initial commit

serve.sh

@@ -0,0 +1,56 @@
+#!/bin/bash
+
+source status_codes.sh
+
+declare -A request_headers
+declare -A response_headers
+
+write_response_headers() {
+  local status=$1
+  echo -ne "HTTP/1.1 ${status} ${status_code[${status}]}\r\n"
+  for header in "${!response_headers[@]}"; do
+    echo -ne "${header}: ${response_headers["${header}"]}\r\n"
+  done
+  echo -ne "\r\n"
+}
+
+IFS=' ' read -r method route version;
+
+echo $method $route >/dev/stderr
+if [ "${method}" != 'GET' ]; then
+  write_response_headers 405
+  ./error-page.sh 405
+fi
+
+IFS=$'\n'
+while read -r line; do
+  [[ "$line" == $'\r' ]] && break
+  header=${line%%:*}
+  value=${line#:*}
+  request_headers["${header}"]="${value}"
+done
+
+for header in "${!request_headers[@]}"; do
+  echo "${header} -> ${request_headers["${header}"]}" >/dev/stderr
+done
+
+if [[ "${route}" == "/" ]]; then
+  response_headers["Content-Type"]="text/html"
+  write_response_headers 200 
+  echo "$(www/index.sh)";
+fi
+
+if [[ -f "www${route}" ]]; then
+  if [[ "www${route}" == *.sh ]]; then
+    write_response_headers 200 
+    echo "$(www"${route}")"
+  else 
+    write_response_headers 200 
+    cat "www${route}"
+  fi
+else 
+  if [[ "${route}" != "/" ]]; then
+    write_response_headers 404
+    ./error-page.sh 404
+  fi
+fi