \
103 $(PKG_BUILD_DIR)/localoptions.h
105 echo '#define DROPBEAR_CURVE25519 $(if $(CONFIG_DROPBEAR_CURVE25519),1,0)' >> \
106 $(PKG_BUILD_DIR)/localoptions.h
108 for OPTION in DROPBEAR_ECDSA DROPBEAR_ECDH; do \
109 echo "#define $$$$OPTION $(if $(CONFIG_DROPBEAR_ECC),1,0)" >> \
110 $(PKG_BUILD_DIR)/localoptions.h; \
113 # remove protocol idented software version number
114 $(ESED) 's,^(#define LOCAL_IDENT) .*$$$$,\1 "SSH-2.0-dropbear",g' \
115 $(PKG_BUILD_DIR)/sysoptions.h
117 # disable legacy/unsafe methods and unused functionality
118 for OPTION in INETD_MODE DROPBEAR_CLI_NETCAT \
119 DROPBEAR_3DES DROPBEAR_DSS DROPBEAR_ENABLE_CBC_MODE \
120 DROPBEAR_SHA1_96_HMAC DROPBEAR_USE_PASSWORD_ENV; do \
121 echo "#define $$$$OPTION 0" >> \
122 $(PKG_BUILD_DIR)/localoptions.h; \
125 # enable nistp384 and nistp521 only if full ECC support was requested
126 for OPTION in DROPBEAR_ECC_384 DROPBEAR_ECC_521; do \
127 $(ESED) 's,^(#define '$$$$OPTION') .*$$$$,\1 $(if $(CONFIG_DROPBEAR_ECC_FULL),1,0),g' \
128 $(PKG_BUILD_DIR)/sysoptions.h; \
131 # Enforce rebuild of svr-chansession.c
132 rm -f $(PKG_BUILD_DIR)/svr-chansession.o
134 # Rebuild them on config change
135 +$(MAKE) -C $(PKG_BUILD_DIR)/libtomcrypt clean
136 +$(MAKE) -C $(PKG_BUILD_DIR)/libtommath clean
140 +$(MAKE) $(PKG_JOBS) -C $(PKG_BUILD_DIR) \
141 $(TARGET_CONFIGURE_OPTS) \
142 PROGRAMS="dropbear $(if $(CONFIG_DROPBEAR_DBCLIENT),dbclient,) dropbearkey scp" \
143 MULTI=1 SCPPROGRESS=1
144 +$(MAKE) $(PKG_JOBS) -C $(PKG_BUILD_DIR) \
145 $(TARGET_CONFIGURE_OPTS) \
146 PROGRAMS="dropbearconvert"
149 define Package/dropbear/install
150 $(INSTALL_DIR) $(1)/usr/sbin
151 $(INSTALL_BIN) $(PKG_BUILD_DIR)/dropbearmulti $(1)/usr/sbin/dropbear
152 $(INSTALL_DIR) $(1)/usr/bin
153 $(if $(CONFIG_DROPBEAR_DBCLIENT),$(LN) ../sbin/dropbear $(1)/usr/bin/dbclient,)
154 $(LN) ../sbin/dropbear $(1)/usr/bin/dropbearkey
155 $(INSTALL_DIR) $(1)/etc/config
156 $(INSTALL_CONF) ./files/dropbear.config $(1)/etc/config/dropbear
157 $(INSTALL_DIR) $(1)/etc/init.d
158 $(INSTALL_BIN) ./files/dropbear.init $(1)/etc/init.d/dropbear
159 $(INSTALL_DIR) $(1)/usr/lib/opkg/info
160 $(INSTALL_DIR) $(1)/etc/dropbear
161 $(INSTALL_DIR) $(1)/lib/preinit
162 $(INSTALL_DATA) ./files/dropbear.failsafe $(1)/lib/preinit/99_10_failsafe_dropbear
163 $(if $(CONFIG_DROPBEAR_ECC),touch $(1)/etc/dropbear/dropbear_ecdsa_host_key)
164 touch $(1)/etc/dropbear/dropbear_rsa_host_key
167 define Package/dropbearconvert/install
168 $(INSTALL_DIR) $(1)/usr/bin
169 $(INSTALL_BIN) $(PKG_BUILD_DIR)/dropbearconvert $(1)/usr/bin/dropbearconvert
172 $(eval $(call BuildPackage,dropbear))
173 $(eval $(call BuildPackage,dropbearconvert))