RHCSA day 4 sept. 2021

[root@rhcsa bata]# history
    1  chmod 770 *
    2  ls -l
    3  id linda
    4  usermod -aG sales linda
    5  grep sales /etc/group
    6  id linda
    7  grep linda /etc/passwd
    8  grep sales /etc/passwd
    9  grep sales /etc/group
   10  grep wheel /etc/group
   11  su - linda
   12  su - bob
   13  cd /home/linda
   14  touch root1
   15  touch root2
   16  su - linda
   17  pwd
   18  touch root3
   19  su - linda
   20  cd
   21  ./countdown 12
   22  cd /home/linda
   23  vim playme
   24  chmod +x playme
   25  su - linda
   26  chmod u+s playme
   27  ls -l
   28  find / -perm /4000 2>/dev/null
   29  ls -l /usr/bin/passwd
   30  ls -l /etc/shadow
   31  su - linda
   32  chmod g+s /data/sales
   33  ls -ld /data/sales/
   34  cd /data/sales
   35  touch wortel
   36  ls -l
   37  su - linda
   38  chmod +t /data/sales
   39  su - bob
   40  ls -ld /tmp
   41  cd
   42  ./countdown 1
   43  lsblk
   44  ./countdown 12
   45  lsblk
   46  poweroff
   47  lsblk
   48  fdisk /dev/nvme0n1
   49  gdisk /dev/nvme0n1
   50  fdisk /dev/nvme0n1
   51  lsblk
   52  mkfs.xfs /dev/nvme0n1p3
   53  mkdir /newfs
   54  vim /etc/fstab
   55  mount -a
   56  mount
   57  reboot
   58  fdisk /dev/nvme0n1p1
   59  fdisk /dev/nvme0n1
   60  reboot
   61  fdisk -l
   62  lsblk
   63  mkdir /xfs
   64  mkdir /ext4
   65  mkfs.xfs /dev/nvme0n1p5
   66  mkfs.ext4 /dev/nvme0n1p6
   67  vim /etc/fstab
   68  mount -a
   69  vim /etc/fstab
   70  mount -a
   71  cd /xfs
   72  touch sda5file
   73  cd /ext4
   74  touch ext4file
   75  cd /
   76  vim /etc/fstab
   77  umount /xfs
   78  fdisk /dev/nvme0n1
   79  reboot
   80  vim /etc/fstab
   81  reboot
   82  history
   83  vim /etc/fstab
   84  reboot
   85  journalctl -xb
   86  lsblk
   87  blkid
   88  tune2fs --help
   89  tune2fs -L cow /dev/nvme0n1p5
   90  tune2fs -l /dev/nvwm0n1p5
   91  tune2fs -l /dev/nvme0n1p5
   92  tune2fs -l /dev/nvme0n1p5 | lss
   93  tune2fs -l /dev/nvme0n1p5 | less
   94  vim /etc/fstab
   95  reboot
   96  mount
   97  mount | grep '^/'
   98  df -h
   99  man tune2fs
  100  fdisk /dev/nvme0n1
  101  lsblk
  102  mount /dev/nvme0n1p6 /xfs
  103  cd /xfs
  104  ls
  105  xfs_admin --help
  106  xfs_admin -L goat /dev/nvme0n1p6
  107  umount /xfs
  108  cd /
  109  umount /xfs
  110  xfs_admin -L goat /dev/nvme0n1p6
  111  blkid
  112  blkid | grep n1p6
  113  blkid | grep n1p6 | awk '{ print $3 }'
  114  blkid | grep n1p6 | awk '{ print $3 }' >> /etc/fstab
  115  vim /etc/fstab
  116  mount -a
  117  reboot
  118  df
  119  fdisk /dev/nvme0n1
  120  vim /etc/default/grub
  121  grub2-mkconfig -o /boot/grub2/grub.cfg
  122  reboot
  123  ./countdown 15
  124  lsblk
  125  history
  126  groupadd students
  127  groupadd profs
  128  vim /etc/login.defs
  129  usermod -aG students linda
  130  id linda
  131  useradd -G students lisa
  132  useradd -G profs anna
  133  useradd -G profs anouk
  134  mkdir -p /data/profs /data/students
  135  cd /data
  136  ls -k
  137  ls -l
  138  chown anna:profs profs
  139  chown anna:students students
  140  chmod 3770 profs
  141  chmod 3770 students
  142  ls -l
  143  vim /etc/fstab
  144  cd
  145  ./countdown 5
  146  cd /data
  147  ls -l
  148  getfacl sales
  149  ls -l sales/
  150  setfacl -R -m g:account:rx sales/
  151  ls -l sales/
  152  man setfacl
  153  setfacl -R -x g:account sales/
  154  ls -l sales/
  155  setfacl -R -m g:account:rX sales/
  156  ls -l sales/
  157  su - linda
  158  setfacl -m d:g:account:rx sales
  159  getfacl sales
  160  su - linda
  161  getfacl sales/default
  162  history
  163  getfacl students/
  164  ls -l *
  165  ls -ld *
  166  setfacl -R -m:profs:rX students
  167  setfacl -R -m g:profs:rX students
  168  setfacl -R -m d:g:profs:rx students
  169  getfacls students/
  170  getfacl students/
  171  df -h
  172  cd
  173  dd if=/dev/sr0 of=/rhel83.iso bs=1M
  174  yum repolist
  175  yum install -y nmap
  176  mkdir /repo
  177  vim /etc/fstab
  178  ls /repo
  179  mount -a
  180  ls /repo
  181  vim /etc/fstab
  182  yum repolist
  183  cd /etc/yum.repos.d/
  184  ls
  185  cat redhat.repo
  186  cd /repo
  187  ls
  188  grep repo /etc/fstab
  189  ls AppStream/
  190  ls BaseOS/
  191  ls BaseOS/Packages/
  192  ls BaseOS/repodata/
  193  cd -
  194  vim appstream.repo
  195  vim base.repo
  196  yum repolist
  197  yum install nmap
  198  yum provides */seinfo
  199  seinfo
  200  cd
  201  yum module list
  202  yum module list | less
  203  yum module provides httpd
  204  yum module info postgresql
  205  yum module info --profile postgresql
  206  yum module list postgresql
  207  yum module install postgresql:9.6
  208  yum module install postgresql:9.6/devel
  209  yum module enable postgresql:9.6
  210  ./countdown 12
  211  ip
  212  ip addr
  213  ip a
  214  ip a a dev ens160 10.10.0.10/24
  215  ip a
  216  ping 10.10.0.10
  217  ifconfig
  218  ifconfig -a
  219  ifconfig /all
  220  man ifconfig
  221  ip
  222  ip route show
  223  ip route add 1.0.0.0/8 via 192.168.29.100
  224  systemctl status NetworkManager
  225  nmtui
  226  ip a
  227  cd /etc/sysconfig/network-scripts/
  228  ls
  229  vim ifcfg-ens160
  230  ip link show
  231  man ifconfig
  232  ip -s link show
  233  systemctl status tuned
  234  tuned-adm list
  235  tuned-adm profile latency-performance
  236  tuned-adm active
  237  ls /usr/lib/tuned/
  238  ls /etc/tuned/
  239  mkdir /etc/tuned/sander
  240  cp /usr/lib/tuned/latency-performance/* /etc/tuned/sander/
  241  cd /etc/tuned/sander
  242  ls
  243  vim tuned.conf
  244  sysctl -a
  245  sysctl -a | wc
  246  tuned-adm list
  247  su - linda
  248  cd
  249  cp countdown /usr/bin
  250  countdown 12
  251  fdisk /dev/nvme0n1
  252  cat /proc/partitions
  253  lsblk
  254  pvcreate --help
  255  pvcreate /dev/nvme0n1p7
  256  pvs
  257  vgcreate --help | less
  258  vgcreate vgdata -s 4m /dev/nvme0n1p7
  259  vgs
  260  vgdisplay rhel | less
  261  echo $(( 4863 * 4 ))
  262  echo $(( 19452 / 1024 ))
  263  lvcreate --help | less
  264  lvcreate -L 1G -n lvdata vgdata
  265  lvcreate -l 255 -n lvdata vgdata
  266  mkfs.ext4 /dev/vgdata/lvdata
  267  mkdir  /lvdata
  268  vim /etc/fstab
  269  mount -a
  270  mount
  271  ls -l /dev/vgdata/lvdata /dev/mapper/vgdata-lvdata
  272  pvs
  273  xxd /dev/nvme0n1p7 | less
  274  xxd /dev/nvme0n1 | less
  275  df -h
  276  lvextend -r -l +50%FREE /dev/vgdata/lvdata
  277  vgs
  278  vgextend --help
  279  vgextend vgdata /dev/nvme0n1p8
  280  vgs
  281  lvextend -r -l +50%FREE /dev/vgdata/lvdata
  282  df -h
  283  lvextend -l +100%FREE /dev/vgdata/lvdata
  284  df -h
  285  resize2fs --help
  286  resize2fs /dev/vgdata/lvdata
  287  lvreduce -r -l -1G /dev/vgdata/lvdata
  288  lvreduce -r -L -1G /dev/vgdata/lvdata
  289  history
  290  poweroff
  291  fdisk /dev/nvme0n1
  292  mkswap --help
  293  mkswap /dev/nvme0n1p9
  294  free -m
  295  swapon /dev/nvme0n1p9
  296  free -m
  297  vim /etc/fstab
  298  free -m
  299  reboot
  300  top
  301  vmstat 2 25
  302  top
  303  reboot
  304  yum install stratis-cli stratisd
  305  systemctl enable --now stratisd
  306  stratis pool create mypool /dev/nvme0n2
  307  stratis pool list
  308  stratis fs create myfs1
  309  stratis fs create mypool myfs1
  310  stratis fs create mypool myfs2
  311  stratis fs list
  312  stratis pool list
  313  blkid
  314  blkid | grep 52fb
  315  blkid | grep 52fb | awk '{ print $2 }'
  316  blkid | grep 52fb | awk '{ print $2 }' >> /etc/fstab
  317  blkid | grep 60d3 | awk '{ print $2 }' >> /etc/fstab
  318  vim /etc/fstab
  319  mkdir /stratis1 /stratis2
  320  mount -a
  321  reboot
  322  df -h
  323  cd /stratis1
  324  dd if=/dev/zero of=bigfile bs=1M count=50000
  325  df -h
  326  stratis pool list
  327  cat /etc/fstab
  328  cd /run/systemd/generator/
  329  ls
  330  vim stratis1.mount
  331  vim boot.mount
  332  cat /etc/fstab
  333  cp newfs.mount /etc/systemd/system/
  334  vim /etc/fstab
  335  cd /etc/systemd/system/
  336  vim newfs.mount
  337  systemctl cat sshd.service
  338  vim newfs.mount
  339  umount /newfs
  340  mount | grep newfs
  341  systemctl enable --now newfs.mount
  342  mount | grep newfs
  343  reboot
  344  mount | grep new
  345  cat /etc/fstab
  346  systemctl status newfs
  347  systemctl status newfs.mount
  348  vim /etc/default/grub
  349  ./countdown 15
  350  yum install -y httpd
  351  systemctl enable --now httpd
  352  ps aux | grep httpd
  353  ps Zaux | grep httpd
  354  ps Zaux
  355  ls -ldZ /var/tmp
  356  ls -lZ /var/www
  357  mkdir /web
  358  cd /web
  359  vim index.html
  360  vim /etc/httpd/conf/httpd.conf
  361  systemctl restart httpd
  362  curl localhost
  363  getenforce
  364  setenforce permissive
  365  getenforce
  366  curl localhost
  367  vim /etc/httpd/conf/httpd.conf
  368  systemctl restart httpd
  369  curl localhost
  370  getenforce
  371  setenforce enforcing
  372  curl localhost
  373  ps Zaux | grep httpd
  374  ls -ldZ /web
  375  grep AVC /var/log/audit/audit.log
  376  ls -ld /web
  377  ls -ldZ /web
  378  ls -ldZ /var/www/html
  379  man semanage
  380  man semanage-fcontext
  381  semanage fcontext -a -t httpd_sys_content_t "/web(/.*)?"
  382  ls -ldZ /web
  383  restorecon -Rv /web
  384  getenforce
  385  curl localhost
  386  cd
  387  ./countdown 1
  388  history
  389  man regex
  390  man 7 regex
  391  grep AVC /var/log/audit/audit.log
  392  history | grep force
  393  vim /etc/sysconfig/selinux
  394  ./countdown 13
  395  getsebool -a
  396  getsebool -a  | wc
  397  getsebool -a  |less
  398  getsebool -a  | grep http
  399  getsebool -a  | grep on
  400  getsebool -a  | grep http
  401  setsebool -P httpd_use_cifs on
  402  vim /etc/httpd/conf/httpd.conf
  403  systemctl restart httpd
  404  systemctl status httpd
  405  grep AVC /var/log/audit/audit.log
  406  man semanage-port
  407  grep sealert /var/log/messages
  408  sealert -l 881abaed-4218-4aba-8ddc-f4e0773e74e7 | less
  409  #semanage port -a -t http_port_t
  410  sealert -l 881abaed-4218-4aba-8ddc-f4e0773e74e7 | les
  411  semanage port -a -t http_port_t -p tcp 82
  412  systemctl restart httpd
  413  sealert -l 1977d4aa-ae14-4130-b3c4-58c2d81b2466 | less
  414  restorecon -Rv /var
  415  yum install vdo kmod-kvdo
  416  man vdo
  417  vdo create --name=vdo1 --device=/dev/nvme0n3 --vdoLogicalSize=1E
  418  vdo create --name=vdo1 --device=/dev/nvme0n3 --vdoLogicalSize=1P
  419  mkfs.xfs -K /dev/mapper/vdo1
  420  udevadm settle
  421  cd /usr/share/doc/vdo/
  422  ls
  423  cd examples/
  424  ls
  425  cd systemd/
  426  ls
  427  cp VDO.mount.example /etc/systemd/systemd/myvdo.mount
  428  cp VDO.mount.example /etc/systemd/system/myvdo.mount
  429  mkdir /myvdo
  430  pwd
  431  cd /etc/systemd/system/
  432  vim myvdo.mount
  433  systemctl enable --now myvdo.mount
  434  systemctl status myvdo.mount
  435  reboot
  436  showmount -e 192.168.29.2
  437  mount 192.168.29.2:/ldap /mnt
  438  ls /mnt
  439  umount /mnt
  440  countdown 13
  441  systemctl status autofs
  442  yum install -y autofs
  443  systemctl status autofs
  444  vim /etc/auto.master
  445  vim /etc/auto.misc
  446  ls /
  447  vim /etc/auto.files
  448  vim /etc/auto.master
  449  vim /etc/auto.files
  450  showmount -e 192.168.29.2
  451  ls /
  452  systemctl enable --now autofs
  453  ls /
  454  cd /files
  455  ls -a
  456  cd data
  457  mount
  458  vim /etc/auto.master
  459  vim /etc/auto.ldap
  460  systemctl restart autofs
  461  cd /home/ldap
  462  ls -a
  463  cd user1
  464  cd ../user2
  465  cd ..
  466  ls
  467  countdown 1
  468  reboot
  469  mount | grep vdo
  470  df -h
  471  vdostats --human-readable
  472  ssh 192.168.29.2
  473  history
  474  firewall-cmd --list-all
  475  firewall-cmd --get-services
  476  cd /usr/lib/firewalld/
  477  ls
  478  cd services/
  479  ls
  480  vim ftp.xml
  481  vim http.xml
  482  cp http.xml /etc/firewalld/services/sander.xml
  483  vim /etc/firewalld/services/sander.xml
  484  firewall-cmd --get-services
  485  systemctl restart firewalld
  486  firewall-cmd --get-services
  487  firewall-cmd --add-service sander
  488  firewall-cmd --list-all
  489  firewall-cmd --add-service sander --permanent
  490  systemctl -t help
  491  systemctl list-units -t target
  492  cd /etc/systemd/system/
  493  ls
  494  vim myvdo.mount
  495  systemctl enable myvdo.mount
  496  systemctl get-default
  497  systemctl list-dependencies
  498  systemctl isolate multi-user.target
  499  systemctl isolate emergency.target
  500  reboot
  501  tree
  502  ps fax
  503  exit
  504  firewall-cmd --add-service ssh --permanent
  505  systemctl status sshd.service
  506  systemctl enable --now httpd
  507  journalctl
  508  journalctl -xb
  509  mkdir /var/log/journal
  510  cd /var/log/journal
  511  ls
  512  cd ..
  513  ls journal/
  514  systemctl daemon-reload
  515  ls journal/
  516  cd journal/a6f6e176bc2740b7997f406ff2739786/
  517  ls
  518  cd
  519  countdown 13
  520  yum module install container-tools
  521  podman run -d nginx
  522  docker ps
  523  podman ps
  524  podman run -it ubuntu
  525  bash
  526  podman run -it ubuntu
  527  ps fax
  528  ps ef | grep conmon
  529  ps aux | grep conmon
  530  ps aux | grep conmon | grep -v grep
  531  vim /etc/containers/registries.conf
  532  podman login registry.redhat.io
  533  podman run ubi8
  534  podman ps
  535  podman run ubi8 -it
  536  podman run -it ubi8
  537  podman ps
  538  podman ps -a
  539  exit
  540  podman run -d mariadb
  541  podman ps
  542  podman ps -a
  543  podman logs awesome_kowalevski
  544  podman images
  545  podman inspect docker.io/library/mariadb | less
  546  podman run -d --name mydb -e MYSQL_ROOT_PASSWORD=password -e MYSQL_USER=bob -e MYSQL_PASSWORD=password -e MYSQL_DATABASE=books -p 3306:3306 mariadb
  547  podman ps
  548  podman exec -it stupefied_zhukovsky cat /etc/os-release
  549  podman exec -it stupefied_zhukovsky -- cat /etc/os-release
  550  podman exec -it stupefied_zhukovsky uname -r
  551  uname -r
  552  history
  553  ip a
  554  podman ps
  555  podman inspect mydb
  556  exit
  557  grep AVC /var/log/audit/audit.log
  558  exit
  559  loginctl enable-linger linda
  560  loginctl show-user linda
  561  exit
  562  podman ps
  563  ps fax
  564  ps fax | less
  565  ps faux | less
  566  countdown 24
  567  countdown 26
  568  ln -s /etc/hosts /tmp/myhosts
  569  vim /etc/login.defs
  570  cd /etc/skel/
  571  touch myfile
  572  useradd betty
  573  ls -la /home/betty/
  574  find / -size +100M > /tmp/bigfiles
  575  cat /tmp/bigfiles
  576  cd
  577  vgs
  578  lvcreate -n lv500 -L 500M vgdata
  579  mkfs.ext3 -L myvolume /dev/vgdata/lv500
  580  vim /etc/fstab
  581  mkdir /myvol
  582  mount -a
  583  vim /etc/fstab
  584  mount -a
  585  reboot
  586  yum provides */seinfo
  587  yum install -y setools-console
  588  useradd -aG profs anna
  589  useradd -G profs anna
  590  useradd -G profs banna
  591  mkdir -p /bata/profs
  592  cd /bata
  593  ls -l
  594  chmod 1770 profs
  595  ls -l
  596  chown banna:profs profs/
  597  ls -l
  598  systemctl status crond
  599  crontab -e
  600  date
  601  journalctl
  602  history

#### STUDENT HISTORY
[student@rhcsa ~]$ history
    1  sudo -i
    2  su -
    3  sudo -i
    4  podman run -d nginx
    5  podman ps
    6  podman images
    7  podman info
    8  podman login docker.io
    9  podman search nginx
   10  podman run -d quay.io/bitnami/nginx
   11  podman ps
   12  podman images
   13  podman inspect quay.io/bitnami/nginx | less
   14  podman inspect docker.io/library/nginx | less
   15  ip a
   16  exit
   17  sudo -i
   18  sudo mkdir -p /opt/dbfiles
   19  sudo chmod o+w /opt/dbfiles
   20  podman run -d --name mydbase -v /opt/dbfiles:/var/lib/mysql:Z -e MYSQL_USER=bob -e MYSQL_PASSWORD=password -e MYSQL_DATABASE=student -e MYSQL_ROOT_PASSWORD=password registry.redhat.io/rhel8/mariadb-103
   21  podman login registry.redhat.io
   22  podman run -d --name mydbase -v /opt/dbfiles:/var/lib/mysql:Z -e MYSQL_USER=bob -e MYSQL_PASSWORD=password -e MYSQL_DATABASE=student -e MYSQL_ROOT_PASSWORD=password registry.redhat.io/rhel8/mariadb-103
   23  podman ops
   24  podman ps
   25  podman ps -a
   26  podman logs mydbase
   27  sudo -i
   28  podman rm mydbase
   29  sudo chown $(id -un) /opt/dbfiles
   30  sudo ls -ld /opt/dbfiles/
   31  podman run -d --name mydbase -v /opt/dbfiles:/var/lib/mysql:Z -e MYSQL_USER=bob -e MYSQL_PASSWORD=password -e MYSQL_DATABASE=student -e MYSQL_ROOT_PASSWORD=password registry.redhat.io/rhel8/mariadb-103
   32  podman ps
   33  ls /opt/dbfiles/
   34  ls /opt/dbfiles/ -l
   35  exit
   36  countdown 12
   37  sudo -i
   38  exit
   39  sudo passwd linda
   40  sudo loginctl enable-linger linda
   41  ssh linda@localhost
   42  sudo reboot
   43  sudo -i
   44  history


#####LINDA HISTORY
linda@rhcsa ~]$ history
    1  touch lindafile
    2  ls -l
    3  id
    4  exit
    5  cd /data/account/
    6  cd /data/sales
    7  touch lndafile1
    8  touch lndafile2
    9  ls -l
   10  touch lndafile3
   11  touch lndafile4
   12  exit
   13  pwd
   14  ls -ld .
   15  ls -l
   16  rm root1
   17  ls -l
   18  echo linda >> root2
   19  ls -l root2
   20  vim root2
   21  ls -l root2
   22  cat root2
   23  exit
   24  ls -il root3
   25  vim root3
   26  ls -il root3
   27  exit
   28  ls
   29  ls -l
   30  ./playme
   31  exit
   32  cd /data/sales
   33  touch linda1
   34  touch linda2
   35  touch linda3
   36  touch linda4
   37  touch linda5
   38  ls -l
   39  su - bob
   40  chmod g+s .
   41  exit
   42  touch /data/sales/lindanewfile
   43  touch /data/sales/lindanewfile2
   44  ls -l /data/sales
   45  su - bob
   46  exit
   47  cd /data/sales
   48  touch newfile
   49  getfacl newfile
   50  getfacl lindanewfile
   51  exit
   52  touch /data/sales/default
   53  exit
   54  mkdir /tmp/myfiles
   55  ls -ld /tmp/myfiles/
   56  getfacl /tmp/myfiles
   57  setfacl -m u:bob:rX /tmp/myfiles
   58  getfacl /tmp/myfiles
   59  exit
   60  ls -l .config
   61  mkdir -p .config/systemd/user
   62  cd .config/systemd/user/
   63  podman run -r --name mynginx -p 8081:80 nginx
   64  podman run -d --name mynginx -p 8081:80 nginx
   65  podman ps
   66  podman generate --help
   67  podman generate systemd --name mynginx --files
   68  ls
   69  vim container-mynginx.service
   70  systemctl --user daemon-reload
   71  systemctl --user enable container-mynginx.service
   72  systemctl --user status container-mynginx.service
   73  exit
   74  history