commands/global-status: initial go at it

plugins/commands/global-status/command.rb

@@ -0,0 +1,80 @@
+require 'optparse'
+
+module VagrantPlugins
+  module CommandGlobalStatus
+    class Command < Vagrant.plugin("2", :command)
+      def self.synopsis
+        "outputs status Vagrant environments for this user"
+      end
+
+      def execute
+        opts = OptionParser.new do |o|
+          o.banner = "Usage: vagrant global-status"
+        end
+
+        # Parse the options
+        argv = parse_options(opts)
+        return if !argv
+
+        columns = [
+          ["id", :id],
+          ["name", :name],
+          ["provider", :provider],
+          ["state", :state],
+          ["directory", :vagrantfile_path],
+        ]
+
+        widths = {}
+        widths[:id] = 8
+        widths[:name] = 6
+        widths[:provider] = 6
+        widths[:state] = 6
+        widths[:vagrantfile_path] = 35
+
+        entries = []
+        @env.machine_index.each do |entry|
+          entries << entry
+
+          columns.each do |_, method|
+            # Skip the id
+            next if method == :id
+
+            widths[method] ||= 0
+            cur = entry.send(method).to_s.length
+            widths[method] = cur if cur > widths[method]
+          end
+        end
+
+        total_width = 0
+        columns.each do |header, method|
+          header = header.ljust(widths[method]) if widths[method]
+          @env.ui.info("#{header} ", new_line: false)
+          total_width += header.length + 1
+        end
+        @env.ui.info("")
+        @env.ui.info("-" * total_width)
+
+        if entries.empty?
+          @env.ui.info(I18n.t("vagrant.global_status_none"))
+          return 0
+        end
+
+        entries.each do |entry|
+          columns.each do |_, method|
+            v = entry.send(method).to_s
+            v = v[0...7] if method == :id
+            v = v.ljust(widths[method]) if widths[method]
+            @env.ui.info("#{v} ", new_line: false)
+          end
+
+          @env.ui.info("")
+        end
+
+        @env.ui.info(" \n" + I18n.t("vagrant.global_status_footer"))
+
+        # Success, exit status 0
+        0
+      end
+    end
+  end
+end

plugins/commands/global-status/plugin.rb

@@ -0,0 +1,18 @@
+require "vagrant"
+
+module VagrantPlugins
+  module CommandGlobalStatus
+    class Plugin < Vagrant.plugin("2")
+      name "global-status command"
+      description <<-DESC
+      The `global-status` command shows what the running state (running/saved/..)
+      is of all the Vagrant environments known to the system.
+      DESC
+
+      command("global-status") do
+        require File.expand_path("../command", __FILE__)
+        Command
+      end
+    end
+  end
+end

templates/locales/en.yml

@@ -137,6 +137,17 @@ en:
       description of what they do.
 
       %{list}
+    global_status_footer: |-
+      The above shows information about all known Vagrant environments
+      on this machine. This data is cached and may not be completely
+      up-to-date. To interact with any of the machines, you can go to
+      that directory and run Vagrant, or you can use the ID directly
+      with Vagrant commands from any directory. For example:
+      "vagrant destroy 1a2b3c4d"
+    global_status_none: |-
+      There are no active Vagrant environments on this computer! Or,
+      you haven't destroyed and recreated Vagrant environments that were
+      started with an older version of Vagrant.
     plugin_needs_reinstall: |-
       The following plugins were installed with a version of Vagrant
       that had different versions of underlying components. Because