18.) Review grade

Question 1

ˢᶜʰᵉᵈᵘˡᵉ ᵃ ʳᵉᵒᶜᶜᵘʳʳᶦⁿᵍ ʲᵒᵇ ᵗʰᵃᵗ ᵉˣᵉᶜᵘᵗᵉˢ ᵃ ˢᶜʳᶦᵖᵗ ᶠʳᵒᵐ ʰᵗᵗᵖˢ://* ᵗʰᵃᵗ ʳᵘⁿˢ ʰᵒᵘʳˡʸ ᵇᵉᵗʷᵉᵉⁿ ⁷ ᵃⁿᵈ ⁹ ᵒⁿ ᵃˡˡ ᵈᵃʸˢ ᵉˣᶜᵉᵖᵗ ˢᵃᵗᵘʳᵈᵃʸ ᵃⁿᵈ ˢᵘⁿᵈᵃʸ

Answer 1

$ curl https://* >> /home/run.sh
$ chmod +x /home/run.sh
$ crontab -e
0 19-21 * * * /home/run.sh
$ crontab -l

Question 2

Restore graphical target persistently to be multi-user.target

Answer 2

$ systemctl get-default
# systemctl set-default multi-user.target

Question 3

get a script from a server

Answer 3

$ wget https://*

$ chmod +x

Question 4

Create a 2GB partition

Answer 4

# parted /dev/vdb mklabel msdos
# parted /dev/vdb mkpart primary 1GiB 3 GiB
# parted /dev/vdb set 1 lvm on

Question 5

Create a logical volume vol_home on /dev/vdb. Call VG extra_storage

Answer 5

# pvcreate /dev/vdb1
# vgcreate extra_storage /dev/vdb1
# lvcreate -L 1GiB -n vol_home extra_storage

Question 6

Make the newly create /dev/vdb vol_home XFS formatted and mount it on /home-directories

Answer 6

# mkdir /home-directories
# ᵐᵏᶠˢ ⁻ᵗ ˣᶠˢ /ᵈᵉᵛ/ᵉˣᵗʳᵃ⁻ˢᵗᵒʳᵃᵍᵉ/ᵛᵒˡ⁻ʰᵒᵐᵉ

# ˡˢᵇˡᵏ ⁻ᵒ ᵁᵁᴵᴰ /ᵈᵉᵛ/ᵉˣᵗʳᵃ⁻ˢᵗᵒʳᵃᵍᵉ/ᵛᵒˡ⁻ʰᵒᵐᵉ
►ᶠˢᵗᵃᵇ > ᵁᵁᴵᴰ /ʰᵒᵐᵉ⁻ᵈᶦʳᵉᶜᵗᵒʳᶦᵉˢ ˣᶠˢ ᵈᵉᶠᵃᵘˡᵗˢ ⁰ ⁰

Question 7

mount nfs share servera:/share onto /local-share

Answer 7

►fstab > servera:/share /local-share xfs rw,sync defaults 0 0

Question 8

Create a new 512MiB swap on /dev/vdc

Answer 8

# parted /dev/vdc mklabel msdos
# ᵖᵃʳᵗᵉᵈ /ᵈᵉᵛ/ᵛᵈᶜ ᵐᵏᵖᵃʳᵗ ᵖʳᶦᵐᵃʳʸ ˡᶦⁿᵘˣ⁻ˢʷᵃᵖ ¹ᴹᶦᴮ ⁵¹³ᴹᶦᴮ
# ᵐᵏˢʷᵃᵖ /ᵈᵉᵛ/ᵛᵈᶜ¹
ᶠˢᵗᵃᵇ > ᵁᵁᴵᴰ⁼ˣ   ˢʷᵃᵖ   ˢʷᵃᵖ   ᵈᵉᶠᵃᵘˡᵗˢ ⁰ ⁰
# swapon -a

Question 9

ˢᵉᵗ ˢᵉʳᵛᵉʳᵇ ᵗᵒ ᵃᵘᵗᵒ ᵐᵒᵘⁿᵗ /ʰᵒᵐᵉ/ᵖʳᵒ ʷʰᵉⁿ ᵗʰᵉ ᵘˢᵉʳ ˡᵒᵍˢ ᶦⁿ ᵘˢᶦⁿᵍ /ʰᵒᵐᵉ⁻ᵈᶦʳ/ᵖʳᵒ

Answer 9

# yum install autofs
►vi /etc/auto.master.d/pro.autofs  
/- /etc/auto.pro5
►vi /etc/auto.pro5 > 
/localhome/pro5 -rw serva.x.x.com:/home-dir/pro5
# systemctl restart autofs

Question 10

configure ‘web’ container to start automatically with the server as ‘containers’ user

Answer 10

$ mkdir -p ~/.config/systemd/user
$ cd ~/.config/systemd/user
$ podman generate systemd –name web –files –new
$ podman stop -a | podman rm -a
$ systemctl –user daemon-reload
$ systemctl –user enable –now container-web.service
$ loginctl enable-linger