1 // SPDX-License-Identifier: CDDL-1.0 2 /* 3 * This file and its contents are supplied under the terms of the 4 * Common Development and Distribution License ("CDDL"), version 1.0. 5 * You may only use this file in accordance with the terms of version 6 * 1.0 of the CDDL. 7 * 8 * A full copy of the text of the CDDL should have accompanied this 9 * source. A copy of the CDDL is also available via the Internet at 10 * https://opensource.org/license/CDDL-1.0. 11 */ 12 /* 13 * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved. 14 */ 15 16 #ifndef ZPOOL_UTIL_H 17 #define ZPOOL_UTIL_H 18 19 #include <libnvpair.h> 20 #include <libzfs.h> 21 #include <libzutil.h> 22 23 #ifdef __cplusplus 24 extern "C" { 25 #endif 26 27 /* Path to scripts you can run with "zpool status/iostat -c" */ 28 #define ZPOOL_SCRIPTS_DIR SYSCONFDIR"/zfs/zpool.d" 29 30 /* 31 * Basic utility functions 32 */ 33 void *safe_malloc(size_t); 34 void *safe_realloc(void *, size_t); 35 void zpool_no_memory(void); 36 uint_t num_logs(nvlist_t *nv); 37 uint64_t array64_max(uint64_t array[], unsigned int len); 38 39 /* 40 * Misc utility functions 41 */ 42 char *zpool_get_cmd_search_path(void); 43 44 /* 45 * Virtual device functions 46 */ 47 48 nvlist_t *make_root_vdev(zpool_handle_t *zhp, nvlist_t *props, int force, 49 int check_rep, boolean_t replacing, boolean_t dryrun, int argc, 50 char **argv); 51 nvlist_t *split_mirror_vdev(zpool_handle_t *zhp, char *newname, 52 nvlist_t *props, splitflags_t flags, int argc, char **argv); 53 54 /* 55 * Pool list functions 56 */ 57 int for_each_pool(int, char **, boolean_t unavail, zprop_list_t **, zfs_type_t, 58 boolean_t, zpool_iter_f, void *); 59 60 /* Vdev list functions */ 61 int for_each_vdev(zpool_handle_t *zhp, pool_vdev_iter_f func, void *data); 62 63 typedef struct zpool_list zpool_list_t; 64 65 zpool_list_t *pool_list_get(int, char **, zprop_list_t **, zfs_type_t, 66 boolean_t, int *); 67 int pool_list_refresh(zpool_list_t *); 68 int pool_list_iter(zpool_list_t *, int unavail, zpool_iter_f, void *); 69 void pool_list_free(zpool_list_t *); 70 int pool_list_count(zpool_list_t *); 71 72 extern libzfs_handle_t *g_zfs; 73 74 75 typedef struct vdev_cmd_data 76 { 77 char **lines; /* Array of lines of output, minus the column name */ 78 int lines_cnt; /* Number of lines in the array */ 79 80 char **cols; /* Array of column names */ 81 int cols_cnt; /* Number of column names */ 82 83 84 char *path; /* vdev path */ 85 char *upath; /* vdev underlying path */ 86 char *pool; /* Pool name */ 87 char *cmd; /* backpointer to cmd */ 88 char *vdev_enc_sysfs_path; /* enclosure sysfs path (if any) */ 89 } vdev_cmd_data_t; 90 91 typedef struct vdev_cmd_data_list 92 { 93 char *cmd; /* Command to run */ 94 unsigned int count; /* Number of vdev_cmd_data items (vdevs) */ 95 96 /* fields used to select only certain vdevs, if requested */ 97 libzfs_handle_t *g_zfs; 98 char **vdev_names; 99 int vdev_names_count; 100 int cb_name_flags; 101 102 vdev_cmd_data_t *data; /* Array of vdevs */ 103 104 /* List of unique column names and widths */ 105 char **uniq_cols; 106 int uniq_cols_cnt; 107 int *uniq_cols_width; 108 109 } vdev_cmd_data_list_t; 110 111 vdev_cmd_data_list_t *all_pools_for_each_vdev_run(int argc, char **argv, 112 char *cmd, libzfs_handle_t *g_zfs, char **vdev_names, int vdev_names_count, 113 int cb_name_flags); 114 115 void free_vdev_cmd_data_list(vdev_cmd_data_list_t *vcdl); 116 117 void free_vdev_cmd_data(vdev_cmd_data_t *data); 118 119 int vdev_run_cmd_simple(char *path, char *cmd); 120 121 int check_device(const char *path, boolean_t force, 122 boolean_t isspare, boolean_t iswholedisk); 123 boolean_t check_sector_size_database(char *path, int *sector_size); 124 void vdev_error(const char *fmt, ...) __attribute__((format(printf, 1, 2))); 125 int check_file(const char *file, boolean_t force, boolean_t isspare); 126 void after_zpool_upgrade(zpool_handle_t *zhp); 127 int check_file_generic(const char *file, boolean_t force, boolean_t isspare); 128 129 int zpool_power(zpool_handle_t *zhp, char *vdev, boolean_t turn_on); 130 int zpool_power_current_state(zpool_handle_t *zhp, char *vdev); 131 132 #ifdef __cplusplus 133 } 134 #endif 135 136 #endif /* ZPOOL_UTIL_H */ 137