108 lines
2.9 KiB
Bash
Executable file
108 lines
2.9 KiB
Bash
Executable file
#!/bin/bash
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restoreDir="/etc/restore"
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function is_bin_in_path {
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builtin type -P "$1" &>/dev/null
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}
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hook_check() {
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if ! is_bin_in_path aptitude; then
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echo "aptitude needs to be installed for backups to work properly."
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exit 1
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fi
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}
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hook_pre() {
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mkdir -p "$restoreDir" || exit 1
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pushd "$restoreDir" || exit 2
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dpkg --get-selections > Package.list
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aptitude search --disable-columns -F%p '~i!~M!~v' > InstallOnly.list
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#apt-key exportall > /etc/restore/Repo.keys
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cp -a /etc/apt/sources.list "$restoreDir/"
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rsync -avhHi /etc/apt/sources.list.d "$restoreDir/"
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rsync -avhHi /etc/apt/trusted.gpg.d "$restoreDir/"
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[[ -d /etc/apt/keyrings ]] && rsync -avhHi /etc/apt/keyrings "$restoreDir/"
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cat > restore.sh <<EOF
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#!/bin/bash
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if [[ ! -f "InstallOnly.list" ]]; then
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echo "This needs to be run inside the restore directory."
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exit 1
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fi
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if [[ ! -d "trusted.gpg.d" ]]; then
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echo "This needs to be run inside the restore directory."
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exit 1
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fi
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#apt-key add /etc/restore/Repo.keys
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#dpkg --set-selections < /etc/restore/Package.list
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#apt-get dselect-upgrade
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install=""
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echo " * Installing required packages"
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dpkg-query -s 'rsync' &>/dev/null || install+=" rsync"
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dpkg-query -s 'aptitude' &>/dev/null || install+=" aptitude"
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dpkg-query -s 'borgbackup' &>/dev/null || install+=" borgbackup"
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dpkg-query -s 'borgmatic' &>/dev/null || install+=" borgmatic"
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dpkg-query -s 'apt-transport-https' &>/dev/null || install+=" apt-transport-https"
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if [[ -n "\$install" ]]; then
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apt -y install \$install
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fi
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echo " * Enabling 32-bit packages"
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grep ':i386' InstallOnly.list &>/dev/null && dpkg --add-architecture i386
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echo " * Restoring repositories and keys"
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cp -a sources.list /etc/apt/sources.list
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rsync --ignore-existing -raz sources.list.d/ /etc/apt/sources.list.d/
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rsync --ignore-existing -raz trusted.gpg.d/ /etc/apt/trusted.gpg.d/
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[[ -d keyrings ]] && rsync --ignore-existing -raz keyrings/ /etc/apt/keyrings/
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apt update
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failinstall=""
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echo " * Gathering installed packages"
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#xargs aptitude --schedule-only install < InstallOnly.list
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while read p; do
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dpkg-query -s "$p" &>/dev/null
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if [[ "$?" -eq 1 ]]; then
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aptitude --schedule-only install "$p"
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if [[ "$?" -ne 0 ]]; then
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if [[ -z "$failinstall" ]]; then
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failinstall+="$p"
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else
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failinstall+=", $p"
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fi
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fi
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fi
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done < InstallOnly.list
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echo "Packages that failed to schedule for install:"
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echo "$failinstall"
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echo " * Restoring installed packages (please confirm)"
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aptitude install
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echo "Packages that failed to schedule for install:"
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echo "$failinstall"
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EOF
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chmod ug+rx restore.sh
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popd || exit 2
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}
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hook_post() {
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:
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}
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case "$1" in
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before_check) hook_check || exit $?;;
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before_backup) hook_pre || exit $?;;
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after_backup) hook_post || exit $?;;
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esac
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