ZYM/BH-Bookstore-2023
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修改了服务端，防止非法原始请求卡爆后端

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This commit is contained in:
ZhuangYumin
2023-12-18 01:19:06 +00:00
parent 24b9a9fedb
commit 824604870b
1 changed files with 25 additions and 1 deletions
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26
frontend/Web/index.js
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@ -46,7 +46,7 @@ async function GetResult(session_token,operation_token) {
{
if(message_map.get(session_token).has(operation_token))
{
const ret=message_map.get(session_token).get(operation_token);
let ret=message_map.get(session_token).get(operation_token);
message_map.get(session_token).delete(operation_token);
if(Validing=='True'){
if(!(await IsValid(ret)))
@ -144,12 +144,36 @@ io.on('connection', async (socket) => {
const session_token=substrings[1];
if(head[1]=='O')
{
if(msg.split('\n').length!=1)
{
console.log("O: input has "+msg.split('\n').length+" lines");
socket.emit('response', "Invalid Input");
return;
}
SendRequest(msg);
ret=await GetResult(session_token,"Init");
console.log("ret: "+ret);
socket.emit('response', ret);
}
else{
if(head[1]=='R')
{
if(msg.split('\n').length!=2)
{
console.log("R: input has "+msg.split('\n').length+" lines");
socket.emit('response', "Invalid Input");
return;
}
}
else
{
if(msg.split('\n').length!=1)
{
console.log("other: input has "+msg.split('\n').length+" lines");
socket.emit('response', "Invalid Input");
return;
}
}
const operation_token=substrings[2];
const outhentication_key=substrings[3];
const command=msg.trim().split('\n')[1];