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authorJason DeTiberus <jdetiber@redhat.com>2015-03-13 03:49:43 -0400
committerJhon Honce <jhonce@redhat.com>2015-03-24 11:04:22 -0700
commit33dda93c3920d9f2df371d71393fb35829c1bdd1 (patch)
tree79c19cdc7ec370932f7fb53ff773647233eb8722
parentf6b2eaf7d12ff1f74551662cea46a8bad6beac33 (diff)
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add oo_prepend_strings_in_list filter
-rw-r--r--filter_plugins/oo_filters.py106
1 files changed, 62 insertions, 44 deletions
diff --git a/filter_plugins/oo_filters.py b/filter_plugins/oo_filters.py
index b57056375..caf1fd1f0 100644
--- a/filter_plugins/oo_filters.py
+++ b/filter_plugins/oo_filters.py
@@ -1,39 +1,42 @@
+#!/usr/bin/python
+# -*- coding: utf-8 -*-
+# vim: expandtab:tabstop=4:shiftwidth=4
+
from ansible import errors, runner
import json
import pdb
def oo_pdb(arg):
- ''' This pops you into a pdb instance where arg is the data passed in from the filter.
+ ''' This pops you into a pdb instance where arg is the data passed in from the filter.
Ex: "{{ hostvars | oo_pdb }}"
- '''
- pdb.set_trace()
- return arg
+ '''
+ pdb.set_trace()
+ return arg
def oo_len(arg):
- ''' This returns the length of the argument
+ ''' This returns the length of the argument
Ex: "{{ hostvars | oo_len }}"
- '''
- return len(arg)
+ '''
+ return len(arg)
def get_attr(data, attribute=None):
- ''' This looks up dictionary attributes of the form a.b.c and returns the value.
+ ''' This looks up dictionary attributes of the form a.b.c and returns the value.
Ex: data = {'a': {'b': {'c': 5}}}
attribute = "a.b.c"
returns 5
- '''
-
- if not attribute:
- raise errors.AnsibleFilterError("|failed expects attribute to be set")
+ '''
+ if not attribute:
+ raise errors.AnsibleFilterError("|failed expects attribute to be set")
- ptr = data
- for attr in attribute.split('.'):
- ptr = ptr[attr]
+ ptr = data
+ for attr in attribute.split('.'):
+ ptr = ptr[attr]
- return ptr
+ return ptr
def oo_collect(data, attribute=None, filters={}):
- ''' This takes a list of dict and collects all attributes specified into a list
- If filter is specified then we will include all items that match _ALL_ of filters.
+ ''' This takes a list of dict and collects all attributes specified into a list
+ If filter is specified then we will include all items that match _ALL_ of filters.
Ex: data = [ {'a':1, 'b':5, 'z': 'z'}, # True, return
{'a':2, 'z': 'z'}, # True, return
{'a':3, 'z': 'z'}, # True, return
@@ -42,44 +45,59 @@ def oo_collect(data, attribute=None, filters={}):
attribute = 'a'
filters = {'z': 'z'}
returns [1, 2, 3]
- '''
+ '''
- if not issubclass(type(data), list):
- raise errors.AnsibleFilterError("|failed expects to filter on a List")
+ if not issubclass(type(data), list):
+ raise errors.AnsibleFilterError("|failed expects to filter on a List")
- if not attribute:
- raise errors.AnsibleFilterError("|failed expects attribute to be set")
+ if not attribute:
+ raise errors.AnsibleFilterError("|failed expects attribute to be set")
- if filters:
- retval = [get_attr(d, attribute) for d in data if all([ d[key] == filters[key] for key in filters ]) ]
- else:
- retval = [get_attr(d, attribute) for d in data]
+ if filters:
+ retval = [get_attr(d, attribute) for d in data if all([ d[key] == filters[key] for key in filters ]) ]
+ else:
+ retval = [get_attr(d, attribute) for d in data]
- return retval
+ return retval
def oo_select_keys(data, keys):
- ''' This returns a list, which contains the value portions for the keys
+ ''' This returns a list, which contains the value portions for the keys
Ex: data = { 'a':1, 'b':2, 'c':3 }
keys = ['a', 'c']
returns [1, 3]
- '''
+ '''
+
+ if not issubclass(type(data), dict):
+ raise errors.AnsibleFilterError("|failed expects to filter on a Dictionary")
- if not issubclass(type(data), dict):
- raise errors.AnsibleFilterError("|failed expects to filter on a Dictionary")
+ if not issubclass(type(keys), list):
+ raise errors.AnsibleFilterError("|failed expects first param is a list")
- if not issubclass(type(keys), list):
- raise errors.AnsibleFilterError("|failed expects first param is a list")
+ # Gather up the values for the list of keys passed in
+ retval = [data[key] for key in keys]
- # Gather up the values for the list of keys passed in
- retval = [data[key] for key in keys]
+ return retval
- return retval
+def oo_prepend_strings_in_list(data, prepend):
+ ''' This takes a list of strings and prepends a string to each item in the
+ list
+ Ex: data = ['cart', 'tree']
+ prepend = 'apple-'
+ returns ['apple-cart', 'apple-tree']
+ '''
+ if not issubclass(type(data), list):
+ raise errors.AnsibleFilterError("|failed expects first param is a list")
+ if not all(isinstance(x, basestring) for x in data):
+ raise errors.AnsibleFilterError("|failed expects first param is a list of strings")
+ retval = [prepend + s for s in data]
+ return retval
class FilterModule (object):
- def filters(self):
- return {
- "oo_select_keys": oo_select_keys,
- "oo_collect": oo_collect,
- "oo_len": oo_len,
- "oo_pdb": oo_pdb
- }
+ def filters(self):
+ return {
+ "oo_select_keys": oo_select_keys,
+ "oo_collect": oo_collect,
+ "oo_len": oo_len,
+ "oo_pdb": oo_pdb,
+ "oo_prepend_strings_in_list": oo_prepend_strings_in_list
+ }