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31 lines
1019 B
31 lines
1019 B
2 years ago
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#!/bin/sh
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# This script creates a new player in the MUD and associates them with an SSH key.
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# It first prompts the user for a player name and an SSH key.
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# It then checks if a user with that player name and SSH key already exists, and if so, exits.
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# If the user and key combination do not already exist, it adds the key to the authorized_keys file and creates the corresponding user.
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echo "Enter player name:"
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read playername
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echo "Enter SSH key:"
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read sshkey
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# check if user already exists
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if id "$playername" >/dev/null 2>&1; then
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echo "Error: user $playername already exists. Please delete the existing user first and try again."
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exit 1
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fi
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# check if key already exists in authorized_keys file
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if grep -q "$sshkey" ~/.ssh/authorized_keys; then
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echo "Error: key already exists in authorized_keys file. Please delete the existing key first and try again."
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exit 1
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fi
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# add key to authorized_keys file
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echo "$sshkey $playername@mud" >> ~/.ssh/authorized_keys
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# create user
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useradd "$playername"
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