From ae00ab973a95c656930d6d6263b5bd744a3b0cee Mon Sep 17 00:00:00 2001
From: Jules Laplace <julescarbon@gmail.com>
Date: Sat, 2 Jun 2018 17:01:55 +0200
Subject: proxy all queries to the server

---
 app/server/bridge.js | 23 +++++++++++++++++++++--
 1 file changed, 21 insertions(+), 2 deletions(-)

(limited to 'app/server/bridge.js')

diff --git a/app/server/bridge.js b/app/server/bridge.js
index c2deb20..beac55c 100644
--- a/app/server/bridge.js
+++ b/app/server/bridge.js
@@ -20,6 +20,7 @@ export const relay = (() => {
   return relay
 })()
 
+const syscall_lookup = {}
 function bind_relay(socket) {
   console.log('Relay connected')
   relay_connected = true
@@ -31,12 +32,14 @@ function bind_relay(socket) {
   })
 
   socket.on('status', data => {
-    // console.log('Received status', data.key)
     client.emit('status', data)
   })
 
   socket.on('system_res', data => {
-    // console.log('System responded', data.type)
+    if (process.env.CACHE_SYSCALLS) {
+      const id = make_server_id(data)
+      syscall_lookup[id] = data
+    }
     client.emit('system_res', data)
   })
 
@@ -54,6 +57,12 @@ function bind_relay(socket) {
     client.emit('system_res', { type: 'relay_disconnected' })
   })
 }
+function make_client_id(data){
+  return [data.cmd, JSON.stringify(data.payload)].join('_')
+}
+function make_server_id(data){
+  return [data.type, JSON.stringify(data.cmd || data.dir)].join('_')
+}
 
 function bind_client(socket){
   console.log('Client connected')
@@ -71,6 +80,16 @@ function bind_client(socket){
   
   socket.on('system', data => {
     // console.log('Client sent system command', data)
+    if (process.env.CACHE_SYSCALLS) {
+      const id = make_client_id(data)
+      console.log('client', id)
+      console.log(id in syscall_lookup)
+      if (id in syscall_lookup) {
+        const cached = syscall_lookup[id]
+        syscall_lookup[id].uuid = data.uuid
+        return socket.emit('system_res', cached)
+      }
+    }
     relay.emit('system', data)
   })
 
-- 
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