DESCRIPTION

cpan modules resource provider

PREREQUISITES

A little prerequisites are required. Run cpan::bootstrap recipe to satisfy
- curl
- App::cpanminus
- CPAN
- local::lib

If you only want to run bootstrap once, set the bootstrap['keep_uptodate'] attribute to false.

BASIC USAGE

cpan_client 'CGI' do
    action 'install'
    install_type 'cpan_module'
    user 'root'
    group 'root'
end

RESOURCE ACTIONS

• install - install module or application
• test - test module, don't install it
• reload_cpan_index - reload cpan client indexes

RESOURCE ATTRIBUTES

• cwd - specifies current working directory where installation process runs, default value is /tmp/
• dry_run - specifies whether to run installation process in dry-run mode or not, default value is false
• environment - specifies Hash with environment variables exported to installation process
• force - specifies whether to run installation process in force mode, default - false
• from_cookbook - specifies cookbook, where distributive stored at. Check out chef cookbook_file resource documentation
• user/group - specifies a user/group for installation process
• inc - specifies perl @INC array
• install_base - specifies installation base
• install_path - specifies installation paths
• install_type - specifies installation type : cpan_module, bundle, application; default - application
• module_name - specifies the name of cpan module to check version against when install, useful when installing from http url or cookbook
• version - specifies version of module to install, see also module_name parameter
  • if version defined as version '0' - installs only if module is not installed yet
  • if version defined as version 'version-number' - installs by version and higher
  • if version defined as version '=version-number' - installs exact version

EXAMPLES OF USAGE

fake install

cpan_client 'CGI' do
    user 'root'
    group 'root'
    dry_run true 
    install_type 'cpan_module'
    action 'install'
end

does not install, only run tests

cpan_client 'CGI' do
    user 'root'
    group 'root'
    install_type 'cpan_module'
    action 'test'
end

Bundle install

cpan_client 'Bundle::LWP' do
    user 'root'
    group 'root' 
    install_type 'bundle'
    action 'install'
end

force install

cpan_client 'CGI' do
    user 'root'
    group 'root'
    force true 
    install_type 'cpan_module'
    action 'install'
end

installs version or higher

cpan_client 'CGI' do
    user 'root'
    group 'root'
    version '3.55' 
    install_type 'cpan_module'
    action 'install'
end

installs only if module is not installed yet

cpan_client 'CGI' do
    user 'root'
    group 'root'
    version '0' 
    install_type 'cpan_module'
    action 'install'
end

installs exact version of module

# exact version installation is available only for install from cookbook or from http url

cpan_client 'http://search.cpan.org/CPAN/authors/id/M/MA/MARKSTOS/CGI.pm-3.59.tar.gz' do
    user 'root'
    group 'root'
    module_name 'CGI'
    version '=3.59'
    action 'install'
end

cpan_client 'Moose-1.24.tar.gz' do
    user 'root'
    group 'root'
    from_cookbook  'moose'
    module_name 'Moose'
    version '=1.24'
    action 'install'
end

installs distributive stored in cookbook

cpan_client 'Moose-1.24.tar.gz' do
    user 'root'
    group 'root'
    from_cookbook  'moose'
    install_type 'cpan_module'
    action 'install'
end

installs distributive stored in cookbook with version check

cpan_client 'Moose-1.24.tar.gz' do
    user 'root'
    group 'root'
    from_cookbook  'moose'
    module_name 'Moose'
    version '1.24'
    action 'install'
end

installs distributive strored remotely

# only http protocol now is supported:
cpan_client 'http://search.cpan.org/CPAN/authors/id/M/MA/MARKSTOS/CGI.pm-3.59.tar.gz' do
    user 'root'
    group 'root'
    action 'install'
end

installs distributive strored remotely with version check

cpan_client 'http://search.cpan.org/CPAN/authors/id/M/MA/MARKSTOS/CGI.pm-3.58.tar.gz' do
    user 'root'
    group 'root'
    module_name 'CGI'
    version '3.59'
    action 'install'
end

installs into given installation base

cpan_client 'CGI' do
    user 'root'
    group 'root'
    install_base '/some/where/else'
    install_type 'cpan_module'
    action 'install'
end

installs into given installation base, relative to given cwd

# will install into '/home/alex/mydir'
cpan_client 'CGI' do
    user 'root'
    group 'root'
    install_base 'mydir'
    cwd '/home/alex/'
    install_type 'cpan_module'
    action 'install'
end

installs with given install paths

# will override settings for `htdocs` and `config` elements
cpan_client 'Module' do
    user 'root'
    group 'root'
    install_path ["htdocs=#{ENV['PWD']}/htdocs/", "config=#{ENV['PWD']}/etc/"]
    install_type 'cpan_module'
    action 'install'
end

installs distributive unpacked in current working directory

cpan_client 'my application' do
    user 'root'
    group 'root'
    install_type 'application'
    action 'install'
end

installs under not privileged user

# will install into $PWD/cpanlib directory
cpan_client 'my application' do
    install_type 'application'
    user 'user'
    group 'users'
    install_base 'cpanlib'  
    action 'install'
end

reloads cpan indexes

cpan_client 'reload cpan index' do
    user 'user'
    group 'users'
    action 'reload_cpan_index'
end

Features

Other examples (cucumber features) may be found at cpan-test project