bw - fix missing location header in http to https redirects

src/common/confs/server-http/access-lua.conf

@@ -115,6 +115,7 @@ access_by_lua_block {
 						end
 						logger:log(NOTICE, plugin_id .. " redirect to " .. ret.redirect .. " : " .. ret.msg)
 						redirect = ret.redirect
+						ctx.bw.location_header = redirect
 						break
 					end
 				end

src/common/core/errors/errors.lua

@@ -19,6 +19,14 @@ function errors:initialize(ctx)
 	plugin.initialize(self, "errors", ctx)
 	-- Default error texts
 	self.default_errors = {
+		["301"] = {
+			title = "Moved Permanently",
+			text = "The requested page has moved to a new url.",
+		},
+		["302"] = {
+			title = "Found",
+			text = "The requested page has moved temporarily to a new url.",
+		},
 		["400"] = {
 			title = "Bad Request",
 			text = "The server did not understand the request.",

src/common/core/errors/plugin.json

@@ -16,7 +16,7 @@
     },
     "INTERCEPTED_ERROR_CODES": {
       "context": "multisite",
-      "default": "400 401 403 404 405 413 429 500 501 502 503 504",
+      "default": "301 302 400 401 403 404 405 413 429 500 501 502 503 504",
       "help": "List of HTTP error code intercepted by BunkerWeb",
       "id": "intercepted-error-codes",
       "label": "Intercepted error codes",

src/common/core/misc/misc.lua

@@ -46,6 +46,15 @@ function misc:access()
 	return self:ret(true, "method " .. method .. " is not allowed", HTTP_NOT_ALLOWED)
 end
 
+function misc:header()
+	-- Add Location header if needed
+	if self.ctx.bw.location_header then
+		ngx.header["Location"] = self.ctx.bw.location_header
+		return self:ret(true, "edited location header")
+	end
+	return self:ret(true, "no location header needed")
+end
+
 function misc:log_default()
 	if self.variables["DISABLE_DEFAULT_SERVER"] == "yes" then
 		self:set_metric("counters", "failed_default", 1)

src/common/core/order.json

@@ -31,7 +31,7 @@
     "cors",
     "antibot"
   ],
-  "headers": ["headers", "cors", "reverseproxy", "clientcache", "antibot"],
+  "headers": ["headers", "cors", "reverseproxy", "clientcache", "antibot", "misc"],
   "log": ["badbehavior", "bunkernet", "errors", "metrics"],
   "preread": [
     "whitelist",