20 lines
524 B
Bash
20 lines
524 B
Bash
#!/usr/bin/env bash
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kernel_parameter="net.ipv4.icmp_echo_ignore_broadcasts"
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kernel_value="1"
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current_value=$(sysctl -n "$kernel_parameter" 2>/dev/null)
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if [ $? -ne 0 ]; then
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echo "Error: Kernel parameter $kernel_parameter does not exist or could not be retrieved."
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exit 1
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fi
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if [ "$current_value" == "$kernel_value" ]; then
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echo "Kernel parameter $kernel_parameter is set to $kernel_value"
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exit 0
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else
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echo "Kernel parameter $kernel_parameter is not set to $kernel_value (current value: $current_value)"
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exit 1
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fi
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