nanopenguin/verts-twmailer
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fixed messages longer than buffer size

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issue if command end is never received
This commit is contained in:
Benedikt Galbavy 2023-10-18 00:37:15 +02:00
parent 1711b3d9d0
commit 49b4daae83
1 changed files with 9 additions and 2 deletions
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11
server.cpp
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@ -15,7 +15,6 @@
#include <locale>
#include <nlohmann/json.hpp>
#include <boost/algorithm/string.hpp>
#include <boost/compute/detail/sha1.hpp>
#include <netinet/in.h>
@ -191,6 +190,8 @@ void *clientCommunication(void *data)
return NULL;
}
std::string incomplete_message;
do {
size = recv(*current_socket, buffer, BUF - 1, 0);
if (size == -1) {
@ -216,7 +217,7 @@ void *clientCommunication(void *data)
buffer[size] = '\0';
std::stringstream ss(buffer);
std::stringstream ss(incomplete_message.append(buffer));
std::string line;
std::vector<std::string> lines;
@ -233,9 +234,15 @@ void *clientCommunication(void *data)
else if (boost::iequals(lines.at(0), "READ")) cmd = READ;
else if (boost::iequals(lines.at(0), "DEL")) cmd = DEL;
else if (boost::iequals(lines.at(0), "QUIT")) cmd = QUIT;
else continue; // TODO: error message
switch (cmd) {
case SEND:
if (lines.size() < 5 || lines.back().compare(".") != 0) {
incomplete_message = buffer;
continue; // issues if command end is never received
}
if (lines.at(3).length() > 80) {
// send error
break;