Andre Myrick - C Web Server

src/server.c

@@ -52,13 +52,32 @@ int send_response(int fd, char *header, char *content_type, void *body, int cont
 {
     const int max_response_size = 262144;
     char response[max_response_size];
+    time_t time_res;
+    struct tm *timestamp;
+    char buffer[50];
+    time(&time_res);
 
+    timestamp = localtime(&time_res);
+    strftime(buffer, 50, "%a %b %d %T %Z %Y", timestamp);
     // Build HTTP response and store it in response
 
     ///////////////////
     // IMPLEMENT ME! //
     ///////////////////
+    char *new_body = body;
 
+    sprintf(response, "%s\n"
+        "Date: %s\n"
+        "Connection: close\n"
+        "Content-Length: %d\n"
+        "Content-Type: %s\n"
+        "\n"
+        "%s\n",
+        header, buffer, content_length, content_type, new_body);
+
+    int response_length = strlen(response);
+
+    printf("Response: %s\n", response);
     // Send it all!
     int rv = send(fd, response, response_length, 0);
 
@@ -75,6 +94,10 @@ int send_response(int fd, char *header, char *content_type, void *body, int cont
  */
 void get_d20(int fd)
 {
+    char body[3];
+    int random_int = rand() % 21;
+    sprintf(body, "%d", random_int);
+    send_response(fd, "HTTP/1.1 200 OK", "text/plain", body, strlen(body));
     // Generate a random number between 1 and 20 inclusive
 
     ///////////////////
@@ -119,9 +142,32 @@ void resp_404(int fd)
  */
 void get_file(int fd, struct cache *cache, char *request_path)
 {
-    ///////////////////
-    // IMPLEMENT ME! //
-    ///////////////////
+    char filepath[4096];
+    struct file_data *filedata; 
+    char *mime_type;
+
+    snprintf(filepath, sizeof filepath, "%s/%s", SERVER_ROOT, request_path);
+    filedata = file_load(filepath);
+
+    if (filedata == NULL & strcmp(request_path, "/") == 0) {
+        fprintf(stderr, "cannot find %s\n", request_path);
+        snprintf(filepath, sizeof filepath, "%s/index.html", SERVER_ROOT);
+        filedata = file_load(filepath);
+        mime_type = mime_type_get(filepath);
+        send_response(fd, "HTTP/1.1 200 OK", mime_type, filedata->data, filedata->size);
+        file_free(filedata);
+        return;
+    }
+    else if (filedata == NULL) {
+        fprintf(stderr, "cannot find %s\n", request_path);
+        exit(3);
+    }
+
+    mime_type = mime_type_get(filepath);
+
+    send_response(fd, "HTTP/1.1 200 OK", mime_type, filedata->data, filedata->size);
+
+    file_free(filedata);
 }
 
 /**
@@ -153,7 +199,20 @@ void handle_http_request(int fd, struct cache *cache)
         return;
     }
 
+    char method[200];
+    char path[8192];
+
+    sscanf(request, "%s %s", method, path);
 
+    if(strcmp(method, "GET") == 0 & strcmp(path, "/d20") == 0)
+    {
+        get_d20(fd);
+    }
+    else
+    {
+        get_file(fd, cache, path);
+    }
+
     ///////////////////
     // IMPLEMENT ME! //
     ///////////////////
@@ -193,7 +252,6 @@ int main(void)
     // This is the main loop that accepts incoming connections and
     // forks a handler process to take care of it. The main parent
     // process then goes back to waiting for new connections.
-
     while(1) {
         socklen_t sin_size = sizeof their_addr;