Class: Chef::Provisioning::AWSDriver::Credentials

Inherits:
Object
  • Object
show all
Includes:
Mixin::DeepMerge, Enumerable
Defined in:
lib/chef/provisioning/aws_driver/credentials.rb

Overview

Reads in credential files in Amazon’s download format and presents the credentials to you

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Credentials

Returns a new instance of Credentials.



10
11
12
13
 
# File 'lib/chef/provisioning/aws_driver/credentials.rb', line 10

def initialize
  @credentials = {}
  load_default
end

Class Method Details

.method_missing(name, *args, &block) ⇒ Object 



110
111
112
 
# File 'lib/chef/provisioning/aws_driver/credentials.rb', line 110

def self.method_missing(name, *args, &block)
  singleton.send(name, *args, &block)
end

.singleton ⇒ Object 



114
115
116
 
# File 'lib/chef/provisioning/aws_driver/credentials.rb', line 114

def self.singleton
  @aws_credentials ||= Credentials.new
end

Instance Method Details

#[](name) ⇒ Object 



29
30
31
 
# File 'lib/chef/provisioning/aws_driver/credentials.rb', line 29

def [](name)
  @credentials[name]
end

#default ⇒ Object 



18
19
20
21
22
23
 
# File 'lib/chef/provisioning/aws_driver/credentials.rb', line 18

def default
  if @credentials.empty?
    raise "No credentials loaded!  Do you have a ~/.aws/config?"
  end
  @credentials[ENV["AWS_DEFAULT_PROFILE"] || "default"] || @credentials.first[1]
end

#each(&block) ⇒ Object 



33
34
35
 
# File 'lib/chef/provisioning/aws_driver/credentials.rb', line 33

def each(&block)
  @credentials.each(&block)
end

#keys ⇒ Object 



25
26
27
 
# File 'lib/chef/provisioning/aws_driver/credentials.rb', line 25

def keys
  @credentials.keys
end

#load_config_ini(config_ini_file) ⇒ Object 



45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
 
# File 'lib/chef/provisioning/aws_driver/credentials.rb', line 45

def load_config_ini(config_ini_file)
  inifile = IniFile.load(File.expand_path(config_ini_file))
  config = {}
  if inifile
    inifile.each_section do |section|
      next unless section =~ /^\s*profile\s+(.+)$/ || section =~ /^\s*(default)\s*/
      profile_name = Regexp.last_match(1).strip
      profile = inifile[section].each_with_object({}) do |pair, result|
        result[pair[0].to_sym] = pair[1]
      end
      profile[:name] = profile_name
      config[profile_name] = profile
    end
  end
  config
end

#load_credentials_ini(credentials_ini_file) ⇒ Object 



62
63
64
65
66
67
68
69
70
71
72
73
74
75
 
# File 'lib/chef/provisioning/aws_driver/credentials.rb', line 62

def load_credentials_ini(credentials_ini_file)
  inifile = IniFile.load(File.expand_path(credentials_ini_file))
  config = {}
  if inifile
    inifile.each_section do |section|
      profile = inifile[section].each_with_object({}) do |pair, result|
        result[pair[0].to_sym] = pair[1]
      end
      profile[:name] = section
      config[section] = profile
    end
  end
  config
end

#load_csv(credentials_csv_file) ⇒ Object 



77
78
79
80
81
82
83
84
85
86
 
# File 'lib/chef/provisioning/aws_driver/credentials.rb', line 77

def load_csv(credentials_csv_file)
  CSV.new(File.open(credentials_csv_file), headers: :first_row).each do |row|
    @credentials[row["User Name"]] = {
      name: row["User Name"],
      user_name: row["User Name"],
      aws_access_key_id: row["Access Key Id"],
      aws_secret_access_key: row["Secret Access Key"]
    }
  end
end

#load_default ⇒ Object 



97
98
99
100
101
102
103
104
105
106
107
108
 
# File 'lib/chef/provisioning/aws_driver/credentials.rb', line 97

def load_default
  config_file = ENV["AWS_CONFIG_FILE"] || File.expand_path("~/.aws/config")
  credentials_file = ENV["AWS_SHARED_CREDENTIALS_FILE"] || ENV["AWS_CREDENTIAL_FILE"] || File.expand_path("~/.aws/credentials")
  if File.file?(config_file)
    if File.file?(credentials_file)
      load_inis(config_file, credentials_file)
    else
      load_inis(config_file)
    end
  end
  load_env_variables if @credentials.empty?
end

#load_env_variables ⇒ Object 



88
89
90
91
92
93
94
95
 
# File 'lib/chef/provisioning/aws_driver/credentials.rb', line 88

def load_env_variables
  if ENV["AWS_ACCESS_KEY_ID"] && ENV["AWS_SECRET_ACCESS_KEY"]
    @credentials["default"] = {
      aws_access_key_id: ENV["AWS_ACCESS_KEY_ID"],
      aws_secret_access_key: ENV["AWS_SECRET_ACCESS_KEY"]
    }
  end
end

#load_inis(config_ini_file, credentials_ini_file = nil) ⇒ Object 



37
38
39
40
41
42
43
 
# File 'lib/chef/provisioning/aws_driver/credentials.rb', line 37

def load_inis(config_ini_file, credentials_ini_file = nil)
  @credentials = load_config_ini(config_ini_file)
  if credentials_ini_file
    @credentials = deep_merge!(@credentials,
                               load_credentials_ini(credentials_ini_file))
  end
end