bypass S3FS if downloading (#187)

Author: ErinWeisbart

worker/run-worker.sh

@@ -23,15 +23,17 @@ VOL_1_ID=$(aws ec2 describe-instance-attribute --instance-id $MY_INSTANCE_ID --a
 aws ec2 create-tags --resources $VOL_1_ID --tags Key=Name,Value=${APP_NAME}Worker
 
 # 2. MOUNT S3 
-echo "Mounting S3 using S3FS"
-if [[ -z "$AWS_ACCESS_KEY_ID" ]]; then
-    echo "Using role credentials to mount S3"
-    s3fs $SOURCE_BUCKET /home/ubuntu/bucket -o iam_role
-else
-    echo "Using user credentials to mount S3"
-    echo $AWS_ACCESS_KEY_ID:$AWS_SECRET_ACCESS_KEY > /credentials.txt
-    chmod 600 /credentials.txt
-    s3fs $SOURCE_BUCKET /home/ubuntu/bucket -o passwd_file=/credentials.txt
+if [[ ${DOWNLOAD_FILES} == 'False' ]]; then
+  echo "Mounting S3 using S3FS"
+  if [[ -z "$AWS_ACCESS_KEY_ID" ]]; then
+      echo "Using role credentials to mount S3"
+      s3fs $SOURCE_BUCKET /home/ubuntu/bucket -o iam_role
+  else
+      echo "Using user credentials to mount S3"
+      echo $AWS_ACCESS_KEY_ID:$AWS_SECRET_ACCESS_KEY > /credentials.txt
+      chmod 600 /credentials.txt
+      s3fs $SOURCE_BUCKET /home/ubuntu/bucket -o passwd_file=/credentials.txt
+  fi
 fi
 
 # 3. SET UP ALARMS