Merge pull request #6917 from bcoca/random_filter_clean

simple random filter
pull/6890/merge
jctanner 11 years ago
commit bfb25f4f89

@ -234,6 +234,27 @@ be used. The default is ``False``, and if set as ``True`` will use more strict
{{ sample_version_var | version_compare('1.0', operator='lt', strict=True) }}
.. _random_filter
Random Number Filter
--------------------------
.. versionadded:: 1.6
To get a random number from 0 to supplied end::
{{ 59 |random}} * * * * root /script/from/cron
Get a random number from 0 to 100 but in steps of 10::
{{ 100 |random(step=10) }} => 70
Get a random number from 1 to 100 but in steps of 10::
{{ 100 |random(1, 10) }} => 31
{{ 100 |random(start=1, step=10) }} => 51
.. _other_useful_filters:
Other Useful Filters

@ -27,6 +27,7 @@ import operator as py_operator
from ansible import errors
from ansible.utils import md5s
from distutils.version import LooseVersion, StrictVersion
from random import SystemRandom
def to_nice_yaml(*a, **kw):
'''Make verbose, human readable yaml'''
@ -180,6 +181,10 @@ def version_compare(value, version, operator='eq', strict=False):
except Exception, e:
raise errors.AnsibleFilterError('Version comparison: %s' % e)
def rand(end, start=0, step=1):
r = SystemRandom()
return r.randrange(start, end, step)
class FilterModule(object):
''' Ansible core jinja2 filters '''
@ -245,5 +250,8 @@ class FilterModule(object):
# version comparison
'version_compare': version_compare,
# random numbers
'random': rand,
}

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