initial code repo
[stor4nfv.git] / src / ceph / src / test / system / rados_watch_notify.cc
diff --git a/src/ceph/src/test/system/rados_watch_notify.cc b/src/ceph/src/test/system/rados_watch_notify.cc
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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) 2011 New Dream Network
+*
+* 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 "cross_process_sem.h"
+#include "include/rados/librados.h"
+#include "st_rados_create_pool.h"
+#include "st_rados_delete_pool.h"
+#include "st_rados_delete_objs.h"
+#include "st_rados_watch.h"
+#include "st_rados_notify.h"
+#include "systest_runnable.h"
+#include "systest_settings.h"
+#include "include/stringify.h"
+
+#include <errno.h>
+#include <pthread.h>
+#include <semaphore.h>
+#include <sstream>
+#include <stdarg.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string>
+#include <time.h>
+#include <vector>
+#include <sys/types.h>
+#include <unistd.h>
+
+using std::ostringstream;
+using std::string;
+using std::vector;
+
+/*
+ * rados_watch_notify
+ *
+ * This tests watch/notify with pool and object deletion.
+ *
+ * EXPECT:            * notifies to a deleted object or pool are not received
+ *                    * notifies to existing objects are received
+ *
+ * DO NOT EXPECT      * hangs, crashes
+ */
+
+const char *get_id_str()
+{
+  return "main";
+}
+
+int main(int argc, const char **argv)
+{
+  std::string pool = "foo." + stringify(getpid());
+  CrossProcessSem *setup_sem = NULL;
+  RETURN1_IF_NONZERO(CrossProcessSem::create(0, &setup_sem));
+  CrossProcessSem *watch_sem = NULL;
+  RETURN1_IF_NONZERO(CrossProcessSem::create(0, &watch_sem));
+  CrossProcessSem *notify_sem = NULL;
+  RETURN1_IF_NONZERO(CrossProcessSem::create(0, &notify_sem));
+
+  // create a pool and an object, watch the object, notify.
+  {
+    StRadosCreatePool r1(argc, argv, NULL, setup_sem, NULL, pool, 1, ".obj");
+    StRadosWatch r2(argc, argv, setup_sem, watch_sem, notify_sem,
+                   1, 0, pool, "0.obj");
+    StRadosNotify r3(argc, argv, setup_sem, watch_sem, notify_sem,
+                    0, pool, "0.obj");
+    StRadosDeletePool r4(argc, argv, notify_sem, NULL, pool);
+    vector<SysTestRunnable*> vec;
+    vec.push_back(&r1);
+    vec.push_back(&r2);
+    vec.push_back(&r3);
+    vec.push_back(&r4);
+    std::string error = SysTestRunnable::run_until_finished(vec);
+    if (!error.empty()) {
+      printf("test1: got error: %s\n", error.c_str());
+      return EXIT_FAILURE;
+    }
+  }
+
+  RETURN1_IF_NONZERO(setup_sem->reinit(0));
+  RETURN1_IF_NONZERO(watch_sem->reinit(0));
+  RETURN1_IF_NONZERO(notify_sem->reinit(0));
+
+  // create a pool and an object, watch a non-existent object,
+  // notify non-existent object.watch
+  pool += ".";
+  {
+    StRadosCreatePool r1(argc, argv, NULL, setup_sem, NULL, pool, 0, ".obj");
+    StRadosWatch r2(argc, argv, setup_sem, watch_sem, notify_sem,
+                   0, -ENOENT, pool, "0.obj");
+    StRadosNotify r3(argc, argv, setup_sem, watch_sem, notify_sem,
+                    -ENOENT, pool, "0.obj");
+    StRadosDeletePool r4(argc, argv, notify_sem, NULL, pool);
+    vector<SysTestRunnable*> vec;
+    vec.push_back(&r1);
+    vec.push_back(&r2);
+    vec.push_back(&r3);
+    vec.push_back(&r4);
+    std::string error = SysTestRunnable::run_until_finished(vec);
+    if (!error.empty()) {
+      printf("test2: got error: %s\n", error.c_str());
+      return EXIT_FAILURE;
+    }
+  }
+
+  RETURN1_IF_NONZERO(setup_sem->reinit(0));
+  RETURN1_IF_NONZERO(watch_sem->reinit(0));
+  RETURN1_IF_NONZERO(notify_sem->reinit(0));
+
+  CrossProcessSem *finished_notifies_sem = NULL;
+  RETURN1_IF_NONZERO(CrossProcessSem::create(0, &finished_notifies_sem));
+  CrossProcessSem *deleted_sem = NULL;
+  RETURN1_IF_NONZERO(CrossProcessSem::create(0, &deleted_sem));
+  CrossProcessSem *second_pool_sem = NULL;
+  RETURN1_IF_NONZERO(CrossProcessSem::create(0, &second_pool_sem));
+
+  // create a pool and an object, watch the object, notify,
+  // then delete the pool.
+  // Create a new pool and write to it to make the osd get the updated map,
+  // then try notifying on the deleted pool.
+  pool += ".";
+  {
+    StRadosCreatePool r1(argc, argv, NULL, setup_sem, NULL, pool, 1, ".obj");
+    StRadosWatch r2(argc, argv, setup_sem, watch_sem, finished_notifies_sem,
+                   1, 0, pool, "0.obj");
+    StRadosNotify r3(argc, argv, setup_sem, watch_sem, notify_sem,
+                    0, pool, "0.obj");
+    StRadosDeletePool r4(argc, argv, notify_sem, deleted_sem, pool);
+    StRadosCreatePool r5(argc, argv, deleted_sem, second_pool_sem, NULL,
+                        "bar", 1, ".obj");
+    StRadosNotify r6(argc, argv, second_pool_sem, NULL, finished_notifies_sem,
+                    0, "bar", "0.obj");
+    StRadosDeletePool r7(argc, argv, finished_notifies_sem, NULL, "bar");
+    vector<SysTestRunnable*> vec;
+    vec.push_back(&r1);
+    vec.push_back(&r2);
+    vec.push_back(&r3);
+    vec.push_back(&r4);
+    vec.push_back(&r5);
+    vec.push_back(&r6);
+    vec.push_back(&r7);
+    std::string error = SysTestRunnable::run_until_finished(vec);
+    if (!error.empty()) {
+      printf("test3: got error: %s\n", error.c_str());
+      return EXIT_FAILURE;
+    }
+  }
+
+  RETURN1_IF_NONZERO(setup_sem->reinit(0));
+  RETURN1_IF_NONZERO(watch_sem->reinit(0));
+  RETURN1_IF_NONZERO(notify_sem->reinit(0));
+  RETURN1_IF_NONZERO(finished_notifies_sem->reinit(0));
+  RETURN1_IF_NONZERO(deleted_sem->reinit(0));
+
+  // create a pool and an object, watch the object, notify,
+  // then delete the object, notify
+  // this test is enabled for the resolution of bug #2339.
+  pool += ".";
+  {
+    StRadosCreatePool r1(argc, argv, NULL, setup_sem, NULL, pool, 1, ".obj");
+    StRadosWatch r2(argc, argv, setup_sem, watch_sem, finished_notifies_sem,
+                   1, 0, pool, "0.obj");
+    StRadosNotify r3(argc, argv, setup_sem, watch_sem, notify_sem,
+                    0, pool, "0.obj");
+    StRadosDeleteObjs r4(argc, argv, notify_sem, deleted_sem, 1, pool, ".obj");
+    StRadosNotify r5(argc, argv, setup_sem, deleted_sem, finished_notifies_sem,
+                    -ENOENT, pool, "0.obj");
+    StRadosDeletePool r6(argc, argv, finished_notifies_sem, NULL, pool);
+
+    vector<SysTestRunnable*> vec;
+    vec.push_back(&r1);
+    vec.push_back(&r2);
+    vec.push_back(&r3);
+    vec.push_back(&r4);
+    vec.push_back(&r5);
+    vec.push_back(&r6);
+    std::string error = SysTestRunnable::run_until_finished(vec);
+    if (!error.empty()) {
+      printf("test4: got error: %s\n", error.c_str());
+      return EXIT_FAILURE;
+    }
+  }
+
+  printf("******* SUCCESS **********\n");
+  return EXIT_SUCCESS;
+}