Mercurial > hgrepos > FreeBSD > ports > sysutils > local-bsdtools

changeset 178:00fbf2b4b44f

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Allow to copy ZFS datasets in "raw" mode (with "-Lec" set)
author Franz Glasner <hg@dom66.de>
date Tue, 16 Aug 2022 11:51:05 +0200
parents 9ffbe53dbc35
children 6c144aca8ac5
files sbin/fjail
diffstat 1 files changed, 10 insertions(+), 5 deletions(-) [+]
line wrap: on
line diff
--- a/sbin/fjail	Tue Aug 16 11:44:56 2022 +0200
+++ b/sbin/fjail	Tue Aug 16 11:51:05 2022 +0200
@@ -50,6 +50,7 @@
     Copy a tree of ZFS datasets with "zfs send -R" and "zfs receive".
     Note that the destination dataset must not exist already.
 
+    -r        Copy the datasets with the -Lec options (aka "raw")
     -u        Do not automatically mount received datasets
 
 ENVIRONMENT:
@@ -255,12 +256,16 @@
 command_copy() {
     # source dataset -- destination dataset
     local _source _dest
-    # dynamic ZFS options
-    local _zfsopts
+    # dynamic ZFS options -- ZFS copy options
+    local _zfsopts _zfscopyopts
 
     _zfsopts=""
-    while getopts "u" _opt ; do
+    _zfscopyopts=""
+    while getopts "ru" _opt ; do
         case ${_opt} in
+            r)
+                # Use raw datasets
+                _zfscopyopts="-Lec"
             u)
                 # do not mount newly created datasets
                 _zfsopts="${_zfsopts} -u"
@@ -283,8 +288,8 @@
         echo "ERROR: no source dataset given" >&2
         return 2
     fi
-    zfs send -R -n -v ${_source} || { echo "ERROR: ZFS operation failed in no-op mode" >&2; return 1; }
-    zfs send -R "${_source}" | zfs receive ${_zfsopts} "${_dest}"  || { echo "ERROR: ZFS operation failed" >&2; return 1; }
+    zfs send -R ${_zfscopyopts} -n -v "${_source}" || { echo "ERROR: ZFS operation failed in no-op mode" >&2; return 1; }
+    zfs send -R ${_zfscopyopts} "${_source}" | zfs receive ${_zfsopts} "${_dest}"  || { echo "ERROR: ZFS operation failed" >&2; return 1; }
 }