91 lines
2.6 KiB
Bash
Executable File
91 lines
2.6 KiB
Bash
Executable File
#!/usr/bin/env bash
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# TODO:
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# + trap exit signals to cleanup all temp files and cancel all jobs
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# + run in batches to prevent spawning way too many processes
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# + detect when piping into another application and suppress colors?
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# + temp file control (or none for no disk space)?
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# + command line options or env vars?
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# + --tlds "com,net,org"
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# + --max-concurrent-whois-jobs
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# + --avail-regex and --timeout-regex
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# suggested usage: ./check_domain | tee /tmp/chkdmn && sort /tmp/chkdmn
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# constants
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AVAIL_REGEX='^No match|^NOT FOUND|^Not fo|AVAILABLE|^No Data Fou|has not been regi|No entri'
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TIMEOUT_REGEX='^Timeout'
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COLOR_RESET="\x1b[0m" COLOR_GREEN="\x1b[32m"
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COLOR_YELLOW="\x1b[33m"
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COLOR_RED="\x1b[31m"
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DOMAINS=( \
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'.com' '.net' '.org' '.eu' '.in' '.it' '.sk' '.ac' '.ae' '.af' '.ag' '.al' \
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'.am' '.as' '.at' '.ax' '.be' '.bi' '.bo' '.by' '.bz' '.cc' '.cd' '.cf' '.cg' \
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'.ch' '.ci' '.cl' '.cm' '.cn' '.co' '.cr' '.cx' '.cz' '.dk' '.dm' '.do' '.ec' \
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'.ee' '.es' '.fi' '.fm' '.fo' '.ga' '.gd' '.gf' '.gg' '.gl' '.gp' '.gq' '.gr' \
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'.gs' '.gt' '.gy' '.hk' '.hm' '.hn' '.ht' '.id' '.im' '.in' '.io' '.ir' '.is' \
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'.je' '.ke' '.kg' '.kz' '.la' '.lc' '.li' '.lt' '.lu' '.lv' '.ly' '.me' '.mg' \
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'.mk' '.ml' '.mn' '.mq' '.ms' '.mu' '.mw' '.mx' '.na' '.ne' '.ng' '.nl' '.nu' \
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'.nz' '.pe' '.ph' '.pk' '.pl' '.pr' '.pt' '.pw' '.qa' '.ro' '.rs' '.ru' '.rw' \
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'.sb' '.sc' '.sd' '.se' '.sh' '.si' '.sl' '.sr' '.st' '.su' '.sx' '.sg' '.tk' \
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'.tl' '.to' '.tv' '.tw' '.ug' '.vc' '.ve' '.vg' '.vn' '.vu' '.ws' \
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)
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# check dependencies
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if command -v whois >/dev/null 2>&1; then
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:
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else
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echo "You need to install whois before proceeding!"
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exit 2
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fi
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# check arguments
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if [ "$#" == "0" ]; then
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echo "You need to supply at least one argument!"
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exit 1
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fi
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# main function
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check_domain() {
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local tmp
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local domain
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if [ "$#" == "0" ]; then
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echo "No domain specified."
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return
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fi
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domain="$1"
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# create a unique temporary file
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tmp=$(mktemp "${domain}_XXX")
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# dump whois output into temp file
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whois "$domain" > "$tmp" 2>&1
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# check contents and output appropriately
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if grep -E -q "$AVAIL_REGEX" "$tmp" > /dev/null 2>&1; then
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echo -e "$COLOR_GREEN$domain / probably available$COLOR_RESET"
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elif grep -E -q "$TIMEOUT_REGEX" "$tmp" > /dev/null 2>&1; then
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echo -e "$COLOR_YELLOW$domain / timed out$COLOR_RESET"
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else
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echo -e "$COLOR_RED$domain / unavailable$COLOR_RESET"
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fi
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# cleanup
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rm "$tmp"
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}
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# iterate all provided domain names combined with all TLDs and check them
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# concurrently
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elements=${#DOMAINS[@]}
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while (( "$#" )); do
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for (( i=0;i<elements;i++ )); do
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check_domain "$1${DOMAINS[${i}]}" &
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done
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shift
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done
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wait
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