33 lines
952 B
Bash
Executable File
33 lines
952 B
Bash
Executable File
#!/bin/bash
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usage() {
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echo "Usage: $(basename $0) {domain.tld} {debug} | debug is optional, accepts true/yes/1 for true and false/no/0 for false (or just don't use)"
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exit 1
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}
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[[ $# -gt 0 ]] && DOMAIN=$1 || usage
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case $2 in
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[yY][eE][sS]|[tT][rR][uU][eE]|1) DEBUG=true;;
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esac
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COUNT=0;DEPTH=0;mDEPTH=0;INDENT=2;
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checkIncludes() {
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SPF=$1
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for I in $(dig +short TXT $SPF|grep -oE 'include:[^ ]+|ip[46]:[^ ]+'|sed -E 's/include:|ip[46]:|"//g'); do
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[[ $DEBUG ]] && printf "%*s%s %s\n" $(($DEPTH*$INDENT)) '' "$I"
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if [[ ! ${I} =~ ^[0-9] ]]; then
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DEPTH=$(($DEPTH+1))
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mDEPTH=$(($mDEPTH+1))
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checkIncludes $I
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fi
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COUNT=$(($COUNT+1))
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done
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DEPTH=$(($DEPTH-1))
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}
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checkIncludes $DOMAIN
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[[ $DEBUG ]] && echo
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GRN="[1;32m";YEL="[1;33m";RED="[1;31m";NOCOL="[0m";
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case $mDEPTH in
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[0-7]) SCOL="${GRN}";;
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[8-9]) SCOL="${YEL}";;
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*) SCOL="${RED}";;
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esac
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echo "${SCOL}Total: $COUNT (Max lookups: $mDEPTH)${NOCOL}"
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