RHCSA july20 day4

[root@nfsserver home]# history
    1  lsblk
    2  fdisk /dev/sda
    3  lsblk
    4  fdisk -l /dev/sda
    5  mkfs.xfs /dev/sda3
    6  vim /etc/fstab
    7  mount -a
    8  mkdir /files
    9  mount -a
   10  mount
   11  history
   12  poweroff
   13  hostnamectl set-hostname nfsserver.example.com
   14  exit
   15  echo ###### SETTING UP NFS SERVER
   16  yum search nfs
   17  yum install -y nfs-utils
   18  mkdir /myshare
   19  cd /home
   20  ls
   21  mkdir -p ldap/ldapuser1
   22  mkdir -p ldap/ldapuser
   23  mkdir -p ldap/ldapuser2
   24  mkdir -p ldap/ldapuser3
   25  vim /etc/exports
   26  systemctl enabel --now nfsserver
   27  systemctl enable --now nfsserver
   28  systemctl list-unit-files | grep nfs
   29  systemctl enable --now nfs-server
   30  systemctl status nfs-server
   31  showmount -e localhost
   32  firewall-cmd --get-services
   33  firewall-cmd --permanent --add-service nfs
   34  firewall-cmd --permanent --add-service rpc-bind
   35  firewall-cmd --permanent --add-service mountd
   36  history
   37  firewall-cmd --reload

*******************


[root@localhost skel]# history
    1  usermod -aG sales lisa
    2  usermod --help | less
    3  ls -l $(which useradd) $(which adduser)
    4  ls -l /etc/skel
    5  ls -al /etc/skel
    6  touch /etc/skel/blah
    7  useradd bill
    8  ls -la /home/bill
    9  history
   10  cd /home
   11  ls -l
   12  cd /etc
   13  ls -l
   14  cd
   15  tail -2 /etc/group
   16  tail -8 /etc/group
   17  mkdir /data/sales
   18  mkdir -p /data/sales
   19  mkdir -p /data/account
   20  cd /data
   21  ls -l
   22  id
   23  chown linda.sales sales
   24  ls -l
   25  chgrp account account
   26  ls -l
   27  chmod 770 *
   28  ls -l
   29  history
   30  mkdir linda
   31  chown linda linda
   32  chmod 100 linda
   33  ls -l
   34  cd linda
   35  touch a b c d e
   36  ls -l
   37  su - linda
   38  pwd
   39  chmod u+w .
   40  ls -ld .
   41  pwd
   42  su - linda
   43  pwd
   44  chmod 400 .
   45  ls -ld .
   46  su - linda
   47  history
   48  pwd
   49  cd /home/linda
   50  touch rootfile
   51  ls -l
   52  su - linda
   53  pwd
   54  touch r2
   55  su - linda
   56  ls -l
   57  cd
   58  ls -l
   59  ln /etc/hosts myhosts
   60  ls -l /etc/hosts myhosts symhosts
   61  passwd linda
   62  ls -l /home/linda
   63  ls -ld /home/linda
   64  pwd
   65  cd /home/linda
   66  echo wortel > rootfile3
   67  su - linda
   68  pwd
   69  cd ..
   70  ls -l
   71  userdel bill
   72  ls -l
   73  useradd jim -u 1006 -g 1008
   74  ls -l
   75  useradd jim -u 1006
   76  ls -l
   77  cd
   78  find / -user "jim" -exec mv {} /root/ \;
   79  ls
   80  userdel --help
   81  userdel -r jim
   82  cd /home/linda
   83  vim playme
   84  chmod +x playme
   85  su - linda
   86  vim playme
   87  chmod u+s playme
   88  ls -l
   89  find / -perm /4000 2>/dev/null
   90  ls -l /usr/bin/passwd
   91  ls -l /etc/shadow
   92  cd /data
   93  ls -l
   94  su - anna
   95  chmod g+s account/
   96  ls -l
   97  su - anna
   98  ls
   99  ls -l
  100  su anouk
  101  su - anouk
  102  chmod +t *
  103  ls -l
  104  su - anouk
  105  su - lisa
  106  su - linda
  107  su - anouk
  108  history
  109  countdown 13
  110  ls -l
  111  cd sales
  112  ls
  113  su - linda
  114  chmod g+s sales
  115  chmod g+s .
  116  pwd
  117  ls -ld .
  118  su - linda
  119  cd ..
  120  getfacl sales
  121  setfacl -m -R g:account:rx sales
  122  setfacl -R -m g:account:rx sales
  123  getfacl sales
  124  ls -l sales
  125  man setfacl
  126  setfacl -x g:account sales
  127  getfacl sales
  128  setfacl -R -m g:account:rX sales
  129  ls -l sales/
  130  setfacl -x g:account sales
  131  ls -l sales/
  132  setfacl -R -x g:account sales
  133  ls -l sales/
  134  setfacl -R -m g:account:rX sales
  135  ls -l sales/
  136  getfacl sales
  137  cd sales
  138  getfacl a
  139  history
  140  su - linda
  141  setfacl -m d:g:account:rx sales
  142  setfacl -m d:g:account:rx .
  143  su - linda
  144  cd
  145  yum repolist
  146  cd /etc/yum.repos.d/
  147  ls
  148  rm -f *
  149  yum repolist
  150  cd /
  151  df -h
  152  dd if=/dev/sr0 of=/centos82.iso bs=1M &
  153  mkdir /repo
  154  vim /etc/fstab
  155  ls /repo
  156  mount -a
  157  ls /repo
  158  mount | grep repo
  159  cd repo
  160  ls
  161  cd BaseOS/
  162  ls
  163  cd Packages/
  164  ls
  165  cd ..
  166  cd repodata/
  167  ls
  168  cd ../../AppStream/
  169  ls
  170  cd
  171  yum repolist
  172  cd /etc/yum.repos.d/
  173  vim BaseOS.repo
  174  yum repolist
  175  vim AppStream.repo
  176  yum repolist
  177  vim classroom.repo
  178  yum repolist
  179  cat classroom.repo
  180  vim classroom.repo
  181  yum repolist
  182  cd
  183  mount
  184  mount | grep '^/'
  185  history
  186  history | grep dd
  187  countdown 12
  188  which yum
  189  ls -l /usr/bin/yum
  190  yum search nmap
  191  yum install nmap-ncat
  192  yum install nmap
  193  yum search seinfo
  194  yum provides */seinfo
  195  yum install setools-console
  196  yum module list
  197  yum module provides httpd
  198  yum module provides python
  199  yum module provides python36
  200  yum module provides nginx
  201  yum module info nginx
  202  yum module info postgresql
  203  yum module info nginx
  204  yum module install nginx:1.16
  205  ip a
  206  ip addr show
  207  ip addr add dev ens33 10.0.0.10/24
  208  ip a
  209  ping 10.0.0.10
  210  ifconfig
  211  ifconfig -a
  212  man ifconfig
  213  ip -s link
  214  which ifconfig
  215  rpm -qf $(which ifconfig)
  216  rpm -ql net-tools | grep bin
  217  yum remove net-tools
  218  ip route show
  219  ping nu.nl
  220  ip route del default via 192.168.4.2
  221  ping nu.nl
  222  ip route show
  223  ip route add default via 192.168.4.2
  224  ping nu.nl
  225  cat /etc/resolv.conf
  226  which dig
  227  rpm -qf /usr/bin/dig
  228  systemctl status NetworkManager
  229  nmtui
  230  ip a
  231  vim /etc/sysconfig/network-scripts/ifcfg-ens33
  232  nmtui
  233  ip a
  234  yum install bash-completion
  235  nmcli connection show
  236  nmcli connection show ens33
  237  nmcli connection modify ens33 ipv4.addresses 192.168.4.190/24
  238  cat /etc/sysconfig/network-scripts/ifcfg-ens33
  239  ip a
  240  nmcli connection up ens33
  241  ip a
  242  history
  243  ip a
  244  ip route show
  245  cat /etc/resolv.conf
  246  ping nu.nl
  247  countdown 12
  248  poweroff
  249  history
  250  lsblk
  251  groupadd students
  252  groupadd profs
  253  vim /etc/login.defs
  254  vim /etc/shadow
  255  change anna
  256  chage anna
  257  chage --help
  258  passwd --help
  259  usermod -aG students lisa
  260  usermod -aG students linda
  261  usermod -aG profs anna
  262  usermod -aG profs anouk
  263  id anna
  264  cd /data
  265  mkdir students profs
  266  ls -l
  267  chown anna:students students
  268  chown anna:profs profs
  269  ls -l
  270  chmod 3770 students/
  271  chmod 3770 profs/
  272  setfacl -R -m g:profs:rX students/
  273  setfacl -m d:g:profs:rx students/
  274  getfacl students/
  275  history
  276  cd
  277  lsblk
  278  fdisk /dev/sda
  279  lsblk
  280  cat /proc/partitions
  281  mkfs.xfs /dev/sda3
  282  mkdir /files
  283  mount /dev/sda3 /files
  284  mount
  285  mount | grep '^/'
  286  umount /files
  287  vim /etc/fstab
  288  reboot
  289  mount | grep sd3
  290  mount | grep sda3
  291  fdisk /dev/sda
  292  xxd -l 512 /dev/sda
  293  fdisk /dev/sda
  294  mkfs.xfs /dev/sda4
  295  fdisk /dev/sda
  296  partprobe
  297  reboot
  298  fdisk -l
  299  lsblk
  300  vim /etc/default/grub
  301  grub2-mkconfig -o /boot/grub2/grub.cfg
  302  mkfs.ext4 /dev/sda5
  303  mkfs.xfs /dev/sda6
  304  mkdir /ext4
  305  mkdir /xfs
  306  vim /etc/fstab
  307  reboot
  308  mount | grep sda
  309  vim /etc/fstab
  310  fdisk /dev/sda
  311  reboot
  312  mount | grep sda
  313  lsblk
  314  xfs_admin --help
  315  xfs_admin -L goat /dev/sda5
  316  vim /etc/fstab
  317  reboot
  318  mount | grep sda
  319  blkid
  320  vim /etc/fstab
  321  fdisk -l /dev/sda
  322  blkid
  323  ls
  324  ./countdown 12
  325  blkid
  326  blkid | cut -f 2
  327  blkid | awk '{ print $2 }'
  328  blkid | awk '{ print $2 }' | head -2 | tail -1
  329  blkid | awk '{ print $2 }' | head -2 | tail -1 >> somefile
  330  fdisk /dev/sda
  331  mount /dev/sda6 /mnt
  332  umount /mnt
  333  mkfs.ext4 --help
  334  mkfs.ext4 -L cow /dev/sda6
  335  e2label --help
  336  vim /etc/fstab
  337  fdisk /dev/sda
  338  reboot
  339  fdisk /dev/sda
  340  systemctl status tuned
  341  tuned-adm --help
  342  tuned-adm list
  343  tuned-adm profile throughput-performance
  344  tuned-adm list
  345  cd /usr/lib/tuned/
  346  ls
  347  cd throughput-performance/
  348  ls
  349  cat tuned.conf
  350  cd
  351  ls -ld /usr/lib/tuned/ /etc/tuned/
  352  mkdir /etc/tuned/sander
  353  cp /usr/lib/tuned/throughput-performance/tuned.conf /etc/tuned/sander
  354  tuned-adm list
  355  history
  356  vim /etc/tuned/sander/tuned.conf
  357  lsblk
  358  fdisk /dev/sda
  359  cat /proc/partitions
  360  lsblk
  361  pvcreate /dev/sda7
  362  pvs
  363  vgcreate --help
  364  vgcreate -s 8M vgdata /dev/sda7
  365  vgs
  366  pvs
  367  lvcreate -n lvdata -L 1G vgdata
  368  lvcreate -n lvdata -l 127 vgdata
  369  lvs
  370  mkfs.xfs /dev/vgdata/lvdata
  371  vim /etc/fstab
  372  mount -a
  373  mkdir /lvdata
  374  mount -a
  375  history
  376  mount | grep lvdata
  377  ls -l /dev/vgdata/lvdata /dev/mapper/vgdata-lvdata
  378  history
  379  man lvcreate
  380  vgs
  381  mount | grep '^/'
  382  pvs
  383  xxd /dev/sda7 | less
  384  ./countdown 12
  385  df -h
  386  dd if=/dev/zero of=/lvdata/bigfile
  387  df -h
  388  lvs
  389  vgs
  390  vgextend --help
  391  vgextend vgdata /dev/sda8
  392  vgs
  393  lvextend -r -L +100M /dev/vgdata/lvdata
  394  df -h
  395  lvextend -l +50%FREE /dev/vgdata/lvdata
  396  lvs
  397  df -h
  398  xfs_growfs /dev/vgdata/lvdata
  399  df -h
  400  history
  401  free -m
  402  fdisk /dev/sda
  403  free -m
  404  mkswap --help
  405  mkswap /dev/sda9
  406  free -m
  407  vim /etc/fstab
  408  swapon -a
  409  free -m
  410  grep ctive /proc/meminfo
  411  top
  412  yum install httpd -y
  413  systemctl enable --now httpd
  414  ps Zaux | grep http
  415  ss -Ztupen
  416  ss -Ztupenl
  417  cd /var/www/
  418  ls -lZ
  419  ls -ldZ /tmp
  420  ps Zaux | grep httpd | grep root
  421  cd
  422  ./countdown 12
  423  getenforce
  424  setenforce
  425  cat /etc/sysconfig/selinux
  426  vim /etc/httpd/conf/httpd.conf
  427  mkdir /web
  428  vim /web/index.html
  429  systemctl restart httpd
  430  curl http://localhost
  431  setenforce permissive
  432  curl http://localhost
  433  vim /etc/httpd/conf/httpd.conf
  434  systemctl restart httpd
  435  curl http://localhost
  436  setenforce 1
  437  curl http://localhost
  438  grep AVC /var/log/audit/audit.log
  439  ls -Zd /var/www/html/
  440  man semanage
  441  man semanage-fcontext
  442  semanage fcontext -a -t httpd_sys_content_t "/web(/.*)?"
  443  ls -lZd /web
  444  restorecon -Rv /web
  445  curl http://localhost
  446  restorecon --help
  447  man restorecon
  448  journalctl | grep sealert
  449  sealert -l 9c70cfd0-5ed6-4b45-be83-666c83f7406e | less
  450  getsebool -a
  451  getsebool -a | wc
  452  getsebool -a | grep ftp
  453  setsebool -P ftpd_anon_write on
  454  getsebool -a | grep ftp
  455  yum provides systemd-journald
  456  yum provides */systemd-journald
  457  systemctl status firewalld
  458  firewall-cmd --list-all
  459  firewall-cmd --get-services
  460  firewall-cmd --add-service http
  461  firewall-cmd --list-all
  462  firewall-cmd --reload
  463  firewall-cmd --list-all
  464  firewall-cmd --add-service http --permanent
  465  firewall-cmd --list-all
  466  firewall-cmd --reload
  467  firewall-cmd --list-all
  468  history
  469  top
  470  poweroff
  471  rpm -qa | grep tools
  472  yum install -y stratis-cli stratisd
  473  systemctl enable --now stratisd
  474  systemctl status stratisd
  475  stratis pool create mypool /dev/sdb
  476  stratis pool list
  477  stratis filesystem create mypool myfs1
  478  stratis filesystem create mypool myfs2
  479  stratis filesystem list
  480  blkid
  481  mkdir /myfs1
  482  vim /etc/fstab
  483  mount -a
  484  stratis pool list
  485  stratis fs list
  486  df -h
  487  stratis blockdev list mypool
  488  history
  489  systemctl -t help
  490  systemctl list-units -t target
  491  systemctl list-units --all -t target
  492  reboot
  493  mount
  494  mount | grep '^/'
  495  mount -o remount,rw /
  496  mount | grep '^/'
  497  systemctl list-units
  498  systemctl start rescue.target
  499  systemctl list-units
  500  systemctl start graphical.target
  501  cat /etc/fstab
  502  systemctl list-units -t mounts
  503  systemctl list-units -t mount
  504  vim /etc/fstab
  505  cd /run/
  506  ls
  507  cd systemd/
  508  ls
  509  cd generator/
  510  ls
  511  vim ext4.mount
  512  fdisk /dev/sda
  513  mkfs.ext4 /dev/sda10
  514  mkdir -p /my/files
  515  cp ext4.mount /etc/systemd/system/my-files.mount
  516  vim /etc/systemd/system/my-files.mount
  517  systemctl start my-files.mount
  518  mount | grep 10
  519  systemctl cat sshd.service
  520  vim /etc/systemd/system/my-files.mount
  521  systemctl enable --now my-files.mount
  522  cd
  523  ps aux | less
  524  journalctl
  525  mkdir /var/log/journal
  526  journalctl UNIT=sshd
  527  systemctl status sshd.service
  528  systemctl cat my-files.mount
  529  systemctl status systemd-tmpfiles-clean.service
  530  systemctl cat systemd-tmpfiles-clean.service
  531  ./countdown 12
  532  journalctl -f
  533  cd /run/systemd/
  534  cd generator/
  535  ls
  536  cat /etc/fstab
  537  ls /etc/systemd/system
  538  ls /usr/lib/systemd/system
  539  vim /etc/systemd/journald.conf
  540  man journald.conf
  541  cat /etc/fstab
  542  ls
  543  cat myfs1.mount
  544  cat boot.mount
  545  cd
  546  yum install vdo kmod-kvdo
  547  man vdo
  548  vdo create --name=vdo1 --device=/dev/sdc --vdoLogicalSize=1T
  549  systemctl status vdo
  550  mkfs.xfs -K /dev/mapper/vdo1
  551  udevadm settle
  552  cd /usr/share/doc/vdo/examples/
  553  ls
  554  cd systemd/
  555  ls
  556  mkdir /vdo1
  557  cat VDO.mount.example
  558  cp VDO.mount.example /etc/systemd/system/vdo1.mount
  559  vim /etc/systemd/system/vdo1.mount
  560  systemctl enable --now vdo1.mount
  561  mount | grep vdo
  562  vdo create --name=vdo2 --device=/dev/sdc --vdoLogicalSize=1T
  563  vdostats
  564  cd
  565  yum install -y nmap
  566  nmap -sn 192.168.4.0/24
  567  ip a
  568  nmap 192.168.4.194
  569  ssh root@192.168.4.194
  570  showmount -e 192.168.4.194
  571  mount 192.168.4.194:/myshare /mnt
  572  cd /mnt
  573  ls
  574  mount
  575  cd
  576  umount /mnt
  577  yum search autofs
  578  rpm -qa | grep autofs
  579  yum install -y autofs
  580  vim /etc/auto.master
  581  cat /etc/auto.misc
  582  vim /etc/auto.car
  583  showmount -e 192.168.4.194
  584  grep car /etc/auto.master
  585  cat /etc/auto.car
  586  systemctl enable --now autofs
  587  cd /
  588  ls
  589  cd car
  590  mount
  591  ls -a
  592  cd files
  593  pwd
  594  mount
  595  history
  596  mount
  597  cd /
  598  vim /etc/auto.master
  599  vim /etc/auto.ldap
  600  systemctl restart autofs
  601  mount
  602  cd /home/ldap
  603  ls -a
  604  cd ldapuser1
  605  mount
  606  cd ..
  607  cd ldapuser2
  608  mount
  609  grep ldap /etc/auto.master
  610  cat /etc/auto.ldap
  611  reboot
  612  ./countdown 35
  613  ln -s /etc/hosts /tmp/myhosts
  614  ls -l /tmp/myhosts
  615  cd /etc/skel
  616  touch myfile
  617  vim /etc/login.defs
  618  find / -size +100M >/tmp/bigiles
  619  find / -size +100M >/tmp/bigfiles
  620  vgs
  621  fdisk /dev/sda
  622  vgextend vgdata /dev/sda11
  623  vgs
  624  lvcreate -L 500M -n lv500 vgdata
  625  mkfs.ext3 --help
  626  mkfs.ext3 -L myvolume /dev/vgdata/lv500
  627  vim /etc/fstab
  628  mount -a
  629  mkdir /myvol
  630  mount -a
  631  yum provides */sealert
  632  yum install -y setroubleshoot-server
  633  useradd -G profs anna
  634  mkdir -p /data/profs
  635  chown anna:profs /data/profs
  636  chmod 1770 /data/profs
  637  crontab -e
  638  tail -F /var/log/messages
  639  tail -f /var/log/messages
  640  history