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# pylint: disable=missing-docstring,invalid-name
import logging
import re
installer_log = logging.getLogger('installer')
def debug_env(env):
for k in sorted(env.keys()):
if k.startswith("OPENSHIFT") or k.startswith("ANSIBLE") or k.startswith("OO"):
# pylint: disable=logging-format-interpolation
installer_log.debug("{key}: {value}".format(
key=k, value=env[k]))
def is_valid_hostname(hostname):
if not hostname or len(hostname) > 255:
return False
if hostname[-1] == ".":
hostname = hostname[:-1] # strip exactly one dot from the right, if present
allowed = re.compile(r"(?!-)[A-Z\d-]{1,63}(?<!-)$", re.IGNORECASE)
return all(allowed.match(x) for x in hostname.split("."))
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