[enh] Add a script to check reproducible build

scripts/check-reproducible-build.sh

+#!/bin/bash
+
+# Get to the root project
+if [[ "_" == "_${PROJECT_DIR}" ]]; then
+  SCRIPT_DIR=$(dirname $0)
+  PROJECT_DIR=$(cd ${SCRIPT_DIR}/.. && pwd)
+  export PROJECT_DIR
+fi;
+
+# Preparing Android environment
+. ${PROJECT_DIR}/scripts/env-android.sh
+[[ $? -ne 0 ]] && exit 1
+
+cd ${PROJECT_DIR}
+
+# ----------------------------------
+# Check templates files build
+# ----------------------------------
+
+# Generate templates JS file
+echo "--------------------------------"
+echo "Building templates file... [1/2]"
+gulp template > /dev/null
+[[ $? -ne 0 ]] && exit 1
+
+TEMPLATES_FILE="${PROJECT_DIR}/www/dist/dist_js/app/templates.js"
+PLUGIN_TEMPLATES_FILE="${PROJECT_DIR}/www/dist/dist_js/plugins/templates.js"
+if [[ ! -f ${TEMPLATES_FILE} ]] || [[ ! -f ${PLUGIN_TEMPLATES_FILE} ]]; then
+  echo "ERROR - Missing file ${TEMPLATES_FILE} or ${PLUGIN_TEMPLATES_FILE}"
+  exit 1;
+fi;
+
+# Keep a copy
+rm -f "${TEMPLATES_FILE}.tmp"
+rm -f "${PLUGIN_TEMPLATES_FILE}.tmp"
+mv "${TEMPLATES_FILE}" "${TEMPLATES_FILE}.tmp"
+mv "${PLUGIN_TEMPLATES_FILE}" "${PLUGIN_TEMPLATES_FILE}.tmp"
+
+# Second generation
+echo "Building templates file... [2/2]"
+gulp template > /dev/null
+[[ $? -ne 0 ]] && exit 1
+echo "Building templates file [OK]"
+
+# Check diff
+echo "Checking diff between templates files..."
+diff "${TEMPLATES_FILE}" "${TEMPLATES_FILE}.tmp" > /tmp/templates.js.diff
+if [[ $? -ne 0 ]]; then
+  echo "ERROR: Detected some differences: build is not reproducible!"
+  echo "  Diff are visible at: /tmp/templates.js.diff"
+  exit 1;
+fi;
+diff "${PLUGIN_TEMPLATES_FILE}" "${PLUGIN_TEMPLATES_FILE}.tmp" > /tmp/plugin_templates.js.diff
+if [[ $? -ne 0 ]]; then
+  echo "ERROR: Detected some differences: build is not reproducible!"
+  echo "  Diff are visible at: /tmp/plugin_templates.js.diff"
+  exit 1;
+fi;
+echo "Checking diff between templates files... [OK]"
+
+# ----------------------------------
+# Check web extension build
+# ----------------------------------
+
+# Compile
+echo "----------------------------"
+echo "Building web extension... [1/2]"
+gulp webExtBuild --release > /dev/null
+
+WEB_EXT_DIR="${PROJECT_DIR}/dist/web/ext"
+if [[ $? -ne 0 ]] || [[ ! -d "${WEB_EXT_DIR}" ]]; then
+  echo "ERROR - Build failed: missing folder ${WEB_EXT_DIR}"
+  exit 1;
+fi;
+
+# Keep a copy
+rm -rf "${WEB_EXT_DIR}.tmp"
+mv "${WEB_EXT_DIR}" "${WEB_EXT_DIR}.tmp"
+
+# Compile web extension, second time
+echo "Building web extension... [2/2]"
+gulp webExtBuild --release > /dev/null
+[[ $? -ne 0 ]] && exit 1
+
+echo "Building web extension... [OK]"
+
+echo "Checking diff between builds..."
+diff -arq "${WEB_EXT_DIR}" "${WEB_EXT_DIR}.tmp" > /tmp/webExtention.diff
+if [[ $? -ne 0 ]]; then
+  cat /tmp/webExtention.diff
+  echo "ERROR: Detected some differences: build is not reproducible!"
+  exit 1;
+fi;
+echo "Checking diff between builds... [OK]"
+
+echo "SUCCESS: Build are reproducible!"