153 lines
3.3 KiB
Bash
Executable File
153 lines
3.3 KiB
Bash
Executable File
#!/usr/bin/env bash
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# fix an issue with open files limit on some hosts
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ulimit -l unlimited
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#ulimit -n 10240
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ulimit -c unlimited
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T_SYSROOT=${dir_sysroot}
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#!/bin/bash
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# move this to the makefile as a dedicated target
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APPNAME="Offer Backup"
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# ISO 8601 variation
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TIMESTAMP="$(date +%Y-%m-%d_%H:%M:%S)"
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LOG_DIR="${LOGS_ROOT}/${APPNAME}-${TIMESTAMP}"
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# the file to log to
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LOGFILE="${APPNAME}.log"
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logprint() {
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mkdir -p "${LOG_DIR}"
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echo "[$(date +%Y-%m-%d_%H:%M:%S)] [${APPNAME}] $1" \
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| tee -a "${LOG_DIR}/${LOGFILE}"
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}
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logprint "Giving the user the option of backing up before proceeding."
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assert_zero() {
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if [[ "$1" -eq 0 ]]; then
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return
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else
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exit $1
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fi
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}
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is_mounted() {
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findmnt $1 &> /dev/null
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if [ $? != 0 ]; then
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logprint "Not mounted...skipping."
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/usr/bin/false
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else
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logprint "Mounted..."
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/usr/bin/true
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fi
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}
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function disarm_chroot() {
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logprint "Unmounting CHROOT VFKS mounts"
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logprint "Unmounting ${T_SYSROOT}/dev"
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is_mounted ${T_SYSROOT}/dev && umount -l ${T_SYSROOT}/dev
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logprint "Unmounting ${T_SYSROOT}/dev/pts"
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is_mounted ${T_SYSROOT}/dev/pts && umount -l ${T_SYSROOT}/dev/pts
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logprint "Unmounting ${T_SYSROOT}/proc"
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is_mounted ${T_SYSROOT}/proc && umount -l ${T_SYSROOT}/proc
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# not a symlink on ubuntu
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logprint "Unmounting ${T_SYSROOT}/dev/shm"
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is_mounted ${T_SYSROOT}/dev/shm && umount -l ${T_SYSROOT}/dev/shm
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logprint "Unmounting pyrois inside of chroot"
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is_mounted ${T_SYSROOT}/rex_embedded && umount -l ${T_SYSROOT}/rex_embedded
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}
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function clear_stage() {
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rm -Rf ${T_SYSROOT}
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assert_zero $?
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}
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function fail_easy() {
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logprint "$1"
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exit 0
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}
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function restore() {
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disarm_chroot
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backup_files=($(ls $project_root | grep "backup.tgz"))
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if [[ ${#backup_files[@]} -lt 1 ]]; then
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logprint "No archives present in '$project_root'. Nothing to restore from. Exiting."
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exit 1
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fi
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# Create an array to store the options for the dialog
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options=()
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for file in "${backup_files[@]}"; do
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options+=("$file" "$file" off)
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done
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selected=$(dialog --clear --title "Backup Files" \
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--radiolist "Select a backup file:" 20 75 15 \
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"${options[@]}" \
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3>&1 1>&2 2>&3)
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response=$?
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echo "User selected '$selected'"
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[ ! -z $selected ] || fail_easy "User canceled restore."
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dialog --backtitle "Dark Horse Linux: Pyrois" --title "Restore From Backup" --yesno "Selected: '$selected'." 10 60
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response=$?
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if [ $response -eq 0 ]; then
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logprint "Entering backup routine. Clearing stage."
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clear_stage
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sleep 1
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logprint "Restoring backup...This will take a long time..."
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echo
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logprint "Entering ${dir_artifacts}..."
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echo
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pushd ${dir_artifacts}
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assert_zero $?
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tar xvpf ${project_root}/$selected
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assert_zero $?
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logprint "Backup restored successfully. Arming chroot."
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pushd ${project_root}
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assert_zero $?
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make arm_chroot
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echo
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logprint "You may now proceed to run 'make build_stage4' or higher."
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echo
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else
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logprint "User canceled. Moving on."
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exit 0
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fi
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}
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read -r -d '' yn_msg <<-'EOF'
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Restore from backup?
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EOF
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# Use the dialog utility to prompt the user with a yes/no question
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dialog --backtitle "Dark Horse Linux: Pyrois" --title "Restore From Backup" --yesno "$yn_msg" 10 60
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response=$?
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if [ $response -eq 0 ]; then
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logprint "User selected to perform backups."
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restore
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else
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logprint "User canceled. Moving on."
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exit 0
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fi
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