initial commit

5 years ago · 9466883aed
3 changed files with 47 additions and 0 deletions
--- a/README.md
+++ b/README.md
@ -0,0 +1,4 @@
+## Bash Web Application Framework
+
+* Requires https://cr.yp.to/ucspi-tcp.html
+* Simply run `./start.sh` to launch it, and then go to [http://127.0.0.1:6001/name/luigi](http://127.0.0.1:6001/name/luigi) to see it in action.
--- a/server.sh
+++ b/server.sh
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+#! /usr/bin/env bash
+shopt -s extglob
+
+url_components=()
+
+function parse_url() {
+  IFS='/' read -r -a url_components <<< $1
+}
+
+function parse_request() {
+  read -u 0 request
+  method=$(echo "$request" | cut -d ' ' -f 1)
+  url=$(echo "$request" | cut -d ' ' -f 2)
+  echo "$url"
+}
+
+parse_url $(parse_request)
+
+url_matcher="${url_components[@]}"
+
+case $url_matcher in
+  *home*)
+    data="Hello!"
+    ;;
+  *name*)
+    data="Your name is ${url_components[-1]}"
+    ;;
+  *)
+    data="it's something else, $url_matcher"
+    ;;
+esac
+
+response="<html>$data</html>"
+content_length=$(( $(echo $response | wc -c) - 1))
+
+printf "HTTP/1.1 200 OK\r\n"
+printf "Server: ucspi\r\n"
+printf "Content-Type: text/html; charset=UTF-8\r\n"
+printf "Content-Length: $content_length\r\n"
+printf "\r\n"
+printf "$response"
--- a/start.sh
+++ b/start.sh
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+#! /usr/bin/env bash
+tcpserver -v 127.0.0.1 6001 ./server.sh