Add logging, dialog UI, README updates and initial release

update-manager.sh

@@ -1,127 +1,79 @@
 #!/usr/bin/env bash
 
-CONFIG_FILE="/etc/update-manager.conf"
-[[ -f "$CONFIG_FILE" ]] || CONFIG_FILE="./update-manager.conf"
+UPDATE_MANAGER_SCRIPT="$HOME/update-manager/update-manager.sh"
+HOSTS_FILE="/opt/update-manager/hosts.conf"
 
-if [[ -f "$CONFIG_FILE" ]]; then
-    # shellcheck disable=SC1090
-    source "$CONFIG_FILE"
-fi
+get_log_file() {
+    local primary="/opt/update-manager/log/update-manager.log"
+    local fallback="$HOME/update-manager/log/update-manager.log"
 
-DEFAULT_HOSTS_FILE="${HOSTS_FILE:-/opt/update-manager/hosts.conf}"
-SSH_OPTIONS="${SSH_OPTIONS:--o BatchMode=yes -o ConnectTimeout=5}"
-
-########################################
-# Ensure hosts file exists
-########################################
-
-ensure_hosts_file() {
-    if [[ ! -f "$DEFAULT_HOSTS_FILE" ]]; then
-        echo "Creating example hosts file: $DEFAULT_HOSTS_FILE"
-
-        mkdir -p "$(dirname "$DEFAULT_HOSTS_FILE")"
-
-        cat > "$DEFAULT_HOSTS_FILE" <<'EOF'
-# Example hosts file
-# Format:
-# name          ip              user
-#
-# server1       192.168.1.10    user
-# server2       192.168.1.20    user
-# server3       10.0.0.5        root
-EOF
-    fi
-}
-
-########################################
-# Helpers
-########################################
-
-get_hosts_file() {
-    if [[ -n "$2" ]]; then
-        echo "$2"
+    if [[ -f "$primary" ]]; then
+        echo "$primary"
     else
-        echo "$DEFAULT_HOSTS_FILE"
+        echo "$fallback"
     fi
 }
 
-usage() {
-    cat <<USAGE
-Usage:
-  $0 check [hosts_file]
+while true; do
+    choice=$(dialog --clear \
+        --backtitle "Update Manager" \
+        --title "Choose an action" \
+        --menu "Select option:" 15 50 10 \
+        1 "Check all hosts" \
+        2 "View hosts file" \
+        3 "Edit hosts file" \
+        4 "Add host" \
+        5 "Remove host" \
+        6 "View log" \
+        7 "Follow log live" \
+        8 "Show log location" \
+        0 "Exit" \
+        3>&1 1>&2 2>&3)
 
-Examples:
-  $0 check
-  $0 check /path/to/hosts.conf
-  HOSTS_FILE=/path/to/hosts.conf $0 check
-USAGE
-}
+    clear
 
-########################################
-# Check single host
-########################################
-
-check_host() {
-    local name="$1"
-    local ip="$2"
-    local user="$3"
-    local result
-    local rc
-
-    result=$(ssh -n $SSH_OPTIONS "${user}@${ip}" \
-        "apt list --upgradable 2>/dev/null | sed '/^Listing/d'" 2>&1)
-    rc=$?
-
-    printf "===== %s (%s) =====\n" "$name" "$ip"
-
-    if [[ $rc -ne 0 ]]; then
-        echo "❌ connection failed"
-        echo "$result"
-        echo
-        return
-    fi
-
-    if [[ -z "$result" ]]; then
-        echo "Up-to-date"
-    else
-        echo "$result"
-    fi
-
-    echo
-}
-
-########################################
-# Check all hosts
-########################################
-
-check_all() {
-    local hosts_file="$1"
-
-    ensure_hosts_file
-
-    while IFS= read -r line; do
-        [[ -z "$line" || "$line" =~ ^[[:space:]]*# ]] && continue
-
-        local name ip user
-        read -r name ip user <<< "$line"
-
-        [[ -z "$name" || -z "$ip" || -z "$user" ]] && continue
-
-        check_host "$name" "$ip" "$user"
-    done < "$hosts_file"
-}
-
-########################################
-# Main
-########################################
-
-case "${1:-}" in
-    check)
-        HOSTS_FILE_TO_USE="$(get_hosts_file "$@")"
-        check_all "$HOSTS_FILE_TO_USE"
-        ;;
-    *)
-        usage
-        exit 1
-        ;;
-esac
+    case $choice in
+        1)
+            bash "$UPDATE_MANAGER_SCRIPT" check
+            read -rp "Press Enter to continue..."
+            ;;
+        2)
+            less "$HOSTS_FILE"
+            ;;
+        3)
+            nano "$HOSTS_FILE"
+            ;;
+        4)
+            read -rp "Name: " name
+            read -rp "IP: " ip
+            read -rp "User: " user
+            echo "$name $ip $user" >> "$HOSTS_FILE"
+            echo "Host added."
+            read -rp "Press Enter to continue..."
+            ;;
+        5)
+            nl -w2 -s'. ' "$HOSTS_FILE"
+            read -rp "Line to remove: " line
+            sed -i "${line}d" "$HOSTS_FILE"
+            echo "Host removed."
+            read -rp "Press Enter to continue..."
+            ;;
+        6)
+            less "$(get_log_file)"
+            ;;
+        7)
+            echo "Press Ctrl+C to stop"
+            tail -f "$(get_log_file)"
+            read -rp "Press Enter to continue..."
+            ;;
+        8)
+            echo "Log file:"
+            echo "$(get_log_file)"
+            read -rp "Press Enter to continue..."
+            ;;
+        0)
+            clear
+            exit 0
+            ;;
+    esac
+done