linfun nov23 day2

    1  reboot
    2  ls /root
    3  whoami
    4  sudo ls /root
    5  id
    6  whoami
    7  sudo useradd linda
    8  sudo passwd linda
    9  su - linda
   10  history
   11  sudo -i
   12  sudo su -
   13  ssh 192.168.29.143
   14  ls
   15  LS
   16  ls -l
   17  ps aux
   18  history
   19  ls --help
   20  ls --help | less
   21  ls -all
   22  ls --all
   23  ls -l -r -t
   24  ls -lrt
   25  ls --help | less
   26  whoami
   27  whoami --help
   28  hostname
   29  hostnamectl set-hostname linfun.example.com
   30  hostnamectl --help
   31  date
   32  uname
   33  uname --help
   34  uname --all
   35  exit
   36  ./countdown 12
   37  ./countdown 1
   38  ./countdown 5
   39  ./countdown 12
   40  ./countdown 1
   41  ./countdown 7
   42  ./countdown 12
   43  sudo id linda
   44  sudo usermod -aG wheel linda
   45  sudo id linda
   46  ls -l /etc/hosts
   47  sudo groupadd sales
   48  sudo usermod -aG sales linda
   49  id linda
   50  sudo mkdir /data/sales -p
   51  ls -ld /data/sales
   52  chown linda /data/sales
   53  sudo chown linda /data/sales
   54  sudo chown :sales /data/sales
   55  ls -ld /data/sales
   56  chmod 770 /data/sales
   57  sudo chmod 770 /data/sales
   58  ls -ld /data/sales
   59  exit
   60  history
   61  passwd linda
   62  touch hello
   63  ls
   64  pwd
   65  cd /
   66  touch hello
   67  cd
   68  ls -l
   69  touch hello
   70  ls -l
   71  history
   72  vim countdown
   73  countdown 12
   74  ./countdown 12
   75  chmod +x countdown
   76  history
   77  cat countdown
   78  countdown 12
   79  echo $PATH
   80  ls -l countdown
   81  nano countdown
   82  echo $(( 2 * 6 ))
   83  man ls
   84  man man
   85  man -k user
   86  man man
   87  man apropos
   88  man mandb
   89  mandb
   90  man mandb
   91  sudo mandb
   92  man -k user
   93  man -k user | grep 8
   94  man ls
   95  pinfo '(coreutils) ls invocation'
   96  history
   97  homebrew
   98  man -k hostname
   99  man hostnamectl
  100  history | grep hostnamectl
  101  lvcreate --help | less
  102  history
  103  pwd
  104  ls
  105  ls -a
  106  ls -al
  107  ls -ld ..
  108  cd ..
  109  cd /etc
  110  ls
  111  ls -l passwd
  112  cat passwd
  113  ls a*
  114  ls -d a*
  115  pwd
  116  ls A*
  117  ls -d a?*
  118  ls -d a?b*
  119  ls -d a?a*
  120  ls -d a?[ao]*
  121  ls -d a?[a-f]*
  122  mkdir hello
  123  cd
  124  mkdir hello
  125  ls -l
  126  mkdir bye
  127  ls
  128  cd bye
  129  touch hello
  130  ls
  131  pwd
  132  cd ..
  133  rmdir bye/
  134  rm -r bye/
  135  rm -rf bye/
  136  ls
  137  echo $?
  138  cd /
  139  ls
  140  ls /
  141  ssh 192.168.29.143
  142  man hier
  143  cd /var
  144  ls
  145  ls log
  146  cd /usr
  147  ls
  148  cd sbin
  149  ls
  150  man rtmon
  151  cd ..
  152  ls
  153  cd local
  154  ls
  155  ls ~
  156  countdown
  157  cp ~/countdown /usr/local/bin/
  158  sudo cp ~/countdown /usr/local/bin/
  159  countdown
  160  echo $PATH
  161  pwd
  162  sudo cp ~/countdown bin/
  163  cd ../sbin
  164  pwd
  165  cd local
  166  cd ../local
  167  cd sbin
  168  pwd
  169  sudo cp ~/countdown ../bin
  170  cd
  171  ls
  172  cp countdown scripts/
  173  cp countdown scripts
  174  ls
  175  rm scripts
  176  mkdir hidden
  177  cp -a * hidden/
  178  ls -al hidden/
  179  rm -f hidden/*
  180  rm -fr hidden/*
  181  cp -a .* hidden/
  182  ls -al hidden/
  183  cd
  184  ls
  185  mv hello goodbye
  186  ls
  187  history
  188  cat /etc/os-release
  189  cp /etc/hosts .
  190  ls -il /etc/hosts hosts
  191  ln hosts linked
  192  ls -il hosts linked
  193  echo hello
  194  echo hello >> hosts
  195  ls -il hosts linked
  196  cat linked
  197  ln -s hosts symlink
  198  ls -il hosts linked symlink
  199  cat symlink
  200  rm hosts
  201  ls -il hosts linked symlink
  202  cat symlink
  203  ls
  204  cat linked
  205  cd /
  206  ls -l
  207  history
  208  cd /etc
  209  ls -l hosts
  210  find / -name "hosts"
  211  find / -name "hosts" 2> /dev/null
  212  find / -name "*hosts*" 2> /dev/null
  213  find / -user linda
  214  find / -user linda 2>/dev/null
  215  find / -type f -user linda 2>/dev/null
  216  sudo find / -size +500M
  217  sudo mkdir /root/linda ; sudo find / -user linda -exec cp {} /root/linda/ \;
  218  sudo mkdir /root/linda ; sudo find / -user linda -exec cp -r {} /root/linda/ \;
  219  sudo find / -user linda -exec ls -al {} \; -exec cp {} /root/linda/ \;
  220  sudo find / -user linda -exec ls -dal {} \; -exec cp -r {} /root/linda/ \;
  221  cd
  222  sudo tar -cvf etc.tar /etc
  223  ls
  224  ls -l etc.tar
  225  sudo tar -czvf etc.tar.gz /etc
  226  ls -l etc*
  227  sudo tar -cjvf etc.tar.bz /etc
  228  ls -l etc*
  229  sudo tar -cJvf etc.tar.xz /etc
  230  ls -l etc*
  231  tar -tvf etc.tar.gz
  232  tar xvf etc.tar.xz
  233  ls
  234  ls etc
  235  history
  236  mkdir -p /tmp/files/pictures /tmp/files/photos /tmp/files/videos
  237  tree /tmp/files
  238  sudo dnf install tree
  239  sudo cp /etc/[abc]* /tmp/files/
  240  cd /tmp/files
  241  ls
  242  mv [ab]* photos/
  243  mv c* videos/
  244  tree
  245  ls -lr
  246  ls -lR
  247  man find
  248  sudo find /etc -size -1000c -exec cp {} /tmp/files/pictures/
  249  sudo find /etc -size -1000c -exec cp {} /tmp/files/pictures/ \;
  250  tree
  251  history
  252  ln -s /var var
  253  ls
  254  ls -l
  255  cd
  256  tar czvf home.tgz /home
  257  sudo tar czvf /tmp/home.tgz /home
  258  history
  259  mkdir /tmp/archive
  260  cd /tmp/archive/
  261  tar -xvf ../home.tgz .
  262  tar -xvf ../home.tgz
  263  ls
  264  tree
  265  history
  266  cd
  267  nano countdown
  268  vim vimcommands
  269  cat vimcommands
  270  tail /etc/passwd
  271  head /etc/passwd
  272  tail -5 /etc/passwd
  273  tail -5 /etc/passwd | head -1
  274  cat countdown
  275  tac countdown
  276  cd /etc
  277  grep linda * 2>/dev/null
  278  grep -l linda * 2>/dev/null
  279  ps aux | grep ssh
  280  alias
  281  ps aux | grep ssh | grep -v grep
  282  grep -i linda *
  283  grep -i allow * -A 5
  284  grep -i allow * -B 5 2>/dev/null
  285  grep -i allow * -C 3 2>/dev/null
  286  grep -l linda *
  287  grep -l linda * 2>/dev/null
  288  grep -lR linda * 2>/dev/null
  289  echo PATH
  290  echo $PATH
  291  echo '$PATH'
  292  man 7 regex
  293  d
  294  cd
  295  vim textfile
  296  grep 'l' textfile
  297  vim textfile
  298  grep 'l' textfile
  299  grep '^l' textfile
  300  grep 'anna$' textfile
  301  grep '^$' textfile
  302  grep 'anna\b' textfile
  303  grep '^anna\b' textfile
  304  grep 'b.*t' textfile
  305  vim textfile
  306  grep 'b.*t' textfile
  307  grep 'b.+t' textfile
  308  grep -E 'b.+t' textfile
  309  grep -E 'b.?t' textfile
  310  grep 'b.\{4\}t' textfile
  311  vim textfile
  312  grep 'b.\{4\}t' textfile
  313  grep 'bo\{4\}t' textfile
  314  grep -E 'ba+t' textfile
  315  grep -E 'bo+t' textfile
  316  history
  317  sed -n 5p /etc/passwd
  318  sed s/anna/onno/g textfile
  319  cat textfile
  320  sed -i -e '2d' textfile
  321  cat textfile
  322  echo hello > {1..9}.txt
  323  echo hello 1.txt
  324  echo hello > 1.txt
  325  echo hello > 2.txt
  326  echo hello > 3.txt
  327  for i in *txt; do sed -i 's/hello/coffee/' $i; done
  328  cat 3.txt
  329  cat /etc/passwd
  330  awk -F : '{ print $4 }' /etc/passwd
  331  cat /etc/passwd
  332  awk -F : '/linda/ { print $3 }' /etc/passwd
  333  awk -F : '$3 > 999 { print $1 }' /etc/passwd
  334  pinfo sed
  335  history
  336  grep root /etc/*
  337  grep root /etc/* 2>/dev/null
  338  grep root /etc/* &>/dev/null
  339  ps aux | tee psfile | grep ssh
  340  less psfile
  341  sudo sh -c "echo password | passwd --stdin linda"
  342  history
  343  history -d 318
  344  history
  345  history -d 318
  346  for i in *txt; do sed -i 's/hello/coffee/' $i; done
  347  ls -a
  348  sudo userhelper --help
  349  touch kughkuguiguyfuyfytdtydyfyguikhkhvghfdtydtrdytfyugfgkuhguigfudytdytufiyuguigiuguigg
  350  ls
  351  rm kughkuguiguyfuyfytdtydyfyguikhkhvghfdtydtrdytfyugfgkuhguigfudytdytufiyuguigiuguigg
  352  echo $HISTFILESIZE
  353  export HISTFILESIZE=100000
  354  echo $SHELL
  355  echo $USER
  356  echo $PATH
  357  env
  358  alias
  359  less /etc/bashrc
  360  ssh 192.168.29.143
  361  alias sander='echo is it coffetime'
  362  sander
  363  sleep 300
  364  vim /etc/profile
  365  cd /etc/profile.d/
  366  ls
  367  cd
  368  vim /etc/modprobe.d/
  369  ls -a
  370  vim .bash_logout
  371  vim /etc/bashrc
  372  vim .bashrc
  373  sleep infinity
  374  jobs
  375  bg
  376  jobs
  377  fg
  378  sleep infinity &
  379  ps aux
  380  kill 44688
  381  kill 3417
  382  who
  383  sudo dd if=/dev/zero of=/dev/null &
  384  jobs
  385  sudo -i
  386  history
  387  ps aux
  388  ps aux | less
  389  ps faux | less
  390  ps -ef
  391  sudo -i
  392  ip a
  393  man ifconfig
  394  ip route show
  395  ping nu.nl
  396  sudo lsblk
  397  sudo mount /dev/sdb1 /mnt
  398  sudo lsblk
  399  ls -l /mnt
  400  cat /etc/fstab
  401  sudo journalctl
  402  sudo systemctl status sshd
  403  sudo ls -l /var/log
  404  less /var/log/messages
  405  sudo less /var/log/messages
  406  exit
  407  history