87 lines
3.6 KiB
Bash
87 lines
3.6 KiB
Bash
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#!/bin/bash
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scripts_dir="$(dirname $(realpath "${BASH_SOURCE:-$0}"))"
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efile=$1.env
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if [[ -f $efile ]]; then
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module_load confirm
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echo "#### sourcing $efile ########"
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source $efile
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TDIR=${TDIR:-/snapshots/transfer/target}
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TSNAPS=${TDIR:-/snapshots/transfer/target}/${TSNAPS:-tmp/tsnaps}
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SDIR=${SDIR:-/snapshots/transfer/source}
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CDIR=${CDIR:-/snapshots/conf}
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# TODO make sure minimal environment is set
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source <(
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source $efile
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bash $(module_find btpl) os.conf.tmpl
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) >$CDIR/$TNAME.conf
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echo "######### btrbk file: $TNAME.conf ##############"
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cat "$CDIR/$TNAME.conf"
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echo "#######################"
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if ! confirm "conf file is ok?"; then exit; fi
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module_load btrbk btrfs
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mkdir -p $TDIR &>/dev/null
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mkdir -p $SDIR &>/dev/null
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echo $SDIR
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ls -la /snapshots/transfer
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[[ $TLABEL ]] && sudo mount -L $TLABEL $TDIR
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[[ $TUUID ]] && sudo mount --UUID=$TUUID $TDIR
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[[ $TDEV ]] && sudo mount /dev/$TDEV $TDIR
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if mountpoint $TDIR &>/dev/null; then
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sudo mkdir -p $TSNAPS
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echo able to mount $TLABEL $TUUID $TDEV at $TDIR... continuing transfer
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if btrbk_run $2 "$CDIR/$TNAME.conf"; then
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echo successful transfer from $SMP/$SNAME to $TLABEL $TUUID $TDEV - $TSNAPS
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sudo btrbk -c "$CDIR/$TNAME.conf" list latest
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echo "########################"
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if sudo mkdir -p $TDIR/$TNAME &>/dev/null; then
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echo cloning transfered read only snapshots at $TSNAPS
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ls -la $TSNAPS
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echo to $TDIR/$TNAME
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sudo btrbk -c "$CDIR/$TNAME.conf" list latest
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latest=$(sudo btrbk -c "$CDIR/$TNAME.conf" list latest --format col:h:snapshot_subvolume | xargs -I % sh -c 'basename %' | sed '$!N; /^\(.*\)\n\1$/!P; D')
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if [[ $latest ]]; then
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for snap in $latest; do
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# dests+=" $(btrbk -c $file list target --format col:h:target_path)"
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bsnap=$(basename "${snap%.*}")
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echo cloning $TSNAPS/$snap to $TDIR/$TNAME/$bsnap
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if [[ -d $TDIR/$TNAME/$bsnap ]]; then
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echo snapshot $TDIR/$TNAME/$bsnap already exists you must manually remove it if you want to overwrite
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echo "'sudo btrfs sub del $TDIR/$TNAME/$bsnap' or 'sudo btrfs sub del $TDIR/$TNAME/*'"
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else
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sudo btrfs sub snap $TSNAPS/$snap $TDIR/$TNAME/$bsnap
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echo $TDIR/$TNAME/$bsnap
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ls -la $TDIR/$TNAME/$bsnap
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fi
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done
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echo $TDIR/$TNAME
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ls -la $TDIR/$TNAME
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else
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echo no transfered snapshots to clone
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fi
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else
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echo ERROR unable to make directory $TDIR/$TNAME
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fi
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else
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echo ERROR: snapshot transfer to $TLABEL $TUUID $TDEV - $TSNAPS failed
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fi
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echo deleting temporary transfer snapshots at $SDIR
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sudo btrfs sub del $SDIR/*
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sudo rm -rf $SDIR
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echo deleting temporary transfer snapshots at $TSNAPS
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sudo btrfs sub del $TSNAPS/*
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sudo rm -rf $TSNAPS
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echo unmounting $TDIR
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if sudo umount -R $TDIR; then
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if ! confirm "remove local mount directory $TDIR?"; then exit; fi
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sudo rm -f $TDIR
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else
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echo WARNING: not able to unmount $TDIR
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fi
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else
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echo unable to mount $TLABEL $TUUID $TDEV at $TDIR
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fi
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else
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echo environment file $efile does not exisit
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fi
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