Added md5 check on sample app

obino · Sep 20, 2017 · 6db18fa · 6db18fa
1 parent 8187487
commit 6db18fa
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Showing 2 changed files with 10 additions and 1 deletion.
diff --git a/md5sums.txt b/md5sums.txt
@@ -0,0 +1 @@
+b8cb9420f370ac0ce6f5a19ef1d0cec8  /root/guestbook.tar.gz
diff --git a/scripts/fast-start.sh b/scripts/fast-start.sh
@@ -21,6 +21,7 @@ APPSCALE_UPLOAD="$(which appscale-upload-app)"
 GOOGLE_METADATA="http://169.254.169.254/computeMetadata/v1/instance/"
 GUESTBOOK_URL="https://www.appscale.com/wp-content/uploads/2017/09/guestbook.tar.gz"
 GUESTBOOK_APP="/root/guestbook.tar.gz"
+MD5_SUMS="md5sums.txt"
 USE_DEMO_APP="Y"
 FORCE_PRIVATE="N"
 AZURE_METADATA="http://169.254.169.254/metadata/v1/InstanceInfo"
@@ -241,7 +242,14 @@ if [ ! -e AppScalefile ]; then
     if [ ! -e ${GUESTBOOK_APP} ]; then
       echo -n "Downloading sample app..."
       ${CURL} -Lso ${GUESTBOOK_APP} ${GUESTBOOK_URL}
-      echo "done."
+      if ! md5sum -c ${MD5_SUMS} ; then
+        echo "failed to get sample app (md5 check failed)!"
+        echo "Removing sample app tarball and disabling starts of sample app."
+        rm -f ${GUESTBOOK_APP}
+        USE_DEMO_APP="N"
+      else
+        echo "done."
+      fi
     fi
 else
     # If AppScalefile is present, do not redeploy the demo app.
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		@@ -0,0 +1 @@
		b8cb9420f370ac0ce6f5a19ef1d0cec8 /root/guestbook.tar.gz