Rename "roles" to "units". Put units in their own folders.

lib/units/device/plugins/solo.js

@@ -0,0 +1,50 @@
+var syrup = require('syrup')
+
+var logger = require('../../../util/logger')
+var wire = require('../../../wire')
+var wireutil = require('../../../wire/util')
+
+module.exports = syrup.serial()
+  .dependency(require('../support/sub'))
+  .dependency(require('../support/push'))
+  .dependency(require('../support/router'))
+  .dependency(require('./identity'))
+  .define(function(options, sub, push, router, identity) {
+    var log = logger.createLogger('device:plugins:solo')
+    var channel = wireutil.makePrivateChannel()
+
+    log.info('Subscribing to permanent channel "%s"', channel)
+    sub.subscribe(channel)
+
+    router.on(wire.ProbeMessage, function() {
+      push.send([
+        wireutil.global
+      , wireutil.envelope(new wire.DeviceIdentityMessage(
+          options.serial
+        , identity.platform
+        , identity.manufacturer
+        , identity.operator
+        , identity.model
+        , identity.version
+        , identity.abi
+        , identity.sdk
+        , new wire.DeviceDisplayMessage(identity.display)
+        , new wire.DevicePhoneMessage(identity.phone)
+        , identity.product
+        ))
+      ])
+    })
+
+    return {
+      channel: channel
+    , poke: function() {
+        push.send([
+          wireutil.global
+        , wireutil.envelope(new wire.DevicePokeMessage(
+            options.serial
+          , channel
+          ))
+        ])
+      }
+    }
+  })