# SPDX-License-Identifier: GPL-3.0-only
#
# Copyright (C) 2021 ImmortalWrt.org

include $(TOPDIR)/rules.mk

PKG_NAME:=naiveproxy
PKG_VERSION:=100.0.4896.60-1
PKG_RELEASE:=1

PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
PKG_SOURCE_URL:=https://codeload.github.com/klzgrad/naiveproxy/tar.gz/v$(PKG_VERSION)?
PKG_HASH:=bcab770b15e6c5d3f50a83992d084c8f53942aa6ebd59463c21979be668a3e61

PKG_LICENSE:=BSD 3-Clause
PKG_LICENSE_FILES:=LICENSE
PKG_MAINTAINER:=Tianling Shen <cnsztl@immortalwrt.org>

PKG_BUILD_DEPENDS:=python3/host
ifneq ($(wildcard $(TOPDIR)/feeds/packages/devel/ninja/ninja.mk),)
PKG_BUILD_DEPENDS+= ninja/host
endif
PKG_USE_MIPS16:=0
PKG_BUILD_PARALLEL:=1

ifeq ($(NINJA),)
NINJA = \
	MAKEFLAGS="$(MAKE_JOBSERVER)" \
		$(STAGING_DIR_HOSTPKG)/bin/ninja \
		$(if $(findstring c,$(OPENWRT_VERBOSE)),-v) \
		$(if $(MAKE_JOBSERVER),,-j1)
endif

ifneq ($(CONFIG_CPU_TYPE)," ")
  CPU_TYPE:=$(word 1, $(subst +," ,$(CONFIG_CPU_TYPE)))
  CPU_SUBTYPE:=$(word 2, $(subst +, ",$(CONFIG_CPU_TYPE)))
  ifeq ($(CPU_SUBTYPE),)
    CPU_SUBTYPE:=""
  endif
else
  CPU_TYPE:=""
  CPU_SUBTYPE:=""
endif

include $(INCLUDE_DIR)/package.mk

define Package/naiveproxy
  SECTION:=net
  CATEGORY:=Network
  SUBMENU:=Web Servers/Proxies
  URL:=https://github.com/klzgrad/naiveproxy
  TITLE:=Make a fortune quietly
  DEPENDS:=@!(arc||armeb||mips||mips64||powerpc||TARGET_gemini) +libatomic
endef

define Package/naiveproxy/description
  NaïveProxy uses Chrome's network stack to camouflage traffic with strong
  censorship resistance and low detectability. Reusing Chrome's stack also
  ensures best practices in performance and security.
endef

ifneq ($(CONFIG_CCACHE),)
  export CCACHE_SLOPPINESS=time_macros
  export CCACHE_BASEDIR=$(PKG_BUILD_DIR)/src
  export CCACHE_CPP2=yes
  export naive_ccache_flags=cc_wrapper="$(CCACHE)"
endif

CLANG_VER:=15-init-1995-g5bec1ea7-1
CLANG_FILE:=clang-llvmorg-$(CLANG_VER).tgz
define Download/CLANG
	URL:=https://commondatastorage.googleapis.com/chromium-browser-clang/Linux_x64
	URL_FILE:=$(CLANG_FILE)
	FILE:=$(CLANG_FILE)
	HASH:=c2ccf8e5136661eb7c25bb08ae6e78f7d667b03f0c16dabf2eb1a392b244bd5f
endef

GN_VER:=859dde4a7f34a4383179522f8e1061dcffac8691
GN_FILE:=gn-git_revision-$(GN_VER).zip
define Download/GN_TOOL
	URL:=https://chrome-infra-packages.appspot.com/dl/gn/gn/linux-amd64/+
	URL_FILE:=git_revision:$(GN_VER)
	FILE:=$(GN_FILE)
	HASH:=00691d4576ae52f809145ef6db5e3782e3eb63a80f04a7407168ce4b5ef83990
endef

PGO_VER:=4896-1648230561-717dc24b4ffc1663d1990243de5d49fac8001b06
PGO_FILE:=chrome-linux-$(PGO_VER).profdata
define Download/PGO_PROF
	URL:=https://storage.googleapis.com/chromium-optimization-profiles/pgo_profiles
	URL_FILE:=$(PGO_FILE)
	FILE:=$(PGO_FILE)
	HASH:=66fcba3f0ca6e97713ffd72c3937230ba63116ae64e9d520c960e368df6c954e
endef

define Build/Prepare
	$(call Build/Prepare/Default)

	( \
		cd $(PKG_BUILD_DIR)/src ; \
		mkdir -p "chrome/build/pgo_profiles" ; \
		$(CP) "$(DL_DIR)/$(PGO_FILE)" "chrome/build/pgo_profiles" ; \
		mkdir -p "third_party/llvm-build/Release+Asserts" ; \
		$(TAR) -xzf "$(DL_DIR)/$(CLANG_FILE)" -C "third_party/llvm-build/Release+Asserts" ; \
		mkdir -p "gn/out" ; \
		unzip -o "$(DL_DIR)/$(GN_FILE)" -d "gn/out" ; \
	)
endef

define Build/Compile
	( \
		cd "$(PKG_BUILD_DIR)/src" ; \
		. ../init_env.sh "$(ARCH)" $(CPU_TYPE) $(CPU_SUBTYPE) "$(TOOLCHAIN_DIR)" ; \
		export naive_flags+=" $$$${naive_ccache_flags}" ; \
		mkdir -p "out" ; \
		./gn/out/gn gen "out/Release" --args="$$$${naive_flags}" --script-executable="$(PYTHON)" ; \
		$(NINJA) -C "$(PKG_BUILD_DIR)/src/out/Release" naive ; \
	)
endef

define Package/naiveproxy/install
	$(INSTALL_DIR) $(1)/usr/bin
	$(INSTALL_BIN) $(PKG_BUILD_DIR)/src/out/Release/naive $(1)/usr/bin/naive
endef

$(eval $(call Download,CLANG))
$(eval $(call Download,GN_TOOL))
$(eval $(call Download,PGO_PROF))

$(eval $(call BuildPackage,naiveproxy))