migrate commands to use new ssh system: node init, test, add-user

1 files changed, 93 insertions, 0 deletions

diff --git a/lib/leap_cli/ssh/options.rb b/lib/leap_cli/ssh/options.rb
new file mode 100644
index 00000000..0bbaa36f
--- /dev/null
+++ b/lib/leap_cli/ssh/options.rb
@@ -0,0 +1,93 @@
+#
+# Options for passing to the ruby gem ssh-net
+#
+
+module LeapCli
+  module SSH
+    module Options
+
+      def self.global_options
+        {
+          #:keys_only => true,
+          :global_known_hosts_file => Path.named_path(:known_hosts),
+          :user_known_hosts_file => '/dev/null',
+          :paranoid => true,
+          :verbose => net_ssh_log_level,
+          :auth_methods => ["publickey"],
+          :timeout => 5
+        }
+      end
+
+      def self.node_options(node, ssh_options_override=nil)
+        {
+          # :host_key_alias => node.name, << incompatible with ports in known_hosts
+          :host_name => node.ip_address,
+          :port => node.ssh.port
+        }.merge(
+          contingent_ssh_options_for_node(node)
+        ).merge(
+          ssh_options_override||{}
+        )
+      end
+
+      def self.options_from_args(args)
+        ssh_options = {}
+        if args[:port]
+          ssh_options[:port] = args[:port]
+        end
+        if args[:ip]
+          ssh_options[:host_name] = args[:ip]
+        end
+        if args[:auth_methods]
+          ssh_options[:auth_methods] = args[:auth_methods]
+        end
+        return ssh_options
+      end
+
+      def self.sanitize_command(cmd)
+        if cmd =~ /(^|\/| )rm / || cmd =~ /(^|\/| )unlink /
+          LeapCli.log :warning, "You probably don't want to do that. Run with --force if you are really sure."
+          exit(1)
+        else
+          cmd
+        end
+      end
+
+      private
+
+      def self.contingent_ssh_options_for_node(node)
+        opts = {}
+        if node.vagrant?
+          opts[:keys] = [vagrant_ssh_key_file]
+          opts[:keys_only] = true # only use the keys specified above, and
+                                  # ignore whatever keys the ssh-agent is aware of.
+          opts[:paranoid] = false # we skip host checking for vagrant nodes,
+                                  # because fingerprint is different for everyone.
+          if LeapCli.logger.log_level <= 1
+            opts[:verbose] = :error # suppress all the warnings about adding
+                                    # host keys to known_hosts, since it is
+                                    # not actually doing that.
+          end
+        end
+        if !node.supported_ssh_host_key_algorithms.empty?
+          opts[:host_key] = node.supported_ssh_host_key_algorithms
+        end
+        return opts
+      end
+
+      def self.net_ssh_log_level
+        if DEBUG
+          case LeapCli.logger.log_level
+            when 1 then 3
+            when 2 then 2
+            when 3 then 1
+            else 0
+          end
+        else
+          nil
+        end
+      end
+
+    end
+  end
+end
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