remove ceph code

[stor4nfv.git] / src / ceph / src / common / HeartbeatMap.cc

diff --git a/src/ceph/src/common/HeartbeatMap.cc b/src/ceph/src/common/HeartbeatMap.cc
deleted file mode 100644 (file)
index ae1f8e8..0000000
--- a/src/ceph/src/common/HeartbeatMap.cc
+++ /dev/null
@@ -1,180 +0,0 @@
-// -*- 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) 2011 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 <signal.h>
-
-#include "HeartbeatMap.h"
-#include "ceph_context.h"
-#include "common/errno.h"
-#include "debug.h"
-
-#define dout_subsys ceph_subsys_heartbeatmap
-#undef dout_prefix
-#define dout_prefix *_dout << "heartbeat_map "
-
-namespace ceph {
-
-HeartbeatMap::HeartbeatMap(CephContext *cct)
-  : m_cct(cct),
-    m_rwlock("HeartbeatMap::m_rwlock"),
-    m_inject_unhealthy_until(0),
-    m_unhealthy_workers(0),
-    m_total_workers(0)
-{
-}
-
-HeartbeatMap::~HeartbeatMap()
-{
-  assert(m_workers.empty());
-}
-
-heartbeat_handle_d *HeartbeatMap::add_worker(const string& name, pthread_t thread_id)
-{
-  m_rwlock.get_write();
-  ldout(m_cct, 10) << "add_worker '" << name << "'" << dendl;
-  heartbeat_handle_d *h = new heartbeat_handle_d(name);
-  ANNOTATE_BENIGN_RACE_SIZED(&h->timeout, sizeof(h->timeout),
-                             "heartbeat_handle_d timeout");
-  ANNOTATE_BENIGN_RACE_SIZED(&h->suicide_timeout, sizeof(h->suicide_timeout),
-                             "heartbeat_handle_d suicide_timeout");
-  m_workers.push_front(h);
-  h->list_item = m_workers.begin();
-  h->thread_id = thread_id;
-  m_rwlock.put_write();
-  return h;
-}
-
-void HeartbeatMap::remove_worker(const heartbeat_handle_d *h)
-{
-  m_rwlock.get_write();
-  ldout(m_cct, 10) << "remove_worker '" << h->name << "'" << dendl;
-  m_workers.erase(h->list_item);
-  m_rwlock.put_write();
-  delete h;
-}
-
-bool HeartbeatMap::_check(const heartbeat_handle_d *h, const char *who, time_t now)
-{
-  bool healthy = true;
-  time_t was;
-
-  was = h->timeout;
-  if (was && was < now) {
-    ldout(m_cct, 1) << who << " '" << h->name << "'"
-                   << " had timed out after " << h->grace << dendl;
-    healthy = false;
-  }
-  was = h->suicide_timeout;
-  if (was && was < now) {
-    ldout(m_cct, 1) << who << " '" << h->name << "'"
-                   << " had suicide timed out after " << h->suicide_grace << dendl;
-    pthread_kill(h->thread_id, SIGABRT);
-    sleep(1);
-    assert(0 == "hit suicide timeout");
-  }
-  return healthy;
-}
-
-void HeartbeatMap::reset_timeout(heartbeat_handle_d *h, time_t grace, time_t suicide_grace)
-{
-  ldout(m_cct, 20) << "reset_timeout '" << h->name << "' grace " << grace
-                  << " suicide " << suicide_grace << dendl;
-  time_t now = time(NULL);
-  _check(h, "reset_timeout", now);
-
-  h->timeout = now + grace;
-  h->grace = grace;
-
-  if (suicide_grace)
-    h->suicide_timeout = now + suicide_grace;
-  else
-    h->suicide_timeout = 0;
-  h->suicide_grace = suicide_grace;
-}
-
-void HeartbeatMap::clear_timeout(heartbeat_handle_d *h)
-{
-  ldout(m_cct, 20) << "clear_timeout '" << h->name << "'" << dendl;
-  time_t now = time(NULL);
-  _check(h, "clear_timeout", now);
-  h->timeout = 0;
-  h->suicide_timeout = 0;
-}
-
-bool HeartbeatMap::is_healthy()
-{
-  int unhealthy = 0;
-  int total = 0;
-  m_rwlock.get_read();
-  time_t now = time(NULL);
-  if (m_cct->_conf->heartbeat_inject_failure) {
-    ldout(m_cct, 0) << "is_healthy injecting failure for next " << m_cct->_conf->heartbeat_inject_failure << " seconds" << dendl;
-    m_inject_unhealthy_until = now + m_cct->_conf->heartbeat_inject_failure;
-    m_cct->_conf->set_val("heartbeat_inject_failure", "0");
-  }
-
-  bool healthy = true;
-  if (now < m_inject_unhealthy_until) {
-    ldout(m_cct, 0) << "is_healthy = false, injected failure for next " << (m_inject_unhealthy_until - now) << " seconds" << dendl;
-    healthy = false;
-  }
-
-  for (list<heartbeat_handle_d*>::iterator p = m_workers.begin();
-       p != m_workers.end();
-       ++p) {
-    heartbeat_handle_d *h = *p;
-    if (!_check(h, "is_healthy", now)) {
-      healthy = false;
-      unhealthy++;
-    }
-    total++;
-  }
-  m_rwlock.put_read();
-
-  m_unhealthy_workers = unhealthy;
-  m_total_workers = total;
-
-  ldout(m_cct, 20) << "is_healthy = " << (healthy ? "healthy" : "NOT HEALTHY")
-    << ", total workers: " << total << ", number of unhealthy: " << unhealthy << dendl;
-  return healthy;
-}
-
-int HeartbeatMap::get_unhealthy_workers() const
-{
-  return m_unhealthy_workers;
-}
-
-int HeartbeatMap::get_total_workers() const
-{
-  return m_total_workers;
-}
-
-void HeartbeatMap::check_touch_file()
-{
-  if (is_healthy()) {
-    string path = m_cct->_conf->heartbeat_file;
-    if (path.length()) {
-      int fd = ::open(path.c_str(), O_WRONLY|O_CREAT, 0644);
-      if (fd >= 0) {
-       ::utimes(path.c_str(), NULL);
-       ::close(fd);
-      } else {
-       ldout(m_cct, 0) << "unable to touch " << path << ": "
-                       << cpp_strerror(errno) << dendl;
-      }
-    }
-  }
-}
-
-}