B #6666: Restic passwords: remove quotes and sanitize

Author: josepselga

src/datastore_mad/remotes/restic/restic.rb

@@ -97,7 +97,8 @@ def initialize(action, opts = {})
 
         @restic_bin = RESTIC_BIN_PATHS[@options[:host_type]]
 
-        @passwd = @doc.elements["#{prefix}TEMPLATE/RESTIC_PASSWORD"].text.sub(/\A['"](.*)['"]\z/, '\1')
+        passwd_s = @doc.elements["#{prefix}TEMPLATE/RESTIC_PASSWORD"]
+        @passwd = passwd_s.text.sub(/\A['"](.*)['"]\z/, '\1')
 
         @bwlimit = safe_get("#{prefix}TEMPLATE/RESTIC_BWLIMIT", -1)
         @maxproc = Integer(safe_get("#{prefix}TEMPLATE/RESTIC_MAXPROC", -1))