fnichol/chef-user — pull request #21 by kylegibson (2012-10-07 09:38:24+00:00)
Title: Provide default value for users array

In Chef 10.14.4, if no default value is provided, the following compile error occurs:

================================================================================
Recipe Compile Error in /tmp/chef-solo/cookbooks/user/recipes/data_bag.rb
================================================================================

ArgumentError
-------------
```
Attribute to_ary is not defined!
```

Cookbook Trace:
---------------
```
/tmp/chef-solo/cookbooks/user/recipes/data_bag.rb:32:in `Array'
/tmp/chef-solo/cookbooks/user/recipes/data_bag.rb:32:in `from_file'
```

Relevant File Content:
----------------------
/tmp/chef-solo/cookbooks/user/recipes/data_bag.rb:

```
25: # node['user']['user_array_node_attr'] = "base/user_accounts"
26: user_array = node
27: node['user']['user_array_node_attr'].split("/").each do |hash_key|
28: user_array = user_array.send(:[], hash_key)
29: end
30:
31: # only manage the subset of users defined
32>> Array(user_array).each do |i|
33: u = data_bag_item(bag, i.gsub(/[.]/, '-'))
34: username = u['username'] || u['id']
35:
36: user_account username do
37: %w{comment uid gid home shell password system_user manage_home create_group
38: ssh_keys ssh_keygen}.each do |attr|
39: send(attr, u[attr]) if u[attr]
40: end
41: action u['action'].to_sym if u['action']
```