82 lines
2 KiB
Bash
Executable file
82 lines
2 KiB
Bash
Executable file
#!/bin/bash
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# User Management Script, powered by an SQL database
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# (c) Sangelo | Read Licenses for more info: https://gitpot.dev/sangelo/user-mgmt
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# Variables
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E_BADARGS=65
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MYSQL=$(which mysql)
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MYSQL_USER="root"
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USAGE="
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$0 -- user management script
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Usage:
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init
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add {username} {name} {description}
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delete {username}
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list
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"
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# Check for correct number of arguments and action
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if [ $# -lt 1 ]; then
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echo "$USAGE"
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exit $E_BADARGS
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fi
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# Switch between different actions
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case "$1" in
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"init")
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Q1="CREATE SCHEMA if not exists usermgmt; use usermgmt; CREATE TABLE if not exists users (username varchar(255), name varchar(255), description varchar(255));"
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SQL="${Q1}"
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;;
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"add")
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if [ $# -ne 4 ]; then
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echo "Error: Invalid action."
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echo "$USAGE"
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exit $E_BADARGS
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fi
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Q1="INSERT INTO usermgmt.users (username, name, description) VALUES ('$2', '$3', '$4');"
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SQL="${Q1}"
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PASSWORD=$(openssl rand -base64 12)
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useradd -m -p "$PASSWORD" -s /bin/bash "$2"
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echo "$PASSWORD" >"/home/$2/password.txt"
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echo "This is your password. Please delete this file after saving the password." >>"/home/$2/password.txt"
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;;
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"delete")
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if [ $# -ne 2 ]; then
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echo "Error: Invalid action."
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echo "$USAGE"
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exit $E_BADARGS
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fi
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echo -n "Are you sure you want to delete user "$2"? [y/N] "
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read confirm
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if [ "$confirm" = "y" ] || [ "$confirm" = "Y" ]; then
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Q1="DELETE FROM usermgmt.users WHERE username = '$2';"
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SQL="${Q1}"
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userdel -r "$2"
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else
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echo "User deletion cancelled."
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exit 0
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fi
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;;
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"list")
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if [ $# -ne 1 ]; then
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echo "Error: Invalid action."
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echo "$USAGE"
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exit $E_BADARGS
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fi
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Q1="SELECT username, name, description FROM usermgmt.users;"
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SQL="${Q1}"
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;;
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*)
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echo "Error: Invalid action. Please use a valid argument."
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echo "$USAGE"
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exit $E_BADARGS
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;;
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esac
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echo "Creating MySQL connection... Enter your password if prompted."
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$MYSQL -u "$MYSQL_USER" -p -e "$SQL"
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echo "Done."
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