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// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
// vim: ts=8 sw=2 smarttab
/*
* Ceph - scalable distributed file system
*
* Copyright (C) 2004-2006 Sage Weil <sage@newdream.net>
*
* This is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software
* Foundation. See file COPYING.
*
*/
#include "common/hostname.h"
#include <unistd.h>
std::string ceph_get_hostname()
{
// are we in a container? if so we would prefer the *real* hostname.
const char *node_name = getenv("NODE_NAME");
if (node_name) {
return node_name;
}
char buf[1024];
gethostname(buf, 1024);
return std::string(buf);
}
std::string ceph_get_short_hostname()
{
std::string hostname = ceph_get_hostname();
size_t pos = hostname.find('.');
if (pos == std::string::npos)
{
return hostname;
}
else
{
return hostname.substr(0, pos);
}
}
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