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Added -p Parameter for SSH Port
Changed from -I to -i for no intermediate Snapshots
Enabled SSH Compression -C
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cpzengel 2019-11-11 15:19:24 +01:00 committed by GitHub
parent 21f780de69
commit 8fb9106826
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 11 additions and 9 deletions
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backup-zfs
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@ -10,7 +10,7 @@ usage() {
src the source fs, specified as [host:]pool/path/to/fs src the source fs, specified as [host:]pool/path/to/fs
dest the destination fs parent, specified as [host:]pool/path/to/fs dest the destination fs parent, specified as [host:]pool/path/to/fs
(the final path component of src will be appended to dest) (the final path component of src will be appended to dest)
-p ssh port
-h help -h help
-v verbose mode -v verbose mode
-q quiet mode -q quiet mode
@ -53,10 +53,10 @@ ZFS() {
shift shift
if [[ -n $host ]] ; then if [[ -n $host ]] ; then
log "remote ($host): zfs $@" log "remote ($host): zfs $@"
ssh "$host" sudo zfs "$@" ssh -C -p $port "$host" zfs "$@"
else else
log "local: zfs $@" log "local: zfs $@"
sudo zfs "$@" zfs "$@"
fi fi
} }
@ -70,11 +70,12 @@ verbose=false
quiet=false quiet=false
tossh=false tossh=false
fromssh=false fromssh=false
port=22
### ###
### parse options ### parse options
### ###
while getopts "hvqk:t:d:srg:" opt ; do while getopts "hvqk:p:t:d:srg:" opt ; do
case $opt in case $opt in
h) usage 0 ;; h) usage 0 ;;
v) v)
@ -84,6 +85,7 @@ while getopts "hvqk:t:d:srg:" opt ; do
;; ;;
q) quiet=true ;; q) quiet=true ;;
k) keep=$OPTARG ;; k) keep=$OPTARG ;;
p) port=$OPTARG ;;
t) tag=$OPTARG ;; t) tag=$OPTARG ;;
d) dateopts=$OPTARG ;; d) dateopts=$OPTARG ;;
s) tossh=true ;; s) tossh=true ;;
@ -162,15 +164,15 @@ if $tossh ; then
# normal case: send incremental # normal case: send incremental
else else
log "sending $([[ -n $gpgid ]] && echo "encrypted ")incremental snapshot from $src to $dest (${last#${tag}_}..${cur#*@${tag}_})" log "sending $([[ -n $gpgid ]] && echo "encrypted ")incremental snapshot from $src to $dest (${last#${tag}_}..${cur#*@${tag}_})"
#ZFS "$srchost" send $send_opts -R -I "$last" "$cur" | ZFS "$desthost" receive $recv_opts -Fue "$destfs" || die $? "zfs incremental send failed" #ZFS "$srchost" send $send_opts -R -i "$last" "$cur" | ZFS "$desthost" receive $recv_opts -Fue "$destfs" || die $? "zfs incremental send failed"
if [[ -n $gpgid ]] ; then if [[ -n $gpgid ]] ; then
ZFS "$srchost" send $send_opts -R -I "$last" "$cur" \ ZFS "$srchost" send $send_opts -R -i "$last" "$cur" \
| gpg --trust-model always --encrypt --recipient "$gpgid" \ | gpg --trust-model always --encrypt --recipient "$gpgid" \
| ssh "$desthost" zfswrite "${tag}_$date.zfssnap.gpg" \ | ssh "$desthost" zfswrite "${tag}_$date.zfssnap.gpg" \
|| die $? "zfs incremental send failed" || die $? "zfs incremental send failed"
ssh "$desthost" zfslast "$snap" ssh "$desthost" zfslast "$snap"
else else
ZFS "$srchost" send $send_opts -R -I "$last" "$cur" \ ZFS "$srchost" send $send_opts -R -i "$last" "$cur" \
| ssh "$desthost" zfswrite "${tag}_$date.zfssnap" \ | ssh "$desthost" zfswrite "${tag}_$date.zfssnap" \
|| die $? "zfs incremental send failed" || die $? "zfs incremental send failed"
ssh "$desthost" zfslast "$snap" ssh "$desthost" zfslast "$snap"
@ -200,7 +202,7 @@ elif $fromssh ; then
### receive ### receive
### ###
log "receiving incremental snapshot from $src to $dest" log "receiving incremental snapshot from $src to $dest"
#ZFS "$srchost" send $send_opts -R -I "$last" "$cur" | ZFS "$desthost" receive $recv_opts -Fue "$destfs" || die $? "zfs incremental send failed" #ZFS "$srchost" send $send_opts -R -i "$last" "$cur" | ZFS "$desthost" receive $recv_opts -Fue "$destfs" || die $? "zfs incremental send failed"
for file in $(ssh "$srchost" zfsfind | sort) ; do for file in $(ssh "$srchost" zfsfind | sort) ; do
log "receiving $file from $srchost" log "receiving $file from $srchost"
if [[ $file =~ \.gpg$ ]] ; then if [[ $file =~ \.gpg$ ]] ; then
@ -255,7 +257,7 @@ elif ! ZFS "$srchost" list $srcfs@$last &>/dev/null ; then
# normal case: send incremental # normal case: send incremental
else else
log "sending incremental snapshot from $src to $dest (${last#${tag}_}..${cur#*@${tag}_})" log "sending incremental snapshot from $src to $dest (${last#${tag}_}..${cur#*@${tag}_})"
ZFS "$srchost" send $send_opts -R -I "$last" "$cur" | ZFS "$desthost" receive $recv_opts -Fue "$destfs" || die $? "zfs incremental send failed" ZFS "$srchost" send $send_opts -R -i "$last" "$cur" | ZFS "$desthost" receive $recv_opts -Fue "$destfs" || die $? "zfs incremental send failed"
fi fi
### ###