Merge pull request #67 from augfab/disable_http_response

Add option `-nH` to disable HTTP response to HTTP GET/POST requests (#66)

gophernicus.1.man

@@ -58,6 +58,7 @@ much more. It is fully FOSS, and licensed under the BSD 2-Clause license.
   -np           Disable HAproxy proxy protocol
   -nx           Disable execution of gophermaps and scripts
   -nu           Disable personal gopherspaces
+  -nH           Disable HTTP response to HTTP GET/POST requests.
 
   -d            Debug output in syslog and /server-status
   -v            Display version number and build date

src/gophernicus.c

@@ -475,6 +475,7 @@ void init_state(state *st)
 	st->opt_proxy = TRUE;
 	st->opt_exec = TRUE;
 	st->opt_personal_spaces = TRUE;
+	st->opt_http_requests = TRUE;
 	st->debug = FALSE;
 
 	/* Load default suffix -> filetype mappings */
@@ -720,8 +721,9 @@ get_selector:
 	}
 
 	/* Convert HTTP request to gopher (respond using headerless HTTP/0.9) */
-	if (sstrncmp(selector, "GET ") == MATCH ||
-		sstrncmp(selector, "POST ") == MATCH ) {
+	if (st.opt_http_requests && (
+		sstrncmp(selector, "GET ") == MATCH ||
+		sstrncmp(selector, "POST ") == MATCH)) {
 
 		if ((c = strchr(selector, ' '))) sstrlcpy(selector, c + 1);
 		if ((c = strchr(selector, ' '))) *c = '\0';

src/gophernicus.h

@@ -369,6 +369,7 @@ typedef struct {
     char opt_proxy;
     char opt_exec;
     char opt_personal_spaces;
+    char opt_http_requests;
     char debug;
 } state;
 

src/options.c

@@ -157,6 +157,7 @@ void parse_args(state *st, int argc, char *argv[])
 				if (*optarg == 'p') { st->opt_proxy = FALSE; break; }
 				if (*optarg == 'x') { st->opt_exec = FALSE; break; }
 				if (*optarg == 'u') { st->opt_personal_spaces = FALSE; break; }
+				if (*optarg == 'H') { st->opt_http_requests = FALSE; break; }
 				break;
 
 			case 'd': st->debug = TRUE; break;