[ceph.git] / ceph / src / test / rbd_mirror / test_mock_ImageSyncThrottler.cc

// -*- 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) 2016 SUSE LINUX GmbH
 *
 * 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 "test/rbd_mirror/test_mock_fixture.h"
#include "test/librbd/mock/MockImageCtx.h"

namespace librbd {

namespace {

struct MockTestImageCtx : public librbd::MockImageCtx {
  MockTestImageCtx(librbd::ImageCtx &image_ctx)
    : librbd::MockImageCtx(image_ctx) {
  }
};

} // anonymous namespace

} // namespace librbd

// template definitions
#include "tools/rbd_mirror/ImageSyncThrottler.cc"

namespace rbd {
namespace mirror {

class TestMockImageSyncThrottler : public TestMockFixture {
public:
  typedef ImageSyncThrottler<librbd::MockTestImageCtx> MockImageSyncThrottler;

};

TEST_F(TestMockImageSyncThrottler, Single_Sync) {
  MockImageSyncThrottler throttler(g_ceph_context);
  C_SaferCond on_start;
  throttler.start_op("id", &on_start);
  ASSERT_EQ(0, on_start.wait());
  throttler.finish_op("id");
}

TEST_F(TestMockImageSyncThrottler, Multiple_Syncs) {
  MockImageSyncThrottler throttler(g_ceph_context);
  throttler.set_max_concurrent_syncs(2);

  C_SaferCond on_start1;
  throttler.start_op("id1", &on_start1);
  C_SaferCond on_start2;
  throttler.start_op("id2", &on_start2);
  C_SaferCond on_start3;
  throttler.start_op("id3", &on_start3);
  C_SaferCond on_start4;
  throttler.start_op("id4", &on_start4);

  ASSERT_EQ(0, on_start2.wait());
  throttler.finish_op("id2");
  ASSERT_EQ(0, on_start3.wait());
  throttler.finish_op("id3");
  ASSERT_EQ(0, on_start1.wait());
  throttler.finish_op("id1");
  ASSERT_EQ(0, on_start4.wait());
  throttler.finish_op("id4");
}

TEST_F(TestMockImageSyncThrottler, Cancel_Running_Sync) {
  MockImageSyncThrottler throttler(g_ceph_context);
  C_SaferCond on_start;
  throttler.start_op("id", &on_start);
  ASSERT_EQ(0, on_start.wait());
  ASSERT_FALSE(throttler.cancel_op("id"));
  throttler.finish_op("id");
}

TEST_F(TestMockImageSyncThrottler, Cancel_Waiting_Sync) {
  MockImageSyncThrottler throttler(g_ceph_context);
  throttler.set_max_concurrent_syncs(1);

  C_SaferCond on_start1;
  throttler.start_op("id1", &on_start1);
  C_SaferCond on_start2;
  throttler.start_op("id2", &on_start2);

  ASSERT_EQ(0, on_start1.wait());
  ASSERT_TRUE(throttler.cancel_op("id2"));
  ASSERT_EQ(-ECANCELED, on_start2.wait());
  throttler.finish_op("id1");
}


TEST_F(TestMockImageSyncThrottler, Cancel_Running_Sync_Start_Waiting) {
  MockImageSyncThrottler throttler(g_ceph_context);
  throttler.set_max_concurrent_syncs(1);

  C_SaferCond on_start1;
  throttler.start_op("id1", &on_start1);
  C_SaferCond on_start2;
  throttler.start_op("id2", &on_start2);

  ASSERT_EQ(0, on_start1.wait());
  ASSERT_FALSE(throttler.cancel_op("id1"));
  throttler.finish_op("id1");
  ASSERT_EQ(0, on_start2.wait());
  throttler.finish_op("id2");
}

TEST_F(TestMockImageSyncThrottler, Duplicate) {
  MockImageSyncThrottler throttler(g_ceph_context);
  throttler.set_max_concurrent_syncs(1);

  C_SaferCond on_start1;
  throttler.start_op("id1", &on_start1);
  ASSERT_EQ(0, on_start1.wait());

  C_SaferCond on_start2;
  throttler.start_op("id1", &on_start2);
  ASSERT_EQ(0, on_start2.wait());

  C_SaferCond on_start3;
  throttler.start_op("id2", &on_start3);
  C_SaferCond on_start4;
  throttler.start_op("id2", &on_start4);
  ASSERT_EQ(-ENOENT, on_start3.wait());

  throttler.finish_op("id1");
  ASSERT_EQ(0, on_start4.wait());
  throttler.finish_op("id2");
}

TEST_F(TestMockImageSyncThrottler, Duplicate2) {
  MockImageSyncThrottler throttler(g_ceph_context);
  throttler.set_max_concurrent_syncs(2);

  C_SaferCond on_start1;
  throttler.start_op("id1", &on_start1);
  ASSERT_EQ(0, on_start1.wait());
  C_SaferCond on_start2;
  throttler.start_op("id2", &on_start2);
  ASSERT_EQ(0, on_start2.wait());

  C_SaferCond on_start3;
  throttler.start_op("id3", &on_start3);
  C_SaferCond on_start4;
  throttler.start_op("id3", &on_start4); // dup
  ASSERT_EQ(-ENOENT, on_start3.wait());

  C_SaferCond on_start5;
  throttler.start_op("id4", &on_start5);

  throttler.finish_op("id1");
  ASSERT_EQ(0, on_start4.wait());

  throttler.finish_op("id2");
  ASSERT_EQ(0, on_start5.wait());

  C_SaferCond on_start6;
  throttler.start_op("id5", &on_start6);

  throttler.finish_op("id3");
  ASSERT_EQ(0, on_start6.wait());

  throttler.finish_op("id4");
  throttler.finish_op("id5");
}

TEST_F(TestMockImageSyncThrottler, Increase_Max_Concurrent_Syncs) {
  MockImageSyncThrottler throttler(g_ceph_context);
  throttler.set_max_concurrent_syncs(2);

  C_SaferCond on_start1;
  throttler.start_op("id1", &on_start1);
  C_SaferCond on_start2;
  throttler.start_op("id2", &on_start2);
  C_SaferCond on_start3;
  throttler.start_op("id3", &on_start3);
  C_SaferCond on_start4;
  throttler.start_op("id4", &on_start4);
  C_SaferCond on_start5;
  throttler.start_op("id5", &on_start5);

  ASSERT_EQ(0, on_start1.wait());
  ASSERT_EQ(0, on_start2.wait());

  throttler.set_max_concurrent_syncs(4);

  ASSERT_EQ(0, on_start3.wait());
  ASSERT_EQ(0, on_start4.wait());

  throttler.finish_op("id4");
  ASSERT_EQ(0, on_start5.wait());

  throttler.finish_op("id1");
  throttler.finish_op("id2");
  throttler.finish_op("id3");
  throttler.finish_op("id5");
}

TEST_F(TestMockImageSyncThrottler, Decrease_Max_Concurrent_Syncs) {
  MockImageSyncThrottler throttler(g_ceph_context);
  throttler.set_max_concurrent_syncs(4);

  C_SaferCond on_start1;
  throttler.start_op("id1", &on_start1);
  C_SaferCond on_start2;
  throttler.start_op("id2", &on_start2);
  C_SaferCond on_start3;
  throttler.start_op("id3", &on_start3);
  C_SaferCond on_start4;
  throttler.start_op("id4", &on_start4);
  C_SaferCond on_start5;
  throttler.start_op("id5", &on_start5);

  ASSERT_EQ(0, on_start1.wait());
  ASSERT_EQ(0, on_start2.wait());
  ASSERT_EQ(0, on_start3.wait());
  ASSERT_EQ(0, on_start4.wait());

  throttler.set_max_concurrent_syncs(2);

  throttler.finish_op("id1");
  throttler.finish_op("id2");
  throttler.finish_op("id3");

  ASSERT_EQ(0, on_start5.wait());

  throttler.finish_op("id4");
  throttler.finish_op("id5");
}

} // namespace mirror
} // namespace rbd
Commit	Line	Data
7c673cae FG	1	// -- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t --
	2	// vim: ts=8 sw=2 smarttab
	3	/*
	4	* Ceph - scalable distributed file system
	5	*
	6	* Copyright (C) 2016 SUSE LINUX GmbH
	7	*
	8	* This is free software; you can redistribute it and/or
	9	* modify it under the terms of the GNU Lesser General Public
	10	* License version 2.1, as published by the Free Software
	11	* Foundation. See file COPYING.
	12	*
	13	*/
	14
	15	#include "test/rbd_mirror/test_mock_fixture.h"
7c673cae	16	#include "test/librbd/mock/MockImageCtx.h"
7c673cae FG	17
	18	namespace librbd {
	19
	20	namespace {
	21
	22	struct MockTestImageCtx : public librbd::MockImageCtx {
	23	MockTestImageCtx(librbd::ImageCtx &image_ctx)
	24	: librbd::MockImageCtx(image_ctx) {
	25	}
	26	};
	27
	28	} // anonymous namespace
	29
7c673cae FG	30	} // namespace librbd
7c673cae FG	31
7c673cae FG	32	// template definitions
	33	#include "tools/rbd_mirror/ImageSyncThrottler.cc"
	34
	35	namespace rbd {
	36	namespace mirror {
	37
	38	class TestMockImageSyncThrottler : public TestMockFixture {
	39	public:
	40	typedef ImageSyncThrottler<librbd::MockTestImageCtx> MockImageSyncThrottler;
	41
7c673cae FG	42	};
	43
	44	TEST_F(TestMockImageSyncThrottler, Single_Sync) {
11fdf7f2	45	MockImageSyncThrottler throttler(g_ceph_context);
31f18b77 FG	46	C_SaferCond on_start;
	47	throttler.start_op("id", &on_start);
	48	ASSERT_EQ(0, on_start.wait());
	49	throttler.finish_op("id");
7c673cae FG	50	}
	51
	52	TEST_F(TestMockImageSyncThrottler, Multiple_Syncs) {
11fdf7f2	53	MockImageSyncThrottler throttler(g_ceph_context);
31f18b77 FG	54	throttler.set_max_concurrent_syncs(2);
	55
	56	C_SaferCond on_start1;
	57	throttler.start_op("id1", &on_start1);
	58	C_SaferCond on_start2;
	59	throttler.start_op("id2", &on_start2);
	60	C_SaferCond on_start3;
	61	throttler.start_op("id3", &on_start3);
	62	C_SaferCond on_start4;
	63	throttler.start_op("id4", &on_start4);
	64
	65	ASSERT_EQ(0, on_start2.wait());
	66	throttler.finish_op("id2");
	67	ASSERT_EQ(0, on_start3.wait());
	68	throttler.finish_op("id3");
	69	ASSERT_EQ(0, on_start1.wait());
	70	throttler.finish_op("id1");
	71	ASSERT_EQ(0, on_start4.wait());
	72	throttler.finish_op("id4");
7c673cae FG	73	}
	74
	75	TEST_F(TestMockImageSyncThrottler, Cancel_Running_Sync) {
11fdf7f2	76	MockImageSyncThrottler throttler(g_ceph_context);
31f18b77 FG	77	C_SaferCond on_start;
	78	throttler.start_op("id", &on_start);
	79	ASSERT_EQ(0, on_start.wait());
	80	ASSERT_FALSE(throttler.cancel_op("id"));
	81	throttler.finish_op("id");
7c673cae FG	82	}
	83
	84	TEST_F(TestMockImageSyncThrottler, Cancel_Waiting_Sync) {
11fdf7f2	85	MockImageSyncThrottler throttler(g_ceph_context);
31f18b77 FG	86	throttler.set_max_concurrent_syncs(1);
	87
	88	C_SaferCond on_start1;
	89	throttler.start_op("id1", &on_start1);
	90	C_SaferCond on_start2;
	91	throttler.start_op("id2", &on_start2);
	92
	93	ASSERT_EQ(0, on_start1.wait());
	94	ASSERT_TRUE(throttler.cancel_op("id2"));
	95	ASSERT_EQ(-ECANCELED, on_start2.wait());
	96	throttler.finish_op("id1");
7c673cae FG	97	}
7c673cae FG	98
7c673cae	99
31f18b77	100	TEST_F(TestMockImageSyncThrottler, Cancel_Running_Sync_Start_Waiting) {
11fdf7f2	101	MockImageSyncThrottler throttler(g_ceph_context);
31f18b77 FG	102	throttler.set_max_concurrent_syncs(1);
	103
	104	C_SaferCond on_start1;
	105	throttler.start_op("id1", &on_start1);
	106	C_SaferCond on_start2;
	107	throttler.start_op("id2", &on_start2);
	108
	109	ASSERT_EQ(0, on_start1.wait());
	110	ASSERT_FALSE(throttler.cancel_op("id1"));
	111	throttler.finish_op("id1");
	112	ASSERT_EQ(0, on_start2.wait());
	113	throttler.finish_op("id2");
7c673cae FG	114	}
7c673cae FG	115
494da23a TL	116	TEST_F(TestMockImageSyncThrottler, Duplicate) {
	117	MockImageSyncThrottler throttler(g_ceph_context);
	118	throttler.set_max_concurrent_syncs(1);
	119
	120	C_SaferCond on_start1;
	121	throttler.start_op("id1", &on_start1);
	122	ASSERT_EQ(0, on_start1.wait());
	123
	124	C_SaferCond on_start2;
	125	throttler.start_op("id1", &on_start2);
	126	ASSERT_EQ(0, on_start2.wait());
	127
	128	C_SaferCond on_start3;
	129	throttler.start_op("id2", &on_start3);
	130	C_SaferCond on_start4;
	131	throttler.start_op("id2", &on_start4);
	132	ASSERT_EQ(-ENOENT, on_start3.wait());
	133
	134	throttler.finish_op("id1");
	135	ASSERT_EQ(0, on_start4.wait());
	136	throttler.finish_op("id2");
	137	}
	138
	139	TEST_F(TestMockImageSyncThrottler, Duplicate2) {
	140	MockImageSyncThrottler throttler(g_ceph_context);
	141	throttler.set_max_concurrent_syncs(2);
	142
	143	C_SaferCond on_start1;
	144	throttler.start_op("id1", &on_start1);
	145	ASSERT_EQ(0, on_start1.wait());
	146	C_SaferCond on_start2;
	147	throttler.start_op("id2", &on_start2);
	148	ASSERT_EQ(0, on_start2.wait());
	149
	150	C_SaferCond on_start3;
	151	throttler.start_op("id3", &on_start3);
	152	C_SaferCond on_start4;
	153	throttler.start_op("id3", &on_start4); // dup
	154	ASSERT_EQ(-ENOENT, on_start3.wait());
	155
	156	C_SaferCond on_start5;
	157	throttler.start_op("id4", &on_start5);
	158
	159	throttler.finish_op("id1");
	160	ASSERT_EQ(0, on_start4.wait());
	161
	162	throttler.finish_op("id2");
	163	ASSERT_EQ(0, on_start5.wait());
	164
	165	C_SaferCond on_start6;
	166	throttler.start_op("id5", &on_start6);
	167
	168	throttler.finish_op("id3");
	169	ASSERT_EQ(0, on_start6.wait());
	170
	171	throttler.finish_op("id4");
	172	throttler.finish_op("id5");
	173	}
	174
7c673cae	175	TEST_F(TestMockImageSyncThrottler, Increase_Max_Concurrent_Syncs) {
11fdf7f2	176	MockImageSyncThrottler throttler(g_ceph_context);
31f18b77 FG	177	throttler.set_max_concurrent_syncs(2);
	178
	179	C_SaferCond on_start1;
	180	throttler.start_op("id1", &on_start1);
	181	C_SaferCond on_start2;
	182	throttler.start_op("id2", &on_start2);
	183	C_SaferCond on_start3;
	184	throttler.start_op("id3", &on_start3);
	185	C_SaferCond on_start4;
	186	throttler.start_op("id4", &on_start4);
	187	C_SaferCond on_start5;
	188	throttler.start_op("id5", &on_start5);
	189
	190	ASSERT_EQ(0, on_start1.wait());
	191	ASSERT_EQ(0, on_start2.wait());
	192
	193	throttler.set_max_concurrent_syncs(4);
	194
	195	ASSERT_EQ(0, on_start3.wait());
	196	ASSERT_EQ(0, on_start4.wait());
	197
	198	throttler.finish_op("id4");
	199	ASSERT_EQ(0, on_start5.wait());
	200
	201	throttler.finish_op("id1");
	202	throttler.finish_op("id2");
	203	throttler.finish_op("id3");
	204	throttler.finish_op("id5");
7c673cae FG	205	}
	206
	207	TEST_F(TestMockImageSyncThrottler, Decrease_Max_Concurrent_Syncs) {
11fdf7f2	208	MockImageSyncThrottler throttler(g_ceph_context);
31f18b77 FG	209	throttler.set_max_concurrent_syncs(4);
	210
	211	C_SaferCond on_start1;
	212	throttler.start_op("id1", &on_start1);
	213	C_SaferCond on_start2;
	214	throttler.start_op("id2", &on_start2);
	215	C_SaferCond on_start3;
	216	throttler.start_op("id3", &on_start3);
	217	C_SaferCond on_start4;
	218	throttler.start_op("id4", &on_start4);
	219	C_SaferCond on_start5;
	220	throttler.start_op("id5", &on_start5);
	221
	222	ASSERT_EQ(0, on_start1.wait());
	223	ASSERT_EQ(0, on_start2.wait());
	224	ASSERT_EQ(0, on_start3.wait());
	225	ASSERT_EQ(0, on_start4.wait());
	226
	227	throttler.set_max_concurrent_syncs(2);
	228
	229	throttler.finish_op("id1");
	230	throttler.finish_op("id2");
	231	throttler.finish_op("id3");
	232
	233	ASSERT_EQ(0, on_start5.wait());
	234
	235	throttler.finish_op("id4");
	236	throttler.finish_op("id5");
7c673cae FG	237	}
7c673cae FG	238
7c673cae FG	239	} // namespace mirror
	240	} // namespace rbd
	241