+++ /dev/null
-// -*- 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) 2004-2006 Sage Weil <sage@newdream.net>
- *
- * 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 "include/compat.h"
-
-#include <iostream>
-#include <sstream>
-using namespace std;
-
-
-#include "common/config.h"
-#include "SyntheticClient.h"
-#include "osdc/Objecter.h"
-#include "osdc/Filer.h"
-
-
-#include "include/filepath.h"
-#include "common/perf_counters.h"
-
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-#include <utime.h>
-#include <math.h>
-#include <sys/statvfs.h>
-
-#include "common/errno.h"
-#include "include/assert.h"
-#include "include/cephfs/ceph_statx.h"
-
-#define dout_context g_ceph_context
-#define dout_subsys ceph_subsys_client
-#undef dout_prefix
-#define dout_prefix *_dout << "client." << (whoami >= 0 ? whoami:client->get_nodeid()) << " "
-
-// traces
-//void trace_include(SyntheticClient *syn, Client *cl, string& prefix);
-//void trace_openssh(SyntheticClient *syn, Client *cl, string& prefix);
-
-int num_client = 1;
-list<int> syn_modes;
-list<int> syn_iargs;
-list<string> syn_sargs;
-int syn_filer_flags = 0;
-
-void parse_syn_options(vector<const char*>& args)
-{
- vector<const char*> nargs;
-
- for (unsigned i=0; i<args.size(); i++) {
- if (strcmp(args[i],"--num-client") == 0) {
- num_client = atoi(args[++i]);
- continue;
- }
- if (strcmp(args[i],"--syn") == 0) {
- ++i;
-
- if (strcmp(args[i], "mksnap") == 0) {
- syn_modes.push_back(SYNCLIENT_MODE_MKSNAP);
- syn_sargs.push_back(args[++i]); // path
- syn_sargs.push_back(args[++i]); // name
- }
- else if (strcmp(args[i], "rmsnap") == 0) {
- syn_modes.push_back(SYNCLIENT_MODE_RMSNAP);
- syn_sargs.push_back(args[++i]); // path
- syn_sargs.push_back(args[++i]); // name
- } else if (strcmp(args[i], "mksnapfile") == 0) {
- syn_modes.push_back(SYNCLIENT_MODE_MKSNAPFILE);
- syn_sargs.push_back(args[++i]); // path
- } else if (strcmp(args[i],"rmfile") == 0) {
- syn_modes.push_back( SYNCLIENT_MODE_RMFILE );
- } else if (strcmp(args[i],"writefile") == 0) {
- syn_modes.push_back( SYNCLIENT_MODE_WRITEFILE );
- syn_iargs.push_back( atoi(args[++i]) );
- syn_iargs.push_back( atoi(args[++i]) );
- } else if (strcmp(args[i],"wrshared") == 0) {
- syn_modes.push_back( SYNCLIENT_MODE_WRSHARED );
- syn_iargs.push_back( atoi(args[++i]) );
- syn_iargs.push_back( atoi(args[++i]) );
- } else if (strcmp(args[i],"writebatch") == 0) {
- syn_modes.push_back( SYNCLIENT_MODE_WRITEBATCH );
- syn_iargs.push_back( atoi(args[++i]) );
- syn_iargs.push_back( atoi(args[++i]) );
- syn_iargs.push_back( atoi(args[++i]) );
- } else if (strcmp(args[i],"readfile") == 0) {
- syn_modes.push_back( SYNCLIENT_MODE_READFILE );
- syn_iargs.push_back( atoi(args[++i]) );
- syn_iargs.push_back( atoi(args[++i]) );
- } else if (strcmp(args[i],"readwriterandom") == 0) {
- syn_modes.push_back( SYNCLIENT_MODE_RDWRRANDOM );
- syn_iargs.push_back( atoi(args[++i]) );
- syn_iargs.push_back( atoi(args[++i]) );
- } else if (strcmp(args[i],"readwriterandom_ex") == 0) {
- syn_modes.push_back( SYNCLIENT_MODE_RDWRRANDOM_EX );
- syn_iargs.push_back( atoi(args[++i]) );
- syn_iargs.push_back( atoi(args[++i]) );
- } else if (strcmp(args[i],"overloadosd0") == 0) {
- syn_modes.push_back( SYNCLIENT_MODE_OVERLOAD_OSD_0 );
- syn_iargs.push_back( atoi(args[++i]) );
- syn_iargs.push_back( atoi(args[++i]) );
- syn_iargs.push_back( atoi(args[++i]) );
- } else if (strcmp(args[i],"readshared") == 0) {
- syn_modes.push_back( SYNCLIENT_MODE_READSHARED );
- syn_iargs.push_back( atoi(args[++i]) );
- syn_iargs.push_back( atoi(args[++i]) );
- } else if (strcmp(args[i],"rw") == 0) {
- int a = atoi(args[++i]);
- int b = atoi(args[++i]);
- syn_modes.push_back( SYNCLIENT_MODE_WRITEFILE );
- syn_iargs.push_back( a );
- syn_iargs.push_back( b );
- syn_modes.push_back( SYNCLIENT_MODE_READFILE );
- syn_iargs.push_back( a );
- syn_iargs.push_back( b );
- } else if (strcmp(args[i],"dumpplacement") == 0) {
- syn_modes.push_back( SYNCLIENT_MODE_DUMP );
- syn_sargs.push_back( args[++i] );
- } else if (strcmp(args[i],"dropcache") == 0) {
- syn_modes.push_back( SYNCLIENT_MODE_DROPCACHE );
- } else if (strcmp(args[i],"makedirs") == 0) {
- syn_modes.push_back( SYNCLIENT_MODE_MAKEDIRS );
- syn_iargs.push_back( atoi(args[++i]) );
- syn_iargs.push_back( atoi(args[++i]) );
- syn_iargs.push_back( atoi(args[++i]) );
- } else if (strcmp(args[i],"makedirmess") == 0) {
- syn_modes.push_back( SYNCLIENT_MODE_MAKEDIRMESS );
- syn_iargs.push_back( atoi(args[++i]) );
- } else if (strcmp(args[i],"statdirs") == 0) {
- syn_modes.push_back( SYNCLIENT_MODE_STATDIRS );
- syn_iargs.push_back( atoi(args[++i]) );
- syn_iargs.push_back( atoi(args[++i]) );
- syn_iargs.push_back( atoi(args[++i]) );
- } else if (strcmp(args[i],"readdirs") == 0) {
- syn_modes.push_back( SYNCLIENT_MODE_READDIRS );
- syn_iargs.push_back( atoi(args[++i]) );
- syn_iargs.push_back( atoi(args[++i]) );
- syn_iargs.push_back( atoi(args[++i]) );
- } else if (strcmp(args[i],"makefiles") == 0) {
- syn_modes.push_back( SYNCLIENT_MODE_MAKEFILES );
- syn_iargs.push_back( atoi(args[++i]) );
- syn_iargs.push_back( atoi(args[++i]) );
- syn_iargs.push_back( atoi(args[++i]) );
- } else if (strcmp(args[i],"makefiles2") == 0) {
- syn_modes.push_back( SYNCLIENT_MODE_MAKEFILES2 );
- syn_iargs.push_back( atoi(args[++i]) );
- syn_iargs.push_back( atoi(args[++i]) );
- syn_iargs.push_back( atoi(args[++i]) );
- } else if (strcmp(args[i],"linktest") == 0) {
- syn_modes.push_back( SYNCLIENT_MODE_LINKTEST );
- } else if (strcmp(args[i],"createshared") == 0) {
- syn_modes.push_back( SYNCLIENT_MODE_CREATESHARED );
- syn_iargs.push_back( atoi(args[++i]) );
- } else if (strcmp(args[i],"openshared") == 0) {
- syn_modes.push_back( SYNCLIENT_MODE_OPENSHARED );
- syn_iargs.push_back( atoi(args[++i]) );
- syn_iargs.push_back( atoi(args[++i]) );
- } else if (strcmp(args[i],"createobjects") == 0) {
- syn_modes.push_back( SYNCLIENT_MODE_CREATEOBJECTS );
- syn_iargs.push_back( atoi(args[++i]) );
- syn_iargs.push_back( atoi(args[++i]) );
- syn_iargs.push_back( atoi(args[++i]) );
- } else if (strcmp(args[i],"objectrw") == 0) {
- syn_modes.push_back( SYNCLIENT_MODE_OBJECTRW );
- syn_iargs.push_back( atoi(args[++i]) );
- syn_iargs.push_back( atoi(args[++i]) );
- syn_iargs.push_back( atoi(args[++i]) );
- syn_iargs.push_back( atoi(args[++i]) );
- syn_iargs.push_back( atoi(args[++i]) );
- syn_iargs.push_back( atoi(args[++i]) );
- } else if (strcmp(args[i],"walk") == 0) {
- syn_modes.push_back( SYNCLIENT_MODE_FULLWALK );
- //syn_sargs.push_back( atoi(args[++i]) );
- } else if (strcmp(args[i],"randomwalk") == 0) {
- syn_modes.push_back( SYNCLIENT_MODE_RANDOMWALK );
- syn_iargs.push_back( atoi(args[++i]) );
- } else if (strcmp(args[i],"trace") == 0) {
- syn_modes.push_back( SYNCLIENT_MODE_TRACE );
- syn_sargs.push_back( args[++i] );
- syn_iargs.push_back( atoi(args[++i]) );
- syn_iargs.push_back(1);// data
- } else if (strcmp(args[i],"mtrace") == 0) {
- syn_modes.push_back( SYNCLIENT_MODE_TRACE );
- syn_sargs.push_back( args[++i] );
- syn_iargs.push_back( atoi(args[++i]) );
- syn_iargs.push_back(0);// no data
- } else if (strcmp(args[i],"thrashlinks") == 0) {
- syn_modes.push_back( SYNCLIENT_MODE_THRASHLINKS );
- syn_iargs.push_back( atoi(args[++i]) );
- syn_iargs.push_back( atoi(args[++i]) );
- syn_iargs.push_back( atoi(args[++i]) );
- syn_iargs.push_back( atoi(args[++i]) );
- } else if (strcmp(args[i],"foo") == 0) {
- syn_modes.push_back( SYNCLIENT_MODE_FOO );
- } else if (strcmp(args[i],"until") == 0) {
- syn_modes.push_back( SYNCLIENT_MODE_UNTIL );
- syn_iargs.push_back( atoi(args[++i]) );
- } else if (strcmp(args[i],"sleepuntil") == 0) {
- syn_modes.push_back( SYNCLIENT_MODE_SLEEPUNTIL );
- syn_iargs.push_back( atoi(args[++i]) );
- } else if (strcmp(args[i],"only") == 0) {
- syn_modes.push_back( SYNCLIENT_MODE_ONLY );
- syn_iargs.push_back( atoi(args[++i]) );
- } else if (strcmp(args[i],"onlyrange") == 0) {
- syn_modes.push_back( SYNCLIENT_MODE_ONLYRANGE );
- syn_iargs.push_back( atoi(args[++i]) );
- syn_iargs.push_back( atoi(args[++i]) );
- } else if (strcmp(args[i],"sleep") == 0) {
- syn_modes.push_back( SYNCLIENT_MODE_SLEEP );
- syn_iargs.push_back( atoi(args[++i]) );
- } else if (strcmp(args[i],"randomsleep") == 0) {
- syn_modes.push_back( SYNCLIENT_MODE_RANDOMSLEEP );
- syn_iargs.push_back( atoi(args[++i]) );
- } else if (strcmp(args[i],"opentest") == 0) {
- syn_modes.push_back( SYNCLIENT_MODE_OPENTEST );
- syn_iargs.push_back( atoi(args[++i]) );
- } else if (strcmp(args[i],"optest") == 0) {
- syn_modes.push_back( SYNCLIENT_MODE_OPTEST );
- syn_iargs.push_back( atoi(args[++i]) );
- } else if (strcmp(args[i],"truncate") == 0) {
- syn_modes.push_back( SYNCLIENT_MODE_TRUNCATE );
- syn_sargs.push_back(args[++i]);
- syn_iargs.push_back(atoi(args[++i]));
- } else if (strcmp(args[i],"importfind") == 0) {
- syn_modes.push_back(SYNCLIENT_MODE_IMPORTFIND);
- syn_sargs.push_back(args[++i]);
- syn_sargs.push_back(args[++i]);
- syn_iargs.push_back(atoi(args[++i]));
- } else if (strcmp(args[i], "lookuphash") == 0) {
- syn_modes.push_back(SYNCLIENT_MODE_LOOKUPHASH);
- syn_sargs.push_back(args[++i]);
- syn_sargs.push_back(args[++i]);
- syn_sargs.push_back(args[++i]);
- } else if (strcmp(args[i], "lookupino") == 0) {
- syn_modes.push_back(SYNCLIENT_MODE_LOOKUPINO);
- syn_sargs.push_back(args[++i]);
- } else if (strcmp(args[i], "chunkfile") == 0) {
- syn_modes.push_back(SYNCLIENT_MODE_CHUNK);
- syn_sargs.push_back(args[++i]);
- } else {
- cerr << "unknown syn arg " << args[i] << std::endl;
- ceph_abort();
- }
- }
- else if (strcmp(args[i], "localize_reads") == 0) {
- cerr << "set CEPH_OSD_FLAG_LOCALIZE_READS" << std::endl;
- syn_filer_flags |= CEPH_OSD_FLAG_LOCALIZE_READS;
- }
- else {
- nargs.push_back(args[i]);
- }
- }
-
- args = nargs;
-}
-
-
-SyntheticClient::SyntheticClient(StandaloneClient *client, int w)
-{
- this->client = client;
- whoami = w;
- thread_id = 0;
-
- did_readdir = false;
-
- run_only = -1;
- exclude = -1;
-
- this->modes = syn_modes;
- this->iargs = syn_iargs;
- this->sargs = syn_sargs;
-
- run_start = ceph_clock_now();
-}
-
-
-
-
-#define DBL 2
-
-void *synthetic_client_thread_entry(void *ptr)
-{
- SyntheticClient *sc = static_cast<SyntheticClient*>(ptr);
- //int r =
- sc->run();
- return 0;//(void*)r;
-}
-
-string SyntheticClient::get_sarg(int seq)
-{
- string a;
- if (!sargs.empty()) {
- a = sargs.front();
- sargs.pop_front();
- }
- if (a.length() == 0 || a == "~") {
- char s[30];
- snprintf(s, sizeof(s), "syn.%lld.%d", (long long)client->whoami.v, seq);
- a = s;
- }
- return a;
-}
-
-int SyntheticClient::run()
-{
- UserPerm perms = client->pick_my_perms();
- dout(15) << "initing" << dendl;
- int err = client->init();
- if (err < 0) {
- dout(0) << "failed to initialize: " << cpp_strerror(err) << dendl;
- return -1;
- }
-
- dout(15) << "mounting" << dendl;
- err = client->mount("", perms);
- if (err < 0) {
- dout(0) << "failed to mount: " << cpp_strerror(err) << dendl;
- client->shutdown();
- return -1;
- }
-
- //run_start = ceph_clock_now(client->cct);
- run_until = utime_t(0,0);
- dout(5) << "run" << dendl;
-
- int seq = 0;
-
- for (list<int>::iterator it = modes.begin();
- it != modes.end();
- ++it) {
- int mode = *it;
- dout(3) << "mode " << mode << dendl;
-
- switch (mode) {
-
-
- // WHO?
-
- case SYNCLIENT_MODE_ONLY:
- {
- run_only = iargs.front();
- iargs.pop_front();
- if (run_only == client->get_nodeid())
- dout(2) << "only " << run_only << dendl;
- }
- break;
- case SYNCLIENT_MODE_ONLYRANGE:
- {
- int first = iargs.front();
- iargs.pop_front();
- int last = iargs.front();
- iargs.pop_front();
- if (first <= client->get_nodeid() &&
- last > client->get_nodeid()) {
- run_only = client->get_nodeid();
- dout(2) << "onlyrange [" << first << ", " << last << ") includes me" << dendl;
- } else
- run_only = client->get_nodeid().v+1; // not me
- }
- break;
- case SYNCLIENT_MODE_EXCLUDE:
- {
- exclude = iargs.front();
- iargs.pop_front();
- if (exclude == client->get_nodeid()) {
- run_only = client->get_nodeid().v + 1;
- dout(2) << "not running " << exclude << dendl;
- } else
- run_only = -1;
- }
- break;
-
- // HOW LONG?
-
- case SYNCLIENT_MODE_UNTIL:
- {
- int iarg1 = iargs.front();
- iargs.pop_front();
- if (run_me()) {
- if (iarg1) {
- dout(2) << "until " << iarg1 << dendl;
- utime_t dur(iarg1,0);
- run_until = run_start + dur;
- } else {
- dout(2) << "until " << iarg1 << " (no limit)" << dendl;
- run_until = utime_t(0,0);
- }
- }
- }
- break;
-
-
- // ...
-
- case SYNCLIENT_MODE_FOO:
- if (run_me()) {
- foo();
- }
- did_run_me();
- break;
-
- case SYNCLIENT_MODE_RANDOMSLEEP:
- {
- int iarg1 = iargs.front();
- iargs.pop_front();
- if (run_me()) {
- srand(time(0) + getpid() + client->whoami.v);
- sleep(rand() % iarg1);
- }
- did_run_me();
- }
- break;
-
- case SYNCLIENT_MODE_SLEEP:
- {
- int iarg1 = iargs.front();
- iargs.pop_front();
- if (run_me()) {
- dout(2) << "sleep " << iarg1 << dendl;
- sleep(iarg1);
- }
- did_run_me();
- }
- break;
-
- case SYNCLIENT_MODE_SLEEPUNTIL:
- {
- int iarg1 = iargs.front();
- iargs.pop_front();
- if (iarg1 && run_me()) {
- dout(2) << "sleepuntil " << iarg1 << dendl;
- utime_t at = ceph_clock_now() - run_start;
- if (at.sec() < iarg1)
- sleep(iarg1 - at.sec());
- }
- did_run_me();
- }
- break;
-
- case SYNCLIENT_MODE_RANDOMWALK:
- {
- int iarg1 = iargs.front();
- iargs.pop_front();
- if (run_me()) {
- dout(2) << "randomwalk " << iarg1 << dendl;
- random_walk(iarg1);
- }
- did_run_me();
- }
- break;
-
-
- case SYNCLIENT_MODE_DROPCACHE:
- {
- client->sync_fs();
- client->drop_caches();
- }
- break;
-
- case SYNCLIENT_MODE_DUMP:
- {
- string sarg1 = get_sarg(0);
- if (run_me()) {
- dout(2) << "placement dump " << sarg1 << dendl;
- dump_placement(sarg1);
- }
- did_run_me();
- }
- break;
-
-
- case SYNCLIENT_MODE_MAKEDIRMESS:
- {
- string sarg1 = get_sarg(0);
- int iarg1 = iargs.front(); iargs.pop_front();
- if (run_me()) {
- dout(2) << "makedirmess " << sarg1 << " " << iarg1 << dendl;
- make_dir_mess(sarg1.c_str(), iarg1);
- }
- did_run_me();
- }
- break;
- case SYNCLIENT_MODE_MAKEDIRS:
- {
- string sarg1 = get_sarg(seq++);
- int iarg1 = iargs.front(); iargs.pop_front();
- int iarg2 = iargs.front(); iargs.pop_front();
- int iarg3 = iargs.front(); iargs.pop_front();
- if (run_me()) {
- dout(2) << "makedirs " << sarg1 << " " << iarg1 << " " << iarg2 << " " << iarg3 << dendl;
- make_dirs(sarg1.c_str(), iarg1, iarg2, iarg3);
- }
- did_run_me();
- }
- break;
- case SYNCLIENT_MODE_STATDIRS:
- {
- string sarg1 = get_sarg(0);
- int iarg1 = iargs.front(); iargs.pop_front();
- int iarg2 = iargs.front(); iargs.pop_front();
- int iarg3 = iargs.front(); iargs.pop_front();
- if (run_me()) {
- dout(2) << "statdirs " << sarg1 << " " << iarg1 << " " << iarg2 << " " << iarg3 << dendl;
- stat_dirs(sarg1.c_str(), iarg1, iarg2, iarg3);
- }
- did_run_me();
- }
- break;
- case SYNCLIENT_MODE_READDIRS:
- {
- string sarg1 = get_sarg(0);
- int iarg1 = iargs.front(); iargs.pop_front();
- int iarg2 = iargs.front(); iargs.pop_front();
- int iarg3 = iargs.front(); iargs.pop_front();
- if (run_me()) {
- dout(2) << "readdirs " << sarg1 << " " << iarg1 << " " << iarg2 << " " << iarg3 << dendl;
- read_dirs(sarg1.c_str(), iarg1, iarg2, iarg3);
- }
- did_run_me();
- }
- break;
-
-
- case SYNCLIENT_MODE_THRASHLINKS:
- {
- string sarg1 = get_sarg(0);
- int iarg1 = iargs.front(); iargs.pop_front();
- int iarg2 = iargs.front(); iargs.pop_front();
- int iarg3 = iargs.front(); iargs.pop_front();
- int iarg4 = iargs.front(); iargs.pop_front();
- if (run_me()) {
- dout(2) << "thrashlinks " << sarg1 << " " << iarg1 << " " << iarg2 << " " << iarg3 << dendl;
- thrash_links(sarg1.c_str(), iarg1, iarg2, iarg3, iarg4);
- }
- did_run_me();
- }
- break;
-
- case SYNCLIENT_MODE_LINKTEST:
- {
- if (run_me()) {
- link_test();
- }
- did_run_me();
- }
- break;
-
-
- case SYNCLIENT_MODE_MAKEFILES:
- {
- int num = iargs.front(); iargs.pop_front();
- int count = iargs.front(); iargs.pop_front();
- int priv = iargs.front(); iargs.pop_front();
- if (run_me()) {
- dout(2) << "makefiles " << num << " " << count << " " << priv << dendl;
- make_files(num, count, priv, false);
- }
- did_run_me();
- }
- break;
- case SYNCLIENT_MODE_MAKEFILES2:
- {
- int num = iargs.front(); iargs.pop_front();
- int count = iargs.front(); iargs.pop_front();
- int priv = iargs.front(); iargs.pop_front();
- if (run_me()) {
- dout(2) << "makefiles2 " << num << " " << count << " " << priv << dendl;
- make_files(num, count, priv, true);
- }
- did_run_me();
- }
- break;
- case SYNCLIENT_MODE_CREATESHARED:
- {
- string sarg1 = get_sarg(0);
- int num = iargs.front(); iargs.pop_front();
- if (run_me()) {
- dout(2) << "createshared " << num << dendl;
- create_shared(num);
- }
- did_run_me();
- }
- break;
- case SYNCLIENT_MODE_OPENSHARED:
- {
- string sarg1 = get_sarg(0);
- int num = iargs.front(); iargs.pop_front();
- int count = iargs.front(); iargs.pop_front();
- if (run_me()) {
- dout(2) << "openshared " << num << dendl;
- open_shared(num, count);
- }
- did_run_me();
- }
- break;
-
- case SYNCLIENT_MODE_CREATEOBJECTS:
- {
- int count = iargs.front(); iargs.pop_front();
- int size = iargs.front(); iargs.pop_front();
- int inflight = iargs.front(); iargs.pop_front();
- if (run_me()) {
- dout(2) << "createobjects " << count << " of " << size << " bytes"
- << ", " << inflight << " in flight" << dendl;
- create_objects(count, size, inflight);
- }
- did_run_me();
- }
- break;
- case SYNCLIENT_MODE_OBJECTRW:
- {
- int count = iargs.front(); iargs.pop_front();
- int size = iargs.front(); iargs.pop_front();
- int wrpc = iargs.front(); iargs.pop_front();
- int overlap = iargs.front(); iargs.pop_front();
- int rskew = iargs.front(); iargs.pop_front();
- int wskew = iargs.front(); iargs.pop_front();
- if (run_me()) {
- dout(2) << "objectrw " << count << " " << size << " " << wrpc
- << " " << overlap << " " << rskew << " " << wskew << dendl;
- object_rw(count, size, wrpc, overlap, rskew, wskew);
- }
- did_run_me();
- }
- break;
-
- case SYNCLIENT_MODE_FULLWALK:
- {
- string sarg1;// = get_sarg(0);
- if (run_me()) {
- dout(2) << "fullwalk" << sarg1 << dendl;
- full_walk(sarg1);
- }
- did_run_me();
- }
- break;
- case SYNCLIENT_MODE_REPEATWALK:
- {
- string sarg1 = get_sarg(0);
- if (run_me()) {
- dout(2) << "repeatwalk " << sarg1 << dendl;
- while (full_walk(sarg1) == 0) ;
- }
- did_run_me();
- }
- break;
-
- case SYNCLIENT_MODE_RMFILE:
- {
- string sarg1 = get_sarg(0);
- if (run_me()) {
- rm_file(sarg1);
- }
- did_run_me();
- }
- break;
-
- case SYNCLIENT_MODE_WRITEFILE:
- {
- string sarg1 = get_sarg(0);
- int iarg1 = iargs.front(); iargs.pop_front();
- int iarg2 = iargs.front(); iargs.pop_front();
- dout(1) << "WRITING SYN CLIENT" << dendl;
- if (run_me()) {
- write_file(sarg1, iarg1, iarg2);
- }
- did_run_me();
- }
- break;
-
- case SYNCLIENT_MODE_CHUNK:
- if (run_me()) {
- string sarg1 = get_sarg(0);
- chunk_file(sarg1);
- }
- did_run_me();
- break;
-
-
- case SYNCLIENT_MODE_OVERLOAD_OSD_0:
- {
- dout(1) << "OVERLOADING OSD 0" << dendl;
- int iarg1 = iargs.front(); iargs.pop_front();
- int iarg2 = iargs.front(); iargs.pop_front();
- int iarg3 = iargs.front(); iargs.pop_front();
- if (run_me()) {
- overload_osd_0(iarg1, iarg2, iarg3);
- }
- did_run_me();
- }
- break;
-
- case SYNCLIENT_MODE_WRSHARED:
- {
- string sarg1 = "shared";
- int iarg1 = iargs.front(); iargs.pop_front();
- int iarg2 = iargs.front(); iargs.pop_front();
- if (run_me()) {
- write_file(sarg1, iarg1, iarg2);
- }
- did_run_me();
- }
- break;
- case SYNCLIENT_MODE_READSHARED:
- {
- string sarg1 = "shared";
- int iarg1 = iargs.front(); iargs.pop_front();
- int iarg2 = iargs.front(); iargs.pop_front();
- if (run_me()) {
- read_file(sarg1, iarg1, iarg2, true);
- }
- did_run_me();
- }
- break;
- case SYNCLIENT_MODE_WRITEBATCH:
- {
- int iarg1 = iargs.front(); iargs.pop_front();
- int iarg2 = iargs.front(); iargs.pop_front();
- int iarg3 = iargs.front(); iargs.pop_front();
-
- if (run_me()) {
- write_batch(iarg1, iarg2, iarg3);
- }
- did_run_me();
- }
- break;
-
- case SYNCLIENT_MODE_READFILE:
- {
- string sarg1 = get_sarg(0);
- int iarg1 = iargs.front(); iargs.pop_front();
- int iarg2 = iargs.front(); iargs.pop_front();
-
- dout(1) << "READING SYN CLIENT" << dendl;
- if (run_me()) {
- read_file(sarg1, iarg1, iarg2);
- }
- did_run_me();
- }
- break;
-
- case SYNCLIENT_MODE_RDWRRANDOM:
- {
- string sarg1 = get_sarg(0);
- int iarg1 = iargs.front(); iargs.pop_front();
- int iarg2 = iargs.front(); iargs.pop_front();
-
- dout(1) << "RANDOM READ WRITE SYN CLIENT" << dendl;
- if (run_me()) {
- read_random(sarg1, iarg1, iarg2);
- }
- did_run_me();
- }
- break;
-
- case SYNCLIENT_MODE_RDWRRANDOM_EX:
- {
- string sarg1 = get_sarg(0);
- int iarg1 = iargs.front(); iargs.pop_front();
- int iarg2 = iargs.front(); iargs.pop_front();
-
- dout(1) << "RANDOM READ WRITE SYN CLIENT" << dendl;
- if (run_me()) {
- read_random_ex(sarg1, iarg1, iarg2);
- }
- did_run_me();
- }
- break;
- case SYNCLIENT_MODE_TRACE:
- {
- string tfile = get_sarg(0);
- sargs.push_front(string("~"));
- int iarg1 = iargs.front(); iargs.pop_front();
- int playdata = iargs.front(); iargs.pop_front();
- string prefix = get_sarg(0);
- char realtfile[100];
- snprintf(realtfile, sizeof(realtfile), tfile.c_str(), (int)client->get_nodeid().v);
-
- if (run_me()) {
- dout(0) << "trace " << tfile << " prefix=" << prefix << " count=" << iarg1 << " data=" << playdata << dendl;
-
- Trace t(realtfile);
-
- if (iarg1 == 0) iarg1 = 1; // play trace at least once!
-
- for (int i=0; i<iarg1; i++) {
- utime_t start = ceph_clock_now();
-
- if (time_to_stop()) break;
- play_trace(t, prefix, !playdata);
- if (time_to_stop()) break;
- if (iarg1 > 1) clean_dir(prefix); // clean only if repeat
-
- utime_t lat = ceph_clock_now();
- lat -= start;
-
- dout(0) << " trace " << tfile << " loop " << (i+1) << "/" << iarg1 << " done in " << (double)lat << " seconds" << dendl;
- if (client->logger
- && i > 0
- && i < iarg1-1
- ) {
- //client->logger->finc("trsum", (double)lat);
- //client->logger->inc("trnum");
- }
- }
- dout(1) << "done " << dendl;
- }
- did_run_me();
- }
- break;
-
-
- case SYNCLIENT_MODE_OPENTEST:
- {
- int count = iargs.front(); iargs.pop_front();
- if (run_me()) {
- for (int i=0; i<count; i++) {
- int fd = client->open("test", (rand()%2) ?
- (O_WRONLY|O_CREAT) : O_RDONLY,
- perms);
- if (fd > 0) client->close(fd);
- }
- }
- did_run_me();
- }
- break;
-
- case SYNCLIENT_MODE_OPTEST:
- {
- int count = iargs.front(); iargs.pop_front();
- if (run_me()) {
- client->mknod("test", 0777, perms);
- struct stat st;
- for (int i=0; i<count; i++) {
- client->lstat("test", &st, perms);
- client->chmod("test", 0777, perms);
- }
- }
- did_run_me();
- }
- break;
-
- case SYNCLIENT_MODE_TRUNCATE:
- {
- string file = get_sarg(0);
- sargs.push_front(file);
- int iarg1 = iargs.front(); iargs.pop_front();
- if (run_me()) {
- client->truncate(file.c_str(), iarg1, perms);
- }
- did_run_me();
- }
- break;
-
-
- case SYNCLIENT_MODE_IMPORTFIND:
- {
- string base = get_sarg(0);
- string find = get_sarg(0);
- int data = get_iarg();
- if (run_me()) {
- import_find(base.c_str(), find.c_str(), data);
- }
- did_run_me();
- }
- break;
-
- case SYNCLIENT_MODE_LOOKUPHASH:
- {
- inodeno_t ino;
- string iname = get_sarg(0);
- sscanf(iname.c_str(), "%llx", (long long unsigned*)&ino.val);
- inodeno_t dirino;
- string diname = get_sarg(0);
- sscanf(diname.c_str(), "%llx", (long long unsigned*)&dirino.val);
- string name = get_sarg(0);
- if (run_me()) {
- lookup_hash(ino, dirino, name.c_str(), perms);
- }
- }
- break;
- case SYNCLIENT_MODE_LOOKUPINO:
- {
- inodeno_t ino;
- string iname = get_sarg(0);
- sscanf(iname.c_str(), "%llx", (long long unsigned*)&ino.val);
- if (run_me()) {
- lookup_ino(ino, perms);
- }
- }
- break;
-
- case SYNCLIENT_MODE_MKSNAP:
- {
- string base = get_sarg(0);
- string name = get_sarg(0);
- if (run_me())
- mksnap(base.c_str(), name.c_str(), perms);
- did_run_me();
- }
- break;
- case SYNCLIENT_MODE_RMSNAP:
- {
- string base = get_sarg(0);
- string name = get_sarg(0);
- if (run_me())
- rmsnap(base.c_str(), name.c_str(), perms);
- did_run_me();
- }
- break;
- case SYNCLIENT_MODE_MKSNAPFILE:
- {
- string base = get_sarg(0);
- if (run_me())
- mksnapfile(base.c_str());
- did_run_me();
- }
- break;
-
- default:
- ceph_abort();
- }
- }
- dout(1) << "syn done, unmounting " << dendl;
-
- client->unmount();
- client->shutdown();
- return 0;
-}
-
-
-int SyntheticClient::start_thread()
-{
- assert(!thread_id);
-
- pthread_create(&thread_id, NULL, synthetic_client_thread_entry, this);
- assert(thread_id);
- ceph_pthread_setname(thread_id, "client");
- return 0;
-}
-
-int SyntheticClient::join_thread()
-{
- assert(thread_id);
- void *rv;
- pthread_join(thread_id, &rv);
- return 0;
-}
-
-
-bool roll_die(float p)
-{
- float r = (float)(rand() % 100000) / 100000.0;
- if (r < p)
- return true;
- else
- return false;
-}
-
-void SyntheticClient::init_op_dist()
-{
- op_dist.clear();
-#if 0
- op_dist.add( CEPH_MDS_OP_STAT, 610 );
- op_dist.add( CEPH_MDS_OP_UTIME, 0 );
- op_dist.add( CEPH_MDS_OP_CHMOD, 1 );
- op_dist.add( CEPH_MDS_OP_CHOWN, 1 );
-#endif
-
- op_dist.add( CEPH_MDS_OP_READDIR, 2 );
- op_dist.add( CEPH_MDS_OP_MKNOD, 30 );
- op_dist.add( CEPH_MDS_OP_LINK, 0 );
- op_dist.add( CEPH_MDS_OP_UNLINK, 20 );
- op_dist.add( CEPH_MDS_OP_RENAME, 40 );
-
- op_dist.add( CEPH_MDS_OP_MKDIR, 10 );
- op_dist.add( CEPH_MDS_OP_RMDIR, 20 );
- op_dist.add( CEPH_MDS_OP_SYMLINK, 20 );
-
- op_dist.add( CEPH_MDS_OP_OPEN, 200 );
- //op_dist.add( CEPH_MDS_OP_READ, 0 );
- //op_dist.add( CEPH_MDS_OP_WRITE, 0 );
- //op_dist.add( CEPH_MDS_OP_TRUNCATE, 0 );
- //op_dist.add( CEPH_MDS_OP_FSYNC, 0 );
- //op_dist.add( CEPH_MDS_OP_RELEASE, 200 );
- op_dist.normalize();
-}
-
-void SyntheticClient::up()
-{
- cwd = cwd.prefixpath(cwd.depth()-1);
- dout(DBL) << "cd .. -> " << cwd << dendl;
- clear_dir();
-}
-
-int SyntheticClient::play_trace(Trace& t, string& prefix, bool metadata_only)
-{
- dout(4) << "play trace prefix '" << prefix << "'" << dendl;
- UserPerm perms = client->pick_my_perms();
- t.start();
-
- string buf;
- string buf2;
-
- utime_t start = ceph_clock_now();
-
- ceph::unordered_map<int64_t, int64_t> open_files;
- ceph::unordered_map<int64_t, dir_result_t*> open_dirs;
-
- ceph::unordered_map<int64_t, Fh*> ll_files;
- ceph::unordered_map<int64_t, dir_result_t*> ll_dirs;
- ceph::unordered_map<uint64_t, int64_t> ll_inos;
-
- Inode *i1, *i2;
-
- ll_inos[1] = 1; // root inode is known.
-
- // prefix?
- const char *p = prefix.c_str();
- if (prefix.length()) {
- client->mkdir(prefix.c_str(), 0755, perms);
- struct ceph_statx stx;
- i1 = client->ll_get_inode(vinodeno_t(1, CEPH_NOSNAP));
- if (client->ll_lookupx(i1, prefix.c_str(), &i2, &stx, CEPH_STATX_INO, 0, perms) == 0) {
- ll_inos[1] = stx.stx_ino;
- dout(5) << "'root' ino is " << inodeno_t(stx.stx_ino) << dendl;
- client->ll_put(i1);
- } else {
- dout(0) << "warning: play_trace couldn't lookup up my per-client directory" << dendl;
- }
- } else
- (void) client->ll_get_inode(vinodeno_t(1, CEPH_NOSNAP));
-
- utime_t last_status = start;
-
- int n = 0;
-
- // for object traces
- Mutex lock("synclient foo");
- Cond cond;
- bool ack;
-
- while (!t.end()) {
-
- if (++n == 100) {
- n = 00;
- utime_t now = last_status;
- if (now - last_status > 1.0) {
- last_status = now;
- dout(1) << "play_trace at line " << t.get_line() << dendl;
- }
- }
-
- if (time_to_stop()) break;
-
- // op
- const char *op = t.get_string(buf, 0);
- dout(4) << (t.get_line()-1) << ": trace op " << op << dendl;
-
- if (op[0] == '@') {
- // timestamp... ignore it!
- t.get_int(); // sec
- t.get_int(); // usec
- op = t.get_string(buf, 0);
- }
-
- // high level ops ---------------------
- UserPerm perms = client->pick_my_perms();
- if (strcmp(op, "link") == 0) {
- const char *a = t.get_string(buf, p);
- const char *b = t.get_string(buf2, p);
- client->link(a, b, perms);
- } else if (strcmp(op, "unlink") == 0) {
- const char *a = t.get_string(buf, p);
- client->unlink(a, perms);
- } else if (strcmp(op, "rename") == 0) {
- const char *a = t.get_string(buf, p);
- const char *b = t.get_string(buf2, p);
- client->rename(a,b, perms);
- } else if (strcmp(op, "mkdir") == 0) {
- const char *a = t.get_string(buf, p);
- int64_t b = t.get_int();
- client->mkdir(a, b, perms);
- } else if (strcmp(op, "rmdir") == 0) {
- const char *a = t.get_string(buf, p);
- client->rmdir(a, perms);
- } else if (strcmp(op, "symlink") == 0) {
- const char *a = t.get_string(buf, p);
- const char *b = t.get_string(buf2, p);
- client->symlink(a, b, perms);
- } else if (strcmp(op, "readlink") == 0) {
- const char *a = t.get_string(buf, p);
- char buf[100];
- client->readlink(a, buf, 100, perms);
- } else if (strcmp(op, "lstat") == 0) {
- struct stat st;
- const char *a = t.get_string(buf, p);
- if (strcmp(a, p) != 0 &&
- strcmp(a, "/") != 0 &&
- strcmp(a, "/lib") != 0 && // or /lib.. that would be a lookup. hack.
- a[0] != 0) // stop stating the root directory already
- client->lstat(a, &st, perms);
- } else if (strcmp(op, "chmod") == 0) {
- const char *a = t.get_string(buf, p);
- int64_t b = t.get_int();
- client->chmod(a, b, perms);
- } else if (strcmp(op, "chown") == 0) {
- const char *a = t.get_string(buf, p);
- int64_t b = t.get_int();
- int64_t c = t.get_int();
- client->chown(a, b, c, perms);
- } else if (strcmp(op, "utime") == 0) {
- const char *a = t.get_string(buf, p);
- int64_t b = t.get_int();
- int64_t c = t.get_int();
- struct utimbuf u;
- u.actime = b;
- u.modtime = c;
- client->utime(a, &u, perms);
- } else if (strcmp(op, "mknod") == 0) {
- const char *a = t.get_string(buf, p);
- int64_t b = t.get_int();
- int64_t c = t.get_int();
- client->mknod(a, b, perms, c);
- } else if (strcmp(op, "oldmknod") == 0) {
- const char *a = t.get_string(buf, p);
- int64_t b = t.get_int();
- client->mknod(a, b, perms, 0);
- } else if (strcmp(op, "getdir") == 0) {
- const char *a = t.get_string(buf, p);
- list<string> contents;
- int r = client->getdir(a, contents, perms);
- if (r < 0) {
- dout(1) << "getdir on " << a << " returns " << r << dendl;
- }
- } else if (strcmp(op, "opendir") == 0) {
- const char *a = t.get_string(buf, p);
- int64_t b = t.get_int();
- dir_result_t *dirp;
- client->opendir(a, &dirp, perms);
- if (dirp) open_dirs[b] = dirp;
- } else if (strcmp(op, "closedir") == 0) {
- int64_t a = t.get_int();
- client->closedir(open_dirs[a]);
- open_dirs.erase(a);
- } else if (strcmp(op, "open") == 0) {
- const char *a = t.get_string(buf, p);
- int64_t b = t.get_int();
- int64_t c = t.get_int();
- int64_t d = t.get_int();
- int64_t fd = client->open(a, b, perms, c);
- if (fd > 0) open_files[d] = fd;
- } else if (strcmp(op, "oldopen") == 0) {
- const char *a = t.get_string(buf, p);
- int64_t b = t.get_int();
- int64_t d = t.get_int();
- int64_t fd = client->open(a, b, perms, 0755);
- if (fd > 0) open_files[d] = fd;
- } else if (strcmp(op, "close") == 0) {
- int64_t id = t.get_int();
- int64_t fh = open_files[id];
- if (fh > 0) client->close(fh);
- open_files.erase(id);
- } else if (strcmp(op, "lseek") == 0) {
- int64_t f = t.get_int();
- int fd = open_files[f];
- int64_t off = t.get_int();
- int64_t whence = t.get_int();
- client->lseek(fd, off, whence);
- } else if (strcmp(op, "read") == 0) {
- int64_t f = t.get_int();
- int64_t size = t.get_int();
- int64_t off = t.get_int();
- int64_t fd = open_files[f];
- if (!metadata_only) {
- char *b = new char[size];
- client->read(fd, b, size, off);
- delete[] b;
- }
- } else if (strcmp(op, "write") == 0) {
- int64_t f = t.get_int();
- int64_t fd = open_files[f];
- int64_t size = t.get_int();
- int64_t off = t.get_int();
- if (!metadata_only) {
- char *b = new char[size];
- memset(b, 1, size); // let's write 1's!
- client->write(fd, b, size, off);
- delete[] b;
- } else {
- client->write(fd, NULL, 0, size+off);
- }
- } else if (strcmp(op, "truncate") == 0) {
- const char *a = t.get_string(buf, p);
- int64_t l = t.get_int();
- client->truncate(a, l, perms);
- } else if (strcmp(op, "ftruncate") == 0) {
- int64_t f = t.get_int();
- int fd = open_files[f];
- int64_t l = t.get_int();
- client->ftruncate(fd, l, perms);
- } else if (strcmp(op, "fsync") == 0) {
- int64_t f = t.get_int();
- int64_t b = t.get_int();
- int fd = open_files[f];
- client->fsync(fd, b);
- } else if (strcmp(op, "chdir") == 0) {
- const char *a = t.get_string(buf, p);
- // Client users should remember their path, but since this
- // is just a synthetic client we ignore it.
- std::string ignore;
- client->chdir(a, ignore, perms);
- } else if (strcmp(op, "statfs") == 0) {
- struct statvfs stbuf;
- client->statfs("/", &stbuf, perms);
- }
-
- // low level ops ---------------------
- else if (strcmp(op, "ll_lookup") == 0) {
- int64_t i = t.get_int();
- const char *name = t.get_string(buf, p);
- int64_t r = t.get_int();
- struct ceph_statx stx;
- if (ll_inos.count(i)) {
- i1 = client->ll_get_inode(vinodeno_t(ll_inos[i],CEPH_NOSNAP));
- if (client->ll_lookupx(i1, name, &i2, &stx, CEPH_STATX_INO, 0, perms) == 0)
- ll_inos[r] = stx.stx_ino;
- client->ll_put(i1);
- }
- } else if (strcmp(op, "ll_forget") == 0) {
- int64_t i = t.get_int();
- int64_t n = t.get_int();
- if (ll_inos.count(i) &&
- client->ll_forget(
- client->ll_get_inode(vinodeno_t(ll_inos[i],CEPH_NOSNAP)), n))
- ll_inos.erase(i);
- } else if (strcmp(op, "ll_getattr") == 0) {
- int64_t i = t.get_int();
- struct stat attr;
- if (ll_inos.count(i)) {
- i1 = client->ll_get_inode(vinodeno_t(ll_inos[i],CEPH_NOSNAP));
- client->ll_getattr(i1, &attr, perms);
- client->ll_put(i1);
- }
- } else if (strcmp(op, "ll_setattr") == 0) {
- int64_t i = t.get_int();
- struct stat attr;
- memset(&attr, 0, sizeof(attr));
- attr.st_mode = t.get_int();
- attr.st_uid = t.get_int();
- attr.st_gid = t.get_int();
- attr.st_size = t.get_int();
- attr.st_mtime = t.get_int();
- attr.st_atime = t.get_int();
- int mask = t.get_int();
- if (ll_inos.count(i)) {
- i1 = client->ll_get_inode(vinodeno_t(ll_inos[i],CEPH_NOSNAP));
- client->ll_setattr(i1, &attr, mask, perms);
- client->ll_put(i1);
- }
- } else if (strcmp(op, "ll_readlink") == 0) {
- int64_t i = t.get_int();
- if (ll_inos.count(i)) {
- char buf[PATH_MAX];
- i1 = client->ll_get_inode(vinodeno_t(ll_inos[i],CEPH_NOSNAP));
- client->ll_readlink(i1, buf, sizeof(buf), perms);
- client->ll_put(i1);
- }
- } else if (strcmp(op, "ll_mknod") == 0) {
- int64_t i = t.get_int();
- const char *n = t.get_string(buf, p);
- int m = t.get_int();
- int r = t.get_int();
- int64_t ri = t.get_int();
- struct stat attr;
- if (ll_inos.count(i)) {
- i1 = client->ll_get_inode(vinodeno_t(ll_inos[i],CEPH_NOSNAP));
- if (client->ll_mknod(i1, n, m, r, &attr, &i2, perms) == 0)
- ll_inos[ri] = attr.st_ino;
- client->ll_put(i1);
- }
- } else if (strcmp(op, "ll_mkdir") == 0) {
- int64_t i = t.get_int();
- const char *n = t.get_string(buf, p);
- int m = t.get_int();
- int64_t ri = t.get_int();
- struct stat attr;
- if (ll_inos.count(i)) {
- i1 = client->ll_get_inode(vinodeno_t(ll_inos[i],CEPH_NOSNAP));
- if (client->ll_mkdir(i1, n, m, &attr, &i2, perms) == 0)
- ll_inos[ri] = attr.st_ino;
- client->ll_put(i1);
- }
- } else if (strcmp(op, "ll_symlink") == 0) {
- int64_t i = t.get_int();
- const char *n = t.get_string(buf, p);
- const char *v = t.get_string(buf2, p);
- int64_t ri = t.get_int();
- struct stat attr;
- if (ll_inos.count(i)) {
- i1 = client->ll_get_inode(vinodeno_t(ll_inos[i],CEPH_NOSNAP));
- if (client->ll_symlink(i1, n, v, &attr, &i2, perms) == 0)
- ll_inos[ri] = attr.st_ino;
- client->ll_put(i1);
- }
- } else if (strcmp(op, "ll_unlink") == 0) {
- int64_t i = t.get_int();
- const char *n = t.get_string(buf, p);
- if (ll_inos.count(i)) {
- i1 = client->ll_get_inode(vinodeno_t(ll_inos[i],CEPH_NOSNAP));
- client->ll_unlink(i1, n, perms);
- client->ll_put(i1);
- }
- } else if (strcmp(op, "ll_rmdir") == 0) {
- int64_t i = t.get_int();
- const char *n = t.get_string(buf, p);
- if (ll_inos.count(i)) {
- i1 = client->ll_get_inode(vinodeno_t(ll_inos[i],CEPH_NOSNAP));
- client->ll_rmdir(i1, n, perms);
- client->ll_put(i1);
- }
- } else if (strcmp(op, "ll_rename") == 0) {
- int64_t i = t.get_int();
- const char *n = t.get_string(buf, p);
- int64_t ni = t.get_int();
- const char *nn = t.get_string(buf2, p);
- if (ll_inos.count(i) &&
- ll_inos.count(ni)) {
- i1 = client->ll_get_inode(vinodeno_t(ll_inos[i],CEPH_NOSNAP));
- i2 = client->ll_get_inode(vinodeno_t(ll_inos[ni],CEPH_NOSNAP));
- client->ll_rename(i1, n, i2, nn, perms);
- client->ll_put(i1);
- client->ll_put(i2);
- }
- } else if (strcmp(op, "ll_link") == 0) {
- int64_t i = t.get_int();
- int64_t ni = t.get_int();
- const char *nn = t.get_string(buf, p);
- if (ll_inos.count(i) &&
- ll_inos.count(ni)) {
- i1 = client->ll_get_inode(vinodeno_t(ll_inos[i],CEPH_NOSNAP));
- i2 = client->ll_get_inode(vinodeno_t(ll_inos[ni],CEPH_NOSNAP));
- client->ll_link(i1, i2, nn, perms);
- client->ll_put(i1);
- client->ll_put(i2);
- }
- } else if (strcmp(op, "ll_opendir") == 0) {
- int64_t i = t.get_int();
- int64_t r = t.get_int();
- dir_result_t *dirp;
- if (ll_inos.count(i)) {
- i1 = client->ll_get_inode(vinodeno_t(ll_inos[i],CEPH_NOSNAP));
- if (client->ll_opendir(i1, O_RDONLY, &dirp, perms) == 0)
- ll_dirs[r] = dirp;
- client->ll_put(i1);
- }
- } else if (strcmp(op, "ll_releasedir") == 0) {
- int64_t f = t.get_int();
- if (ll_dirs.count(f)) {
- client->ll_releasedir(ll_dirs[f]);
- ll_dirs.erase(f);
- }
- } else if (strcmp(op, "ll_open") == 0) {
- int64_t i = t.get_int();
- int64_t f = t.get_int();
- int64_t r = t.get_int();
- Fh *fhp;
- if (ll_inos.count(i)) {
- i1 = client->ll_get_inode(vinodeno_t(ll_inos[i],CEPH_NOSNAP));
- if (client->ll_open(i1, f, &fhp, perms) == 0)
- ll_files[r] = fhp;
- client->ll_put(i1);
- }
- } else if (strcmp(op, "ll_create") == 0) {
- int64_t i = t.get_int();
- const char *n = t.get_string(buf, p);
- int64_t m = t.get_int();
- int64_t f = t.get_int();
- int64_t r = t.get_int();
- int64_t ri = t.get_int();
- struct stat attr;
- if (ll_inos.count(i)) {
- Fh *fhp;
- i1 = client->ll_get_inode(vinodeno_t(ll_inos[i],CEPH_NOSNAP));
- if (client->ll_create(i1, n, m, f, &attr, NULL, &fhp, perms) == 0) {
- ll_inos[ri] = attr.st_ino;
- ll_files[r] = fhp;
- }
- client->ll_put(i1);
- }
- } else if (strcmp(op, "ll_read") == 0) {
- int64_t f = t.get_int();
- int64_t off = t.get_int();
- int64_t size = t.get_int();
- if (ll_files.count(f) &&
- !metadata_only) {
- bufferlist bl;
- client->ll_read(ll_files[f], off, size, &bl);
- }
- } else if (strcmp(op, "ll_write") == 0) {
- int64_t f = t.get_int();
- int64_t off = t.get_int();
- int64_t size = t.get_int();
- if (ll_files.count(f)) {
- if (!metadata_only) {
- bufferlist bl;
- bufferptr bp(size);
- bl.push_back(bp);
- bp.zero();
- client->ll_write(ll_files[f], off, size, bl.c_str());
- } else {
- client->ll_write(ll_files[f], off+size, 0, NULL);
- }
- }
- } else if (strcmp(op, "ll_flush") == 0) {
- int64_t f = t.get_int();
- if (!metadata_only &&
- ll_files.count(f))
- client->ll_flush(ll_files[f]);
- } else if (strcmp(op, "ll_fsync") == 0) {
- int64_t f = t.get_int();
- if (!metadata_only &&
- ll_files.count(f))
- client->ll_fsync(ll_files[f], false); // FIXME dataonly param
- } else if (strcmp(op, "ll_release") == 0) {
- int64_t f = t.get_int();
- if (ll_files.count(f)) {
- client->ll_release(ll_files[f]);
- ll_files.erase(f);
- }
- } else if (strcmp(op, "ll_statfs") == 0) {
- int64_t i = t.get_int();
- if (ll_inos.count(i))
- {} //client->ll_statfs(vinodeno_t(ll_inos[i],CEPH_NOSNAP), perms);
- }
-
-
- // object-level traces
-
- else if (strcmp(op, "o_stat") == 0) {
- int64_t oh = t.get_int();
- int64_t ol = t.get_int();
- object_t oid = file_object_t(oh, ol);
- lock.Lock();
- object_locator_t oloc(SYNCLIENT_FIRST_POOL);
- uint64_t size;
- ceph::real_time mtime;
- client->objecter->stat(oid, oloc, CEPH_NOSNAP, &size, &mtime, 0,
- new C_SafeCond(&lock, &cond, &ack));
- while (!ack) cond.Wait(lock);
- lock.Unlock();
- }
- else if (strcmp(op, "o_read") == 0) {
- int64_t oh = t.get_int();
- int64_t ol = t.get_int();
- int64_t off = t.get_int();
- int64_t len = t.get_int();
- object_t oid = file_object_t(oh, ol);
- object_locator_t oloc(SYNCLIENT_FIRST_POOL);
- lock.Lock();
- bufferlist bl;
- client->objecter->read(oid, oloc, off, len, CEPH_NOSNAP, &bl, 0,
- new C_SafeCond(&lock, &cond, &ack));
- while (!ack) cond.Wait(lock);
- lock.Unlock();
- }
- else if (strcmp(op, "o_write") == 0) {
- int64_t oh = t.get_int();
- int64_t ol = t.get_int();
- int64_t off = t.get_int();
- int64_t len = t.get_int();
- object_t oid = file_object_t(oh, ol);
- object_locator_t oloc(SYNCLIENT_FIRST_POOL);
- lock.Lock();
- bufferptr bp(len);
- bufferlist bl;
- bl.push_back(bp);
- SnapContext snapc;
- client->objecter->write(oid, oloc, off, len, snapc, bl,
- ceph::real_clock::now(), 0,
- new C_SafeCond(&lock, &cond, &ack));
- while (!ack) cond.Wait(lock);
- lock.Unlock();
- }
- else if (strcmp(op, "o_zero") == 0) {
- int64_t oh = t.get_int();
- int64_t ol = t.get_int();
- int64_t off = t.get_int();
- int64_t len = t.get_int();
- object_t oid = file_object_t(oh, ol);
- object_locator_t oloc(SYNCLIENT_FIRST_POOL);
- lock.Lock();
- SnapContext snapc;
- client->objecter->zero(oid, oloc, off, len, snapc,
- ceph::real_clock::now(), 0,
- new C_SafeCond(&lock, &cond, &ack));
- while (!ack) cond.Wait(lock);
- lock.Unlock();
- }
-
-
- else {
- dout(0) << (t.get_line()-1) << ": *** trace hit unrecognized symbol '" << op << "' " << dendl;
- ceph_abort();
- }
- }
-
- dout(10) << "trace finished on line " << t.get_line() << dendl;
-
- // close open files
- for (ceph::unordered_map<int64_t, int64_t>::iterator fi = open_files.begin();
- fi != open_files.end();
- ++fi) {
- dout(1) << "leftover close " << fi->second << dendl;
- if (fi->second > 0) client->close(fi->second);
- }
- for (ceph::unordered_map<int64_t, dir_result_t*>::iterator fi = open_dirs.begin();
- fi != open_dirs.end();
- ++fi) {
- dout(1) << "leftover closedir " << fi->second << dendl;
- if (fi->second != 0) client->closedir(fi->second);
- }
- for (ceph::unordered_map<int64_t,Fh*>::iterator fi = ll_files.begin();
- fi != ll_files.end();
- ++fi) {
- dout(1) << "leftover ll_release " << fi->second << dendl;
- if (fi->second) client->ll_release(fi->second);
- }
- for (ceph::unordered_map<int64_t,dir_result_t*>::iterator fi = ll_dirs.begin();
- fi != ll_dirs.end();
- ++fi) {
- dout(1) << "leftover ll_releasedir " << fi->second << dendl;
- if (fi->second) client->ll_releasedir(fi->second);
- }
-
- return 0;
-}
-
-
-
-int SyntheticClient::clean_dir(string& basedir)
-{
- // read dir
- list<string> contents;
- UserPerm perms = client->pick_my_perms();
- int r = client->getdir(basedir.c_str(), contents, perms);
- if (r < 0) {
- dout(1) << "getdir on " << basedir << " returns " << r << dendl;
- return r;
- }
-
- for (list<string>::iterator it = contents.begin();
- it != contents.end();
- ++it) {
- if (*it == ".") continue;
- if (*it == "..") continue;
- string file = basedir + "/" + *it;
-
- if (time_to_stop()) break;
-
- struct stat st;
- int r = client->lstat(file.c_str(), &st, perms);
- if (r < 0) {
- dout(1) << "stat error on " << file << " r=" << r << dendl;
- continue;
- }
-
- if ((st.st_mode & S_IFMT) == S_IFDIR) {
- clean_dir(file);
- client->rmdir(file.c_str(), perms);
- } else {
- client->unlink(file.c_str(), perms);
- }
- }
-
- return 0;
-
-}
-
-
-int SyntheticClient::full_walk(string& basedir)
-{
- if (time_to_stop()) return -1;
-
- list<string> dirq;
- list<frag_info_t> statq;
- dirq.push_back(basedir);
- frag_info_t empty;
- memset(&empty, 0, sizeof(empty));
- statq.push_back(empty);
-
- ceph::unordered_map<inodeno_t, int> nlink;
- ceph::unordered_map<inodeno_t, int> nlink_seen;
-
- UserPerm perms = client->pick_my_perms();
- while (!dirq.empty()) {
- string dir = dirq.front();
- frag_info_t expect = statq.front();
- dirq.pop_front();
- statq.pop_front();
-
- frag_info_t actual = empty;
-
- // read dir
- list<string> contents;
- int r = client->getdir(dir.c_str(), contents, perms);
- if (r < 0) {
- dout(1) << "getdir on " << dir << " returns " << r << dendl;
- continue;
- }
-
- for (list<string>::iterator it = contents.begin();
- it != contents.end();
- ++it) {
- if (*it == "." ||
- *it == "..")
- continue;
- string file = dir + "/" + *it;
-
- struct stat st;
- frag_info_t dirstat;
- int r = client->lstat(file.c_str(), &st, perms, &dirstat);
- if (r < 0) {
- dout(1) << "stat error on " << file << " r=" << r << dendl;
- continue;
- }
-
- nlink_seen[st.st_ino]++;
- nlink[st.st_ino] = st.st_nlink;
-
- if (S_ISDIR(st.st_mode))
- actual.nsubdirs++;
- else
- actual.nfiles++;
-
- // print
- char *tm = ctime(&st.st_mtime);
- tm[strlen(tm)-1] = 0;
- printf("%llx %c%c%c%c%c%c%c%c%c%c %2d %5d %5d %8llu %12s %s\n",
- (long long)st.st_ino,
- S_ISDIR(st.st_mode) ? 'd':'-',
- (st.st_mode & 0400) ? 'r':'-',
- (st.st_mode & 0200) ? 'w':'-',
- (st.st_mode & 0100) ? 'x':'-',
- (st.st_mode & 040) ? 'r':'-',
- (st.st_mode & 020) ? 'w':'-',
- (st.st_mode & 010) ? 'x':'-',
- (st.st_mode & 04) ? 'r':'-',
- (st.st_mode & 02) ? 'w':'-',
- (st.st_mode & 01) ? 'x':'-',
- (int)st.st_nlink,
- (int)st.st_uid, (int)st.st_gid,
- (long long unsigned)st.st_size,
- tm,
- file.c_str());
-
-
- if ((st.st_mode & S_IFMT) == S_IFDIR) {
- dirq.push_back(file);
- statq.push_back(dirstat);
- }
- }
-
- if (dir != "" &&
- (actual.nsubdirs != expect.nsubdirs ||
- actual.nfiles != expect.nfiles)) {
- dout(0) << dir << ": expected " << expect << dendl;
- dout(0) << dir << ": got " << actual << dendl;
- }
- }
-
- for (ceph::unordered_map<inodeno_t,int>::iterator p = nlink.begin(); p != nlink.end(); ++p) {
- if (nlink_seen[p->first] != p->second)
- dout(0) << p->first << " nlink " << p->second << " != " << nlink_seen[p->first] << "seen" << dendl;
- }
-
- return 0;
-}
-
-
-
-int SyntheticClient::dump_placement(string& fn) {
-
- UserPerm perms = client->pick_my_perms();
-
- // open file
- int fd = client->open(fn.c_str(), O_RDONLY, perms);
- dout(5) << "reading from " << fn << " fd " << fd << dendl;
- if (fd < 0) return fd;
-
-
- // How big is it?
- struct stat stbuf;
- int lstat_result = client->lstat(fn.c_str(), &stbuf, perms);
- if (lstat_result < 0) {
- dout(0) << "lstat error for file " << fn << dendl;
- client->close(fd);
- return lstat_result;
- }
-
- off_t filesize = stbuf.st_size;
-
- // grab the placement info
- vector<ObjectExtent> extents;
- off_t offset = 0;
- client->enumerate_layout(fd, extents, filesize, offset);
- client->close(fd);
-
-
- // run through all the object extents
- dout(0) << "file size is " << filesize << dendl;
- dout(0) << "(osd, start, length) tuples for file " << fn << dendl;
- for (const auto& x : extents) {
- int osd = client->objecter->with_osdmap([&](const OSDMap& o) {
- return o.get_pg_acting_primary(o.object_locator_to_pg(x.oid, x.oloc));
- });
-
- // run through all the buffer extents
- for (const auto& be : x.buffer_extents)
- dout(0) << "OSD " << osd << ", offset " << be.first
- << ", length " << be.second << dendl;
- }
- return 0;
-}
-
-
-
-int SyntheticClient::make_dirs(const char *basedir, int dirs, int files, int depth)
-{
- if (time_to_stop()) return 0;
-
- UserPerm perms = client->pick_my_perms();
- // make sure base dir exists
- int r = client->mkdir(basedir, 0755, perms);
- if (r != 0) {
- dout(1) << "can't make base dir? " << basedir << dendl;
- //return -1;
- }
-
- // children
- char d[500];
- dout(3) << "make_dirs " << basedir << " dirs " << dirs << " files " << files << " depth " << depth << dendl;
- for (int i=0; i<files; i++) {
- snprintf(d, sizeof(d), "%s/file.%d", basedir, i);
- client->mknod(d, 0644, perms);
- }
-
- if (depth == 0) return 0;
-
- for (int i=0; i<dirs; i++) {
- snprintf(d, sizeof(d), "%s/dir.%d", basedir, i);
- make_dirs(d, dirs, files, depth-1);
- }
-
- return 0;
-}
-
-int SyntheticClient::stat_dirs(const char *basedir, int dirs, int files, int depth)
-{
- if (time_to_stop()) return 0;
-
- UserPerm perms = client->pick_my_perms();
-
- // make sure base dir exists
- struct stat st;
- int r = client->lstat(basedir, &st, perms);
- if (r != 0) {
- dout(1) << "can't make base dir? " << basedir << dendl;
- return -1;
- }
-
- // children
- char d[500];
- dout(3) << "stat_dirs " << basedir << " dirs " << dirs << " files " << files << " depth " << depth << dendl;
- for (int i=0; i<files; i++) {
- snprintf(d, sizeof(d), "%s/file.%d", basedir, i);
- client->lstat(d, &st, perms);
- }
-
- if (depth == 0) return 0;
-
- for (int i=0; i<dirs; i++) {
- snprintf(d, sizeof(d), "%s/dir.%d", basedir, i);
- stat_dirs(d, dirs, files, depth-1);
- }
-
- return 0;
-}
-int SyntheticClient::read_dirs(const char *basedir, int dirs, int files, int depth)
-{
- if (time_to_stop()) return 0;
-
- struct stat st;
-
- // children
- char d[500];
- dout(3) << "read_dirs " << basedir << " dirs " << dirs << " files " << files << " depth " << depth << dendl;
-
- list<string> contents;
- UserPerm perms = client->pick_my_perms();
- utime_t s = ceph_clock_now();
- int r = client->getdir(basedir, contents, perms);
- utime_t e = ceph_clock_now();
- e -= s;
- if (r < 0) {
- dout(0) << "getdir couldn't readdir " << basedir << ", stopping" << dendl;
- return -1;
- }
-
- for (int i=0; i<files; i++) {
- snprintf(d, sizeof(d), "%s/file.%d", basedir, i);
- utime_t s = ceph_clock_now();
- if (client->lstat(d, &st, perms) < 0) {
- dout(2) << "read_dirs failed stat on " << d << ", stopping" << dendl;
- return -1;
- }
- utime_t e = ceph_clock_now();
- e -= s;
- }
-
- if (depth > 0)
- for (int i=0; i<dirs; i++) {
- snprintf(d, sizeof(d), "%s/dir.%d", basedir, i);
- if (read_dirs(d, dirs, files, depth-1) < 0) return -1;
- }
-
- return 0;
-}
-
-
-int SyntheticClient::make_files(int num, int count, int priv, bool more)
-{
- int whoami = client->get_nodeid().v;
- char d[255];
- UserPerm perms = client->pick_my_perms();
-
- if (priv) {
- for (int c=0; c<count; c++) {
- snprintf(d, sizeof(d), "dir.%d.run%d", whoami, c);
- client->mkdir(d, 0755, perms);
- }
- } else {
- // shared
- if (true || whoami == 0) {
- for (int c=0; c<count; c++) {
- snprintf(d, sizeof(d), "dir.%d.run%d", 0, c);
- client->mkdir(d, 0755, perms);
- }
- } else {
- sleep(2);
- }
- }
-
- // files
- struct stat st;
- utime_t start = ceph_clock_now();
- for (int c=0; c<count; c++) {
- for (int n=0; n<num; n++) {
- snprintf(d, sizeof(d), "dir.%d.run%d/file.client%d.%d", priv ? whoami:0, c, whoami, n);
-
- client->mknod(d, 0644, perms);
-
- if (more) {
- client->lstat(d, &st, perms);
- int fd = client->open(d, O_RDONLY, perms);
- client->unlink(d, perms);
- client->close(fd);
- }
-
- if (time_to_stop()) return 0;
- }
- }
- utime_t end = ceph_clock_now();
- end -= start;
- dout(0) << "makefiles time is " << end << " or " << ((double)end / (double)num) <<" per file" << dendl;
-
- return 0;
-}
-
-int SyntheticClient::link_test()
-{
- char d[255];
- char e[255];
-
- UserPerm perms = client->pick_my_perms();
-
- // create files
- int num = 200;
-
- client->mkdir("orig", 0755, perms);
- client->mkdir("copy", 0755, perms);
-
- utime_t start = ceph_clock_now();
- for (int i=0; i<num; i++) {
- snprintf(d, sizeof(d), "orig/file.%d", i);
- client->mknod(d, 0755, perms);
- }
- utime_t end = ceph_clock_now();
- end -= start;
-
- dout(0) << "orig " << end << dendl;
-
- // link
- start = ceph_clock_now();
- for (int i=0; i<num; i++) {
- snprintf(d, sizeof(d), "orig/file.%d", i);
- snprintf(e, sizeof(e), "copy/file.%d", i);
- client->link(d, e, perms);
- }
- end = ceph_clock_now();
- end -= start;
- dout(0) << "copy " << end << dendl;
-
- return 0;
-}
-
-
-int SyntheticClient::create_shared(int num)
-{
- // files
- UserPerm perms = client->pick_my_perms();
- char d[255];
- client->mkdir("test", 0755, perms);
- for (int n=0; n<num; n++) {
- snprintf(d, sizeof(d), "test/file.%d", n);
- client->mknod(d, 0644, perms);
- }
-
- return 0;
-}
-
-int SyntheticClient::open_shared(int num, int count)
-{
- // files
- char d[255];
- UserPerm perms = client->pick_my_perms();
- for (int c=0; c<count; c++) {
- // open
- list<int> fds;
- for (int n=0; n<num; n++) {
- snprintf(d, sizeof(d), "test/file.%d", n);
- int fd = client->open(d, O_RDONLY, perms);
- if (fd > 0) fds.push_back(fd);
- }
-
- if (false && client->get_nodeid() == 0)
- for (int n=0; n<num; n++) {
- snprintf(d, sizeof(d), "test/file.%d", n);
- client->unlink(d, perms);
- }
-
- while (!fds.empty()) {
- int fd = fds.front();
- fds.pop_front();
- client->close(fd);
- }
- }
-
- return 0;
-}
-
-
-// Hits OSD 0 with writes to various files with OSD 0 as the primary.
-int SyntheticClient::overload_osd_0(int n, int size, int wrsize) {
- UserPerm perms = client->pick_my_perms();
- // collect a bunch of files starting on OSD 0
- int left = n;
- int tried = 0;
- while (left < 0) {
-
-
- // pull open a file
- dout(0) << "in OSD overload" << dendl;
- string filename = get_sarg(tried);
- dout(1) << "OSD Overload workload: trying file " << filename << dendl;
- int fd = client->open(filename.c_str(), O_RDWR|O_CREAT, perms);
- ++tried;
-
- // only use the file if its first primary is OSD 0
- int primary_osd = check_first_primary(fd);
- if (primary_osd != 0) {
- client->close(fd);
- dout(1) << "OSD Overload workload: SKIPPING file " << filename <<
- " with OSD " << primary_osd << " as first primary. " << dendl;
- continue;
- }
- dout(1) << "OSD Overload workload: USING file " << filename <<
- " with OSD 0 as first primary. " << dendl;
-
-
- --left;
- // do whatever operation we want to do on the file. How about a write?
- write_fd(fd, size, wrsize);
- }
- return 0;
-}
-
-
-// See what the primary is for the first object in this file.
-int SyntheticClient::check_first_primary(int fh)
-{
- vector<ObjectExtent> extents;
- client->enumerate_layout(fh, extents, 1, 0);
- return client->objecter->with_osdmap([&](const OSDMap& o) {
- return o.get_pg_acting_primary(
- o.object_locator_to_pg(extents.begin()->oid, extents.begin()->oloc));
- });
-}
-
-int SyntheticClient::rm_file(string& fn)
-{
- UserPerm perms = client->pick_my_perms();
- return client->unlink(fn.c_str(), perms);
-}
-
-int SyntheticClient::write_file(string& fn, int size, loff_t wrsize) // size is in MB, wrsize in bytes
-{
- //uint64_t wrsize = 1024*256;
- char *buf = new char[wrsize+100]; // 1 MB
- memset(buf, 7, wrsize);
- int64_t chunks = (uint64_t)size * (uint64_t)(1024*1024) / (uint64_t)wrsize;
- UserPerm perms = client->pick_my_perms();
-
- int fd = client->open(fn.c_str(), O_RDWR|O_CREAT, perms);
- dout(5) << "writing to " << fn << " fd " << fd << dendl;
- if (fd < 0) {
- delete[] buf;
- return fd;
- }
-
- utime_t from = ceph_clock_now();
- utime_t start = from;
- uint64_t bytes = 0, total = 0;
-
-
- for (loff_t i=0; i<chunks; i++) {
- if (time_to_stop()) {
- dout(0) << "stopping" << dendl;
- break;
- }
- dout(2) << "writing block " << i << "/" << chunks << dendl;
-
- // fill buf with a 16 byte fingerprint
- // 64 bits : file offset
- // 64 bits : client id
- // = 128 bits (16 bytes)
- uint64_t *p = (uint64_t*)buf;
- while ((char*)p < buf + wrsize) {
- *p = (uint64_t)i*(uint64_t)wrsize + (uint64_t)((char*)p - buf);
- p++;
- *p = client->get_nodeid().v;
- p++;
- }
-
- client->write(fd, buf, wrsize, i*wrsize);
- bytes += wrsize;
- total += wrsize;
-
- utime_t now = ceph_clock_now();
- if (now - from >= 1.0) {
- double el = now - from;
- dout(0) << "write " << (bytes / el / 1048576.0) << " MB/sec" << dendl;
- from = now;
- bytes = 0;
- }
- }
-
- client->fsync(fd, true);
-
- utime_t stop = ceph_clock_now();
- double el = stop - start;
- dout(0) << "write total " << (total / el / 1048576.0) << " MB/sec ("
- << total << " bytes in " << el << " seconds)" << dendl;
-
- client->close(fd);
- delete[] buf;
-
- return 0;
-}
-
-int SyntheticClient::write_fd(int fd, int size, int wrsize) // size is in MB, wrsize in bytes
-{
- //uint64_t wrsize = 1024*256;
- char *buf = new char[wrsize+100]; // 1 MB
- memset(buf, 7, wrsize);
- uint64_t chunks = (uint64_t)size * (uint64_t)(1024*1024) / (uint64_t)wrsize;
-
- //dout(5) << "SyntheticClient::write_fd: writing to fd " << fd << dendl;
- if (fd < 0) {
- delete[] buf;
- return fd;
- }
-
- for (unsigned i=0; i<chunks; i++) {
- if (time_to_stop()) {
- dout(0) << "stopping" << dendl;
- break;
- }
- dout(2) << "writing block " << i << "/" << chunks << dendl;
-
- // fill buf with a 16 byte fingerprint
- // 64 bits : file offset
- // 64 bits : client id
- // = 128 bits (16 bytes)
- uint64_t *p = (uint64_t*)buf;
- while ((char*)p < buf + wrsize) {
- *p = (uint64_t)i*(uint64_t)wrsize + (uint64_t)((char*)p - buf);
- p++;
- *p = client->get_nodeid().v;
- p++;
- }
-
- client->write(fd, buf, wrsize, i*wrsize);
- }
- client->close(fd);
- delete[] buf;
-
- return 0;
-}
-
-
-int SyntheticClient::write_batch(int nfile, int size, int wrsize)
-{
- for (int i=0; i<nfile; i++) {
- string sarg1 = get_sarg(i);
- dout(0) << "Write file " << sarg1 << dendl;
- write_file(sarg1, size, wrsize);
- }
- return 0;
-}
-
-// size is in MB, wrsize in bytes
-int SyntheticClient::read_file(const std::string& fn, int size,
- int rdsize, bool ignoreprint)
-{
- char *buf = new char[rdsize];
- memset(buf, 1, rdsize);
- uint64_t chunks = (uint64_t)size * (uint64_t)(1024*1024) / (uint64_t)rdsize;
- UserPerm perms = client->pick_my_perms();
-
- int fd = client->open(fn.c_str(), O_RDONLY, perms);
- dout(5) << "reading from " << fn << " fd " << fd << dendl;
- if (fd < 0) {
- delete[] buf;
- return fd;
- }
-
- utime_t from = ceph_clock_now();
- utime_t start = from;
- uint64_t bytes = 0, total = 0;
-
- for (unsigned i=0; i<chunks; i++) {
- if (time_to_stop()) break;
- dout(2) << "reading block " << i << "/" << chunks << dendl;
- int r = client->read(fd, buf, rdsize, i*rdsize);
- if (r < rdsize) {
- dout(1) << "read_file got r = " << r << ", probably end of file" << dendl;
- break;
- }
-
- bytes += rdsize;
- total += rdsize;
-
- utime_t now = ceph_clock_now();
- if (now - from >= 1.0) {
- double el = now - from;
- dout(0) << "read " << (bytes / el / 1048576.0) << " MB/sec" << dendl;
- from = now;
- bytes = 0;
- }
-
- // verify fingerprint
- int bad = 0;
- uint64_t *p = (uint64_t*)buf;
- while ((char*)p + 32 < buf + rdsize) {
- uint64_t readoff = *p;
- uint64_t wantoff = (uint64_t)i*(uint64_t)rdsize + (uint64_t)((char*)p - buf);
- p++;
- int64_t readclient = *p;
- p++;
- if (readoff != wantoff ||
- readclient != client->get_nodeid()) {
- if (!bad && !ignoreprint)
- dout(0) << "WARNING: wrong data from OSD, block says fileoffset=" << readoff << " client=" << readclient
- << ", should be offset " << wantoff << " client " << client->get_nodeid()
- << dendl;
- bad++;
- }
- }
- if (bad && !ignoreprint)
- dout(0) << " + " << (bad-1) << " other bad 16-byte bits in this block" << dendl;
- }
-
- utime_t stop = ceph_clock_now();
- double el = stop - start;
- dout(0) << "read total " << (total / el / 1048576.0) << " MB/sec ("
- << total << " bytes in " << el << " seconds)" << dendl;
-
- client->close(fd);
- delete[] buf;
-
- return 0;
-}
-
-
-
-
-class C_Ref : public Context {
- Mutex& lock;
- Cond& cond;
- int *ref;
-public:
- C_Ref(Mutex &l, Cond &c, int *r) : lock(l), cond(c), ref(r) {
- lock.Lock();
- (*ref)++;
- lock.Unlock();
- }
- void finish(int) override {
- lock.Lock();
- (*ref)--;
- cond.Signal();
- lock.Unlock();
- }
-};
-
-int SyntheticClient::create_objects(int nobj, int osize, int inflight)
-{
- // divy up
- int numc = num_client ? num_client : 1;
-
- int start, inc, end;
-
- if (1) {
- // strided
- start = client->get_nodeid().v; //nobjs % numc;
- inc = numc;
- end = start + nobj;
- } else {
- // segments
- start = nobj * client->get_nodeid().v / numc;
- inc = 1;
- end = nobj * (client->get_nodeid().v+1) / numc;
- }
-
- dout(5) << "create_objects " << nobj << " size=" << osize
- << " .. doing [" << start << "," << end << ") inc " << inc
- << dendl;
-
- bufferptr bp(osize);
- bp.zero();
- bufferlist bl;
- bl.push_back(bp);
-
- Mutex lock("create_objects lock");
- Cond cond;
-
- int unsafe = 0;
-
- list<utime_t> starts;
-
- for (int i=start; i<end; i += inc) {
- if (time_to_stop()) break;
-
- object_t oid = file_object_t(999, i);
- object_locator_t oloc(SYNCLIENT_FIRST_POOL);
- SnapContext snapc;
-
- if (i % inflight == 0) {
- dout(6) << "create_objects " << i << "/" << (nobj+1) << dendl;
- }
- dout(10) << "writing " << oid << dendl;
-
- starts.push_back(ceph_clock_now());
- client->client_lock.Lock();
- client->objecter->write(oid, oloc, 0, osize, snapc, bl,
- ceph::real_clock::now(), 0,
- new C_Ref(lock, cond, &unsafe));
- client->client_lock.Unlock();
-
- lock.Lock();
- while (unsafe > inflight) {
- dout(20) << "waiting for " << unsafe << " unsafe" << dendl;
- cond.Wait(lock);
- }
- lock.Unlock();
-
- utime_t lat = ceph_clock_now();
- lat -= starts.front();
- starts.pop_front();
- }
-
- lock.Lock();
- while (unsafe > 0) {
- dout(10) << "waiting for " << unsafe << " unsafe" << dendl;
- cond.Wait(lock);
- }
- lock.Unlock();
-
- dout(5) << "create_objects done" << dendl;
- return 0;
-}
-
-int SyntheticClient::object_rw(int nobj, int osize, int wrpc,
- int overlappc,
- double rskew, double wskew)
-{
- dout(5) << "object_rw " << nobj << " size=" << osize << " with "
- << wrpc << "% writes"
- << ", " << overlappc << "% overlap"
- << ", rskew = " << rskew
- << ", wskew = " << wskew
- << dendl;
-
- bufferptr bp(osize);
- bp.zero();
- bufferlist bl;
- bl.push_back(bp);
-
- // start with odd number > nobj
- rjhash<uint32_t> h;
- unsigned prime = nobj + 1; // this is the minimum!
- prime += h(nobj) % (3*nobj); // bump it up some
- prime |= 1; // make it odd
-
- while (true) {
- unsigned j;
- for (j=2; j*j<=prime; j++)
- if (prime % j == 0) break;
- if (j*j > prime) {
- break;
- //cout << "prime " << prime << endl;
- }
- prime += 2;
- }
-
- Mutex lock("lock");
- Cond cond;
-
- int unack = 0;
-
- while (1) {
- if (time_to_stop()) break;
-
- // read or write?
- bool write = (rand() % 100) < wrpc;
-
- // choose object
- double r = drand48(); // [0..1)
- long o;
- if (write) {
- o = (long)trunc(pow(r, wskew) * (double)nobj); // exponentially skew towards 0
- int pnoremap = (long)(r * 100.0);
- if (pnoremap >= overlappc)
- o = (o*prime) % nobj; // remap
- } else {
- o = (long)trunc(pow(r, rskew) * (double)nobj); // exponentially skew towards 0
- }
- object_t oid = file_object_t(999, o);
- object_locator_t oloc(SYNCLIENT_FIRST_POOL);
- SnapContext snapc;
-
- client->client_lock.Lock();
- utime_t start = ceph_clock_now();
- if (write) {
- dout(10) << "write to " << oid << dendl;
-
- ObjectOperation m;
- OSDOp op;
- op.op.op = CEPH_OSD_OP_WRITE;
- op.op.extent.offset = 0;
- op.op.extent.length = osize;
- op.indata = bl;
- m.ops.push_back(op);
- client->objecter->mutate(oid, oloc, m, snapc,
- ceph::real_clock::now(), 0,
- new C_Ref(lock, cond, &unack));
- } else {
- dout(10) << "read from " << oid << dendl;
- bufferlist inbl;
- client->objecter->read(oid, oloc, 0, osize, CEPH_NOSNAP, &inbl, 0,
- new C_Ref(lock, cond, &unack));
- }
- client->client_lock.Unlock();
-
- lock.Lock();
- while (unack > 0) {
- dout(20) << "waiting for " << unack << " unack" << dendl;
- cond.Wait(lock);
- }
- lock.Unlock();
-
- utime_t lat = ceph_clock_now();
- lat -= start;
- }
-
- return 0;
-}
-
-
-
-
-
-int SyntheticClient::read_random(string& fn, int size, int rdsize) // size is in MB, wrsize in bytes
-{
- UserPerm perms = client->pick_my_perms();
- uint64_t chunks = (uint64_t)size * (uint64_t)(1024*1024) / (uint64_t)rdsize;
- int fd = client->open(fn.c_str(), O_RDWR, perms);
- dout(5) << "reading from " << fn << " fd " << fd << dendl;
-
- if (fd < 0) return fd;
- int offset = 0;
- char * buf = NULL;
-
- for (unsigned i=0; i<2000; i++) {
- if (time_to_stop()) break;
-
- bool read=false;
-
- time_t seconds;
- time( &seconds);
- srand(seconds);
-
- // use rand instead ??
- double x = drand48();
-
- // cleanup before call 'new'
- if (buf != NULL) {
- delete[] buf;
- buf = NULL;
- }
- if (x < 0.5) {
- buf = new char[rdsize];
- memset(buf, 1, rdsize);
- read=true;
- } else {
- buf = new char[rdsize+100]; // 1 MB
- memset(buf, 7, rdsize);
- }
-
- if (read) {
- offset=(rand())%(chunks+1);
- dout(2) << "reading block " << offset << "/" << chunks << dendl;
-
- int r = client->read(fd, buf, rdsize, offset*rdsize);
- if (r < rdsize) {
- dout(1) << "read_file got r = " << r << ", probably end of file" << dendl;
- }
- } else {
- dout(2) << "writing block " << offset << "/" << chunks << dendl;
-
- // fill buf with a 16 byte fingerprint
- // 64 bits : file offset
- // 64 bits : client id
- // = 128 bits (16 bytes)
-
- offset=(rand())%(chunks+1);
- uint64_t *p = (uint64_t*)buf;
- while ((char*)p < buf + rdsize) {
- *p = offset*rdsize + (char*)p - buf;
- p++;
- *p = client->get_nodeid().v;
- p++;
- }
-
- client->write(fd, buf, rdsize,
- offset*rdsize);
- }
-
- // verify fingerprint
- if (read) {
- int bad = 0;
- int64_t *p = (int64_t*)buf;
- while ((char*)p + 32 < buf + rdsize) {
- int64_t readoff = *p;
- int64_t wantoff = offset*rdsize + (int64_t)((char*)p - buf);
- p++;
- int64_t readclient = *p;
- p++;
- if (readoff != wantoff || readclient != client->get_nodeid()) {
- if (!bad)
- dout(0) << "WARNING: wrong data from OSD, block says fileoffset=" << readoff << " client=" << readclient
- << ", should be offset " << wantoff << " client " << client->get_nodeid()
- << dendl;
- bad++;
- }
- }
- if (bad)
- dout(0) << " + " << (bad-1) << " other bad 16-byte bits in this block" << dendl;
- }
- }
-
- client->close(fd);
- delete[] buf;
-
- return 0;
-}
-
-int normdist(int min, int max, int stdev) /* specifies input values */
-{
- /* min: Minimum value; max: Maximum value; stdev: degree of deviation */
-
- //int min, max, stdev; {
- time_t seconds;
- time( &seconds);
- srand(seconds);
-
- int range, iterate, result;
- /* declare range, iterate and result as integers, to avoid the need for
- floating point math*/
-
- result = 0;
- /* ensure result is initialized to 0 */
-
- range = max -min;
- /* calculate range of possible values between the max and min values */
-
- iterate = range / stdev;
- /* this number of iterations ensures the proper shape of the resulting
- curve */
-
- stdev += 1; /* compensation for integer vs. floating point math */
- for (int c = iterate; c != 0; c--) /* loop through iterations */
- {
- // result += (uniform (1, 100) * stdev) / 100; /* calculate and
- result += ( (rand()%100 + 1) * stdev) / 100;
- // printf("result=%d\n", result );
- }
- printf("\n final result=%d\n", result );
- return result + min; /* send final result back */
-}
-
-int SyntheticClient::read_random_ex(string& fn, int size, int rdsize) // size is in MB, wrsize in bytes
-{
- uint64_t chunks = (uint64_t)size * (uint64_t)(1024*1024) / (uint64_t)rdsize;
- UserPerm perms = client->pick_my_perms();
- int fd = client->open(fn.c_str(), O_RDWR, perms);
- dout(5) << "reading from " << fn << " fd " << fd << dendl;
-
- if (fd < 0) return fd;
- int offset = 0;
- char * buf = NULL;
-
- for (unsigned i=0; i<2000; i++) {
- if (time_to_stop()) break;
-
- bool read=false;
-
- time_t seconds;
- time( &seconds);
- srand(seconds);
-
- // use rand instead ??
- double x = drand48();
-
- // cleanup before call 'new'
- if (buf != NULL) {
- delete[] buf;
- buf = NULL;
- }
- if (x < 0.5) {
- buf = new char[rdsize];
- memset(buf, 1, rdsize);
- read=true;
- } else {
- buf = new char[rdsize+100]; // 1 MB
- memset(buf, 7, rdsize);
- }
-
- if (read) {
- dout(2) << "reading block " << offset << "/" << chunks << dendl;
-
- int r = client->read(fd, buf, rdsize,
- offset*rdsize);
- if (r < rdsize) {
- dout(1) << "read_file got r = " << r << ", probably end of file" << dendl;
- }
- } else {
- dout(2) << "writing block " << offset << "/" << chunks << dendl;
-
- // fill buf with a 16 byte fingerprint
- // 64 bits : file offset
- // 64 bits : client id
- // = 128 bits (16 bytes)
-
- int count = rand()%10;
-
- for ( int j=0;j<count; j++ ) {
- offset=(rand())%(chunks+1);
- uint64_t *p = (uint64_t*)buf;
- while ((char*)p < buf + rdsize) {
- *p = offset*rdsize + (char*)p - buf;
- p++;
- *p = client->get_nodeid().v;
- p++;
- }
-
- client->write(fd, buf, rdsize, offset*rdsize);
- }
- }
-
- // verify fingerprint
- if (read) {
- int bad = 0;
- int64_t *p = (int64_t*)buf;
- while ((char*)p + 32 < buf + rdsize) {
- int64_t readoff = *p;
- int64_t wantoff = offset*rdsize + (int64_t)((char*)p - buf);
- p++;
- int64_t readclient = *p;
- p++;
- if (readoff != wantoff || readclient != client->get_nodeid()) {
- if (!bad)
- dout(0) << "WARNING: wrong data from OSD, block says fileoffset=" << readoff << " client=" << readclient
- << ", should be offset " << wantoff << " client " << client->get_nodeid()
- << dendl;
- bad++;
- }
- }
- if (bad)
- dout(0) << " + " << (bad-1) << " other bad 16-byte bits in this block" << dendl;
- }
- }
-
- client->close(fd);
- delete[] buf;
-
- return 0;
-}
-
-
-int SyntheticClient::random_walk(int num_req)
-{
- int left = num_req;
-
- //dout(1) << "random_walk() will do " << left << " ops" << dendl;
-
- init_op_dist(); // set up metadata op distribution
-
- UserPerm perms = client->pick_my_perms();
- while (left > 0) {
- left--;
-
- if (time_to_stop()) break;
-
- // ascend?
- if (cwd.depth() && !roll_die(::pow((double).9, (double)cwd.depth()))) {
- dout(DBL) << "die says up" << dendl;
- up();
- continue;
- }
-
- // descend?
- if (roll_die(::pow((double).9,(double)cwd.depth())) && !subdirs.empty()) {
- string s = get_random_subdir();
- cwd.push_dentry( s );
- dout(DBL) << "cd " << s << " -> " << cwd << dendl;
- clear_dir();
- continue;
- }
-
- int op = 0;
- filepath path;
-
- if (contents.empty() && roll_die(.3)) {
- if (did_readdir) {
- dout(DBL) << "empty dir, up" << dendl;
- up();
- } else
- op = CEPH_MDS_OP_READDIR;
- } else {
- op = op_dist.sample();
- }
- //dout(DBL) << "op is " << op << dendl;
-
- int r = 0;
-
- // do op
- if (op == CEPH_MDS_OP_UNLINK) {
- if (contents.empty())
- op = CEPH_MDS_OP_READDIR;
- else
- r = client->unlink(get_random_sub(), perms); // will fail on dirs
- }
-
- if (op == CEPH_MDS_OP_RENAME) {
- if (contents.empty())
- op = CEPH_MDS_OP_READDIR;
- else {
- r = client->rename(get_random_sub(), make_sub("ren"), perms);
- }
- }
-
- if (op == CEPH_MDS_OP_MKDIR) {
- r = client->mkdir(make_sub("mkdir"), 0755, perms);
- }
-
- if (op == CEPH_MDS_OP_RMDIR) {
- if (!subdirs.empty())
- r = client->rmdir(get_random_subdir(), perms);
- else
- r = client->rmdir(cwd.c_str(), perms); // will pbly fail
- }
-
- if (op == CEPH_MDS_OP_SYMLINK) {
- }
- /*
- if (op == CEPH_MDS_OP_CHMOD) {
- if (contents.empty())
- op = CEPH_MDS_OP_READDIR;
- else
- r = client->chmod(get_random_sub(), rand() & 0755, perms);
- }
-
- if (op == CEPH_MDS_OP_CHOWN) {
- if (contents.empty()) r = client->chown(cwd.c_str(), rand(), rand(), perms);
- else
- r = client->chown(get_random_sub(), rand(), rand(), perms);
- }
-
- if (op == CEPH_MDS_OP_UTIME) {
- struct utimbuf b;
- memset(&b, 1, sizeof(b));
- if (contents.empty())
- r = client->utime(cwd.c_str(), &b, perms);
- else
- r = client->utime(get_random_sub(), &b, perms);
- }
- */
- if (op == CEPH_MDS_OP_LINK) {
- }
-
- if (op == CEPH_MDS_OP_MKNOD) {
- r = client->mknod(make_sub("mknod"), 0644, perms);
- }
-
- if (op == CEPH_MDS_OP_OPEN) {
- if (contents.empty())
- op = CEPH_MDS_OP_READDIR;
- else {
- r = client->open(get_random_sub(), O_RDONLY, perms);
- if (r > 0) {
- assert(open_files.count(r) == 0);
- open_files.insert(r);
- }
- }
- }
-
- /*if (op == CEPH_MDS_OP_RELEASE) { // actually, close
- if (open_files.empty())
- op = CEPH_MDS_OP_STAT;
- else {
- int fh = get_random_fh();
- r = client->close( fh );
- if (r == 0) open_files.erase(fh);
- }
- }
- */
-
- if (op == CEPH_MDS_OP_GETATTR) {
- struct stat st;
- if (contents.empty()) {
- if (did_readdir) {
- if (roll_die(.1)) {
- dout(DBL) << "stat in empty dir, up" << dendl;
- up();
- } else {
- op = CEPH_MDS_OP_MKNOD;
- }
- } else
- op = CEPH_MDS_OP_READDIR;
- } else
- r = client->lstat(get_random_sub(), &st, perms);
- }
-
- if (op == CEPH_MDS_OP_READDIR) {
- clear_dir();
-
- list<string> c;
- r = client->getdir(cwd.c_str(), c, perms);
-
- for (list<string>::iterator it = c.begin();
- it != c.end();
- ++it) {
- //dout(DBL) << " got " << *it << dendl;
- ceph_abort();
- /*contents[*it] = it->second;
- if (it->second &&
- S_ISDIR(it->second->st_mode))
- subdirs.insert(*it);
- */
- }
-
- did_readdir = true;
- }
-
- // errors?
- if (r < 0) {
- // reevaluate cwd.
- //while (cwd.depth()) {
- //if (client->lookup(cwd)) break; // it's in the cache
-
- //dout(DBL) << "r = " << r << ", client doesn't have " << cwd << ", cd .." << dendl;
- dout(DBL) << "r = " << r << ", client may not have " << cwd << ", cd .." << dendl;
- up();
- //}
- }
- }
-
- // close files
- dout(DBL) << "closing files" << dendl;
- while (!open_files.empty()) {
- int fh = get_random_fh();
- int r = client->close( fh );
- if (r == 0) open_files.erase(fh);
- }
-
- dout(DBL) << "done" << dendl;
- return 0;
-}
-
-
-
-
-void SyntheticClient::make_dir_mess(const char *basedir, int n)
-{
- UserPerm perms = client->pick_my_perms();
- vector<string> dirs;
-
- dirs.push_back(basedir);
- dirs.push_back(basedir);
-
- client->mkdir(basedir, 0755, perms);
-
- // motivation:
- // P(dir) ~ subdirs_of(dir) + 2
- // from 5-year metadata workload paper in fast'07
-
- // create dirs
- for (int i=0; i<n; i++) {
- // pick a dir
- int k = rand() % dirs.size();
- string parent = dirs[k];
-
- // pick a name
- std::stringstream ss;
- ss << parent << "/" << i;
- string dir = ss.str();
-
- // update dirs
- dirs.push_back(parent);
- dirs.push_back(dir);
- dirs.push_back(dir);
-
- // do it
- client->mkdir(dir.c_str(), 0755, perms);
- }
-
-
-}
-
-
-
-void SyntheticClient::foo()
-{
- UserPerm perms = client->pick_my_perms();
-
- if (1) {
- // make 2 parallel dirs, link/unlink between them.
- char a[100], b[100];
- client->mkdir("/a", 0755, perms);
- client->mkdir("/b", 0755, perms);
- for (int i=0; i<10; i++) {
- snprintf(a, sizeof(a), "/a/%d", i);
- client->mknod(a, 0644, perms);
- }
- while (1) {
- for (int i=0; i<10; i++) {
- snprintf(a, sizeof(a), "/a/%d", i);
- snprintf(b, sizeof(b), "/b/%d", i);
- client->link(a, b, perms);
- }
- for (int i=0; i<10; i++) {
- snprintf(b, sizeof(b), "/b/%d", i);
- client->unlink(b, perms);
- }
- }
- return;
- }
- if (1) {
- // bug1.cpp
- const char *fn = "blah";
- char buffer[8192];
- client->unlink(fn, perms);
- int handle = client->open(fn, O_CREAT|O_RDWR, perms, S_IRWXU);
- assert(handle>=0);
- int r=client->write(handle,buffer,8192);
- assert(r>=0);
- r=client->close(handle);
- assert(r>=0);
-
- handle = client->open(fn, O_RDWR, perms); // open the same file, it must have some data already
- assert(handle>=0);
- r=client->read(handle,buffer,8192);
- assert(r==8192); // THIS ASSERTION FAILS with disabled cache
- r=client->close(handle);
- assert(r>=0);
-
- return;
- }
- if (1) {
- dout(0) << "first" << dendl;
- int fd = client->open("tester", O_WRONLY|O_CREAT, perms);
- client->write(fd, "hi there", 0, 8);
- client->close(fd);
- dout(0) << "sleep" << dendl;
- sleep(10);
- dout(0) << "again" << dendl;
- fd = client->open("tester", O_WRONLY|O_CREAT, perms);
- client->write(fd, "hi there", 0, 8);
- client->close(fd);
- return;
- }
- if (1) {
- // open some files
- srand(0);
- for (int i=0; i<20; i++) {
- int s = 5;
- int a = rand() % s;
- int b = rand() % s;
- int c = rand() % s;
- char src[80];
- snprintf(src, sizeof(src), "syn.0.0/dir.%d/dir.%d/file.%d", a, b, c);
- //int fd =
- client->open(src, O_RDONLY, perms);
- }
-
- return;
- }
-
- if (0) {
- // rename fun
- for (int i=0; i<100; i++) {
- int s = 5;
- int a = rand() % s;
- int b = rand() % s;
- int c = rand() % s;
- int d = rand() % s;
- int e = rand() % s;
- int f = rand() % s;
- char src[80];
- char dst[80];
- snprintf(src, sizeof(src), "syn.0.0/dir.%d/dir.%d/file.%d", a, b, c);
- snprintf(dst, sizeof(dst), "syn.0.0/dir.%d/dir.%d/file.%d", d, e, f);
- client->rename(src, dst, perms);
- }
- return;
- }
-
- if (1) {
- // link fun
- srand(0);
- for (int i=0; i<100; i++) {
- int s = 5;
- int a = rand() % s;
- int b = rand() % s;
- int c = rand() % s;
- int d = rand() % s;
- int e = rand() % s;
- int f = rand() % s;
- char src[80];
- char dst[80];
- snprintf(src, sizeof(src), "syn.0.0/dir.%d/dir.%d/file.%d", a, b, c);
- snprintf(dst, sizeof(dst), "syn.0.0/dir.%d/dir.%d/newlink.%d", d, e, f);
- client->link(src, dst, perms);
- }
- srand(0);
- for (int i=0; i<100; i++) {
- int s = 5;
- int a = rand() % s;
- int b = rand() % s;
- int c = rand() % s;
- int d = rand() % s;
- int e = rand() % s;
- int f = rand() % s;
- char src[80];
- char dst[80];
- snprintf(src, sizeof(src), "syn.0.0/dir.%d/dir.%d/file.%d", a, b, c);
- snprintf(dst, sizeof(dst), "syn.0.0/dir.%d/dir.%d/newlink.%d", d, e, f);
- client->unlink(dst, perms);
- }
-
-
- return;
- }
-
- // link fun
- client->mknod("one", 0755, perms);
- client->mknod("two", 0755, perms);
- client->link("one", "three", perms);
- client->mkdir("dir", 0755, perms);
- client->link("two", "/dir/twolink", perms);
- client->link("dir/twolink", "four", perms);
-
- // unlink fun
- client->mknod("a", 0644, perms);
- client->unlink("a", perms);
- client->mknod("b", 0644, perms);
- client->link("b", "c", perms);
- client->unlink("c", perms);
- client->mkdir("d", 0755, perms);
- client->unlink("d", perms);
- client->rmdir("d", perms);
-
- // rename fun
- client->mknod("p1", 0644, perms);
- client->mknod("p2", 0644, perms);
- client->rename("p1","p2", perms);
- client->mknod("p3", 0644, perms);
- client->rename("p3","p4", perms);
-
- // check dest dir ambiguity thing
- client->mkdir("dir1", 0755, perms);
- client->mkdir("dir2", 0755, perms);
- client->rename("p2", "dir1/p2", perms);
- client->rename("dir1/p2", "dir2/p2", perms);
- client->rename("dir2/p2", "/p2", perms);
-
- // check primary+remote link merging
- client->link("p2","p2.l", perms);
- client->link("p4","p4.l", perms);
- client->rename("p2.l", "p2", perms);
- client->rename("p4", "p4.l", perms);
-
- // check anchor updates
- client->mknod("dir1/a", 0644, perms);
- client->link("dir1/a", "da1", perms);
- client->link("dir1/a", "da2", perms);
- client->link("da2","da3", perms);
- client->rename("dir1/a", "dir2/a", perms);
- client->rename("dir2/a", "da2", perms);
- client->rename("da1", "da2", perms);
- client->rename("da2", "da3", perms);
-
- // check directory renames
- client->mkdir("dir3", 0755, perms);
- client->mknod("dir3/asdf", 0644, perms);
- client->mkdir("dir4", 0755, perms);
- client->mkdir("dir5", 0755, perms);
- client->mknod("dir5/asdf", 0644, perms);
- client->rename("dir3", "dir4", perms); // ok
- client->rename("dir4", "dir5", perms); // fail
-}
-
-int SyntheticClient::thrash_links(const char *basedir, int dirs, int files, int depth, int n)
-{
- dout(1) << "thrash_links " << basedir << " " << dirs << " " << files << " " << depth
- << " links " << n
- << dendl;
-
- if (time_to_stop()) return 0;
-
- UserPerm perms = client->pick_my_perms();
-
- srand(0);
- if (1) {
- bool renames = true; // thrash renames too?
- for (int k=0; k<n; k++) {
-
- if (renames && rand() % 10 == 0) {
- // rename some directories. whee!
- int dep = (rand() % depth) + 1;
- string src = basedir;
- {
- char t[80];
- for (int d=0; d<dep; d++) {
- int a = rand() % dirs;
- snprintf(t, sizeof(t), "/dir.%d", a);
- src += t;
- }
- }
- string dst = basedir;
- {
- char t[80];
- for (int d=0; d<dep; d++) {
- int a = rand() % dirs;
- snprintf(t, sizeof(t), "/dir.%d", a);
- dst += t;
- }
- }
-
- if (client->rename(dst.c_str(), "/tmp", perms) == 0) {
- client->rename(src.c_str(), dst.c_str(), perms);
- client->rename("/tmp", src.c_str(), perms);
- }
- continue;
- }
-
- // pick a dest dir
- string src = basedir;
- {
- char t[80];
- for (int d=0; d<depth; d++) {
- int a = rand() % dirs;
- snprintf(t, sizeof(t), "/dir.%d", a);
- src += t;
- }
- int a = rand() % files;
- snprintf(t, sizeof(t), "/file.%d", a);
- src += t;
- }
- string dst = basedir;
- {
- char t[80];
- for (int d=0; d<depth; d++) {
- int a = rand() % dirs;
- snprintf(t, sizeof(t), "/dir.%d", a);
- dst += t;
- }
- int a = rand() % files;
- snprintf(t, sizeof(t), "/file.%d", a);
- dst += t;
- }
-
- int o = rand() % 4;
- switch (o) {
- case 0:
- client->mknod(src.c_str(), 0755, perms);
- if (renames) client->rename(src.c_str(), dst.c_str(), perms);
- break;
- case 1:
- client->mknod(src.c_str(), 0755, perms);
- client->unlink(dst.c_str(), perms);
- client->link(src.c_str(), dst.c_str(), perms);
- break;
- case 2: client->unlink(src.c_str(), perms); break;
- case 3: client->unlink(dst.c_str(), perms); break;
- //case 4: client->mknod(src.c_str(), 0755, perms); break;
- //case 5: client->mknod(dst.c_str(), 0755, perms); break;
- }
- }
- return 0;
- }
-
- if (1) {
- // now link shit up
- for (int i=0; i<n; i++) {
- if (time_to_stop()) return 0;
-
- char f[20];
-
- // pick a file
- string file = basedir;
-
- if (depth) {
- int d = rand() % (depth+1);
- for (int k=0; k<d; k++) {
- snprintf(f, sizeof(f), "/dir.%d", rand() % dirs);
- file += f;
- }
- }
- snprintf(f, sizeof(f), "/file.%d", rand() % files);
- file += f;
-
- // pick a dir for our link
- string ln = basedir;
- if (depth) {
- int d = rand() % (depth+1);
- for (int k=0; k<d; k++) {
- snprintf(f, sizeof(f), "/dir.%d", rand() % dirs);
- ln += f;
- }
- }
- snprintf(f, sizeof(f), "/ln.%d", i);
- ln += f;
-
- client->link(file.c_str(), ln.c_str(), perms);
- }
- }
- return 0;
-}
-
-
-
-
-void SyntheticClient::import_find(const char *base, const char *find, bool data)
-{
- dout(1) << "import_find " << base << " from " << find << " data=" << data << dendl;
-
- /* use this to gather the static trace:
- *
- * find . -exec ls -dilsn --time-style=+%s \{\} \;
- * or if it's wafl,
- * find . -path ./.snapshot -prune -o -exec ls -dilsn --time-style=+%s \{\} \;
- *
- */
-
- UserPerm process_perms = client->pick_my_perms();
-
- if (base[0] != '-')
- client->mkdir(base, 0755, process_perms);
-
- ifstream f(find);
- assert(f.is_open());
-
- int dirnum = 0;
-
- while (!f.eof()) {
- uint64_t ino;
- int dunno, nlink;
- string modestring;
- int uid, gid;
- off_t size;
- time_t mtime;
- string filename;
- f >> ino;
- if (f.eof()) break;
- f >> dunno;
- f >> modestring;
- f >> nlink;
- f >> uid;
- f >> gid;
- f >> size;
- f >> mtime;
- f.seekg(1, ios::cur);
- getline(f, filename);
- UserPerm perms(uid, gid);
-
- // ignore "."
- if (filename == ".") continue;
-
- // remove leading ./
- assert(filename[0] == '.' && filename[1] == '/');
- filename = filename.substr(2);
-
- // new leading dir?
- int sp = filename.find("/");
- if (sp < 0) dirnum++;
-
- //dout(0) << "leading dir " << filename << " " << dirnum << dendl;
- if (dirnum % num_client != client->get_nodeid()) {
- dout(20) << "skipping leading dir " << dirnum << " " << filename << dendl;
- continue;
- }
-
- // parse the mode
- assert(modestring.length() == 10);
- mode_t mode = 0;
- switch (modestring[0]) {
- case 'd': mode |= S_IFDIR; break;
- case 'l': mode |= S_IFLNK; break;
- default:
- case '-': mode |= S_IFREG; break;
- }
- if (modestring[1] == 'r') mode |= 0400;
- if (modestring[2] == 'w') mode |= 0200;
- if (modestring[3] == 'x') mode |= 0100;
- if (modestring[4] == 'r') mode |= 040;
- if (modestring[5] == 'w') mode |= 020;
- if (modestring[6] == 'x') mode |= 010;
- if (modestring[7] == 'r') mode |= 04;
- if (modestring[8] == 'w') mode |= 02;
- if (modestring[9] == 'x') mode |= 01;
-
- dout(20) << " mode " << modestring << " to " << oct << mode << dec << dendl;
-
- if (S_ISLNK(mode)) {
- // target vs destination
- int pos = filename.find(" -> ");
- assert(pos > 0);
- string link;
- if (base[0] != '-') {
- link = base;
- link += "/";
- }
- link += filename.substr(0, pos);
- string target;
- if (filename[pos+4] == '/') {
- if (base[0] != '-')
- target = base;
- target += filename.substr(pos + 4);
- } else {
- target = filename.substr(pos + 4);
- }
- dout(10) << "symlink from '" << link << "' -> '" << target << "'" << dendl;
- client->symlink(target.c_str(), link.c_str(), perms);
- } else {
- string f;
- if (base[0] != '-') {
- f = base;
- f += "/";
- }
- f += filename;
- if (S_ISDIR(mode)) {
- client->mkdir(f.c_str(), mode, perms);
- } else {
- int fd = client->open(f.c_str(), O_WRONLY|O_CREAT, perms, mode & 0777);
- assert(fd > 0);
- if (data) {
- client->write(fd, "", 0, size);
- } else {
- client->truncate(f.c_str(), size, perms);
- }
- client->close(fd);
-
- //client->chmod(f.c_str(), mode & 0777, perms, process_perms);
- client->chown(f.c_str(), uid, gid, process_perms);
-
- struct utimbuf ut;
- ut.modtime = mtime;
- ut.actime = mtime;
- client->utime(f.c_str(), &ut, perms);
- }
- }
- }
-
-
-}
-
-
-int SyntheticClient::lookup_hash(inodeno_t ino, inodeno_t dirino,
- const char *name, const UserPerm& perms)
-{
- int r = client->lookup_hash(ino, dirino, name, perms);
- dout(0) << "lookup_hash(" << ino << ", #" << dirino << "/" << name << ") = " << r << dendl;
- return r;
-}
-
-int SyntheticClient::lookup_ino(inodeno_t ino, const UserPerm& perms)
-{
- int r = client->lookup_ino(ino, perms);
- dout(0) << "lookup_ino(" << ino << ") = " << r << dendl;
- return r;
-}
-
-int SyntheticClient::chunk_file(string &filename)
-{
- UserPerm perms = client->pick_my_perms();
- int fd = client->open(filename.c_str(), O_RDONLY, perms);
- if (fd < 0)
- return fd;
-
- struct stat st;
- int ret = client->fstat(fd, &st, perms);
- if (ret < 0) {
- client->close(fd);
- return ret;
- }
- uint64_t size = st.st_size;
- dout(0) << "file " << filename << " size is " << size << dendl;
-
- inode_t inode;
- memset(&inode, 0, sizeof(inode));
- inode.ino = st.st_ino;
- ret = client->fdescribe_layout(fd, &inode.layout);
- assert(ret == 0); // otherwise fstat did a bad thing
-
- uint64_t pos = 0;
- bufferlist from_before;
- while (pos < size) {
- int get = MIN(size-pos, 1048576);
-
- Mutex flock("synclient chunk_file lock");
- Cond cond;
- bool done;
- bufferlist bl;
-
- flock.Lock();
- Context *onfinish = new C_SafeCond(&flock, &cond, &done);
- client->filer->read(inode.ino, &inode.layout, CEPH_NOSNAP, pos, get, &bl, 0,
- onfinish);
- while (!done)
- cond.Wait(flock);
- flock.Unlock();
-
- dout(0) << "got " << bl.length() << " bytes at " << pos << dendl;
-
- if (from_before.length()) {
- dout(0) << " including bit from previous block" << dendl;
- pos -= from_before.length();
- from_before.claim_append(bl);
- bl.swap(from_before);
- }
-
- // ....
-
- // keep last 32 bytes around
- from_before.clear();
- from_before.substr_of(bl, bl.length()-32, 32);
-
- pos += bl.length();
- }
-
- client->close(fd);
- return 0;
-}
-
-
-
-void SyntheticClient::mksnap(const char *base, const char *name, const UserPerm& perms)
-{
- client->mksnap(base, name, perms);
-}
-
-void SyntheticClient::rmsnap(const char *base, const char *name, const UserPerm& perms)
-{
- client->rmsnap(base, name, perms);
-}
-
-void SyntheticClient::mksnapfile(const char *dir)
-{
- UserPerm perms = client->pick_my_perms();
- client->mkdir(dir, 0755, perms);
-
- string f = dir;
- f += "/foo";
- int fd = client->open(f.c_str(), O_WRONLY|O_CREAT|O_TRUNC, perms);
-
- char buf[1048576*4];
- client->write(fd, buf, sizeof(buf), 0);
- client->fsync(fd, true);
- client->close(fd);
-
- string s = dir;
- s += "/.snap/1";
- client->mkdir(s.c_str(), 0755, perms);
-
- fd = client->open(f.c_str(), O_WRONLY, perms);
- client->write(fd, buf, 1048576*2, 1048576);
- client->fsync(fd, true);
- client->close(fd);
-}