From 2b880dd4e060f8f7f95afe9ff2a3e2e6d540c922 Mon Sep 17 00:00:00 2001
From: kumavis <aaron@kumavis.me>
Date: Thu, 5 Apr 2018 13:15:08 -0700
Subject: migrations - report migrations errors to sentry with vault structure

---
 app/scripts/background.js | 20 +++++++++++++++++++-
 1 file changed, 19 insertions(+), 1 deletion(-)

(limited to 'app/scripts/background.js')

diff --git a/app/scripts/background.js b/app/scripts/background.js
index 3ad0a7863..ec586f642 100644
--- a/app/scripts/background.js
+++ b/app/scripts/background.js
@@ -20,6 +20,7 @@ const reportFailedTxToSentry = require('./lib/reportFailedTxToSentry')
 const setupMetamaskMeshMetrics = require('./lib/setupMetamaskMeshMetrics')
 const EdgeEncryptor = require('./edge-encryptor')
 const getFirstPreferredLangCode = require('./lib/get-first-preferred-lang-code')
+const getObjStructure = require('./lib/getObjStructure')
 
 const STORAGE_KEY = 'metamask-config'
 const METAMASK_DEBUG = process.env.METAMASK_DEBUG
@@ -77,6 +78,16 @@ async function loadStateFromPersistence () {
                   diskStore.getState() ||
                   migrator.generateInitialState(firstTimeState)
 
+  // report migration errors to sentry
+  migrator.on('error', (err) => {
+    // get vault structure without secrets
+    const vaultStructure = getObjStructure(versionedData)
+    raven.captureException(err, {
+      // "extra" key is required by Sentry
+      extra: { vaultStructure },
+    })
+  })
+
   // migrate data
   versionedData = await migrator.migrateData(versionedData)
   if (!versionedData) {
@@ -84,7 +95,14 @@ async function loadStateFromPersistence () {
   }
 
   // write to disk
-  if (localStore.isSupported) localStore.set(versionedData)
+  if (localStore.isSupported) {
+    localStore.set(versionedData)
+  } else {
+    // throw in setTimeout so as to not block boot
+    setTimeout(() => {
+      throw new Error('MetaMask - Localstore not supported')
+    })
+  }
 
   // return just the data
   return versionedData.data
-- 
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