Updating inspec with bastion options as per inspec/train#310

Signed-off-by: Noel Georgi <18496730+frezbo@users.noreply.github.com>

.gitignore

@@ -22,6 +22,7 @@ habitat/results
 /.direnv
 /.envrc
 results/
+TAGS
 
 www/source/index.html.slim
 www/Gemfile.lock

lib/inspec/base_cli.rb

@@ -13,6 +13,7 @@ def self.exit_on_failure?
       true
     end
 
+    # rubocop:disable MethodLength
     def self.target_options
       option :target, aliases: :t, type: :string,
         desc: 'Simple targeting option using URIs, e.g. ssh://user:pass@host:port'
@@ -54,6 +55,12 @@ def self.target_options
         desc: 'Read configuration from JSON file (`-` reads from stdin).'
       option :proxy_command, type: :string,
         desc: 'Specifies the command to use to connect to the server'
+      option :bastion_host, type: :string,
+        desc: 'Specifies the bastion host if applicable'
+      option :bastion_user, type: :string,
+        desc: 'Specifies the bastion user if applicable'
+      option :bastion_port, type: :string,
+        desc: 'Specifies the bastion port if applicable'
     end
 
     def self.profile_options

test/functional/inspec_exec_test.rb

@@ -300,6 +300,14 @@
     end
   end
 
+  describe 'when --bastion-host and --proxy_command is used' do
+    it 'raises an exception when both flags are provided' do
+      out = inspec('exec ' + example_profile + '  -t ssh://dummy@dummy --proxy_command dummy --bastion_host dummy')
+      out.exit_status.must_equal 1
+      out.stderr.must_include "Client error, can't connect to 'ssh' backend: Only one of proxy_command or bastion_host needs to be specified"
+    end
+  end
+
   describe 'with sensitive resources' do
     it 'hides sensitive output' do
       out = inspec('exec ' + sensitive_profile  + ' --no-create-lockfile')