Class: AppCommand::AWSList

Inherits:
Convoy::ActionCommand::Base
  • Object
show all
Defined in:
lib/routes/aws_list.rb

Instance Method Summary collapse

Instance Method Details

#execute ⇒ Object 



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# File 'lib/routes/aws_list.rb', line 5

def execute

    begin

        @opts = command_options
        @args = arguments

        @resource       = nil
        @export_id      = nil
        @silent         = @opts[:json] || @opts[:json_prompt] || @opts[:yaml] || @opts[:yaml_colored]
        @regions        = App::AWSCli::get_regions
        @terminal_width = Blufin::Terminal::get_terminal_width
        @data           = nil
        @table_widths   = {}
        @export_map     = {}
        @columns        = {}

        @columns, @data, @export_map, @table_widths = App::AWSReports::parse_metadata(@regions)

        opts_validate
        opts_routing

    rescue => e

        Blufin::Terminal::print_exception(e)

    end

end

#opts_routing ⇒ Object 



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# File 'lib/routes/aws_list.rb', line 81

def opts_routing

    system('clear') unless @silent

    # Display metadata and exit (if -m flag is set)
    if @opts[:metadata]
        App::AWSReports::get_auto_fetch_resources(@data).each do |title, data|
            output = []
            output << "\x1B[38;5;240m    AWS-CLI Command:\x1B[38;5;106m #{data[:resource][App::AWSReports::KEY_CLI]['command']}" if data[:resource].has_key?(App::AWSReports::KEY_CLI) && data[:resource][App::AWSReports::KEY_CLI].has_key?('command')
            output << "\x1B[38;5;240m          Region(s):\x1B[38;5;94m #{data[:resource][App::AWSReports::KEY_REGIONS].join(', ')}" if data[:resource].has_key?(App::AWSReports::KEY_REGIONS)
            output << "\x1B[38;5;240mPreferred Region(s):\x1B[38;5;94m #{data[:resource][App::AWSReports::KEY_REGIONS_PREFERRED].join(', ')}" if data[:resource].has_key?(App::AWSReports::KEY_REGIONS_PREFERRED)
            Blufin::Terminal::custom(data[:resource_title], 55, "Exports: #{Blufin::Terminal::format_highlight(title)}", output)
        end
        puts
        exit
    end

    # Select Key (if not already specified using the --resource flag)
    if @resource.nil?
        resource_title = Blufin::Terminal::prompt_select('Select AWS Resource(s) to list:', @data.keys)
        @resource      = @data[resource_title]
    else
        resource_title = @opts[:resource]
    end

    # TODO - REMOVE CACHING
    cache_file = '/tmp/aws-uber-results-cache.txt'
    if !@opts[:resource].nil? && @opts[:resource].downcase == App::AWSReports::CONST_ALL

        if false && Blufin::Files::file_exists(cache_file)

            # TODO - REMOVE CACHING
            uber_results = {}
            puts
            puts "  \x1B[38;5;196mGetting regional_response from cache: #{Blufin::Terminal::format_directory(cache_file)}\x1B[0m"
            eval("uber_results = #{Blufin::Files::read_file(cache_file)[0]}")

        else

            # Get and display all resources.
            uber_results = {}
            cmd_color    = 240
            threads      = []
            no_fit       = []
            puts
            @data.each do |resource_title, resource|
                # Skip tables that don't fit.
                fit_res = fits_in_terminal(resource_title)
                unless fit_res[0]
                    no_fit << "\x1B[38;5;196m#{resource_title}\x1B[38;5;240m (required: #{fit_res[1]} / actual: #{fit_res[2]})"
                    next
                end
                sleep(0.01)
                cmd_regions = @regions.join(',')
                cmd_regions = resource[App::AWSReports::KEY_REGIONS].join(',') if resource.has_key?(App::AWSReports::KEY_REGIONS)
                cmd_regions = "\x1B[38;5;#{cmd_color}m[\x1B[38;5;246m#{cmd_regions}\x1B[38;5;#{cmd_color}m]"
                App::AWSOutputter::output_cli_command("aws #{resource[App::AWSReports::KEY_CLI][App::AWSReports::KEY_COMMAND]} --region #{cmd_regions}\x1B[38;5;240m --profile \x1B[38;5;246m#{App::AWSProfile::get_profile_name}\x1B[0m")
                threads << Thread.new {
                    uber_results[resource_title] = App::AWSReports::get_aws_data(@regions, resource, resource_title, silent: true)
                }
            end
            # If some tables don't fit, output a warning.
            sleep(0.01)
            if no_fit.any?
                Blufin::Terminal::warning("The following resource(s) will be omitted because they won't fit in the terminal window.", no_fit)
            else
                puts
            end
            Blufin::Terminal::execute_proc('AWS - Fetching data...', Proc.new {
                threads.each { |thread| thread.join }
            })

            # TODO - REMOVE CACHING
            Blufin::Files::write_file(cache_file, [uber_results.inspect])

        end

        puts
        @data.each do |resource_title, resource|
            if uber_results.has_key?(resource_title)
                output_aws_data(uber_results[resource_title], resource, resource_title, silent: false)
            end
        end

    else

        # Bomb-out if the output does not fit in Terminal.
        if !@opts[:json] && !@opts[:json_prompt] && !@opts[:yaml] && !@opts[:yaml_colored] && !fits_in_terminal(resource_title)[0]
            Blufin::Terminal::error("Output for #{Blufin::Terminal::format_highlight(resource_title)} \x1B[38;5;240m(#{Blufin::Terminal::format_action(@table_widths[resource_title])}\x1B[38;5;240m-width)\x1B[0m does not fit in Terminal \x1B[38;5;240m(#{Blufin::Terminal::format_action(@terminal_width)}\x1B[38;5;240m-width)\x1B[0m", 'Please make your terminal wider and try again.', true)
        end

        # TODO - REMOVE CACHING
        cache_file = "/tmp/aws-results-#{resource_title}-cache.txt"
        if false && Blufin::Files::file_exists(cache_file)

            # TODO - REMOVE CACHING
            puts
            puts "  \x1B[38;5;196mGetting regional_response from cache: #{Blufin::Terminal::format_directory(cache_file)}\x1B[0m"
            results = {}
            eval("results = #{Blufin::Files::read_file(cache_file)[0]}")

        else
            results = App::AWSReports::get_aws_data(@regions, @resource, resource_title, silent: @silent)

            # TODO - REMOVE CACHING
            Blufin::Files::write_file(cache_file, [results.inspect])
        end

        # Get and display a single resource.
        output_aws_data(results, @resource, resource_title, silent: @silent)
    end

end

#opts_validate ⇒ Object 



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# File 'lib/routes/aws_list.rb', line 35

def opts_validate

    Blufin::Routes::only_one_of(@opts, [:json, :json_prompt, :yaml, :yaml_colored])

    # TODO - Implement!
    if @opts[:region] || @opts[:environment] || @opts[:project]
        raise RuntimeError, 'Not yet implemented!'
    end

    # Throw error if -m is set with any other flas.
    Blufin::Terminal::error("When #{Blufin::Terminal::format_flag('m')} is set, no other flags can be set.", "Found: #{Blufin::Routes::flags_set(@opts).to_i - 1} other flag(s).", true) if @opts[:metadata] && Blufin::Routes::flags_set(@opts).to_i > 1

    # For resources with exports, this enables you to pass the -r flag as both AcmCertificates or AcmCertificateArn (and it will resolve to the same API call).
    if @export_map.has_key?(@opts[:resource])
        @export_id       = @opts[:resource]
        @opts[:resource] = @export_map[@opts[:resource]]
    end

    # Validate that resource exists (if passed from command-line).
    unless @opts[:resource].nil?
        if @opts[:resource].downcase == App::AWSReports::CONST_ALL
            Blufin::Terminal::error("The #{Blufin::Terminal::format_flag('v')} cannot be set when listing all resources.") if @opts[:verbose]
            Blufin::Terminal::error("The #{Blufin::Terminal::format_flag('j')} cannot be set when listing all resources.") if @opts[:json]
            Blufin::Terminal::error("The #{Blufin::Terminal::format_flag('j')} cannot be set when listing all resources.") if @opts[:json_prompt]
            Blufin::Terminal::error("The #{Blufin::Terminal::format_flag('y')} cannot be set when listing all resources.") if @opts[:yaml]
            Blufin::Terminal::error("The #{Blufin::Terminal::format_flag('Y')} cannot be set when listing all resources.") if @opts[:yaml_colored]
            @resource = App::AWSReports::CONST_ALL
        else
            Blufin::Terminal::error("Invalid: #{Blufin::Terminal::format_invalid(@opts[:resource])} . Available resources are:", @data.keys, true) unless @data.has_key?(@opts[:resource])
            @resource = @data[@opts[:resource]]
        end
    end

    # If response is JSON/YAML, Resource must be explicitly specified.
    if @opts[:json] || @opts[:json_prompt] || @opts[:yaml] || @opts[:yaml_colored]
        flag = 'j' if @opts[:json]
        flag = 'J' if @opts[:json_prompt]
        flag = 'y' if @opts[:yaml]
        flag = 'Y' if @opts[:yaml_colored]
        Blufin::Terminal::error("Must specify #{Blufin::Terminal::format_highlight('resource')} explicitly (using #{Blufin::Terminal::format_flag('r')}) if #{Blufin::Terminal::format_flag(flag)} is set.") if @opts[:resource].nil?
        if @opts[:json_prompt]
            Blufin::Terminal::error("Resource must have #{Blufin::Terminal::format_highlight('export')} defined if #{Blufin::Terminal::format_flag(flag)} is set.") unless @resource.has_key?(App::AWSReports::KEY_EXPORT)
        end
    end
end