release merge

package.json

@@ -1,6 +1,6 @@
 {
   "name": "iofogcontroller",
-  "version": "1.0.16",
+  "version": "1.0.17",
   "description": "ioFog Controller project for Eclipse IoFog @ iofog.org \\nCopyright (c) 2018 Edgeworx, Inc.",
   "main": "./src/main.js",
   "author": "Saeid Baghbidi",
@@ -37,7 +37,7 @@
     "start": "NODE_ENV=production node ./src/main.js start",
     "start-dev": "NODE_ENV=development node ./src/main.js start",
     "build": "export NODE_ENV=production && cd src/sequelize && ../../node_modules/.bin/sequelize db:migrate && ../../node_modules/.bin/sequelize db:seed:all",
-    "preinstall": "bash scripts/preinstall.sh",
+    "preuninstall": "bash scripts/preuninstall.sh",
     "postinstall": "bash scripts/postinstall.sh",
     "lint": "./node_modules/.bin/eslint \"**/*.js\""
   },

scripts/preuninstall.sh

@@ -0,0 +1,19 @@
+#!/bin/bash
+
+#store prev ver number
+export PREV_IOFOG_CONTROLLER_VER=$(npm list --depth=0 -g --silent | grep iofogcontroller | awk -F "@" '{print $2}')
+printf 'prev_ver: '$PREV_IOFOG_CONTROLLER_VER > /tmp/iofogcontroller_install_variables
+
+#backup db
+IOFOG_CONTROLLER_BIN_DIR=$(whereis iofog-controller | awk -F " " '{print $2}')
+IOFOG_CONTROLLER_BIN_DIR=${IOFOG_CONTROLLER_BIN_DIR%"iofog-controller"}
+IOFOG_CONTROLLER_SEQUELIZE_DIR=$IOFOG_CONTROLLER_BIN_DIR'../lib/node_modules/iofogcontroller/src/sequelize'
+
+DEV_DB_FILE=$IOFOG_CONTROLLER_SEQUELIZE_DIR'/dev_database.sqlite'
+if [ -f $DEV_DB_FILE ]; then
+    mv $DEV_DB_FILE /tmp/
+fi
+PROD_DB_FILE=$IOFOG_CONTROLLER_SEQUELIZE_DIR'/prod_database.sqlite'
+if [ -f $PROD_DB_FILE ]; then
+    mv $PROD_DB_FILE /tmp/
+fi