chef/cookbooks/nodejs/libraries/nodejs_helper.rb

60 lines
1.9 KiB
Ruby

module NodeJs
module Helper
def npm_dist
if node['nodejs']['npm']['url']
{ 'url' => node['nodejs']['npm']['url'] }
else
require 'open-uri'
require 'json'
result = JSON.parse(URI.parse("https://registry.npmjs.org/npm/#{node['nodejs']['npm']['version']}").read, max_nesting: false)
ret = { 'url' => result['dist']['tarball'], 'version' => result['_npmVersion'], 'shasum' => result['dist']['shasum'] }
Chef::Log.debug("Npm dist #{ret}")
ret
end
end
def npm_list(package, path = nil, environment = {})
require 'json'
cmd = if path
Mixlib::ShellOut.new("npm list #{package} -json", cwd: path, environment: environment)
else
Mixlib::ShellOut.new("npm list #{package} -global -json", environment: environment)
end
begin
JSON.parse(cmd.run_command.stdout, max_nesting: false)
rescue JSON::ParserError => e
Chef::Log.error("nodejs::library::nodejs_helper::npm_list exception #{e}")
{}
end
end
def url_valid?(list, package)
require 'open-uri'
begin
URI.parse(list.fetch(package, {}).fetch('resolved'))
rescue KeyError
# the package may have been installed without using a url
true
rescue URI::InvalidURIError
false
end
end
def version_valid?(list, package, version)
(version ? list[package]['version'] == version : true)
end
def npm_package_installed?(package, version = nil, path = nil, npm_token = nil)
environment = { 'NPM_TOKEN' => npm_token } if npm_token
list = npm_list(package, path, environment)['dependencies']
# Return true if package installed and installed to good version
# see if we really want to add the url check
!list.nil? && list.key?(package) && version_valid?(list, package, version) && url_valid?(list, package)
end
end
end