Class: ChefCLI::Command::ShowPolicy

Inherits:
Base
  • Object
show all
Includes:
ChefCLI::Configurable
Defined in:
lib/chef-cli/command/show_policy.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from ChefCLI::Configurable

#chef_config, #chefcli_config, #config_loader, #generator_config, #knife_config, #reset_config!

Methods inherited from Base

#check_license_acceptance, #needs_help?, #needs_version?, #run_with_default_options

Methods included from Helpers

#err, #git_bin_dir, #git_windows_bin_dir, #msg, #omnibus_bin_dir, #omnibus_embedded_bin_dir, #omnibus_env, #omnibus_expand_path, #omnibus_install?, #omnibus_root, #package_home, #stderr, #stdout, #system_command, #usr_bin_path, #usr_bin_prefix

Constructor Details

#initialize(*args) ⇒ ShowPolicy

Returns a new instance of ShowPolicy.



69
70
71
72
73
74
75
 
# File 'lib/chef-cli/command/show_policy.rb', line 69

def initialize(*args)
  super
  @show_all_policies = nil
  @policy_name = nil
  @policy_group = nil
  @ui = UI.new
end

Instance Attribute Details

#policy_group ⇒ Object (readonly)

Returns the value of attribute policy_group.



67
68
69
 
# File 'lib/chef-cli/command/show_policy.rb', line 67

def policy_group
  @policy_group
end

#policy_name ⇒ Object (readonly)

Returns the value of attribute policy_name.



65
66
67
 
# File 'lib/chef-cli/command/show_policy.rb', line 65

def policy_name
  @policy_name
end

#ui ⇒ Object

Returns the value of attribute ui.



63
64
65
 
# File 'lib/chef-cli/command/show_policy.rb', line 63

def ui
  @ui
end

Instance Method Details

#apply_params!(params) ⇒ Object 



124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
 
# File 'lib/chef-cli/command/show_policy.rb', line 124

def apply_params!(params)
  remaining_args = parse_options(params)

  if remaining_args.empty? && show_summary_diff?
    ui.err("The --summary-diff option can only be used when showing a single policy")
    ui.err("")
    ui.err(opt_parser)
    false
  elsif remaining_args.empty?
    @show_all_policies = true
    true
  elsif remaining_args.size == 1
    @policy_name = remaining_args.first
    @show_all_policies = false
    true
  elsif remaining_args.size == 2
    @policy_name = remaining_args[0]
    @policy_group = remaining_args[1]
    @show_all_policies = false
    true
  else
    ui.err("Too many arguments")
    ui.err("")
    ui.err(opt_parser)
    false
  end
end

#debug? ⇒ Boolean

Returns:

  • (Boolean) 


98
99
100
 
# File 'lib/chef-cli/command/show_policy.rb', line 98

def debug?
  !!config[:debug]
end

#enable_pager? ⇒ Boolean

Returns:

  • (Boolean) 


110
111
112
 
# File 'lib/chef-cli/command/show_policy.rb', line 110

def enable_pager?
  config[:pager]
end

#handle_error(error) ⇒ Object 



114
115
116
117
118
119
120
121
122
 
# File 'lib/chef-cli/command/show_policy.rb', line 114

def handle_error(error)
  ui.err("Error: #{error.message}")
  if error.respond_to?(:reason)
    ui.err("Reason: #{error.reason}")
    ui.err("")
    ui.err(error.extended_error_info) if debug?
    ui.err(error.cause.backtrace.join("\n")) if debug?
  end
end

#run(params) ⇒ Object 



77
78
79
80
81
82
83
84
85
 
# File 'lib/chef-cli/command/show_policy.rb', line 77

def run(params)
  return 1 unless apply_params!(params)

  show_policy_service.run
  0
rescue PolicyfileServiceError => e
  handle_error(e)
  1
end

#show_orphans? ⇒ Boolean

Returns:

  • (Boolean) 


106
107
108
 
# File 'lib/chef-cli/command/show_policy.rb', line 106

def show_orphans?
  config[:show_orphans]
end

#show_policy_service ⇒ Object 



87
88
89
90
91
92
93
94
95
96
 
# File 'lib/chef-cli/command/show_policy.rb', line 87

def show_policy_service
  @policy_list_service ||=
    PolicyfileServices::ShowPolicy.new(config: chef_config,
                                       ui:,
                                       policy_name:,
                                       policy_group:,
                                       show_orphans: show_orphans?,
                                       summary_diff: show_summary_diff?,
                                       pager: enable_pager?)
end

#show_summary_diff? ⇒ Boolean

Returns:

  • (Boolean) 


102
103
104
 
# File 'lib/chef-cli/command/show_policy.rb', line 102

def show_summary_diff?
  false
end