$zfs list -H -t snapshot |
grep ^${remote_fs}@ |
awk '{print$1}' > $remote_list
-if [ $? != 0 ]; then
- fatal_and_exit "-E- remote $zfs list on $hostname command failed" $mailto
+if [[ $? != 0 ]] && [[ $expect_empty_remote_list == 0 ]]; then
+ echo "-W- Unable to find $remote_fs on the remote host $hostname. Unable to proceed since the"
+ echo " expect_empty_remote_list option has not been set to allow this, skipping replicate operation."
+ fatal_and_exit "-E- remote $zfs list on $hostname for $remote_fs command failed" $mailto
fi
# List the snapshots on the local machine.
grep ^${backup_pool}/${remote_fs}@ |
grep -v ^${backup_pool}/${current_backup_marker} |
awk "{gsub(/^$backup_pool./,\"\",\$1); print\$1}" > $local_list
-if [ $? != 0 ]; then
- fatal_and_exit "-E- local $zfs list on $hostname command failed" $mailto
-fi
+# If no local snapshots exist, we may need to send the entire filesystem, which we'll do later
+# So, no error check here as a non-zero return code means the local filesystem or snaps are missing
+# We'll catch this later on as a case where we need to send the entire filesystem
# Destroy the current backup marker snapshot on the remote system if it exists
grep -q ${current_backup_marker} $remote_list