chenh | 0e55d6b | 2014-03-27 15:19:43 -0400 | [diff] [blame] | 1 | /* |
| 2 | * glusterfs engine |
| 3 | * |
chenh | cb92c7f | 2014-04-02 13:01:01 -0400 | [diff] [blame] | 4 | * common Glusterfs's gfapi interface |
chenh | 0e55d6b | 2014-03-27 15:19:43 -0400 | [diff] [blame] | 5 | * |
| 6 | */ |
| 7 | |
chenh | cb92c7f | 2014-04-02 13:01:01 -0400 | [diff] [blame] | 8 | #include "gfapi.h" |
chenh | 0e55d6b | 2014-03-27 15:19:43 -0400 | [diff] [blame] | 9 | |
chenh | cb92c7f | 2014-04-02 13:01:01 -0400 | [diff] [blame] | 10 | struct fio_option gfapi_options[] = { |
Jens Axboe | 3b66546 | 2014-05-19 10:12:56 -0600 | [diff] [blame^] | 11 | { |
| 12 | .name = "volume", |
| 13 | .lname = "Glusterfs volume", |
| 14 | .type = FIO_OPT_STR_STORE, |
| 15 | .help = "Name of the Glusterfs volume", |
| 16 | .off1 = offsetof(struct gf_options, gf_vol), |
| 17 | .category = FIO_OPT_C_ENGINE, |
| 18 | .group = FIO_OPT_G_GFAPI, |
| 19 | }, |
| 20 | { |
| 21 | .name = "brick", |
| 22 | .lname = "Glusterfs brick name", |
| 23 | .type = FIO_OPT_STR_STORE, |
| 24 | .help = "Name of the Glusterfs brick to connect", |
| 25 | .off1 = offsetof(struct gf_options, gf_brick), |
| 26 | .category = FIO_OPT_C_ENGINE, |
| 27 | .group = FIO_OPT_G_GFAPI, |
| 28 | }, |
| 29 | { |
| 30 | .name = NULL, |
| 31 | }, |
chenh | 0e55d6b | 2014-03-27 15:19:43 -0400 | [diff] [blame] | 32 | }; |
| 33 | |
chenh | cb92c7f | 2014-04-02 13:01:01 -0400 | [diff] [blame] | 34 | int fio_gf_setup(struct thread_data *td) |
chenh | 0e55d6b | 2014-03-27 15:19:43 -0400 | [diff] [blame] | 35 | { |
| 36 | int r = 0; |
| 37 | struct gf_data *g = NULL; |
| 38 | struct gf_options *opt = td->eo; |
Jens Axboe | 3b66546 | 2014-05-19 10:12:56 -0600 | [diff] [blame^] | 39 | struct stat sb = { 0, }; |
chenh | 0ac466f | 2014-03-28 15:30:54 -0400 | [diff] [blame] | 40 | |
| 41 | dprint(FD_IO, "fio setup\n"); |
chenh | 0e55d6b | 2014-03-27 15:19:43 -0400 | [diff] [blame] | 42 | |
| 43 | if (td->io_ops->data) |
Jens Axboe | 3b66546 | 2014-05-19 10:12:56 -0600 | [diff] [blame^] | 44 | return 0; |
chenh | 0e55d6b | 2014-03-27 15:19:43 -0400 | [diff] [blame] | 45 | |
| 46 | g = malloc(sizeof(struct gf_data)); |
Jens Axboe | 3b66546 | 2014-05-19 10:12:56 -0600 | [diff] [blame^] | 47 | if (!g) { |
| 48 | log_err("malloc failed.\n"); |
| 49 | return -ENOMEM; |
chenh | 0e55d6b | 2014-03-27 15:19:43 -0400 | [diff] [blame] | 50 | } |
Jens Axboe | 3b66546 | 2014-05-19 10:12:56 -0600 | [diff] [blame^] | 51 | g->fs = NULL; |
| 52 | g->fd = NULL; |
| 53 | g->aio_events = NULL; |
chenh | 0e55d6b | 2014-03-27 15:19:43 -0400 | [diff] [blame] | 54 | |
Jens Axboe | 3b66546 | 2014-05-19 10:12:56 -0600 | [diff] [blame^] | 55 | g->fs = glfs_new(opt->gf_vol); |
| 56 | if (!g->fs) { |
| 57 | log_err("glfs_new failed.\n"); |
| 58 | goto cleanup; |
chenh | 0e55d6b | 2014-03-27 15:19:43 -0400 | [diff] [blame] | 59 | } |
Jens Axboe | 3b66546 | 2014-05-19 10:12:56 -0600 | [diff] [blame^] | 60 | glfs_set_logging(g->fs, "/tmp/fio_gfapi.log", 7); |
chenh | 0e55d6b | 2014-03-27 15:19:43 -0400 | [diff] [blame] | 61 | /* default to tcp */ |
chenh | 0ac466f | 2014-03-28 15:30:54 -0400 | [diff] [blame] | 62 | r = glfs_set_volfile_server(g->fs, "tcp", opt->gf_brick, 0); |
Jens Axboe | 3b66546 | 2014-05-19 10:12:56 -0600 | [diff] [blame^] | 63 | if (r) { |
| 64 | log_err("glfs_set_volfile_server failed.\n"); |
| 65 | goto cleanup; |
chenh | 0e55d6b | 2014-03-27 15:19:43 -0400 | [diff] [blame] | 66 | } |
| 67 | r = glfs_init(g->fs); |
Jens Axboe | 3b66546 | 2014-05-19 10:12:56 -0600 | [diff] [blame^] | 68 | if (r) { |
| 69 | log_err("glfs_init failed. Is glusterd running on brick?\n"); |
| 70 | goto cleanup; |
chenh | 0e55d6b | 2014-03-27 15:19:43 -0400 | [diff] [blame] | 71 | } |
chenh | 0ac466f | 2014-03-28 15:30:54 -0400 | [diff] [blame] | 72 | sleep(2); |
Jens Axboe | 3b66546 | 2014-05-19 10:12:56 -0600 | [diff] [blame^] | 73 | r = glfs_lstat(g->fs, ".", &sb); |
| 74 | if (r) { |
| 75 | log_err("glfs_lstat failed.\n"); |
| 76 | goto cleanup; |
chenh | 0ac466f | 2014-03-28 15:30:54 -0400 | [diff] [blame] | 77 | } |
| 78 | dprint(FD_FILE, "fio setup %p\n", g->fs); |
chenh | 0e55d6b | 2014-03-27 15:19:43 -0400 | [diff] [blame] | 79 | td->io_ops->data = g; |
| 80 | cleanup: |
Jens Axboe | 3b66546 | 2014-05-19 10:12:56 -0600 | [diff] [blame^] | 81 | if (r) { |
| 82 | if (g) { |
| 83 | if (g->fs) { |
| 84 | glfs_fini(g->fs); |
| 85 | } |
| 86 | free(g); |
| 87 | td->io_ops->data = NULL; |
| 88 | } |
chenh | 0e55d6b | 2014-03-27 15:19:43 -0400 | [diff] [blame] | 89 | } |
| 90 | return r; |
| 91 | } |
| 92 | |
chenh | cb92c7f | 2014-04-02 13:01:01 -0400 | [diff] [blame] | 93 | void fio_gf_cleanup(struct thread_data *td) |
chenh | 0e55d6b | 2014-03-27 15:19:43 -0400 | [diff] [blame] | 94 | { |
chenh | cb92c7f | 2014-04-02 13:01:01 -0400 | [diff] [blame] | 95 | struct gf_data *g = td->io_ops->data; |
| 96 | |
| 97 | if (g) { |
Jens Axboe | 3b66546 | 2014-05-19 10:12:56 -0600 | [diff] [blame^] | 98 | if (g->aio_events) |
| 99 | free(g->aio_events); |
| 100 | if (g->fd) |
| 101 | glfs_close(g->fd); |
| 102 | if (g->fs) |
| 103 | glfs_fini(g->fs); |
| 104 | free(g); |
| 105 | td->io_ops->data = NULL; |
chenh | cb92c7f | 2014-04-02 13:01:01 -0400 | [diff] [blame] | 106 | } |
chenh | 0e55d6b | 2014-03-27 15:19:43 -0400 | [diff] [blame] | 107 | } |
| 108 | |
chenh | cb92c7f | 2014-04-02 13:01:01 -0400 | [diff] [blame] | 109 | int fio_gf_get_file_size(struct thread_data *td, struct fio_file *f) |
chenh | 0e55d6b | 2014-03-27 15:19:43 -0400 | [diff] [blame] | 110 | { |
Jens Axboe | 3b66546 | 2014-05-19 10:12:56 -0600 | [diff] [blame^] | 111 | struct stat buf; |
| 112 | int ret; |
| 113 | struct gf_data *g = td->io_ops->data; |
chenh | 0e55d6b | 2014-03-27 15:19:43 -0400 | [diff] [blame] | 114 | |
Jens Axboe | 3b66546 | 2014-05-19 10:12:56 -0600 | [diff] [blame^] | 115 | dprint(FD_FILE, "get file size %s\n", f->file_name); |
chenh | 1368c1c | 2014-03-28 15:01:42 -0400 | [diff] [blame] | 116 | |
Jens Axboe | 3b66546 | 2014-05-19 10:12:56 -0600 | [diff] [blame^] | 117 | if (!g || !g->fs) { |
| 118 | return 0; |
| 119 | } |
| 120 | if (fio_file_size_known(f)) |
| 121 | return 0; |
chenh | 0e55d6b | 2014-03-27 15:19:43 -0400 | [diff] [blame] | 122 | |
Jens Axboe | 3b66546 | 2014-05-19 10:12:56 -0600 | [diff] [blame^] | 123 | ret = glfs_lstat(g->fs, f->file_name, &buf); |
| 124 | if (ret < 0) { |
| 125 | log_err("glfs_lstat failed.\n"); |
| 126 | return ret; |
| 127 | } |
chenh | 0e55d6b | 2014-03-27 15:19:43 -0400 | [diff] [blame] | 128 | |
Jens Axboe | 3b66546 | 2014-05-19 10:12:56 -0600 | [diff] [blame^] | 129 | f->real_file_size = buf.st_size; |
| 130 | fio_file_set_size_known(f); |
chenh | 0e55d6b | 2014-03-27 15:19:43 -0400 | [diff] [blame] | 131 | |
Jens Axboe | 3b66546 | 2014-05-19 10:12:56 -0600 | [diff] [blame^] | 132 | return 0; |
chenh | 0e55d6b | 2014-03-27 15:19:43 -0400 | [diff] [blame] | 133 | |
| 134 | } |
| 135 | |
chenh | cb92c7f | 2014-04-02 13:01:01 -0400 | [diff] [blame] | 136 | int fio_gf_open_file(struct thread_data *td, struct fio_file *f) |
chenh | 0e55d6b | 2014-03-27 15:19:43 -0400 | [diff] [blame] | 137 | { |
chenh | 0ac466f | 2014-03-28 15:30:54 -0400 | [diff] [blame] | 138 | |
Jens Axboe | 3b66546 | 2014-05-19 10:12:56 -0600 | [diff] [blame^] | 139 | int flags = 0; |
| 140 | int ret = 0; |
| 141 | struct gf_data *g = td->io_ops->data; |
| 142 | struct stat sb = { 0, }; |
chenh | 0e55d6b | 2014-03-27 15:19:43 -0400 | [diff] [blame] | 143 | |
Jens Axboe | 3b66546 | 2014-05-19 10:12:56 -0600 | [diff] [blame^] | 144 | if (td_write(td)) { |
| 145 | if (!read_only) |
| 146 | flags = O_RDWR; |
| 147 | } else if (td_read(td)) { |
| 148 | if (!read_only) |
| 149 | flags = O_RDWR; |
| 150 | else |
| 151 | flags = O_RDONLY; |
| 152 | } |
| 153 | dprint(FD_FILE, "fio file %s open mode %s td rw %s\n", f->file_name, |
| 154 | flags == O_RDONLY ? "ro" : "rw", td_read(td) ? "read" : "write"); |
| 155 | g->fd = glfs_creat(g->fs, f->file_name, flags, 0644); |
| 156 | if (!g->fd) { |
| 157 | log_err("glfs_creat failed.\n"); |
| 158 | ret = errno; |
| 159 | } |
| 160 | /* file for read doesn't exist or shorter than required, create/extend it */ |
| 161 | if (td_read(td)) { |
| 162 | if (glfs_lstat(g->fs, f->file_name, &sb) |
| 163 | || sb.st_size < f->real_file_size) { |
| 164 | dprint(FD_FILE, "fio extend file %s from %ld to %ld\n", |
| 165 | f->file_name, sb.st_size, f->real_file_size); |
| 166 | ret = glfs_ftruncate(g->fd, f->real_file_size); |
| 167 | if (ret) { |
| 168 | log_err("failed fio extend file %s to %ld\n", |
| 169 | f->file_name, f->real_file_size); |
| 170 | } else { |
| 171 | unsigned long long left; |
| 172 | unsigned int bs; |
| 173 | char *b; |
| 174 | int r; |
chenh | 533362e | 2014-04-01 15:45:57 -0400 | [diff] [blame] | 175 | |
Jens Axboe | 3b66546 | 2014-05-19 10:12:56 -0600 | [diff] [blame^] | 176 | /* fill the file, copied from extend_file */ |
| 177 | b = malloc(td->o.max_bs[DDIR_WRITE]); |
chenh | 533362e | 2014-04-01 15:45:57 -0400 | [diff] [blame] | 178 | |
Jens Axboe | 3b66546 | 2014-05-19 10:12:56 -0600 | [diff] [blame^] | 179 | left = f->real_file_size; |
| 180 | while (left && !td->terminate) { |
| 181 | bs = td->o.max_bs[DDIR_WRITE]; |
| 182 | if (bs > left) |
| 183 | bs = left; |
chenh | 533362e | 2014-04-01 15:45:57 -0400 | [diff] [blame] | 184 | |
Jens Axboe | 3b66546 | 2014-05-19 10:12:56 -0600 | [diff] [blame^] | 185 | fill_io_buffer(td, b, bs, bs); |
chenh | 533362e | 2014-04-01 15:45:57 -0400 | [diff] [blame] | 186 | |
Jens Axboe | 3b66546 | 2014-05-19 10:12:56 -0600 | [diff] [blame^] | 187 | r = glfs_write(g->fd, b, bs, 0); |
| 188 | dprint(FD_IO, |
| 189 | "fio write %d of %ld file %s\n", |
| 190 | r, f->real_file_size, |
| 191 | f->file_name); |
chenh | 533362e | 2014-04-01 15:45:57 -0400 | [diff] [blame] | 192 | |
Jens Axboe | 3b66546 | 2014-05-19 10:12:56 -0600 | [diff] [blame^] | 193 | if (r > 0) { |
| 194 | left -= r; |
| 195 | continue; |
| 196 | } else { |
| 197 | if (r < 0) { |
| 198 | int __e = errno; |
chenh | 533362e | 2014-04-01 15:45:57 -0400 | [diff] [blame] | 199 | |
Jens Axboe | 3b66546 | 2014-05-19 10:12:56 -0600 | [diff] [blame^] | 200 | if (__e == ENOSPC) { |
| 201 | if (td->o. |
| 202 | fill_device) |
| 203 | break; |
| 204 | log_info |
| 205 | ("fio: ENOSPC on laying out " |
| 206 | "file, stopping\n"); |
| 207 | break; |
| 208 | } |
| 209 | td_verror(td, errno, |
| 210 | "write"); |
| 211 | } else |
| 212 | td_verror(td, EIO, |
| 213 | "write"); |
chenh | 533362e | 2014-04-01 15:45:57 -0400 | [diff] [blame] | 214 | |
Jens Axboe | 3b66546 | 2014-05-19 10:12:56 -0600 | [diff] [blame^] | 215 | break; |
| 216 | } |
| 217 | } |
chenh | 533362e | 2014-04-01 15:45:57 -0400 | [diff] [blame] | 218 | |
Jens Axboe | 3b66546 | 2014-05-19 10:12:56 -0600 | [diff] [blame^] | 219 | if (b) |
| 220 | free(b); |
| 221 | glfs_lseek(g->fd, 0, SEEK_SET); |
chenh | 533362e | 2014-04-01 15:45:57 -0400 | [diff] [blame] | 222 | |
Jens Axboe | 3b66546 | 2014-05-19 10:12:56 -0600 | [diff] [blame^] | 223 | if (td->terminate) { |
| 224 | dprint(FD_FILE, "terminate unlink %s\n", |
| 225 | f->file_name); |
| 226 | unlink(f->file_name); |
| 227 | } else if (td->o.create_fsync) { |
| 228 | if (glfs_fsync(g->fd) < 0) { |
| 229 | dprint(FD_FILE, |
| 230 | "failed to sync, close %s\n", |
| 231 | f->file_name); |
| 232 | td_verror(td, errno, "fsync"); |
| 233 | glfs_close(g->fd); |
| 234 | g->fd = NULL; |
| 235 | return 1; |
| 236 | } |
| 237 | } |
| 238 | } |
| 239 | } |
| 240 | } |
chenh | 54fe20f | 2014-04-08 13:02:26 -0400 | [diff] [blame] | 241 | #if defined(GFAPI_USE_FADVISE) |
Jens Axboe | 3b66546 | 2014-05-19 10:12:56 -0600 | [diff] [blame^] | 242 | { |
| 243 | int r = 0; |
| 244 | if (td_random(td)) { |
| 245 | r = glfs_fadvise(g->fd, 0, f->real_file_size, |
| 246 | POSIX_FADV_RANDOM); |
| 247 | } else { |
| 248 | r = glfs_fadvise(g->fd, 0, f->real_file_size, |
| 249 | POSIX_FADV_SEQUENTIAL); |
| 250 | } |
| 251 | if (r) { |
| 252 | dprint(FD_FILE, "fio %p fadvise %s status %d\n", g->fs, |
| 253 | f->file_name, r); |
| 254 | } |
| 255 | } |
chenh | 54fe20f | 2014-04-08 13:02:26 -0400 | [diff] [blame] | 256 | #endif |
Jens Axboe | 3b66546 | 2014-05-19 10:12:56 -0600 | [diff] [blame^] | 257 | dprint(FD_FILE, "fio %p created %s\n", g->fs, f->file_name); |
| 258 | f->fd = -1; |
| 259 | f->shadow_fd = -1; |
chenh | 0ac466f | 2014-03-28 15:30:54 -0400 | [diff] [blame] | 260 | |
Jens Axboe | 3b66546 | 2014-05-19 10:12:56 -0600 | [diff] [blame^] | 261 | return ret; |
chenh | 0e55d6b | 2014-03-27 15:19:43 -0400 | [diff] [blame] | 262 | } |
| 263 | |
chenh | cb92c7f | 2014-04-02 13:01:01 -0400 | [diff] [blame] | 264 | int fio_gf_close_file(struct thread_data *td, struct fio_file *f) |
chenh | 0e55d6b | 2014-03-27 15:19:43 -0400 | [diff] [blame] | 265 | { |
| 266 | int ret = 0; |
| 267 | struct gf_data *g = td->io_ops->data; |
| 268 | |
| 269 | dprint(FD_FILE, "fd close %s\n", f->file_name); |
| 270 | |
Jens Axboe | 3b66546 | 2014-05-19 10:12:56 -0600 | [diff] [blame^] | 271 | if (g) { |
| 272 | if (g->fd && glfs_close(g->fd) < 0) |
| 273 | ret = errno; |
chenh | 0ac466f | 2014-03-28 15:30:54 -0400 | [diff] [blame] | 274 | |
Jens Axboe | 3b66546 | 2014-05-19 10:12:56 -0600 | [diff] [blame^] | 275 | if (g->fs) |
| 276 | glfs_fini(g->fs); |
chenh | 0e55d6b | 2014-03-27 15:19:43 -0400 | [diff] [blame] | 277 | |
Jens Axboe | 3b66546 | 2014-05-19 10:12:56 -0600 | [diff] [blame^] | 278 | g->fd = NULL; |
| 279 | free(g); |
| 280 | } |
chenh | 0ac466f | 2014-03-28 15:30:54 -0400 | [diff] [blame] | 281 | td->io_ops->data = NULL; |
chenh | 0e55d6b | 2014-03-27 15:19:43 -0400 | [diff] [blame] | 282 | f->engine_data = 0; |
| 283 | |
| 284 | return ret; |
| 285 | } |