fix: issue #24

Fixed issue related to /dev/tty device when running UAC via CrowdStrike RTR (Real Time Response) console ([#24](#24)).

Signed-off-by: Thiago Canozzo Lahr <[email protected]>

lib/ask_question_yn.lib

@@ -23,12 +23,12 @@
 ################################################################################
 ask_question_yn() {
     while true; do
-        uprintf "$1 [y/n] "
+        printf %b "$1 [y/n] " >/dev/tty
         read ANSWER
         case $ANSWER in
             "Y"|"y") return 0 ;;
             "N"|"n") return 1 ;;
-            * ) uprintf "Please answer y or n\n" ;;
+            * ) printf %b "Please answer y or n\n" >/dev/tty ;;
         esac
     done
     return 1

lib/logging.lib

@@ -31,6 +31,6 @@ logging() {
         printf %b "$LOG_TIMESTAMP $1 $2" >> "$UAC_LOG_FILE" 2>> "$UAC_LOG_FILE"
     fi
     if [ "$1" = "E" ] || [ "$1" = "W" ] || [ "$1" = "I" ]; then
-        uprintf "$2"
+        printf %b "$2"
     fi
 }

lib/run_command.lib

@@ -28,7 +28,7 @@ run_command() {
     LOCAL_OUTPUT_DESTINATION="$2"
 
     logging D "run_command: $1\n"
-    $VERBOSE && uprintf "   $ $1\n"
+    $VERBOSE && printf %b "   $ $1\n"
     if [ ! "$LOCAL_OUTPUT_DESTINATION" ]; then
         eval "($LOCAL_COMMAND)" 2>> "$UAC_LOG_FILE"
     else

lib/terminate.lib

@@ -1,4 +1,4 @@
-# Copyright (C) 2019,2020 IBM Corporation
+# Copyright (C) 2020 IBM Corporation
 #
 # Licensed under the Apache License, Version 2.0 (the “License”);
 # you may not use this file except in compliance with the License.
@@ -14,19 +14,20 @@
 
 ################################################################################
 # NAME
-#   terminate - run when the script is terminated by either SIGINT or SIGTERM
+#   terminate - run when the script is terminated by SIGINT
 # SYNOPSIS
 #   terminate
 ################################################################################
 terminate() {
-    logging I "\nCaught signal! Quitting...\n"
+    logging D "\nCaught signal! Quitting...\n"
+    printf %b "\nCaught signal! Quitting...\n" >/dev/tty
     if [ -d "$DESTINATION_DIR" ] && [ -d "$DESTINATION_DIR/$TMP_DATA_DIR" ]; then
         if ask_question_yn "Do you want to remove the temporary directory $DESTINATION_DIR/$TMP_DATA_DIR ?"; then
             rm -rf "$DESTINATION_DIR/$TMP_DATA_DIR" > /dev/null
             if [ ! -d "$DESTINATION_DIR/$TMP_DATA_DIR" ]; then
-                uprintf "Temporary directory removed successfully.\n"
+                printf %b "Temporary directory removed successfully.\n" >/dev/tty
             else
-                uprintf "Cannot remove temporary directory.\n"
+                printf %b "Cannot remove temporary directory.\n" >/dev/tty
             fi
         fi
     fi