def validate_pn(pn):
"""Perform validation on a recipe name (PN) for a new recipe."""
reserved_names = ['forcevariable', 'append', 'prepend', 'remove']
- if not re.match('[0-9a-z-.]+', pn):
- return 'Recipe name "%s" is invalid: only characters 0-9, a-z, - and . are allowed' % pn
+ if not re.match('^[0-9a-z-.+]+$', pn):
+ return 'Recipe name "%s" is invalid: only characters 0-9, a-z, -, + and . are allowed' % pn
elif pn in reserved_names:
return 'Recipe name "%s" is invalid: is a reserved keyword' % pn
elif pn.startswith('pn-'):