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report: use uv_getnameinfo() for socket endpoints #25962

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merged 1 commit into from
Feb 8, 2019
Merged

report: use uv_getnameinfo() for socket endpoints #25962

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35 changes: 11 additions & 24 deletions src/node_report_utils.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -9,8 +9,6 @@ using node::MallocedBuffer;
void ReportEndpoints(uv_handle_t* h, std::ostringstream& out) {
struct sockaddr_storage addr_storage;
struct sockaddr* addr = reinterpret_cast<sockaddr*>(&addr_storage);
char hostbuf[NI_MAXHOST];
char portbuf[NI_MAXSERV];
uv_any_handle* handle = reinterpret_cast<uv_any_handle*>(h);
int addr_size = sizeof(addr_storage);
int rc = -1;
Expand All @@ -26,33 +24,22 @@ void ReportEndpoints(uv_handle_t* h, std::ostringstream& out) {
break;
}
if (rc == 0) {
// getnameinfo will format host and port and handle IPv4/IPv6.
rc = getnameinfo(addr,
addr_size,
hostbuf,
sizeof(hostbuf),
portbuf,
sizeof(portbuf),
NI_NUMERICSERV);
if (rc == 0) {
out << std::string(hostbuf) << ":" << std::string(portbuf);
}
// uv_getnameinfo will format host and port and handle IPv4/IPv6.
uv_getnameinfo_t local;
rc = uv_getnameinfo(h->loop, &local, nullptr, addr, NI_NUMERICSERV);

if (rc == 0)
out << local.host << ":" << local.service;

if (h->type == UV_TCP) {
// Get the remote end of the connection.
rc = uv_tcp_getpeername(&(handle->tcp), addr, &addr_size);
if (rc == 0) {
rc = getnameinfo(addr,
addr_size,
hostbuf,
sizeof(hostbuf),
portbuf,
sizeof(portbuf),
NI_NUMERICSERV);
if (rc == 0) {
out << " connected to ";
out << std::string(hostbuf) << ":" << std::string(portbuf);
}
uv_getnameinfo_t remote;
rc = uv_getnameinfo(h->loop, &remote, nullptr, addr, NI_NUMERICSERV);

if (rc == 0)
out << " connected to " << remote.host << ":" << remote.service;
} else if (rc == UV_ENOTCONN) {
out << " (not connected)";
}
Expand Down