package/network/services/dropbear/Makefile

   1 #
   2 # Copyright (C) 2006-2020 OpenWrt.org
   3 #
   4 # This is free software, licensed under the GNU General Public License v2.
   5 # See /LICENSE for more information.
   6 #
   7
   8 include $(TOPDIR)/rules.mk
   9
  10 PKG_NAME:=dropbear
  11 PKG_VERSION:=2022.83
  12 PKG_RELEASE:=1
  13
  14 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.bz2
  15 PKG_SOURCE_URL:= \
  16         https://matt.ucc.asn.au/dropbear/releases/ \
  17         https://dropbear.nl/mirror/releases/
  18 PKG_HASH:=bc5a121ffbc94b5171ad5ebe01be42746d50aa797c9549a4639894a16749443b
  19
  20 PKG_LICENSE:=MIT
  21 PKG_LICENSE_FILES:=LICENSE libtomcrypt/LICENSE libtommath/LICENSE
  22 PKG_CPE_ID:=cpe:/a:matt_johnston:dropbear_ssh_server
  23
  24 PKG_BUILD_PARALLEL:=1
  25 PKG_ASLR_PIE_REGULAR:=1
  26 PKG_BUILD_FLAGS:=no-mips16 gc-sections lto
  27 PKG_FIXUP:=autoreconf
  28 PKG_FLAGS:=nonshared
  29
  30 PKG_CONFIG_DEPENDS:= \
  31         CONFIG_TARGET_INIT_PATH CONFIG_DROPBEAR_ECC CONFIG_DROPBEAR_ECC_FULL \
  32         CONFIG_DROPBEAR_CURVE25519 CONFIG_DROPBEAR_ZLIB \
  33         CONFIG_DROPBEAR_ED25519 CONFIG_DROPBEAR_CHACHA20POLY1305 \
  34         CONFIG_DROPBEAR_UTMP CONFIG_DROPBEAR_PUTUTLINE \
  35         CONFIG_DROPBEAR_DBCLIENT CONFIG_DROPBEAR_SCP CONFIG_DROPBEAR_ASKPASS \
  36         CONFIG_DROPBEAR_DBCLIENT_AGENTFORWARD CONFIG_DROPBEAR_AGENTFORWARD
  37
  38 include $(INCLUDE_DIR)/package.mk
  39
  40 ifneq ($(DUMP),1)
  41   STAMP_CONFIGURED:=$(strip $(STAMP_CONFIGURED))_$(shell echo $(CONFIG_TARGET_INIT_PATH) | $(MKHASH) md5)
  42 endif
  43
  44 define Package/dropbear/Default
  45   URL:=https://matt.ucc.asn.au/dropbear/
  46 endef
  47
  48 define Package/dropbear/config
  49         source "$(SOURCE)/Config.in"
  50 endef
  51
  52 define Package/dropbear
  53   $(call Package/dropbear/Default)
  54   SECTION:=net
  55   CATEGORY:=Base system
  56   TITLE:=Small SSH2 client/server
  57   DEPENDS:= +DROPBEAR_ZLIB:zlib
  58   ALTERNATIVES:=
  59   $(if $(CONFIG_DROPBEAR_SCP),ALTERNATIVES+= \
  60           100:/usr/bin/scp:/usr/sbin/dropbear,)
  61   $(if $(CONFIG_DROPBEAR_DBCLIENT),ALTERNATIVES+= \
  62           100:/usr/bin/ssh:/usr/sbin/dropbear,)
  63
  64 endef
  65
  66 define Package/dropbear/description
  67  A small SSH2 server/client designed for small memory environments.
  68 endef
  69
  70 define Package/dropbear/conffiles
  71 $(if $(CONFIG_DROPBEAR_ED25519),/etc/dropbear/dropbear_ed25519_host_key)
  72 $(if $(CONFIG_DROPBEAR_ECC),/etc/dropbear/dropbear_ecdsa_host_key)
  73 /etc/dropbear/dropbear_rsa_host_key
  74 /etc/config/dropbear
  75 endef
  76
  77 define Package/dropbearconvert
  78   $(call Package/dropbear/Default)
  79   SECTION:=utils
  80   CATEGORY:=Utilities
  81   TITLE:=Utility for converting SSH keys
  82   DEPENDS:= +DROPBEAR_ZLIB:zlib
  83 endef
  84
  85 CONFIGURE_ARGS += \
  86         --disable-pam \
  87         --enable-openpty \
  88         --enable-syslog \
  89         --disable-lastlog \
  90         --disable-utmpx \
  91         $(if $(CONFIG_DROPBEAR_UTMP),,--disable-utmp) \
  92         --disable-wtmp \
  93         --disable-wtmpx \
  94         --disable-loginfunc \
  95         $(if $(CONFIG_DROPBEAR_PUTUTLINE),,--disable-pututline) \
  96         --disable-pututxline \
  97         $(if $(CONFIG_DROPBEAR_ZLIB),,--disable-zlib) \
  98         --enable-bundled-libtom
  99
 100 ##############################################################################
 101 #
 102 #   option,value - add option to localoptions.h
 103 # !!option,value - replace option in sysoptions.h
 104 #
 105 ##############################################################################
 106
 107 # adjust allowed shell list (if getusershell(3) is missing):
 108 # - COMPAT_USER_SHELLS
 109 # remove protocol idented software version number:
 110 # - LOCAL_IDENT
 111 # disable legacy/unsafe methods and unused functionality:
 112 # - DROPBEAR_CLI_NETCAT
 113 # - DROPBEAR_DSS
 114 # - DO_MOTD
 115 # - DROPBEAR_DH_GROUP14_SHA1
 116 # - DROPBEAR_SHA1_HMAC
 117 DB_OPT_COMMON = \
 118         !!LOCAL_IDENT,"SSH-2.0-dropbear" \
 119         COMPAT_USER_SHELLS,"/bin/ash","/bin/sh" \
 120         DEFAULT_PATH,"$(TARGET_INIT_PATH)" \
 121         DEFAULT_ROOT_PATH,"$(TARGET_INIT_PATH)" \
 122         DROPBEAR_DSS,0 \
 123         DROPBEAR_CLI_NETCAT,0 \
 124         DO_MOTD,0 \
 125         DROPBEAR_DH_GROUP14_SHA1,0 \
 126         DROPBEAR_SHA1_HMAC,0 \
 127
 128
 129 ##############################################################################
 130 #
 131 #   option,config,enabled,disabled = add option to localoptions.h
 132 # !!option,config,enabled,disabled = replace option in sysoptions.h
 133 #
 134 #   option := (config) ? enabled : disabled
 135 #
 136 ##############################################################################
 137
 138 DB_OPT_CONFIG = \
 139         !!DROPBEAR_ECC_384,CONFIG_DROPBEAR_ECC_FULL,1,0 \
 140         !!DROPBEAR_ECC_521,CONFIG_DROPBEAR_ECC_FULL,1,0 \
 141         DROPBEAR_CURVE25519,CONFIG_DROPBEAR_CURVE25519,1,0 \
 142         DROPBEAR_CHACHA20POLY1305,CONFIG_DROPBEAR_CHACHA20POLY1305,1,0 \
 143         DROPBEAR_ED25519,CONFIG_DROPBEAR_ED25519,1,0 \
 144         DROPBEAR_SK_ED25519,CONFIG_DROPBEAR_ED25519,1,0 \
 145         DROPBEAR_ECDSA,CONFIG_DROPBEAR_ECC,1,0 \
 146         DROPBEAR_SK_ECDSA,CONFIG_DROPBEAR_ECC,1,0 \
 147         DROPBEAR_ECDH,CONFIG_DROPBEAR_ECC,1,0 \
 148         DROPBEAR_CLI_ASKPASS_HELPER,CONFIG_DROPBEAR_ASKPASS,1,0 \
 149         DROPBEAR_CLI_AGENTFWD,CONFIG_DROPBEAR_DBCLIENT_AGENTFORWARD,1,0 \
 150         DROPBEAR_SVR_AGENTFWD,CONFIG_DROPBEAR_AGENTFORWARD,1,0 \
 151
 152
 153 TARGET_CFLAGS += -DARGTYPE=3
 154
 155 xsedx:=$(shell printf '\027')
 156
 157 db_opt_add     =echo '\#define $(1) $(2)' >> $(PKG_BUILD_DIR)/localoptions.h
 158 db_opt_replace =$(ESED) '/^\#define $(1) .*$$$$/{h;:a;$$$$!n;/^\#.+$$$$/bb;/^$$$$/bb;H;ba;:b;x;s$(xsedx)^.+$$$$$(xsedx)\#define $(1) $(2)$(xsedx)p;x};p' -n $(PKG_BUILD_DIR)/sysoptions.h
 159
 160 define Build/Configure/dropbear_headers
 161         $(strip $(foreach s,$(DB_OPT_COMMON), \
 162           $(if $(filter !!%,$(word 1,$(subst $(comma),$(space),$(s)))), \
 163             $(call db_opt_replace,$(patsubst !!%,%,$(word 1,$(subst $(comma),$(space),$(s)))),$(subst $(space),$(comma),$(wordlist 2,$(words $(subst $(comma),$(space),$(s))),$(subst $(comma),$(space),$(s))))), \
 164             $(call db_opt_add,$(word 1,$(subst $(comma),$(space),$(s))),$(subst $(space),$(comma),$(wordlist 2,$(words $(subst $(comma),$(space),$(s))),$(subst $(comma),$(space),$(s))))) \
 165           ) ; \
 166         ))
 167
 168         $(strip $(foreach s,$(DB_OPT_CONFIG), \
 169           $(if $(filter !!%,$(word 1,$(subst $(comma),$(space),$(s)))), \
 170             $(call db_opt_replace,$(patsubst !!%,%,$(word 1,$(subst $(comma),$(space),$(s)))),$(if $($(word 2,$(subst $(comma),$(space),$(s)))),$(word 3,$(subst $(comma),$(space),$(s))),$(word 4,$(subst $(comma),$(space),$(s))))), \
 171             $(call db_opt_add,$(word 1,$(subst $(comma),$(space),$(s))),$(if $($(word 2,$(subst $(comma),$(space),$(s)))),$(word 3,$(subst $(comma),$(space),$(s))),$(word 4,$(subst $(comma),$(space),$(s))))) \
 172           ) ; \
 173         ))
 174 endef
 175
 176 define Build/Configure/dropbear_objects
 177         grep -ERZl -e '($(subst $(space),|,$(strip $(sort $(patsubst !!%,%,$(foreach s,$(DB_OPT_COMMON) $(DB_OPT_CONFIG),$(word 1,$(subst $(comma),$(space),$(s)))))))))' \
 178         $(PKG_BUILD_DIR)/ | sed -zE 's/^(.+)\.[^.]+$$$$/\1.o/' | sort -uV | xargs -0 -r rm -fv || :
 179 endef
 180
 181 define Build/Configure
 182         rm -f $(PKG_BUILD_DIR)/localoptions.h
 183         $(Build/Configure/Default)
 184
 185         : > $(PKG_BUILD_DIR)/localoptions.h
 186         $(Build/Configure/dropbear_headers)
 187
 188         # Enforce rebuild of files depending on configured options
 189         $(Build/Configure/dropbear_objects)
 190
 191         # Rebuild them on config change
 192         +$(MAKE) -C $(PKG_BUILD_DIR)/libtomcrypt clean
 193         +$(MAKE) -C $(PKG_BUILD_DIR)/libtommath clean
 194 endef
 195
 196 define Build/Compile
 197         +$(MAKE) $(PKG_JOBS) -C $(PKG_BUILD_DIR) \
 198                 $(TARGET_CONFIGURE_OPTS) \
 199                 IGNORE_SPEED=1 \
 200                 PROGRAMS="dropbear $(if $(CONFIG_DROPBEAR_DBCLIENT),dbclient,) dropbearkey $(if $(CONFIG_DROPBEAR_SCP),scp,)" \
 201                 MULTI=1 SCPPROGRESS=1
 202         +$(MAKE) $(PKG_JOBS) -C $(PKG_BUILD_DIR) \
 203                 $(TARGET_CONFIGURE_OPTS) \
 204                 IGNORE_SPEED=1 \
 205                 PROGRAMS="dropbearconvert"
 206 endef
 207
 208 define Package/dropbear/install
 209         $(INSTALL_DIR) $(1)/usr/sbin
 210         $(INSTALL_BIN) $(PKG_BUILD_DIR)/dropbearmulti $(1)/usr/sbin/dropbear
 211         $(INSTALL_DIR) $(1)/usr/bin
 212         $(if $(CONFIG_DROPBEAR_DBCLIENT),$(LN) ../sbin/dropbear $(1)/usr/bin/dbclient,)
 213         $(LN) ../sbin/dropbear $(1)/usr/bin/dropbearkey
 214         $(INSTALL_DIR) $(1)/etc/config
 215         $(INSTALL_CONF) ./files/dropbear.config $(1)/etc/config/dropbear
 216         $(INSTALL_DIR) $(1)/etc/init.d
 217         $(INSTALL_BIN) ./files/dropbear.init $(1)/etc/init.d/dropbear
 218         $(INSTALL_DIR) $(1)/usr/lib/opkg/info
 219         $(INSTALL_DIR) $(1)/etc/dropbear
 220         $(INSTALL_DIR) $(1)/lib/preinit
 221         $(INSTALL_DATA) ./files/dropbear.failsafe $(1)/lib/preinit/99_10_failsafe_dropbear
 222         $(if $(CONFIG_DROPBEAR_ED25519),touch $(1)/etc/dropbear/dropbear_ed25519_host_key)
 223         $(if $(CONFIG_DROPBEAR_ECC),touch $(1)/etc/dropbear/dropbear_ecdsa_host_key)
 224         touch $(1)/etc/dropbear/dropbear_rsa_host_key
 225 endef
 226
 227 define Package/dropbearconvert/install
 228         $(INSTALL_DIR) $(1)/usr/bin
 229         $(INSTALL_BIN) $(PKG_BUILD_DIR)/dropbearconvert $(1)/usr/bin/dropbearconvert
 230 endef
 231
 232 $(eval $(call BuildPackage,dropbear))
 233 $(eval $(call BuildPackage,dropbearconvert))