antiblock: Add AntiBlock package

AntiBlock program proxies DNS requests.
The IP addresses of the specified domains are added to
the routing table for routing through the specified interface.

Signed-off-by: Khachatryan Karen <[email protected]>

net/antiblock/Makefile

@@ -0,0 +1,47 @@
+include $(TOPDIR)/rules.mk
+
+PKG_NAME:=antiblock
+PKG_VERSION:=2.0.0
+PKG_RELEASE:=1
+
+PKG_SOURCE_PROTO:=git
+PKG_SOURCE_URL:=https://github.com/karen07/antiblock
+PKG_SOURCE_VERSION:=f97a9790ae2310e0cb0fa97786974f0cecfda789
+PKG_MIRROR_HASH:=51b37291f603a7f84e736ba0683ceccf79a8cd231788531824b1341b16cbb22a
+
+PKG_MAINTAINER:=Khachatryan Karen <[email protected]>
+PKG_LICENSE:=GPL-3.0-or-later
+
+include $(INCLUDE_DIR)/package.mk
+include $(INCLUDE_DIR)/cmake.mk
+
+define Package/antiblock
+  SECTION:=net
+  CATEGORY:=Network
+  DEPENDS:=+libcurl
+  TITLE:=AntiBlock
+  URL:=https://github.com/karen07/antiblock
+endef
+
+define Package/antiblock/description
+  AntiBlock program proxies DNS requests.
+  The IP addresses of the specified domains are added to
+  the routing table for routing through the specified interface.
+endef
+
+define Package/antiblock/conffiles
+/etc/config/antiblock
+endef
+
+define Package/antiblock/install
+	$(INSTALL_DIR) $(1)/usr/bin
+	$(INSTALL_BIN) $(PKG_BUILD_DIR)/antiblock $(1)/usr/bin/antiblock
+
+	$(INSTALL_DIR) $(1)/etc/init.d
+	$(INSTALL_BIN) ./files/etc/init.d/antiblock $(1)/etc/init.d/antiblock
+
+	$(INSTALL_DIR) $(1)/etc/config
+	$(INSTALL_CONF) ./files/etc/config/antiblock $(1)/etc/config/antiblock
+endef
+
+$(eval $(call BuildPackage,antiblock))

net/antiblock/files/etc/config/antiblock

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+
+#config antiblock
+	#At least one parameters needs to be filled:
+		#option url 'https://antifilter.download/list/domains.lst'
+		#option file '/root/my_urls.txt'
+	#Required parameters:
+		#option listen '192.168.1.1:5053'
+		#option DNS '1.1.1.1:53'
+		#option VPN_name 'VPN'
+	#Optional parameters:
+		#option log '1'
+		#option stat '1'
+		#option output '/tmp/antiblock'

net/antiblock/files/etc/init.d/antiblock

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+#!/bin/sh /etc/rc.common
+
+START=99
+USE_PROCD=1
+
+start_service() {
+	echo "AntiBlock start"
+
+	local log="$(uci -q get antiblock.@antiblock[0].log)"
+	local stat="$(uci -q get antiblock.@antiblock[0].stat)"
+	local url="$(uci -q get antiblock.@antiblock[0].url)"
+	local file="$(uci -q get antiblock.@antiblock[0].file)"
+	local output="$(uci -q get antiblock.@antiblock[0].output)"
+	local DNS="$(uci -q get antiblock.@antiblock[0].DNS)"
+	local listen="$(uci -q get antiblock.@antiblock[0].listen)"
+	local VPN_name="$(uci -q get antiblock.@antiblock[0].VPN_name)"
+
+	procd_open_instance
+
+	procd_set_param command "/usr/bin/antiblock"
+	procd_set_param stdout 1
+
+	if [ -n "$log" ]; then
+		procd_append_param command -log
+	fi
+	if [ -n "$stat" ]; then
+		procd_append_param command -stat
+	fi
+	if [ -n "$url" ]; then
+		procd_append_param command -url "$url"
+	fi
+	if [ -n "$file" ]; then
+		procd_append_param command -file "$file"
+	fi
+	if [ -n "$output" ]; then
+		mkdir -p "$output"
+		procd_append_param command -output "$output"
+	fi
+	if [ -n "$DNS" ]; then
+		procd_append_param command -DNS "$DNS"
+	fi
+	if [ -n "$listen" ]; then
+		local listen_IP="$(echo "$listen" | cut -d ':' -f1)"
+		local listen_port="$(echo "$listen" | cut -d ':' -f2)"
+		uci -q set dhcp.@dnsmasq[0].noresolv="1"
+		uci -q delete dhcp.@dnsmasq[0].server
+		uci -q add_list dhcp.@dnsmasq[0].server="$listen_IP#$listen_port"
+
+		procd_append_param command -listen "$listen"
+	fi
+	if [ -n "$VPN_name" ]; then
+		local gateway="$(uci -q get network."$VPN_name".addresses | cut -d '/' -f1)"
+		procd_append_param command -gateway "$gateway"
+	fi
+
+	procd_close_instance
+
+	/etc/init.d/dnsmasq restart >/dev/null 2>&1
+}
+
+stop_service() {
+	echo "AntiBlock stop"
+
+	uci -q revert dhcp.@dnsmasq[0]
+
+	/etc/init.d/dnsmasq restart >/dev/null 2>&1
+}
+
+service_triggers() {
+	procd_add_reload_trigger "antiblock"
+}

net/antiblock/test.sh

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+#!/bin/sh
+
+antiblock | grep "AntiBlock started"