Format code
parent
420debc2f5
commit
c0a05c8fea
2
Makefile
2
Makefile
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@ -16,7 +16,7 @@ clean:
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$(CC) $(CPPFLAGS) $(CXXFLAGS) -c $< -o $@
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indent: *.cpp *.h
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clang-format-6.0 -i $^
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clang-format -style=Microsoft -i $^
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builddep:
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sudo apt install -y --no-install-recommends libjsoncpp-dev libtcmalloc-minimal4
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635
main.cpp
635
main.cpp
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@ -1,14 +1,14 @@
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#include <chrono>
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#include <csignal>
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#include <fstream>
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#include <iostream>
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#include <librados.hpp>
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#include <map>
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#include <set>
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#include <string>
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#include <fstream>
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#include <system_error>
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#include <thread>
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#include <vector>
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#include <system_error>
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#include "mysignals.h"
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#include "radosutil.h"
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@ -19,399 +19,388 @@ using namespace chrono;
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struct bench_settings
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{
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string pool;
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string mode;
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string specific_bench_item;
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int threads;
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int secs;
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size_t object_size;
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size_t block_size;
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string pool;
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string mode;
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string specific_bench_item;
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int threads;
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int secs;
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size_t object_size;
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size_t block_size;
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};
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template <class T> static double dur2sec(const T &dur)
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{
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return duration_cast<duration<double>>(dur).count();
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return duration_cast<duration<double>>(dur).count();
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}
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template <class T> static double dur2msec(const T &dur)
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{
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return duration_cast<duration<double, milli>>(dur).count();
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return duration_cast<duration<double, milli>>(dur).count();
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}
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template <class T> static uint64_t dur2nsec(const T &dur)
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{
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return duration_cast<duration<uint64_t, nano>>(dur).count();
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return duration_cast<duration<uint64_t, nano>>(dur).count();
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}
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template <class T>
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static void print_breakdown(const vector<T> &all_ops, size_t thread_count)
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template <class T> static void print_breakdown(const vector<T> &all_ops, size_t thread_count)
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{
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T totaltime(0);
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T totaltime(0);
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map<size_t, size_t> dur2count;
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map<size_t, T> dur2totaltime;
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map<size_t, size_t> dur2count;
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map<size_t, T> dur2totaltime;
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T mindur(minutes(42));
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T maxdur(0);
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size_t maxcount = 0;
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for (const auto &res : all_ops)
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{
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totaltime += res;
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if (res > maxdur)
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maxdur = res;
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if (res < mindur)
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mindur = res;
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T mindur(minutes(42));
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T maxdur(0);
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size_t maxcount = 0;
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for (const auto &res : all_ops)
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{
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totaltime += res;
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if (res > maxdur)
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maxdur = res;
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if (res < mindur)
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mindur = res;
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const auto nsec = dur2nsec(res);
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size_t baserange = 10;
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while (nsec >= baserange)
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baserange *= 10;
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baserange /= 10;
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const size_t range = (nsec / baserange) * baserange;
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const auto nsec = dur2nsec(res);
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size_t baserange = 10;
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while (nsec >= baserange)
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baserange *= 10;
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baserange /= 10;
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const size_t range = (nsec / baserange) * baserange;
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const auto cnt = ++(dur2count[range]);
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if (cnt > maxcount)
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maxcount = cnt;
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const auto cnt = ++(dur2count[range]);
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if (cnt > maxcount)
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maxcount = cnt;
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dur2totaltime[range] += res;
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}
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dur2totaltime[range] += res;
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}
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cout << "min latency " << dur2msec(mindur) << " ms" << endl;
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cout << "max latency " << dur2msec(maxdur) << " ms" << endl;
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cout << "min latency " << dur2msec(mindur) << " ms" << endl;
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cout << "max latency " << dur2msec(maxdur) << " ms" << endl;
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const size_t maxbarsize = 30;
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const size_t maxbarsize = 30;
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for (const auto &p : dur2count)
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{
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const auto &nsecgrp = p.first;
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const auto &count = p.second;
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const auto barsize = count * maxbarsize / maxcount;
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for (const auto &p : dur2count)
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{
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const auto &nsecgrp = p.first;
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const auto &count = p.second;
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const auto barsize = count * maxbarsize / maxcount;
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auto bar = string(barsize, '#') + string(maxbarsize - barsize, ' ');
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cout << ">=" << setw(5) << nsecgrp / 1000000.0;
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cout << " ms: " << setw(3) << count * 100 / all_ops.size() << "% " << bar;
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cout << " cnt=" << count << endl;
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}
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auto bar = string(barsize, '#') + string(maxbarsize - barsize, ' ');
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cout << ">=" << setw(5) << nsecgrp / 1000000.0;
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cout << " ms: " << setw(3) << count * 100 / all_ops.size() << "% " << bar;
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cout << " cnt=" << count << endl;
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}
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cout << "Average iops: " << (all_ops.size() * thread_count / dur2sec(totaltime)) << endl;
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cout << "Average iops: " << (all_ops.size() * thread_count / dur2sec(totaltime)) << endl;
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cout << "Average latency: " << (dur2msec(totaltime) / all_ops.size()) << " ms" << endl;
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cout << "Average latency: " << (dur2msec(totaltime) / all_ops.size()) << " ms" << endl;
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cout << "Total writes: " << all_ops.size() << endl;
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cout << "Total writes: " << all_ops.size() << endl;
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if (thread_count > 1)
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cout << "iops per thread: " << (all_ops.size() / dur2sec(totaltime)) << endl;
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if (thread_count > 1)
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cout << "iops per thread: " << (all_ops.size() / dur2sec(totaltime)) << endl;
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}
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static void fill_urandom(char *buf, size_t len)
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{
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ifstream infile;
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infile.exceptions(ifstream::failbit | ifstream::badbit);
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infile.open("/dev/urandom", ios::binary | ios::in);
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infile.read(buf, len);
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ifstream infile;
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infile.exceptions(ifstream::failbit | ifstream::badbit);
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infile.open("/dev/urandom", ios::binary | ios::in);
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infile.read(buf, len);
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}
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// May be called in a thread.
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static void _do_bench(
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const unique_ptr<bench_settings> &settings,
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const vector<string> &obj_names,
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IoCtx &ioctx,
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vector<steady_clock::duration> &ops)
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static void _do_bench(const unique_ptr<bench_settings> &settings, const vector<string> &obj_names, IoCtx &ioctx,
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vector<steady_clock::duration> &ops)
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{
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// TODO: pass bufferlist as arguments
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bufferlist bar1;
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bufferlist bar2;
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// TODO: pass bufferlist as arguments
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bufferlist bar1;
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bufferlist bar2;
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bar1.append(ceph::buffer::create(settings->block_size));
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fill_urandom(bar1.c_str(), settings->block_size);
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bar1.append(ceph::buffer::create(settings->block_size));
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fill_urandom(bar1.c_str(), settings->block_size);
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bar2.append(ceph::buffer::create(settings->block_size));
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fill_urandom(bar2.c_str(), settings->block_size);
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bar2.append(ceph::buffer::create(settings->block_size));
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fill_urandom(bar2.c_str(), settings->block_size);
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if (bar1.contents_equal(bar2))
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throw "Your RNG is not random";
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if (bar1.contents_equal(bar2))
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throw "Your RNG is not random";
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auto b = steady_clock::now();
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const auto stop = b + seconds(settings->secs);
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auto b = steady_clock::now();
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const auto stop = b + seconds(settings->secs);
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for (const auto &obj_name : obj_names)
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{
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ioctx.remove(obj_name);
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}
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while (b <= stop)
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{
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abort_if_signalled();
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if (ioctx.write(
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obj_names[rand() % 16],
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(ops.size() % 2) ? bar1 : bar2,
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settings->block_size,
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settings->block_size * (rand() % (settings->object_size / settings->block_size))
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) < 0)
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for (const auto &obj_name : obj_names)
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{
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throw "Write error";
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ioctx.remove(obj_name);
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}
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while (b <= stop)
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{
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abort_if_signalled();
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if (ioctx.write(obj_names[rand() % 16], (ops.size() % 2) ? bar1 : bar2, settings->block_size,
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settings->block_size * (rand() % (settings->object_size / settings->block_size))) < 0)
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{
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throw "Write error";
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}
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const auto b2 = steady_clock::now();
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ops.push_back(b2 - b);
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b = b2;
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}
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const auto b2 = steady_clock::now();
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ops.push_back(b2 - b);
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b = b2;
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}
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}
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static void do_bench(const unique_ptr<bench_settings> &settings, const vector<string> &names, IoCtx &ioctx)
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{
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vector<steady_clock::duration> all_ops;
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vector<steady_clock::duration> all_ops;
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if (settings->threads > 1)
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{
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vector<thread> threads;
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vector<vector<steady_clock::duration>> listofops;
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for (int i = 0; i < settings->threads; i++)
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if (settings->threads > 1)
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{
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listofops.push_back(vector<steady_clock::duration>());
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}
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vector<thread> threads;
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vector<vector<steady_clock::duration>> listofops;
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for (int i = 0; i < settings->threads; i++)
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for (int i = 0; i < settings->threads; i++)
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{
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listofops.push_back(vector<steady_clock::duration>());
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}
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for (int i = 0; i < settings->threads; i++)
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{
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sigset_t new_set;
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sigset_t old_set;
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sigfillset(&new_set);
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int err;
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if ((err = pthread_sigmask(SIG_SETMASK, &new_set, &old_set)))
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{
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throw std::system_error(err, std::system_category(), "Failed to set thread sigmask");
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}
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threads.push_back(thread(_do_bench, ref(settings),
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vector<string>(names.begin() + i * 16, names.begin() + i * 16 + 16), ref(ioctx),
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ref(listofops[i])));
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if ((err = pthread_sigmask(SIG_SETMASK, &old_set, NULL)))
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{
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throw std::system_error(err, std::system_category(), "Failed to restore thread sigmask");
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}
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}
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for (auto &th : threads)
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{
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th.join();
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}
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for (const auto &res : listofops)
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{
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all_ops.insert(all_ops.end(), res.begin(), res.end());
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}
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}
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else
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{
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sigset_t new_set;
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sigset_t old_set;
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sigfillset(&new_set);
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int err;
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if ((err = pthread_sigmask(SIG_SETMASK, &new_set, &old_set)))
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{
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throw std::system_error(err, std::system_category(), "Failed to set thread sigmask");
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}
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threads.push_back(thread(_do_bench, ref(settings), vector<string>(names.begin()+i*16, names.begin()+i*16+16), ref(ioctx), ref(listofops[i])));
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if ((err = pthread_sigmask(SIG_SETMASK, &old_set, NULL)))
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{
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throw std::system_error(err, std::system_category(), "Failed to restore thread sigmask");
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}
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_do_bench(settings, names, ioctx, all_ops);
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}
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for (auto &th : threads)
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{
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th.join();
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}
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for (const auto &res : listofops)
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{
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all_ops.insert(all_ops.end(), res.begin(), res.end());
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}
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}
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else
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{
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_do_bench(settings, names, ioctx, all_ops);
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}
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print_breakdown(all_ops, settings->threads);
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print_breakdown(all_ops, settings->threads);
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}
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static void _main(int argc, const char *argv[])
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{
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const unique_ptr<bench_settings> settings(new bench_settings);
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const unique_ptr<bench_settings> settings(new bench_settings);
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// Default settings
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settings->secs = 10;
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settings->threads = 1;
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settings->block_size = 4096;
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settings->object_size = 4096 * 1024;
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// Default settings
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settings->secs = 10;
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settings->threads = 1;
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settings->block_size = 4096;
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settings->object_size = 4096 * 1024;
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int ai = 1;
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while (ai < argc)
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{
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if (argv[ai][0] == '-')
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int ai = 1;
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while (ai < argc)
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{
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if (!strcmp(argv[ai], "-d"))
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{
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// duration
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++ai;
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if (ai >= argc || sscanf(argv[ai], "%i", &settings->secs) != 1 ||
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settings->secs < 1)
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throw "Wrong duration";
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}
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else if (!strcmp(argv[ai], "-t"))
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{
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// threads
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++ai;
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if (ai >= argc || sscanf(argv[ai], "%i", &settings->threads) != 1 ||
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settings->threads < 1)
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throw "Wrong thread number";
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}
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else if (!strcmp(argv[ai], "-b"))
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{
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// block size
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++ai;
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if (ai >= argc || sscanf(argv[ai], "%i", (int*)&settings->block_size) != 1 ||
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settings->block_size < 1)
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throw "Wrong block size";
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}
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else if (!strcmp(argv[ai], "-o"))
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{
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// object size
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++ai;
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if (ai >= argc || sscanf(argv[ai], "%i", (int*)&settings->object_size) != 1 ||
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settings->object_size < 1)
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throw "Wrong object size";
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}
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}
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else
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{
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if (settings->pool.empty())
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settings->pool = argv[ai];
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else if (settings->mode.empty())
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settings->mode = argv[ai];
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else if (settings->specific_bench_item.empty())
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settings->specific_bench_item = argv[ai];
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}
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ai++;
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}
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if (settings->object_size < settings->block_size)
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{
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throw "Block size must not be greater than object size";
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}
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if (settings->pool.empty() || settings->mode.empty())
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{
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cerr << "Usage: " << argv[0]
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<< " <poolname> <mode=host|osd> [specific item name to test]" << endl;
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throw "Wrong cmdline";
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}
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Rados rados;
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int err;
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if ((err = rados.init("admin")) < 0)
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{
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cerr << "Failed to init: " << strerror(-err) << endl;
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throw "Failed to init";
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}
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if ((err = rados.conf_read_file("/etc/ceph/ceph.conf")) < 0)
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{
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cerr << "Failed to read conf file: " << strerror(-err) << endl;
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throw "Failed to read conf file";
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}
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if ((err = rados.conf_parse_argv(argc, argv)) < 0)
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{
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cerr << "Failed to parse argv: " << strerror(-err) << endl;
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throw "Failed to parse argv";
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}
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if ((err = rados.connect()) < 0)
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{
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cerr << "Failed to connect: " << strerror(-err) << endl;
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throw "Failed to connect";
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}
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// https://tracker.ceph.com/issues/24114
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this_thread::sleep_for(milliseconds(100));
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try
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{
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auto rados_utils = RadosUtils(&rados);
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if (rados_utils.get_pool_size(settings->pool) != 1)
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throw "It's required to have pool size 1";
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map<unsigned int, map<string, string>> osd2location;
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set<string> bench_items; // node1, node2 ||| osd.1, osd.2, osd.3
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for (const auto &osd : rados_utils.get_osds(settings->pool))
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{
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auto location = rados_utils.get_osd_location(osd);
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location["osd"] = std::to_string(osd);
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osd2location[osd] = location;
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if (location.find(settings->mode) != location.end())
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{
|
||||
const auto &osd_loc = location.at(settings->mode);
|
||||
if (settings->specific_bench_item.empty() ||
|
||||
osd_loc == settings->specific_bench_item)
|
||||
if (argv[ai][0] == '-')
|
||||
{
|
||||
bench_items.insert(osd_loc);
|
||||
if (!strcmp(argv[ai], "-d"))
|
||||
{
|
||||
// duration
|
||||
++ai;
|
||||
if (ai >= argc || sscanf(argv[ai], "%i", &settings->secs) != 1 || settings->secs < 1)
|
||||
throw "Wrong duration";
|
||||
}
|
||||
else if (!strcmp(argv[ai], "-t"))
|
||||
{
|
||||
// threads
|
||||
++ai;
|
||||
if (ai >= argc || sscanf(argv[ai], "%i", &settings->threads) != 1 || settings->threads < 1)
|
||||
throw "Wrong thread number";
|
||||
}
|
||||
else if (!strcmp(argv[ai], "-b"))
|
||||
{
|
||||
// block size
|
||||
++ai;
|
||||
if (ai >= argc || sscanf(argv[ai], "%i", (int *)&settings->block_size) != 1 || settings->block_size < 1)
|
||||
throw "Wrong block size";
|
||||
}
|
||||
else if (!strcmp(argv[ai], "-o"))
|
||||
{
|
||||
// object size
|
||||
++ai;
|
||||
if (ai >= argc || sscanf(argv[ai], "%i", (int *)&settings->object_size) != 1 ||
|
||||
settings->object_size < 1)
|
||||
throw "Wrong object size";
|
||||
}
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
cerr << "CRUSH '" << settings->mode << "' location not found for " << osd << endl;
|
||||
throw "CRUSH location not found";
|
||||
}
|
||||
else
|
||||
{
|
||||
if (settings->pool.empty())
|
||||
settings->pool = argv[ai];
|
||||
else if (settings->mode.empty())
|
||||
settings->mode = argv[ai];
|
||||
else if (settings->specific_bench_item.empty())
|
||||
settings->specific_bench_item = argv[ai];
|
||||
}
|
||||
ai++;
|
||||
}
|
||||
|
||||
// benchitem -> [name1, name2] ||| i.e. "osd.2" => ["obj1", "obj2"]
|
||||
map<string, vector<string>> name2location;
|
||||
unsigned int cnt = 0;
|
||||
|
||||
// for each bench_item find thread_count*16 names
|
||||
// store every name in name2location = [bench_item, names, description]
|
||||
cout << "Finding object names" << endl;
|
||||
const string prefix = "bench_";
|
||||
while (bench_items.size())
|
||||
if (settings->object_size < settings->block_size)
|
||||
{
|
||||
string name = prefix + to_string(++cnt);
|
||||
|
||||
unsigned int osd = rados_utils.get_obj_acting_primary(name, settings->pool);
|
||||
|
||||
const auto &location = osd2location.at(osd);
|
||||
const auto &bench_item = location.at(settings->mode);
|
||||
if (!bench_items.count(bench_item))
|
||||
continue;
|
||||
|
||||
auto &names = name2location[bench_item];
|
||||
if (names.size() >= (unsigned)settings->threads*16)
|
||||
{
|
||||
bench_items.erase(bench_item);
|
||||
continue;
|
||||
}
|
||||
|
||||
names.push_back(name);
|
||||
throw "Block size must not be greater than object size";
|
||||
}
|
||||
|
||||
IoCtx ioctx;
|
||||
|
||||
if (rados.ioctx_create(settings->pool.c_str(), ioctx) < 0)
|
||||
throw "Failed to create ioctx";
|
||||
|
||||
for (const auto &p : name2location)
|
||||
if (settings->pool.empty() || settings->mode.empty())
|
||||
{
|
||||
const auto &bench_item = p.first;
|
||||
const auto &obj_names = p.second;
|
||||
cout << "Benchmarking " << settings->mode << " " << bench_item << endl;
|
||||
do_bench(settings, obj_names, ioctx);
|
||||
cerr << "Usage: " << argv[0] << " <poolname> <mode=host|osd> [specific item name to test]" << endl;
|
||||
throw "Wrong cmdline";
|
||||
}
|
||||
|
||||
Rados rados;
|
||||
int err;
|
||||
if ((err = rados.init("admin")) < 0)
|
||||
{
|
||||
cerr << "Failed to init: " << strerror(-err) << endl;
|
||||
throw "Failed to init";
|
||||
}
|
||||
|
||||
if ((err = rados.conf_read_file("/etc/ceph/ceph.conf")) < 0)
|
||||
{
|
||||
cerr << "Failed to read conf file: " << strerror(-err) << endl;
|
||||
throw "Failed to read conf file";
|
||||
}
|
||||
|
||||
if ((err = rados.conf_parse_argv(argc, argv)) < 0)
|
||||
{
|
||||
cerr << "Failed to parse argv: " << strerror(-err) << endl;
|
||||
throw "Failed to parse argv";
|
||||
}
|
||||
|
||||
if ((err = rados.connect()) < 0)
|
||||
{
|
||||
cerr << "Failed to connect: " << strerror(-err) << endl;
|
||||
throw "Failed to connect";
|
||||
}
|
||||
|
||||
// https://tracker.ceph.com/issues/24114
|
||||
this_thread::sleep_for(milliseconds(100));
|
||||
|
||||
try
|
||||
{
|
||||
auto rados_utils = RadosUtils(&rados);
|
||||
|
||||
if (rados_utils.get_pool_size(settings->pool) != 1)
|
||||
throw "It's required to have pool size 1";
|
||||
|
||||
map<unsigned int, map<string, string>> osd2location;
|
||||
|
||||
set<string> bench_items; // node1, node2 ||| osd.1, osd.2, osd.3
|
||||
|
||||
for (const auto &osd : rados_utils.get_osds(settings->pool))
|
||||
{
|
||||
auto location = rados_utils.get_osd_location(osd);
|
||||
location["osd"] = std::to_string(osd);
|
||||
|
||||
osd2location[osd] = location;
|
||||
|
||||
if (location.find(settings->mode) != location.end())
|
||||
{
|
||||
const auto &osd_loc = location.at(settings->mode);
|
||||
if (settings->specific_bench_item.empty() || osd_loc == settings->specific_bench_item)
|
||||
{
|
||||
bench_items.insert(osd_loc);
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
cerr << "CRUSH '" << settings->mode << "' location not found for " << osd << endl;
|
||||
throw "CRUSH location not found";
|
||||
}
|
||||
}
|
||||
|
||||
// benchitem -> [name1, name2] ||| i.e. "osd.2" => ["obj1", "obj2"]
|
||||
map<string, vector<string>> name2location;
|
||||
unsigned int cnt = 0;
|
||||
|
||||
// for each bench_item find thread_count*16 names
|
||||
// store every name in name2location = [bench_item, names, description]
|
||||
cout << "Finding object names" << endl;
|
||||
const string prefix = "bench_";
|
||||
while (bench_items.size())
|
||||
{
|
||||
string name = prefix + to_string(++cnt);
|
||||
|
||||
unsigned int osd = rados_utils.get_obj_acting_primary(name, settings->pool);
|
||||
|
||||
const auto &location = osd2location.at(osd);
|
||||
const auto &bench_item = location.at(settings->mode);
|
||||
if (!bench_items.count(bench_item))
|
||||
continue;
|
||||
|
||||
auto &names = name2location[bench_item];
|
||||
if (names.size() >= (unsigned)settings->threads * 16)
|
||||
{
|
||||
bench_items.erase(bench_item);
|
||||
continue;
|
||||
}
|
||||
|
||||
names.push_back(name);
|
||||
}
|
||||
|
||||
IoCtx ioctx;
|
||||
|
||||
if (rados.ioctx_create(settings->pool.c_str(), ioctx) < 0)
|
||||
throw "Failed to create ioctx";
|
||||
|
||||
for (const auto &p : name2location)
|
||||
{
|
||||
const auto &bench_item = p.first;
|
||||
const auto &obj_names = p.second;
|
||||
cout << "Benchmarking " << settings->mode << " " << bench_item << endl;
|
||||
do_bench(settings, obj_names, ioctx);
|
||||
}
|
||||
}
|
||||
catch (...)
|
||||
{
|
||||
rados.watch_flush();
|
||||
throw;
|
||||
}
|
||||
}
|
||||
catch (...)
|
||||
{
|
||||
rados.watch_flush();
|
||||
throw;
|
||||
}
|
||||
rados.watch_flush();
|
||||
|
||||
//rados_ioctx_destroy(io);
|
||||
//rados_shutdown(cluster);
|
||||
// rados_ioctx_destroy(io);
|
||||
// rados_shutdown(cluster);
|
||||
}
|
||||
|
||||
int main(int argc, const char *argv[])
|
||||
{
|
||||
try
|
||||
{
|
||||
setup_signal_handlers();
|
||||
_main(argc, argv);
|
||||
}
|
||||
catch (const AbortException &msg)
|
||||
{
|
||||
cerr << "Test aborted" << endl;
|
||||
return 1;
|
||||
}
|
||||
catch (const char *msg)
|
||||
{
|
||||
cerr << "Unhandled exception: " << msg << endl;
|
||||
return 2;
|
||||
}
|
||||
cout << "Exiting successfully." << endl;
|
||||
return 0;
|
||||
try
|
||||
{
|
||||
setup_signal_handlers();
|
||||
_main(argc, argv);
|
||||
}
|
||||
catch (const AbortException &msg)
|
||||
{
|
||||
cerr << "Test aborted" << endl;
|
||||
return 1;
|
||||
}
|
||||
catch (const char *msg)
|
||||
{
|
||||
cerr << "Unhandled exception: " << msg << endl;
|
||||
return 2;
|
||||
}
|
||||
cout << "Exiting successfully." << endl;
|
||||
return 0;
|
||||
}
|
||||
|
|
|
@ -1,16 +1,21 @@
|
|||
#include <csignal>
|
||||
|
||||
#include "mysignals.h"
|
||||
|
||||
#include <csignal>
|
||||
static volatile std::sig_atomic_t gSignalStatus;
|
||||
|
||||
static void signal_handler(int signal) { gSignalStatus = signal; }
|
||||
|
||||
void setup_signal_handlers() {
|
||||
std::signal(SIGINT, signal_handler);
|
||||
std::signal(SIGTERM, signal_handler);
|
||||
static void signal_handler(int signal)
|
||||
{
|
||||
gSignalStatus = signal;
|
||||
}
|
||||
|
||||
void abort_if_signalled() {
|
||||
if (gSignalStatus)
|
||||
throw AbortException();
|
||||
void setup_signal_handlers()
|
||||
{
|
||||
std::signal(SIGINT, signal_handler);
|
||||
std::signal(SIGTERM, signal_handler);
|
||||
}
|
||||
|
||||
void abort_if_signalled()
|
||||
{
|
||||
if (gSignalStatus)
|
||||
throw AbortException();
|
||||
}
|
||||
|
|
|
@ -5,7 +5,9 @@
|
|||
|
||||
void setup_signal_handlers();
|
||||
|
||||
class AbortException : public std::exception {};
|
||||
class AbortException : public std::exception
|
||||
{
|
||||
};
|
||||
|
||||
void abort_if_signalled();
|
||||
#endif
|
||||
|
|
134
radosutil.cpp
134
radosutil.cpp
|
@ -1,9 +1,9 @@
|
|||
#include <string>
|
||||
#include "radosutil.h"
|
||||
|
||||
#include <json/json.h>
|
||||
#include <librados.hpp>
|
||||
|
||||
#include "radosutil.h"
|
||||
#include <librados.hpp>
|
||||
#include <string>
|
||||
|
||||
using namespace std;
|
||||
using namespace librados;
|
||||
|
@ -12,93 +12,99 @@ RadosUtils::RadosUtils(Rados *rados_)
|
|||
: rados(rados_), /* */
|
||||
json_reader(new Json::Reader(Json::Features::strictMode())), /* */
|
||||
json_writer(new Json::FastWriter()) /* */
|
||||
{}
|
||||
{
|
||||
}
|
||||
|
||||
// RadosUtils::~RadosUtils() {}
|
||||
|
||||
unsigned int RadosUtils::get_obj_acting_primary(const string &name,
|
||||
const string &pool) {
|
||||
unsigned int RadosUtils::get_obj_acting_primary(const string &name, const string &pool)
|
||||
{
|
||||
Json::Value cmd(Json::objectValue);
|
||||
cmd["prefix"] = "osd map";
|
||||
cmd["object"] = name;
|
||||
cmd["pool"] = pool;
|
||||
|
||||
Json::Value cmd(Json::objectValue);
|
||||
cmd["prefix"] = "osd map";
|
||||
cmd["object"] = name;
|
||||
cmd["pool"] = pool;
|
||||
auto &&location = do_mon_command(cmd);
|
||||
|
||||
auto &&location = do_mon_command(cmd);
|
||||
const auto &acting_primary = location["acting_primary"];
|
||||
if (!acting_primary.isNumeric())
|
||||
throw "Failed to get acting_primary";
|
||||
|
||||
const auto &acting_primary = location["acting_primary"];
|
||||
if (!acting_primary.isNumeric())
|
||||
throw "Failed to get acting_primary";
|
||||
|
||||
return acting_primary.asUInt();
|
||||
return acting_primary.asUInt();
|
||||
}
|
||||
|
||||
map<string, string> RadosUtils::get_osd_location(unsigned int osd) {
|
||||
Json::Value cmd(Json::objectValue);
|
||||
cmd["prefix"] = "osd find";
|
||||
cmd["id"] = osd;
|
||||
map<string, string> RadosUtils::get_osd_location(unsigned int osd)
|
||||
{
|
||||
Json::Value cmd(Json::objectValue);
|
||||
cmd["prefix"] = "osd find";
|
||||
cmd["id"] = osd;
|
||||
|
||||
auto &&location = do_mon_command(cmd);
|
||||
const auto &crush = location["crush_location"];
|
||||
auto &&location = do_mon_command(cmd);
|
||||
const auto &crush = location["crush_location"];
|
||||
|
||||
map<string, string> result;
|
||||
map<string, string> result;
|
||||
|
||||
for (auto &&it = crush.begin(); it != crush.end(); ++it) {
|
||||
result[it.name()] = it->asString();
|
||||
}
|
||||
for (auto &&it = crush.begin(); it != crush.end(); ++it)
|
||||
{
|
||||
result[it.name()] = it->asString();
|
||||
}
|
||||
|
||||
result["osd"] = "osd." + to_string(osd);
|
||||
result["osd"] = "osd." + to_string(osd);
|
||||
|
||||
return result;
|
||||
return result;
|
||||
}
|
||||
|
||||
set<unsigned int> RadosUtils::get_osds(const string &pool) {
|
||||
Json::Value cmd(Json::objectValue);
|
||||
cmd["prefix"] = "pg ls-by-pool";
|
||||
cmd["poolstr"] = pool;
|
||||
set<unsigned int> RadosUtils::get_osds(const string &pool)
|
||||
{
|
||||
Json::Value cmd(Json::objectValue);
|
||||
cmd["prefix"] = "pg ls-by-pool";
|
||||
cmd["poolstr"] = pool;
|
||||
|
||||
auto pgs = do_mon_command(cmd);
|
||||
auto pgs = do_mon_command(cmd);
|
||||
|
||||
set<unsigned int> osds;
|
||||
set<unsigned int> osds;
|
||||
|
||||
if (pgs.isMember("pg_stats")) {
|
||||
pgs = pgs["pg_stats"];
|
||||
}
|
||||
for (const auto &pg : pgs) {
|
||||
const auto &primary = pg["acting_primary"];
|
||||
if (!primary.isNumeric())
|
||||
throw "Failed to get acting_primary";
|
||||
osds.insert(primary.asUInt());
|
||||
}
|
||||
if (pgs.isMember("pg_stats"))
|
||||
{
|
||||
pgs = pgs["pg_stats"];
|
||||
}
|
||||
for (const auto &pg : pgs)
|
||||
{
|
||||
const auto &primary = pg["acting_primary"];
|
||||
if (!primary.isNumeric())
|
||||
throw "Failed to get acting_primary";
|
||||
osds.insert(primary.asUInt());
|
||||
}
|
||||
|
||||
return osds;
|
||||
return osds;
|
||||
}
|
||||
|
||||
unsigned int RadosUtils::get_pool_size(const string &pool) {
|
||||
Json::Value cmd(Json::objectValue);
|
||||
cmd["prefix"] = "osd pool get";
|
||||
cmd["pool"] = pool;
|
||||
cmd["var"] = "size";
|
||||
unsigned int RadosUtils::get_pool_size(const string &pool)
|
||||
{
|
||||
Json::Value cmd(Json::objectValue);
|
||||
cmd["prefix"] = "osd pool get";
|
||||
cmd["pool"] = pool;
|
||||
cmd["var"] = "size";
|
||||
|
||||
const auto &&v = do_mon_command(cmd);
|
||||
const auto &&v = do_mon_command(cmd);
|
||||
|
||||
return v["size"].asUInt();
|
||||
return v["size"].asUInt();
|
||||
}
|
||||
|
||||
Json::Value RadosUtils::do_mon_command(Json::Value &cmd) {
|
||||
int err;
|
||||
bufferlist outbl;
|
||||
string outs;
|
||||
cmd["format"] = "json";
|
||||
bufferlist inbl;
|
||||
Json::Value RadosUtils::do_mon_command(Json::Value &cmd)
|
||||
{
|
||||
int err;
|
||||
bufferlist outbl;
|
||||
string outs;
|
||||
cmd["format"] = "json";
|
||||
bufferlist inbl;
|
||||
|
||||
if ((err = rados->mon_command(json_writer->write(cmd), inbl, &outbl, &outs)) <
|
||||
0)
|
||||
throw MyRadosException(err, outs);
|
||||
if ((err = rados->mon_command(json_writer->write(cmd), inbl, &outbl, &outs)) < 0)
|
||||
throw MyRadosException(err, outs);
|
||||
|
||||
Json::Value root;
|
||||
if (!json_reader->parse(outbl.to_str(), root))
|
||||
throw "JSON parse error";
|
||||
Json::Value root;
|
||||
if (!json_reader->parse(outbl.to_str(), root))
|
||||
throw "JSON parse error";
|
||||
|
||||
return root;
|
||||
return root;
|
||||
}
|
||||
|
|
50
radosutil.h
50
radosutil.h
|
@ -1,39 +1,45 @@
|
|||
#include <json/json.h>
|
||||
|
||||
#include <exception>
|
||||
#include <map>
|
||||
#include <memory>
|
||||
#include <set>
|
||||
#include <string>
|
||||
#include <json/json.h>
|
||||
|
||||
#include "librados_fwd.hpp"
|
||||
|
||||
namespace Json {
|
||||
namespace Json
|
||||
{
|
||||
class Reader;
|
||||
class FastWriter;
|
||||
class Value;
|
||||
} // namespace Json
|
||||
|
||||
class RadosUtils {
|
||||
public:
|
||||
explicit RadosUtils(librados::Rados *rados_);
|
||||
unsigned int get_obj_acting_primary(const std::string &name,
|
||||
const std::string &pool);
|
||||
std::map<std::string, std::string> get_osd_location(unsigned int osd);
|
||||
std::set<unsigned int> get_osds(const std::string &pool);
|
||||
unsigned int get_pool_size(const std::string &pool);
|
||||
class RadosUtils
|
||||
{
|
||||
public:
|
||||
explicit RadosUtils(librados::Rados *rados_);
|
||||
unsigned int get_obj_acting_primary(const std::string &name, const std::string &pool);
|
||||
std::map<std::string, std::string> get_osd_location(unsigned int osd);
|
||||
std::set<unsigned int> get_osds(const std::string &pool);
|
||||
unsigned int get_pool_size(const std::string &pool);
|
||||
|
||||
private:
|
||||
Json::Value do_mon_command(Json::Value &cmd);
|
||||
librados::Rados *rados;
|
||||
std::unique_ptr<Json::Reader> json_reader;
|
||||
std::unique_ptr<Json::FastWriter> json_writer;
|
||||
private:
|
||||
Json::Value do_mon_command(Json::Value &cmd);
|
||||
librados::Rados *rados;
|
||||
std::unique_ptr<Json::Reader> json_reader;
|
||||
std::unique_ptr<Json::FastWriter> json_writer;
|
||||
};
|
||||
|
||||
class MyRadosException : public std::exception {
|
||||
public:
|
||||
MyRadosException(int err, const std::string &msg)
|
||||
: descr("Rados err " + std::to_string(err) + ": " + msg){};
|
||||
const char *what() const throw() { return descr.c_str(); }
|
||||
class MyRadosException : public std::exception
|
||||
{
|
||||
public:
|
||||
MyRadosException(int err, const std::string &msg) : descr("Rados err " + std::to_string(err) + ": " + msg){};
|
||||
const char *what() const throw()
|
||||
{
|
||||
return descr.c_str();
|
||||
}
|
||||
|
||||
private:
|
||||
std::string descr;
|
||||
private:
|
||||
std::string descr;
|
||||
};
|
||||
|
|
Loading…
Reference in New Issue