initial code repo

[stor4nfv.git] / src / ceph / src / test / system / rados_open_pools_parallel.cc

diff --git a/src/ceph/src/test/system/rados_open_pools_parallel.cc b/src/ceph/src/test/system/rados_open_pools_parallel.cc
new file mode 100644 (file)
index 0000000..6f99c42
--- /dev/null
+++ b/src/ceph/src/test/system/rados_open_pools_parallel.cc
@@ -0,0 +1,143 @@
+
+// -*- 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 "systest_runnable.h"
+#include "systest_settings.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>
+
+using std::ostringstream;
+using std::string;
+using std::vector;
+
+/*
+ * rados_open_pools_parallel
+ *
+ * This tests creating a pool in one Runnable, and then opening an io context
+ * based on that pool in another.
+ *
+ * EXPECT:            * can't create the same pool twice
+ *                    * one Runnable can use the pool after the other one creates it
+ *
+ * DO NOT EXPECT      * hangs, crashes
+ */
+class StRadosOpenPool : public SysTestRunnable
+{
+public:
+  StRadosOpenPool(int argc, const char **argv,
+                  CrossProcessSem *pool_setup_sem,
+                  CrossProcessSem *open_pool_sem,
+                  const std::string& pool_name)
+    : SysTestRunnable(argc, argv),
+      m_pool_setup_sem(pool_setup_sem),
+      m_open_pool_sem(open_pool_sem),
+      m_pool_name(pool_name)
+  {
+  }
+
+  ~StRadosOpenPool() override
+  {
+  }
+
+  int run() override
+  {
+    rados_t cl;
+    RETURN1_IF_NONZERO(rados_create(&cl, NULL));
+    rados_conf_parse_argv(cl, m_argc, m_argv);
+    std::string log_name = SysTestSettings::inst().get_log_name(get_id_str());
+    if (!log_name.empty())
+      rados_conf_set(cl, "log_file", log_name.c_str());
+    RETURN1_IF_NONZERO(rados_conf_read_file(cl, NULL));
+    rados_conf_parse_env(cl, NULL);
+    RETURN1_IF_NONZERO(rados_connect(cl));
+    if (m_pool_setup_sem)
+      m_pool_setup_sem->wait();
+
+    printf("%s: rados_pool_create.\n", get_id_str());
+    rados_pool_create(cl, m_pool_name.c_str());
+    rados_ioctx_t io_ctx;
+    printf("%s: rados_ioctx_create.\n", get_id_str());
+    RETURN1_IF_NONZERO(rados_ioctx_create(cl, m_pool_name.c_str(), &io_ctx));
+    if (m_open_pool_sem)
+      m_open_pool_sem->post();
+    rados_ioctx_destroy(io_ctx);
+    rados_pool_delete(cl, m_pool_name.c_str());
+    rados_shutdown(cl);
+    return 0;
+  }
+
+private:
+  CrossProcessSem *m_pool_setup_sem;
+  CrossProcessSem *m_open_pool_sem;
+  std::string m_pool_name;
+};
+
+const char *get_id_str()
+{
+  return "main";
+}
+
+int main(int argc, const char **argv)
+{
+  const std::string pool = get_temp_pool_name(argv[0]);
+  // first test: create a pool, shut down the client, access that 
+  // pool in a different process.
+  CrossProcessSem *pool_setup_sem = NULL;
+  RETURN1_IF_NONZERO(CrossProcessSem::create(0, &pool_setup_sem));
+  StRadosCreatePool r1(argc, argv, NULL, pool_setup_sem, NULL,
+                                          pool, 50, ".obj");
+  StRadosOpenPool r2(argc, argv, pool_setup_sem, NULL, pool);
+  vector < SysTestRunnable* > vec;
+  vec.push_back(&r1);
+  vec.push_back(&r2);
+  std::string error = SysTestRunnable::run_until_finished(vec);
+  if (!error.empty()) {
+    printf("test1: got error: %s\n", error.c_str());
+    return EXIT_FAILURE;
+  }
+
+  // second test: create a pool, access that 
+  // pool in a different process, THEN shut down the first client.
+  CrossProcessSem *pool_setup_sem2 = NULL;
+  RETURN1_IF_NONZERO(CrossProcessSem::create(0, &pool_setup_sem2));
+  CrossProcessSem *open_pool_sem2 = NULL;
+  RETURN1_IF_NONZERO(CrossProcessSem::create(0, &open_pool_sem2));
+  StRadosCreatePool r3(argc, argv, NULL, pool_setup_sem2, open_pool_sem2,
+                                          pool, 50, ".obj");
+  StRadosOpenPool r4(argc, argv, pool_setup_sem2, open_pool_sem2, pool);
+  vector < SysTestRunnable* > vec2;
+  vec2.push_back(&r3);
+  vec2.push_back(&r4);
+  error = SysTestRunnable::run_until_finished(vec2);
+  if (!error.empty()) {
+    printf("test2: got error: %s\n", error.c_str());
+    return EXIT_FAILURE;
+  }
+
+  printf("******* SUCCESS **********\n"); 
+  return EXIT_SUCCESS;
+}