Logging and Monitoring support

Author: Kritshekhar

README.md

@@ -130,7 +130,6 @@ Enter your menu choice [1-12]:
 🔹 **More Comprehensive IP Discovery** – Improved detection across networks.  
 🔹 **Automated Backup & Restore** – Protect your Empire with scheduled snapshots.  
 🔹 **Live VM Migration** – Move VMs across hosts without downtime.  
-🔹 **Enhanced Logging & Monitoring** – A Sith Lord must always be aware.  
 🔹 **Dark Mode UI for CLI** – Because the Dark Side always looks better.  
 
 > ⚡ *"Once you start down the VaderShell path, forever will it dominate your destiny."*

VaderShell.sh

@@ -3,6 +3,61 @@
 # Load configuration file
 source config.cfg
 
+# ===================== Logging toggle (drop-in) =====================
+# Assumes config.cfg already sourced above.
+: "${VADERSHELL_LOG_ENABLED:=1}"
+: "${VADERSHELL_LOG_MODE:=tee}"
+: "${VADERSHELL_LOG_DIR:=$HOME/.vadershell/logs}"
+: "${VADERSHELL_LOG_FILE:=}"
+: "${VADERSHELL_TRACE:=0}"
+
+if [[ "$VADERSHELL_LOG_ENABLED" == "1" ]]; then
+  mkdir -p "$VADERSHELL_LOG_DIR"
+  SCRIPT_NAME="$(basename "$0")"
+  START_TS="$(date +"%Y%m%d-%H%M%S")"
+  if [[ -z "$VADERSHELL_LOG_FILE" ]]; then
+    VADERSHELL_LOG_FILE="$VADERSHELL_LOG_DIR/${SCRIPT_NAME%.*}_${START_TS}.log"
+  else
+    mkdir -p "$(dirname "$VADERSHELL_LOG_FILE")"
+  fi
+
+  case "$VADERSHELL_LOG_MODE" in
+    tee)
+      exec > >(stdbuf -i0 -o0 -e0 tee -a "$VADERSHELL_LOG_FILE") 2>&1
+      ;;
+    ts-file)
+      # Console: raw; File: timestamped (pure bash)
+      exec > >(tee >(stdbuf -i0 -o0 -e0 bash -c '
+          f="$1"
+          while IFS= read -r line; do
+            printf "[%(%Y-%m-%d %H:%M:%S)T] %s\n" -1 "$line"
+          done >> "$f"
+        ' _ "$VADERSHELL_LOG_FILE")) 2>&1
+      ;;
+    ts-both)
+      # Console + File: timestamped (⚠ single-line prompts may appear late on console)
+      exec > >(bash -c '
+          f="$1"
+          while IFS= read -r line; do
+            printf "[%(%Y-%m-%d %H:%M:%S)T] %s\n" -1 "$line" | tee -a "$f"
+          done
+        ' _ "$VADERSHELL_LOG_FILE") 2>&1
+      ;;
+    none|*)
+      :
+      ;;
+  esac
+
+  echo "[INFO] Log enabled: $VADERSHELL_LOG_MODE -> $VADERSHELL_LOG_FILE"
+
+  if [[ "$VADERSHELL_TRACE" == "1" ]]; then
+    export PS4='+ $(date "+%Y-%m-%d %H:%M:%S") ${BASH_SOURCE##*/}:${LINENO}:${FUNCNAME[0]:-main}: '
+    set -x
+  fi
+fi
+# =================== End logging toggle block ======================
+
+
 declare -A vm_list
 declare -i total_vms=0
 declare -i total_servers=${#SERVERS[@]}

config.cfg

@@ -1,3 +1,22 @@
+###--- logging config --- ###
+VADERSHELL_LOG_ENABLED=1 #1 = enable logging, 0 = no logging at all
+
+# Mode: none | tee | ts-file | ts-both
+#  - tee:     console raw, logfile raw (best for interactive prompts)
+#  - ts-file: console raw, logfile timestamped (recommended)
+#  - ts-both: console + logfile timestamped (prompts may appear late)
+VADERSHELL_LOG_MODE=tee
+
+# Where to store logs (can be absolute or use $HOME)
+VADERSHELL_LOG_DIR="$HOME/.vadershell/logs"
+
+# Optional fixed logfile path; leave empty to auto-name per run
+VADERSHELL_LOG_FILE=""
+
+# Shell trace (xtrace). 1 = enable, 0 = disable
+VADERSHELL_TRACE=0
+### --- end logging config --- ###
+
 # List of servers in the format <hostname>:<user>@<hostname>
 SERVERS=(
     "server1:user1@server1"