From de4fc74d50d536f524aa4c65e270123bfe8ef893 Mon Sep 17 00:00:00 2001
From: TheMightyV <themightyv@protonmail.com>
Date: Sun, 2 Jan 2022 20:12:27 +0100
Subject: added backup restoration

---
 backends/borg.sh | 16 +++++++++++++++-
 backends/bup.sh  | 11 +++++++++++
 backends/tar.sh  | 34 ++++++++++++++++++++++++++--------
 3 files changed, 52 insertions(+), 9 deletions(-)

(limited to 'backends')

diff --git a/backends/borg.sh b/backends/borg.sh
index d3d9c63..999067f 100644
--- a/backends/borg.sh
+++ b/backends/borg.sh
@@ -19,7 +19,7 @@ function borg_create_backup() {
         echo "borg: starting backup to \"$BACKUP_DIR\""
 
         borg create                         \
-            "${BACKUP_DIR}::${BACKUP_NAME}_{hostname}_{now}" \
+            "${BACKUP_DIR}::${BACKUP_NAME}_$(date +'%F_%H-%M-%S')" \
             "$WORLD_NAME"               \
             --filter AME                    \
             --compression lz4               \
@@ -56,6 +56,11 @@ function borg_create_backup() {
     return $RETCODE
 }
 
+function borg_ls_remote() {
+    export BORG_PASSCOMMAND="$BACKUP_PASSCOMMAND"
+    borg list "$1" | cut -d' ' -f1
+}
+
 function borg_ls() {
     export BORG_PASSCOMMAND="$BACKUP_PASSCOMMAND"
     for BACKUP_DIR in ${BACKUP_DIRS[*]}
@@ -64,3 +69,12 @@ function borg_ls() {
         borg list "$BACKUP_DIR"
     done
 }
+
+function borg_restore() {
+    export BORG_PASSCOMMAND="$BACKUP_PASSCOMMAND"
+    REMOTE="$1"
+    SNAPSHOT="$2"
+
+    export BORG_REPO="$REMOTE"
+    borg extract "${REMOTE}::${SNAPSHOT}"
+}
diff --git a/backends/bup.sh b/backends/bup.sh
index e51aaf1..ab27825 100644
--- a/backends/bup.sh
+++ b/backends/bup.sh
@@ -54,6 +54,10 @@ function bup_create_backup() {
     return $RETCODE
 }
 
+function bup_ls_remote() {
+    bup -d "$(bup_local)" ls -r "$BACKUP_DIR" "$BACKUP_NAME"
+}
+
 function bup_ls() {
     for BACKUP_DIR in ${BACKUP_DIRS[*]}
     do
@@ -61,3 +65,10 @@ function bup_ls() {
         bup -d "$(bup_local)" ls -r "$BACKUP_DIR" --human-readable -l "$BACKUP_NAME"
     done
 }
+
+function bup_restore() {
+    REMOTE="$1"
+    SNAPSHOT="$2"
+
+    bup -d "$(bup_local)" restore -r "$REMOTE" "$BACKUP_NAME/$SNAPSHOT/$PWD/."
+}
diff --git a/backends/tar.sh b/backends/tar.sh
index c6012e3..b556798 100644
--- a/backends/tar.sh
+++ b/backends/tar.sh
@@ -8,7 +8,7 @@ function tar_create_backup() {
     echo "tar: backing up..."
 
     # save world to a temporary archive
-    ARCHNAME="/tmp/${BACKUP_NAME}_`date +%d-%m-%y-%T`.tar.gz"
+    ARCHNAME="/tmp/${BACKUP_NAME}_`date +%FT%H%M%S%z`.tar.gz"
     tar -czf "$ARCHNAME" "./$WORLD_NAME"
 
     if [ ! $? -eq 0 ]
@@ -40,16 +40,34 @@ function tar_create_backup() {
     return $RETCODE
 }
 
+function tar_ls_remote() {
+    BACKUP_DIR="$1"
+    if [[ $BACKUP_DIR == *:* ]]; then
+        REMOTE="$(echo "$BACKUP_DIR" | cut -d: -f1)"
+        REMOTE_DIR="$(echo "$BACKUP_DIR" | cut -d: -f2)"
+        ssh "$REMOTE" "ls -1 $REMOTE_DIR" | grep "tar.gz"
+    else
+        ls -1 "$BACKUP_DIR" | grep "tar.gz"
+    fi
+}
+
 function tar_ls() {
     for BACKUP_DIR in ${BACKUP_DIRS[*]}
     do
         echo "Backups in $BACKUP_DIR:"
-        if [[ $BACKUP_DIR == *:* ]]; then
-            REMOTE="$(echo "$BACKUP_DIR" | cut -d: -f1)"
-            REMOTE_DIR="$(echo "$BACKUP_DIR" | cut -d: -f2)"
-            ssh "$REMOTE" "ls -1sh $REMOTE_DIR" | grep "tar.gz"
-        else
-            ls -1sh "$BACKUP_DIR" | grep "tar.gz"
-        fi
+        tar_ls_remote "$BACKUP_DIR"
     done
 }
+
+function tar_restore() {
+    REMOTE="$1"
+    SNAPSHOT="$2"
+
+    scp "$REMOTE/$SNAPSHOT" "/tmp/"
+    if [ ! $? -eq 0 ]; then
+        echo "Failed to get archive from \"$REMOTE/$SNAPSHOT\""
+        return 1
+    fi
+
+    tar -xzf "/tmp/$SNAPSHOT"
+}
-- 
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