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77 lines
2.1 KiB
Bash
Executable File
77 lines
2.1 KiB
Bash
Executable File
#!/bin/sh
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#
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# Discard symbols and other data from object files.
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#
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# Reference:
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# https://www.linuxfromscratch.org/lfs/view/systemd/chapter08/stripping.html
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# https://www.debian.org/doc/debian-policy/ch-files.html
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#
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# Set variables.
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STRIPCMD_REGULAR="strip --remove-section=.comment --remove-section=.note --preserve-dates"
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STRIPCMD_DEBUG="strip --strip-debug --remove-section=.comment --remove-section=.note --preserve-dates"
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STRIPCMD_UNNEEDED="strip --strip-unneeded --remove-section=.comment --remove-section=.note --preserve-dates"
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STRIPDIR_REGULAR="
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"
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STRIPDIR_DEBUG="
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/usr/lib/modules
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"
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STRIPDIR_UNNEEDED="
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/etc/hsflowd/modules
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/usr/bin
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/usr/lib/openvpn
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/usr/lib/x86_64-linux-gnu
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/usr/lib32
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/usr/lib64
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/usr/libx32
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/usr/sbin
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"
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STRIP_EXCLUDE=`dpkg-query -L libbinutils | grep '.so'`
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# Perform stuff.
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echo "Stripping symbols..."
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# List excluded files.
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echo "Exclude files: ${STRIP_EXCLUDE}"
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# CMD: strip
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for DIR in ${STRIPDIR_REGULAR}; do
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echo "Parse dir (strip): ${DIR}"
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find ${DIR} -type f -exec file {} \; | grep 'not stripped' | cut -d ":" -f 1 | while read FILE; do
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echo "${STRIP_EXCLUDE}" | grep -F -q -w "${FILE}"
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if [ $? -ne 0 ]; then
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echo "Strip file (strip): ${FILE}"
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${STRIPCMD_REGULAR} ${FILE}
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fi
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done
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done
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# CMD: strip --strip-debug
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for DIR in ${STRIPDIR_DEBUG}; do
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echo "Parse dir (strip-debug): ${DIR}"
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find ${DIR} -type f -exec file {} \; | grep 'not stripped' | cut -d ":" -f 1 | while read FILE; do
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echo "${STRIP_EXCLUDE}" | grep -F -q -w "${FILE}"
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if [ $? -ne 0 ]; then
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echo "Strip file (strip-debug): ${FILE}"
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${STRIPCMD_DEBUG} ${FILE}
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fi
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done
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done
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# CMD: strip --strip-unneeded
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for DIR in ${STRIPDIR_UNNEEDED}; do
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echo "Parse dir (strip-unneeded: ${DIR}"
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find ${DIR} -type f -exec file {} \; | grep 'not stripped' | cut -d ":" -f 1 | while read FILE; do
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echo "${STRIP_EXCLUDE}" | grep -F -q -w "${FILE}"
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if [ $? -ne 0 ]; then
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echo "Strip file (strip-unneeded): ${FILE}"
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${STRIPCMD_UNNEEDED} ${FILE}
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fi
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done
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done
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# Remove binutils package.
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apt-get -y purge --autoremove binutils
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