49 lines
1.1 KiB
Bash
49 lines
1.1 KiB
Bash
#!/usr/bin/env bash
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# Configuration file to check
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FILE="/etc/login.defs"
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# Pattern to search for
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PATTERN="PASS_MIN_DAYS"
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# Check if the configuration file exists
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if [ ! -f "$FILE" ]; then
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echo "File $FILE not found."
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exit 1
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fi
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# Search for the pattern, whether it's commented or not
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grep -E "^\s*#?\s*$PATTERN\b" "$FILE" >/dev/null
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FOUND=$?
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# If the pattern is found
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if [ $FOUND -eq 0 ]; then
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# Check if the pattern is commented
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grep -E "^#\s*$PATTERN\s+[0-9]+" "$FILE" >/dev/null
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COMMENTED=$?
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if [ $COMMENTED -eq 0 ]; then
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echo "Pattern $PATTERN is commented."
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exit 1
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fi
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# Extract the value of PASS_MIN_DAYS using grep and sed
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VALUE=$(grep -E "^[[:space:]]*$PATTERN\s*=?\s*[0-9]+" "$FILE" | sed -E 's/[^0-9]*([0-9]+).*/\1/')
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# If the value was found and it's a valid number
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if [[ -n "$VALUE" ]]; then
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# Compare the extracted value with 0
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if [ "$VALUE" -le 0 ]; then
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echo "The value of $PATTERN ($VALUE) is less than 0 or egal to 0."
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exit 1
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else
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echo "The value of $PATTERN ($VALUE) is valid (>=0)."
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exit 0
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fi
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else
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echo "No valid value for $PATTERN found."
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exit 1
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fi
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else
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echo "Pattern $PATTERN not found."
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exit 1
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fi
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