示例#1
0
bool sinsp_container_manager::set_mesos_task_id(sinsp_container_info* container, sinsp_threadinfo* tinfo)
{
	ASSERT(container);
	ASSERT(tinfo);

	// there are applications that do not share their environment in /proc/[PID]/environ
	// since we need MESOS_TASK_ID environment variable to discover Mesos containers,
	// there is a workaround for such cases:
	// - for docker containers, we discover it directly from container, through Remote API
	//   (see sinsp_container_manager::parse_docker() for details)
	// - for mesos native containers, parent process has the MESOS_TASK_ID (or equivalent, see
	//   get_env_mesos_task_id(sinsp_threadinfo*) implementation) environment variable, so we
	//   peek into the parent process environment to discover it

	if(container && tinfo)
	{
		string& mtid = container->m_mesos_task_id;
		if(mtid.empty())
		{
			mtid = get_env_mesos_task_id(tinfo);
			if(!mtid.empty())
			{
				g_logger.log("Mesos native container: [" + container->m_id + "], Mesos task ID: " + mtid, sinsp_logger::SEV_DEBUG);
				return true;
			}
			else
			{
				g_logger.log("Mesos task ID not found for Mesos container [" + container->m_id + "],"
							 "thread [" + std::to_string(tinfo->m_tid) + ']', sinsp_logger::SEV_WARNING);
			}
		}
	}
	return false;
}
示例#2
0
string sinsp_container_manager::get_env_mesos_task_id(sinsp_threadinfo* tinfo)
{
	string mtid;
	if(tinfo)
	{
		// Mesos task ID detection is not a straightforward task;
		// this list may have to be extended.
		mtid = tinfo->get_env("MESOS_TASK_ID"); // Marathon
		if(!mtid.empty()) { return mtid; }
		mtid = tinfo->get_env("mesos_task_id"); // Chronos
		if(!mtid.empty()) { return mtid; }
		mtid = tinfo->get_env("MESOS_EXECUTOR_ID"); // others
		if(!mtid.empty()) { return mtid; }
		sinsp_threadinfo* ptinfo = tinfo->get_parent_thread();
		if(ptinfo && ptinfo->m_tid > 1)
		{
			mtid = get_env_mesos_task_id(ptinfo);
		}
	}
	return mtid;
}
示例#3
0
文件: mesos.cpp 项目: draios/sysdig
bool libsinsp::container_engine::mesos::set_mesos_task_id(sinsp_container_info* container, sinsp_threadinfo* tinfo)
{
	ASSERT(container);
	ASSERT(tinfo);

	// there are applications that do not share their environment in /proc/[PID]/environ
	// since we need MESOS_TASK_ID environment variable to discover Mesos containers,
	// there is a workaround for such cases:
	// - for docker containers, we discover it directly from container, through Remote API
	//   (see sinsp_container_manager::parse_docker() for details)
	// - for mesos native containers, parent process has the MESOS_TASK_ID (or equivalent, see
	//   get_env_mesos_task_id(sinsp_threadinfo*) implementation) environment variable, so we
	//   peek into the parent process environment to discover it

	if(container && tinfo)
	{
		string& mtid = container->m_mesos_task_id;
		if(mtid.empty())
		{
			mtid = get_env_mesos_task_id(tinfo);

			// Ensure that the mesos task id vaguely looks
			// like a real id. We assume it must be at
			// least 3 characters and contain a dot or underscore
			if(!mtid.empty() && mtid.length()>=3 &&
			   (mtid.find_first_of("._") != std::string::npos))
			{
				g_logger.log("Mesos native container: [" + container->m_id + "], Mesos task ID: " + mtid, sinsp_logger::SEV_DEBUG);
				return true;
			}
			else
			{
				g_logger.log("Mesos container [" + container->m_id + "],"
										     "thread [" + std::to_string(tinfo->m_tid) +
					     "], has likely malformed mesos task id [" + mtid + "], ignoring", sinsp_logger::SEV_DEBUG);
			}
		}
	}
	return false;
}