emmenlau commented on a change in pull request #2234:
URL: https://github.com/apache/thrift/pull/2234#discussion_r485674558
##########
File path: lib/cpp/src/thrift/transport/TServerSocket.cpp
##########
@@ -408,24 +407,21 @@ void TServerSocket::listen() {
}
struct sockaddr_un address;
+ // Store the zero-terminated path in address.sun_path
+ memset(&address, '\0', sizeof(address));
address.sun_family = AF_UNIX;
- memcpy(address.sun_path, path_.c_str(), len);
-
- auto structlen = static_cast<socklen_t>(sizeof(address));
+ memcpy(address.sun_path, path_.c_str(), path_.size());
if (!address.sun_path[0]) { // abstract namespace socket
-#ifdef __linux__
- // sun_path is not null-terminated in this case and structlen determines
its length
- structlen -= sizeof(address.sun_path) - len;
-#else
+#ifndef __linux__
GlobalOutput.perror("TSocket::open() Abstract Namespace Domain sockets
only supported on linux: ", -99);
throw TTransportException(TTransportException::NOT_OPEN,
" Abstract Namespace Domain socket path not
supported");
#endif
}
do {
- if (0 == ::bind(serverSocket_, (struct sockaddr*)&address, structlen)) {
+ if (0 == ::bind(serverSocket_, (struct sockaddr*)&address,
static_cast<socklen_t>(sizeof(struct sockaddr_un)))) {
Review comment:
Can you elaborate further if you observed problems with this? I had the
same problems as https://stackoverflow.com/a/11640827/7200132 and problems went
away when switching to above solution. This was tested on Ubuntu 18.04 and
CentOS 7.
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