#!/bin/bash
echo "APT MIRRORS BEFORE:"; cat /etc/apt/apt-mirrors.txt
sudo sed -i 's@http://azure.archive.ubuntu.com@http://archive.ubuntu.com@gm' /etc/apt/apt-mirrors.txt
echo "APT MIRRORS  AFTER:"; cat /etc/apt/apt-mirrors.txt

echo "ls -la /etc/apt/sources.list.d/"; ls -la /etc/apt/sources.list.d/
for f in /etc/apt/sources.list.d/*; do echo "####### $f ######"; cat $f; done

echo "APT SOURCES BEFORE:"; echo "ls -la /etc/apt/sources.list"; ls -la /etc/apt/sources.list; cat /etc/apt/sources.list
sudo sed -i 's@http://azure.archive.ubuntu.com@http://archive.ubuntu.com@gm' /etc/apt/sources.list
echo "APT SOURCES  AFTER:"; echo "ls -la /etc/apt/sources.list"; ls -la /etc/apt/sources.list; cat /etc/apt/sources.list