Add 7.6 - creating essential files and symlinks

scripts/chapter7/7.6-create-files-and-symlinks.sh

@@ -0,0 +1,57 @@
+#!/bin/bash
+
+ln -sv /proc/self/mounts /etc/mtab
+
+cat > /etc/hosts << EOF
+127.0.0.1  localhost $(hostname)
+::1        localhost
+EOF
+
+cat > /etc/passwd << "EOF"
+root:x:0:0:root:/root:/bin/bash
+bin:x:1:1:bin:/dev/null:/usr/bin/false
+daemon:x:6:6:Daemon User:/dev/null:/usr/bin/false
+messagebus:x:18:18:D-Bus Message Daemon User:/run/dbus:/usr/bin/false
+uuidd:x:80:80:UUID Generation Daemon User:/dev/null:/usr/bin/false
+nobody:x:65534:65534:Unprivileged User:/dev/null:/usr/bin/false
+EOF
+
+cat > /etc/group << "EOF"
+root:x:0:
+bin:x:1:daemon
+sys:x:2:
+kmem:x:3:
+tape:x:4:
+tty:x:5:
+daemon:x:6:
+floppy:x:7:
+disk:x:8:
+lp:x:9:
+dialout:x:10:
+audio:x:11:
+video:x:12:
+utmp:x:13:
+usb:x:14:
+cdrom:x:15:
+adm:x:16:
+messagebus:x:18:
+input:x:24:
+mail:x:34:
+kvm:x:61:
+uuidd:x:80:
+wheel:x:97:
+users:x:999:
+nogroup:x:65534:
+EOF
+
+echo "tester:x:101:101::/home/tester:/bin/bash" >> /etc/passwd
+echo "tester:x:101:" >> /etc/group
+install -o tester -d /home/tester
+
+exec /usr/bin/bash --login
+
+touch /var/log/{btmp,lastlog,faillog,wtmp}
+chgrp -v utmp /var/log/lastlog
+chmod -v 664  /var/log/lastlog
+chmod -v 600  /var/log/btmp
+

scripts/main.sh

@@ -444,3 +444,15 @@ then
 	stop_script "chapter7/7.5-create-dirs.sh"
 fi
 
+# Chapter 7.6
+# ===========
+echo "Creating Essential Files and Symlinks"
+su -c "bash $PWD/chapter7/7.6-create-files-and-symlinks.sh"
+
+# Exit on error
+check_exit_code
+if [ $exit_status -ne 0 ]
+then
+	stop_script "chapter7/7.6-create-files-and-symlinks.sh"
+fi
+