libreswan: uci configuration support
Add libreswan UCI configuration and hotplug support Signed-off-by: Jaymin Patel <jem.patel@gmail.com>
This commit is contained in:
Jaymin Patel
parent
a2ef62e669
commit
52af24ff56
23 changed files with 1218 additions and 104 deletions
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@ -8,7 +8,7 @@ include $(TOPDIR)/rules.mk
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PKG_NAME:=libreswan
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PKG_NAME:=libreswan
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PKG_VERSION:=4.12
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PKG_VERSION:=4.12
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PKG_RELEASE:=1
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PKG_RELEASE:=2
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PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
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PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
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PKG_SOURCE_URL:=https://download.libreswan.org/
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PKG_SOURCE_URL:=https://download.libreswan.org/
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@ -25,46 +25,65 @@ PKG_BUILD_FLAGS:=lto
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include $(INCLUDE_DIR)/package.mk
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include $(INCLUDE_DIR)/package.mk
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define Package/libreswan/Default
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define Package/libreswan/default
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TITLE:=Libreswan
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URL:=https://libreswan.org/
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endef
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define Package/libreswan/Default/description
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Libreswan is a free software implementation of the most widely supported and
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standardized VPN protocol based on ("IPsec") and the Internet Key Exchange
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("IKE"). These standards are produced and maintained by the Internet
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Engineering Task Force ("IETF").
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endef
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define Package/libreswan
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$(call Package/libreswan/Default)
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SUBMENU:=VPN
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SUBMENU:=VPN
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SECTION:=net
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SECTION:=net
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CATEGORY:=Network
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CATEGORY:=Network
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DEPENDS:= +IPV6:kmod-ip6-vti +IPV6:kmod-ipsec6 +ip-full +iptables-mod-ipsec \
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TITLE:=Libreswan
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+kmod-crypto-aead +kmod-crypto-authenc +kmod-crypto-gcm \
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URL:=https://libreswan.org/
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+kmod-crypto-hash +kmod-crypto-rng +kmod-ip-vti +kmod-ipsec \
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+kmod-ipsec4 +kmod-ipt-ipsec +kmod-xfrm-interface +libevent2 +libevent2-pthreads \
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+libldns +librt +libunbound +nss-utils +nspr +libcap-ng
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PROVIDES:=openswan
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PROVIDES:=openswan
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CONFLICTS:=strongswan
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CONFLICTS:=strongswan
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TITLE+= IPsec Server
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endef
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define Package/libreswan
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$(Package/libreswan/default)
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DEPENDS:= \
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+kmod-ip-vti +IPV6:kmod-ip6-vti \
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+kmod-ipsec +kmod-ipsec4 +IPV6:kmod-ipsec6 \
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+ip-full +kmod-xfrm-interface \
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+libevent2 +libevent2-pthreads \
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+libldns +librt +libunbound +nss-utils +nspr +libcap-ng \
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+kmod-crypto-acompress \
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+kmod-crypto-aead \
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+kmod-crypto-authenc \
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+kmod-crypto-arc4 \
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+kmod-crypto-cbc \
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+kmod-crypto-ccm \
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+kmod-crypto-chacha20poly1305 \
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+kmod-crypto-cmac \
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+kmod-crypto-ctr \
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+kmod-crypto-cts \
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+kmod-crypto-des \
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+kmod-crypto-ecb \
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+kmod-crypto-ecdh \
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+kmod-crypto-gcm \
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+kmod-crypto-ghash \
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+kmod-crypto-hash \
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+kmod-crypto-hmac \
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+kmod-crypto-md4 \
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+kmod-crypto-md5 \
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+kmod-crypto-null \
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+kmod-crypto-pcbc \
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+kmod-crypto-sha1 \
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+kmod-crypto-sha256 \
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+kmod-crypto-sha512 \
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+kmod-crypto-xcbc \
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+kmod-crypto-rng
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endef
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endef
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define Package/libreswan/description
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define Package/libreswan/description
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$(call Package/libreswan/Default/description)
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Libreswan is a free software implementation of the most widely supported and
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Libreswan is a free software implementation of the most widely supported and
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standardized VPN protocol based on ("IPsec") and the Internet Key Exchange
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standardized VPN protocol based on ("IPsec") and the Internet Key Exchange
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("IKE"). These standards are produced and maintained by the Internet
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("IKE"). These standards are produced and maintained by the Internet
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Engineering Task Force ("IETF").
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Engineering Task Force ("IETF").
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endef
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endef
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define Package/libreswan/conffiles
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define Package/libreswan/conffiles
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/etc/ipsec.d
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/etc/ipsec.d
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/etc/ipsec.conf
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/etc/config/libreswan
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/etc/ipsec.secrets
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/etc/ipsec.user
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endef
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endef
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TARGET_LDFLAGS += -Wl,--gc-sections,--as-needed
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TARGET_LDFLAGS += -Wl,--gc-sections,--as-needed
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MAKE_FLAGS+= \
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MAKE_FLAGS+= \
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@ -103,20 +122,82 @@ endef
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define Package/libreswan/install
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define Package/libreswan/install
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$(INSTALL_DIR) \
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$(INSTALL_DIR) \
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$(1)/etc/init.d \
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$(1)/etc/ipsec.d/policies \
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$(1)/etc/ipsec.d/policies \
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$(1)/usr/libexec/ipsec \
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$(1)/usr/libexec/ipsec \
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$(1)/usr/sbin
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$(1)/usr/sbin \
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$(1)/etc/config \
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$(1)/etc/init.d \
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$(1)/etc/hotplug.d/libreswan \
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$(1)/etc/hotplug.d/iface \
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$(1)/usr/libexec/rpcd \
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$(INSTALL_BIN) $(PKG_INSTALL_DIR)/usr/sbin/ipsec \
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$(INSTALL_BIN) $(PKG_INSTALL_DIR)/usr/sbin/ipsec \
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$(1)/usr/sbin/ipsec
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$(1)/usr/sbin/ipsec
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$(INSTALL_BIN) ./files/ipsec.init $(1)/etc/init.d/ipsec
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$(INSTALL_DATA) ./files/ipsec.conf $(1)/etc/ipsec.conf
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$(INSTALL_DATA) ./files/ipsec.secrets $(1)/etc/ipsec.secrets
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$(INSTALL_DATA) $(PKG_INSTALL_DIR)/etc/ipsec.d/policies/* \
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$(INSTALL_DATA) $(PKG_INSTALL_DIR)/etc/ipsec.d/policies/* \
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$(1)/etc/ipsec.d/policies/
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$(1)/etc/ipsec.d/policies/
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$(CP) $(PKG_INSTALL_DIR)/usr/libexec/ipsec/* \
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$(CP) $(PKG_INSTALL_DIR)/usr/libexec/ipsec/* \
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$(1)/usr/libexec/ipsec/
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$(1)/usr/libexec/ipsec/
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$(INSTALL_BIN) ./files/usr/libexec/ipsec/_updown.xfrm $(1)/usr/libexec/ipsec/_updown.xfrm
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$(INSTALL_BIN) ./files/etc/init.d/ipsec $(1)/etc/init.d/ipsec
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$(INSTALL_BIN) ./files/usr/libexec/rpcd/libreswan $(1)/usr/libexec/rpcd/libreswan
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$(INSTALL_DATA) ./files/etc/ipsec.conf $(1)/etc/ipsec.conf
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$(INSTALL_DATA) ./files/etc/ipsec.secrets $(1)/etc/ipsec.secrets
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$(INSTALL_DATA) ./files/etc/config/libreswan $(1)/etc/config/libreswan
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$(INSTALL_DATA) ./files/etc/hotplug.d/libreswan/01-user $(1)/etc/hotplug.d/libreswan/01-user
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$(INSTALL_DATA) ./files/etc/hotplug.d/libreswan/02-vti $(1)/etc/hotplug.d/libreswan/02-vti
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$(INSTALL_DATA) ./files/etc/hotplug.d/iface/89-libreswan $(1)/etc/hotplug.d/iface/89-libreswan
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endef
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define Package/libreswan-nftables
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$(Package/libreswan/default)
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TITLE+= nftables plugin)
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DEPENDS+=firewall4 +libreswan +kmod-nft-xfrm +nftables \
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+kmod-nfnetlink-log
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endef
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define Package/libreswan-nftables/description
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Provides Libreswan nftables plugin for adding firewall rules
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endef
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define Package/libreswan-nftables/install
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$(INSTALL_DIR) $(1)/etc/hotplug.d/libreswan \
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$(1)/usr/share/nftables.d/ruleset-post
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$(CP) ./files/usr/share/nftables.d/* $(1)/usr/share/nftables.d
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$(CP) ./files/etc/hotplug.d/libreswan/62-nftables $(1)/etc/hotplug.d/libreswan/62-nftables
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$(LN) /tmp/libreswan/firewall.d/libreswan.rules $(1)/usr/share/nftables.d/ruleset-post/10_libreswan.nft
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endef
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define Package/libreswan-iptables
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$(Package/libreswan/default)
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TITLE+= iptables plugin)
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DEPENDS+=firewall +libreswan +iptables-mod-ipsec +kmod-ipt-ipsec \
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+iptables-zz-legacy +IPV6:ip6tables-zz-legacy \
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+kmod-ipt-nflog +iptables-mod-nflog
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endef
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define Package/libreswan-iptables/description
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Provides Libreswan iptables plugin for adding firewall rules
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endef
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define Package/libreswan-iptables/install
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$(INSTALL_DIR) $(1)/etc \
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$(1)/etc/uci-defaults \
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$(1)/etc/hotplug.d/libreswan
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$(CP) ./files/etc/hotplug.d/libreswan/61-iptables $(1)/etc/hotplug.d/libreswan/61-iptables
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$(CP) ./files/etc/uci-defaults/091-libreswan $(1)/etc/uci-defaults/091-libreswan
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$(INSTALL_BIN) ./files/etc/libreswan_firewall.sh $(1)/etc/libreswan_firewall.sh
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endef
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define Package/libreswan-iptables/postinst
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#!/bin/sh
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[ -n "$$IPKG_INSTROOT" ] || {
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/etc/init.d/firewall reload
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}
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endef
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endef
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$(eval $(call BuildPackage,libreswan))
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$(eval $(call BuildPackage,libreswan))
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$(eval $(call BuildPackage,libreswan-nftables))
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$(eval $(call BuildPackage,libreswan-iptables))
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41
net/libreswan/files/etc/config/libreswan
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41
net/libreswan/files/etc/config/libreswan
Normal file
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@ -0,0 +1,41 @@
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config libreswan 'globals'
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option debug '0' # set debug mode none/all
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list virtual_private '10.0.0.0/8'
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list virtual_private '192.168.0.0/16'
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list virtual_private '172.16.0.0/12'
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list virtual_private '25.0.0.0/8'
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list virtual_private '100.64.0.0/10'
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list virtual_private '!100.64.0.0/24' # the address ranges that may live behind a NAT router through which a client connects
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# option listen '192.168.2.100' # listening address, if set listen_interface would not be used
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# option listen_interface 'wan' # listening interface
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# option uniqueids 'yes' # yes/no
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# config crypto_proposal 'p1'
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# list encryption_algorithm '3des' # possible values: 3des, aes, aes_ctr, aes_cbc, aes128, aes192, aes256, camellia_cbc
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# list hash_algorithm 'md5' # possible values: md5, sha1, sha256, sha384, sha512
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# list dh_group 'modp1536' # possible values: modp1536, modp2048, modp3072, modp4096, modp6144, modp8192, dh19, dh20, dh21, dh22, dh31
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# config tunnel 'vti2_1_5'
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# option left '192.168.1.1'
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# option left_interface 'wan' # interface ipaddr to be used as left
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# option leftid '@left' # local id
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# option right '192.168.2.201' # remote endpoint public ip
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# option rightid '@62dd3e3f82339b002405245b' # rightid
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# option auto 'start' # what operation, should be done automatically at IPsec startup
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# option authby 'secret' # how the two security gateways should authenticate each other
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# option psk 'AyG9RlTtQJIUxgxG' # preshare key
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# option ikev2 '1' # ike version
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# option ikelifetime '8h'
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# option rekey '1'
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# option rekeymargin '9m'
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# option dpdaction 'restart'
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# option dpddelay '30'
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# option dpdtimeout '150'
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# option interface 'vti2_1_5' # only for route based tunnels
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# list leftsubnets '0.0.0.0/0'
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# list rightsubnets '0.0.0.0/0'
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# option phase2 'esp' # phase2 protocol
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# list ike 'p1' # list of crypto_proposal (phase1 proposals)
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# list phase2ag 'p1' # list of crypto_proposal (phase2 proposals')
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# option nflog '0' # enable nflog
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# option update_peeraddr '1' # auto update vti interface ppeeradd in /etc/config/network
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11
net/libreswan/files/etc/hotplug.d/iface/89-libreswan
Normal file
11
net/libreswan/files/etc/hotplug.d/iface/89-libreswan
Normal file
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@ -0,0 +1,11 @@
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#!/bin/sh
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[ "$ACTION" = ifup -o "$ACTION" = ifupdate ] || exit 0
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[ "$ACTION" = ifupdate -a -z "$IFUPDATE_ADDRESSES" -a -z "$IFUPDATE_DATA" ] && exit 0
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/etc/init.d/ipsec running || exit 0
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uci show libreswan | grep -i "='$INTERFACE'$" || exit 0
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logger -t libreswan "Restart libreswan due to $ACTION of $INTERFACE ($DEVICE)"
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/etc/init.d/ipsec restart
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220
net/libreswan/files/etc/hotplug.d/libreswan/00-default
Normal file
220
net/libreswan/files/etc/hotplug.d/libreswan/00-default
Normal file
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#!/bin/sh
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# Things that this script gets (from ipsec_pluto(8) man page)
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#
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# PLUTO_VERB
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# specifies the name of the operation to be performed
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# (prepare-host, prepare-client, up-host, up-client,
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# down-host, or down-client). If the address family
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# for security gateway to security gateway
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# communications is IPv6, then a suffix of -v6 is added
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# to the verb.
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#
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# PLUTO_CONNECTION
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# is the name of the connection for which we are
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# routing.
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#
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# PLUTO_CONNECTION_TYPE
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# is type of the connection, "tunnel" or "transport".
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#
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# PLUTO_CONN_POLICY
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# the policy of the connection, as in:
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# RSASIG+ENCRYPT+TUNNEL+PFS+DONTREKEY+OPPORTUNISTIC
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# +failureDROP+lKOD+rKOD
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#
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# CAT=YES|
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# if client address translation inside IPsec stack is enabled
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#
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# PLUTO_NEXT_HOP
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# is the next hop to which packets bound for the peer
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# must be sent.
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#
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# PLUTO_INTERFACE
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# is the name of the real interface used by encrypted traffic and IKE traffic
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#
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# PLUTO_ME
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# is the IP address of our host.
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#
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# PLUTO_MY_ID
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# is our ID.
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#
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# PLUTO_METRIC
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# is the metric to set for the route
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#
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# PLUTO_MTU
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# is the mtu to set for the route
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#
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# PLUTO_ADD_TIME
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# Time the IPsec SA was added to the kernel
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#
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# PLUTO_MOBIKE_EVENT
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# wether the connection is underdoing MOBIKE migration
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#
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# PLUTO_MY_CLIENT
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# is the IP address / count of our client subnet. If
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# the client is just the host, this will be the
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# host's own IP address / mask (where max is 32 for
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# IPv4 and 128 for IPv6).
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#
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# PLUTO_MY_CLIENT_NET
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# is the IP address of our client net. If the client
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# is just the host, this will be the host's own IP
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# address.
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#
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# PLUTO_MY_CLIENT_MASK
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# is the mask for our client net. If the client is
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# just the host, this will be 255.255.255.255.
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#
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# PLUTO_MY_SOURCEIP
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# if non-empty, then the source address for the route will be
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# set to this IP address.
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#
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# PLUTO_MY_PROTOCOL
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# is the protocol for this connection. Useful for
|
||||||
|
# firewalling.
|
||||||
|
#
|
||||||
|
# PLUTO_MY_PORT
|
||||||
|
# is the port. Useful for firewalling.
|
||||||
|
#
|
||||||
|
# PLUTO_PEER
|
||||||
|
# is the IP address of our peer.
|
||||||
|
#
|
||||||
|
# PLUTO_PEER_ID
|
||||||
|
# is the ID of our peer.
|
||||||
|
#
|
||||||
|
# PLUTO_PEER_CLIENT
|
||||||
|
# is the IP address / count of the peer's client subnet.
|
||||||
|
# If the client is just the peer, this will be
|
||||||
|
# the peer's own IP address / mask (where max is 32
|
||||||
|
# for IPv4 and 128 for IPv6).
|
||||||
|
#
|
||||||
|
# PLUTO_PEER_CLIENT_NET
|
||||||
|
# is the IP address of the peer's client net. If the
|
||||||
|
# client is just the peer, this will be the peer's
|
||||||
|
# own IP address.
|
||||||
|
#
|
||||||
|
# PLUTO_PEER_CLIENT_MASK
|
||||||
|
# is the mask for the peer's client net. If the
|
||||||
|
# client is just the peer, this will be
|
||||||
|
# 255.255.255.255.
|
||||||
|
#
|
||||||
|
# PLUTO_PEER_PROTOCOL
|
||||||
|
# is the protocol set for remote end with port
|
||||||
|
# selector.
|
||||||
|
#
|
||||||
|
# PLUTO_PEER_PORT
|
||||||
|
# is the peer's port. Useful for firewalling.
|
||||||
|
#
|
||||||
|
# PLUTO_PEER_CA
|
||||||
|
# is the DN of the peer's CA that signed its certificate
|
||||||
|
#
|
||||||
|
# PLUTO_CFG_CLIENT=0|1
|
||||||
|
# is MODECFG or IKEv2 Config client.
|
||||||
|
#
|
||||||
|
# PLUTO_CFG_SERVER=0|1
|
||||||
|
# is MODECFG or IKEv2 Config server.
|
||||||
|
#
|
||||||
|
# PLUTO_PEER_DNS_INFO
|
||||||
|
# The peer's supplied DNS information (IKEv1 and IKEv2)
|
||||||
|
#
|
||||||
|
# PLUTO_PEER_DOMAIN_INFO
|
||||||
|
# The peer's supplied domain list for local resolving (IKEv2 only)
|
||||||
|
#
|
||||||
|
# PLUTO_PEER_BANNER
|
||||||
|
# is the peer's provided banner
|
||||||
|
#
|
||||||
|
# PLUTO_NM_CONFIGURED=0|1
|
||||||
|
# is NetworkManager used for resolv.conf update
|
||||||
|
#
|
||||||
|
# PLUTO_CONN_ADDRFAMILY
|
||||||
|
# is the family type, "ipv4" or "ipv6"
|
||||||
|
#
|
||||||
|
# PLUTO_CONN_KIND
|
||||||
|
# is the "kind" of connection (CK_PERMANENT, CK_INSTANCE, etc)
|
||||||
|
#
|
||||||
|
# PLUTO_STACK
|
||||||
|
# is the local IPsec kernel stack used, eg XFRM, BSDKAME, NOSTACK
|
||||||
|
#
|
||||||
|
# PLUTO_IS_PEER_CISCO=0|1
|
||||||
|
# remote server type is cisco. Add support for cisco extensions
|
||||||
|
# when used with xauth.
|
||||||
|
#
|
||||||
|
# PLUTO_SA_REQID
|
||||||
|
# When using KAME or XFRM, the IPsec SA reqid base value.
|
||||||
|
# ESP/AH out is base, ESP/AH in = base + 1
|
||||||
|
# IPCOMP is base + 2 plus for inbound + 1
|
||||||
|
#
|
||||||
|
# PLUTO_XFRMI_FWMARK
|
||||||
|
# use outgoing mark
|
||||||
|
#
|
||||||
|
# PLUTO_SA_TYPE
|
||||||
|
# The type of IPsec SA (ESP or AH)
|
||||||
|
#
|
||||||
|
# PLUTO_USERNAME
|
||||||
|
# The username (XAUTH or GSSAPI) that was authenticated (if any)
|
||||||
|
# for this SA
|
||||||
|
#
|
||||||
|
# PLUTO_VIRT_INTERFACE
|
||||||
|
# is the name of ipsec interface used by clear traffic in/out
|
||||||
|
#
|
||||||
|
# INTERFACE_IP
|
||||||
|
# The IP to configure / expect on the interface? Currently is never set
|
||||||
|
#
|
||||||
|
# PLUTO_XFRM_ROUTE
|
||||||
|
# if an XFRM (ipsec-device) has been specified, value will be "yes"
|
||||||
|
#
|
||||||
|
# XAUTH_FAILED
|
||||||
|
# If xauthfail=soft this will be set to 1 if XAUTH authentication
|
||||||
|
# failed. If xauthfail=hard, the updown scripts never run.
|
||||||
|
#
|
||||||
|
# CONNMARK
|
||||||
|
# If mark= is set on the connection, this variable will be
|
||||||
|
# set with the value. It can be used for iptables or VTI.
|
||||||
|
#
|
||||||
|
# CONNMARK_IN
|
||||||
|
# the incoming mark to use
|
||||||
|
#
|
||||||
|
# CONNMARK_OUT
|
||||||
|
# the outgoing mark to use
|
||||||
|
#
|
||||||
|
# VTI_IFACE=iface
|
||||||
|
# Name of VTI interface to create
|
||||||
|
#
|
||||||
|
# VTI_ROUTING=yes|no
|
||||||
|
# Whether or not to perform ip rule and ip route commands
|
||||||
|
# covering the IPsec SA address ranges to route those packets
|
||||||
|
# into the VTI_IFACE interface. This should be enabled unless
|
||||||
|
# the IPsec SA covers 0.0.0.0/0 <-> 0.0.0.0/0
|
||||||
|
#
|
||||||
|
# VTI_SHARED=yes|no
|
||||||
|
# Whether or not more conns (or instances) share a VTI device.
|
||||||
|
# If not shared, the VTI device is deleted when tunnel goes down.
|
||||||
|
#
|
||||||
|
# VTI_IP
|
||||||
|
# The IP to configure on the VTI device
|
||||||
|
#
|
||||||
|
# SPI_IN / SPI_OUT
|
||||||
|
# The inbound and outbound SPI's of the connection.
|
||||||
|
#
|
||||||
|
# PLUTO_INBYTES
|
||||||
|
# total bytes received
|
||||||
|
#
|
||||||
|
# PLUTO_OUTBYTES
|
||||||
|
# total bytes sent
|
||||||
|
#
|
||||||
|
# NFLOG
|
||||||
|
# is the nflog group to use
|
||||||
|
#
|
||||||
|
|
||||||
|
case "${PLUTO_VERB}" in
|
||||||
|
prepare-host|prepare-host-v6) ;;
|
||||||
|
prepare-client|prepare-client-v6) ;;
|
||||||
|
route-host|route-host-v6) ;;
|
||||||
|
unroute-host|unroute-host-v6) ;;
|
||||||
|
route-client|route-client-v6) ;;
|
||||||
|
unroute-client|unroute-client-v6) ;;
|
||||||
|
up-host|up-host-v6) ;;
|
||||||
|
down-host|down-host-v6) ;;
|
||||||
|
up-client|up-client-v6) ;;
|
||||||
|
down-client|down-client-v6) ;;
|
||||||
|
esac
|
||||||
7
net/libreswan/files/etc/hotplug.d/libreswan/01-user
Normal file
7
net/libreswan/files/etc/hotplug.d/libreswan/01-user
Normal file
|
|
@ -0,0 +1,7 @@
|
||||||
|
#!/bin/sh
|
||||||
|
|
||||||
|
[ -e "/etc/ipsec.user" ] && {
|
||||||
|
. /etc/ipsec.user
|
||||||
|
}
|
||||||
|
|
||||||
|
exit 0
|
||||||
24
net/libreswan/files/etc/hotplug.d/libreswan/02-vti
Normal file
24
net/libreswan/files/etc/hotplug.d/libreswan/02-vti
Normal file
|
|
@ -0,0 +1,24 @@
|
||||||
|
#!/bin/sh
|
||||||
|
|
||||||
|
. /lib/functions.sh
|
||||||
|
|
||||||
|
[ "${PLUTO_VERB}" != "route-client" ] && [ "${PLUTO_VERB}" != "up-client" ] && exit 0
|
||||||
|
|
||||||
|
CONNECTION=${PLUTO_CONNECTION%/*}
|
||||||
|
[ -z "$CONNECTION" ] && exit 0
|
||||||
|
|
||||||
|
update_peeraddr=$(uci_get libreswan $CONNECTION update_peeraddr)
|
||||||
|
[ "$update_peeraddr" != "1" ] && exit 0
|
||||||
|
|
||||||
|
interface=$(uci_get libreswan $CONNECTION interface)
|
||||||
|
[ -z "$interface" ] && exit 0
|
||||||
|
|
||||||
|
proto=$(uci_get network "$interface" proto)
|
||||||
|
[ "$proto" != "vti" ] && exit 0
|
||||||
|
|
||||||
|
peeraddr=$(uci_get network "$interface" peeraddr)
|
||||||
|
[ "$peeraddr" == "$PLUTO_PEER" ] && exit 0
|
||||||
|
|
||||||
|
uci_set network "$interface" peeraddr "$PLUTO_PEER"
|
||||||
|
uci_commit network
|
||||||
|
ifup "$interface"
|
||||||
76
net/libreswan/files/etc/hotplug.d/libreswan/61-iptables
Normal file
76
net/libreswan/files/etc/hotplug.d/libreswan/61-iptables
Normal file
|
|
@ -0,0 +1,76 @@
|
||||||
|
#!/bin/sh
|
||||||
|
|
||||||
|
. /lib/functions.sh
|
||||||
|
|
||||||
|
FW4="$(command -v fw4)"
|
||||||
|
[ -n "$FW4" ] && exit 0
|
||||||
|
|
||||||
|
CONNECTION="${PLUTO_CONNECTION//\//_}"
|
||||||
|
[ -z "$CONNECTION" ] && exit 0
|
||||||
|
|
||||||
|
IPT_LEGACY="$(command -v iptables-legacy)"
|
||||||
|
IPT="$(command -v iptables)"
|
||||||
|
BIN="${IPT_LEGACY:-$IPT}"
|
||||||
|
[ -z "$BIN" ] && exit 0
|
||||||
|
|
||||||
|
LIBRESWAN_INPUT="libreswan_input"
|
||||||
|
LIBRESWAN_FORWARD="libreswan_forward"
|
||||||
|
LIBRESWAN_OUTPUT="libreswan_output"
|
||||||
|
LIBRESWAN_NFLOG_INPUT="libreswan_nflog_input"
|
||||||
|
LIBRESWAN_NFLOG_OUTPUT="libreswan_nflog_output"
|
||||||
|
LIBRESWAN_POSTROUTING="libreswan_postrouting"
|
||||||
|
|
||||||
|
FW_DIR="/tmp/libreswan/firewall.d"
|
||||||
|
LIBRESWAN_RULES_FILE="$FW_DIR/libreswan.rules"
|
||||||
|
RULES_DIR="$FW_DIR/rules"
|
||||||
|
|
||||||
|
IPV4_RULES_FILE="$RULES_DIR/${CONNECTION}-ipv4.rules"
|
||||||
|
IPV6_RULES_FILE="$RULES_DIR/${CONNECTION}-ipv6.rules"
|
||||||
|
|
||||||
|
reload_firewall() {
|
||||||
|
[ ! -d "$RULES_DIR" ] && return 0
|
||||||
|
|
||||||
|
cat $RULES_DIR/*.rules > "$LIBRESWAN_RULES_FILE" 2>/dev/null
|
||||||
|
/etc/init.d/firewall reload
|
||||||
|
}
|
||||||
|
|
||||||
|
up_rules() {
|
||||||
|
[ -z "$PLUTO_PEER_CLIENT" ] && return 0
|
||||||
|
|
||||||
|
[ ! -d "$RULES_DIR" ] && mkdir -p "$RULES_DIR"
|
||||||
|
[ "$PLUTO_PEER_CLIENT" = "0.0.0.0/0" ] && [ "$PLUTO_MY_CLIENT" = "0.0.0.0/0" ] && return 0
|
||||||
|
|
||||||
|
cat << EOF > $IPV4_RULES_FILE
|
||||||
|
$BIN -t filter -A $LIBRESWAN_INPUT -m policy --dir in --pol ipsec -s $PLUTO_PEER_CLIENT -d $PLUTO_MY_CLIENT -m comment --comment "$PLUTO_CONNECTION" -j ACCEPT
|
||||||
|
$BIN -t filter -A $LIBRESWAN_FORWARD -s $PLUTO_PEER_CLIENT -d $PLUTO_MY_CLIENT -m comment --comment "$PLUTO_CONNECTION" -j ACCEPT
|
||||||
|
$BIN -t filter -A $LIBRESWAN_OUTPUT -m policy --dir out --pol ipsec -s $PLUTO_MY_CLIENT -d $PLUTO_PEER_CLIENT -m comment --comment "$PLUTO_CONNECTION" -j ACCEPT
|
||||||
|
$BIN -t nat -A $LIBRESWAN_POSTROUTING -m policy --dir out --pol ipsec -s $PLUTO_MY_CLIENT -d $PLUTO_PEER_CLIENT -m comment --comment "$PLUTO_CONNECTION" -j ACCEPT
|
||||||
|
EOF
|
||||||
|
if [ -n "$NFLOG" ]; then
|
||||||
|
cat << EOF > $IPV4_RULES_FILE
|
||||||
|
$BIN -t filter -A $LIBRESWAN_NFLOG_INPUT -m policy --dir in --pol ipsec -s $PLUTO_PEER_CLIENT -d $PLUTO_MY_CLIENT -j NFLOG --nflog-group $NFLOG --nflog-prefix $PLUTO_CONNECTION
|
||||||
|
$BIN -t filter -A $LIBRESWAN_NFLOG_OUTPUT -m policy --dir out --pol ipsec -s $PLUTO_MY_CLIENT -d $PLUTO_PEER_CLIENT -j NFLOG --nflog-group $NFLOG --nflog-prefix $PLUTO_CONNECTION
|
||||||
|
EOF
|
||||||
|
|
||||||
|
fi
|
||||||
|
|
||||||
|
reload_firewall
|
||||||
|
|
||||||
|
return 0
|
||||||
|
}
|
||||||
|
|
||||||
|
down_rules() {
|
||||||
|
if [ -f "$IPV4_RULES_FILE" ]; then
|
||||||
|
rm -rf "$IPV4_RULES_FILE"
|
||||||
|
reload_firewall
|
||||||
|
fi
|
||||||
|
|
||||||
|
return 0
|
||||||
|
}
|
||||||
|
|
||||||
|
case "${PLUTO_VERB}" in
|
||||||
|
up-host|up-client) up_rules ;;
|
||||||
|
down-host|down-client) down_rules ;;
|
||||||
|
up-host-v6|down-host-v6) ;;
|
||||||
|
up-client|down-client-v6) ;;
|
||||||
|
esac
|
||||||
87
net/libreswan/files/etc/hotplug.d/libreswan/62-nftables
Normal file
87
net/libreswan/files/etc/hotplug.d/libreswan/62-nftables
Normal file
|
|
@ -0,0 +1,87 @@
|
||||||
|
#!/bin/sh
|
||||||
|
|
||||||
|
. /lib/functions.sh
|
||||||
|
|
||||||
|
FW4="$(command -v fw4)"
|
||||||
|
[ -z "$FW4" ] && exit 0
|
||||||
|
|
||||||
|
CONNECTION="${PLUTO_CONNECTION//\//_}"
|
||||||
|
[ -z "$CONNECTION" ] && exit 0
|
||||||
|
|
||||||
|
FW_DIR="/tmp/libreswan/firewall.d"
|
||||||
|
LIBRESWAN_RULES_FILE="$FW_DIR/libreswan.rules"
|
||||||
|
RULES_DIR="$FW_DIR/rules"
|
||||||
|
|
||||||
|
IPV4_RULES_FILE="$RULES_DIR/${CONNECTION}-ipv4.rules"
|
||||||
|
IPV6_RULES_FILE="$RULES_DIR/${CONNECTION}-ipv6.rules"
|
||||||
|
NFLOG_ALL_RULES_FILE="$RULES_DIR/nflog_all.rules"
|
||||||
|
|
||||||
|
reload_firewall() {
|
||||||
|
[ ! -d "$RULES_DIR" ] && return 0
|
||||||
|
|
||||||
|
cat $RULES_DIR/*.rules > "$LIBRESWAN_RULES_FILE" 2>/dev/null
|
||||||
|
/etc/init.d/firewall reload
|
||||||
|
}
|
||||||
|
|
||||||
|
up_rules() {
|
||||||
|
[ -z "$PLUTO_PEER_CLIENT" ] && return 0
|
||||||
|
|
||||||
|
[ ! -d "$RULES_DIR" ] && mkdir -p "$RULES_DIR"
|
||||||
|
|
||||||
|
eval $(ipsec addconn --configsetup)
|
||||||
|
|
||||||
|
if [ -n "$nflog_all" ]; then
|
||||||
|
unset NFLOG
|
||||||
|
if [ ! -f "$NFLOG_ALL_RULES_FILE" ]; then
|
||||||
|
cat << EOF > "$NFLOG_ALL_RULES_FILE"
|
||||||
|
table inet fw4 {
|
||||||
|
chain libreswan_nflog_input {
|
||||||
|
meta ipsec exists log prefix "all-ipsec" group ${nflog_all}
|
||||||
|
}
|
||||||
|
chain libreswan_nflog_output {
|
||||||
|
rt ipsec exists log prefix "all-ipsec" group ${nflog_all}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
EOF
|
||||||
|
fi
|
||||||
|
else
|
||||||
|
[ -f "$NFLOG_ALL_RULES_FILE" ] && rm -f "$NFLOG_ALL_RULES_FILE"
|
||||||
|
fi
|
||||||
|
|
||||||
|
cat << EOF > $IPV4_RULES_FILE
|
||||||
|
table inet fw4 {
|
||||||
|
chain libreswan_input {
|
||||||
|
meta ipsec exists ipsec in ip saddr $PLUTO_PEER_CLIENT ip daddr $PLUTO_MY_CLIENT ${NFLOG:+log prefix \"${PLUTO_CONNECTION}\" group ${NFLOG}} accept comment "$PLUTO_CONNECTION"
|
||||||
|
}
|
||||||
|
chain libreswan_forward {
|
||||||
|
meta ipsec exists ipsec in ip saddr $PLUTO_PEER_CLIENT ip daddr $PLUTO_MY_CLIENT accept comment "$PLUTO_CONNECTION"
|
||||||
|
}
|
||||||
|
chain libreswan_output {
|
||||||
|
ipsec out ip saddr $PLUTO_MY_CLIENT ip daddr $PLUTO_PEER_CLIENT ${NFLOG:+log prefix \"${PLUTO_CONNECTION}\" group ${NFLOG}} accept comment "$PLUTO_CONNECTION"
|
||||||
|
}
|
||||||
|
chain libreswan_srcnat {
|
||||||
|
ip saddr $PLUTO_MY_CLIENT ip daddr $PLUTO_PEER_CLIENT accept comment "$PLUTO_CONNECTION"
|
||||||
|
}
|
||||||
|
}
|
||||||
|
EOF
|
||||||
|
|
||||||
|
reload_firewall
|
||||||
|
|
||||||
|
return 0
|
||||||
|
}
|
||||||
|
|
||||||
|
down_rules() {
|
||||||
|
if [ -f "$IPV4_RULES_FILE" ]; then
|
||||||
|
rm -rf "$IPV4_RULES_FILE"
|
||||||
|
reload_firewall
|
||||||
|
fi
|
||||||
|
|
||||||
|
return 0
|
||||||
|
}
|
||||||
|
|
||||||
|
case "${PLUTO_VERB}" in
|
||||||
|
up-host|up-client) up_rules ;;
|
||||||
|
down-host|down-client) down_rules ;;
|
||||||
|
up-host-v6|down-host-v6) ;;
|
||||||
|
up-client|down-client-v6) ;;
|
||||||
|
esac
|
||||||
337
net/libreswan/files/etc/init.d/ipsec
Normal file
337
net/libreswan/files/etc/init.d/ipsec
Normal file
|
|
@ -0,0 +1,337 @@
|
||||||
|
#!/bin/sh /etc/rc.common
|
||||||
|
|
||||||
|
. "${IPKG_INSTROOT}/lib/functions/network.sh"
|
||||||
|
|
||||||
|
START=90
|
||||||
|
STOP=10
|
||||||
|
|
||||||
|
USE_PROCD=1
|
||||||
|
|
||||||
|
PROG="/usr/libexec/ipsec/pluto"
|
||||||
|
IPSEC_BIN="/usr/sbin/ipsec"
|
||||||
|
|
||||||
|
IPSEC_DIR="/var/run/ipsec"
|
||||||
|
IPSEC_CONF="$IPSEC_DIR/setup.conf"
|
||||||
|
IPSEC_CONF_DIR="$IPSEC_DIR/conf.d"
|
||||||
|
|
||||||
|
IPSEC_AUTO="${IPSEC_BIN} auto"
|
||||||
|
|
||||||
|
extra_command "start_tunnel" "Start ipsec tunnel"
|
||||||
|
extra_command "stop_tunnel" "Stop ipsec tunnel"
|
||||||
|
extra_command "reload_tunnel" "Reload/restart ipsec tunnel"
|
||||||
|
|
||||||
|
set_var() {
|
||||||
|
export "$1=$2"
|
||||||
|
}
|
||||||
|
|
||||||
|
get_var() {
|
||||||
|
local var
|
||||||
|
|
||||||
|
var=$(eval echo "\"\${${1}}\"")
|
||||||
|
[ "$var" = "1" ] && return 0
|
||||||
|
|
||||||
|
return 1
|
||||||
|
}
|
||||||
|
|
||||||
|
set_restart_flag() {
|
||||||
|
set_var "RESTART_IPSEC" 1
|
||||||
|
}
|
||||||
|
|
||||||
|
restart_flag() {
|
||||||
|
get_var RESTART_IPSEC
|
||||||
|
}
|
||||||
|
|
||||||
|
set_replace_flag() {
|
||||||
|
set_var "REPLACE_${1}" 1
|
||||||
|
}
|
||||||
|
|
||||||
|
replace_flag() {
|
||||||
|
get_var "REPLACE_${1}"
|
||||||
|
}
|
||||||
|
|
||||||
|
checkconfig() {
|
||||||
|
${IPSEC_BIN} addconn --checkconfig || return 1
|
||||||
|
mkdir -p /var/run/pluto
|
||||||
|
}
|
||||||
|
|
||||||
|
expand_ike() {
|
||||||
|
local id="$1"
|
||||||
|
local encryption_algorithm hash_algorithm dh_group proposal
|
||||||
|
|
||||||
|
config_get encryption_algorithm "${id}" encryption_algorithm
|
||||||
|
config_get hash_algorithm "${id}" hash_algorithm
|
||||||
|
config_get dh_group "${id}" dh_group
|
||||||
|
|
||||||
|
encryption_algorithm="${encryption_algorithm% *}"
|
||||||
|
proposal="${encryption_algorithm:+${encryption_algorithm}${hash_algorithm:+-${hash_algorithm}${dh_group:+;${dh_group%% *}}}}"
|
||||||
|
append ike_proposal "$proposal" ","
|
||||||
|
}
|
||||||
|
|
||||||
|
expand_phase2alg() {
|
||||||
|
local id="$1"
|
||||||
|
local encryption_algorithm hash_algorithm dh_group
|
||||||
|
|
||||||
|
config_get encryption_algorithm "${id}" encryption_algorithm
|
||||||
|
config_get hash_algorithm "${id}" hash_algorithm
|
||||||
|
config_get dh_group "${id}" dh_group
|
||||||
|
|
||||||
|
phase2alg_proposal="${encryption_algorithm:+${encryption_algorithm// /+}${hash_algorithm:+-${hash_algorithm// /+}${dh_group:+-${dh_group// /+}}}}"
|
||||||
|
}
|
||||||
|
|
||||||
|
generate_tunnel_config() {
|
||||||
|
local id=$1
|
||||||
|
local config_file="$IPSEC_CONF_DIR/$id.conf"
|
||||||
|
local secret_file="$IPSEC_CONF_DIR/$id.secret"
|
||||||
|
local tmp_config_file="/tmp/$id.conf"
|
||||||
|
local tmp_secret_file="/tmp/$id.secret"
|
||||||
|
local ikey mark_in okey mark_out ifid
|
||||||
|
|
||||||
|
config_get auto "$id" auto
|
||||||
|
config_get left "$id" left
|
||||||
|
config_get left_interface "$id" left_interface
|
||||||
|
[ -n "$left_interface" ] && network_get_ipaddr left "$left_interface"
|
||||||
|
config_get right "$id" right
|
||||||
|
config_get leftid "$id" leftid "$left"
|
||||||
|
config_get rightid "$id" rightid "$right"
|
||||||
|
config_get leftsourceip "$id" leftsourceip
|
||||||
|
config_get rightsourceip "$id" rightsourceip
|
||||||
|
config_get leftsubnets "$id" leftsubnets
|
||||||
|
config_get rightsubnets "$id" rightsubnets
|
||||||
|
config_get_bool ikev2 "$id" ikev2
|
||||||
|
[ "$ikev2" = "1" ] && ikev2=yes || ikev2=no
|
||||||
|
config_get_bool rekey "$id" rekey
|
||||||
|
[ "$rekey" = "1" ] && rekey=yes || rekey=no
|
||||||
|
config_get ikelifetime "$id" ikelifetime
|
||||||
|
config_get rekeymargin "$id" rekeymargin
|
||||||
|
config_get dpdaction "$id" dpdaction
|
||||||
|
config_get dpdtimeout "$id" dpdtimeout
|
||||||
|
config_get dpddelay "$id" dpddelay
|
||||||
|
config_get phase2 "$id" phase2
|
||||||
|
config_get phase2alg "$id" phase2alg
|
||||||
|
config_get nflog "$id" nflog 0
|
||||||
|
[ "$nflog" = "0" ] && unset nflog
|
||||||
|
|
||||||
|
config_list_foreach "$id" ike expand_ike
|
||||||
|
config_list_foreach "$id" phase2alg expand_phase2alg
|
||||||
|
|
||||||
|
config_get authby "$id" authby
|
||||||
|
config_get psk "$id" psk
|
||||||
|
|
||||||
|
if [ -n "$leftsubnets" ]; then
|
||||||
|
[[ "$leftsubnets" =~ 0.0.0.0* ]] && leftsubnets="0.0.0.0/0"
|
||||||
|
leftsubnets="{${leftsubnets// /,}}"
|
||||||
|
fi
|
||||||
|
|
||||||
|
if [ -n "$rightsubnets" ]; then
|
||||||
|
[[ "$rightsubnets" =~ 0.0.0.0* ]] && rightsubnets="0.0.0.0/0"
|
||||||
|
rightsubnets="{${rightsubnets// /,}}"
|
||||||
|
fi
|
||||||
|
|
||||||
|
config_get interface "$id" interface
|
||||||
|
|
||||||
|
cat << EOF > "$tmp_secret_file"
|
||||||
|
$leftid $rightid : PSK "$psk"
|
||||||
|
EOF
|
||||||
|
|
||||||
|
cat << EOF > "$tmp_config_file"
|
||||||
|
conn $id
|
||||||
|
auto=${auto}
|
||||||
|
authby=${authby}
|
||||||
|
ikev2=${ikev2}
|
||||||
|
left=${left%% *}
|
||||||
|
${leftid:+leftid=${leftid}}
|
||||||
|
${leftsourceip:+leftsourceip=${leftsourceip}}
|
||||||
|
${leftsubnets:+leftsubnets=${leftsubnets}}
|
||||||
|
right=${right%% *}
|
||||||
|
${rightid:+rightid=${rightid}}
|
||||||
|
${rightsourceip:+rightsourceip=${rightsourceip}}
|
||||||
|
${rightsubnets:+rightsubnets=${rightsubnets}}
|
||||||
|
${dpdaction:+dpdaction=${dpdaction}}
|
||||||
|
${dpdtimeout:+dpdtimeout=${dpdtimeout}}
|
||||||
|
${dpddelay:+dpddelay=${dpddelay}}
|
||||||
|
${ikelifetime:+ikelifetime=${ikelifetime}}
|
||||||
|
${rekey:+rekey=${rekey}}
|
||||||
|
${rekeymargin:+rekeymargin=${rekeymargin}}
|
||||||
|
${rekeyfuzz:+rekeyfuzz=${rekeyfuzz}}
|
||||||
|
${phase2:+phase2=${phase2}}
|
||||||
|
${ike_proposal:+ike=${ike_proposal}}
|
||||||
|
${phase2alg_proposal:+phase2alg=${phase2alg_proposal}}
|
||||||
|
${nflog:+nflog=${nflog}}
|
||||||
|
EOF
|
||||||
|
|
||||||
|
if [ -n "$interface" ]; then
|
||||||
|
proto=$(uci_get network "$interface" proto)
|
||||||
|
case "$proto" in
|
||||||
|
vti)
|
||||||
|
ikey=$(uci_get network "$interface" ikey)
|
||||||
|
okey=$(uci_get network "$interface" okey)
|
||||||
|
mark_in=$(printf "0x%x" $ikey)
|
||||||
|
mark_out=$(printf "0x%x" $okey)
|
||||||
|
echo -e "${mark_in:+\tmark-in=${mark_in}}" >> "$tmp_config_file"
|
||||||
|
echo -e "${mark_out:+\tmark-out=${mark_out}}" >> "$tmp_config_file"
|
||||||
|
echo -e "${interface:+\tvti-interface=${interface}}" >> "$tmp_config_file"
|
||||||
|
;;
|
||||||
|
xfrm)
|
||||||
|
ifid=$(uci_get network "$interface" ifid)
|
||||||
|
echo -e "${ifid:+\tipsec-interface=${ifid}}" >> "$tmp_config_file"
|
||||||
|
;;
|
||||||
|
esac
|
||||||
|
fi
|
||||||
|
|
||||||
|
|
||||||
|
[ -f "$config_file" ] && {
|
||||||
|
cmp "$config_file" "$tmp_config_file" 2>/dev/null && rm -f "$tmp_config_file"
|
||||||
|
}
|
||||||
|
|
||||||
|
[ -f "$secret_file" ] && {
|
||||||
|
cmp "$secret_file" "$tmp_secret_file" 2>/dev/null && rm -f "$tmp_secret_file"
|
||||||
|
}
|
||||||
|
|
||||||
|
[ -f "$tmp_config_file" ] && mv "$tmp_config_file" "$config_file" && set_replace_flag "$id"
|
||||||
|
[ -f "$tmp_secret_file" ] && mv "$tmp_secret_file" "$secret_file" && set_replace_flag "$id"
|
||||||
|
|
||||||
|
unset ike_proposal phase2alg_proposal
|
||||||
|
}
|
||||||
|
|
||||||
|
generate_daemon_config() {
|
||||||
|
local tmp_config_file="/tmp/setup.conf"
|
||||||
|
|
||||||
|
config_get_bool debug globals debug 0
|
||||||
|
[ "$debug" = "0" ] && debug=none || debug=all
|
||||||
|
config_get_bool uniqueids globals uniqueids 0
|
||||||
|
[ "$uniqueids" = "0" ] && uniqueids=no || uniqueids=yes
|
||||||
|
config_get listen globals listen
|
||||||
|
config_get listen_interface globals listen_interface
|
||||||
|
[ -n "$listen_interface" ] && network_get_ipaddr listen "$listen_interface"
|
||||||
|
config_get virtual_private globals virtual_private
|
||||||
|
[ -z "$virtual_private" ] && virtual_private='10.0.0.0/8 192.168.0.0/16 172.16.0.0/12 25.0.0.0/8 100.64.0.0/10 !100.64.0.0/24'
|
||||||
|
config_get nflog_all globals nflog_all 0
|
||||||
|
[ "$nflog_all" = "0" ] && unset nflog_all
|
||||||
|
|
||||||
|
[ ! -d $IPSEC_DIR ] && mkdir -p $IPSEC_DIR
|
||||||
|
[ ! -d $IPSEC_CONF_DIR ] && mkdir -p $IPSEC_CONF_DIR
|
||||||
|
|
||||||
|
cat << EOF > "$tmp_config_file"
|
||||||
|
config setup
|
||||||
|
${debug:+plutodebug=${debug}}
|
||||||
|
${uniqueids:+uniqueids=${uniqueids}}
|
||||||
|
${listen:+listen=${listen}}
|
||||||
|
${virtual_private:+virtual-private=%v4:${virtual_private// /,%v4:}}
|
||||||
|
${nflog_all:+nflog-all=${nflog_all}}
|
||||||
|
EOF
|
||||||
|
|
||||||
|
if ! cmp "$IPSEC_CONF" "$tmp_config_file" 2>/dev/null; then
|
||||||
|
mv "$tmp_config_file" "$IPSEC_CONF"
|
||||||
|
set_restart_flag 1
|
||||||
|
else
|
||||||
|
rm -f "$tmp_config_file"
|
||||||
|
fi
|
||||||
|
|
||||||
|
return 0
|
||||||
|
}
|
||||||
|
|
||||||
|
clean_config() {
|
||||||
|
rm -f $IPSEC_CONF_DIR/*.conf $IPSEC_CONF_DIR/*.secret
|
||||||
|
}
|
||||||
|
|
||||||
|
config_cb() {
|
||||||
|
local var="CONFIG_${1}_SECTIONS"
|
||||||
|
export $var
|
||||||
|
append "$var" "$2"
|
||||||
|
}
|
||||||
|
|
||||||
|
generate_config() {
|
||||||
|
config_load libreswan
|
||||||
|
generate_daemon_config
|
||||||
|
config_foreach generate_tunnel_config tunnel
|
||||||
|
}
|
||||||
|
|
||||||
|
regenerate_config() {
|
||||||
|
clean_config
|
||||||
|
generate_config
|
||||||
|
}
|
||||||
|
|
||||||
|
active_conns() {
|
||||||
|
local active_conns file _file
|
||||||
|
|
||||||
|
active_conns=$(${IPSEC_BIN} --trafficstatus | awk -F'[":/]' '{print $3}' | sort -u)
|
||||||
|
|
||||||
|
for file in $IPSEC_CONF_DIR/*.conf; do
|
||||||
|
_file="${file##*/}"
|
||||||
|
list_contains active_conns "${_file%%.*}" || append active_conns "${_file%%.*}"
|
||||||
|
done
|
||||||
|
|
||||||
|
echo "$active_conns"
|
||||||
|
}
|
||||||
|
|
||||||
|
start_service() {
|
||||||
|
generate_config
|
||||||
|
checkconfig || return 1
|
||||||
|
|
||||||
|
${IPSEC_BIN} _stackmanager start
|
||||||
|
|
||||||
|
procd_open_instance
|
||||||
|
procd_set_param command $PROG --nofork
|
||||||
|
procd_set_param respawn
|
||||||
|
procd_close_instance
|
||||||
|
}
|
||||||
|
|
||||||
|
stop_service() {
|
||||||
|
${IPSEC_BIN} whack --shutdown
|
||||||
|
${IPSEC_BIN} _stackmanager stop
|
||||||
|
}
|
||||||
|
|
||||||
|
stop_tunnel() {
|
||||||
|
${IPSEC_AUTO} --delete "$1" > /dev/null 2>&1
|
||||||
|
rm -f ${IPSEC_CONF_DIR}/$1.*
|
||||||
|
}
|
||||||
|
|
||||||
|
start_tunnel() {
|
||||||
|
generate_tunnel_config "$1"
|
||||||
|
${IPSEC_AUTO} --add "$1" > /dev/null 2>&1
|
||||||
|
${IPSEC_AUTO} --rereadsecrets
|
||||||
|
${IPSEC_AUTO} --up "$1" > /dev/null 2>&1 &
|
||||||
|
}
|
||||||
|
|
||||||
|
reload_tunnel() {
|
||||||
|
generate_tunnel_config "$1"
|
||||||
|
|
||||||
|
replace_flag "$1" || return 0
|
||||||
|
|
||||||
|
${IPSEC_AUTO} --rereadsecrets
|
||||||
|
${IPSEC_AUTO} --replace "$1" > /dev/null 2>&1
|
||||||
|
${IPSEC_AUTO} --up "$1" > /dev/null 2>&1 &
|
||||||
|
}
|
||||||
|
|
||||||
|
reload_service() {
|
||||||
|
local active_tunnels uci_tunnels
|
||||||
|
uci_tunnels="$@"
|
||||||
|
|
||||||
|
config_load libreswan
|
||||||
|
generate_daemon_config
|
||||||
|
|
||||||
|
if restart_flag; then
|
||||||
|
restart
|
||||||
|
return 0
|
||||||
|
fi
|
||||||
|
|
||||||
|
[ -z "$uci_tunnels" ] && config_get uci_tunnels tunnel SECTIONS
|
||||||
|
|
||||||
|
active_tunnels="$(active_conns)"
|
||||||
|
|
||||||
|
for tunnel in $active_tunnels; do
|
||||||
|
list_contains uci_tunnels "$tunnel" || stop_tunnel "$tunnel"
|
||||||
|
done
|
||||||
|
|
||||||
|
for tunnel in $uci_tunnels; do
|
||||||
|
if list_contains active_tunnels "$tunnel"; then
|
||||||
|
reload_tunnel "$tunnel"
|
||||||
|
else
|
||||||
|
start_tunnel "$tunnel"
|
||||||
|
fi
|
||||||
|
done
|
||||||
|
}
|
||||||
|
|
||||||
|
service_triggers() {
|
||||||
|
procd_add_reload_trigger 'libreswan'
|
||||||
|
}
|
||||||
3
net/libreswan/files/etc/ipsec.conf
Normal file
3
net/libreswan/files/etc/ipsec.conf
Normal file
|
|
@ -0,0 +1,3 @@
|
||||||
|
include /var/run/ipsec/setup.conf
|
||||||
|
include /var/run/ipsec/conf.d/*.conf
|
||||||
|
include /etc/ipsec.d/*.conf
|
||||||
2
net/libreswan/files/etc/ipsec.secrets
Normal file
2
net/libreswan/files/etc/ipsec.secrets
Normal file
|
|
@ -0,0 +1,2 @@
|
||||||
|
include /var/run/ipsec/conf.d/*.secret
|
||||||
|
include /etc/ipsec.d/*.secrets
|
||||||
90
net/libreswan/files/etc/libreswan_firewall.sh
Executable file
90
net/libreswan/files/etc/libreswan_firewall.sh
Executable file
|
|
@ -0,0 +1,90 @@
|
||||||
|
#!/bin/sh
|
||||||
|
|
||||||
|
FW4="$(command -v fw4)"
|
||||||
|
[ -n "$FW4" ] && exit 0
|
||||||
|
|
||||||
|
IPT_LEGACY="$(command -v iptables-legacy)"
|
||||||
|
IPT="$(command -v iptables)"
|
||||||
|
BIN="${IPT_LEGACY:-$IPT}"
|
||||||
|
[ -z "$BIN" ] && exit 0
|
||||||
|
|
||||||
|
LIBRESWAN_INPUT="libreswan_input"
|
||||||
|
LIBRESWAN_FORWARD="libreswan_forward"
|
||||||
|
LIBRESWAN_OUTPUT="libreswan_output"
|
||||||
|
LIBRESWAN_NFLOG_INPUT="libreswan_nflog_input"
|
||||||
|
LIBRESWAN_NFLOG_OUTPUT="libreswan_nflog_output"
|
||||||
|
LIBRESWAN_POSTROUTING="libreswan_postrouting"
|
||||||
|
|
||||||
|
FW_DIR="/tmp/libreswan/firewall.d"
|
||||||
|
LIBRESWAN_RULES_FILE="$FW_DIR/libreswan.rules"
|
||||||
|
|
||||||
|
flush_delete_chain() {
|
||||||
|
[ $# -lt 2 ] && return
|
||||||
|
|
||||||
|
$BIN -t $1 -nL $2 > /dev/null 2>&1 || return
|
||||||
|
|
||||||
|
$BIN -t $1 -F $2
|
||||||
|
$BIN -t $1 -X $2
|
||||||
|
}
|
||||||
|
|
||||||
|
cleanup_libreswan_rules() {
|
||||||
|
$BIN -t filter -C input_rule -j $LIBRESWAN_INPUT > /dev/null 2>&1
|
||||||
|
[ $? -eq 0 ] && $BIN -t filter -D input_rule -j $LIBRESWAN_INPUT
|
||||||
|
|
||||||
|
$BIN -t filter -C output_rule -j $LIBRESWAN_OUTPUT > /dev/null 2>&1
|
||||||
|
[ $? -eq 0 ] && $BIN -t filter -D output_rule -j $LIBRESWAN_OUTPUT
|
||||||
|
|
||||||
|
$BIN -t filter -C forwarding_rule -j $LIBRESWAN_FORWARD > /dev/null 2>&1
|
||||||
|
[ $? -eq 0 ] && $BIN -t filter -D forwarding_rule -j $LIBRESWAN_FORWARD
|
||||||
|
|
||||||
|
$BIN -t nat -C postrouting_rule -j $LIBRESWAN_POSTROUTING > /dev/null 2>&1
|
||||||
|
[ $? -eq 0 ] && $BIN -t nat -D postrouting_rule -j $LIBRESWAN_POSTROUTING
|
||||||
|
|
||||||
|
flush_delete_chain filter $LIBRESWAN_NFLOG_INPUT
|
||||||
|
flush_delete_chain filter $LIBRESWAN_INPUT
|
||||||
|
flush_delete_chain filter $LIBRESWAN_FORWARD
|
||||||
|
flush_delete_chain filter $LIBRESWAN_NFLOG_OUTPUT
|
||||||
|
flush_delete_chain filter $LIBRESWAN_OUTPUT
|
||||||
|
flush_delete_chain filter $LIBRESWAN_NFLOG_INPUT
|
||||||
|
flush_delete_chain filter $LIBRESWAN_NFLOG_OUTPUT
|
||||||
|
flush_delete_chain nat $LIBRESWAN_POSTROUTING
|
||||||
|
}
|
||||||
|
|
||||||
|
create_chain_jump() {
|
||||||
|
[ $# -lt 3 ] && return
|
||||||
|
|
||||||
|
local table=$1
|
||||||
|
local chain=$2
|
||||||
|
local base_chain=$3
|
||||||
|
|
||||||
|
$BIN -t $table -N $chain
|
||||||
|
$BIN -t $table -C $base_chain -j $chain
|
||||||
|
[ $? -ne 0 ] && $BIN -t $table -I $base_chain -j $chain
|
||||||
|
$BIN -t $table -F $chain
|
||||||
|
}
|
||||||
|
|
||||||
|
if ! /etc/init.d/ipsec running; then
|
||||||
|
cleanup_libreswan_rules
|
||||||
|
exit 0
|
||||||
|
fi
|
||||||
|
|
||||||
|
eval $(ipsec addconn --configsetup)
|
||||||
|
|
||||||
|
create_chain_jump filter "$LIBRESWAN_INPUT" "insert_rule"
|
||||||
|
create_chain_jump filter "$LIBRESWAN_FORWARD" "forwarding_rule"
|
||||||
|
create_chain_jump filter "$LIBRESWAN_OUTPUT" "output_rule"
|
||||||
|
|
||||||
|
create_chain_jump filter "$LIBRESWAN_NFLOG_INPUT" "$LIBRESWAN_INPUT"
|
||||||
|
create_chain_jump filter "$LIBRESWAN_NFLOG_OUTPUT" "$LIBRESWAN_OUTPUT"
|
||||||
|
|
||||||
|
create_chain_jump nat "$LIBRESWAN_POSTROUTING" "postrouting_rule"
|
||||||
|
|
||||||
|
[ ! -f $LIBRESWAN_RULES_FILE ] && exit 0
|
||||||
|
|
||||||
|
if [ -n "$nflog_all" ]; then
|
||||||
|
sed -i -e '/NFLOG/d' "$LIBRESWAN_RULES_FILE"
|
||||||
|
$BIN -t filter -I $LIBRESWAN_NFLOG_INPUT -m policy --dir in --pol ipsec -j NFLOG --nflog-group ${nflog_all} --nflog-prefix all-ipsec
|
||||||
|
$BIN -t filter -I $LIBRESWAN_NFLOG_OUTPUT -m policy --dir out --pol ipsec -j NFLOG --nflog-group ${nflog_all} --nflog-prefix all-ipsec
|
||||||
|
fi
|
||||||
|
|
||||||
|
sh $LIBRESWAN_RULES_FILE
|
||||||
8
net/libreswan/files/etc/uci-defaults/091-libreswan
Normal file
8
net/libreswan/files/etc/uci-defaults/091-libreswan
Normal file
|
|
@ -0,0 +1,8 @@
|
||||||
|
#!/bin/sh
|
||||||
|
|
||||||
|
. /lib/functions.sh
|
||||||
|
|
||||||
|
uci_add firewall include libreswan
|
||||||
|
uci_set firewall libreswan path '/etc/libreswan_firewall.sh'
|
||||||
|
uci_set firewall libreswan reload 1
|
||||||
|
uci_commit firewall
|
||||||
|
|
@ -1,25 +0,0 @@
|
||||||
config setup
|
|
||||||
# needed when using PSK only. Not needed for X.509 based servers
|
|
||||||
uniqueids=no
|
|
||||||
virtual_private=%v4:10.0.0.0/8,%v4:192.168.0.0/16,%v4:172.16.0.0/12,%v4:25.0.0.0/8,%v4:100.64.0.0/10,%v4:!100.64.0.0/24
|
|
||||||
|
|
||||||
conn ikev1
|
|
||||||
authby=secret
|
|
||||||
pfs=no
|
|
||||||
auto=add
|
|
||||||
rekey=no
|
|
||||||
left=%defaultroute
|
|
||||||
right=%any
|
|
||||||
ikev2=never
|
|
||||||
type=transport
|
|
||||||
leftprotoport=17/1701
|
|
||||||
rightprotoport=17/%any
|
|
||||||
dpddelay=15
|
|
||||||
dpdtimeout=30
|
|
||||||
dpdaction=clear
|
|
||||||
|
|
||||||
conn ikev1-nat
|
|
||||||
also=ikev1
|
|
||||||
rightsubnet=vhost:%priv
|
|
||||||
|
|
||||||
# include /etc/ipsec.d/*.conf
|
|
||||||
|
|
@ -1,36 +0,0 @@
|
||||||
#!/bin/sh /etc/rc.common
|
|
||||||
|
|
||||||
START=90
|
|
||||||
STOP=10
|
|
||||||
|
|
||||||
USE_PROCD=1
|
|
||||||
PROG="/usr/libexec/ipsec/pluto"
|
|
||||||
IPSEC_SECRETS=/etc/ipsec.secrets
|
|
||||||
IPSEC_CONF=/etc/ipsec.conf
|
|
||||||
IPSEC_BIN=/usr/sbin/ipsec
|
|
||||||
|
|
||||||
checkconfig() {
|
|
||||||
${IPSEC_BIN} addconn --checkconfig || return 1
|
|
||||||
mkdir -p /var/run/pluto
|
|
||||||
}
|
|
||||||
|
|
||||||
start_service() {
|
|
||||||
checkconfig || return 1
|
|
||||||
|
|
||||||
ipsec _stackmanager start
|
|
||||||
# Enable nflog if configured
|
|
||||||
ipsec --checknflog > /dev/null
|
|
||||||
|
|
||||||
procd_open_instance
|
|
||||||
procd_set_param command $PROG --config ${IPSEC_CONF} --nofork --secretsfile ${IPSEC_SECRETS}
|
|
||||||
procd_set_param respawn
|
|
||||||
procd_close_instance
|
|
||||||
}
|
|
||||||
|
|
||||||
stop_service() {
|
|
||||||
ipsec whack --shutdown
|
|
||||||
ipsec _stackmanager stop
|
|
||||||
ipsec --stopnflog > /dev/null
|
|
||||||
|
|
||||||
}
|
|
||||||
|
|
||||||
|
|
@ -1,10 +0,0 @@
|
||||||
# Unlike older openswan, this file does NOT contain any X.509 related
|
|
||||||
# information such as private key :RSA statements as these now reside
|
|
||||||
# in the NSS database. See:
|
|
||||||
#
|
|
||||||
# https://libreswan.org/wiki/Using_NSS_with_libreswan
|
|
||||||
# https://libreswan.org/wiki/Migrating_from_Openswan
|
|
||||||
|
|
||||||
# A.B.C.D %any : PSK "SsEeCcRrEeTt"
|
|
||||||
: PSK "SsEeCcRrEeTt"
|
|
||||||
# include /etc/ipsec.d/*.secrets
|
|
||||||
3
net/libreswan/files/usr/libexec/ipsec/_updown.xfrm
Normal file
3
net/libreswan/files/usr/libexec/ipsec/_updown.xfrm
Normal file
|
|
@ -0,0 +1,3 @@
|
||||||
|
#!/bin/sh
|
||||||
|
|
||||||
|
/sbin/hotplug-call libreswan
|
||||||
183
net/libreswan/files/usr/libexec/rpcd/libreswan
Normal file
183
net/libreswan/files/usr/libexec/rpcd/libreswan
Normal file
|
|
@ -0,0 +1,183 @@
|
||||||
|
#!/bin/sh
|
||||||
|
|
||||||
|
. /lib/functions.sh
|
||||||
|
. /usr/share/libubox/jshn.sh
|
||||||
|
|
||||||
|
RPC_SCRIPTS=/usr/libexec/libreswan/rpc
|
||||||
|
|
||||||
|
[ -d $RPC_SCRIPTS ] && include $RPC_SCRIPTS
|
||||||
|
|
||||||
|
IPSEC_TRAFFIC_STATES="/tmp/ipsec_traffic.$$"
|
||||||
|
IPSEC_TUNNEL_STATUS="/tmp/ipsec_status.$$"
|
||||||
|
|
||||||
|
__function__() {
|
||||||
|
type "$1" > /dev/null 2>&1
|
||||||
|
}
|
||||||
|
|
||||||
|
foreach_extra() {
|
||||||
|
local file obj
|
||||||
|
|
||||||
|
[ ! -d $RPC_SCRIPTS ] && return
|
||||||
|
|
||||||
|
for file in $RPC_SCRIPTS/*; do
|
||||||
|
obj="${file##*/}"
|
||||||
|
$1 "${obj%%.*}"
|
||||||
|
done
|
||||||
|
}
|
||||||
|
|
||||||
|
get_index() {
|
||||||
|
[ $# -lt 2 ] && return 1
|
||||||
|
|
||||||
|
local var=$1
|
||||||
|
local str=$2
|
||||||
|
local ele
|
||||||
|
local i=1
|
||||||
|
|
||||||
|
eval "val=\"\${$var}\""
|
||||||
|
|
||||||
|
for ele in ${val}; do
|
||||||
|
if [[ "$ele" = "$str" ]]; then
|
||||||
|
echo "$i"
|
||||||
|
return 0
|
||||||
|
fi
|
||||||
|
i="$((i+1))"
|
||||||
|
done
|
||||||
|
|
||||||
|
return 1
|
||||||
|
}
|
||||||
|
|
||||||
|
phase1_established() {
|
||||||
|
grep -q "\"${1%/*}\/.*(IKE SA established)\|\"${1%/*}\/.*(established IKE SA)" "$IPSEC_TUNNEL_STATUS"
|
||||||
|
}
|
||||||
|
|
||||||
|
phase2_established() {
|
||||||
|
grep -q "\"$1\".*(IPsec SA established)\|\"$1\".*(established Child SA)" "$IPSEC_TUNNEL_STATUS"
|
||||||
|
}
|
||||||
|
|
||||||
|
add_tunnel_object() {
|
||||||
|
local id="$1"
|
||||||
|
local leftsubnets rightsubnets right ctime active_right
|
||||||
|
local phase1=0 phase2=0 add_time inBytes outBytes
|
||||||
|
|
||||||
|
config_get right "$id" right
|
||||||
|
config_get leftsubnets "$id" leftsubnets
|
||||||
|
config_get rightsubnets "$id" rightsubnets
|
||||||
|
|
||||||
|
if [ -z "$right" ] || [ "$right" = "%any" ] || [ "$right" == "0.0.0.0" ]; then
|
||||||
|
active_right=$(awk -F'[: ]' '{ if ( $4 ~ "'"$id/"'") {print $5; exit 0};}' "$IPSEC_TUNNEL_STATUS")
|
||||||
|
fi
|
||||||
|
|
||||||
|
for lsubnet in $leftsubnets; do
|
||||||
|
lidx=$(get_index leftsubnets $lsubnet)
|
||||||
|
for rsubnet in $rightsubnets; do
|
||||||
|
ridx=$(get_index rightsubnets $rsubnet)
|
||||||
|
tid="${id}/${lidx}x${ridx}"
|
||||||
|
|
||||||
|
eval $(awk -F, '{if ($1 ~ "'"$tid"'" ) {printf("%s %s %s", $3, $4, $5)};}' "$IPSEC_TRAFFIC_STATES")
|
||||||
|
json_add_object tunnels
|
||||||
|
json_add_string name "$id"
|
||||||
|
json_add_string right "$right${active_right:+ (${active_right})}"
|
||||||
|
json_add_string leftsubnet "$lsubnet"
|
||||||
|
json_add_string rightsubnet "$rsubnet"
|
||||||
|
json_add_int tx "$outBytes"
|
||||||
|
json_add_int rx "$inBytes"
|
||||||
|
|
||||||
|
phase1_established "$tid" && phase1=1
|
||||||
|
phase2_established "$tid" && phase2=1
|
||||||
|
|
||||||
|
json_add_boolean phase1 "$phase1"
|
||||||
|
json_add_boolean phase2 "$phase2"
|
||||||
|
|
||||||
|
if [ "$phase1" = "1" ] && [ "$phase2" = "1" ]; then
|
||||||
|
ctime="$(date +%s)"
|
||||||
|
json_add_boolean connected 1
|
||||||
|
json_add_int uptime "$((ctime - add_time))"
|
||||||
|
else
|
||||||
|
json_add_boolean connected 0
|
||||||
|
json_add_int uptime 0
|
||||||
|
fi
|
||||||
|
|
||||||
|
json_close_object
|
||||||
|
done
|
||||||
|
done
|
||||||
|
}
|
||||||
|
|
||||||
|
generate_libreswan_states() {
|
||||||
|
ipsec trafficstatus > "$IPSEC_TRAFFIC_STATES"
|
||||||
|
ipsec status > "$IPSEC_TUNNEL_STATUS"
|
||||||
|
}
|
||||||
|
|
||||||
|
clean_libreswan_states() {
|
||||||
|
return
|
||||||
|
rm -f "$IPSEC_TRAFFIC_STATES" "$IPSEC_TUNNEL_STATUS"
|
||||||
|
}
|
||||||
|
|
||||||
|
libreswan_status() {
|
||||||
|
config_load libreswan
|
||||||
|
|
||||||
|
generate_libreswan_states
|
||||||
|
|
||||||
|
json_init
|
||||||
|
json_add_array tunnels
|
||||||
|
config_foreach add_tunnel_object tunnel
|
||||||
|
json_close_array
|
||||||
|
json_dump
|
||||||
|
|
||||||
|
clean_libreswan_states
|
||||||
|
}
|
||||||
|
|
||||||
|
call_extra() {
|
||||||
|
if __function__ "$1"; then
|
||||||
|
$1
|
||||||
|
else
|
||||||
|
json_init
|
||||||
|
json_add_string error "invalid call $1"
|
||||||
|
json_dump
|
||||||
|
fi
|
||||||
|
}
|
||||||
|
|
||||||
|
call_method() {
|
||||||
|
case "$1" in
|
||||||
|
status)
|
||||||
|
libreswan_status
|
||||||
|
;;
|
||||||
|
*)
|
||||||
|
call_extra $1
|
||||||
|
;;
|
||||||
|
esac
|
||||||
|
}
|
||||||
|
|
||||||
|
list_extra() {
|
||||||
|
if __function__ "${1}_help"; then
|
||||||
|
${1}_help
|
||||||
|
else
|
||||||
|
json_add_object "$1"
|
||||||
|
json_close_object
|
||||||
|
fi
|
||||||
|
}
|
||||||
|
|
||||||
|
list_methods() {
|
||||||
|
local file
|
||||||
|
|
||||||
|
json_init
|
||||||
|
|
||||||
|
json_add_object status
|
||||||
|
json_close_object
|
||||||
|
|
||||||
|
foreach_extra list_extra ${1}
|
||||||
|
|
||||||
|
json_dump
|
||||||
|
}
|
||||||
|
|
||||||
|
main () {
|
||||||
|
case "$1" in
|
||||||
|
list)
|
||||||
|
list_methods
|
||||||
|
;;
|
||||||
|
call)
|
||||||
|
call_method $2
|
||||||
|
;;
|
||||||
|
esac
|
||||||
|
}
|
||||||
|
|
||||||
|
main "$@"
|
||||||
|
|
@ -0,0 +1 @@
|
||||||
|
jump libreswan_forward
|
||||||
|
|
@ -0,0 +1,2 @@
|
||||||
|
jump libreswan_nflog_input
|
||||||
|
jump libreswan_input
|
||||||
|
|
@ -0,0 +1,2 @@
|
||||||
|
jump libreswan_nflog_output
|
||||||
|
jump libreswan_output
|
||||||
|
|
@ -0,0 +1 @@
|
||||||
|
jump libreswan_srcnat
|
||||||
|
|
@ -0,0 +1,6 @@
|
||||||
|
chain libreswan_input {}
|
||||||
|
chain libreswan_nflog_input {}
|
||||||
|
chain libreswan_forward {}
|
||||||
|
chain libreswan_output {}
|
||||||
|
chain libreswan_nflog_output {}
|
||||||
|
chain libreswan_srcnat {}
|
||||||
Loading…
Reference in a new issue