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dont treat server's Alert after data as error.

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themighty1
2021-06-14 09:55:03 +03:00
parent 75fa750e03
commit c03cfd76b1
1 changed files with 17 additions and 3 deletions
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20
webextension/content/tlsn.js
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@@ -366,12 +366,21 @@ const start_audit = async function(server, port, headers){
function splitResponseIntoRecords(s){
var records = []
var p = 0 //position in the stream
var alertSeen = false
while (p < s.length){
if (alertSeen){
console.log('Server unexpectedly sent more data after Alert')
throw('Server unexpectedly sent more data after Alert')
}
if (! eq(s.slice(p,p+3), [0x17,0x03,0x03])){
if (eq(s.slice(p,p+3), [0x15,0x03,0x03])){
console.log('Server sent Alert instead of response')
throw('Server sent Alert instead of response')
if (records.length == 0){
console.log('Server sent Alert instead of response')
throw('Server sent Alert instead of response')
}
alertSeen = true
console.log('server sent Alert, presumably Close Notify')
}
else{
console.log('Server sent an unknown message')
@@ -382,7 +391,12 @@ function splitResponseIntoRecords(s){
p+=3
let reclen = ba2int(s.slice(p, p+=2))
let record = s.slice(p, p+=reclen)
records.push(record)
if (alertSeen){
continue
}
else {
records.push(record)
}
}
assert(p == s.length, 'The server sent a misformatted reponse')
return records