fix lots of backup stuff

bundles/backup/files/backup_all

@@ -1,5 +1,7 @@
 #!/bin/bash
 
+set -exu
+
 # FIXME: inelegant
 % if wol_command:
 ${wol_command}

bundles/backup/files/backup_path

@@ -1,11 +1,13 @@
 #!/bin/bash
 
+set -exu
+
 path=$1
 
-if zfs list -H -o mountpoint | grep -q "$path"
+if zfs list -H -o mountpoint | grep -q "^$path$"
 then
   /opt/backup/backup_path_via_zfs "$path"
-elif test -d "$path"
+elif test -e "$path"
 then
   /opt/backup/backup_path_via_rsync "$path"
 else

bundles/backup/files/backup_path_via_rsync

@@ -7,4 +7,14 @@ uuid=$(jq -r .client_uuid < /etc/backup/config.json)
 server=$(jq -r .server_hostname < /etc/backup/config.json)
 ssh="ssh -o ConnectTimeout=5 backup-receiver@$server"
 
-rsync -av --rsync-path="sudo rsync" "$path/" "backup-receiver@$server:/mnt/backups/$uuid$path/"
+if test -d "$path"
+then
+  postfix="/"
+elif test -f "$path"
+then
+  postfix=""
+else
+  exit 1
+fi
+
+rsync -av --rsync-path="sudo rsync" "$path$postfix" "backup-receiver@$server:/mnt/backups/$uuid$path$postfix"