23 lines
400 B
Bash
Executable File
23 lines
400 B
Bash
Executable File
#!/bin/bash
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if [ -z "$1" ]
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then
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echo "You must specify a filename to read from"
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exit 1
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fi
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if [ ! -f "$1" ]
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then
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echo "File $1 does not exist or is not a file"
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exit 1
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fi
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if [ -z "$2" ]
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then
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echo "Please, specify a port"
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exit 1
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fi
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while read ip n
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do
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nc -z -v -w1 "$ip" "$2"
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# [[ -z "$resolvedIP" ]] && echo "$ip" lookup failure || echo "$ip" resolved to "$resolvedIP"
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done < $1
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