69 lines
1.8 KiB
Plaintext
69 lines
1.8 KiB
Plaintext
find_item() {
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if test ${#1} -ge 7; then
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set -- "$(find "$STATEDIR/items" -mindepth 1 -maxdepth 1 \
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-regex "$STATEDIR/items/$1[0-9A-Za-z]*$")"
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if test -n "$1" && test $(echo "$1" | wc -l) = 1; then
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echo "$1"
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return 0
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fi
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fi
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return 1
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}
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abs_path=${Request_URI%%\?*}
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case "$Method $abs_path" in
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"GET /"[0-9a-z]*)
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if item=$(find_item ${abs_path#/}); then
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content_type=$(cat "$item".content_type 2>/dev/null || file -ib "$item")
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printf 'HTTP/1.1 200 OK\r\n'
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printf 'Content-Type: %s\r\n' "$content_type"
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printf 'Server: %s\r\n' "$Server"
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printf 'Connection: close\r\n'
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printf 'Content-Length: %d\r\n' $(wc -c < $item)
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printf '\r\n'
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cat $item
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exit
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fi
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;;
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"POST /")
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content=$(mktemp -t htgen.$$.content.XXXXXXXX)
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trap "rm $content >&2" EXIT
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case ${req_expect-} in 100-continue)
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printf 'HTTP/1.1 100 Continue\r\n\r\n'
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esac
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head -c $req_content_length > $content
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sha256=$(sha256sum -b $content | cut -d\ -f1)
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base32=$(nix-hash --to-base32 --type sha256 $sha256)
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item=$STATEDIR/items/$base32
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ref=http://$req_host/$base32
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if ! test -e $item; then
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mkdir -v -p $STATEDIR/items >&2
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cp -v $content $item >&2
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fi
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if test -n "${req_content_type_override-}"; then
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echo -n "$req_content_type_override" > "$item".content_type
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fi
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base32short=$(echo $base32 | cut -b-7)
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if item=$(find_item $base32short); then
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ref=$(echo "$ref"; echo "http://$req_host/$base32short")
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fi
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printf 'HTTP/1.1 200 OK\r\n'
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printf 'Content-Type: text/plain; charset=UTF-8\r\n'
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printf 'Server: %s\r\n' "$Server"
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printf 'Connection: close\r\n'
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printf 'Content-Length: %d\r\n' $(expr ${#ref} + 1)
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printf '\r\n'
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printf '%s\n' "$ref"
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exit
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;;
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esac
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