💾 Archived View for celehner.com › gemini-serve captured on 2023-05-24 at 17:58:04.
⬅️ Previous capture (2021-11-30)
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#!/bin/sh # Copyright 2020 Charles E. Lehner # Copying and distribution of this file, with or without modification, # are permitted in any medium without royalty provided the copyright # notice and this notice are preserved. This file is offered as-is, # without any warranty. exec 2>>/tmp/gmi.err if [ -n "$GEMINI_URL" ]; then # allow server to serve its own source printf '20 text/plain\r\n' exec cat "$0" fi read req req=$(echo "$req" | sed 's/\s\+$//') ip_hash=$(echo "$NCAT_REMOTE_ADDR" | sha256sum | head -c 16) date=$(date -u +%FT%TZ) printf "%s %s %s\n" "$date" "$ip_hash" "$req" >>/tmp/gmi.log case "$req" in gemini://celehner.com*|celehner.com*|gemini://localhost*|localhost*) req_noproto=${req#gemini://} hostname=${req_noproto%%/*} path=${req_noproto#*/} if [ "$path" = "$req_noproto" ]; then path=; fi case "$path" in *\?*) query=${path#*\?} path=${path%%\?*} ;; *) unset query ;; esac case "$path" in /*);; *) path="/$path";; esac case "$path" in *.add-backlink) url=${req%%.add-backlink*} path=${path%%.add-backlink} file="./$path" if [ -d "$file" ]; then file="$file/index.gmi" fi exec ./add-backlink "$url" "$path" "$query" "$file" ;; esac file="./$path" if [ -d "$file" ]; then if ! case "$file" in */);; *) false; esac; then # redirect to add trailing slash url="gemini://$hostname$path/${query+?}$query" exec printf '30 %s\r\n' "$url" fi file="$file/index.gmi" fi if [ -f "$file" ]; then if [ -x "$file" -a -z "$GEMINI_URL" ]; then case "$file" in */index.gmi) GEMINI_URL="$req" exec "$file" "$query" ;; esac fi case "$file" in *gmi) printf '20 text/gemini\r\n';; *txt) printf '20 text/plain\r\n';; *) printf '20 %s\r\n' "$(file -Lb --mime-type "$file")";; esac exec cat "$file" fi if [ -f "$file.redirect" ]; then exec cat "$file.redirect" fi ;; *) exec printf '53 Proxy request refused\r\n' ;; esac printf '51 Not Found\r\n'