added sudo check, cleaned up comments

ubuntu/ubuntu-essentials.sh

@@ -1,5 +1,11 @@
 #!/bin/bash
 
+if [ "$EUID" -ne 0 ]
+  then
+  echo "Please run as root"
+  exit
+fi
+
 # disable restart prompt for services during an update
 if [[ ! -f /etc/needrestart/conf.d/no-prompt.conf ]] ; then
     echo "\$nrconf{restart} = 'a';" >> /etc/needrestart/conf.d/no-prompt.conf

ubuntu/ubuntu-install-docker.sh

@@ -1,5 +1,11 @@
 #!/bin/bash
 
+if [ "$EUID" -ne 0 ]
+  then
+  echo "Please run as root"
+  exit
+fi
+
 if [[ ! -f /etc/apt/keyrings/docker.gpg ]]
     then
         apt-get update

ubuntu/ubuntu-install-samba.sh

@@ -1,5 +1,11 @@
 #!/bin/bash
 
+if [ "$EUID" -ne 0 ]
+  then
+  echo "Please run as root"
+  exit
+fi
+
 isInFile=$(cat /etc/samba/smb.conf | grep -c "akanealw")
 if [ $isInFile -eq 0 ]
     then

ubuntu/ubuntu-regenerate-ssh-keys-machine-id.sh

@@ -1,6 +1,12 @@
 #!/bin/bash
 
-# ask to regenerate machine-id
+if [ "$EUID" -ne 0 ]
+  then
+  echo "Please run as root"
+  exit
+fi
+
+# regenerate machine-id
 if [[ ! -f /etc/machine-id-regenerated ]]
     then
         rm -f /etc/machine-id /var/lib/dbus/machine-id
@@ -12,7 +18,7 @@ if [[ ! -f /etc/machine-id-regenerated ]]
         echo "Machine-id not regenerated."
  fi
 
-# ask to regenerate ssh host keys
+# regenerate ssh host keys
 if [[ ! -d /etc/cloud ]]
     then
         if [[ ! -f /home/akanealw/.ssh/ssh_keys_regenerated ]]

ubuntu/ubuntu-set-ip.sh

@@ -1,5 +1,12 @@
-# ask to set static ip address
+#!/bin/bash
 
+if [ "$EUID" -ne 0 ]
+  then
+  echo "Please run as root"
+  exit
+fi
+
+# set static ip address
 if [[ ! -d /etc/cloud ]]
     then
         read -r -p "Enter Static IP Address with subnet prefix: " staticip