Update documantation & scripts.

remove.sh

@@ -31,7 +31,8 @@ remove_containers() {
 }
 
 remove_images() {
-    local images=$(sudo docker images -q --filter=reference="registry.callabacloud.com/*/*:*")
+    OLD_STACK_VERSION=$(cat STACK_VERSION.txt)
+    local images=$(sudo docker images -q --filter=reference="registry.callabacloud.com/*/*:$OLD_STACK_VERSION")
 
     if [[ -n "$images" ]]; then
         if sudo docker rmi -f $images; then
@@ -70,8 +71,8 @@ prune_network() {
 }
 
 delete_rules() {
-    local ports=(3000 3021 3031 27017)
-    
+    local ports=(3000 3021 3031 27017, 27019, 6379)
+    sudo chmod 600 /etc/iptables/rules.v4
     for port in ${ports[@]}; do
         if sudo iptables -D INPUT -p tcp --dport $port -j DROP; then
             echo "Rule for port $port deleted successfully"
@@ -80,7 +81,7 @@ delete_rules() {
         fi
     done
 
-    if sudo iptables-save > /etc/iptables/rules.v4; then
+    if sudo iptables-legacy-save >/etc/iptables/rules.v4 ; then
         echo "Iptables rules saved successfully"
     else
         echo "Error: Unable to save iptables rules" >&2
@@ -88,11 +89,23 @@ delete_rules() {
     fi
 }
 
-echo "Uninstalling Callaba Cloud has been started. Please don't stop this process. It may take about 2 minutes."
+echo "Uninstalling... It may take some time."
 
-stop_containers
-remove_containers
-remove_images
-remove_volumes
-prune_network
-delete_rules
+main() {
+    echo "Are you sure you want to remove Callaba $STACK_VERSION ? (y/yes to confirm)"
+    read -r confirmation
+    if [[ "$confirmation" == "y" || "$confirmation" == "yes" ]]; then
+        echo "Uninstalling... It may take some time."
+        rm -f STACK_VERSION.txt
+        stop_containers
+        remove_containers
+        remove_images
+        remove_volumes
+        prune_network
+        delete_rules
+    else
+        echo "Operation cancelled."
+    fi
+}
+
+main