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17ab39f743
The cache mode of a new cache pool is always explicitly included in the vg metadata. If a cache mode is not specified on the command line, the cache mode is taken from lvm.conf allocation/cache_pool_cachemode, which defaults to "writethrough". The cache mode can be displayed with lvs -o+cachemode.
1905 lines
58 KiB
C
1905 lines
58 KiB
C
/*
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* Copyright (C) 2002-2004 Sistina Software, Inc. All rights reserved.
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* Copyright (C) 2004-2013 Red Hat, Inc. All rights reserved.
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*
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* This file is part of LVM2.
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*
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* This copyrighted material is made available to anyone wishing to use,
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* modify, copy, or redistribute it subject to the terms and conditions
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* of the GNU Lesser General Public License v.2.1.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "lib.h"
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#include "metadata.h"
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#include "report.h"
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#include "toolcontext.h"
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#include "lvm-string.h"
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#include "display.h"
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#include "activate.h"
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#include "segtype.h"
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#include "lvmcache.h"
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#include "device-types.h"
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#include "str_list.h"
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#include <stddef.h> /* offsetof() */
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struct lv_with_info {
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struct logical_volume *lv;
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struct lvinfo *info;
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};
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struct lvm_report_object {
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struct volume_group *vg;
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struct lv_with_info *lvi;
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struct physical_volume *pv;
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struct lv_segment *seg;
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struct pv_segment *pvseg;
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struct label *label;
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};
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/*
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* Enum for field_num index to use in per-field reserved value definition.
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* Each field is represented by enum value with name "field_<id>" where <id>
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* is the field_id of the field as registered in columns.h.
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*/
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#define FIELD(type, strct, sorttype, head, field_name, width, func, id, desc, writeable) field_ ## id,
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enum {
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#include "columns.h"
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};
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#undef FIELD
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static const uint64_t _zero64 = UINT64_C(0);
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static const uint64_t _one64 = UINT64_C(1);
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static const char _str_zero[] = "0";
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static const char _str_one[] = "1";
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static const char _str_no[] = "no";
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static const char _str_yes[] = "yes";
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static const char _str_unknown[] = "unknown";
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/*
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* 32 bit signed is casted to 64 bit unsigned in dm_report_field internally!
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* So when stored in the struct, the _reserved_number_undef_32 is actually
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* equal to _reserved_number_undef_64.
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*/
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static const int32_t _reserved_number_undef_32 = INT32_C(-1);
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/*
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* Reserved values and their assigned names.
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* The first name is the one that is also used for reporting.
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* All names listed are synonyms recognized in selection criteria.
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* For binary-based values we map all reserved names listed onto value 1, blank onto value 0.
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*
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* TYPE_RESERVED_VALUE(type, reserved_value_id, description, value, reserved name, ...)
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* FIELD_RESERVED_VALUE(field_id, reserved_value_id, description, value, reserved name, ...)
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* FIELD_RESERVED_BINARY_VALUE(field_id, reserved_value_id, description, reserved name for 1, ...)
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*
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* Note: FIELD_RESERVED_BINARY_VALUE creates:
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* - 'reserved_value_id_y' (for 1)
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* - 'reserved_value_id_n' (for 0)
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*/
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#define RESERVED(id) _reserved_ ## id
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#define FIRST_NAME(id) _reserved_ ## id ## _names[0]
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#define NUM uint64_t
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#define TYPE_RESERVED_VALUE(type, id, desc, value, ...) \
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static const char *_reserved_ ## id ## _names[] = { __VA_ARGS__, NULL}; \
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static const type _reserved_ ## id = value;
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#define FIELD_RESERVED_VALUE(field_id, id, desc, value, ...) \
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static const char *_reserved_ ## id ## _names[] = { __VA_ARGS__ , NULL}; \
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static const struct dm_report_field_reserved_value _reserved_ ## id = {field_ ## field_id, &value};
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#define FIELD_RESERVED_BINARY_VALUE(field_id, id, desc, ...) \
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FIELD_RESERVED_VALUE(field_id, id ## _y, desc, _one64, __VA_ARGS__, _str_yes) \
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FIELD_RESERVED_VALUE(field_id, id ## _n, desc, _zero64, __VA_ARGS__, _str_no)
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#include "values.h"
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#undef NUM
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#undef TYPE_RESERVED_VALUE
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#undef FIELD_RESERVED_VALUE
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#undef FIELD_RESERVED_BINARY_VALUE
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/*
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* Create array of reserved values to be registered with reporting code via
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* dm_report_init_with_selection function that initializes report with
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* selection criteria. Selection code then recognizes these reserved values
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* when parsing selection criteria.
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*/
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#define NUM DM_REPORT_FIELD_TYPE_NUMBER
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#define TYPE_RESERVED_VALUE(type, id, desc, value, ...) {type, &_reserved_ ## id, _reserved_ ## id ## _names, desc},
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#define FIELD_RESERVED_VALUE(field_id, id, desc, value, ...) {DM_REPORT_FIELD_TYPE_NONE, &_reserved_ ## id, _reserved_ ## id ## _names, desc},
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#define FIELD_RESERVED_BINARY_VALUE(field_id, id, desc, ...) \
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FIELD_RESERVED_VALUE(field_id, id ## _y, desc, _one64, __VA_ARGS__) \
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FIELD_RESERVED_VALUE(field_id, id ## _n, desc, _zero64, __VA_ARGS__)
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static const struct dm_report_reserved_value _report_reserved_values[] = {
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#include "values.h"
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{0, NULL, NULL}
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};
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#undef NUM
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#undef TYPE_RESERVED_VALUE_REG
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#undef FIELD_RESERVED_VALUE_REG
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#undef FIELD_RESERVED_BINARY_VALUE_REG
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static int _field_set_value(struct dm_report_field *field, const void *data, const void *sort)
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{
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dm_report_field_set_value(field, data, sort);
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return 1;
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}
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static int _field_set_string_list(struct dm_report *rh, struct dm_report_field *field,
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const struct dm_list *list, void *private, int sorted)
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{
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struct cmd_context *cmd = (struct cmd_context *) private;
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return sorted ? dm_report_field_string_list(rh, field, list, cmd->report_list_item_separator)
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: dm_report_field_string_list_unsorted(rh, field, list, cmd->report_list_item_separator);
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}
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/*
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* Data-munging functions to prepare each data type for display and sorting
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*/
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/*
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* Display either "0"/"1" or ""/"word" based on bin_value,
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* cmd->report_binary_values_as_numeric selects the mode to use.
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*/
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static int _binary_disp(struct dm_report *rh, struct dm_pool *mem __attribute__((unused)),
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struct dm_report_field *field, int bin_value, const char *word,
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void *private)
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{
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const struct cmd_context *cmd = (const struct cmd_context *) private;
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if (cmd->report_binary_values_as_numeric)
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/* "0"/"1" */
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return _field_set_value(field, bin_value ? _str_one : _str_zero, bin_value ? &_one64 : &_zero64);
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else
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/* blank/"word" */
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return _field_set_value(field, bin_value ? word : "", bin_value ? &_one64 : &_zero64);
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}
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static int _binary_undef_disp(struct dm_report *rh, struct dm_pool *mem __attribute__((unused)),
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struct dm_report_field *field, void *private)
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{
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const struct cmd_context *cmd = (const struct cmd_context *) private;
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if (cmd->report_binary_values_as_numeric)
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return _field_set_value(field, FIRST_NAME(number_undef_64), &RESERVED(number_undef_64));
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else
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return _field_set_value(field, _str_unknown, &RESERVED(number_undef_64));
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}
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static int _string_disp(struct dm_report *rh, struct dm_pool *mem __attribute__((unused)),
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struct dm_report_field *field,
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const void *data, void *private __attribute__((unused)))
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{
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return dm_report_field_string(rh, field, (const char * const *) data);
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}
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static int _chars_disp(struct dm_report *rh, struct dm_pool *mem __attribute__((unused)),
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struct dm_report_field *field,
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const void *data, void *private __attribute__((unused)))
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{
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return dm_report_field_string(rh, field, (const char * const *) &data);
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}
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static int _dev_name_disp(struct dm_report *rh, struct dm_pool *mem __attribute__((unused)),
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struct dm_report_field *field,
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const void *data, void *private __attribute__((unused)))
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{
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const char *name = dev_name(*(const struct device * const *) data);
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return dm_report_field_string(rh, field, &name);
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}
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static int _devices_disp(struct dm_report *rh __attribute__((unused)), struct dm_pool *mem,
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struct dm_report_field *field,
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const void *data, void *private __attribute__((unused)))
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{
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char *str;
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if (!(str = lvseg_devices(mem, (const struct lv_segment *) data)))
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return_0;
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return _field_set_value(field, str, NULL);
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}
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static int _peranges_disp(struct dm_report *rh __attribute__((unused)), struct dm_pool *mem,
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struct dm_report_field *field,
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const void *data, void *private __attribute__((unused)))
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{
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char *str;
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if (!(str = lvseg_seg_pe_ranges(mem, (const struct lv_segment *) data)))
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return_0;
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return _field_set_value(field, str, NULL);
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}
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static int _tags_disp(struct dm_report *rh, struct dm_pool *mem,
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struct dm_report_field *field,
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const void *data, void *private)
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{
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const struct dm_list *tagsl = (const struct dm_list *) data;
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return _field_set_string_list(rh, field, tagsl, private, 1);
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}
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static int _modules_disp(struct dm_report *rh, struct dm_pool *mem,
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struct dm_report_field *field,
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const void *data, void *private)
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{
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const struct logical_volume *lv = (const struct logical_volume *) data;
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struct dm_list *modules;
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if (!(modules = str_list_create(mem))) {
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log_error("modules str_list allocation failed");
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return 0;
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}
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if (!(list_lv_modules(mem, lv, modules)))
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return_0;
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return _field_set_string_list(rh, field, modules, private, 1);
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}
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static int _lvprofile_disp(struct dm_report *rh, struct dm_pool *mem,
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struct dm_report_field *field,
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const void *data, void *private)
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{
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const struct logical_volume *lv = (const struct logical_volume *) data;
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if (lv->profile)
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return dm_report_field_string(rh, field, &lv->profile->name);
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return _field_set_value(field, "", NULL);
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}
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static int _vgfmt_disp(struct dm_report *rh, struct dm_pool *mem,
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struct dm_report_field *field,
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const void *data, void *private)
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{
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const struct volume_group *vg = (const struct volume_group *) data;
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if (vg->fid)
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return _string_disp(rh, mem, field, &vg->fid->fmt->name, private);
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return _field_set_value(field, "", NULL);
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}
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static int _pvfmt_disp(struct dm_report *rh, struct dm_pool *mem,
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struct dm_report_field *field,
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const void *data, void *private)
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{
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const struct label *l =
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(const struct label *) data;
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if (!l->labeller || !l->labeller->fmt) {
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dm_report_field_set_value(field, "", NULL);
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return 1;
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}
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return _string_disp(rh, mem, field, &l->labeller->fmt->name, private);
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}
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static int _lvkmaj_disp(struct dm_report *rh, struct dm_pool *mem __attribute__((unused)),
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struct dm_report_field *field,
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const void *data, void *private __attribute__((unused)))
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{
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const struct lv_with_info *lvi = (const struct lv_with_info *) data;
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if (lvi->info && lvi->info->exists && lvi->info->major >= 0)
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return dm_report_field_int(rh, field, &lvi->info->major);
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return dm_report_field_int32(rh, field, &RESERVED(number_undef_32));
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}
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static int _lvkmin_disp(struct dm_report *rh, struct dm_pool *mem __attribute__((unused)),
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struct dm_report_field *field,
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const void *data, void *private __attribute__((unused)))
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{
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const struct lv_with_info *lvi = (const struct lv_with_info *) data;
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if (lvi->info && lvi->info->exists && lvi->info->minor >= 0)
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return dm_report_field_int(rh, field, &lvi->info->minor);
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return dm_report_field_int32(rh, field, &RESERVED(number_undef_32));
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}
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static int _lvstatus_disp(struct dm_report *rh __attribute__((unused)), struct dm_pool *mem,
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struct dm_report_field *field,
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const void *data, void *private __attribute__((unused)))
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{
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const struct logical_volume *lv = (const struct logical_volume *) data;
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char *repstr;
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if (!(repstr = lv_attr_dup(mem, lv)))
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return_0;
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return _field_set_value(field, repstr, NULL);
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}
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static int _pvstatus_disp(struct dm_report *rh __attribute__((unused)), struct dm_pool *mem,
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struct dm_report_field *field,
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const void *data, void *private __attribute__((unused)))
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{
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const struct physical_volume *pv =
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(const struct physical_volume *) data;
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char *repstr;
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if (!(repstr = pv_attr_dup(mem, pv)))
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return_0;
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return _field_set_value(field, repstr, NULL);
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}
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static int _vgstatus_disp(struct dm_report *rh __attribute__((unused)), struct dm_pool *mem,
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struct dm_report_field *field,
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const void *data, void *private __attribute__((unused)))
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{
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const struct volume_group *vg = (const struct volume_group *) data;
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char *repstr;
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if (!(repstr = vg_attr_dup(mem, vg)))
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return_0;
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return _field_set_value(field, repstr, NULL);
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}
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static int _segtype_disp(struct dm_report *rh __attribute__((unused)),
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struct dm_pool *mem __attribute__((unused)),
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struct dm_report_field *field,
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const void *data, void *private __attribute__((unused)))
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{
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const struct lv_segment *seg = (const struct lv_segment *) data;
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char *name;
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if (!(name = lvseg_segtype_dup(mem, seg))) {
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log_error("Failed to get segtype.");
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return 0;
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}
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return _field_set_value(field, name, NULL);
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}
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static int _loglv_disp(struct dm_report *rh, struct dm_pool *mem __attribute__((unused)),
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struct dm_report_field *field,
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const void *data, void *private __attribute__((unused)))
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{
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const struct logical_volume *lv = (const struct logical_volume *) data;
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const char *name;
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if ((name = lv_mirror_log_dup(mem, lv)))
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return dm_report_field_string(rh, field, &name);
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return _field_set_value(field, "", NULL);
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}
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static int _lvname_disp(struct dm_report *rh, struct dm_pool *mem,
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struct dm_report_field *field,
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const void *data, void *private __attribute__((unused)))
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{
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const struct logical_volume *lv = (const struct logical_volume *) data;
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char *repstr, *lvname;
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size_t len;
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if (lv_is_visible(lv))
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return dm_report_field_string(rh, field, &lv->name);
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len = strlen(lv->name) + 3;
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if (!(repstr = dm_pool_zalloc(mem, len))) {
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log_error("dm_pool_alloc failed");
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return 0;
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}
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if (dm_snprintf(repstr, len, "[%s]", lv->name) < 0) {
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log_error("lvname snprintf failed");
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return 0;
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}
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if (!(lvname = dm_pool_strdup(mem, lv->name))) {
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log_error("dm_pool_strdup failed");
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return 0;
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}
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return _field_set_value(field, repstr, lvname);
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}
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static int _lvfullname_disp(struct dm_report *rh, struct dm_pool *mem,
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struct dm_report_field *field,
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const void *data, void *private __attribute__((unused)))
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{
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const struct logical_volume *lv = (const struct logical_volume *) data;
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char *repstr;
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if (!(repstr = lv_fullname_dup(mem, lv)))
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return_0;
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return _field_set_value(field, repstr, NULL);
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}
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static int _lvparent_disp(struct dm_report *rh, struct dm_pool *mem,
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struct dm_report_field *field,
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const void *data, void *private __attribute__((unused)))
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{
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const struct logical_volume *lv = (const struct logical_volume *) data;
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char *repstr;
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if (!(repstr = lv_parent_dup(mem, lv)))
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return_0;
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return _field_set_value(field, repstr, NULL);
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}
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static int _datalv_disp(struct dm_report *rh, struct dm_pool *mem __attribute__((unused)),
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struct dm_report_field *field,
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const void *data, void *private __attribute__((unused)))
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{
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const struct logical_volume *lv = (const struct logical_volume *) data;
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const struct lv_segment *seg = (lv_is_thin_pool(lv) || lv_is_cache_pool(lv)) ? first_seg(lv) : NULL;
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if (seg)
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return _lvname_disp(rh, mem, field, seg_lv(seg, 0), private);
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return _field_set_value(field, "", NULL);
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}
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static int _metadatalv_disp(struct dm_report *rh, struct dm_pool *mem __attribute__((unused)),
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struct dm_report_field *field,
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const void *data, void *private __attribute__((unused)))
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{
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const struct logical_volume *lv = (const struct logical_volume *) data;
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const struct lv_segment *seg = (lv_is_thin_pool(lv) || lv_is_cache_pool(lv)) ? first_seg(lv) : NULL;
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if (seg)
|
|
return _lvname_disp(rh, mem, field, seg->metadata_lv, private);
|
|
|
|
return _field_set_value(field, "", NULL);
|
|
}
|
|
|
|
static int _poollv_disp(struct dm_report *rh, struct dm_pool *mem __attribute__((unused)),
|
|
struct dm_report_field *field,
|
|
const void *data, void *private __attribute__((unused)))
|
|
{
|
|
const struct logical_volume *lv = (const struct logical_volume *) data;
|
|
struct lv_segment *seg = (lv_is_thin_volume(lv) || lv_is_cache(lv)) ?
|
|
first_seg(lv) : NULL;
|
|
|
|
if (seg)
|
|
return _lvname_disp(rh, mem, field, seg->pool_lv, private);
|
|
|
|
return _field_set_value(field, "", NULL);
|
|
}
|
|
|
|
static int _lvpath_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private __attribute__((unused)))
|
|
{
|
|
const struct logical_volume *lv = (const struct logical_volume *) data;
|
|
char *repstr;
|
|
|
|
if (!(repstr = lv_path_dup(mem, lv)))
|
|
return_0;
|
|
|
|
return _field_set_value(field, repstr, NULL);
|
|
}
|
|
|
|
static int _lvdmpath_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private __attribute__((unused)))
|
|
{
|
|
const struct logical_volume *lv = (const struct logical_volume *) data;
|
|
char *repstr;
|
|
|
|
if (!(repstr = lv_dmpath_dup(mem, lv)))
|
|
return_0;
|
|
|
|
return _field_set_value(field, repstr, NULL);
|
|
}
|
|
|
|
static int _origin_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct logical_volume *lv = (const struct logical_volume *) data;
|
|
const struct lv_segment *seg = first_seg(lv);
|
|
|
|
if (lv_is_cow(lv))
|
|
return _lvname_disp(rh, mem, field, origin_from_cow(lv), private);
|
|
|
|
if (lv_is_cache(lv))
|
|
return _lvname_disp(rh, mem, field, seg_lv(seg, 0), private);
|
|
|
|
if (lv_is_thin_volume(lv) && first_seg(lv)->origin)
|
|
return _lvname_disp(rh, mem, field, first_seg(lv)->origin, private);
|
|
|
|
if (lv_is_thin_volume(lv) && first_seg(lv)->external_lv)
|
|
return _lvname_disp(rh, mem, field, first_seg(lv)->external_lv, private);
|
|
|
|
return _field_set_value(field, "", NULL);
|
|
}
|
|
|
|
static int _movepv_disp(struct dm_report *rh, struct dm_pool *mem __attribute__((unused)),
|
|
struct dm_report_field *field,
|
|
const void *data, void *private __attribute__((unused)))
|
|
{
|
|
const struct logical_volume *lv = (const struct logical_volume *) data;
|
|
const char *name;
|
|
|
|
if ((name = lv_move_pv_dup(mem, lv)))
|
|
return dm_report_field_string(rh, field, &name);
|
|
|
|
return _field_set_value(field, "", NULL);
|
|
}
|
|
|
|
static int _convertlv_disp(struct dm_report *rh, struct dm_pool *mem __attribute__((unused)),
|
|
struct dm_report_field *field,
|
|
const void *data, void *private __attribute__((unused)))
|
|
{
|
|
const struct logical_volume *lv = (const struct logical_volume *) data;
|
|
const char *name;
|
|
|
|
if ((name = lv_convert_lv_dup(mem, lv)))
|
|
return dm_report_field_string(rh, field, &name);
|
|
|
|
return _field_set_value(field, "", NULL);
|
|
}
|
|
|
|
static int _size32_disp(struct dm_report *rh __attribute__((unused)), struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const uint32_t size = *(const uint32_t *) data;
|
|
const char *disp, *repstr;
|
|
uint64_t *sortval;
|
|
|
|
if (!*(disp = display_size_units(private, (uint64_t) size)))
|
|
return_0;
|
|
|
|
if (!(repstr = dm_pool_strdup(mem, disp))) {
|
|
log_error("dm_pool_strdup failed");
|
|
return 0;
|
|
}
|
|
|
|
if (!(sortval = dm_pool_alloc(mem, sizeof(uint64_t)))) {
|
|
log_error("dm_pool_alloc failed");
|
|
return 0;
|
|
}
|
|
|
|
*sortval = (uint64_t) size;
|
|
|
|
return _field_set_value(field, repstr, sortval);
|
|
}
|
|
|
|
static int _size64_disp(struct dm_report *rh __attribute__((unused)),
|
|
struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const uint64_t size = *(const uint64_t *) data;
|
|
const char *disp, *repstr;
|
|
uint64_t *sortval;
|
|
|
|
if (!*(disp = display_size_units(private, size)))
|
|
return_0;
|
|
|
|
if (!(repstr = dm_pool_strdup(mem, disp))) {
|
|
log_error("dm_pool_strdup failed");
|
|
return 0;
|
|
}
|
|
|
|
if (!(sortval = dm_pool_alloc(mem, sizeof(uint64_t)))) {
|
|
log_error("dm_pool_alloc failed");
|
|
return 0;
|
|
}
|
|
|
|
*sortval = size;
|
|
|
|
return _field_set_value(field, repstr, sortval);
|
|
}
|
|
|
|
static int _uint32_disp(struct dm_report *rh, struct dm_pool *mem __attribute__((unused)),
|
|
struct dm_report_field *field,
|
|
const void *data, void *private __attribute__((unused)))
|
|
{
|
|
return dm_report_field_uint32(rh, field, data);
|
|
}
|
|
|
|
static int _int8_disp(struct dm_report *rh, struct dm_pool *mem __attribute__((unused)),
|
|
struct dm_report_field *field,
|
|
const void *data, void *private __attribute__((unused)))
|
|
{
|
|
const int32_t val = *(const int8_t *)data;
|
|
|
|
return dm_report_field_int32(rh, field, &val);
|
|
}
|
|
|
|
static int _int32_disp(struct dm_report *rh, struct dm_pool *mem __attribute__((unused)),
|
|
struct dm_report_field *field,
|
|
const void *data, void *private __attribute__((unused)))
|
|
{
|
|
return dm_report_field_int32(rh, field, data);
|
|
}
|
|
|
|
static int _lvreadahead_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private __attribute__((unused)))
|
|
{
|
|
const struct logical_volume *lv = (const struct logical_volume *) data;
|
|
|
|
if (lv->read_ahead == DM_READ_AHEAD_AUTO)
|
|
return _field_set_value(field, "auto", &RESERVED(number_undef_64));
|
|
|
|
return _size32_disp(rh, mem, field, &lv->read_ahead, private);
|
|
}
|
|
|
|
static int _lvkreadahead_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data,
|
|
void *private)
|
|
{
|
|
const struct lv_with_info *lvi = (const struct lv_with_info *) data;
|
|
|
|
if (!lvi->info || !lvi->info->exists)
|
|
return dm_report_field_int32(rh, field, &RESERVED(number_undef_32));
|
|
|
|
return _size32_disp(rh, mem, field, &lvi->info->read_ahead, private);
|
|
}
|
|
|
|
static int _vgsize_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct volume_group *vg = (const struct volume_group *) data;
|
|
uint64_t size = vg_size(vg);
|
|
|
|
return _size64_disp(rh, mem, field, &size, private);
|
|
}
|
|
|
|
static int _segmonitor_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
char *str;
|
|
|
|
if (!(str = lvseg_monitor_dup(mem, (const struct lv_segment *)data)))
|
|
return_0;
|
|
|
|
return _field_set_value(field, str, NULL);
|
|
}
|
|
|
|
static int _segstart_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct lv_segment *seg = (const struct lv_segment *) data;
|
|
uint64_t start = lvseg_start(seg);
|
|
|
|
return _size64_disp(rh, mem, field, &start, private);
|
|
}
|
|
|
|
static int _segstartpe_disp(struct dm_report *rh,
|
|
struct dm_pool *mem __attribute__((unused)),
|
|
struct dm_report_field *field,
|
|
const void *data,
|
|
void *private __attribute__((unused)))
|
|
{
|
|
const struct lv_segment *seg = (const struct lv_segment *) data;
|
|
|
|
return dm_report_field_uint32(rh, field, &seg->le);
|
|
}
|
|
|
|
static int _segsize_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct lv_segment *seg = (const struct lv_segment *) data;
|
|
uint64_t size = lvseg_size(seg);
|
|
|
|
return _size64_disp(rh, mem, field, &size, private);
|
|
}
|
|
|
|
static int _segsizepe_disp(struct dm_report *rh,
|
|
struct dm_pool *mem __attribute__((unused)),
|
|
struct dm_report_field *field,
|
|
const void *data,
|
|
void *private __attribute__((unused)))
|
|
{
|
|
const struct lv_segment *seg = (const struct lv_segment *) data;
|
|
|
|
return dm_report_field_uint32(rh, field, &seg->len);
|
|
}
|
|
|
|
static int _chunksize_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct lv_segment *seg = (const struct lv_segment *) data;
|
|
uint64_t size = lvseg_chunksize(seg);
|
|
|
|
return _size64_disp(rh, mem, field, &size, private);
|
|
}
|
|
|
|
static int _transactionid_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct lv_segment *seg = (const struct lv_segment *) data;
|
|
|
|
if (seg_is_thin_pool(seg))
|
|
return dm_report_field_uint64(rh, field, &seg->transaction_id);
|
|
|
|
return _field_set_value(field, "", &RESERVED(number_undef_64));
|
|
}
|
|
|
|
static int _thinid_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct lv_segment *seg = (const struct lv_segment *) data;
|
|
|
|
if (seg_is_thin_volume(seg))
|
|
return dm_report_field_uint32(rh, field, &seg->device_id);
|
|
|
|
return _field_set_value(field, "", &RESERVED(number_undef_64));
|
|
}
|
|
|
|
static int _discards_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct lv_segment *seg = (const struct lv_segment *) data;
|
|
const char *discards_str;
|
|
|
|
if (seg_is_thin_volume(seg))
|
|
seg = first_seg(seg->pool_lv);
|
|
|
|
if (seg_is_thin_pool(seg)) {
|
|
discards_str = get_pool_discards_name(seg->discards);
|
|
return dm_report_field_string(rh, field, &discards_str);
|
|
}
|
|
|
|
return _field_set_value(field, "", NULL);
|
|
}
|
|
|
|
static int _cachemode_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct lv_segment *seg = (const struct lv_segment *) data;
|
|
const char *cachemode_str;
|
|
|
|
if (seg_is_cache(seg))
|
|
seg = first_seg(seg->pool_lv);
|
|
|
|
if (seg_is_cache_pool(seg)) {
|
|
cachemode_str = get_cachepool_cachemode_name(seg);
|
|
return dm_report_field_string(rh, field, &cachemode_str);
|
|
}
|
|
|
|
return _field_set_value(field, "", NULL);
|
|
}
|
|
|
|
static int _originsize_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct logical_volume *lv = (const struct logical_volume *) data;
|
|
uint64_t size = lv_origin_size(lv);
|
|
|
|
if (size)
|
|
return _size64_disp(rh, mem, field, &size, private);
|
|
|
|
return _field_set_value(field, "", &_zero64);
|
|
}
|
|
|
|
static int _pvused_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct physical_volume *pv =
|
|
(const struct physical_volume *) data;
|
|
uint64_t used = pv_used(pv);
|
|
|
|
return _size64_disp(rh, mem, field, &used, private);
|
|
}
|
|
|
|
static int _pvfree_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct physical_volume *pv =
|
|
(const struct physical_volume *) data;
|
|
uint64_t freespace = pv_free(pv);
|
|
|
|
return _size64_disp(rh, mem, field, &freespace, private);
|
|
}
|
|
|
|
static int _pvsize_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct physical_volume *pv =
|
|
(const struct physical_volume *) data;
|
|
uint64_t size = pv_size_field(pv);
|
|
|
|
return _size64_disp(rh, mem, field, &size, private);
|
|
}
|
|
|
|
static int _devsize_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct device *dev = *(const struct device * const *) data;
|
|
uint64_t size;
|
|
|
|
if (!dev || !dev->dev || !dev_get_size(dev, &size))
|
|
size = _zero64;
|
|
|
|
return _size64_disp(rh, mem, field, &size, private);
|
|
}
|
|
|
|
static int _vgfree_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct volume_group *vg = (const struct volume_group *) data;
|
|
uint64_t freespace = vg_free(vg);
|
|
|
|
return _size64_disp(rh, mem, field, &freespace, private);
|
|
}
|
|
|
|
static int _uuid_disp(struct dm_report *rh __attribute__((unused)), struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private __attribute__((unused)))
|
|
{
|
|
char *repstr;
|
|
|
|
if (!(repstr = id_format_and_copy(mem, data)))
|
|
return_0;
|
|
|
|
return _field_set_value(field, repstr, NULL);
|
|
}
|
|
|
|
static int _pvuuid_disp(struct dm_report *rh __attribute__((unused)), struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private __attribute__((unused)))
|
|
{
|
|
const struct label *label = (const struct label *) data;
|
|
const char *repstr = "";
|
|
|
|
if (label->dev &&
|
|
!(repstr = id_format_and_copy(mem, (const struct id *) label->dev->pvid)))
|
|
return_0;
|
|
|
|
return _field_set_value(field, repstr, NULL);
|
|
}
|
|
|
|
static int _pvmdas_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct physical_volume *pv =
|
|
(const struct physical_volume *) data;
|
|
uint32_t count = pv_mda_count(pv);
|
|
|
|
return _uint32_disp(rh, mem, field, &count, private);
|
|
}
|
|
|
|
static int _pvmdasused_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct physical_volume *pv =
|
|
(const struct physical_volume *) data;
|
|
uint32_t count = pv_mda_used_count(pv);
|
|
|
|
return _uint32_disp(rh, mem, field, &count, private);
|
|
}
|
|
|
|
static int _vgmdas_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct volume_group *vg = (const struct volume_group *) data;
|
|
uint32_t count = vg_mda_count(vg);
|
|
|
|
return _uint32_disp(rh, mem, field, &count, private);
|
|
}
|
|
|
|
static int _vgmdasused_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct volume_group *vg = (const struct volume_group *) data;
|
|
uint32_t count = vg_mda_used_count(vg);
|
|
|
|
return _uint32_disp(rh, mem, field, &count, private);
|
|
}
|
|
|
|
static int _vgmdacopies_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct volume_group *vg = (const struct volume_group *) data;
|
|
uint32_t count = vg_mda_copies(vg);
|
|
|
|
if (count == VGMETADATACOPIES_UNMANAGED)
|
|
return _field_set_value(field, "unmanaged", &RESERVED(number_undef_64));
|
|
|
|
return _uint32_disp(rh, mem, field, &count, private);
|
|
}
|
|
|
|
static int _vgprofile_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct volume_group *vg = (const struct volume_group *) data;
|
|
|
|
if (vg->profile)
|
|
return dm_report_field_string(rh, field, &vg->profile->name);
|
|
|
|
return _field_set_value(field, "", NULL);
|
|
}
|
|
|
|
static int _pvmdafree_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct label *label = (const struct label *) data;
|
|
uint64_t freespace = lvmcache_info_mda_free(label->info);
|
|
|
|
return _size64_disp(rh, mem, field, &freespace, private);
|
|
}
|
|
|
|
static int _pvmdasize_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct label *label = (const struct label *) data;
|
|
uint64_t min_mda_size = lvmcache_smallest_mda_size(label->info);
|
|
|
|
return _size64_disp(rh, mem, field, &min_mda_size, private);
|
|
}
|
|
|
|
static int _vgmdasize_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct volume_group *vg = (const struct volume_group *) data;
|
|
uint64_t min_mda_size = vg_mda_size(vg);
|
|
|
|
return _size64_disp(rh, mem, field, &min_mda_size, private);
|
|
}
|
|
|
|
static int _vgmdafree_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct volume_group *vg = (const struct volume_group *) data;
|
|
uint64_t freespace = vg_mda_free(vg);
|
|
|
|
return _size64_disp(rh, mem, field, &freespace, private);
|
|
}
|
|
|
|
static int _lvcount_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct volume_group *vg = (const struct volume_group *) data;
|
|
uint32_t count = vg_visible_lvs(vg);
|
|
|
|
return _uint32_disp(rh, mem, field, &count, private);
|
|
}
|
|
|
|
static int _lvsegcount_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct logical_volume *lv = (const struct logical_volume *) data;
|
|
uint32_t count = dm_list_size(&lv->segments);
|
|
|
|
return _uint32_disp(rh, mem, field, &count, private);
|
|
}
|
|
|
|
static int _snapcount_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct volume_group *vg = (const struct volume_group *) data;
|
|
uint32_t count = snapshot_count(vg);
|
|
|
|
return _uint32_disp(rh, mem, field, &count, private);
|
|
}
|
|
|
|
static int _snpercent_disp(struct dm_report *rh, struct dm_pool *mem __attribute__((unused)),
|
|
struct dm_report_field *field,
|
|
const void *data, void *private __attribute__((unused)))
|
|
{
|
|
const struct logical_volume *lv = (const struct logical_volume *) data;
|
|
dm_percent_t snap_percent;
|
|
|
|
if ((lv_is_cow(lv) || lv_is_merging_origin(lv)) &&
|
|
lv_snapshot_percent(lv, &snap_percent)) {
|
|
if ((snap_percent != DM_PERCENT_INVALID) &&
|
|
(snap_percent != LVM_PERCENT_MERGE_FAILED))
|
|
return dm_report_field_percent(rh, field, &snap_percent);
|
|
|
|
if (!lv_is_merging_origin(lv)) {
|
|
snap_percent = DM_PERCENT_100;
|
|
return dm_report_field_percent(rh, field, &snap_percent);
|
|
}
|
|
|
|
/*
|
|
* on activate merge that hasn't started yet would
|
|
* otherwise display incorrect snap% in origin
|
|
*/
|
|
}
|
|
|
|
snap_percent = DM_PERCENT_INVALID;
|
|
return dm_report_field_percent(rh, field, &snap_percent);
|
|
}
|
|
|
|
static int _copypercent_disp(struct dm_report *rh,
|
|
struct dm_pool *mem __attribute__((unused)),
|
|
struct dm_report_field *field,
|
|
const void *data, void *private __attribute__((unused)))
|
|
{
|
|
const struct logical_volume *lv = (const struct logical_volume *) data;
|
|
dm_percent_t percent = DM_PERCENT_INVALID;
|
|
|
|
if (((lv_is_raid(lv) && lv_raid_percent(lv, &percent)) ||
|
|
(lv_is_mirror(lv) && lv_mirror_percent(lv->vg->cmd, lv, 0, &percent, NULL))) &&
|
|
(percent != DM_PERCENT_INVALID)) {
|
|
percent = copy_percent(lv);
|
|
return dm_report_field_percent(rh, field, &percent);
|
|
}
|
|
|
|
return dm_report_field_percent(rh, field, &percent);
|
|
}
|
|
|
|
static int _raidsyncaction_disp(struct dm_report *rh __attribute__((unused)),
|
|
struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data,
|
|
void *private __attribute__((unused)))
|
|
{
|
|
const struct logical_volume *lv = (const struct logical_volume *) data;
|
|
char *sync_action;
|
|
|
|
if (lv_is_raid(lv) && lv_raid_sync_action(lv, &sync_action))
|
|
return _string_disp(rh, mem, field, &sync_action, private);
|
|
|
|
return _field_set_value(field, "", NULL);
|
|
}
|
|
|
|
static int _raidmismatchcount_disp(struct dm_report *rh __attribute__((unused)),
|
|
struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data,
|
|
void *private __attribute__((unused)))
|
|
{
|
|
const struct logical_volume *lv = (const struct logical_volume *) data;
|
|
uint64_t mismatch_count;
|
|
|
|
if (lv_is_raid(lv) && lv_raid_mismatch_count(lv, &mismatch_count))
|
|
return dm_report_field_uint64(rh, field, &mismatch_count);
|
|
|
|
return _field_set_value(field, "", &RESERVED(number_undef_64));
|
|
}
|
|
|
|
static int _raidwritebehind_disp(struct dm_report *rh __attribute__((unused)),
|
|
struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data,
|
|
void *private __attribute__((unused)))
|
|
{
|
|
const struct logical_volume *lv = (const struct logical_volume *) data;
|
|
|
|
if (lv_is_raid_type(lv) && first_seg(lv)->writebehind)
|
|
return dm_report_field_uint32(rh, field, &first_seg(lv)->writebehind);
|
|
|
|
return _field_set_value(field, "", &RESERVED(number_undef_64));
|
|
}
|
|
|
|
static int _raidminrecoveryrate_disp(struct dm_report *rh __attribute__((unused)),
|
|
struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data,
|
|
void *private __attribute__((unused)))
|
|
{
|
|
const struct logical_volume *lv = (const struct logical_volume *) data;
|
|
|
|
if (lv_is_raid_type(lv) && first_seg(lv)->min_recovery_rate)
|
|
return dm_report_field_uint32(rh, field,
|
|
&first_seg(lv)->min_recovery_rate);
|
|
|
|
return _field_set_value(field, "", &RESERVED(number_undef_64));
|
|
}
|
|
|
|
static int _raidmaxrecoveryrate_disp(struct dm_report *rh __attribute__((unused)),
|
|
struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data,
|
|
void *private __attribute__((unused)))
|
|
{
|
|
const struct logical_volume *lv = (const struct logical_volume *) data;
|
|
|
|
if (lv_is_raid_type(lv) && first_seg(lv)->max_recovery_rate)
|
|
return dm_report_field_uint32(rh, field,
|
|
&first_seg(lv)->max_recovery_rate);
|
|
|
|
return _field_set_value(field, "", &RESERVED(number_undef_64));
|
|
}
|
|
|
|
/* Called only with lv_is_thin_pool/volume */
|
|
static int _dtpercent_disp(int metadata, struct dm_report *rh,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct logical_volume *lv = (const struct logical_volume *) data;
|
|
dm_percent_t percent = DM_PERCENT_INVALID;
|
|
|
|
/* Suppress data percent if not using driver */
|
|
/* cannot use lv_is_active_locally - need to check for layer -tpool */
|
|
if (!lv_info(lv->vg->cmd, lv, 1, NULL, 0, 0))
|
|
return dm_report_field_percent(rh, field, &percent);
|
|
|
|
if (lv_is_thin_pool(lv)) {
|
|
if (!lv_thin_pool_percent(lv, metadata, &percent))
|
|
return_0;
|
|
} else { /* thin_volume */
|
|
if (!lv_thin_percent(lv, 0, &percent))
|
|
return_0;
|
|
}
|
|
|
|
return dm_report_field_percent(rh, field, &percent);
|
|
}
|
|
|
|
static int _datapercent_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct logical_volume *lv = (const struct logical_volume *) data;
|
|
dm_percent_t percent = DM_PERCENT_INVALID;
|
|
|
|
if (lv_is_cow(lv))
|
|
return _snpercent_disp(rh, mem, field, data, private);
|
|
|
|
if (lv_is_thin_pool(lv) || lv_is_thin_volume(lv))
|
|
return _dtpercent_disp(0, rh, field, data, private);
|
|
|
|
return dm_report_field_percent(rh, field, &percent);
|
|
}
|
|
|
|
static int _metadatapercent_disp(struct dm_report *rh,
|
|
struct dm_pool *mem __attribute__((unused)),
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct logical_volume *lv = (const struct logical_volume *) data;
|
|
|
|
if (lv_is_thin_pool(lv))
|
|
return _dtpercent_disp(1, rh, field, data, private);
|
|
|
|
return _field_set_value(field, "", &RESERVED(number_undef_64));
|
|
}
|
|
|
|
static int _lvmetadatasize_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct logical_volume *lv = (const struct logical_volume *) data;
|
|
uint64_t size;
|
|
|
|
if (lv_is_thin_pool(lv) || lv_is_cache_pool(lv)) {
|
|
size = lv_metadata_size(lv);
|
|
return _size64_disp(rh, mem, field, &size, private);
|
|
}
|
|
|
|
return _field_set_value(field, "", &RESERVED(number_undef_64));
|
|
}
|
|
|
|
static int _thincount_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct lv_segment *seg = (const struct lv_segment *) data;
|
|
uint32_t count;
|
|
|
|
if (seg_is_thin_pool(seg)) {
|
|
count = dm_list_size(&seg->lv->segs_using_this_lv);
|
|
return _uint32_disp(rh, mem, field, &count, private);
|
|
}
|
|
|
|
return _field_set_value(field, "", &RESERVED(number_undef_64));
|
|
}
|
|
|
|
static int _lvtime_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct logical_volume *lv = (const struct logical_volume *) data;
|
|
char *repstr;
|
|
uint64_t *sortval;
|
|
|
|
if (!(repstr = lv_time_dup(mem, lv)) ||
|
|
!(sortval = dm_pool_alloc(mem, sizeof(uint64_t)))) {
|
|
log_error("Failed to allocate buffer for time.");
|
|
return 0;
|
|
}
|
|
|
|
*sortval = lv->timestamp;
|
|
|
|
return _field_set_value(field, repstr, sortval);
|
|
}
|
|
|
|
static int _lvhost_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct logical_volume *lv = (const struct logical_volume *) data;
|
|
char *repstr;
|
|
|
|
if (!(repstr = lv_host_dup(mem, lv))) {
|
|
log_error("Failed to allocate buffer for host.");
|
|
return 0;
|
|
}
|
|
|
|
return _field_set_value(field, repstr, NULL);
|
|
}
|
|
|
|
/* PV/VG/LV Attributes */
|
|
|
|
static int _pvallocatable_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
int allocatable = (((const struct physical_volume *) data)->status & ALLOCATABLE_PV) != 0;
|
|
return _binary_disp(rh, mem, field, allocatable, FIRST_NAME(pv_allocatable_y), private);
|
|
}
|
|
|
|
static int _pvexported_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
int exported = (((const struct physical_volume *) data)->status & EXPORTED_VG) != 0;
|
|
return _binary_disp(rh, mem, field, exported, FIRST_NAME(pv_exported_y), private);
|
|
}
|
|
|
|
static int _pvmissing_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
int missing = (((const struct physical_volume *) data)->status & MISSING_PV) != 0;
|
|
return _binary_disp(rh, mem, field, missing, FIRST_NAME(pv_missing_y), private);
|
|
}
|
|
|
|
static int _vgpermissions_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const char *perms = ((const struct volume_group *) data)->status & LVM_WRITE ? FIRST_NAME(vg_permissions_rw)
|
|
: FIRST_NAME(vg_permissions_r);
|
|
return _string_disp(rh, mem, field, &perms, private);
|
|
}
|
|
|
|
static int _vgextendable_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
int extendable = (vg_is_resizeable((const struct volume_group *) data)) != 0;
|
|
return _binary_disp(rh, mem, field, extendable, FIRST_NAME(vg_extendable_y),private);
|
|
}
|
|
|
|
static int _vgexported_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
int exported = (vg_is_exported((const struct volume_group *) data)) != 0;
|
|
return _binary_disp(rh, mem, field, exported, FIRST_NAME(vg_exported_y), private);
|
|
}
|
|
|
|
static int _vgpartial_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
int partial = (vg_missing_pv_count((const struct volume_group *) data)) != 0;
|
|
return _binary_disp(rh, mem, field, partial, FIRST_NAME(vg_partial_y), private);
|
|
}
|
|
|
|
static int _vgallocationpolicy_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const char *alloc_policy = get_alloc_string(((const struct volume_group *) data)->alloc) ? : _str_unknown;
|
|
return _string_disp(rh, mem, field, &alloc_policy, private);
|
|
}
|
|
|
|
static int _vgclustered_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
int clustered = (vg_is_clustered((const struct volume_group *) data)) != 0;
|
|
return _binary_disp(rh, mem, field, clustered, FIRST_NAME(vg_clustered_y), private);
|
|
}
|
|
|
|
static int _lvlayout_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct logical_volume *lv = (const struct logical_volume *) data;
|
|
struct dm_list *lv_layout;
|
|
struct dm_list *lv_role;
|
|
|
|
if (!lv_layout_and_role(mem, lv, &lv_layout, &lv_role)) {
|
|
log_error("Failed to display layout for LV %s/%s.", lv->vg->name, lv->name);
|
|
return 0;
|
|
}
|
|
|
|
return _field_set_string_list(rh, field, lv_layout, private, 0);
|
|
}
|
|
|
|
static int _lvrole_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct logical_volume *lv = (const struct logical_volume *) data;
|
|
struct dm_list *lv_layout;
|
|
struct dm_list *lv_role;
|
|
|
|
if (!lv_layout_and_role(mem, lv, &lv_layout, &lv_role)) {
|
|
log_error("Failed to display role for LV %s/%s.", lv->vg->name, lv->name);
|
|
return 0;
|
|
}
|
|
|
|
return _field_set_string_list(rh, field, lv_role, private, 0);
|
|
}
|
|
|
|
static int _lvinitialimagesync_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct logical_volume *lv = (const struct logical_volume *) data;
|
|
int initial_image_sync;
|
|
|
|
if (lv_is_raid(lv) || lv_is_mirrored(lv))
|
|
initial_image_sync = (lv->status & LV_NOTSYNCED) == 0;
|
|
else
|
|
initial_image_sync = 0;
|
|
|
|
return _binary_disp(rh, mem, field, initial_image_sync, FIRST_NAME(lv_initial_image_sync_y), private);
|
|
}
|
|
|
|
static int _lvimagesynced_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct logical_volume *lv = (const struct logical_volume *) data;
|
|
int image_synced;
|
|
|
|
if (lv_is_raid_image(lv))
|
|
image_synced = !lv_is_visible(lv) && lv_raid_image_in_sync(lv);
|
|
else if (lv_is_mirror_image(lv))
|
|
image_synced = lv_mirror_image_in_sync(lv);
|
|
else
|
|
image_synced = 0;
|
|
|
|
return _binary_disp(rh, mem, field, image_synced, FIRST_NAME(lv_image_synced_y), private);
|
|
}
|
|
|
|
static int _lvmerging_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct logical_volume *lv = (const struct logical_volume *) data;
|
|
int merging;
|
|
|
|
if (lv_is_origin(lv) || lv_is_external_origin(lv))
|
|
merging = lv_is_merging_origin(lv);
|
|
else if (lv_is_cow(lv))
|
|
merging = lv_is_merging_cow(lv);
|
|
else if (lv_is_thin_volume(lv))
|
|
merging = lv_is_merging_thin_snapshot(lv);
|
|
else
|
|
merging = 0;
|
|
|
|
return _binary_disp(rh, mem, field, merging, FIRST_NAME(lv_merging_y), private);
|
|
}
|
|
|
|
static int _lvconverting_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
int converting = lv_is_converting((const struct logical_volume *) data);
|
|
|
|
return _binary_disp(rh, mem, field, converting, "converting", private);
|
|
}
|
|
|
|
static int _lvpermissions_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct lv_with_info *lvi = (const struct lv_with_info *) data;
|
|
const char *perms = "";
|
|
|
|
if (!lv_is_pvmove(lvi->lv)) {
|
|
if (lvi->lv->status & LVM_WRITE) {
|
|
if (!lvi->info->exists)
|
|
perms = _str_unknown;
|
|
else if (lvi->info->read_only)
|
|
perms = FIRST_NAME(lv_permissions_r_override);
|
|
else
|
|
perms = FIRST_NAME(lv_permissions_rw);
|
|
} else if (lvi->lv->status & LVM_READ)
|
|
perms = FIRST_NAME(lv_permissions_r);
|
|
else
|
|
perms = _str_unknown;
|
|
}
|
|
|
|
return _string_disp(rh, mem, field, &perms, private);
|
|
}
|
|
|
|
static int _lvallocationpolicy_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const char *alloc_policy = get_alloc_string(((const struct logical_volume *) data)->alloc) ? : _str_unknown;
|
|
return _string_disp(rh, mem, field, &alloc_policy, private);
|
|
}
|
|
|
|
static int _lvallocationlocked_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
int alloc_locked = (((const struct logical_volume *) data)->status & LOCKED) != 0;
|
|
|
|
return _binary_disp(rh, mem, field, alloc_locked, FIRST_NAME(lv_allocation_locked_y), private);
|
|
}
|
|
|
|
static int _lvfixedminor_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
int fixed_minor = (((const struct logical_volume *) data)->status & FIXED_MINOR) != 0;
|
|
|
|
return _binary_disp(rh, mem, field, fixed_minor, FIRST_NAME(lv_fixed_minor_y), private);
|
|
}
|
|
|
|
static int _lvactive_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
char *repstr;
|
|
|
|
if (!(repstr = lv_active_dup(mem, (const struct logical_volume *) data))) {
|
|
log_error("Failed to allocate buffer for active.");
|
|
return 0;
|
|
}
|
|
|
|
return _field_set_value(field, repstr, NULL);
|
|
}
|
|
|
|
static int _lvactivelocally_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct logical_volume *lv = (const struct logical_volume *) data;
|
|
int active_locally;
|
|
|
|
if (!activation())
|
|
return _binary_undef_disp(rh, mem, field, private);
|
|
|
|
if (vg_is_clustered(lv->vg)) {
|
|
lv = lv_lock_holder(lv);
|
|
active_locally = lv_is_active_locally(lv);
|
|
} else
|
|
active_locally = lv_is_active(lv);
|
|
|
|
return _binary_disp(rh, mem, field, active_locally, FIRST_NAME(lv_active_locally_y), private);
|
|
}
|
|
|
|
static int _lvactiveremotely_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct logical_volume *lv = (const struct logical_volume *) data;
|
|
int active_remotely;
|
|
|
|
if (!activation())
|
|
return _binary_undef_disp(rh, mem, field, private);
|
|
|
|
if (vg_is_clustered(lv->vg)) {
|
|
lv = lv_lock_holder(lv);
|
|
/* FIXME: It seems we have no way to get this info correctly
|
|
* with current interface - we'd need to check number
|
|
* of responses from the cluster:
|
|
* - if number of nodes that responded == 1
|
|
* - and LV is active on local node
|
|
* ..then we may say that LV is *not* active remotely.
|
|
*
|
|
* Otherwise ((responses > 1 && LV active locally) ||
|
|
* (responses == 1 && LV not active locally)), it's
|
|
* active remotely.
|
|
*
|
|
* We have this info, but hidden underneath the
|
|
* locking interface (locking_type.query_resource fn).
|
|
*
|
|
* For now, let's use 'unknown' for remote status if
|
|
* the LV is found active locally until we find a way to
|
|
* smuggle the proper information out of the interface.
|
|
*/
|
|
if (lv_is_active_locally(lv))
|
|
return _binary_undef_disp(rh, mem, field, private);
|
|
else
|
|
active_remotely = lv_is_active_but_not_locally(lv);
|
|
} else
|
|
active_remotely = 0;
|
|
|
|
return _binary_disp(rh, mem, field, active_remotely, FIRST_NAME(lv_active_remotely_y), private);
|
|
}
|
|
|
|
static int _lvactiveexclusively_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct logical_volume *lv = (const struct logical_volume *) data;
|
|
int active_exclusively;
|
|
|
|
if (!activation())
|
|
return _binary_undef_disp(rh, mem, field, private);
|
|
|
|
if (vg_is_clustered(lv->vg)) {
|
|
lv = lv_lock_holder(lv);
|
|
active_exclusively = lv_is_active_exclusive(lv);
|
|
} else
|
|
active_exclusively = lv_is_active(lv);
|
|
|
|
return _binary_disp(rh, mem, field, active_exclusively, FIRST_NAME(lv_active_exclusively_y), private);
|
|
}
|
|
|
|
static int _lvmergefailed_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct logical_volume *lv = (const struct logical_volume *) data;
|
|
dm_percent_t snap_percent;
|
|
int merge_failed;
|
|
|
|
if (!lv_is_cow(lv) || !lv_snapshot_percent(lv, &snap_percent))
|
|
return _field_set_value(field, _str_unknown, &RESERVED(number_undef_64));
|
|
|
|
merge_failed = snap_percent == LVM_PERCENT_MERGE_FAILED;
|
|
return _binary_disp(rh, mem, field, merge_failed, FIRST_NAME(lv_merge_failed_y), private);
|
|
}
|
|
|
|
static int _lvsnapshotinvalid_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct logical_volume *lv = (const struct logical_volume *) data;
|
|
dm_percent_t snap_percent;
|
|
int snap_invalid;
|
|
|
|
if (!lv_is_cow(lv))
|
|
return _field_set_value(field, _str_unknown, &RESERVED(number_undef_64));
|
|
|
|
snap_invalid = !lv_snapshot_percent(lv, &snap_percent) || snap_percent == DM_PERCENT_INVALID;
|
|
return _binary_disp(rh, mem, field, snap_invalid, FIRST_NAME(lv_snapshot_invalid_y), private);
|
|
}
|
|
|
|
static int _lvsuspended_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct lv_with_info *lvi = (const struct lv_with_info *) data;
|
|
|
|
if (lvi->info->exists)
|
|
return _binary_disp(rh, mem, field, lvi->info->suspended, FIRST_NAME(lv_suspended_y), private);
|
|
|
|
return _binary_undef_disp(rh, mem, field, private);
|
|
}
|
|
|
|
static int _lvlivetable_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct lv_with_info *lvi = (const struct lv_with_info *) data;
|
|
|
|
if (lvi->info->exists)
|
|
return _binary_disp(rh, mem, field, lvi->info->live_table, FIRST_NAME(lv_live_table_y), private);
|
|
|
|
return _binary_undef_disp(rh, mem, field, private);
|
|
}
|
|
|
|
static int _lvinactivetable_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct lv_with_info *lvi = (const struct lv_with_info *) data;
|
|
|
|
if (lvi->info->exists)
|
|
return _binary_disp(rh, mem, field, lvi->info->inactive_table, FIRST_NAME(lv_inactive_table_y), private);
|
|
|
|
return _binary_undef_disp(rh, mem, field, private);
|
|
}
|
|
|
|
static int _lvdeviceopen_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct lv_with_info *lvi = (const struct lv_with_info *) data;
|
|
|
|
if (lvi->info->exists)
|
|
return _binary_disp(rh, mem, field, lvi->info->open_count, FIRST_NAME(lv_device_open_y), private);
|
|
|
|
return _binary_undef_disp(rh, mem, field, private);
|
|
}
|
|
|
|
static int _thinzero_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct lv_segment *seg = (const struct lv_segment *) data;
|
|
|
|
if (seg_is_thin_pool(seg))
|
|
return _binary_disp(rh, mem, field, seg->zero_new_blocks, FIRST_NAME(zero_y), private);
|
|
|
|
return _binary_undef_disp(rh, mem, field, private);
|
|
}
|
|
|
|
static int _lvhealthstatus_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
const struct logical_volume *lv = (const struct logical_volume *) data;
|
|
const char *health = "";
|
|
uint64_t n;
|
|
|
|
if (lv->status & PARTIAL_LV)
|
|
health = "partial";
|
|
else if (lv_is_raid_type(lv)) {
|
|
if (!activation())
|
|
health = "unknown";
|
|
else if (!lv_raid_healthy(lv))
|
|
health = "refresh needed";
|
|
else if (lv_is_raid(lv)) {
|
|
if (lv_raid_mismatch_count(lv, &n) && n)
|
|
health = "mismatches exist";
|
|
} else if (lv->status & LV_WRITEMOSTLY)
|
|
health = "writemostly";
|
|
}
|
|
|
|
return _string_disp(rh, mem, field, &health, private);
|
|
}
|
|
|
|
static int _lvskipactivation_disp(struct dm_report *rh, struct dm_pool *mem,
|
|
struct dm_report_field *field,
|
|
const void *data, void *private)
|
|
{
|
|
int skip_activation = (((const struct logical_volume *) data)->status & LV_ACTIVATION_SKIP) != 0;
|
|
return _binary_disp(rh, mem, field, skip_activation, "skip activation", private);
|
|
}
|
|
|
|
/* Report object types */
|
|
|
|
/* necessary for displaying something for PVs not belonging to VG */
|
|
static struct format_instance _dummy_fid = {
|
|
.metadata_areas_in_use = { &(_dummy_fid.metadata_areas_in_use), &(_dummy_fid.metadata_areas_in_use) },
|
|
.metadata_areas_ignored = { &(_dummy_fid.metadata_areas_ignored), &(_dummy_fid.metadata_areas_ignored) },
|
|
};
|
|
|
|
static struct volume_group _dummy_vg = {
|
|
.fid = &_dummy_fid,
|
|
.name = "",
|
|
.system_id = (char *) "",
|
|
.pvs = { &(_dummy_vg.pvs), &(_dummy_vg.pvs) },
|
|
.lvs = { &(_dummy_vg.lvs), &(_dummy_vg.lvs) },
|
|
.tags = { &(_dummy_vg.tags), &(_dummy_vg.tags) },
|
|
};
|
|
|
|
static void *_obj_get_vg(void *obj)
|
|
{
|
|
struct volume_group *vg = ((struct lvm_report_object *)obj)->vg;
|
|
|
|
return vg ? vg : &_dummy_vg;
|
|
}
|
|
|
|
static void *_obj_get_lv(void *obj)
|
|
{
|
|
return ((struct lvm_report_object *)obj)->lvi->lv;
|
|
}
|
|
|
|
static void *_obj_get_lv_with_info(void *obj)
|
|
{
|
|
return ((struct lvm_report_object *)obj)->lvi;
|
|
}
|
|
|
|
static void *_obj_get_pv(void *obj)
|
|
{
|
|
return ((struct lvm_report_object *)obj)->pv;
|
|
}
|
|
|
|
static void *_obj_get_label(void *obj)
|
|
{
|
|
return ((struct lvm_report_object *)obj)->label;
|
|
}
|
|
|
|
static void *_obj_get_seg(void *obj)
|
|
{
|
|
return ((struct lvm_report_object *)obj)->seg;
|
|
}
|
|
|
|
static void *_obj_get_pvseg(void *obj)
|
|
{
|
|
return ((struct lvm_report_object *)obj)->pvseg;
|
|
}
|
|
|
|
static void *_obj_get_devtypes(void *obj)
|
|
{
|
|
return obj;
|
|
}
|
|
|
|
static const struct dm_report_object_type _report_types[] = {
|
|
{ VGS, "Volume Group", "vg_", _obj_get_vg },
|
|
{ LVS, "Logical Volume", "lv_", _obj_get_lv },
|
|
{ LVSINFO, "Logical Volume Device", "lv_", _obj_get_lv_with_info },
|
|
{ PVS, "Physical Volume", "pv_", _obj_get_pv },
|
|
{ LABEL, "Physical Volume Label", "pv_", _obj_get_label },
|
|
{ SEGS, "Logical Volume Segment", "seg_", _obj_get_seg },
|
|
{ PVSEGS, "Physical Volume Segment", "pvseg_", _obj_get_pvseg },
|
|
{ 0, "", "", NULL },
|
|
};
|
|
|
|
static const struct dm_report_object_type _devtypes_report_types[] = {
|
|
{ DEVTYPES, "Device Types", "devtype_", _obj_get_devtypes },
|
|
{ 0, "", "", NULL },
|
|
};
|
|
|
|
/*
|
|
* Import column definitions
|
|
*/
|
|
|
|
#define STR DM_REPORT_FIELD_TYPE_STRING
|
|
#define NUM DM_REPORT_FIELD_TYPE_NUMBER
|
|
#define BIN DM_REPORT_FIELD_TYPE_NUMBER
|
|
#define SIZ DM_REPORT_FIELD_TYPE_SIZE
|
|
#define PCT DM_REPORT_FIELD_TYPE_PERCENT
|
|
#define STR_LIST DM_REPORT_FIELD_TYPE_STRING_LIST
|
|
#define FIELD(type, strct, sorttype, head, field, width, func, id, desc, writeable) \
|
|
{type, sorttype, offsetof(type_ ## strct, field), width, \
|
|
#id, head, &_ ## func ## _disp, desc},
|
|
|
|
typedef struct physical_volume type_pv;
|
|
typedef struct logical_volume type_lv;
|
|
typedef struct volume_group type_vg;
|
|
typedef struct lv_segment type_seg;
|
|
typedef struct pv_segment type_pvseg;
|
|
typedef struct label type_label;
|
|
|
|
typedef dev_known_type_t type_devtype;
|
|
|
|
static const struct dm_report_field_type _fields[] = {
|
|
#include "columns.h"
|
|
{0, 0, 0, 0, "", "", NULL, NULL},
|
|
};
|
|
|
|
static const struct dm_report_field_type _devtypes_fields[] = {
|
|
#include "columns-devtypes.h"
|
|
{0, 0, 0, 0, "", "", NULL, NULL},
|
|
};
|
|
|
|
#undef STR
|
|
#undef NUM
|
|
#undef BIN
|
|
#undef SIZ
|
|
#undef STR_LIST
|
|
#undef FIELD
|
|
|
|
void *report_init(struct cmd_context *cmd, const char *format, const char *keys,
|
|
report_type_t *report_type, const char *separator,
|
|
int aligned, int buffered, int headings, int field_prefixes,
|
|
int quoted, int columns_as_rows, const char *selection)
|
|
{
|
|
uint32_t report_flags = 0;
|
|
int devtypes_report = *report_type & DEVTYPES ? 1 : 0;
|
|
void *rh;
|
|
|
|
if (aligned)
|
|
report_flags |= DM_REPORT_OUTPUT_ALIGNED;
|
|
|
|
if (buffered)
|
|
report_flags |= DM_REPORT_OUTPUT_BUFFERED;
|
|
|
|
if (headings)
|
|
report_flags |= DM_REPORT_OUTPUT_HEADINGS;
|
|
|
|
if (field_prefixes)
|
|
report_flags |= DM_REPORT_OUTPUT_FIELD_NAME_PREFIX;
|
|
|
|
if (!quoted)
|
|
report_flags |= DM_REPORT_OUTPUT_FIELD_UNQUOTED;
|
|
|
|
if (columns_as_rows)
|
|
report_flags |= DM_REPORT_OUTPUT_COLUMNS_AS_ROWS;
|
|
|
|
rh = dm_report_init_with_selection(report_type,
|
|
devtypes_report ? _devtypes_report_types : _report_types,
|
|
devtypes_report ? _devtypes_fields : _fields,
|
|
format, separator, report_flags, keys,
|
|
selection, _report_reserved_values, cmd);
|
|
|
|
if (rh && field_prefixes)
|
|
dm_report_set_output_field_name_prefix(rh, "lvm2_");
|
|
|
|
return rh;
|
|
}
|
|
|
|
/*
|
|
* Create a row of data for an object
|
|
*/
|
|
int report_object(void *handle, struct volume_group *vg,
|
|
struct logical_volume *lv, struct physical_volume *pv,
|
|
struct lv_segment *seg, struct pv_segment *pvseg,
|
|
struct lvinfo *lvinfo, struct label *label)
|
|
{
|
|
struct device dummy_device = { .dev = 0 };
|
|
struct label dummy_label = { .dev = &dummy_device };
|
|
struct lv_with_info lvi = { .lv = lv, .info = lvinfo };
|
|
struct lvm_report_object obj = {
|
|
.vg = vg,
|
|
.lvi = &lvi,
|
|
.pv = pv,
|
|
.seg = seg,
|
|
.pvseg = pvseg,
|
|
.label = label ? : (pv ? pv_label(pv) : NULL)
|
|
};
|
|
|
|
/* FIXME workaround for pv_label going through cache; remove once struct
|
|
* physical_volume gains a proper "label" pointer */
|
|
if (!obj.label) {
|
|
if (pv) {
|
|
if (pv->fmt)
|
|
dummy_label.labeller = pv->fmt->labeller;
|
|
if (pv->dev)
|
|
dummy_label.dev = pv->dev;
|
|
else
|
|
memcpy(dummy_device.pvid, &pv->id, ID_LEN);
|
|
}
|
|
obj.label = &dummy_label;
|
|
}
|
|
|
|
/* The two format fields might as well match. */
|
|
if (!vg && pv)
|
|
_dummy_fid.fmt = pv->fmt;
|
|
|
|
return dm_report_object(handle, &obj);
|
|
}
|
|
|
|
static int _report_devtype_single(void *handle, const dev_known_type_t *devtype)
|
|
{
|
|
return dm_report_object(handle, (void *)devtype);
|
|
}
|
|
|
|
int report_devtypes(void *handle)
|
|
{
|
|
int devtypeind = 0;
|
|
|
|
while (_dev_known_types[devtypeind].name[0])
|
|
if (!_report_devtype_single(handle, &_dev_known_types[devtypeind++]))
|
|
return 0;
|
|
|
|
return 1;
|
|
}
|