init

.gitignore

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+.env
+db.sqlite

backup.sh

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+#!/bin/bash
+
+set -euo pipefail
+
+if [ "$#" -ne 1 ] ; then
+	usage "$0 <id>"
+	exit 1
+fi
+
+id="$1"
+
+function extract() {
+	if [ "$#" -ne 1 ] ; then
+		usage "$0 <key>"
+		exit 1
+	fi
+	echo "select $1 from files where id=$id" | sqlite3 db.sqlite
+}
+
+# Extract variables from database
+username="$(extract username)"
+password="$(extract password)"
+server="$(extract server)"
+export_path="$(extract export_path)"
+backup_url="$(extract backup_url)"
+
+# Create destination directory (fails if exists)
+curl -u "$username:$password" -X MKCOL "$server/remote.php/dav/files/$username/$export_path"
+
+name="$(basename "$backup_url")"
+# Insert date before file extention
+new_name="$(echo $name | sed "s/\(\.[^\.]\+\)$/_$(date +%F)\1/")"
+
+echo "Downloading $backup_url"
+tmp="$(mktemp)"
+curl "$backup_url" > "$tmp"
+
+echo "Uploading as $export_path/$new_name"
+curl -u "$username:$password" -X PUT --data-binary "@$tmp" "$server/remote.php/dav/files/$username/$export_path/$new_name"
+
+rm "$tmp"

initdb.sql

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+CREATE TABLE files (
+	id INTEGER PRIMARY KEY AUTOINCREMENT,
+	username text NOT NULL,
+	password text NOT NULL,
+	server text NOT NULL,
+	export_path text NOT NULL,
+	backup_url text NOT NULL,
+	crontab_time text NOT NULL
+)