From 1e9a58a79988c58c284b5011990bfc8bc20a1f06 Mon Sep 17 00:00:00 2001
From: Alexey Ukhov <auk@startext.ru>
Date: Tue, 24 Mar 2020 10:20:53 +0700
Subject: [PATCH] change cp with tar

---
 docker_clone_volume.sh | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
 mode change 100644 => 100755 docker_clone_volume.sh

diff --git a/docker_clone_volume.sh b/docker_clone_volume.sh
old mode 100644
new mode 100755
index ce46efc..79175ba
--- a/docker_clone_volume.sh
+++ b/docker_clone_volume.sh
@@ -13,7 +13,7 @@ then
         exit
 fi
 
-if [ "$2" = "" ] 
+if [ "$2" = "" ]
 then
         echo "Please provide a destination volume name"
         exit
@@ -40,11 +40,11 @@ fi
 
 
 echo "Creating destination volume \"$2\"..."
-docker volume create --name $2  
+docker volume create --name $2
 echo "Copying data from source volume \"$1\" to destination volume \"$2\"..."
 docker run --rm \
            -i \
            -t \
            -v $1:/from \
            -v $2:/to \
-           alpine ash -c "cd /from ; cp -av . /to"
+           alpine ash -c "cd /from && tar cf - . | (cd /to && tar xvf -)"