diff options
Diffstat (limited to 'ipaserver/install/installutils.py')
| -rw-r--r-- | ipaserver/install/installutils.py | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/ipaserver/install/installutils.py b/ipaserver/install/installutils.py index daf81e890..7f15d3769 100644 --- a/ipaserver/install/installutils.py +++ b/ipaserver/install/installutils.py @@ -41,7 +41,7 @@ from ipalib.util import validate_hostname from ipapython import config from ipalib import errors from ipapython.dn import DN -from ipaserver.install import certs +from ipaserver.install import certs, service from ipapython import services as ipaservices # Used to determine install status @@ -846,3 +846,21 @@ def stopped_service(service, instance_name=""): finally: root_logger.debug('Starting %s%s.', service, log_instance_name) ipaservices.knownservices[service].start(instance_name) + +def check_entropy(): + ''' + Checks if the system has enough entropy, if not, displays warning message + ''' + try: + with open('/proc/sys/kernel/random/entropy_avail', 'r') as efname: + if int(efname.read()) < 200: + emsg = 'WARNING: Your system is running out of entropy, ' \ + 'you may experience long delays' + service.print_msg(emsg) + root_logger.debug(emsg) + except IOError as e: + root_logger.debug("Could not open /proc/sys/kernel/random/entropy_avail: %s" % \ + e) + except ValueError as e: + root_logger.debug("Invalid value in /proc/sys/kernel/random/entropy_avail %s" % \ + e) |