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#!/bin/sh
. samizdat-paths.sh
. var.sh
. btrfs-functions.sh
rootfs_uuid ()
{
btrfs filesystem show / | sed -ne 's/.*uuid: //p'
}
remote_btrfs_receiver()
{
# ssh "$BTRFS_RECEIVE_DESTINATION_HOST" -- "sudo btrfs receive $(shellescape "$BTRFS_RECEIVE_DESTINATION_PATH")"
ssh "$BTRFS_RECEIVE_DESTINATION_HOST" -- \
"sudo sh sami/btrfs-receive-root.sh $(shellescape "$BTRFS_RECEIVE_DESTINATION_PATH") $(shellescape "$BTRFS_RECEIVE_SUBVOLUME_NAME")"
}
dummy_receiver()
{
true
}
push_remote()
{
$(ARGS_NE mnt src ssh_dst)
now=$(date +%F.%H%M%S) || die
snap_dir=$mnt/snapshot.$now
prev_dir=$mnt/SEED
case "$ssh_dst" in
*:*) ;;
*) return 1;;
esac
local BTRFS_RECEIVE_DESTINATION_PATH="${ssh_dst#*:}"
local BTRFS_RECEIVE_DESTINATION_HOST="${ssh_dst%%:*}"
local BTRFS_RECEIVE_SUBVOLUME_NAME="${snap_dir#$mnt/}"
push_helper false "$snap_dir" "$prev_dir" "$src" remote_btrfs_receiver
}
ssh_dst=d@fifty.local:sami/test_dest
mkdir -p /mnt/rootfs || die
mountpoint -q /mnt/rootfs || mount -o subvol=/ UUID=$(rootfs_uuid) /mnt/rootfs || die
push_remote /mnt/rootfs / "$ssh_dst"
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