Separate device functionality into plugins.

lib/roles/device/resources/inputagent.js

@@ -0,0 +1,83 @@
+var util = require('util')
+
+var syrup = require('syrup')
+var ProtoBuf = require('protobufjs')
+var semver = require('semver')
+
+var pathutil = require('../../../util/pathutil')
+var streamutil = require('../../../util/streamutil')
+var logger = require('../../../util/logger')
+
+module.exports = syrup()
+  .dependency(require('../plugins/adb'))
+  .define(function(options, adb) {
+    var log = logger.createLogger('device:resources:inputagent')
+
+    var resource = {
+      requiredVersion: '~0.1.2'
+    , pkg: 'jp.co.cyberagent.stf.input.agent'
+    , main: 'jp.co.cyberagent.stf.input.agent.InputAgent'
+    , apk: pathutil.vendor('InputAgent/InputAgent.apk')
+    , proto: ProtoBuf.loadProtoFile(
+        pathutil.vendor('InputAgent/proto/agent.proto')
+      ).build().jp.co.cyberagent.stf.input.agent.proto
+    }
+
+    function getPath() {
+      return adb.shell(options.serial, ['pm', 'path', resource.pkg])
+        .then(function(out) {
+          return streamutil.findLine(out, (/^package:/))
+            .then(function(line) {
+              return line.substr(8)
+            })
+        })
+    }
+
+    function install() {
+      log.info('Checking whether we need to install InputAgent.apk')
+      return getPath()
+        .then(function(installedPath) {
+          log.info('Running version check')
+          return adb.shell(options.serial, util.format(
+            "export CLASSPATH='%s';"
+          + " exec app_process /system/bin '%s' --version"
+          , installedPath
+          , resource.main
+          ))
+          .then(function(out) {
+            return streamutil.readAll(out)
+              .timeout(10000)
+              .then(function(buffer) {
+                var version = buffer.toString()
+                if (semver.satisfies(version, resource.requiredVersion)) {
+                  return installedPath
+                }
+                else {
+                  throw new Error(util.format(
+                    'Incompatible version %s'
+                  , version
+                  ))
+                }
+              })
+          })
+        })
+        .catch(function(err) {
+          log.info('Installing InputAgent.apk')
+          return adb.install(options.serial, resource.apk)
+            .then(function() {
+              return getPath()
+            })
+        })
+    }
+
+    return install()
+      .then(function(path) {
+        log.info('InputAgent.apk up to date')
+        return {
+          path: path
+        , pkg: resource.pkg
+        , main: resource.main
+        , proto: resource.proto
+        }
+      })
+  })

lib/roles/device/resources/remote.js

@@ -0,0 +1,85 @@
+var util = require('util')
+
+var Promise = require('bluebird')
+var syrup = require('syrup')
+
+var logger = require('../../../util/logger')
+var pathutil = require('../../../util/pathutil')
+var devutil = require('../../../util/devutil')
+var streamutil = require('../../../util/streamutil')
+
+module.exports = syrup()
+  .dependency(require('../plugins/adb'))
+  .dependency(require('../plugins/identity'))
+  .define(function(options, adb, identity) {
+    var log = logger.createLogger('device:resources:remote')
+
+    var resources = {
+      bin: {
+        src: pathutil.vendor(util.format(
+          'remote/libs/%s/remote', identity.abi))
+      , dest: '/data/local/tmp/remote'
+      , comm: 'remote'
+      , mode: 0755
+      }
+    , lib: {
+        src: pathutil.vendor(util.format(
+          'remote/external/android-%d/remote_external.so', identity.sdk))
+      , dest: '/data/local/tmp/remote_external.so'
+      , mode: 0755
+      }
+    }
+
+    function installResource(res) {
+      return adb.push(options.serial, res.src, res.dest, res.mode)
+        .then(function(transfer) {
+          return new Promise(function(resolve, reject) {
+            transfer.on('error', reject)
+            transfer.on('end', resolve)
+          })
+        })
+        .return(res)
+    }
+
+    function ensureNotBusy(res) {
+      return adb.shell(options.serial, [res.dest, '--help'])
+        .then(function(out) {
+          return streamutil.findLine(out, (/text file busy/i))
+            .then(function(line) {
+              log.info('Binary is busy, will retry')
+              return Promise.delay(100)
+            })
+            .then(function() {
+              return ensureNotBusy(res)
+            })
+            .catch(streamutil.NoSuchLineError, function() {
+              return res
+            })
+        })
+    }
+
+    function installAll() {
+      return Promise.all([
+        installResource(resources.bin).then(ensureNotBusy)
+      , installResource(resources.lib)
+      ])
+    }
+
+    function stop() {
+      return devutil.killProcsByComm(
+        adb
+      , options.serial
+      , resources.bin.comm
+      , resources.bin.dest
+      )
+    }
+
+    return stop()
+      .then(installAll)
+      .then(function() {
+        return {
+          bin: resources.bin.dest
+        , lib: resources.lib.dest
+        }
+      })
+  })