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_U2F CONFIG_DROPBEAR_ECDSA_SK CONFIG_DROPBEAR_ED25519_SK \
  35         CONFIG_DROPBEAR_UTMP CONFIG_DROPBEAR_PUTUTLINE \
  36         CONFIG_DROPBEAR_DBCLIENT CONFIG_DROPBEAR_SCP CONFIG_DROPBEAR_ASKPASS \
  37         CONFIG_DROPBEAR_DBCLIENT_AGENTFORWARD CONFIG_DROPBEAR_AGENTFORWARD \
  38         CONFIG_DROPBEAR_MODERN_ONLY
  39
  40 include $(INCLUDE_DIR)/package.mk
  41
  42 ifneq ($(DUMP),1)
  43   STAMP_CONFIGURED:=$(strip $(STAMP_CONFIGURED))_$(shell echo $(CONFIG_TARGET_INIT_PATH) | $(MKHASH) md5)
  44 endif
  45
  46 define Package/dropbear/Default
  47   URL:=https://matt.ucc.asn.au/dropbear/
  48 endef
  49
  50 define Package/dropbear/config
  51         source "$(SOURCE)/Config.in"
  52 endef
  53
  54 define Package/dropbear
  55   $(call Package/dropbear/Default)
  56   SECTION:=net
  57   CATEGORY:=Base system
  58   TITLE:=Small SSH2 client/server
  59   DEPENDS:= +DROPBEAR_ZLIB:zlib
  60   ALTERNATIVES:=
  61   $(if $(CONFIG_DROPBEAR_SCP),ALTERNATIVES+= \
  62           100:/usr/bin/scp:/usr/sbin/dropbear,)
  63   $(if $(CONFIG_DROPBEAR_DBCLIENT),ALTERNATIVES+= \
  64           100:/usr/bin/ssh:/usr/sbin/dropbear,)
  65
  66 endef
  67
  68 define Package/dropbear/description
  69  A small SSH2 server/client designed for small memory environments.
  70 endef
  71
  72 define Package/dropbear/conffiles
  73 /etc/config/dropbear
  74 /etc/dropbear/authorized_keys
  75 /etc/dropbear/dropbear_ecdsa_host_key
  76 /etc/dropbear/dropbear_ed25519_host_key
  77 /etc/dropbear/dropbear_rsa_host_key
  78 endef
  79
  80 define Package/dropbearconvert
  81   $(call Package/dropbear/Default)
  82   SECTION:=utils
  83   CATEGORY:=Utilities
  84   TITLE:=Utility for converting SSH keys
  85   DEPENDS:= +DROPBEAR_ZLIB:zlib
  86 endef
  87
  88 CONFIGURE_ARGS += \
  89         --disable-pam \
  90         --enable-openpty \
  91         --enable-syslog \
  92         --disable-lastlog \
  93         --disable-utmpx \
  94         $(if $(CONFIG_DROPBEAR_UTMP),,--disable-utmp) \
  95         --disable-wtmp \
  96         --disable-wtmpx \
  97         --disable-loginfunc \
  98         $(if $(CONFIG_DROPBEAR_PUTUTLINE),,--disable-pututline) \
  99         --disable-pututxline \
 100         $(if $(CONFIG_DROPBEAR_ZLIB),,--disable-zlib) \
 101         --enable-bundled-libtom
 102
 103 ##############################################################################
 104 #
 105 #   option,value - add option to localoptions.h
 106 # !!option,value - replace option in sysoptions.h
 107 #
 108 ##############################################################################
 109
 110 # adjust allowed shell list (if getusershell(3) is missing):
 111 # - COMPAT_USER_SHELLS
 112 # remove protocol idented software version number:
 113 # - LOCAL_IDENT
 114 # disable legacy/unsafe methods and unused functionality:
 115 # - DROPBEAR_CLI_NETCAT
 116 # - DROPBEAR_DSS
 117 # - DO_MOTD
 118 # - DROPBEAR_DH_GROUP14_SHA1
 119 # - DROPBEAR_SHA1_HMAC
 120 DB_OPT_COMMON = \
 121         !!LOCAL_IDENT,"SSH-2.0-dropbear" \
 122         COMPAT_USER_SHELLS,"/bin/ash","/bin/sh" \
 123         DEFAULT_PATH,"$(TARGET_INIT_PATH)" \
 124         DEFAULT_ROOT_PATH,"$(TARGET_INIT_PATH)" \
 125         DROPBEAR_DSS,0 \
 126         DROPBEAR_CLI_NETCAT,0 \
 127         DO_MOTD,0 \
 128         DROPBEAR_DH_GROUP14_SHA1,0 \
 129         DROPBEAR_SHA1_HMAC,0 \
 130
 131
 132 ##############################################################################
 133 #
 134 #   option,config,enabled,disabled = add option to localoptions.h
 135 # !!option,config,enabled,disabled = replace option in sysoptions.h
 136 #
 137 #   option := (config) ? enabled : disabled
 138 #
 139 ##############################################################################
 140
 141 DB_OPT_CONFIG = \
 142         !!DROPBEAR_ECC_384,CONFIG_DROPBEAR_ECC_FULL,1,0 \
 143         !!DROPBEAR_ECC_521,CONFIG_DROPBEAR_ECC_FULL,1,0 \
 144         DROPBEAR_CURVE25519,CONFIG_DROPBEAR_CURVE25519,1,0 \
 145         DROPBEAR_CHACHA20POLY1305,CONFIG_DROPBEAR_CHACHA20POLY1305,1,0 \
 146         DROPBEAR_ED25519,CONFIG_DROPBEAR_ED25519,1,0 \
 147         DROPBEAR_ECDSA,CONFIG_DROPBEAR_ECC,1,0 \
 148         DROPBEAR_ECDH,CONFIG_DROPBEAR_ECC,1,0 \
 149         DROPBEAR_SK_KEYS,CONFIG_DROPBEAR_U2F,1,0 \
 150         DROPBEAR_SK_ECDSA,CONFIG_DROPBEAR_ECDSA_SK,1,0 \
 151         DROPBEAR_SK_ED25519,CONFIG_DROPBEAR_ED25519_SK,1,0 \
 152         DROPBEAR_CLI_ASKPASS_HELPER,CONFIG_DROPBEAR_ASKPASS,1,0 \
 153         DROPBEAR_CLI_AGENTFWD,CONFIG_DROPBEAR_DBCLIENT_AGENTFORWARD,1,0 \
 154         DROPBEAR_SVR_AGENTFWD,CONFIG_DROPBEAR_AGENTFORWARD,1,0 \
 155         DROPBEAR_AES128,CONFIG_DROPBEAR_MODERN_ONLY,0,1 \
 156         DROPBEAR_AES256,CONFIG_DROPBEAR_MODERN_ONLY,0,1 \
 157         DROPBEAR_ENABLE_CTR_MODE,CONFIG_DROPBEAR_MODERN_ONLY,0,1 \
 158         DROPBEAR_RSA,CONFIG_DROPBEAR_MODERN_ONLY,0,1 \
 159         DROPBEAR_RSA_SHA1,CONFIG_DROPBEAR_MODERN_ONLY,0,1 \
 160
 161
 162 TARGET_CFLAGS += -DARGTYPE=3
 163
 164 xsedx:=$(shell printf '\027')
 165
 166 db_opt_add     =echo '\#define $(1) $(2)' >> $(PKG_BUILD_DIR)/localoptions.h
 167 db_opt_replace =$(ESED) '/^\#define $(1) .*$$$$/{h;:a;$$$$!n;/^\#.+$$$$/bb;/^$$$$/bb;H;ba;:b;x;s$(xsedx)^.+$$$$$(xsedx)\#define $(1) $(2)$(xsedx)p;x};p' -n $(PKG_BUILD_DIR)/sysoptions.h
 168
 169 define Build/Configure/dropbear_headers
 170         $(strip $(foreach s,$(DB_OPT_COMMON), \
 171           $(if $(filter !!%,$(word 1,$(subst $(comma),$(space),$(s)))), \
 172             $(call db_opt_replace,$(patsubst !!%,%,$(word 1,$(subst $(comma),$(space),$(s)))),$(subst $(space),$(comma),$(wordlist 2,$(words $(subst $(comma),$(space),$(s))),$(subst $(comma),$(space),$(s))))), \
 173             $(call db_opt_add,$(word 1,$(subst $(comma),$(space),$(s))),$(subst $(space),$(comma),$(wordlist 2,$(words $(subst $(comma),$(space),$(s))),$(subst $(comma),$(space),$(s))))) \
 174           ) ; \
 175         ))
 176
 177         $(strip $(foreach s,$(DB_OPT_CONFIG), \
 178           $(if $(filter !!%,$(word 1,$(subst $(comma),$(space),$(s)))), \
 179             $(call db_opt_replace,$(patsubst !!%,%,$(word 1,$(subst $(comma),$(space),$(s)))),$(if $($(word 2,$(subst $(comma),$(space),$(s)))),$(word 3,$(subst $(comma),$(space),$(s))),$(word 4,$(subst $(comma),$(space),$(s))))), \
 180             $(call db_opt_add,$(word 1,$(subst $(comma),$(space),$(s))),$(if $($(word 2,$(subst $(comma),$(space),$(s)))),$(word 3,$(subst $(comma),$(space),$(s))),$(word 4,$(subst $(comma),$(space),$(s))))) \
 181           ) ; \
 182         ))
 183 endef
 184
 185 define Build/Configure/dropbear_objects
 186         grep -ERZl -e '($(subst $(space),|,$(strip $(sort $(patsubst !!%,%,$(foreach s,$(DB_OPT_COMMON) $(DB_OPT_CONFIG),$(word 1,$(subst $(comma),$(space),$(s)))))))))' \
 187         $(PKG_BUILD_DIR)/ | sed -zE 's/^(.+)\.[^.]+$$$$/\1.o/' | sort -uV | xargs -0 -r rm -fv || :
 188 endef
 189
 190 define Build/Configure
 191         rm -f $(PKG_BUILD_DIR)/localoptions.h
 192         $(Build/Configure/Default)
 193
 194         : > $(PKG_BUILD_DIR)/localoptions.h
 195         $(Build/Configure/dropbear_headers)
 196
 197         # Enforce rebuild of files depending on configured options
 198         $(Build/Configure/dropbear_objects)
 199
 200         # Rebuild them on config change
 201         +$(MAKE) -C $(PKG_BUILD_DIR)/libtomcrypt clean
 202         +$(MAKE) -C $(PKG_BUILD_DIR)/libtommath clean
 203 endef
 204
 205 define Build/Compile
 206         +$(MAKE) $(PKG_JOBS) -C $(PKG_BUILD_DIR) \
 207                 $(TARGET_CONFIGURE_OPTS) \
 208                 IGNORE_SPEED=1 \
 209                 PROGRAMS="dropbear $(if $(CONFIG_DROPBEAR_DBCLIENT),dbclient,) dropbearkey $(if $(CONFIG_DROPBEAR_SCP),scp,)" \
 210                 MULTI=1 SCPPROGRESS=1
 211         +$(MAKE) $(PKG_JOBS) -C $(PKG_BUILD_DIR) \
 212                 $(TARGET_CONFIGURE_OPTS) \
 213                 IGNORE_SPEED=1 \
 214                 PROGRAMS="dropbearconvert"
 215 endef
 216
 217 define Package/dropbear/install
 218         $(INSTALL_DIR) $(1)/usr/sbin
 219         $(INSTALL_BIN) $(PKG_BUILD_DIR)/dropbearmulti $(1)/usr/sbin/dropbear
 220         $(INSTALL_DIR) $(1)/usr/bin
 221         $(if $(CONFIG_DROPBEAR_DBCLIENT),$(LN) ../sbin/dropbear $(1)/usr/bin/dbclient,)
 222         $(LN) ../sbin/dropbear $(1)/usr/bin/dropbearkey
 223         $(INSTALL_DIR) $(1)/etc/config
 224         $(INSTALL_CONF) ./files/dropbear.config $(1)/etc/config/dropbear
 225         $(INSTALL_DIR) $(1)/etc/init.d
 226         $(INSTALL_BIN) ./files/dropbear.init $(1)/etc/init.d/dropbear
 227         $(INSTALL_DIR) $(1)/usr/lib/opkg/info
 228         $(INSTALL_DIR) $(1)/etc/dropbear
 229         $(INSTALL_DIR) $(1)/lib/preinit
 230         $(INSTALL_DATA) ./files/dropbear.failsafe $(1)/lib/preinit/99_10_failsafe_dropbear
 231         $(foreach f,$(filter /etc/dropbear/%,$(Package/dropbear/conffiles)),$(if $(wildcard $(TOPDIR)/files/$(f)),chmod 0600 $(TOPDIR)/files/$(f) || :; ))
 232 endef
 233
 234 define Package/dropbearconvert/install
 235         $(INSTALL_DIR) $(1)/usr/bin
 236         $(INSTALL_BIN) $(PKG_BUILD_DIR)/dropbearconvert $(1)/usr/bin/dropbearconvert
 237 endef
 238
 239 $(eval $(call BuildPackage,dropbear))
 240 $(eval $(call BuildPackage,dropbearconvert))