better logging

This reverts commit 6fb3c6f193.

src/server.c

@@ -36,6 +36,7 @@
 #include <string.h>
 #include <pthread.h>
 #include <sys/stat.h>
+#include <malloc.h>
 
 #include <curl/curl.h>
 #include <glib.h>
@@ -185,7 +186,7 @@ static void *server_thread(void *arg)
 	path++;
 
 
-	if (strstr(path, "..") || strstr(prefix, "..")) {
+	if (strstr(path, "..") || strstr(prefix, "..") || strstr(path, "'") || strstr(path, ";")) {
 		close(fd);
 		return NULL;
 	}
@@ -212,6 +213,9 @@ static void *server_thread(void *arg)
 	if (timedelta(before, after) > 0.6) 
 		printf("Request for %s took %5.2f seconds (%i - %i)\n", url,
 			after.tv_sec - before.tv_sec + (1.0*after.tv_usec - before.tv_usec) / 1000000.0, ret, (int)timestamp);
+			
+	if (ret != 200)
+		printf("Request for %s resulted in error %i\n", url, ret);
 	free(url);
 	return NULL;
 }
@@ -259,8 +263,9 @@ int main(int argc, char **argv)
 		int clientsock;
 		pthread_t thread;
 
+		malloc_trim(0);
 		clientsock = accept(sockfd, NULL, NULL);
-		
+
 		if (!curl_done) {
 			curl_global_init(CURL_GLOBAL_ALL);
 			curl_done = 1;