20 lines
776 B
Bash
20 lines
776 B
Bash
#!/bin/bash
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# Read the server list from the specified file
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SERVER_LIST_FILE="servers.conf"
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while IFS= read -r SERVER || [ -n "$SERVER" ]; do
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SERVER_LIST+=("$SERVER")
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done < "$SERVER_LIST_FILE"
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# Read the public SSH key from the update server
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UPDATE_SERVER="192.168.1.100" # replace with your update server IP address
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PUBLIC_KEY=$(ssh root@${UPDATE_SERVER} "cat ~/.ssh/id_rsa.pub")
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# Loop through the server list and add the public key to the authorized_keys file of each server
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for SERVER in "${SERVER_LIST[@]}"
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do
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# Establish SSH connection to remote server and add the public key to the authorized_keys file
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ssh root@${SERVER} "mkdir -p ~/.ssh && echo '${PUBLIC_KEY}' >> ~/.ssh/authorized_keys"
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echo "Public key added to authorized_keys on server ${SERVER}"
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done |