- ILUG-D - lists.fsci.in

1D1C - sg
by Dhanasekar 10 Feb '23

10 Feb '23

sg - execute command as different group ID To execute command as different group ID $ sg group-name -c 'command' $ sg dev-group -c 'sleep 100' $ sg admin-group -c 'ping 8.8.8.8' regards, T.Dhanasekar

1 0

1D1C - sftp
by Dhanasekar 09 Feb '23

09 Feb '23

sftp - is a secure remote file transfer utility based on File Transfer Protocol (FTP) To Connect to SFTP $ sftp user(a)192.168.122.50 sftp> To get help commands sftp> help To Check Present Working Directory local working directory sftp> lpwd remote working directory sftp> pwd To List files with sftp On Remote sftp> ls On local machine sftp> lls To upload file using sftp sftp > put sample.py To upload multiple files using sftp sftp > mput *.py To download files using sftp sftp > get example.py To download multiple files using sftp sftp > mget *.pl To switching directories in sftp On Remote sftp > cd Documents on local machine sftp > lcd Documents To create new directory on local sftp > mkdir local_dir To create new directory on remote sftp > lmkdir remote_dir To remove directories using sftp sftp > rm file.txt sftp> rmdir dir1 To exit sftp shell sftp > exit regards, T.Dhanasekar

1 0

1D1C - sfdisk
by Dhanasekar 08 Feb '23

08 Feb '23

sfdisk - display or manipulate a disk partition table To display partitions of all the disks in system $ sudo sfdisk -l To view disk partitions of a specific device $ sudo sfdisk -l /dev/vda To display Total Partition Size $ sudo sfdisk -s To display Partition size of specific partition $ sudo sfdisk -s /dev/vda To dump disk partition details to text file $ sudo sfdisk -d /dev/vda > vda.out To display Disk Geometry for Debugging $ sudo sfdisk -G To display the kernel’s idea of the geometry of the device $ sudo sfdisk -g To display All Disk Partition types $ sudo sfdisk -T To display the partition type of a specific partition $ sudo sfdisk --print-id /dev/vda 1 regards, T.Dhanasekar

1 0

1D1C - setsid
by Dhanasekar 07 Feb '23

07 Feb '23

setsid - run a program in a new session syntax $ setsid [options] program [arguments] $ cat add.sh #!/bin/bash # Take input from user and calculate sum. read -p "Enter first number: " num1 read -p "Enter second number: " num2 sum=$(( $num1 + $num2 )) echo "Sum is: $sum" :x To execute shell script in a new session. $ sudo setsid ./add.sh To set the controlling terminal to the current one. $ sudo setsid -c ./add.sh To wait for the execution of the program to end, and return the exit value of this program as the return value of setsid $ setsid -w ./add.sh regards, T.Dhanasekar

1 0

1D1C - setfacl
by Dhanasekar 06 Feb '23

06 Feb '23

setfacl - set file access control lists syntax $ setfacl option file To modify ACLs of file to give read and write permission to user1 $ setfacl -m u:user1 rw file To remove all extended ACL entries $ setfacl -b file.txt To remove entries from the ACL of file, To remove group 'ilugc' from a file's ACL $ setfacl -x g:ilugc file.txt To remove the default ACL $ setfacl -k file To apply operations to all files and directories recursively $ setfacl -m g:ilugc:rw -R directory To restore a permission backup $ setfacl --restore=file To copy the ACL of one file to another $ getfacl example.txt | setfacl --set-file=- f sample.txt regards, T.Dhanasekar

1 0

1D1C - set
by Dhanasekar 05 Feb '23

05 Feb '23

set - is a built-in Linux shell command that displays and sets the names and values of shell and Linux environment variables syntax $ set [options] [arguments] To list all settings $ set $ set debian redhat arch To list all the parameters in the order of $1 $2 $3 $ echo "$*" $ echo $1 $ echo $2 $ echo $3 To unset All Positional Parameters $ set -- To print out an error on the shell if the script runs into an undefined variable $ vim example1.sh #!/bin/bash set -u echo $foo echo "welcome to ilugc" :x $ bash example.sh To display an Error If a Command Is Non-existent $ vim example2.sh #!/bin/bash set -e foo bar echo "welcome to klug" :x $ bash example2.sh To Display an Error in Piped Commands $ vim example3.sh #!/bin/bash set -eo pipefail foobar | echo "Hi welcome to chennaipy" echo "welcome to ilugc" :x $ bash example3.sh To set allexport and notify options $ set -o allexport -o notify regards, T.Dhanasekar

1 0

1D1C - service
by Dhanasekar 04 Feb '23

04 Feb '23

service - is used to control SysVinit services through SysVinit scripts syntax $ service [options] [service] [subcommand] To check the status of service $ sudo service rsyslog status $ sudo service sshd status To stop a service $ sudo service rsyslog stop $ sudo service sshd stop To restart a service $ sudo service rsyslog restart $ sudo service sshd restart $ sudo service vsftpd restart To list the status for all the programs $ sudo service --status-all To do a full restart $ sudo service service_name --full-restart regards, T.Dhanasekar

1 0

1D1C - seq
by Dhanasekar 03 Feb '23

03 Feb '23

seq - print a sequence of numbers syntax $ seq [option] FIRST INCREMENT LAST To display Seq LAST , default increment is 1 $ seq 20 To print with Seq FIRST and LAST $ seq 5 20 To print Seq FIRST INCREMENT LAST $ seq 4 2 50 To add the strings before the sequence number $ seq -f NUM%02g 10 To print the formatted strings starting from 5 and incrementing by 5 up to 25 $ seq -f NUM%02g 5 5 25 To display the output on the same line $ seq -s " " 5 5 50 To append the leading zeros to equalize the width $ seq -ws " " 3 2 120 To display with separators $ seq -s - 100 To generate a sequence containing the floating values $ seq -f "%f" 2 0.5 10 regards, T.Dhanasekar

1 0

Call for Proposal for Mini-Debian conference - 2023
by VGLUG 03 Jan '23

03 Jan '23

Dear FOSS activist, MiniDebConf Tamil Nadu 2023 will be held in Viluppuram, Tamil Nadu hosted by VGLUG Foundation (https://vglug.org) . It is a smaller version of the Debian Conference which focuses on Debian, FOSS by conducting talks and workshops on various topics. We cordially invite Debian contributors, FOSS activists, and working professionals to present a talk on behalf of the conference on the following topics or your area of interest: - Debian and FOSS related topics - Artificial Intelligence, Machine Learning, NLP, Deep Learning, Open Source AI - Robotics, Open Hardware, IoT - Cloud & DevOps, Micro-services, Kubernetes, Distributed Services, Digital Sovereignty. - Blockchain - Web and Mobile Technologies We believe that your experience with FOSS will benefit other groups of FOSS activists, hence we would like to invite you/your organisation to present a talk, demo, and workshop. *Call for proposal:* *Start Date :* 25 December, 2022 *End Date :* 10 January, 2023 *For more details* - https://tn23.mini.debconf.org/contribute/cfp/ *Wiki page* - https://wiki.debian.org/DebianIndia/MiniDebConfTamilNadu2023/ *Poster link:* https://villupuramglug.files.wordpress.com/2022/12/mdc-tn23-cfp.png *Conference Date: * 28 – 29 January, 2023 *Venue: * University College of Engineering, Viluppuram, Tamil Nadu, India Regards, MiniDebConf Tamil Nadu Team.

1 0

Small business server on Linux
by abhishek jain 03 Jul '22

03 Jul '22

Friends Need some help, posting after a long time I am looking to setup a server in my office so that I can use it for active directory for my company, is Linux a good choice and what would be the os and steps for it If some one can recommend a company to help that would be great or if you can send steps. Looking forward to hearing from you Thanks Abhishek

1 0

2024

2023

2022

2021

ILUG-D