CentOS 8.x Configure barjatiyarklp after OS installation overwriting existing root partition
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Assuming older OS is reinstalled on / and that other partitions such as /mnt/data1/ are kept intact.
OS installation
- Install CentOS 8 server with GUI with required packages (Except Smart card tools, Infiband support, Legacy application support, etc.)
- During installation Select Asia/Kolkata timezone even if time is reported wrong. After installation correct time is automatically shown.
- First boot and accept license agreement
- Go through welcome wizard and disable use of "Location services" under privacy
- Configure wifi or wired LAN connectivity
- Open "Privacy" and disable screen lock. Validate that location services are also off.
Initial configuration
In terminal
- sudo su -
- visudo (Enable sudo access without password for wheel group)
- Disable SELinux (setenforce 0, /etc/sysconfig/selinux SELINUX=disabled)
- Edit /etc/hosts and add appropriate entries:
- 192.168.1.3 rekallcm1
- Other relevant /etc/hosts entries from other machines
- Configure history retention Storing date / time along with commands in history
- Configure alias for checking battery status CentOS 7.x check laptop battery information
- Edit /etc/yum.conf and configure keepcache=1
- Full update system using 'dnf -y update --skip-broken --nobest'
- dnf -y install epel-release
- dnf -y install byobu
Install and configure required packages
dnf based packages
dnf -y remove bind-chroot dnf -y install htop #Colorful command-line top dnf -y install gimp #Advanced image editor useful for editing pdf as images dnf -y install fdupes #Duplicate file detection dnf -y install p7zip #Support for 7zip dnf -y install expect #For shell automation. Includes mkpasswd utility dnf -y install bind bind-utils #For DNS related tasks dnf -y install erlang #Programming dnf -y install git #Version control dnf -y install wireshark #Packet capturing dnf -y install libreoffice-writer libreoffice-calc libreoffice-impress #Libreoffice dnf -y install telnet nc #For TCP connection checking dnf -y install freerdp #For xfreerdp to Windows machines dnf -y install texlive #For latex dnf -y install brasero #For burning CD/DVD dnf -y install livecd-tools #For creating live USB dnf -y install minicom #For working with serial ports dnf -y install iw #For wireless iw command dnf -y install libguestfs-tools #For virt-sysprep dnf -y install ImageMagick #For image editing dnf -y install dia #For diagrams dnf -y install xsane #For scanning dnf -y install texlive-wrapfig texlive-capt-of texlive-ulem texlive-translator #For org-latex exports dnf -y install texlive-translator #For compiling beamer presentations using latex dnf -y install gparted #For partition management
Install a few games:
dnf -y install blinken bomber bovo kanagram kapman katomic kblackbox kblocks kbounce kdiamond kfourinline kgoldrunner khangman kigo killbots kiriki kjumpingcube klines kmahjongg kmines knetwalk kolf kollision konquest kreversi kshisen ksirk ksnakeduel kspaceduel ktuberling kubrick lskat nethack picmi trader xrick zork
Not found packages to be searched later:
dnf -y install pandoc #For documentation generation dnf -y install encfs #For fuse encrypted filesystem
Install brave browser
sudo rpm --import https://brave-browser-rpm-release.s3.brave.com/brave-core.asc sudo dnf -y install dnf-utils sudo dnf config-manager --add-repo https://brave-browser-rpm-release.s3.brave.com/x86_64/ sudo dnf install brave-browser -y
Install and configure emacs
- dnf -y install emacs
- Ensure /home/saurabh/.emacs and /home/saurabh/.emacs.d are symlink to appropriate folders of application-data
- Validate things are working by opening to-do.org file
- Configure nautilus to open .org file via emacs by default
Install vlc
- yum -y install https://download1.rpmfusion.org/free/el/rpmfusion-free-release-8.noarch.rpm
- yum -y install vlc
Refer:
Install broadcom-wl
- dnf -y install https://mirrors.rpmfusion.org/nonfree/el/rpmfusion-nonfree-release-8.noarch.rpm
- dnf -y install broadcom-wl
Install skype
- Download skype rpm from https://www.skype.com/en/get-skype/download-skype-for-desktop/
- Install the rpm using:
- dnf -y localinstall <rpm-name>
Configure nautlius
- Open nautilus
- Create bookmarks for (Open folder and press Ctrl+D)
- /mnt/data1/workspace/gbb/owncloud/saurabh
- /mnt/data1
- /mnt/data1/plain_folders/documents/Desktop/rekall
- Configure nautilus to open .org file via emacs by default, if not done already
- vim ~/.config/user-dirs.dirs #As saurabh user
- Comment all except Desktop and Downloads
- vim /etc/xdg/user-dirs.default #As root user
- Comment all except Desktop and Downloads
- Logoff and login again
- Open nautilus and remove bookmarks for Documents, Music, Videos and Pictures
Refer:
Configure firefox
- Ensure that /home/saurabh/.mozilla is symlink to application-data folder
- Starting firefox and see that various profiles are appearing properly.
- Validate history and stored passwords are working as expected
Install and configure thunderbird
- yum -y install thunderbird
- Create symbolic link
- ln -s /mnt/data1/workspace/application-data/thunderbird/ .thunderbird
- Run thunderbird and validate email accounts are accessible
- Set date-format display using OpenSuse Leap 15 Change date-format displayed in Thunderbird
- Optionally set correct calendar response email ID using CentOS 8.x Thunderbird calendar invitation response email address
Install Anydesk
- Refer CentOS 8.x Install anydesk
- Restore backup of anydesk configuration:
- cd ~/.anydesk
- mv user.conf user-old.conf
- ln -s /mnt/data1/workspace/application-data/anydesk/anydesk-saurabh-user.conf user.conf
Configure SSH
- Symbolic link ssh from /mnt/data1
- ln -s /mnt/data1/workspace/application-data/ssh .ssh
- ssh root@rekallcm1
- Enter passphrase (4cs..) and enable automatic unlock during login
Install nomachine
Install Google chrome
- Refer CentOS 7.x Installing Google chrome
- Start chrome
- Do not make chrome default browser and Disable submitting of usage information
- Test by opening www.google.com
Configure git
- Configure various git parameters:
- git config --global user.name "Saurabh Barjatiya"
- git config --global user.email "saurabh [at] sbarjatiya.com" #Correct email address
- git config --global color.ui true
- git config --global color.status auto
- git config --global color.branch auto
- git config --global core.editor vim
- Configure to use simple push by default
- git config --global push.default simple
- Refer https://stackoverflow.com/questions/21839651/git-what-is-the-difference-between-push-default-matching-and-simple
Postfix and logwatch
- Configure postfix gmail relay using Sending email via Gmail relay through postfix
- Edit /etc/aliases and add barjatiya.saurabh [at] gmail.com as alias for root.
- newaliases
- Install and configure logwatch
- systemctl restart postfix
- systemctl enable postfix
Install ntfs-3g and mount drives
- yum -y install ntfs-3g
- blkid
- mkdir -p /mnt/{cdrive,ddrive}
- Add /etc/fstab entries similar to
- UUID="E0722C3A722C17B4" /mnt/cdrive ntfs defaults 0 0
- UUID="8AE21E5EE21E4F37" /mnt/ddrive ntfs defaults 0 0
- mount -a
- df -h
Add Windows boot option
- CentOS 7.x Add Windows 7 boot option to grub2
- Reboot into Windows and check it is working
Install VMWare Remote Console (VMRC)
- Download latest VMWare Remote console from VMWare website
- chmod +x *.bundle
- ./<name>.bundle #as root user
Install Owncloud Desktop client
Install and configure fail2ban
Configure lxc
Configure ntp client
Re-add various older VMs
Pending
- Unable to find below on CentOS 8
yum -y install kile #Latex editor yum -y install yaws #Erlang web server yum -y install kolourpaint #Basic image editor yum -y install bzr kdiff3 #For versioning and comparing files yum -y install unetbootin liveusb-creator livecd-tools #For creating live bootable USB from iso files
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