add skynet.harbor.queryname

service/cdummy.lua

@@ -1,6 +1,7 @@
 local skynet = require "skynet"
 
 local globalname = {}
+local queryname = {}
 local harbor = {}
 
 skynet.register_protocol {
@@ -17,12 +18,39 @@ skynet.register_protocol {
 	unpack = skynet.tostring,
 }
 
+local function response_name(name)
+	local address = globalname[name]
+	if queryname[name] then
+		local tmp = queryname[name]
+		queryname[name] = nil
+		for _,resp in ipairs(tmp) do
+			resp(true, address)
+		end
+	end
+end
+
 function harbor.REGISTER(name, handle)
 	assert(globalname[name] == nil)
 	globalname[name] = handle
+	response_name(name)
 	skynet.redirect(harbor_service, handle, "harbor", 0, "N " .. name)
 end
 
+function harbor.QUERYNAME(fd, name)
+	local result = globalname[name]
+	if result then
+		skynet.ret(skynet.pack(result))
+		return
+	end
+	local queue = queryname[name]
+	if queue == nil then
+		queue = { skynet.response() }
+		queryname[name] = queue
+	else
+		table.insert(queue, skynet.response())
+	end
+end
+
 function harbor.LINK(id)
 	skynet.ret()
 end