pwsafe: New command `xfer' to transfer data to a new database backend.

This works at the StorageBackend level, and doesn't require any secrets
to do its thing.

diff --git a/pwsafe b/pwsafe
index 896d63aae1e9b84003b617f5d3c562f181c5ded9..c12f856bd5e7dee42bfec95c67dd254c2b16219c 100644 (file)
--- a/pwsafe
+++ b/pwsafe
@@ -147,6 +147,25 @@ def cmd_del(av):
     try: del pw[tag]
     except KeyError, exc: die("Password `%s' not found" % exc.args[0])
 
+def cmd_xfer(av):
+
+  ## Parse the command line.
+  try: opts, args = getopt(av, 'd:', ['database='])
+  except GetoptError: return 1
+  dbty = 'flat'
+  for o, a in opts:
+    if o in ('-d', '--database'): dbty = a
+    else: raise 'Barf!'
+  if len(args) != 1: return 1
+  try: dbcls = StorageBackend.byname(dbty)
+  except KeyError: die("Unknown database backend `%s'" % dbty)
+
+  ## Create the target database.
+  with StorageBackend.open(file) as db_in:
+    with dbcls.create(args[0]) as db_out:
+      for k, v in db_in.iter_meta(): db_out.put_meta(k, v)
+      for k, v in db_in.iter_passwds(): db_out.put_passwd(k, v)
+
 commands = { 'create': [cmd_create,
                         '[-c CIPHER] [-d DBTYPE] [-h HASH] [-m MAC] [PP-TAG]'],
              'find' : [cmd_find, 'LABEL'],
@@ -155,7 +174,8 @@ commands = { 'create': [cmd_create,
              'changepp' : [cmd_changepp, ''],
              'copy' : [cmd_copy, 'DEST-FILE [GLOB-PATTERN]'],
              'to-pixie' : [cmd_topixie, '[TAG [PIXIE-TAG]]'],
-             'delete' : [cmd_del, 'TAG']}
+             'delete' : [cmd_del, 'TAG'],
+             'xfer': [cmd_xfer, '[-d DBTYPE] DEST-FILE'] }
 
 ###--------------------------------------------------------------------------
 ### Command-line handling and dispatch.