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Size: 1.81 KB
Versions: 9
Compression:
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Contents
require 'optparse'
require 'json'
module Vcloud
module Walker
class Cli
def initialize(argv_array)
@usage_text = nil
@resource_type = nil
@options = {
:yaml => false,
}
parse(argv_array)
end
def run
begin
out = Vcloud::Walker.walk(@resource_type)
if @options[:yaml]
print(out.to_yaml)
else
print(JSON.pretty_generate(out))
end
rescue => e
$stderr.puts(e)
exit 1
end
end
private
def parse(args)
opt_parser = OptionParser.new do |opts|
opts.banner = <<-EOS
Usage: #{$0} [options] resource_type
Vcloud-walker is a command line tool, to describe different VMware vCloud Director 5.1 resources. It uses Fog under the hood.
Resources that can be walked using vcloud-walker are:
catalogs
vdcs
networks
edgegateways
organization
See https://github.com/gds-operations/vcloud-walker for more info
EOS
opts.on("--yaml", "Yaml output") do
@options[:yaml] = true
end
opts.on("-h", "--help", "Print usage and exit") do
$stderr.puts opts
exit
end
opts.on("--version", "Display version and exit") do
puts Vcloud::Walker::VERSION
exit
end
end
@usage_text = opt_parser.to_s
begin
opt_parser.parse!(args)
rescue OptionParser::InvalidOption => e
exit_error_usage(e)
end
exit_error_usage("must supply resource_type") unless args.size == 1
@resource_type = args.first
end
def exit_error_usage(error)
$stderr.puts "#{$0}: #{error}"
$stderr.puts @usage_text
exit 2
end
end
end
end
Version data entries
9 entries across 9 versions & 1 rubygems