Add display information to device identity.

lib/db/api.js

@@ -52,5 +52,6 @@ module.exports.saveDeviceIdentity = function(serial, identity) {
   , version: identity.version
   , abi: identity.abi
   , sdk: identity.sdk
+  , display: identity.display
   }))
 }

lib/roles/device.js

@@ -5,6 +5,7 @@ var Promise = require('bluebird')
 var zmq = require('zmq')
 var adbkit = require('adbkit')
 var monkey = require('adbkit-monkey')
+var request = Promise.promisifyAll(require('request'))
 
 var logger = require('../util/logger')
 var wire = require('../wire')
@@ -18,6 +19,7 @@ var ChannelManager = require('../wire/channelmanager')
 module.exports = function(options) {
   var log = logger.createLogger('device')
   var identity = Object.create(null)
+  var display = Object.create(null)
   var vendor = Object.create(null)
   var solo = wireutil.makePrivateChannel()
   var channels = new ChannelManager()
@@ -151,6 +153,31 @@ module.exports = function(options) {
                   log.info(chunk)
                 })
             })
+            .then(function() {
+              return devutil.waitForPort(adb, options.serial, port)
+            })
+            .then(function(conn) {
+              conn.end()
+              var ours = options.ports.pop()
+              return adb.forwardAsync(
+                  options.serial
+                , util.format('tcp:%d', ours)
+                , util.format('tcp:%d', port)
+                )
+                .then(function() {
+                  return request.getAsync({
+                    url: util.format(
+                      'http://127.0.0.1:%d/api/v1/displays/0'
+                    , ours
+                    )
+                  , json: true
+                  })
+                })
+                .then(function(args) {
+                  assert.ok('id' in args[1], 'Invalid response from HTTP API')
+                  identity.display = args[1]
+                })
+            })
         })
     })
     .then(function() {

lib/util/wireutil.js

@@ -99,6 +99,17 @@ module.exports = function(wire) {
       , identity.version
       , identity.abi
       , identity.sdk
+      , new wire.DeviceDisplayMessage(
+          identity.display.id
+        , identity.display.width
+        , identity.display.height
+        , identity.display.orientation
+        , identity.display.xdpi
+        , identity.display.ydpi
+        , identity.display.fps
+        , identity.display.density
+        , identity.display.secure
+        )
       )
 
       return wireutil.envelope(wire.MessageType.DEVICE_IDENTITY, message)

lib/wire/wire.proto

@@ -95,6 +95,18 @@ enum DeviceManufacturer {
   ZTE       = 2900;
 }
 
+message DeviceDisplayMessage {
+  required uint32 id = 1;
+  required uint32 width = 2;
+  required uint32 height = 3;
+  required uint32 orientation = 4;
+  required uint32 xdpi = 5;
+  required uint32 ydpi = 6;
+  required double fps = 7;
+  required double density = 8;
+  required bool secure = 9;
+}
+
 message DeviceIdentityMessage {
   required string serial = 1;
   required DevicePlatform platform = 2;
@@ -103,6 +115,7 @@ message DeviceIdentityMessage {
   required string version = 5;
   required string abi = 6;
   required string sdk = 7;
+  required DeviceDisplayMessage display = 8;
 }
 
 message DeviceProperty {