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https://github.com/krizsipeti/custom_blfs_packages.git
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Renamed file, fixed a bug and applied coding standard
This commit is contained in:
Krizsán Péter
parent
5f1c83a37a
commit
67f550b00a
104
libs/create_fstab.sh
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104
libs/create_fstab.sh
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#!/bin/bash
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# Function that creates an fstab based on the incoming folder.
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# If called without a parameter then it creates one for the current running system.
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_create_fstab()
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{
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# Check if we got a mount point as a parameter
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local d_root=
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local d_boot=
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if [ -n "$1" ] ; then
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# In case of an invalid mount point (not existing folder) we return here
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if [ ! -d "$1" ] ; then
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echo "The given mount point is invalid: $1"
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return 1
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fi
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# If a mount point is given then we generate fstab based on that mount point.
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d_root="$(realpath -sm "$1")"
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d_boot="$(realpath -sm "$1")/boot"
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else
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# No mount point is given. We generate fstab for the current running system.
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d_root="/"
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d_boot="/boot"
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fi
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local gap_size=4 # Num of spaces between columns
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local col_0_name="# "
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local col_1_name="File system (PARTUUID)"
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local col_2_name="mount-point"
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local col_3_name="type"
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local col_4_name="options"
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local col_5_name="dump"
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local col_6_name="fsck-order"
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local col_0_size=${#col_0_name}
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local col_1_size=${#col_1_name}
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local col_2_size=${#col_2_name}
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local col_3_size=${#col_3_name}
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local col_4_size=${#col_4_name}
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local col_5_size=${#col_5_name}
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local col_6_size=${#col_6_name}
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local mount_point=
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local device_path=
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local partition_uuid=
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local file_system_type=
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local options=
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local dump=0
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local fsck=0
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local swap_priority=0
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local values=
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local IFS=$'\n'
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for line in $(lsblk -P -o MOUNTPOINT,PATH,PARTUUID,FSTYPE | grep -vE '(MOUNTPOINT="")|(PATH="")|(PARTUUID="")|(FSTYPE="")') ; do
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mount_point=$(awk '{gsub("MOUNTPOINT=","",$1); print $1}' <<< "$line")
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device_path=$(awk '{gsub("PATH=","",$2); print $2}' <<< "$line")
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partition_uuid=$(awk '{gsub("PARTUUID=","",$3); print $3}' <<< "$line")
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file_system_type=$(awk '{gsub("FSTYPE=","",$4); print $4}' <<< "$line")
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if [ -z "$mount_point" ] || [ -z "$device_path" ] || [ -z "$partition_uuid" ] || [ -z "$file_system_type" ]; then
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continue
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fi
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partition_uuid="PARTUUID=$partition_uuid"
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options="defaults"
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dump=0
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fsck=0
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if [ "$mount_point" == "\"$d_root\"" ] ; then
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device_path="/"
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dump=1
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fsck=1
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elif [ "$mount_point" == "\"$d_boot\"" ] ; then
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device_path="/boot"
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options="noauto,$options"
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elif [ "$mount_point" == "\"[SWAP]\"" ] ; then
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device_path="swap"
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swap_priority=$((swap_priority+1))
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options="pri=$swap_priority"
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else
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device_path=${device_path//\/dev\//\/mnt\/}
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fi
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values="$values$partition_uuid $device_path $file_system_type $options $dump $fsck\n"
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if [ ${#partition_uuid} -gt "$col_1_size" ]; then col_1_size=${#partition_uuid} ; fi
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if [ ${#device_path} -gt "$col_2_size" ]; then col_2_size=${#device_path} ; fi
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if [ ${#file_system_type} -gt "$col_3_size" ]; then col_3_size=${#file_system_type} ; fi
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if [ ${#options} -gt "$col_4_size" ]; then col_4_size=${#options} ; fi
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if [ ${#dump} -gt "$col_5_size" ]; then col_5_size=${#dump} ; fi
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if [ ${#fsck} -gt "$col_6_size" ]; then col_6_size=${#fsck} ; fi
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done
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# Print out the header part of our fstab
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local print_format="%-$((col_1_size+gap_size))s%-$((col_2_size+gap_size))s%-$((col_3_size+gap_size))s%-$((col_4_size+gap_size))s%-$((col_5_size+gap_size))s%-$((col_6_size+gap_size))s\n"
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printf "# Begin /etc/fstab\n\n"
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printf "%-${col_0_size}s$print_format\n" "$col_0_name" "$col_1_name" "$col_2_name" "$col_3_name" "$col_4_name" "$col_5_name" "$col_6_name"
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for value in $(echo -e "$values") ; do
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for ((i = 1; i <= col_0_size; i++)) ; do printf " " ; done
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xargs printf "$print_format" <<< "$value"
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done
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# Print out the closing line of fstab
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printf "\n# End /etc/fstab\n"
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}
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@ -1,126 +0,0 @@
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#!/bin/bash
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# Helper function to pach the packages.ent
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# Parameters are in this order: major, minor, patch, md5 and full path to packages.ent
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patchKernelVersion()
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{
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if [ ! -f "$5" ] ; then
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echo "The packages.ent file is not exist or not defined." >&2
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echo "File: $5"
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return 4
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fi
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sed -i -E "s@(<\!ENTITY linux-major-version \"+)(.+\">)@\1$1\">@" "$5"
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sed -i -E "s@(<\!ENTITY linux-minor-version \"+)(.+\">)@\1$2\">@" "$5"
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sed -i -E "s@(<\!ENTITY linux-md5 \"+)(.+\">)@\1$4\">@" "$5"
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if [ "-" == "$3" ] ; then
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sed -i -E '/<!--/ n; /<\!ENTITY linux-patch-version "/{s/<!E/<!--<!E/g;s/">/">-->/g;}' "$5"
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sed -i -E '/linux-minor-version;">-->/{s/<!--//g;s/-->//g;}' "$5"
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sed -i -E '/<!--/ n; /linux-patch-version;">/{s/<!E/<!--<!E/g;s/;">/;">-->/g;}' "$5"
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else
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sed -i -E '/<!ENTITY linux-patch-version "/{s/<!--//g;s/-->//g;}' "$5"
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sed -i -E "s@(<\!ENTITY linux-patch-version \"+)(.+\">)@\1$3\">@" "$5"
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sed -i -E '/linux-patch-version;">-->/{s/<!--//g;s/-->//g;}' "$5"
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sed -i -E '/<!--/ n; /linux-minor-version;">/{s/<!E/<!--<!E/g;s/;">/;">-->/g;}' "$5"
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fi
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}
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# Function that createst an fstab based on the incoming folder
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createFstab()
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{(
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# Check if we got a mount point as a parameter
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local DIR_ROOT
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local DIR_BOOT
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if [ -n "$1" ] ; then
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# In case of an invalid mount point (not existing folder) we return here
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if [ ! -d "$1" ] ; then
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echo "The given mount point is invalid: $1"
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return 1
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fi
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# If a mount point is given then we generate fstab based on that mount point.
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DIR_ROOT="$(realpath -sm "$1") "
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DIR_BOOT="$(realpath -sm "$1")/boot "
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else
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# No mount point is given. We generate fstab for the current running system.
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DIR_ROOT="/ "
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DIR_BOOT="/boot "
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fi
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local GS=4 # Num of spaces between columns
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local C0N="# "
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local C1N="File system (PARTUUID)"
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local C2N="mount-point"
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local C3N="type"
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local C4N="options"
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local C5N="dump"
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local C6N="fsck-order"
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local C0S=${#C0N}
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local C1S=${#C1N}
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local C2S=${#C2N}
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local C3S=${#C3N}
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local C4S=${#C4N}
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local C5S=${#C5N}
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local C6S=${#C6N}
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local PUID
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local PAT
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local FST
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local OPT
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local DUMP=0
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local FSCK=0
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local PRI=0
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local VALUES
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local IFS=$'\n'
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for L in $(lsblk -l -o MOUNTPOINT,PATH,NAME,PKNAME,PARTUUID,FSTYPE | tail -n +2) ; do
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PUID=$(awk '{print $5}' <<< "$L")
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if [ -z "$PUID" ] ; then
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continue
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fi
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PUID="PARTUUID=$PUID"
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FST=$(awk '{print $6}' <<< "$L")
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OPT="defaults"
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DUMP=0
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FSCK=0
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if [[ $L == "$DIR_ROOT"* ]] ; then
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PAT="/"
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DUMP=1
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FSCK=1
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elif [[ $L == "$DIR_BOOT"* ]] ; then
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PAT="/boot"
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OPT="noauto,$OPT"
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elif [[ $L == "[SWAP]"* ]] ; then
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PAT="swap"
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PRI=$((PRI+1))
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OPT="pri=$PRI"
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else
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PAT=$(awk '{print $2}' <<< "$L" | sed "s|/dev/|/mnt/|g")
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fi
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VALUES="$VALUES$(printf '%s' "$PUID $PAT $FST $OPT $DUMP $FSCK")\n"
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if [ ${#PUID} -gt "$C1S" ]; then C1S=${#PUID} ; fi
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if [ ${#PAT} -gt "$C2S" ]; then C2S=${#PAT} ; fi
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if [ ${#FST} -gt "$C3S" ]; then C3S=${#FST} ; fi
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if [ ${#OPT} -gt "$C4S" ]; then C4S=${#OPT} ; fi
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if [ ${#DUMP} -gt "$C5S" ]; then C5S=${#DUMP} ; fi
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if [ ${#FSCK} -gt "$C6S" ]; then C6S=${#FSCK} ; fi
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done
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# Print out the header part of our fstab
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local FMT="%-$((C1S+GS))s%-$((C2S+GS))s%-$((C3S+GS))s%-$((C4S+GS))s%-$((C5S+GS))s%-$((C6S+GS))s\n"
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printf "# Begin /etc/fstab\n\n"
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printf "%-${C0S}s$FMT\n" "$C0N" "$C1N" "$C2N" "$C3N" "$C4N" "$C5N" "$C6N"
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for V in $(echo -e "$VALUES") ; do
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for ((i = 1; i <= C0S; i++)) ; do printf " " ; done
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xargs printf "$FMT" <<< "$V"
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done
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# Print out the closing line of fstab
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printf "\n# End /etc/fstab\n"
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)}
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