Obtain root on the device when initializing the plugin

Summary: This allows `adb b2g-info` command to get more detailed data and not just the amount of free memory

Reviewed By: jknoxville

Differential Revision: D19348298

fbshipit-source-id: ecb705c328c53f2d8c643496f0ed4204a31a745e

src/plugins/kaios-ram/index.tsx

@@ -25,6 +25,7 @@ import {
 } from 'recharts';
 
 import adb from 'adbkit';
+import {exec} from 'promisify-child-process';
 
 const PALETTE = [
   '#FFD700',
@@ -78,6 +79,14 @@ export default class KaiOSGraphs extends FlipperDevicePlugin<State, any, any> {
     return device instanceof KaiOSDevice;
   }
 
+  async init() {
+    try {
+      await exec('adb root');
+    } catch (e) {
+      console.error('Error obtaining root on the device', e);
+    }
+  }
+
   teardown() {
     this.onStopMonitor();
   }

src/plugins/kaios-ram/package.json

@@ -10,6 +10,7 @@
     "url": "https://fb.workplace.com/groups/wa.kaios/"
   },
   "dependencies": {
+    "promisify-child-process": "^3.1.3",
     "recharts": "1.7.1"
   },
   "devDependencies": {

src/plugins/kaios-ram/yarn.lock

@@ -9,6 +9,13 @@
   dependencies:
     regenerator-runtime "^0.13.2"
 
+"@babel/runtime@^7.1.5":
+  version "7.7.7"
+  resolved "https://registry.yarnpkg.com/@babel/runtime/-/runtime-7.7.7.tgz#194769ca8d6d7790ec23605af9ee3e42a0aa79cf"
+  integrity sha512-uCnC2JEVAu8AKB5do1WRIsvrdJ0flYx/A/9f/6chdacnEZ7LmavjdsDXr5ksYBegxtuTPR5Va9/+13QF/kFkCA==
+  dependencies:
+    regenerator-runtime "^0.13.2"
+
 "@types/d3-path@*":
   version "1.0.8"
   resolved "https://registry.yarnpkg.com/@types/d3-path/-/d3-path-1.0.8.tgz#48e6945a8ff43ee0a1ce85c8cfa2337de85c7c79"
@@ -185,6 +192,13 @@ performance-now@^2.1.0:
   resolved "https://registry.yarnpkg.com/performance-now/-/performance-now-2.1.0.tgz#6309f4e0e5fa913ec1c69307ae364b4b377c9e7b"
   integrity sha1-Ywn04OX6kT7BxpMHrjZLSzd8nns=
 
+promisify-child-process@^3.1.3:
+  version "3.1.3"
+  resolved "https://registry.yarnpkg.com/promisify-child-process/-/promisify-child-process-3.1.3.tgz#52a3b66638ae101fa2e68f9a2cbd101846042e33"
+  integrity sha512-qVox3vW2hqbktVw+IN7YZ/kgGA+u426ekmiZxiofNe9O4GSewjROwRQ4MQ6IbvhpeYSLqiLS0kMn+FWCz6ENlg==
+  dependencies:
+    "@babel/runtime" "^7.1.5"
+
 prop-types@^15.6.0, prop-types@^15.6.2:
   version "15.7.2"
   resolved "https://registry.yarnpkg.com/prop-types/-/prop-types-15.7.2.tgz#52c41e75b8c87e72b9d9360e0206b99dcbffa6c5"