diff options
Diffstat (limited to 'cddl/contrib/opensolaris/lib/libzpool/common/util.c')
| -rw-r--r-- | cddl/contrib/opensolaris/lib/libzpool/common/util.c | 196 |
1 files changed, 0 insertions, 196 deletions
diff --git a/cddl/contrib/opensolaris/lib/libzpool/common/util.c b/cddl/contrib/opensolaris/lib/libzpool/common/util.c deleted file mode 100644 index d2ed31a468321..0000000000000 --- a/cddl/contrib/opensolaris/lib/libzpool/common/util.c +++ /dev/null @@ -1,196 +0,0 @@ -/* - * CDDL HEADER START - * - * The contents of this file are subject to the terms of the - * Common Development and Distribution License (the "License"). - * You may not use this file except in compliance with the License. - * - * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE - * or http://www.opensolaris.org/os/licensing. - * See the License for the specific language governing permissions - * and limitations under the License. - * - * When distributing Covered Code, include this CDDL HEADER in each - * file and include the License file at usr/src/OPENSOLARIS.LICENSE. - * If applicable, add the following below this CDDL HEADER, with the - * fields enclosed by brackets "[]" replaced with your own identifying - * information: Portions Copyright [yyyy] [name of copyright owner] - * - * CDDL HEADER END - */ -/* - * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved. - * Copyright (c) 2016 by Delphix. All rights reserved. - * Copyright (c) 2017, Intel Corporation. - */ - -#include <assert.h> -#include <sys/zfs_context.h> -#include <sys/avl.h> -#include <string.h> -#include <stdio.h> -#include <stdlib.h> -#include <sys/spa.h> -#include <sys/fs/zfs.h> -#include <sys/refcount.h> -#include <dlfcn.h> - -/* - * Routines needed by more than one client of libzpool. - */ - -static void -show_vdev_stats(const char *desc, const char *ctype, nvlist_t *nv, int indent) -{ - vdev_stat_t *vs; - vdev_stat_t v0 = { 0 }; - uint64_t sec; - uint64_t is_log = 0; - nvlist_t **child; - uint_t c, children; - char used[6], avail[6]; - char rops[6], wops[6], rbytes[6], wbytes[6], rerr[6], werr[6], cerr[6]; - - if (indent == 0 && desc != NULL) { - (void) printf(" " - " capacity operations bandwidth ---- errors ----\n"); - (void) printf("description " - "used avail read write read write read write cksum\n"); - } - - if (desc != NULL) { - char *suffix = "", *bias = NULL; - char bias_suffix[32]; - - (void) nvlist_lookup_uint64(nv, ZPOOL_CONFIG_IS_LOG, &is_log); - (void) nvlist_lookup_string(nv, ZPOOL_CONFIG_ALLOCATION_BIAS, - &bias); - if (nvlist_lookup_uint64_array(nv, ZPOOL_CONFIG_VDEV_STATS, - (uint64_t **)&vs, &c) != 0) - vs = &v0; - - if (bias != NULL) { - (void) snprintf(bias_suffix, sizeof (bias_suffix), - " (%s)", bias); - suffix = bias_suffix; - } else if (is_log) { - suffix = " (log)"; - } - - sec = MAX(1, vs->vs_timestamp / NANOSEC); - - nicenum(vs->vs_alloc, used, sizeof (used)); - nicenum(vs->vs_space - vs->vs_alloc, avail, sizeof (avail)); - nicenum(vs->vs_ops[ZIO_TYPE_READ] / sec, rops, sizeof (rops)); - nicenum(vs->vs_ops[ZIO_TYPE_WRITE] / sec, wops, sizeof (wops)); - nicenum(vs->vs_bytes[ZIO_TYPE_READ] / sec, rbytes, - sizeof (rbytes)); - nicenum(vs->vs_bytes[ZIO_TYPE_WRITE] / sec, wbytes, - sizeof (wbytes)); - nicenum(vs->vs_read_errors, rerr, sizeof (rerr)); - nicenum(vs->vs_write_errors, werr, sizeof (werr)); - nicenum(vs->vs_checksum_errors, cerr, sizeof (cerr)); - - (void) printf("%*s%s%*s%*s%*s %5s %5s %5s %5s %5s %5s %5s\n", - indent, "", - desc, - (int)(indent+strlen(desc)-25-(vs->vs_space ? 0 : 12)), - suffix, - vs->vs_space ? 6 : 0, vs->vs_space ? used : "", - vs->vs_space ? 6 : 0, vs->vs_space ? avail : "", - rops, wops, rbytes, wbytes, rerr, werr, cerr); - } - - if (nvlist_lookup_nvlist_array(nv, ctype, &child, &children) != 0) - return; - - for (c = 0; c < children; c++) { - nvlist_t *cnv = child[c]; - char *cname, *tname; - uint64_t np; - if (nvlist_lookup_string(cnv, ZPOOL_CONFIG_PATH, &cname) && - nvlist_lookup_string(cnv, ZPOOL_CONFIG_TYPE, &cname)) - cname = "<unknown>"; - tname = calloc(1, strlen(cname) + 2); - (void) strcpy(tname, cname); - if (nvlist_lookup_uint64(cnv, ZPOOL_CONFIG_NPARITY, &np) == 0) - tname[strlen(tname)] = '0' + np; - show_vdev_stats(tname, ctype, cnv, indent + 2); - free(tname); - } -} - -void -show_pool_stats(spa_t *spa) -{ - nvlist_t *config, *nvroot; - char *name; - - VERIFY(spa_get_stats(spa_name(spa), &config, NULL, 0) == 0); - - VERIFY(nvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE, - &nvroot) == 0); - VERIFY(nvlist_lookup_string(config, ZPOOL_CONFIG_POOL_NAME, - &name) == 0); - - show_vdev_stats(name, ZPOOL_CONFIG_CHILDREN, nvroot, 0); - show_vdev_stats(NULL, ZPOOL_CONFIG_L2CACHE, nvroot, 0); - show_vdev_stats(NULL, ZPOOL_CONFIG_SPARES, nvroot, 0); - - nvlist_free(config); -} - -/* - * Sets given global variable in libzpool to given unsigned 32-bit value. - * arg: "<variable>=<value>" - */ -int -set_global_var(char *arg) -{ - void *zpoolhdl; - char *varname = arg, *varval; - u_longlong_t val; - -#ifndef _LITTLE_ENDIAN - /* - * On big endian systems changing a 64-bit variable would set the high - * 32 bits instead of the low 32 bits, which could cause unexpected - * results. - */ - fprintf(stderr, "Setting global variables is only supported on " - "little-endian systems\n", varname); - return (ENOTSUP); -#endif - if ((varval = strchr(arg, '=')) != NULL) { - *varval = '\0'; - varval++; - val = strtoull(varval, NULL, 0); - if (val > UINT32_MAX) { - fprintf(stderr, "Value for global variable '%s' must " - "be a 32-bit unsigned integer\n", varname); - return (EOVERFLOW); - } - } else { - return (EINVAL); - } - - zpoolhdl = dlopen("libzpool.so", RTLD_LAZY); - if (zpoolhdl != NULL) { - uint32_t *var; - var = dlsym(zpoolhdl, varname); - if (var == NULL) { - fprintf(stderr, "Global variable '%s' does not exist " - "in libzpool.so\n", varname); - return (EINVAL); - } - *var = (uint32_t)val; - - dlclose(zpoolhdl); - } else { - fprintf(stderr, "Failed to open libzpool.so to set global " - "variable\n"); - return (EIO); - } - - return (0); -} |