1 // SPDX-License-Identifier: CDDL-1.0 2 /* 3 * CDDL HEADER START 4 * 5 * The contents of this file are subject to the terms of the 6 * Common Development and Distribution License (the "License"). 7 * You may not use this file except in compliance with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or https://opensource.org/licenses/CDDL-1.0. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* 23 * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved. 24 */ 25 26 #ifndef ZPOOL_UTIL_H 27 #define ZPOOL_UTIL_H 28 29 #include <libnvpair.h> 30 #include <libzfs.h> 31 #include <libzutil.h> 32 33 #ifdef __cplusplus 34 extern "C" { 35 #endif 36 37 /* Path to scripts you can run with "zpool status/iostat -c" */ 38 #define ZPOOL_SCRIPTS_DIR SYSCONFDIR"/zfs/zpool.d" 39 40 /* 41 * Basic utility functions 42 */ 43 void *safe_malloc(size_t); 44 void *safe_realloc(void *, size_t); 45 void zpool_no_memory(void); 46 uint_t num_logs(nvlist_t *nv); 47 uint64_t array64_max(uint64_t array[], unsigned int len); 48 int highbit64(uint64_t i); 49 int lowbit64(uint64_t i); 50 51 /* 52 * Misc utility functions 53 */ 54 char *zpool_get_cmd_search_path(void); 55 56 /* 57 * Virtual device functions 58 */ 59 60 nvlist_t *make_root_vdev(zpool_handle_t *zhp, nvlist_t *props, int force, 61 int check_rep, boolean_t replacing, boolean_t dryrun, int argc, 62 char **argv); 63 nvlist_t *split_mirror_vdev(zpool_handle_t *zhp, char *newname, 64 nvlist_t *props, splitflags_t flags, int argc, char **argv); 65 66 /* 67 * Pool list functions 68 */ 69 int for_each_pool(int, char **, boolean_t unavail, zprop_list_t **, zfs_type_t, 70 boolean_t, zpool_iter_f, void *); 71 72 /* Vdev list functions */ 73 int for_each_vdev(zpool_handle_t *zhp, pool_vdev_iter_f func, void *data); 74 75 typedef struct zpool_list zpool_list_t; 76 77 zpool_list_t *pool_list_get(int, char **, zprop_list_t **, zfs_type_t, 78 boolean_t, int *); 79 void pool_list_update(zpool_list_t *); 80 int pool_list_iter(zpool_list_t *, int unavail, zpool_iter_f, void *); 81 void pool_list_free(zpool_list_t *); 82 int pool_list_count(zpool_list_t *); 83 void pool_list_remove(zpool_list_t *, zpool_handle_t *); 84 85 extern libzfs_handle_t *g_zfs; 86 87 88 typedef struct vdev_cmd_data 89 { 90 char **lines; /* Array of lines of output, minus the column name */ 91 int lines_cnt; /* Number of lines in the array */ 92 93 char **cols; /* Array of column names */ 94 int cols_cnt; /* Number of column names */ 95 96 97 char *path; /* vdev path */ 98 char *upath; /* vdev underlying path */ 99 char *pool; /* Pool name */ 100 char *cmd; /* backpointer to cmd */ 101 char *vdev_enc_sysfs_path; /* enclosure sysfs path (if any) */ 102 } vdev_cmd_data_t; 103 104 typedef struct vdev_cmd_data_list 105 { 106 char *cmd; /* Command to run */ 107 unsigned int count; /* Number of vdev_cmd_data items (vdevs) */ 108 109 /* fields used to select only certain vdevs, if requested */ 110 libzfs_handle_t *g_zfs; 111 char **vdev_names; 112 int vdev_names_count; 113 int cb_name_flags; 114 115 vdev_cmd_data_t *data; /* Array of vdevs */ 116 117 /* List of unique column names and widths */ 118 char **uniq_cols; 119 int uniq_cols_cnt; 120 int *uniq_cols_width; 121 122 } vdev_cmd_data_list_t; 123 124 vdev_cmd_data_list_t *all_pools_for_each_vdev_run(int argc, char **argv, 125 char *cmd, libzfs_handle_t *g_zfs, char **vdev_names, int vdev_names_count, 126 int cb_name_flags); 127 128 void free_vdev_cmd_data_list(vdev_cmd_data_list_t *vcdl); 129 130 void free_vdev_cmd_data(vdev_cmd_data_t *data); 131 132 int vdev_run_cmd_simple(char *path, char *cmd); 133 134 int check_device(const char *path, boolean_t force, 135 boolean_t isspare, boolean_t iswholedisk); 136 boolean_t check_sector_size_database(char *path, int *sector_size); 137 void vdev_error(const char *fmt, ...) __attribute__((format(printf, 1, 2))); 138 int check_file(const char *file, boolean_t force, boolean_t isspare); 139 void after_zpool_upgrade(zpool_handle_t *zhp); 140 int check_file_generic(const char *file, boolean_t force, boolean_t isspare); 141 142 int zpool_power(zpool_handle_t *zhp, char *vdev, boolean_t turn_on); 143 int zpool_power_current_state(zpool_handle_t *zhp, char *vdev); 144 145 #ifdef __cplusplus 146 } 147 #endif 148 149 #endif /* ZPOOL_UTIL_H */ 150