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|
// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
// vim: ts=8 sw=2 smarttab
#include "common/Cond.h"
#include "common/errno.h"
#include "common/version.h"
#include <iostream>
#include <sstream>
#include <map>
#include <numeric>
#include <string>
#include <vector>
#include <stdlib.h>
#include <unistd.h>
#include "test/osd/RadosModel.h"
using namespace std;
class WeightedTestGenerator : public TestOpGenerator
{
public:
WeightedTestGenerator(int ops,
int objects,
map<TestOpType, unsigned int> op_weights,
TestOpStat *stats,
int max_seconds,
bool ec_pool,
bool balance_reads,
bool localize_reads,
bool set_redirect,
bool set_chunk,
bool enable_dedup) :
m_nextop(NULL), m_op(0), m_ops(ops), m_seconds(max_seconds),
m_objects(objects), m_stats(stats),
m_total_weight(0),
m_ec_pool(ec_pool),
m_balance_reads(balance_reads),
m_localize_reads(localize_reads),
m_set_redirect(set_redirect),
m_set_chunk(set_chunk),
m_enable_dedup(enable_dedup)
{
m_start = time(0);
for (map<TestOpType, unsigned int>::const_iterator it = op_weights.begin();
it != op_weights.end();
++it) {
m_total_weight += it->second;
m_weight_sums.insert(pair<TestOpType, unsigned int>(it->first,
m_total_weight));
}
if (m_set_redirect || m_set_chunk) {
if (m_set_redirect) {
m_ops = ops+m_objects+m_objects;
} else {
/* create 10 chunks per an object*/
m_ops = ops+m_objects+m_objects*10;
}
}
}
TestOp *next(RadosTestContext &context) override
{
TestOp *retval = NULL;
++m_op;
if (m_op <= m_objects && !m_set_redirect && !m_set_chunk ) {
stringstream oid;
oid << m_op;
/*if (m_op % 2) {
// make it a long name
oid << " " << string(300, 'o');
}*/
cout << m_op << ": write initial oid " << oid.str() << std::endl;
context.oid_not_flushing.insert(oid.str());
if (m_ec_pool) {
return new WriteOp(m_op, &context, oid.str(), true, true);
} else {
return new WriteOp(m_op, &context, oid.str(), false, true);
}
} else if (m_op >= m_ops) {
return NULL;
}
if (m_set_redirect || m_set_chunk) {
if (init_extensible_tier(context, retval)) {
return retval;
}
}
if (m_nextop) {
retval = m_nextop;
m_nextop = NULL;
return retval;
}
while (retval == NULL) {
unsigned int rand_val = rand() % m_total_weight;
time_t now = time(0);
if (m_seconds && now - m_start > m_seconds)
break;
for (map<TestOpType, unsigned int>::const_iterator it = m_weight_sums.begin();
it != m_weight_sums.end();
++it) {
if (rand_val < it->second) {
retval = gen_op(context, it->first);
break;
}
}
}
return retval;
}
bool init_extensible_tier(RadosTestContext &context, TestOp *& op) {
/*
* set-redirect or set-chunk test (manifest test)
* 0. make default objects (using create op)
* 1. set-redirect or set-chunk
* 2. initialize target objects (using write op)
* 3. wait for set-* completion
*/
int copy_manifest_end = 0;
if (m_set_chunk) {
copy_manifest_end = m_objects*2;
} else {
copy_manifest_end = m_objects*3;
}
int make_manifest_end = copy_manifest_end;
if (m_set_chunk) {
/* make 10 chunks per an object*/
make_manifest_end = make_manifest_end + m_objects * 10;
} else {
/* redirect */
make_manifest_end = make_manifest_end + m_objects;
}
if (m_op <= m_objects) {
stringstream oid;
oid << m_op;
/*if (m_op % 2) {
oid << " " << string(300, 'o');
}*/
cout << m_op << ": write initial oid " << oid.str() << std::endl;
context.oid_not_flushing.insert(oid.str());
if (m_ec_pool) {
op = new WriteOp(m_op, &context, oid.str(), true, true);
} else {
op = new WriteOp(m_op, &context, oid.str(), false, true);
}
return true;
} else if (m_op <= copy_manifest_end) {
stringstream oid, oid2;
//int _oid = m_op-m_objects;
int _oid = m_op % m_objects + 1;
oid << _oid;
/*if ((_oid) % 2) {
oid << " " << string(300, 'o');
}*/
if (context.oid_in_use.count(oid.str())) {
/* previous write is not finished */
op = NULL;
m_op--;
cout << m_op << " wait for completion of write op! " << std::endl;
return true;
}
int _oid2 = m_op - m_objects + 1;
if (_oid2 > copy_manifest_end - m_objects) {
_oid2 -= (copy_manifest_end - m_objects);
}
oid2 << _oid2 << " " << context.low_tier_pool_name;
if ((_oid2) % 2) {
oid2 << " " << string(300, 'm');
}
cout << m_op << ": " << "copy oid " << oid.str() << " target oid "
<< oid2.str() << std::endl;
op = new CopyOp(m_op, &context, oid.str(), oid2.str(), context.low_tier_pool_name);
return true;
} else if (m_op <= make_manifest_end) {
if (m_set_redirect) {
stringstream oid, oid2;
int _oid = m_op-copy_manifest_end;
oid << _oid;
/*if ((_oid) % 2) {
oid << " " << string(300, 'o');
}*/
oid2 << _oid << " " << context.low_tier_pool_name;
if ((_oid) % 2) {
oid2 << " " << string(300, 'm');
}
if (context.oid_in_use.count(oid.str())) {
/* previous copy is not finished */
op = NULL;
m_op--;
cout << m_op << " retry set_redirect !" << std::endl;
return true;
}
cout << m_op << ": " << "set_redirect oid " << oid.str() << " target oid "
<< oid2.str() << std::endl;
op = new SetRedirectOp(m_op, &context, oid.str(), oid2.str(), context.pool_name);
return true;
} else if (m_set_chunk) {
stringstream oid;
int _oid = m_op % m_objects +1;
oid << _oid;
/*if ((_oid) % 2) {
oid << " " << string(300, 'o');
}*/
if (context.oid_in_use.count(oid.str())) {
/* previous set-chunk is not finished */
op = NULL;
m_op--;
cout << m_op << " retry set_chunk !" << std::endl;
return true;
}
stringstream oid2;
oid2 << _oid << " " << context.low_tier_pool_name;
if ((_oid) % 2) {
oid2 << " " << string(300, 'm');
}
cout << m_op << ": " << "set_chunk oid " << oid.str()
<< " target oid " << oid2.str() << std::endl;
op = new SetChunkOp(m_op, &context, oid.str(), oid2.str(), m_stats);
return true;
}
} else if (m_op == make_manifest_end + 1) {
int set_size = context.oid_not_in_use.size();
int set_manifest_size = context.oid_redirect_not_in_use.size();
cout << m_op << " oid_not_in_use " << set_size << " oid_redirect_not_in_use " << set_manifest_size << std::endl;
/* wait for redirect or set_chunk initialization */
if (set_size != m_objects || set_manifest_size != 0) {
op = NULL;
m_op--;
cout << m_op << " wait for manifest initialization " << std::endl;
return true;
}
for (int t_op = m_objects+1; t_op <= m_objects*2; t_op++) {
stringstream oid;
oid << t_op << " " << context.low_tier_pool_name;
if (t_op % 2) {
oid << " " << string(300, 'm');
}
cout << " redirect_not_in_use: " << oid.str() << std::endl;
context.oid_redirect_not_in_use.insert(oid.str());
}
}
return false;
}
private:
TestOp *gen_op(RadosTestContext &context, TestOpType type)
{
string oid, oid2;
ceph_assert(context.oid_not_in_use.size());
switch (type) {
case TEST_OP_READ:
oid = *(rand_choose(context.oid_not_in_use));
return new ReadOp(m_op, &context, oid, m_balance_reads, m_localize_reads,
m_stats);
case TEST_OP_WRITE:
oid = *(rand_choose(context.oid_not_in_use));
cout << m_op << ": " << "write oid " << oid << " current snap is "
<< context.current_snap << std::endl;
return new WriteOp(m_op, &context, oid, false, false, m_stats);
case TEST_OP_WRITE_EXCL:
oid = *(rand_choose(context.oid_not_in_use));
cout << m_op << ": " << "write (excl) oid "
<< oid << " current snap is "
<< context.current_snap << std::endl;
return new WriteOp(m_op, &context, oid, false, true, m_stats);
case TEST_OP_WRITESAME:
oid = *(rand_choose(context.oid_not_in_use));
cout << m_op << ": " << "writesame oid "
<< oid << " current snap is "
<< context.current_snap << std::endl;
return new WriteSameOp(m_op, &context, oid, m_stats);
case TEST_OP_DELETE:
oid = *(rand_choose(context.oid_not_in_use));
cout << m_op << ": " << "delete oid " << oid << " current snap is "
<< context.current_snap << std::endl;
return new DeleteOp(m_op, &context, oid, m_stats);
case TEST_OP_SNAP_CREATE:
cout << m_op << ": " << "snap_create" << std::endl;
return new SnapCreateOp(m_op, &context, m_stats);
case TEST_OP_SNAP_REMOVE:
if (context.snaps.size() <= context.snaps_in_use.size()) {
return NULL;
}
while (true) {
int snap = rand_choose(context.snaps)->first;
if (context.snaps_in_use.lookup(snap))
continue; // in use; try again!
cout << m_op << ": " << "snap_remove snap " << snap << std::endl;
return new SnapRemoveOp(m_op, &context, snap, m_stats);
}
case TEST_OP_ROLLBACK:
{
string oid = *(rand_choose(context.oid_not_in_use));
cout << m_op << ": " << "rollback oid " << oid << " current snap is "
<< context.current_snap << std::endl;
return new RollbackOp(m_op, &context, oid);
}
case TEST_OP_SETATTR:
oid = *(rand_choose(context.oid_not_in_use));
cout << m_op << ": " << "setattr oid " << oid
<< " current snap is " << context.current_snap << std::endl;
return new SetAttrsOp(m_op, &context, oid, m_stats);
case TEST_OP_RMATTR:
oid = *(rand_choose(context.oid_not_in_use));
cout << m_op << ": " << "rmattr oid " << oid
<< " current snap is " << context.current_snap << std::endl;
return new RemoveAttrsOp(m_op, &context, oid, m_stats);
case TEST_OP_WATCH:
oid = *(rand_choose(context.oid_not_in_use));
cout << m_op << ": " << "watch oid " << oid
<< " current snap is " << context.current_snap << std::endl;
return new WatchOp(m_op, &context, oid, m_stats);
case TEST_OP_COPY_FROM:
oid = *(rand_choose(context.oid_not_in_use));
do {
oid2 = *(rand_choose(context.oid_not_in_use));
} while (oid == oid2);
cout << m_op << ": " << "copy_from oid " << oid << " from oid " << oid2
<< " current snap is " << context.current_snap << std::endl;
return new CopyFromOp(m_op, &context, oid, oid2, m_stats);
case TEST_OP_HIT_SET_LIST:
{
uint32_t hash = rjhash32(rand());
cout << m_op << ": " << "hit_set_list " << hash << std::endl;
return new HitSetListOp(m_op, &context, hash, m_stats);
}
case TEST_OP_UNDIRTY:
{
oid = *(rand_choose(context.oid_not_in_use));
cout << m_op << ": " << "undirty oid " << oid << std::endl;
return new UndirtyOp(m_op, &context, oid, m_stats);
}
case TEST_OP_IS_DIRTY:
{
oid = *(rand_choose(context.oid_not_flushing));
return new IsDirtyOp(m_op, &context, oid, m_stats);
}
case TEST_OP_CACHE_FLUSH:
{
oid = *(rand_choose(context.oid_not_in_use));
return new CacheFlushOp(m_op, &context, oid, m_stats, true);
}
case TEST_OP_CACHE_TRY_FLUSH:
{
oid = *(rand_choose(context.oid_not_in_use));
return new CacheFlushOp(m_op, &context, oid, m_stats, false);
}
case TEST_OP_CACHE_EVICT:
{
oid = *(rand_choose(context.oid_not_in_use));
return new CacheEvictOp(m_op, &context, oid, m_stats);
}
case TEST_OP_APPEND:
oid = *(rand_choose(context.oid_not_in_use));
cout << "append oid " << oid << " current snap is "
<< context.current_snap << std::endl;
return new WriteOp(m_op, &context, oid, true, false, m_stats);
case TEST_OP_APPEND_EXCL:
oid = *(rand_choose(context.oid_not_in_use));
cout << "append oid (excl) " << oid << " current snap is "
<< context.current_snap << std::endl;
return new WriteOp(m_op, &context, oid, true, true, m_stats);
case TEST_OP_CHUNK_READ:
oid = *(rand_choose(context.oid_not_in_use));
cout << m_op << ": " << "chunk read oid " << oid << " target oid " << oid2 << std::endl;
return new ChunkReadOp(m_op, &context, oid, context.pool_name, false, m_stats);
case TEST_OP_TIER_PROMOTE:
oid = *(rand_choose(context.oid_not_in_use));
cout << m_op << ": " << "tier_promote oid " << oid << std::endl;
return new TierPromoteOp(m_op, &context, oid, m_stats);
case TEST_OP_TIER_FLUSH:
oid = *(rand_choose(context.oid_not_in_use));
cout << m_op << ": " << "tier_flush oid " << oid << std::endl;
return new TierFlushOp(m_op, &context, oid, m_stats);
case TEST_OP_SET_REDIRECT:
oid = *(rand_choose(context.oid_not_in_use));
oid2 = *(rand_choose(context.oid_redirect_not_in_use));
cout << m_op << ": " << "set_redirect oid " << oid << " target oid " << oid2 << std::endl;
return new SetRedirectOp(m_op, &context, oid, oid2, context.pool_name, m_stats);
case TEST_OP_UNSET_REDIRECT:
oid = *(rand_choose(context.oid_not_in_use));
cout << m_op << ": " << "unset_redirect oid " << oid << std::endl;
return new UnsetRedirectOp(m_op, &context, oid, m_stats);
case TEST_OP_SET_CHUNK:
{
ceph_assert(m_enable_dedup);
oid = *(rand_choose(context.oid_not_in_use));
cout << m_op << ": " << "set_chunk oid " << oid
<< " target oid " << std::endl;
return new SetChunkOp(m_op, &context, oid, "", m_stats);
}
case TEST_OP_TIER_EVICT:
oid = *(rand_choose(context.oid_not_in_use));
cout << m_op << ": " << "tier_evict oid " << oid << std::endl;
return new TierEvictOp(m_op, &context, oid, m_stats);
default:
cerr << m_op << ": Invalid op type " << type << std::endl;
ceph_abort();
return nullptr;
}
}
TestOp *m_nextop;
int m_op;
int m_ops;
int m_seconds;
int m_objects;
time_t m_start;
TestOpStat *m_stats;
map<TestOpType, unsigned int> m_weight_sums;
unsigned int m_total_weight;
bool m_ec_pool;
bool m_balance_reads;
bool m_localize_reads;
bool m_set_redirect;
bool m_set_chunk;
bool m_enable_dedup;
};
int main(int argc, char **argv)
{
int ops = 1000;
int objects = 50;
int max_in_flight = 16;
int64_t size = 4000000; // 4 MB
int64_t min_stride_size = -1, max_stride_size = -1;
int max_seconds = 0;
bool pool_snaps = false;
bool write_fadvise_dontneed = false;
struct {
TestOpType op;
const char *name;
bool ec_pool_valid;
} op_types[] = {
{ TEST_OP_READ, "read", true },
{ TEST_OP_WRITE, "write", false },
{ TEST_OP_WRITE_EXCL, "write_excl", false },
{ TEST_OP_WRITESAME, "writesame", false },
{ TEST_OP_DELETE, "delete", true },
{ TEST_OP_SNAP_CREATE, "snap_create", true },
{ TEST_OP_SNAP_REMOVE, "snap_remove", true },
{ TEST_OP_ROLLBACK, "rollback", true },
{ TEST_OP_SETATTR, "setattr", true },
{ TEST_OP_RMATTR, "rmattr", true },
{ TEST_OP_WATCH, "watch", true },
{ TEST_OP_COPY_FROM, "copy_from", true },
{ TEST_OP_HIT_SET_LIST, "hit_set_list", true },
{ TEST_OP_IS_DIRTY, "is_dirty", true },
{ TEST_OP_UNDIRTY, "undirty", true },
{ TEST_OP_CACHE_FLUSH, "cache_flush", true },
{ TEST_OP_CACHE_TRY_FLUSH, "cache_try_flush", true },
{ TEST_OP_CACHE_EVICT, "cache_evict", true },
{ TEST_OP_APPEND, "append", true },
{ TEST_OP_APPEND_EXCL, "append_excl", true },
{ TEST_OP_SET_REDIRECT, "set_redirect", true },
{ TEST_OP_UNSET_REDIRECT, "unset_redirect", true },
{ TEST_OP_CHUNK_READ, "chunk_read", true },
{ TEST_OP_TIER_PROMOTE, "tier_promote", true },
{ TEST_OP_TIER_FLUSH, "tier_flush", true },
{ TEST_OP_SET_CHUNK, "set_chunk", true },
{ TEST_OP_TIER_EVICT, "tier_evict", true },
{ TEST_OP_READ /* grr */, NULL },
};
struct {
const char *name;
} chunk_algo_types[] = {
{ "fastcdc" },
{ "fixcdc" },
};
map<TestOpType, unsigned int> op_weights;
string pool_name = "rbd";
string low_tier_pool_name = "";
bool ec_pool = false;
bool no_omap = false;
bool no_sparse = false;
bool balance_reads = false;
bool localize_reads = false;
bool set_redirect = false;
bool set_chunk = false;
bool enable_dedup = false;
string chunk_algo = "";
string chunk_size = "";
for (int i = 1; i < argc; ++i) {
if (strcmp(argv[i], "--max-ops") == 0)
ops = atoi(argv[++i]);
else if (strcmp(argv[i], "--pool") == 0)
pool_name = argv[++i];
else if (strcmp(argv[i], "--max-seconds") == 0)
max_seconds = atoi(argv[++i]);
else if (strcmp(argv[i], "--objects") == 0)
objects = atoi(argv[++i]);
else if (strcmp(argv[i], "--max-in-flight") == 0)
max_in_flight = atoi(argv[++i]);
else if (strcmp(argv[i], "--size") == 0)
size = atoi(argv[++i]);
else if (strcmp(argv[i], "--min-stride-size") == 0)
min_stride_size = atoi(argv[++i]);
else if (strcmp(argv[i], "--max-stride-size") == 0)
max_stride_size = atoi(argv[++i]);
else if (strcmp(argv[i], "--no-omap") == 0)
no_omap = true;
else if (strcmp(argv[i], "--no-sparse") == 0)
no_sparse = true;
else if (strcmp(argv[i], "--balance-reads") == 0)
balance_reads = true;
else if (strcmp(argv[i], "--localize-reads") == 0)
localize_reads = true;
else if (strcmp(argv[i], "--pool-snaps") == 0)
pool_snaps = true;
else if (strcmp(argv[i], "--write-fadvise-dontneed") == 0)
write_fadvise_dontneed = true;
else if (strcmp(argv[i], "--ec-pool") == 0) {
if (!op_weights.empty()) {
cerr << "--ec-pool must be specified prior to any ops" << std::endl;
exit(1);
}
ec_pool = true;
no_omap = true;
no_sparse = true;
} else if (strcmp(argv[i], "--op") == 0) {
i++;
if (i == argc) {
cerr << "Missing op after --op" << std::endl;
return 1;
}
int j;
for (j = 0; op_types[j].name; ++j) {
if (strcmp(op_types[j].name, argv[i]) == 0) {
break;
}
}
if (!op_types[j].name) {
cerr << "unknown op " << argv[i] << std::endl;
exit(1);
}
i++;
if (i == argc) {
cerr << "Weight unspecified." << std::endl;
return 1;
}
int weight = atoi(argv[i]);
if (weight < 0) {
cerr << "Weights must be nonnegative." << std::endl;
return 1;
} else if (weight > 0) {
if (ec_pool && !op_types[j].ec_pool_valid) {
cerr << "Error: cannot use op type " << op_types[j].name
<< " with --ec-pool" << std::endl;
exit(1);
}
cout << "adding op weight " << op_types[j].name << " -> " << weight << std::endl;
op_weights.insert(pair<TestOpType, unsigned int>(op_types[j].op, weight));
}
} else if (strcmp(argv[i], "--set_redirect") == 0) {
set_redirect = true;
} else if (strcmp(argv[i], "--set_chunk") == 0) {
set_chunk = true;
} else if (strcmp(argv[i], "--low_tier_pool") == 0) {
/*
* disallow redirect or chunk object into the same pool
* to prevent the race. see https://github.com/ceph/ceph/pull/20096
*/
low_tier_pool_name = argv[++i];
} else if (strcmp(argv[i], "--enable_dedup") == 0) {
enable_dedup = true;
} else if (strcmp(argv[i], "--dedup_chunk_algo") == 0) {
i++;
if (i == argc) {
cerr << "Missing chunking algorithm after --dedup_chunk_algo" << std::endl;
return 1;
}
int j;
for (j = 0; chunk_algo_types[j].name; ++j) {
if (strcmp(chunk_algo_types[j].name, argv[i]) == 0) {
break;
}
}
if (!chunk_algo_types[j].name) {
cerr << "unknown op " << argv[i] << std::endl;
exit(1);
}
chunk_algo = chunk_algo_types[j].name;
} else if (strcmp(argv[i], "--dedup_chunk_size") == 0) {
chunk_size = argv[++i];
} else {
cerr << "unknown arg " << argv[i] << std::endl;
exit(1);
}
}
if (set_redirect || set_chunk) {
if (low_tier_pool_name == "") {
cerr << "low_tier_pool is needed" << std::endl;
exit(1);
}
}
if (enable_dedup) {
if (chunk_algo == "" || chunk_size == "") {
cerr << "Missing chunking algorithm: " << chunk_algo
<< " or chunking size: " << chunk_size << std::endl;
exit(1);
}
}
if (op_weights.empty()) {
cerr << "No operations specified" << std::endl;
exit(1);
}
if (min_stride_size < 0)
min_stride_size = size / 10;
if (max_stride_size < 0)
max_stride_size = size / 5;
cout << pretty_version_to_str() << std::endl;
cout << "Configuration:" << std::endl
<< "\tNumber of operations: " << ops << std::endl
<< "\tNumber of objects: " << objects << std::endl
<< "\tMax in flight operations: " << max_in_flight << std::endl
<< "\tObject size (in bytes): " << size << std::endl
<< "\tWrite stride min: " << min_stride_size << std::endl
<< "\tWrite stride max: " << max_stride_size << std::endl;
if (min_stride_size >= max_stride_size) {
cerr << "Error: max_stride_size must be more than min_stride_size"
<< std::endl;
return 1;
}
if (min_stride_size > size || max_stride_size > size) {
cerr << "Error: min_stride_size and max_stride_size must be "
<< "smaller than object size" << std::endl;
return 1;
}
if (max_in_flight * 2 > objects) {
cerr << "Error: max_in_flight must be <= than the number of objects / 2"
<< std::endl;
return 1;
}
char *id = getenv("CEPH_CLIENT_ID");
RadosTestContext context(
pool_name,
max_in_flight,
size,
min_stride_size,
max_stride_size,
no_omap,
no_sparse,
pool_snaps,
write_fadvise_dontneed,
low_tier_pool_name,
enable_dedup,
chunk_algo,
chunk_size,
id);
TestOpStat stats;
WeightedTestGenerator gen = WeightedTestGenerator(
ops, objects,
op_weights, &stats, max_seconds,
ec_pool, balance_reads, localize_reads,
set_redirect, set_chunk, enable_dedup);
int r = context.init();
if (r < 0) {
cerr << "Error initializing rados test context: "
<< cpp_strerror(r) << std::endl;
exit(1);
}
context.loop(&gen);
if (enable_dedup) {
if (!context.check_chunks_refcount(context.low_tier_io_ctx, context.io_ctx)) {
cerr << " Invalid refcount " << std::endl;
exit(1);
}
}
context.shutdown();
cerr << context.errors << " errors." << std::endl;
cerr << stats << std::endl;
return 0;
}
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