113 lines
2.7 KiB
Bash
113 lines
2.7 KiB
Bash
#!/bin/bash
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echo_blue() {
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echo -e "\033[34m$1\033[0m"
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}
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echo_yellow() {
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echo -e "\033[0;33m$1\033[0m"
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}
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echo_red() {
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echo -e "\033[0;31m$1\033[0m"
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}
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create_dirs() {
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rm -rf "$ROOT" 2>/dev/null
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mkdir -p "$ROOT" "${ROOT}/usr/bin/"
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mkdir -p ${ROOT}/usr/bin
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mkdir -p ${ROOT}/usr/lib
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ln -s usr/bin ${ROOT}/bin
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ln -s usr/bin ${ROOT}/sbin
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ln -s usr/lib ${ROOT}/lib
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ln -s usr/lib ${ROOT}/lib64
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ln -s lib ${ROOT}/usr/lib64
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ln -s bin ${ROOT}/usr/sbin
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}
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# Installs a library. Expects absolute path.
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install_dep() {
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local lib="$1"
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[[ -f "$lib" ]] || {
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echo "Did not find library at path: $lib"
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exit 1
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}
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[[ -f "${ROOT}${lib}" ]] || {
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mkdir -p $(dirname "${ROOT}${lib}")
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echo_blue "Adding dependency: $lib"
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cp "$lib" "${ROOT}${lib}"
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}
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}
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# Expects to receive the absolute path as the full argument.
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# Use `which binary_name` if it's in your path.
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# Installs to /usr/bin
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install_binary() {
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local binary="$1" lib=''
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[[ -f "$binary" ]] || {
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echo_red "Did not find binary at path: $binary"
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exit 1
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}
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echo_blue "Adding binary: $binary"
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cp "$binary" "${ROOT}/usr/bin/"
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ldd_deps="$(ldd "$binary")"
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if [[ $ldd_deps == *"not a dynamic executable"* ]]; then
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return 0
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fi
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while read -r lib; do
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install_dep "$lib"
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done <<< "$( echo "$ldd_deps" | grep -F ' => ' | awk '{ print $3 }' )"
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}
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install_busybox() {
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echo_blue "Installing busybox..."
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[[ -f "$BUSYBOX_PATH" ]] || {
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echo_red "Did not find busybox at $BUSYBOX_PATH"
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echo_red "Please compile or download busybox. You can also change the path."
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exit 1
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}
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install_binary "$BUSYBOX_PATH" || return 1
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for applet in $($BUSYBOX_PATH --list); do
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ln -s busybox "${ROOT}/usr/bin/$applet"
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done
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}
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install_init_script() {
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cp ../init.sh ${ROOT}/init
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cp ../init_functions.sh ${ROOT}/
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}
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install_module() {
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local module="$1" depends='' dep='' filename=''
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filename="$( modinfo -k $KERNEL $module | grep '^filename:' | awk '{ print $2 }' )"
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[[ "$filename" == "(builtin)" ]] && {
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echo_yellow "Module $module is builtin. Installation not needed."
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return 0
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}
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install_dep "$filename"
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echo "insmod $filename" >> "${ROOT}/load_modules.sh"
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depends="$(modinfo -k $KERNEL $module |
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grep '^depends:' | awk '{ print $2 }' | sed 's/,/\n/g')"
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while read -r dep; do
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[[ -z $dep ]] && continue
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install_module "$dep"
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done <<< "$( echo "$depends" )"
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}
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create_archive() {
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local archive="detee-$(hostnamectl hostname)-${KERNEL}.cpio.gz"
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echo_blue "Creating archive $archive"
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echo $archive > .archive_name
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my_location="$(pwd)"
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cd ${ROOT}
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find . | cpio -o -H newc | gzip > "${my_location}/detee-$(hostnamectl hostname)-${KERNEL}.cpio.gz"
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cd $my_location
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}
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