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https://github.com/openwrt/openwrt.git
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763ce13b0b
If not needed, disabling scp allows for a nice size reduction. Dropbear executable size comparison: 153621 bytes (baseline) 133077 bytes (without scp) In other words, we trim a total of 20544 bytes. Signed-off-by: Rui Salvaterra <rsalvaterra@gmail.com>
184 lines
5.6 KiB
Makefile
184 lines
5.6 KiB
Makefile
#
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# Copyright (C) 2006-2016 OpenWrt.org
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#
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# This is free software, licensed under the GNU General Public License v2.
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# See /LICENSE for more information.
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#
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include $(TOPDIR)/rules.mk
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PKG_NAME:=dropbear
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PKG_VERSION:=2020.80
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PKG_RELEASE:=2
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PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.bz2
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PKG_SOURCE_URL:= \
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http://matt.ucc.asn.au/dropbear/releases/ \
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https://dropbear.nl/mirror/releases/
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PKG_HASH:=d927941b91f2da150b2033f1a88b6a47999bf0afb1493a73e9216cffdb5d7949
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PKG_LICENSE:=MIT
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PKG_LICENSE_FILES:=LICENSE libtomcrypt/LICENSE libtommath/LICENSE
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PKG_CPE_ID:=cpe:/a:matt_johnston:dropbear_ssh_server
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PKG_BUILD_PARALLEL:=1
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PKG_ASLR_PIE_REGULAR:=1
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PKG_USE_MIPS16:=0
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PKG_FIXUP:=autoreconf
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PKG_CONFIG_DEPENDS:= \
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CONFIG_TARGET_INIT_PATH CONFIG_DROPBEAR_ECC CONFIG_DROPBEAR_ECC_FULL \
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CONFIG_DROPBEAR_CURVE25519 CONFIG_DROPBEAR_ZLIB \
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CONFIG_DROPBEAR_ED25519 CONFIG_DROPBEAR_CHACHA20POLY1305 \
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CONFIG_DROPBEAR_UTMP CONFIG_DROPBEAR_PUTUTLINE \
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CONFIG_DROPBEAR_DBCLIENT CONFIG_DROPBEAR_SCP
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include $(INCLUDE_DIR)/package.mk
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ifneq ($(DUMP),1)
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STAMP_CONFIGURED:=$(strip $(STAMP_CONFIGURED))_$(shell echo $(CONFIG_TARGET_INIT_PATH) | mkhash md5)
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endif
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define Package/dropbear/Default
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URL:=http://matt.ucc.asn.au/dropbear/
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endef
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define Package/dropbear/config
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source "$(SOURCE)/Config.in"
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endef
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define Package/dropbear
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$(call Package/dropbear/Default)
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SECTION:=net
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CATEGORY:=Base system
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TITLE:=Small SSH2 client/server
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DEPENDS:= +DROPBEAR_ZLIB:zlib
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ALTERNATIVES:=
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$(if $(CONFIG_DROPBEAR_SCP),ALTERNATIVES+= \
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100:/usr/bin/scp:/usr/sbin/dropbear,)
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$(if $(CONFIG_DROPBEAR_DBCLIENT),ALTERNATIVES+= \
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100:/usr/bin/ssh:/usr/sbin/dropbear,)
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endef
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define Package/dropbear/description
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A small SSH2 server/client designed for small memory environments.
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endef
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define Package/dropbear/conffiles
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$(if $(CONFIG_DROPBEAR_ED25519),/etc/dropbear/dropbear_ed25519_host_key)
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$(if $(CONFIG_DROPBEAR_ECC),/etc/dropbear/dropbear_ecdsa_host_key)
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/etc/dropbear/dropbear_rsa_host_key
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/etc/config/dropbear
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endef
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define Package/dropbearconvert
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$(call Package/dropbear/Default)
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SECTION:=utils
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CATEGORY:=Utilities
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TITLE:=Utility for converting SSH keys
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DEPENDS:= +DROPBEAR_ZLIB:zlib
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endef
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CONFIGURE_ARGS += \
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--disable-pam \
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--enable-openpty \
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--enable-syslog \
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--disable-lastlog \
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--disable-utmpx \
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$(if $(CONFIG_DROPBEAR_UTMP),,--disable-utmp) \
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--disable-wtmp \
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--disable-wtmpx \
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--disable-loginfunc \
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$(if $(CONFIG_DROPBEAR_PUTUTLINE),,--disable-pututline) \
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--disable-pututxline \
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$(if $(CONFIG_DROPBEAR_ZLIB),,--disable-zlib) \
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--enable-bundled-libtom
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TARGET_CFLAGS += -DARGTYPE=3 -ffunction-sections -fdata-sections -flto
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TARGET_LDFLAGS += -Wl,--gc-sections -flto=jobserver
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define Build/Configure
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: > $(PKG_BUILD_DIR)/localoptions.h
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$(Build/Configure/Default)
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echo '#define DEFAULT_PATH "$(TARGET_INIT_PATH)"' >> \
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$(PKG_BUILD_DIR)/localoptions.h
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echo '#define DROPBEAR_CURVE25519 $(if $(CONFIG_DROPBEAR_CURVE25519),1,0)' >> \
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$(PKG_BUILD_DIR)/localoptions.h
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for OPTION in DROPBEAR_ECDSA DROPBEAR_ECDH; do \
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echo "#define $$$$OPTION $(if $(CONFIG_DROPBEAR_ECC),1,0)" >> \
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$(PKG_BUILD_DIR)/localoptions.h; \
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done
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echo '#define DROPBEAR_ED25519 $(if $(CONFIG_DROPBEAR_ED25519),1,0)' >> \
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$(PKG_BUILD_DIR)/localoptions.h
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echo '#define DROPBEAR_CHACHA20POLY1305 $(if $(CONFIG_DROPBEAR_CHACHA20POLY1305),1,0)' >> \
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$(PKG_BUILD_DIR)/localoptions.h
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# remove protocol idented software version number
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$(ESED) 's,^(#define LOCAL_IDENT) .*$$$$,\1 "SSH-2.0-dropbear",g' \
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$(PKG_BUILD_DIR)/sysoptions.h
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# disable legacy/unsafe methods and unused functionality
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for OPTION in INETD_MODE DROPBEAR_CLI_NETCAT \
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DROPBEAR_DSS DROPBEAR_USE_PASSWORD_ENV DO_MOTD ; do \
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echo "#define $$$$OPTION 0" >> \
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$(PKG_BUILD_DIR)/localoptions.h; \
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done
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# enable nistp384 and nistp521 only if full ECC support was requested
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for OPTION in DROPBEAR_ECC_384 DROPBEAR_ECC_521; do \
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$(ESED) 's,^(#define '$$$$OPTION') .*$$$$,\1 $(if $(CONFIG_DROPBEAR_ECC_FULL),1,0),g' \
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$(PKG_BUILD_DIR)/sysoptions.h; \
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done
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# Enforce rebuild of svr-chansession.c
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rm -f $(PKG_BUILD_DIR)/svr-chansession.o
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# Rebuild them on config change
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+$(MAKE) -C $(PKG_BUILD_DIR)/libtomcrypt clean
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+$(MAKE) -C $(PKG_BUILD_DIR)/libtommath clean
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endef
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define Build/Compile
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+$(MAKE) $(PKG_JOBS) -C $(PKG_BUILD_DIR) \
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$(TARGET_CONFIGURE_OPTS) \
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PROGRAMS="dropbear $(if $(CONFIG_DROPBEAR_DBCLIENT),dbclient,) dropbearkey $(if $(CONFIG_DROPBEAR_SCP),scp,)" \
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MULTI=1 SCPPROGRESS=1
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+$(MAKE) $(PKG_JOBS) -C $(PKG_BUILD_DIR) \
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$(TARGET_CONFIGURE_OPTS) \
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PROGRAMS="dropbearconvert"
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endef
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define Package/dropbear/install
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$(INSTALL_DIR) $(1)/usr/sbin
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$(INSTALL_BIN) $(PKG_BUILD_DIR)/dropbearmulti $(1)/usr/sbin/dropbear
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$(INSTALL_DIR) $(1)/usr/bin
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$(if $(CONFIG_DROPBEAR_DBCLIENT),$(LN) ../sbin/dropbear $(1)/usr/bin/dbclient,)
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$(LN) ../sbin/dropbear $(1)/usr/bin/dropbearkey
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$(INSTALL_DIR) $(1)/etc/config
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$(INSTALL_CONF) ./files/dropbear.config $(1)/etc/config/dropbear
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$(INSTALL_DIR) $(1)/etc/init.d
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$(INSTALL_BIN) ./files/dropbear.init $(1)/etc/init.d/dropbear
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$(INSTALL_DIR) $(1)/usr/lib/opkg/info
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$(INSTALL_DIR) $(1)/etc/dropbear
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$(INSTALL_DIR) $(1)/lib/preinit
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$(INSTALL_DATA) ./files/dropbear.failsafe $(1)/lib/preinit/99_10_failsafe_dropbear
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$(if $(CONFIG_DROPBEAR_ED25519),touch $(1)/etc/dropbear/dropbear_ed25519_host_key)
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$(if $(CONFIG_DROPBEAR_ECC),touch $(1)/etc/dropbear/dropbear_ecdsa_host_key)
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touch $(1)/etc/dropbear/dropbear_rsa_host_key
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endef
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define Package/dropbearconvert/install
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$(INSTALL_DIR) $(1)/usr/bin
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$(INSTALL_BIN) $(PKG_BUILD_DIR)/dropbearconvert $(1)/usr/bin/dropbearconvert
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endef
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$(eval $(call BuildPackage,dropbear))
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$(eval $(call BuildPackage,dropbearconvert))
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