Diversifying HTTP statuses

src/lib/http_static.c

@@ -24,7 +24,7 @@ const http_status http_statuses[] = {
         {206, HTTP_TYPE_SUCCESS,       "Partial Content"},
         {207, HTTP_TYPE_SUCCESS,       "Multi-Status"},
         {208, HTTP_TYPE_SUCCESS,       "Already Reported"},
-        {226, HTTP_TYPE_SUCCESS,       "IM Used"},
+        {226, HTTP_TYPE_SUCCESS,       "Instance Manipulation Used"},
 
         {300, HTTP_TYPE_REDIRECTION,   "Multiple Choices"},
         {301, HTTP_TYPE_REDIRECTION,   "Moved Permanently"},

src/lib/proxy.c

@@ -329,7 +329,7 @@ int proxy_init(proxy_ctx_t **proxy_ptr, http_req *req, http_res *res, http_statu
     if (host_ent == NULL) {
         host_ent = gethostbyname2(conf->proxy.hostname, AF_INET);
         if (host_ent == NULL) {
-            res->status = http_get_status(504);
+            res->status = http_get_status(502);
             ctx->origin = SERVER_REQ;
             error("Unable to connect to server: Name or service not known");
             sprintf(err_msg, "Unable to connect to server: Name or service not known.");
@@ -354,7 +354,7 @@ int proxy_init(proxy_ctx_t **proxy_ptr, http_req *req, http_res *res, http_statu
             res->status = http_get_status(504);
             ctx->origin = SERVER_REQ;
         } else if (errno == ECONNREFUSED) {
-            res->status = http_get_status(504);
+            res->status = http_get_status(502);
             ctx->origin = SERVER_REQ;
         } else {
             res->status = http_get_status(500);

src/worker/request_handler.c

@@ -170,6 +170,7 @@ static int request_handler(client_ctx_t *ctx) {
     ctx->conf = get_host_config(ctx->req_host);
     if (ctx->conf == NULL) {
         res->status = http_get_status(421);
+        strcpy(ctx->err_msg, "The requested host name is not configured on the server.");
         return 0;
     }