mirror of
https://asciireactor.com/o4data/zfs-backup.git
synced 2024-11-24 18:05:06 +00:00
Updated all run routines.
This commit is contained in:
parent
7c914b7a60
commit
b178bf3793
GPG Key ID:
16C720CD3BBE21D9
153
backup.sh
153
backup.sh
@ -9,11 +9,11 @@ nodes_file="nodes.txt"
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datasets_file="datasets.txt"
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### datasets.txt
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# <dataset 1> [remote dataset]
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# <dataset 2> [remote dataset]
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# <dataset 3> [remote dataset]
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# <dataset 1> [options]
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# <dataset 2> [options]
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# <dataset 3> [options]
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# ...
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# recognized options: nosend nosnap(shot) remotezfs=<remote dataset name>
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# recognized options: nosend nosnap(shot) remotezfs=<remote dset name>
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if [ ! -f $nodes_file ]; then echo "No nodes specified."; exit 2; fi
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if [ ! -f $datasets_file ]; then echo "No datasets specified."; exit 3; fi
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@ -48,6 +48,34 @@ run_send_recv()
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fi
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}
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run_snapshot()
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{
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if [ $ZB_TEST_MODE = "TRUE" ]; then
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echo zfs snapshot $ZFS_SNAPSHOT_OPTS $dset@$snapid
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else
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zfs snapshot $ZFS_SNAPSHOT_OPTS $dset@$snapid
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fi
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}
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run_allow()
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{
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if [ $ZB_TEST_MODE = "TRUE" ]; then
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echo zfs allow -u $LOCAL_USER $ORIGIN_PERMS $dset
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else
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zfs allow -u $LOCAL_USER $ORIGIN_PERMS $dset
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fi
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}
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run_remote()
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{
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ssh_cmd="ssh $SSH_SEND_OPTS -o port=$port $user@$addr"
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if [ $ZB_TEST_MODE = "TRUE" ]; then
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echo $ssh_cmd $remote_cmd
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else
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$ssh_cmd $remote_cmd
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fi
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}
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set_compression() {
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case $SEND_COMPRESSED in
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[tTyY]*) ZFS_SEND_OPTS="$ZFS_SEND_OPTS -c"
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@ -57,8 +85,8 @@ set_compression() {
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populate_datasets()
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{
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while read dataset dataset_options; do
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case $dataset in
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while read dset dataset_options; do
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case $dset in
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\#*) continue;;
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esac
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@ -74,32 +102,32 @@ populate_datasets()
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;;
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"remotezfs="*)
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remotezfs=`echo $option|cut -d'=' -f2`
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dataset="$dataset:$remotezfs"
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dset="$dset:$remotezfs"
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;;
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esac
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done
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if [ $send_dataset ]; then
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SEND_DATASETS="$SEND_DATASETS $dataset"
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debug "Enabled send for $dataset."
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SEND_DATASETS="$SEND_DATASETS $dset"
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debug "Enabled send for $dset."
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fi
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if [ $snapshot_dataset ]; then
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SNAPSHOT_DATASETS="$SNAPSHOT_DATASETS $dataset"
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debug "Enabled snapshot for $dataset."
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SNAPSHOT_DATASETS="$SNAPSHOT_DATASETS $dset"
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debug "Enabled snapshot for $dset."
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fi
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done < datasets.txt
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}
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list_datasets()
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{
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for dataset in $SEND_DATASETS; do
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dataset=`echo $dataset|cut -d: -f1`
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zfs list -H $dataset
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for dset in $SEND_DATASETS; do
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dset=`echo $dset|cut -d: -f1`
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zfs list -H $dset
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done
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}
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list_remote_datasets() {
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while read addr user ssh_port zroot speed; do
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while read addr user port zroot speed; do
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echo "=== $user@$addr $zroot ==="
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if [ $zroot ]; then
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case $zroot in
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@ -107,22 +135,19 @@ list_remote_datasets() {
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*) zroot="$zroot/" ;;
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esac
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fi
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run_cmd="
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sh -c 'for dataset in $SEND_DATASETS; do
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dataset=`echo \\$dataset|cut -d: -f2`
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zfs list -H $zroot\$dataset;
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done'"
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if [ $ZB_TEST_MODE = "TRUE" ]; then
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echo ssh $SSH_SEND_OPTS -o port=$ssh_port $user@$addr $run_cmd
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else
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ssh $SSH_SEND_OPTS -o port=$ssh_port $user@$addr $run_cmd
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fi
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remote_cmd="
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sh -c 'for dset in $SEND_DATASETS; do
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dset=`echo \\$dset|cut -d: -f2`
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zfs list -H $zroot\$dset;
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done'
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"
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run_remote
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done < sendnodes.tmp
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}
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get_latest_snapshot()
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{
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zfs list -t snapshot $dataset | tail -n1 | cut -d'@' -f2 | cut -d' ' -f 1
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zfs list -t snapshot $dset | tail -n1 | cut -d'@' -f2 | cut -d' ' -f 1
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}
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get_latest_remote_snapshot()
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@ -133,26 +158,22 @@ get_latest_remote_snapshot()
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*) zroot="$zroot/" ;;
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esac
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fi
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ssh $SSH_SEND_OPTS -o port=$ssh_port $user@$addr \
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"zfs list -t snapshot $zroot$dataset |
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tail -n1|cut -d'@' -f2|cut -d' ' -f 1"
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remote_cmd="zfs list -t snapshot $zroot$dset|tail -n1|cut -d'@' -f2|cut -d' ' -f 1"
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run_remote
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}
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zfs_allow_origin()
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{
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for dataset in $SEND_DATASETS; do
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dataset=`echo $dataset|cut -d: -f1`
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if [ $ZB_TEST_MODE = "TRUE" ]; then
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echo zfs allow -u $LOCAL_USER $ORIGIN_PERMS $dataset
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else
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zfs allow -u $LOCAL_USER $ORIGIN_PERMS $dataset
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fi
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for dset in $SEND_DATASETS; do
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dset=`echo $dset|cut -d: -f1`
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run_allow
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done
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}
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zfs_allow_mirrors()
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{
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while read addr user ssh_port zroot speed; do
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while read addr user port zroot speed; do
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echo "=== $user@$addr $zroot ==="
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if [ $zroot ]; then
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case $zroot in
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@ -161,34 +182,26 @@ zfs_allow_mirrors()
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esac
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fi
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remote_cmd="
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for dataset in $SEND_DATASETS; do
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dataset=`echo \\$dataset|cut -d: -f2`
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zfs allow -u $user $MIRROR_PERMS $zroot\$dataset
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for dset in $SEND_DATASETS; do
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dset=`echo \\$dset|cut -d: -f2`
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zfs allow -u $user $MIRROR_PERMS $zroot\$dset
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done
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"
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if [ $ZB_TEST_MODE = "TRUE" ]; then
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echo ssh $SSH_SEND_OPTS -o port=$ssh_port $user@$addr $remote_cmd
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else
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ssh $SSH_SEND_OPTS -o port=$ssh_port $user@$addr $remote_cmd
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fi
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run_remote
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done < sendnodes.tmp
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}
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create_snapshots()
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{
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snapshot_id="`date -I`-`date +%s`-$LOCAL_TZ"
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for dataset in $SNAPSHOT_DATASETS; do
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if [ $ZB_TEST_MODE = "TRUE" ]; then
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echo zfs snapshot $ZFS_SNAPSHOT_OPTS $dataset@$snapshot_id
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else
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zfs snapshot $ZFS_SNAPSHOT_OPTS $dataset@$snapshot_id
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fi
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snapid="`date -I`-`date +%s`-$LOCAL_TZ"
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for dset in $SNAPSHOT_DATASETS; do
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run_snapshot
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done
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}
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send_latest()
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{
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while read addr user ssh_port zroot speed; do
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while read addr user port zroot speed; do
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echo "=== $user@$addr $zroot ==="
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if [ $zroot ]; then
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case $zroot in
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@ -196,15 +209,14 @@ send_latest()
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*) zroot="$zroot/" ;;
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esac
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fi
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for dataset in $SEND_DATASETS; do
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remote_dataset=`echo $dataset|cut -d: -f2`
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dataset=`echo $dataset|cut -d: -f1`
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debug "Processing $dataset (remote $remote_dataset)."
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origin_snapshot=`get_latest_snapshot $dataset`
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send_cmd="zfs send $ZFS_SEND_OPTS $dataset@$origin_snapshot"
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for dset in $SEND_DATASETS; do
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rset=`echo $dset|cut -d: -f2`
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dset=`echo $dset|cut -d: -f1`
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debug "Processing $dset (remote $rset)."
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snap1=`get_latest_snapshot $dset`
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send_cmd="zfs send $ZFS_SEND_OPTS $dset@$snap1"
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pv_cmd="pv -qL ${speed:-$DEF_SPEED}"
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recv_cmd="ssh $SSH_SEND_OPTS -o port=$ssh_port $user@$addr \
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zfs recv $ZFS_RECV_OPTS $zroot$remote_dataset"
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recv_cmd="ssh $SSH_SEND_OPTS -o port=$port $user@$addr zfs recv $ZFS_RECV_OPTS $zroot$rset"
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run_send_recv
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done
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done < sendnodes.tmp
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@ -212,7 +224,7 @@ send_latest()
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send_increment()
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{
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while read addr user ssh_port zroot speed; do
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while read addr user port zroot speed; do
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echo "=== $user@$addr $zroot ==="
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if [ $zroot ]; then
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case $zroot in
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@ -220,16 +232,15 @@ send_increment()
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*) zroot="$zroot/" ;;
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esac
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fi
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for dataset in $SEND_DATASETS; do
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remote_dataset=`echo $dataset|cut -d: -f2`
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dataset=`echo $dataset|cut -d: -f1`
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origin_snapshot=`get_latest_snapshot`
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remote_snapshot=`get_latest_remote_snapshot`
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send_cmd="zfs send $ZFS_SEND_OPTS -i $dataset@$remote_snapshot \
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$dataset@$origin_snapshot"
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for dset in $SEND_DATASETS; do
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rset=`echo $dset|cut -d: -f2`
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dset=`echo $dset|cut -d: -f1`
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snap1=`get_latest_snapshot`
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snap0=`get_latest_remote_snapshot`
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send_cmd="zfs send $ZFS_SEND_OPTS -i $dset@$snap0 $dset@$snap1"
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pv_cmd="pv -qL ${speed:-$DEF_SPEED}"
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recv_cmd="ssh $SSH_SEND_OPTS -o port=$ssh_port $user@$addr \
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zfs recv $ZFS_RECV_OPTS $zroot$remote_dataset"
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recv_cmd="ssh $SSH_SEND_OPTS -o port=$port $user@$addr \
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zfs recv $ZFS_RECV_OPTS $zroot$rset"
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run_send_recv
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done
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done < sendnodes.tmp
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