luth feb22

#### visudo token timeout
Defaults    timestamp_type=global,timestamp_timeout=120

##### root history
[root@luth luth]# history
    1  cd /bin
    2  ls -l
    3  cd /sbin
    4  ls -l
    5  ls -ld .
    6  man 7 capabilities
    7  ls -l
    8  exit
    9  chmod 666 /dev/sda
   10  exit
   11  ls -l /dev/sda
   12  chmod 666 /dev/sda
   13  exit
   14  fdisk /dev/sda
   15  lsblk
   16  ls -l /dev/sdb
   17  chmod 666 /dev/sdb
   18  ls -l /dev/sdb
   19  exit
   20  xxd -l 512 /dev/sdb
   21  mount | grep proc
   22  cd proc
   23  cd /proc
   24  ls
   25  ls -l partitions
   26  cat partitions
   27  partprobe
   28  cat partitions
   29  cd
   30  cd /etc/fstab
   31  vi /etc/fstab
   32  lsblk
   33  xxd /dev/sdb2 | less
   34  exit
   35  visudo
   36  cd /proc
   37  cat partitions
   38  lsblk
   39  ls
   40  cat mount
   41  cat mounts
   42  ls
   43  cat cpuinfo
   44  lscpu
   45  less meminfo
   46  free -m
   47  less meminfo
   48  history -w
   49  visudo
   50  cd /proc
   51  cat partitions
   52  lsblk
   53  ls
   54  cat mount
   55  cat mounts
   56  ls
   57  cat cpuinfo
   58  lscpu
   59  less meminfo
   60  free -m
   61  less meminfo
   62  history -w
   63  exit
   64  cd /proc/
   65  ls
   66  echo h > /proc/sysrq-trigger
   67  dmesg
   68  #echo b > /proc/sysrq-trigger
   69  history -w
   70  free -m
   71  vmstat 2 200
   72  free -m
   73  grep ctive /proc/meminfo
   74  cd /proc
   75  cd sys
   76  ls
   77  cd vm
   78  ls
   79  cat swappiness
   80  echo 20 > swappiness
   81  cat swappiness
   82  free -m
   83  vim /etc/sysctl.conf
   84  free -m
   85  ls
   86  echo 3 > drop_caches
   87  free -m
   88  man proc
   89  arch
   90  yum provides */hwinfo
   91  lshw
   92  lshw | less
   93  pwd
   94  cd ../..
   95  ls
   96  cd 2046
   97  ls
   98  cat cmdline
   99  cat status
  100  cd
  101  dnf modules install container-tools
  102  dnf module install container-tools
  103  dnf install podman
  104  podman run -d nginx
  105  podman ps
  106  ps fax
  107  podman ps
  108  podman exec -it busy_liskov sh
  109  exit
  110  ps aux
  111  ps fax
  112  ps faxu
  113  pwd
  114  ps aux
  115  echo test > /tmp/test
  116  chmod 600 /tmp/test
  117  ls -l /tmp/test
  118  podman run -it -v /tmp/test:/tmp/test:Z --uidmap 0:100000:5000 fedora bash
  119  podman top --latest user huser
  120  dnf provides */nsenter
  121  dnf install util-linux-core
  122  ps aux
  123  podman top --latest user huser
  124  cd /proc
  125  ls
  126  less devices
  127  ls -l /dev/sd*
  128  exit
  129  udevadm monitor
  130  lsblk
  131  cd /sys
  132  cd devices/pci0000:00/0000:00:11.0/0000:02:03.0/usb1/1-2/1-2:1.0/host3/target3:0:0/3:0:0:0/block/sdc
  133  pwd
  134  ls -l
  135  cd ..
  136  pwd
  137  ls -l
  138  cd /sys/
  139  ls
  140  cd block/
  141  ls
  142  ls -l
  143  cd sdc
  144  ls
  145  cd queue/
  146  ls
  147  cat scheduler
  148  cd /sys
  149  lscpu
  150  ls
  151  cd bus/cpu/devices/
  152  tree
  153  ls cpu1
  154  cat cpu1/online
  155  echo 0 > cpu1/online
  156  lscpi
  157*
  158  echo 1 > cpu1/online
  159  cd
  160  cd /usr/lib/udev/
  161  ls
  162  cd rules.d/
  163  ls
  164  vim 60-persistent-storage.rules
  165  cd /home/student/luth/
  166  ls
  167  cat 50-custom.rules
  168  ls /dev
  169  cp 50-custom.rules /etc/udev/rules.d/
  170  systemctl daemon-reload
  171  journalctl
  172  ls -l /dev/usb/
  173  cat 50-custom.rules
  174  udevadm info --query=all --name=/dev/sda
  175  ln /etc/hosts myhosts
  176  pwd
  177  ls -il /etc/hosts myhosts
  178  echo hello >> myhosts
  179  ls -il /etc/hosts myhosts
  180  tail -1 /etc/hosts
  181  lsblk
  182  mkfs.ext2 /dev/sda3
  183  mount /dev/sda3 /mnt
  184  cp /etc/a* /mnt
  185  ls -l /mnt
  186  ls -li /mnt
  187  rm at.deny
  188  rm /mnt/at.deny
  189  debugfs /dev/sda3
  190  ls
  191  cat rescued
  192  history


#### student history
[student@luth ~]$ history
    1  sudo -i
    2  echo $PATH
    3  fdisk /dev/sda
    4  ls -l /dev/sda
    5  sudo -i
    6  fdisk /dev/sda
    7  sudo poweroff
    8  fdisk /dev/sda
    9  sudo -i
   10  fdisk /dev/sda
   11  sudo -i
   12  fdisk /dev/sdb
   13  sudo -i
   14  sudo ls /root
   15  sudo visudo
   16  sudo ls /root
   17  sudo dnf install -y git
   18  git clone https://github.com/sandervanvugt/luth
   19  cd luth
   20  ./countdown 12
   21  sudo -i
   22  history -w
   23  sudo -i
   24  luth/countdown 12
   25  sudo -i
   26  exit
   27  sudo -i
   28  luth/countdown 12
   29  sudo -i
   30  exit
   31  history