Add a (ssh) user to unix or linux server, put the user in sudo users group and chroot the ssh/sftp user to a path of choice so it can only work from a certain directory #centos #chroot #unix

gistfile1.txt

//check if port is in use
netstat -ln |grep 8080
//check what is using this port
netstat -tupln |grep 8080

unix-useradd-and-chroot

##the following command are done by root or a sudo user
useradd <username>
passwd <username>
## add user to sudo group which could be wheel or sudo depending on your setup
usermod -G wheel <username>
#Edit sshd_config to chroot the user. Path here below is on Centos or Redhat and with nano editor up and running
nano /etc/ssh/sshd_config 
##add the end of the file add
Match User <username>
    ChrootDirectory /path/of/choice
    ForceCommand internal-sftp
## control X and save
service sshd restart
##check if the user is listed and has a home directory
cat /etc/passwd | grep "/home"