+/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
+ * vim:expandtab:shiftwidth=8:tabstop=8:
+ *
+ * Copyright (C) 2002 Cluster File Systems, Inc.
+ * Author: Peter J. Braam <braam@clusterfs.com>
+ * Author: Phil Schwan <phil@clusterfs.com>
+ * Author: Brian Behlendorf <behlendorf1@llnl.gov>
+ *
+ * This file is part of Lustre, http://www.lustre.org.
+ *
+ * Lustre is free software; you can redistribute it and/or
+ * modify it under the terms of version 2 of the GNU General Public
+ * License as published by the Free Software Foundation.
+ *
+ * Lustre is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Lustre; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#include <stdlib.h>
+#include <sys/ioctl.h>
+#include <fcntl.h>
+#include <sys/socket.h>
+#include <sys/types.h>
+#include <sys/wait.h>
+#include <sys/stat.h>
+#include <stdio.h>
+#include <stdarg.h>
+#include <signal.h>
+#define printk printf
+
+
+#include <linux/lustre_lib.h>
+#include <linux/lustre_idl.h>
+#include <linux/lustre_dlm.h>
+
+#include <unistd.h>
+#include <sys/un.h>
+#include <time.h>
+#include <sys/time.h>
+#include <netinet/in.h>
+#include <errno.h>
+#include <string.h>
+#include <asm/page.h> /* needed for PAGE_SIZE - rread*/
+
+#include "parser.h"
+#include "lctl.h"
+
+#define __KERNEL__
+#include <linux/list.h>
+#undef __KERNEL__
+
+static int fd = -1;
+static uint64_t conn_addr = -1;
+static uint64_t conn_cookie;
+static char rawbuf[8192];
+static char *buf = rawbuf;
+static int max = 8192;
+static int rc = 0;
+
+#if 0
+static int thread;
+#endif
+
+int device_setup(int argc, char **argv) {
+ return 0;
+}
+
+/* Misc support functions */
+static int be_verbose(int verbose, struct timeval *next_time,
+ int num, int *next_num, int num_total) {
+ struct timeval now;
+
+ if (!verbose)
+ return 0;
+
+ if (next_time != NULL)
+ gettimeofday(&now, NULL);
+
+ /* A positive verbosity means to print every X iterations */
+ if (verbose > 0 &&
+ (next_num == NULL || num >= *next_num || num >= num_total)) {
+ *next_num += verbose;
+ if (next_time) {
+ next_time->tv_sec = now.tv_sec - verbose;
+ next_time->tv_usec = now.tv_usec;
+ }
+ return 1;
+ }
+
+ /* A negative verbosity means to print at most each X seconds */
+ if (verbose < 0 && next_time != NULL && difftime(&now, next_time) >= 0){
+ next_time->tv_sec = now.tv_sec - verbose;
+ next_time->tv_usec = now.tv_usec;
+ if (next_num)
+ *next_num = num;
+ return 1;
+ }
+
+ return 0;
+}
+
+static int get_verbose(const char *arg) {
+ int verbose;
+
+ if (!arg || arg[0] == 'v')
+ verbose = 1;
+ else if (arg[0] == 's' || arg[0] == 'q')
+ verbose = 0;
+ else
+ verbose = (int) strtoul(arg, NULL, 0);
+
+ if (verbose < 0)
+ printf("Print status every %d seconds\n", -verbose);
+ else if (verbose == 1)
+ printf("Print status every operation\n");
+ else if (verbose > 1)
+ printf("Print status every %d operations\n", verbose);
+
+ return verbose;
+}
+
+#if 0
+/* pack "LL LL LL LL LL LL LL L L L L L L L L L a60 a60 L L L" */
+static char * obdo_print(struct obdo *obd)
+{
+ char buf[1024];
+
+ sprintf(buf, "id: %Ld\ngrp: %Ld\natime: %Ld\nmtime: %Ld\nctime: %Ld\n"
+ "size: %Ld\nblocks: %Ld\nblksize: %d\nmode: %o\nuid: %d\n"
+ "gid: %d\nflags: %x\nobdflags: %x\nnlink: %d,\nvalid %x\n",
+ obd->o_id,
+ obd->o_gr,
+ obd->o_atime,
+ obd->o_mtime,
+ obd->o_ctime,
+ obd->o_size,
+ obd->o_blocks,
+ obd->o_blksize,
+ obd->o_mode,
+ obd->o_uid,
+ obd->o_gid,
+ obd->o_flags,
+ obd->o_obdflags,
+ obd->o_nlink,
+ obd->o_valid);
+ return strdup(buf);
+}
+#endif
+
+/* Device selection commands */
+int jt_dev_newdev(int argc, char **argv) {
+ struct obd_ioctl_data data;
+
+ LUSTRE_CONNECT(argv[0]);
+ IOCINIT(data);
+
+ if (argc != 1)
+ return CMD_HELP;
+
+ rc = ioctl(fd, OBD_IOC_NEWDEV , &data);
+ if (rc < 0)
+ fprintf(stderr, "error: %s: %s\n", cmdname(argv[0]),
+ strerror(rc=errno));
+ else {
+ printf("Current device set to %d\n", data.ioc_dev);
+ }
+
+ return rc;
+}
+
+static int do_device(char *func, int dev) {
+ struct obd_ioctl_data data;
+
+ memset(&data, 0, sizeof(data));
+ data.ioc_dev = dev;
+ LUSTRE_CONNECT(func);
+
+ if (obd_ioctl_pack(&data, &buf, max)) {
+ fprintf(stderr, "error: %s: invalid ioctl\n", cmdname(func));
+ return -2;
+ }
+
+ return ioctl(fd, OBD_IOC_DEVICE , buf);
+}
+
+int jt_dev_device(int argc, char **argv) {
+ do_disconnect(argv[0], 1);
+
+ if (argc != 2)
+ return CMD_HELP;
+
+ rc = do_device(argv[0], strtoul(argv[1], NULL, 0));
+ if (rc < 0)
+ fprintf(stderr, "error: %s: %s\n", cmdname(argv[0]),
+ strerror(rc = errno));
+
+ return rc;
+}
+
+static int do_uuid2dev(char *func, char *name) {
+ return 0;
+}
+
+int jt_dev_uuid2dev(int argc, char **argv) {
+ do_uuid2dev(NULL, NULL);
+ return 0;
+}
+
+static int do_name2dev(char *func, char *name) {
+ struct obd_ioctl_data data;
+
+ LUSTRE_CONNECT(func);
+ IOCINIT(data);
+
+ data.ioc_inllen1 = strlen(name) + 1;
+ data.ioc_inlbuf1 = name;
+
+ if (obd_ioctl_pack(&data, &buf, max)) {
+ fprintf(stderr, "error: %s: invalid ioctl\n", cmdname(func));
+ return -2;
+ }
+ rc = ioctl(fd, OBD_IOC_NAME2DEV , buf);
+ if (rc < 0) {
+ fprintf(stderr, "error: %s: %s - %s\n", cmdname(func),
+ name, strerror(rc = errno));
+ return rc;
+ }
+
+ memcpy((char *)(&data), buf, sizeof(data));
+
+ return data.ioc_dev + N2D_OFF;
+}
+
+int jt_dev_name2dev(int argc, char **argv) {
+
+ if (argc != 2)
+ return CMD_HELP;
+
+ rc = do_name2dev(argv[0], argv[1]);
+ if (rc >= N2D_OFF) {
+ int dev = rc - N2D_OFF;
+ rc = do_device(argv[0], dev);
+ if (rc == 0)
+ printf("%d\n", dev);
+ }
+ return rc;
+}
+
+int jt_dev_list(int argc, char **argv) {
+ char buf[1024];
+ struct obd_ioctl_data *data = (struct obd_ioctl_data *)buf;
+
+ LUSTRE_CONNECT(argv[0]);
+ memset(buf, 0, sizeof(buf));
+ data->ioc_version = OBD_IOCTL_VERSION;
+ data->ioc_addr = conn_addr;
+ data->ioc_cookie = conn_addr;
+ data->ioc_len = sizeof(buf);
+ data->ioc_inllen1 = sizeof(buf) - size_round(sizeof(*data));
+
+ if (argc != 1)
+ return CMD_HELP;
+
+ rc = ioctl(fd, OBD_IOC_LIST , data);
+ if (rc < 0)
+ fprintf(stderr, "error: %s: %s\n", cmdname(argv[0]),
+ strerror(rc=errno));
+ else {
+ printf("%s", data->ioc_bulk);
+ }
+
+ return rc;
+}
+
+/* Device configuration commands */
+int do_disconnect(char *func, int verbose) {
+ struct obd_ioctl_data data;
+
+ if (conn_addr == -1)
+ return 0;
+
+ IOCINIT(data);
+
+ rc = ioctl(fd, OBD_IOC_DISCONNECT , &data);
+ if (rc < 0) {
+ fprintf(stderr, "error: %s: %x %s\n", cmdname(func),
+ OBD_IOC_DISCONNECT, strerror(errno));
+ } else {
+ if (verbose)
+ printf("%s: disconnected conn %Lx\n", cmdname(func),
+ conn_addr);
+ conn_addr = -1;
+ }
+
+ return rc;
+}
+
+#if 0
+static int jt_dev_newconn(int argc, char **argv)
+{
+ struct obd_ioctl_data data;
+
+ IOCINIT(data);
+ if (argc != 1) {
+ fprintf(stderr, "usage: %s\n", cmdname(argv[0]));
+ return -1;
+ }
+
+ rc = ioctl(fd, OBD_IOC_RECOVD_NEWCONN , &data);
+ if (rc < 0)
+ fprintf(stderr, "error: %s: %s\n", cmdname(argv[0]),
+ strerror(rc = errno));
+
+ return rc;
+}
+#endif
+
+int jt_dev_probe(int argc, char **argv) {
+ struct obd_ioctl_data data;
+
+ IOCINIT(data);
+ do_disconnect(argv[0], 1);
+
+ if (argc != 1)
+ return CMD_HELP;
+
+ rc = ioctl(fd, OBD_IOC_CONNECT , &data);
+ if (rc < 0)
+ fprintf(stderr, "error: %s: %x %s\n", cmdname(argv[0]),
+ OBD_IOC_CONNECT, strerror(rc = errno));
+ else
+ conn_addr = data.ioc_addr;
+ conn_cookie = data.ioc_cookie;
+ return rc;
+}
+
+int jt_dev_close(int argc, char **argv) {
+ if (argc != 1)
+ return CMD_HELP;
+
+ if (conn_addr == -1)
+ return 0;
+
+ return do_disconnect(argv[0], 0);
+}
+
+#if 0
+static int jt__device(int argc, char **argv)
+{
+ char *arg2[3];
+ int ret;
+
+ if (argc < 3) {
+ fprintf(stderr, "usage: %s devno <command [args ...]>\n",
+ cmdname(argv[0]));
+ return -1;
+ }
+
+ rc = do_device("device", strtoul(argv[1], NULL, 0));
+
+ if (!rc) {
+ arg2[0] = "connect";
+ arg2[1] = NULL;
+ rc = jt_connect(1, arg2);
+ }
+
+ if (!rc)
+ rc = Parser_execarg(argc - 2, argv + 2, cmdlist);
+
+ ret = do_disconnect(argv[0], 0);
+ if (!rc)
+ rc = ret;
+
+ return rc;
+}
+
+static int jt__threads(int argc, char **argv)
+{
+ int threads, next_thread;
+ int verbose;
+ int i, j;
+
+ if (argc < 5) {
+ fprintf(stderr,
+ "usage: %s numthreads verbose devno <cmd [args ...]>\n",
+ argv[0]);
+ return -1;
+ }
+
+ threads = strtoul(argv[1], NULL, 0);
+
+ verbose = get_verbose(argv[2]);
+
+ printf("%s: starting %d threads on device %s running %s\n",
+ argv[0], threads, argv[3], argv[4]);
+
+ for (i = 1, next_thread = verbose; i <= threads; i++) {
+ rc = fork();
+ if (rc < 0) {
+ fprintf(stderr, "error: %s: #%d - %s\n", argv[0], i,
+ strerror(rc = errno));
+ break;
+ } else if (rc == 0) {
+ thread = i;
+ argv[2] = "--device";
+ return jt__device(argc - 2, argv + 2);
+ } else if (be_verbose(verbose, NULL, i, &next_thread, threads))
+ printf("%s: thread #%d (PID %d) started\n",
+ argv[0], i, rc);
+ rc = 0;
+ }
+
+ if (!thread) { /* parent process */
+ if (!verbose)
+ printf("%s: started %d threads\n\n", argv[0], i - 1);
+ else
+ printf("\n");
+
+ for (j = 1; j < i; j++) {
+ int status;
+ int ret = wait(&status);
+
+ if (ret < 0) {
+ fprintf(stderr, "error: %s: wait - %s\n",
+ argv[0], strerror(errno));
+ if (!rc)
+ rc = errno;
+ } else {
+ /*
+ * This is a hack. We _should_ be able to use
+ * WIFEXITED(status) to see if there was an
+ * error, but it appears to be broken and it
+ * always returns 1 (OK). See wait(2).
+ */
+ int err = WEXITSTATUS(status);
+ if (err)
+ fprintf(stderr,
+ "%s: PID %d had rc=%d\n",
+ argv[0], ret, err);
+ if (!rc)
+ rc = err;
+ }
+ }
+ }
+
+ return rc;
+}
+#endif
+
+int jt_dev_attach(int argc, char **argv) {
+ struct obd_ioctl_data data;
+
+ IOCINIT(data);
+ if (argc != 2 && argc != 3 && argc != 4)
+ return CMD_HELP;
+
+ data.ioc_inllen1 = strlen(argv[1]) + 1;
+ data.ioc_inlbuf1 = argv[1];
+ if (argc >= 3) {
+ data.ioc_inllen2 = strlen(argv[2]) + 1;
+ data.ioc_inlbuf2 = argv[2];
+ }
+
+ if (argc == 4) {
+ data.ioc_inllen3 = strlen(argv[3]) + 1;
+ data.ioc_inlbuf3 = argv[3];
+ }
+
+ if (obd_ioctl_pack(&data, &buf, max)) {
+ fprintf(stderr, "error: %s: invalid ioctl\n",cmdname(argv[0]));
+ return -2;
+ }
+
+ rc = ioctl(fd, OBD_IOC_ATTACH , buf);
+ if (rc < 0)
+ fprintf(stderr, "error: %s: %x %s\n", cmdname(argv[0]),
+ OBD_IOC_ATTACH, strerror(rc = errno));
+ else if (argc == 3) {
+ char name[1024];
+ if (strlen(argv[2]) > 128) {
+ printf("Name too long to set environment\n");
+ return -EINVAL;
+ }
+ snprintf(name, 512, "LUSTRE_DEV_%s", argv[2]);
+ rc = setenv(name, argv[1], 1);
+ if (rc) {
+ printf("error setting env variable %s\n", name);
+ }
+ }
+
+ return rc;
+}
+
+int jt_dev_setup(int argc, char **argv) {
+ struct obd_ioctl_data data;
+
+ IOCINIT(data);
+ if (argc > 3)
+ return CMD_HELP;
+
+ data.ioc_dev = -1;
+ if (argc > 1) {
+ if (argv[1][0] == '$') {
+ rc = do_name2dev(argv[0], argv[1] + 1);
+ if (rc >= N2D_OFF) {
+ printf("%s is device %d\n", argv[1],
+ rc - N2D_OFF);
+ data.ioc_dev = rc - N2D_OFF;
+ }
+ } else
+ data.ioc_dev = strtoul(argv[1], NULL, 0);
+ data.ioc_inllen1 = strlen(argv[1]) + 1;
+ data.ioc_inlbuf1 = argv[1];
+ }
+ if ( argc == 3 ) {
+ data.ioc_inllen2 = strlen(argv[2]) + 1;
+ data.ioc_inlbuf2 = argv[2];
+ }
+
+ if (obd_ioctl_pack(&data, &buf, max)) {
+ fprintf(stderr, "error: %s: invalid ioctl\n", cmdname(argv[0]));
+ return -2;
+ }
+ rc = ioctl(fd, OBD_IOC_SETUP , buf);
+ if (rc < 0)
+ fprintf(stderr, "error: %s: %s\n", cmdname(argv[0]),
+ strerror(rc = errno));
+
+ return rc;
+}
+
+int jt_dev_detach(int argc, char **argv) {
+ struct obd_ioctl_data data;
+
+ IOCINIT(data);
+ if (argc != 1)
+ return CMD_HELP;
+
+ if (obd_ioctl_pack(&data, &buf, max)) {
+ fprintf(stderr, "error: %s: invalid ioctl\n", cmdname(argv[0]));
+ return -2;
+ }
+
+ rc = ioctl(fd, OBD_IOC_DETACH , buf);
+ if (rc < 0)
+ fprintf(stderr, "error: %s: %s\n", cmdname(argv[0]),
+ strerror(rc=errno));
+
+ return rc;
+}
+
+int jt_dev_cleanup(int argc, char **argv) {
+ struct obd_ioctl_data data;
+
+ IOCINIT(data);
+ if (argc != 1)
+ return CMD_HELP;
+
+ rc = ioctl(fd, OBD_IOC_CLEANUP , &data);
+ if (rc < 0)
+ fprintf(stderr, "error: %s: %s\n", cmdname(argv[0]),
+ strerror(rc=errno));
+
+ return rc;
+}
+
+int jt_dev_lov_config(int argc, char **argv) {
+ struct obd_ioctl_data data;
+ struct lov_desc desc;
+ uuid_t *uuidarray;
+ int size, i;
+
+ IOCINIT(data);
+ if (argc <= 5)
+ return CMD_HELP;
+
+ if (strlen(argv[1]) > sizeof(uuid_t) - 1) {
+ fprintf(stderr, "lov_config: no %dB memory for uuid's\n",
+ size);
+ return -ENOMEM;
+ }
+
+ memset(&desc, 0, sizeof(desc));
+ strcpy(desc.ld_uuid, argv[1]);
+ desc.ld_default_stripecount = strtoul(argv[2], NULL, 0);
+ desc.ld_default_stripesize = strtoul(argv[3], NULL, 0);
+ desc.ld_pattern = strtoul(argv[4], NULL, 0);
+ desc.ld_tgt_count = argc - 5;
+
+
+ size = sizeof(uuid_t) * desc.ld_tgt_count;
+ uuidarray = malloc(size);
+ if (!uuidarray) {
+ fprintf(stderr, "lov_config: no %dB memory for uuid's\n",
+ size);
+ return -ENOMEM;
+ }
+ memset(uuidarray, 0, size);
+ for (i=5 ; i < argc ; i++) {
+ char *buf = (char *) (uuidarray + i -5 );
+ if (strlen(argv[i]) >= sizeof(uuid_t)) {
+ fprintf(stderr, "lov_config: arg %d (%s) too long\n",
+ i, argv[i]);
+ free(uuidarray);
+ return -EINVAL;
+ }
+ strcpy(buf, argv[i]);
+ }
+
+ data.ioc_inllen1 = sizeof(desc);
+ data.ioc_inlbuf1 = (char *)&desc;
+ data.ioc_inllen2 = size;
+ data.ioc_inlbuf2 = (char *)uuidarray;
+
+ if (obd_ioctl_pack(&data, &buf, max)) {
+ fprintf(stderr, "error: %s: invalid ioctl\n",cmdname(argv[0]));
+ return -EINVAL;
+ }
+
+ rc = ioctl(fd, OBD_IOC_LOV_CONFIG , buf);
+ if (rc < 0)
+ fprintf(stderr, "lov_config: error: %s: %s\n",
+ cmdname(argv[0]),strerror(rc = errno));
+ free(uuidarray);
+ return rc;
+}
+
+#if 0
+int jt_dev_create(int argc, char **argv) {
+ struct obd_ioctl_data data;
+ struct timeval next_time;
+ int count = 1, next_count;
+ int verbose;
+ int i;
+
+ IOCINIT(data);
+ if (argc < 2 || argc > 4)
+ return CMD_HELP;
+
+ count = strtoul(argv[1], NULL, 0);
+
+ if (argc > 2)
+ data.ioc_obdo1.o_mode = strtoul(argv[2], NULL, 0);
+ else
+ data.ioc_obdo1.o_mode = 0100644;
+ data.ioc_obdo1.o_valid = OBD_MD_FLMODE;
+
+ verbose = get_verbose(argv[3]);
+
+ printf("%s: %d obdos\n", cmdname(argv[0]), count);
+ gettimeofday(&next_time, NULL);
+ next_time.tv_sec -= verbose;
+
+ for (i = 1, next_count = verbose; i <= count ; i++) {
+ rc = ioctl(fd, OBD_IOC_CREATE , &data);
+ if (rc < 0) {
+ fprintf(stderr, "error: %s: #%d - %s\n",
+ cmdname(argv[0]), i, strerror(rc = errno));
+ break;
+ }
+ if (be_verbose(verbose, &next_time, i, &next_count, count))
+ printf("%s: #%d is object id %Ld\n", cmdname(argv[0]),
+ i, data.ioc_obdo1.o_id);
+ }
+ return rc;
+}
+
+int jt_dev_destroy(int argc, char **argv) {
+ struct obd_ioctl_data data;
+
+ IOCINIT(data);
+ if (argc != 2) {
+ fprintf(stderr, "usage: %s id\n", cmdname(argv[0]));
+ return -1;
+ }
+
+ data.ioc_obdo1.o_id = strtoul(argv[1], NULL, 0);
+ data.ioc_obdo1.o_mode = S_IFREG|0644;
+
+ rc = ioctl(fd, OBD_IOC_DESTROY , &data);
+ if (rc < 0)
+ fprintf(stderr, "error: %s: %s\n", cmdname(argv[0]),
+ strerror(rc = errno));
+
+ return rc;
+}
+#endif
+
+/* Device configuration commands */
+int jt_dev_setattr(int argc, char **argv) {
+ struct obd_ioctl_data data;
+
+ IOCINIT(data);
+ if (argc != 2)
+ return CMD_HELP;
+
+ data.ioc_obdo1.o_id = strtoul(argv[1], NULL, 0);
+ data.ioc_obdo1.o_mode = S_IFREG | strtoul(argv[2], NULL, 0);
+ data.ioc_obdo1.o_valid = OBD_MD_FLMODE;
+
+ rc = ioctl(fd, OBD_IOC_SETATTR , &data);
+ if (rc < 0)
+ fprintf(stderr, "error: %s: %s\n", cmdname(argv[0]),
+ strerror(rc = errno));
+
+ return rc;
+}
+
+int jt_dev_getattr(int argc, char **argv) {
+ struct obd_ioctl_data data;
+
+ if (argc != 2)
+ return CMD_HELP;
+
+ IOCINIT(data);
+ data.ioc_obdo1.o_id = strtoul(argv[1], NULL, 0);
+ /* to help obd filter */
+ data.ioc_obdo1.o_mode = 0100644;
+ data.ioc_obdo1.o_valid = 0xffffffff;
+ printf("%s: object id %Ld\n", cmdname(argv[0]), data.ioc_obdo1.o_id);
+
+ rc = ioctl(fd, OBD_IOC_GETATTR , &data);
+ if (rc) {
+ fprintf(stderr, "error: %s: %s\n", cmdname(argv[0]),
+ strerror(rc=errno));
+ } else {
+ printf("%s: object id %Ld, mode %o\n", cmdname(argv[0]),
+ data.ioc_obdo1.o_id, data.ioc_obdo1.o_mode);
+ }
+ return rc;
+}
+
+int jt_dev_test_getattr(int argc, char **argv) {
+ struct obd_ioctl_data data;
+ struct timeval start, next_time;
+ int i, count, next_count;
+ int verbose;
+
+ if (argc != 2 && argc != 3)
+ return CMD_HELP;
+
+ IOCINIT(data);
+ count = strtoul(argv[1], NULL, 0);
+
+ if (argc == 3)
+ verbose = get_verbose(argv[2]);
+ else
+ verbose = 1;
+
+ data.ioc_obdo1.o_valid = 0xffffffff;
+ data.ioc_obdo1.o_id = 2;
+ gettimeofday(&start, NULL);
+ next_time.tv_sec = start.tv_sec - verbose;
+ next_time.tv_usec = start.tv_usec;
+ printf("%s: getting %d attrs (testing only): %s", cmdname(argv[0]),
+ count, ctime(&start.tv_sec));
+
+ for (i = 1, next_count = verbose; i <= count; i++) {
+ rc = ioctl(fd, OBD_IOC_GETATTR , &data);
+ if (rc < 0) {
+ fprintf(stderr, "error: %s: #%d - %s\n",
+ cmdname(argv[0]), i, strerror(rc = errno));
+ break;
+ } else {
+ if (be_verbose(verbose, &next_time, i,&next_count,count))
+ printf("%s: got attr #%d\n", cmdname(argv[0]), i);
+ }
+ }
+
+ if (!rc) {
+ struct timeval end;
+ double diff;
+
+ gettimeofday(&end, NULL);
+
+ diff = difftime(&end, &start);
+
+ --i;
+ printf("%s: %d attrs in %.4gs (%.4g attr/s): %s",
+ cmdname(argv[0]), i, diff, (double)i / diff,
+ ctime(&end.tv_sec));
+ }
+ return rc;
+}
+
+int jt_dev_test_brw(int argc, char **argv) {
+ struct obd_ioctl_data data;
+ struct timeval start, next_time;
+ char *bulk, *b;
+ int pages = 1, obdos = 1, count, next_count;
+ int verbose = 1, write = 0, rw;
+ int i, o, p;
+ int len;
+
+ if (argc < 2 || argc > 6)
+ return CMD_HELP;
+
+ count = strtoul(argv[1], NULL, 0);
+
+ if (argc >= 3) {
+ if (argv[2][0] == 'w' || argv[2][0] == '1')
+ write = 1;
+ else if (argv[2][0] == 'r' || argv[2][0] == '0')
+ write = 0;
+
+ verbose = get_verbose(argv[3]);
+ }
+
+ if (argc >= 5)
+ pages = strtoul(argv[4], NULL, 0);
+ if (argc >= 6)
+ obdos = strtoul(argv[5], NULL, 0);
+
+ if (obdos != 1 && obdos != 2) {
+ fprintf(stderr, "error: %s: only 1 or 2 obdos supported\n",
+ cmdname(argv[0]));
+ return -2;
+ }
+
+ len = pages * PAGE_SIZE;
+
+ bulk = calloc(obdos, len);
+ if (!bulk) {
+ fprintf(stderr,"error: %s: no memory allocating %dx%d pages\n",
+ cmdname(argv[0]), obdos, pages);
+ return -2;
+ }
+ IOCINIT(data);
+ data.ioc_obdo1.o_id = 2;
+ data.ioc_count = len;
+ data.ioc_offset = 0;
+ data.ioc_plen1 = len;
+ data.ioc_pbuf1 = bulk;
+ if (obdos > 1) {
+ data.ioc_obdo2.o_id = 3;
+ data.ioc_plen2 = len;
+ data.ioc_pbuf2 = bulk + len;
+ }
+
+ gettimeofday(&start, NULL);
+ next_time.tv_sec = start.tv_sec - verbose;
+ next_time.tv_usec = start.tv_usec;
+
+ printf("%s: %s %d (%dx%d pages) (testing only): %s",
+ cmdname(argv[0]), write ? "writing" : "reading",
+ count, obdos, pages, ctime(&start.tv_sec));
+
+ /*
+ * We will put in the start time (and loop count inside the loop)
+ * at the beginning of each page so that we will be able to validate
+ * (at some later time) whether the data actually made it or not.
+ *
+ * XXX we do not currently use any of this memory in OBD_IOC_BRW_*
+ * just to avoid the overhead of the copy_{to,from}_user. It
+ * can be fixed if we ever need to send real data around.
+ */
+ for (o = 0, b = bulk; o < obdos; o++)
+ for (p = 0; p < pages; p++, b += PAGE_SIZE)
+ memcpy(b, &start, sizeof(start));
+
+ rw = write ? OBD_IOC_BRW_WRITE : OBD_IOC_BRW_READ;
+ for (i = 1, next_count = verbose; i <= count; i++) {
+ if (write) {
+ b = bulk + sizeof(struct timeval);
+ for (o = 0; o < obdos; o++)
+ for (p = 0; p < pages; p++, b += PAGE_SIZE)
+ memcpy(b, &count, sizeof(count));
+ }
+
+ rc = ioctl(fd, rw, &data);
+ if (rc) {
+ fprintf(stderr, "error: %s: #%d - %s on %s\n",
+ cmdname(argv[0]), i, strerror(rc = errno),
+ write ? "write" : "read");
+ break;
+ } else if (be_verbose(verbose,&next_time,i,&next_count,count))
+ printf("%s: %s number %d\n", cmdname(argv[0]),
+ write ? "write" : "read", i);
+ }
+
+ free(bulk);
+
+ if (!rc) {
+ struct timeval end;
+ double diff;
+
+ gettimeofday(&end, NULL);
+
+ diff = difftime(&end, &start);
+
+ --i;
+ printf("%s: %s %dx%dx%d pages in %.4gs (%.4g pg/s): %s",
+ cmdname(argv[0]), write ? "wrote" : "read", obdos,
+ pages, i, diff, (double)obdos * i * pages / diff,
+ ctime(&end.tv_sec));
+ }
+ return rc;
+}
+
+int jt_dev_test_ldlm(int argc, char **argv) {
+ struct obd_ioctl_data data;
+
+ IOCINIT(data);
+ if (argc != 1)
+ return CMD_HELP;
+
+ rc = ioctl(fd, IOC_LDLM_TEST, &data);
+ if (rc)
+ fprintf(stderr, "error: %s: test failed: %s\n",
+ cmdname(argv[0]), strerror(rc = errno));
+ return rc;
+}
git://git.whamcloud.com / fs / lustre-release.git / commitdiff