 08622de7d6
			
		
	
	08622de7d6
	
	
	
		
			
			This only affects typos in comments or user-facing output. Signed-off-by: Josh Soref <jsoref@users.noreply.github.com> [only picks changes to scripts, drop "commandline" replacement, fix case for "arbitrary", improve commit message] Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>
		
			
				
	
	
		
			152 lines
		
	
	
		
			4.2 KiB
		
	
	
	
		
			Bash
		
	
	
		
			Executable File
		
	
	
	
	
			
		
		
	
	
			152 lines
		
	
	
		
			4.2 KiB
		
	
	
	
		
			Bash
		
	
	
		
			Executable File
		
	
	
	
	
| # SPDX-License-Identifier: GPL-2.0-or-later
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| #
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| # Copyright (C) 2020 Paul Spooren <mail@aparcar.org>
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| #
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| ###
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| ### size_compare - compare size of OpenWrt packages against upstream
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| ###
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| ### The script compares locally compiled package with the package indexes
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| ### available upstream. This way the storage impact of optimizations or
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| ### feature modifications is easy to see.
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| ###
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| ### If no environmental variables are set the script reads the current
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| ### .config file. The evaluated env variables are the following:
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| ###
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| ###   TARGET SUBTARGET ARCH PACKAGES BIN_DIR BASE_URL CHECK_INSTALLED
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| ###
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| ### Usage:
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| ###   ./scripts/size_compare.sh
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| ###
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| ### Options:
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| ###   -p --package-size 	Check IPK package size and not installed size
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| ###   -h --help 		This message
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| 
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| CONFIG_TARGET=$(sed -n 's/^CONFIG_TARGET_BOARD="\(.*\)"$/\1/p' .config)
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| CONFIG_SUBTARGET=$(sed -n 's/^CONFIG_TARGET_SUBTARGET="\(.*\)"$/\1/p' .config)
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| CONFIG_ARCH=$(sed -n 's/^CONFIG_TARGET_ARCH_PACKAGES="\(.*\)"$/\1/p' .config)
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| CONFIG_PACKAGES=$(sed -n 's/^CONFIG_PACKAGE_\(.*\)=y$/\1/p' .config | tr '\n' ' ')
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| CONFIG_BIN_DIR=$(sed -n 's/^CONFIG_BINARY_DIR="\(.*\)"$/\1/p' .config)
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| 
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| TARGET=${TARGET:-$CONFIG_TARGET}
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| SUBTARGET=${SUBTARGET:-$CONFIG_SUBTARGET}
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| ARCH=${ARCH:-$CONFIG_ARCH}
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| PACKAGES=${PACKAGES:-$CONFIG_PACKAGES}
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| BIN_DIR=${CONFIG_BIN_DIR:-./bin}
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| BASE_URL="${BASE_URL:-https://downloads.openwrt.org/snapshots}"
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| CHECK_INSTALLED="${CHECK_INSTALLED:-y}"
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| 
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| TARGET_URL="$BASE_URL/targets/$TARGET/$SUBTARGET/packages/Packages.gz"
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| CONFIG_URL="$BASE_URL/targets/$TARGET/$SUBTARGET/config.buildinfo"
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| PACKAGES_URL="$BASE_URL/packages/$ARCH/base/Packages.gz"
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| 
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| if command -v curl > /dev/null; then
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| 	DOWNLOAD_METHOD="curl"
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| else
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| 	DOWNLOAD_METHOD="wget --output-document=-"
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| fi
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| 
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| help() {
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|     sed -rn 's/^### ?//;T;p' "$0"
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| }
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| 
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| package_size () {
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| 	FOUND_PACKAGE=
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| 	if [ -z "$CHECK_INSTALLED" ]; then
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| 		SEARCH_PATTERN="Size"
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| 	else
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| 		SEARCH_PATTERN="Installed-Size"
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| 	fi
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| 	while IFS= read -r line; do
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| 		if [ "$line" = "Package: $2" ]; then
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| 			FOUND_PACKAGE=y
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| 		fi
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| 		if [ -n "$FOUND_PACKAGE" ]; then
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| 			case $line in
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| 				"$SEARCH_PATTERN"*)
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| 					echo "$line" | cut -d ' ' -f 2
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| 					break
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| 					;;
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| 			esac
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| 		fi
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| 	done < "$1"
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| }
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| 
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| compare_sizes () {
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| 	for PACKAGE in $PACKAGES; do
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| 		if [ "$PACKAGE" = "libc" ]; then
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| 			continue
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| 		fi
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| 		PACKAGE_FILE=$(find "$BIN_DIR/packages/$ARCH/" \
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| 			"$BIN_DIR/targets/$TARGET/$SUBTARGET/" \
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| 			-name "${PACKAGE}_*.ipk" 2>/dev/null | head -n1)
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| 
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| 		if [ -z "$PACKAGE_FILE" ]; then
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| 			continue
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| 		fi
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| 		if [ -z "$CHECK_INSTALLED" ]; then
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| 			SIZE_LOCAL=$(stat -c '%s' "$PACKAGE_FILE")
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| 		else
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| 			SIZE_LOCAL=$(tar tzvf "$PACKAGE_FILE" ./data.tar.gz | awk '{ print $3 }')
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| 		fi
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| 		SIZE_UPSTREAM=$(package_size "$TMP_INDEX" "$PACKAGE")
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| 		SIZE_DIFF="$((SIZE_LOCAL-SIZE_UPSTREAM))"
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| 		if [ "$SIZE_DIFF" -gt 0 ]; then
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| 			SIZE_DIFF="+$SIZE_DIFF"
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| 		fi
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| 		if [ -n "$SIZE_UPSTREAM" ]; then
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| 			echo "${SIZE_DIFF}	${SIZE_LOCAL}	${SIZE_UPSTREAM}	$PACKAGE"
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| 		else
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| 			echo "$PACKAGE is missing upstream"
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| 		fi
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| 	done
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| }
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| 
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| if [ "$1" = "-h" ]; then
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|     help
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|     exit 0
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| fi
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| 
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| if [ "$1" = "-p" ]; then
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|     CHECK_INSTALLED=
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| fi
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| 
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| echo "Compare packages of $TARGET/$SUBTARGET/$ARCH":
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| echo "$PACKAGES"
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| echo
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| 
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| echo "Checking configuration difference"
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| TMP_CONFIG=$(mktemp /tmp/config.XXXXXX)
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| sed -n 's/^	\+config \(.*\)/\1/p' config/Config-build.in config/Config-devel.in > "${TMP_CONFIG}-FOCUS"
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| sort .config | grep -f "${TMP_CONFIG}-FOCUS" | grep -v "^#" | sort > "${TMP_CONFIG}-LOCAL"
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| mv .config .config.bak
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| "$DOWNLOAD_METHOD" "$CONFIG_URL" > .config
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| make defconfig > /dev/null 2> /dev/null
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| grep -f "${TMP_CONFIG}-FOCUS" .config | grep -v "^#" | sort > "${TMP_CONFIG}-UPSTREAM"
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| mv .config.bak .config
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| 
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| echo
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| echo " --- start config diff ---"
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| diff -u "${TMP_CONFIG}-LOCAL" "${TMP_CONFIG}-UPSTREAM"
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| echo " --- end config diff ---"
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| rm "${TMP_CONFIG}-FOCUS" "${TMP_CONFIG}-UPSTREAM" "${TMP_CONFIG}-LOCAL"
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| echo
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| 
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| if [ -z "$CHECK_INSTALLED" ]; then
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| 	echo "Checking IPK package size"
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| else
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| 	echo "Checking installed size"
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| fi
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| echo
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| 
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| echo "Fetching latest package indexes..."
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| TMP_INDEX=$(mktemp /tmp/size_compare_package_index.XXXXXX)
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| "$DOWNLOAD_METHOD" "$TARGET_URL" | gzip -d > "$TMP_INDEX" || exit 1
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| "$DOWNLOAD_METHOD" "$PACKAGES_URL" | gzip -d >> "$TMP_INDEX" || exit 1
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| echo
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| 
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| echo "Comparing package sizes..."
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| echo "Change 	Local	Remote 	Package"
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| compare_sizes | sort -g -r
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| 
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| rm "$TMP_INDEX"
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