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// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
// vim: ts=8 sw=2 smarttab
#include "journal/JournalTrimmer.h"
#include "journal/JournalMetadata.h"
#include "include/stringify.h"
#include "test/journal/RadosTestFixture.h"
#include <limits>
#include <list>
class TestJournalTrimmer : public RadosTestFixture {
public:
void TearDown() override {
for (MetadataList::iterator it = m_metadata_list.begin();
it != m_metadata_list.end(); ++it) {
(*it)->remove_listener(&m_listener);
}
m_metadata_list.clear();
for (std::list<journal::JournalTrimmer*>::iterator it = m_trimmers.begin();
it != m_trimmers.end(); ++it) {
C_SaferCond ctx;
(*it)->shut_down(&ctx);
ASSERT_EQ(0, ctx.wait());
delete *it;
}
RadosTestFixture::TearDown();
}
int append_payload(const ceph::ref_t<journal::JournalMetadata>& metadata,
const std::string &oid, uint64_t object_num,
const std::string &payload, uint64_t *commit_tid) {
int r = append(oid + "." + stringify(object_num), create_payload(payload));
uint64_t tid = metadata->allocate_commit_tid(object_num, 234, 123);
if (commit_tid != NULL) {
*commit_tid = tid;
}
return r;
}
auto create_metadata(const std::string &oid) {
auto metadata = RadosTestFixture::create_metadata(oid);
m_metadata_list.push_back(metadata);
metadata->add_listener(&m_listener);
return metadata;
}
journal::JournalTrimmer *create_trimmer(const std::string &oid,
const ceph::ref_t<journal::JournalMetadata>& metadata) {
journal::JournalTrimmer *trimmer(new journal::JournalTrimmer(
m_ioctx, oid + ".", metadata));
m_trimmers.push_back(trimmer);
return trimmer;
}
int assert_exists(const std::string &oid) {
librados::ObjectWriteOperation op;
op.assert_exists();
return m_ioctx.operate(oid, &op);
}
typedef std::list<ceph::ref_t<journal::JournalMetadata>> MetadataList;
MetadataList m_metadata_list;
std::list<journal::JournalTrimmer*> m_trimmers;
};
TEST_F(TestJournalTrimmer, Committed) {
std::string oid = get_temp_oid();
ASSERT_EQ(0, create(oid, 12, 2));
ASSERT_EQ(0, client_register(oid));
auto metadata = create_metadata(oid);
ASSERT_EQ(0, init_metadata(metadata));
ASSERT_TRUE(wait_for_update(metadata));
ASSERT_EQ(0, metadata->set_active_set(10));
ASSERT_TRUE(wait_for_update(metadata));
uint64_t commit_tid1;
uint64_t commit_tid2;
uint64_t commit_tid3;
uint64_t commit_tid4;
uint64_t commit_tid5;
uint64_t commit_tid6;
ASSERT_EQ(0, append_payload(metadata, oid, 0, "payload", &commit_tid1));
ASSERT_EQ(0, append_payload(metadata, oid, 4, "payload", &commit_tid2));
ASSERT_EQ(0, append_payload(metadata, oid, 5, "payload", &commit_tid3));
ASSERT_EQ(0, append_payload(metadata, oid, 0, "payload", &commit_tid4));
ASSERT_EQ(0, append_payload(metadata, oid, 4, "payload", &commit_tid5));
ASSERT_EQ(0, append_payload(metadata, oid, 5, "payload", &commit_tid6));
journal::JournalTrimmer *trimmer = create_trimmer(oid, metadata);
trimmer->committed(commit_tid4);
trimmer->committed(commit_tid6);
trimmer->committed(commit_tid2);
trimmer->committed(commit_tid5);
trimmer->committed(commit_tid3);
trimmer->committed(commit_tid1);
while (metadata->get_minimum_set() != 2U) {
ASSERT_TRUE(wait_for_update(metadata));
}
ASSERT_EQ(-ENOENT, assert_exists(oid + ".0"));
ASSERT_EQ(-ENOENT, assert_exists(oid + ".2"));
ASSERT_EQ(0, assert_exists(oid + ".5"));
}
TEST_F(TestJournalTrimmer, CommittedWithOtherClient) {
std::string oid = get_temp_oid();
ASSERT_EQ(0, create(oid, 12, 2));
ASSERT_EQ(0, client_register(oid));
ASSERT_EQ(0, client_register(oid, "client2", "slow client"));
auto metadata = create_metadata(oid);
ASSERT_EQ(0, init_metadata(metadata));
ASSERT_TRUE(wait_for_update(metadata));
ASSERT_EQ(0, metadata->set_active_set(10));
ASSERT_TRUE(wait_for_update(metadata));
uint64_t commit_tid1;
uint64_t commit_tid2;
uint64_t commit_tid3;
uint64_t commit_tid4;
ASSERT_EQ(0, append_payload(metadata, oid, 0, "payload", &commit_tid1));
ASSERT_EQ(0, append_payload(metadata, oid, 2, "payload", &commit_tid2));
ASSERT_EQ(0, append_payload(metadata, oid, 3, "payload", &commit_tid3));
ASSERT_EQ(0, append_payload(metadata, oid, 5, "payload", &commit_tid4));
journal::JournalTrimmer *trimmer = create_trimmer(oid, metadata);
trimmer->committed(commit_tid1);
trimmer->committed(commit_tid2);
trimmer->committed(commit_tid3);
trimmer->committed(commit_tid4);
ASSERT_TRUE(wait_for_update(metadata));
ASSERT_EQ(0, assert_exists(oid + ".0"));
ASSERT_EQ(0, assert_exists(oid + ".2"));
ASSERT_EQ(0, assert_exists(oid + ".3"));
ASSERT_EQ(0, assert_exists(oid + ".5"));
}
TEST_F(TestJournalTrimmer, RemoveObjects) {
std::string oid = get_temp_oid();
ASSERT_EQ(0, create(oid, 12, 2));
ASSERT_EQ(0, client_register(oid));
auto metadata = create_metadata(oid);
ASSERT_EQ(0, init_metadata(metadata));
ASSERT_TRUE(wait_for_update(metadata));
ASSERT_EQ(0, metadata->set_active_set(10));
ASSERT_TRUE(wait_for_update(metadata));
ASSERT_EQ(0, append(oid + ".0", create_payload("payload")));
ASSERT_EQ(0, append(oid + ".2", create_payload("payload")));
ASSERT_EQ(0, append(oid + ".3", create_payload("payload")));
ASSERT_EQ(0, append(oid + ".5", create_payload("payload")));
journal::JournalTrimmer *trimmer = create_trimmer(oid, metadata);
C_SaferCond cond;
trimmer->remove_objects(false, &cond);
ASSERT_EQ(0, cond.wait());
ASSERT_TRUE(wait_for_update(metadata));
ASSERT_EQ(-ENOENT, assert_exists(oid + ".0"));
ASSERT_EQ(-ENOENT, assert_exists(oid + ".2"));
ASSERT_EQ(-ENOENT, assert_exists(oid + ".3"));
ASSERT_EQ(-ENOENT, assert_exists(oid + ".5"));
}
TEST_F(TestJournalTrimmer, RemoveObjectsWithOtherClient) {
std::string oid = get_temp_oid();
ASSERT_EQ(0, create(oid, 12, 2));
ASSERT_EQ(0, client_register(oid));
ASSERT_EQ(0, client_register(oid, "client2", "other client"));
auto metadata = create_metadata(oid);
ASSERT_EQ(0, init_metadata(metadata));
ASSERT_TRUE(wait_for_update(metadata));
journal::JournalTrimmer *trimmer = create_trimmer(oid, metadata);
C_SaferCond ctx1;
trimmer->remove_objects(false, &ctx1);
ASSERT_EQ(-EBUSY, ctx1.wait());
C_SaferCond ctx2;
trimmer->remove_objects(true, &ctx2);
ASSERT_EQ(0, ctx2.wait());
}
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