restic.sh
Bel LaPointe
parent
3b9e50c9e6
commit
4d6edb1924
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/restic-go/
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#! /bin/bash
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function main() {
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set -e
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set -u
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cd "$(dirname "${BASH_SOURCE[0]}")"
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export GOPATH="$PWD/restic-go"
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if [ -z "${PASSWORD:-""}" ]; then
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read -sp "Password: " PASSWORD
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echo ""
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fi
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install
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configure
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local action="$1"
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shift
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case "$action" in
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clean ) clean_remote "$@" ;;
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backup ) backup "$@" ;;
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restore ) restore "$@" ;;
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* ) RESTIC "$action" "$@" ;;
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esac
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}
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function install() {
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if ! go version; then
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echo "Must install go" >&2
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exit 1
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fi
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export GOFLAGS=""; export GO111MODULE=""; export GOPROXY=""
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export GOFLAGS=""
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mkdir -p "$GOPATH/bin/$(uname)"
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for i in ncw/rclone restic/restic; do
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local b="${i##*/}"
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if [ -e "$GOPATH/bin/$(uname)/$b" ]; then
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continue
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fi
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mkdir -p $GOPATH/src/github.com/${i%/*}
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#go get -u "github.com/$i" || true
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pushd "$GOPATH/src/github.com/${i%/*}"
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git clone --depth 1 --branch master https://github.com/$i
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cd ${i##*/}
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go get ./...
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case "$i" in
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restic* )
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go run build.go
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mv "./$b" "$GOPATH/bin/$(uname)/$b"
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;;
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* )
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go install
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mv "$GOPATH/bin/$b" "$GOPATH/bin/$(uname)/$b"
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;;
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esac
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popd
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done
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}
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function configure() {
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mkdir -p "$PWD/config"
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if [ ! -e "$PWD/config/rclone" ]; then
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configure_rclone
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fi
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if [ ! -e "$PWD/config/restic" ]; then
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configure_restic
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fi
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}
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function configure_rclone() {
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RCLONE config create remote drive
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#RCLONE config create remote-enc crypt \
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# remote remote:cloudly/restic \
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# filename_encryption obfuscate \
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# directory_name_encryption true \
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# password $PASSWORD \
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# password2 ""
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}
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function configure_restic() {
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RESTIC init
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touch "$PWD/config/restic"
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}
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function backup() {
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local args=()
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for arg in "$@"; do
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local real="$(realpath "$arg")"
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if [ "$real" == "${real#$HOME}" ]; then
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log "Cowardly skipping $arg ($real) for not being under \$HOME ($HOME)"
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continue
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fi
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args+=("$real")
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done
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local extraTags=" "
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if [ -n "${TAGS:-""}" ]; then
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extraTags="--tag $TAGS"
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fi
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log "BACKUP ${args[@]}"
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RESTIC backup \
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-e "**.sw*" \
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--tag "${real#$HOME/}" \
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$extraTags \
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"${args[@]}"
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}
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function restore() {
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for arg in "$@"; do
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if [ -e "$arg" ] || [ -d "$arg" ]; then
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arg="$(realpath "$arg")"
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fi
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local latest="$(RESTIC snapshots --last --tag "${arg#$HOME/}" | sort -k 2 | grep '20[0-9][0-9].[0-9][0-9].[0-9][0-9]' | tail -n 1)"
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local id="$(echo "$latest" | awk '{print $1}')"
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local path="$(echo "$latest" | awk '{print $5}')"
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local rpath="$(echo "$latest" | awk '{print $6}')"
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log "RESTORE $id as $HOME/$path as $HOME/$path-restore"
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rm -rf "$HOME/$path-"{dump,restore} 2> /dev/null \
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|| sudo rm -rf "$HOME/$path-"{dump,restore} 2> /dev/null \
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|| true
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mkdir -p "$HOME/$path-dump"
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RESTIC restore $id --target "$HOME/$path-dump"
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mv "$HOME/$path-dump/${rpath#/}" "$HOME/$path-restore"
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rm -rf "$HOME/$path-"{dump,old} \
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|| sudo rm -rf "$HOME/$path-"{dump,old} \
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|| true
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if [ -d "$HOME/$path" ]; then
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mv "$HOME/$path" "$HOME/$path-old"
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fi
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mv "$HOME/$path-restore" "$HOME/$path"
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done
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if [ -z "${DIRTY:-}" ]; then
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clean_remote
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fi
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}
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function clean_remote() {
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RESTIC forget --prune --cleanup-cache --keep-last 2 --group-by host,tags "$@"
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RESTIC check
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}
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function RCLONE() {
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$GOPATH/bin/$(uname)/rclone --config=$PWD/config/rclone --ask-password=false "$@"
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}
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function RESTIC() {
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RESTIC_PASSWORD=$PASSWORD \
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$GOPATH/bin/$(uname)/restic \
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-r rclone:remote:cloudly/restic-plain/backup \
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-o rclone.program=$GOPATH/bin/$(uname)/rclone \
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-o rclone.args="serve restic --stdio --b2-hard-delete --drive-use-trash=false --config $PWD/config/rclone --bwlimit 26M --ask-password=false" \
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"$@"
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#-r rclone:remote-enc:backup
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}
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function log() {
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echo "$(date +%H:%M:%S): $@" >&2
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}
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function fatal() {
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log "$@"
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exit 1
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}
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if [ "$0" == "${BASH_SOURCE[0]}" ]; then
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SECONDS=0
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log "Start"
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main "$@"
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log "Stop ($?): $(python3 -c "print(int(10*$SECONDS/60)/10.0, 'minutes')")"
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fi
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