Move all sources to subdirs
This commit is contained in:
Vitaliy Filippov
@@ -0,0 +1,466 @@
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// Copyright (c) Vitaliy Filippov, 2019+
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// License: VNPL-1.1 or GNU GPL-2.0+ (see README.md for details)
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// FIO engine to test Blockstore through Secondary OSD interface
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//
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// Prepare storage like in fio_engine.cpp, then start OSD with ./osd, then test it
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//
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// Random write:
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//
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// fio -thread -ioengine=./libfio_sec_osd.so -name=test -bs=4k -direct=1 -fsync=16 -iodepth=16 -rw=randwrite \
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// -host=127.0.0.1 -port=11203 [-block_size_order=17] [-single_primary=1] -size=1000M
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//
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// Linear write:
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//
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// fio -thread -ioengine=./libfio_sec_osd.so -name=test -bs=128k -direct=1 -fsync=32 -iodepth=32 -rw=write \
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// -host=127.0.0.1 -port=11203 -size=1000M
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//
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// Random read (run with -iodepth=32 or -iodepth=1):
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//
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// fio -thread -ioengine=./libfio_sec_osd.so -name=test -bs=4k -direct=1 -iodepth=32 -rw=randread \
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// -host=127.0.0.1 -port=11203 -size=1000M
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include <netinet/tcp.h>
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#include <vector>
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#include <unordered_map>
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#include "addr_util.h"
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#include "rw_blocking.h"
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#include "osd_ops.h"
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#include "fio_headers.h"
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struct op_buf_t
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{
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osd_any_op_t buf;
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io_u* fio_op;
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};
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struct sec_data
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{
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int connect_fd;
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/* block_size = 1 << block_order (128KB by default) */
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uint64_t block_order = 17, block_size = 1 << 17;
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std::unordered_map<uint64_t, op_buf_t*> queue;
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bool last_sync = false;
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/* The list of completed io_u structs. */
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std::vector<io_u*> completed;
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uint64_t op_n = 0, inflight = 0;
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};
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struct sec_options
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{
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int __pad;
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char *host = NULL;
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int port = 0;
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int single_primary = 0;
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int trace = 0;
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int block_order = 17;
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int zerocopy_send = 0;
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};
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static struct fio_option options[] = {
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{
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.name = "host",
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.lname = "Test Secondary OSD host",
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.type = FIO_OPT_STR_STORE,
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.off1 = offsetof(struct sec_options, host),
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.help = "Test Secondary OSD host",
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.category = FIO_OPT_C_ENGINE,
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.group = FIO_OPT_G_FILENAME,
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},
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{
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.name = "port",
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.lname = "Test Secondary OSD port",
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.type = FIO_OPT_INT,
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.off1 = offsetof(struct sec_options, port),
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.help = "Test Secondary OSD port",
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.category = FIO_OPT_C_ENGINE,
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.group = FIO_OPT_G_FILENAME,
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},
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{
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.name = "block_size_order",
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.lname = "Blockstore block size order",
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.type = FIO_OPT_INT,
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.off1 = offsetof(struct sec_options, block_order),
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.help = "Blockstore block size order (size = 2^order)",
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.category = FIO_OPT_C_ENGINE,
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.group = FIO_OPT_G_FILENAME,
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},
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{
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.name = "single_primary",
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.lname = "Single Primary",
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.type = FIO_OPT_BOOL,
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.off1 = offsetof(struct sec_options, single_primary),
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.help = "Test single Primary OSD (one PG) instead of Secondary",
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.def = "0",
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.category = FIO_OPT_C_ENGINE,
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.group = FIO_OPT_G_FILENAME,
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},
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{
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.name = "osd_trace",
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.lname = "OSD trace",
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.type = FIO_OPT_BOOL,
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.off1 = offsetof(struct sec_options, trace),
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.help = "Trace OSD operations",
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.def = "0",
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.category = FIO_OPT_C_ENGINE,
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.group = FIO_OPT_G_FILENAME,
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},
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{
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.name = "zerocopy_send",
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.lname = "Use zero-copy send",
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.type = FIO_OPT_BOOL,
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.off1 = offsetof(struct sec_options, zerocopy_send),
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.help = "Use zero-copy send (MSG_ZEROCOPY)",
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.def = "0",
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.category = FIO_OPT_C_ENGINE,
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.group = FIO_OPT_G_FILENAME,
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},
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{
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.name = NULL,
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},
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};
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static int sec_setup(struct thread_data *td)
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{
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sec_data *bsd;
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//fio_file *f;
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//int r;
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//int64_t size;
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bsd = new sec_data;
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if (!bsd)
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{
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td_verror(td, errno, "calloc");
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return 1;
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}
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td->io_ops_data = bsd;
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if (!td->files_index)
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{
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add_file(td, "bs_sec_osd", 0, 0);
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td->o.nr_files = td->o.nr_files ? : 1;
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td->o.open_files++;
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}
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//f = td->files[0];
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//f->real_file_size = size;
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return 0;
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}
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static void sec_cleanup(struct thread_data *td)
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{
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sec_data *bsd = (sec_data*)td->io_ops_data;
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if (bsd)
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{
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close(bsd->connect_fd);
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delete bsd;
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}
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}
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/* Connect to the server from each thread. */
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static int sec_init(struct thread_data *td)
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{
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sec_options *o = (sec_options*)td->eo;
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sec_data *bsd = (sec_data*)td->io_ops_data;
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bsd->block_order = o->block_order == 0 ? 17 : o->block_order;
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bsd->block_size = 1 << o->block_order;
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sockaddr_storage addr;
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if (!string_to_addr(std::string(o->host ? o->host : "127.0.0.1"), false, o->port > 0 ? o->port : 11203, &addr))
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{
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fprintf(stderr, "server address: %s is not valid\n", o->host ? o->host : "127.0.0.1");
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return 1;
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}
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bsd->connect_fd = socket(addr.ss_family, SOCK_STREAM, 0);
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if (bsd->connect_fd < 0)
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{
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perror("socket");
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return 1;
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}
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if (connect(bsd->connect_fd, (sockaddr*)&addr, sizeof(addr)) < 0)
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{
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perror("connect");
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return 1;
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}
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int one = 1;
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setsockopt(bsd->connect_fd, SOL_TCP, TCP_NODELAY, &one, sizeof(one));
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if (o->zerocopy_send)
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{
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#ifndef SO_ZEROCOPY
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perror("zerocopy send not supported on your system (socket.h misses SO_ZEROCOPY)");
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return 1;
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#else
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if (setsockopt(bsd->connect_fd, SOL_SOCKET, SO_ZEROCOPY, &one, sizeof(one)) < 0)
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{
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perror("setsockopt zerocopy");
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return 1;
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}
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#endif
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}
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// FIXME: read config (block size) from OSD
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return 0;
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}
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/* Begin read or write request. */
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static enum fio_q_status sec_queue(struct thread_data *td, struct io_u *io)
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{
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sec_options *opt = (sec_options*)td->eo;
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sec_data *bsd = (sec_data*)td->io_ops_data;
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int n = bsd->op_n;
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fio_ro_check(td, io);
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if (io->ddir == DDIR_SYNC && bsd->last_sync)
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{
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return FIO_Q_COMPLETED;
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}
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io->engine_data = bsd;
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op_buf_t *op_buf = new op_buf_t;
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op_buf->fio_op = io;
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osd_any_op_t &op = op_buf->buf;
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op.hdr.magic = SECONDARY_OSD_OP_MAGIC;
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op.hdr.id = n;
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switch (io->ddir)
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{
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case DDIR_READ:
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if (!opt->single_primary)
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{
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op.hdr.opcode = OSD_OP_SEC_READ;
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op.sec_rw.oid = {
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.inode = 1,
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.stripe = io->offset >> bsd->block_order,
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};
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op.sec_rw.version = UINT64_MAX; // last unstable
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op.sec_rw.offset = io->offset % bsd->block_size;
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op.sec_rw.len = io->xfer_buflen;
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op.sec_rw.attr_len = 0;
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}
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else
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{
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op.hdr.opcode = OSD_OP_READ;
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op.rw.inode = 1;
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op.rw.offset = io->offset;
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op.rw.len = io->xfer_buflen;
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}
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bsd->last_sync = false;
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break;
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case DDIR_WRITE:
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if (!opt->single_primary)
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{
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op.hdr.opcode = OSD_OP_SEC_WRITE;
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op.sec_rw.oid = {
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.inode = 1,
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.stripe = io->offset >> bsd->block_order,
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};
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op.sec_rw.version = 0; // assign automatically
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op.sec_rw.offset = io->offset % bsd->block_size;
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op.sec_rw.len = io->xfer_buflen;
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op.sec_rw.attr_len = 0;
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}
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else
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{
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op.hdr.opcode = OSD_OP_WRITE;
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op.rw.inode = 1;
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op.rw.offset = io->offset;
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op.rw.len = io->xfer_buflen;
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}
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bsd->last_sync = false;
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break;
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case DDIR_SYNC:
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if (!opt->single_primary)
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{
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// Allowed only for testing: sync & stabilize all unstable object versions
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op.hdr.opcode = OSD_OP_TEST_SYNC_STAB_ALL;
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}
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else
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{
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op.hdr.opcode = OSD_OP_SYNC;
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}
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// fio sends 32 syncs with -fsync=32. we omit 31 of them even though
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// generally it may not be 100% correct (FIXME: fix fio itself)
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bsd->last_sync = true;
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break;
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default:
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io->error = EINVAL;
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delete op_buf;
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return FIO_Q_COMPLETED;
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}
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if (opt->trace)
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{
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printf("+++ %s # %d\n", io->ddir == DDIR_READ ? "READ" :
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(io->ddir == DDIR_WRITE ? "WRITE" : "SYNC"), n);
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}
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io->error = 0;
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bsd->inflight++;
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bsd->op_n++;
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bsd->queue[n] = op_buf;
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iovec iov[2] = { { .iov_base = op.buf, .iov_len = OSD_PACKET_SIZE } };
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int iovcnt = 1, wtotal = OSD_PACKET_SIZE;
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if (io->ddir == DDIR_WRITE)
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{
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assert(io->xfer_buflen <= 0x7fffffff);
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iov[iovcnt++] = { .iov_base = io->xfer_buf, .iov_len = (size_t)io->xfer_buflen };
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wtotal += io->xfer_buflen;
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}
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if (sendv_blocking(bsd->connect_fd, iov, iovcnt,
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#ifdef SO_ZEROCOPY
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opt->zerocopy_send ? MSG_ZEROCOPY : 0
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#else
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0
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#endif
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) != wtotal)
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{
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perror("sendmsg");
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exit(1);
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}
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if (io->error != 0)
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return FIO_Q_COMPLETED;
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return FIO_Q_QUEUED;
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}
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static int sec_getevents(struct thread_data *td, unsigned int min, unsigned int max, const struct timespec *t)
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{
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sec_options *opt = (sec_options*)td->eo;
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sec_data *bsd = (sec_data*)td->io_ops_data;
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// FIXME timeout, at least poll. Now it's the stupidest implementation possible
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osd_any_reply_t reply;
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while (bsd->completed.size() < min)
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{
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read_blocking(bsd->connect_fd, reply.buf, OSD_PACKET_SIZE);
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if (reply.hdr.magic != SECONDARY_OSD_REPLY_MAGIC)
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{
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fprintf(stderr, "bad reply: magic = %jx instead of %jx\n", reply.hdr.magic, SECONDARY_OSD_REPLY_MAGIC);
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exit(1);
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}
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auto it = bsd->queue.find(reply.hdr.id);
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if (it == bsd->queue.end())
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{
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fprintf(stderr, "bad reply: op id %jx missing in local queue\n", reply.hdr.id);
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exit(1);
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}
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io_u* io = it->second->fio_op;
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delete it->second;
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bsd->queue.erase(it);
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if (io->ddir == DDIR_READ)
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{
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if (reply.hdr.retval != io->xfer_buflen)
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{
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fprintf(stderr, "Short read: retval = %jd instead of %ju\n", reply.hdr.retval, (uint64_t)io->xfer_buflen);
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exit(1);
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}
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// Support bitmap
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uint64_t bitmap = 0;
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int iovcnt = 0;
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iovec iov[2];
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if (reply.sec_rw.attr_len > 0)
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{
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if (reply.sec_rw.attr_len <= 8)
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iov[iovcnt++] = { .iov_base = &bitmap, .iov_len = reply.sec_rw.attr_len };
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else
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iov[iovcnt++] = { .iov_base = (void*)(bitmap = (uint64_t)malloc(reply.sec_rw.attr_len)), .iov_len = reply.sec_rw.attr_len };
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}
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assert(io->xfer_buflen <= 0x7FFFFFFF);
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iov[iovcnt++] = { .iov_base = io->xfer_buf, .iov_len = (size_t)io->xfer_buflen };
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readv_blocking(bsd->connect_fd, iov, iovcnt);
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if (reply.sec_rw.attr_len > 8)
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{
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free((void*)bitmap);
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}
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}
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else if (io->ddir == DDIR_WRITE)
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{
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if (reply.hdr.retval != io->xfer_buflen)
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{
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fprintf(stderr, "Short write: retval = %jd instead of %ju\n", reply.hdr.retval, (uint64_t)io->xfer_buflen);
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exit(1);
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}
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}
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else if (io->ddir == DDIR_SYNC)
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{
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if (reply.hdr.retval != 0)
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{
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fprintf(stderr, "Sync failed: retval = %jd\n", reply.hdr.retval);
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exit(1);
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}
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}
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if (opt->trace)
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{
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printf("--- %s # %ju\n", io->ddir == DDIR_READ ? "READ" :
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(io->ddir == DDIR_WRITE ? "WRITE" : "SYNC"), reply.hdr.id);
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}
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bsd->completed.push_back(io);
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}
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return bsd->completed.size();
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}
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static struct io_u *sec_event(struct thread_data *td, int event)
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{
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sec_data *bsd = (sec_data*)td->io_ops_data;
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if (bsd->completed.size() == 0)
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return NULL;
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/* FIXME We ignore the event number and assume fio calls us exactly once for [0..nr_events-1] */
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struct io_u *ev = bsd->completed.back();
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bsd->completed.pop_back();
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return ev;
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}
|
||||
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static int sec_io_u_init(struct thread_data *td, struct io_u *io)
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||||
{
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io->engine_data = NULL;
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return 0;
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}
|
||||
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static void sec_io_u_free(struct thread_data *td, struct io_u *io)
|
||||
{
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}
|
||||
|
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static int sec_open_file(struct thread_data *td, struct fio_file *f)
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||||
{
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return 0;
|
||||
}
|
||||
|
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static int sec_invalidate(struct thread_data *td, struct fio_file *f)
|
||||
{
|
||||
return 0;
|
||||
}
|
||||
|
||||
struct ioengine_ops ioengine = {
|
||||
.name = "vitastor_secondary_osd",
|
||||
.version = FIO_IOOPS_VERSION,
|
||||
.flags = FIO_MEMALIGN | FIO_DISKLESSIO | FIO_NOEXTEND,
|
||||
.setup = sec_setup,
|
||||
.init = sec_init,
|
||||
.queue = sec_queue,
|
||||
.getevents = sec_getevents,
|
||||
.event = sec_event,
|
||||
.cleanup = sec_cleanup,
|
||||
.open_file = sec_open_file,
|
||||
.invalidate = sec_invalidate,
|
||||
.io_u_init = sec_io_u_init,
|
||||
.io_u_free = sec_io_u_free,
|
||||
.option_struct_size = sizeof(struct sec_options),
|
||||
.options = options,
|
||||
};
|
||||
|
||||
static void fio_init fio_sec_register(void)
|
||||
{
|
||||
register_ioengine(&ioengine);
|
||||
}
|
||||
|
||||
static void fio_exit fio_sec_unregister(void)
|
||||
{
|
||||
unregister_ioengine(&ioengine);
|
||||
}
|
||||
Reference in New Issue
Block a user