[2052] | 1 | /* subroutines for handling mountlist
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[128] | 2 | $Id: libmondo-mountlist.c 2508 2010-01-04 18:21:55Z bruno $
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[1] | 3 | */
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| 4 |
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| 5 |
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| 6 | /**
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| 7 | * @file
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| 8 | * Functions which manipulate the mountlist.
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| 9 | */
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| 10 |
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| 11 | #include "my-stuff.h"
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[2209] | 12 | #include "mr_mem.h"
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[1] | 13 | #include "mondostructures.h"
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| 14 | #include "libmondo-mountlist.h"
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[541] | 15 | #include "lib-common-externs.h"
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[1] | 16 | #include "libmondo-raid-EXT.h"
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| 17 | #include "libmondo-devices-EXT.h"
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| 18 | #include "libmondo-tools-EXT.h"
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| 19 | #include "libmondo-string-EXT.h"
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[1236] | 20 | #include "newt-specific-EXT.h"
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[1] | 21 |
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| 22 | /*@unused@*/
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[128] | 23 | //static char cvsid[] = "$Id: libmondo-mountlist.c 2508 2010-01-04 18:21:55Z bruno $";
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[1] | 24 |
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[1645] | 25 | /* Reference to global bkpinfo */
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| 26 | extern struct s_bkpinfo *bkpinfo;
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| 27 |
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[1] | 28 | /**
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| 29 | * @addtogroup mountlistGroup
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| 30 | * @{
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| 31 | */
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| 32 | /**
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| 33 | * Evaluate a drive within the mountlist for flaws. For example, too many
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| 34 | * primary partitions, the first logical isn't 5, duplicate partitions,
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| 35 | * ovar-allocated or under-allocated, unsupported format, silly size, or
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| 36 | * silly mountpoint. Under FreeBSD, this checks the disklabel too, for the above-mentioned
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| 37 | * errors as well as too many BSD partitions (more than 'h').
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| 38 | * @param mountlist The mountlist to check.
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| 39 | * @param drive The drive to check (e.g. @c /dev/hda).
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[2207] | 40 | * @return The flaws string found (NULL for success) allocated to be freed
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[1] | 41 | * @see evaluate_mountlist
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| 42 | */
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[2207] | 43 | char *evaluate_drive_within_mountlist(struct mountlist_itself *mountlist, char *drive)
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[1] | 44 | #ifdef __FreeBSD__
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| 45 | {
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| 46 | // FreeBSD-specific version of evaluate_drive_within_mountlist()
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[128] | 47 | /*@ int ************************************************************* */
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| 48 | int prev_part_no = 0;
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[1] | 49 | int curr_part_no = 0;
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| 50 | int pos = 0, npos = 0;
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| 51 | int res = 0;
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| 52 | int mountpoint_copies = 0;
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| 53 | int device_copies = 0;
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| 54 | int i = 0;
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| 55 | int cur_sp_no = 0;
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| 56 | int prev_sp_no = 0;
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| 57 | int foundsome = FALSE;
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| 58 |
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[128] | 59 | /*@ buffers ******************************************************** */
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[2261] | 60 | char tmp = NULL;
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[2316] | 61 | char *device = NULL;
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[1] | 62 |
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[2209] | 63 | char *flaws_str = NULL;
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| 64 |
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[128] | 65 | /*@ long *********************************************************** */
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| 66 | long physical_drive_size = 0;
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[1] | 67 | long amount_allocated = 0;
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| 68 |
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[128] | 69 | /*@ pointers ******************************************************* */
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[1] | 70 | char *part_table_fmt;
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| 71 |
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[128] | 72 | /*@ initialize ***************************************************** */
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| 73 | prev_part_no = 0;
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[2323] | 74 | mr_asprintf(flaws_str, "%s", "");
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[1] | 75 |
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| 76 |
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[128] | 77 | physical_drive_size = get_phys_size_of_drive(drive);
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[1] | 78 |
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[128] | 79 | if (physical_drive_size < 0) {
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[2323] | 80 | mr_asprintf(tmp, " %s does not exist.", drive);
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[2209] | 81 | mr_strcat(flaws_str, "%s", tmp);
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[128] | 82 | } else {
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[2323] | 83 | mr_asprintf(tmp, "%s is %ld MB", drive, physical_drive_size);
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[128] | 84 | }
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| 85 | log_it(tmp);
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[2261] | 86 | mr_free(tmp);
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[1] | 87 |
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| 88 |
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[128] | 89 | /* check DD */
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| 90 | for (cur_sp_no = 'a'; cur_sp_no < 'z'; ++cur_sp_no) {
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[2323] | 91 | mr_asprintf(device, "%s%c", drive, cur_sp_no);
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[2316] | 92 | if (find_device_in_mountlist(mountlist, device) >= 0) {
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[128] | 93 | foundsome = TRUE;
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[2316] | 94 | }
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| 95 | mr_free(device);
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[128] | 96 | }
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| 97 | if (foundsome) {
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| 98 | for (cur_sp_no = 'a'; cur_sp_no < 'z'; ++cur_sp_no) {
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[2323] | 99 | mr_asprintf(device, "%s%c", drive, cur_sp_no);
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[128] | 100 | pos = find_device_in_mountlist(mountlist, device);
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| 101 | if (pos < 0) {
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[2316] | 102 | mr_free(device);
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[128] | 103 | continue;
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| 104 | }
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| 105 | /* is it too big? */
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| 106 | if (curr_part_no > 'h') {
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[2323] | 107 | mr_asprintf(tmp, " Can only have up to 'h' in disklabel.");
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[128] | 108 | log_it(tmp);
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[2207] | 109 | mr_strcat(flaws_str, tmp);
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[2261] | 110 | mr_free(tmp);
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[128] | 111 | res++;
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| 112 | }
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| 113 | /* does partition /dev/adXsYZ exist more than once in the mountlist? */
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| 114 | for (i = 0, mountpoint_copies = 0, device_copies = 0;
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| 115 | i < mountlist->entries; i++) {
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| 116 | if (!strcmp(device, mountlist->el[i].device)) {
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| 117 | device_copies++;
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| 118 | }
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| 119 | }
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| 120 | if (device_copies > 1) {
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[2323] | 121 | mr_asprintf(tmp, " %s %s's.", number_to_text(device_copies), device);
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[128] | 122 | if (!strstr(flaws_str, tmp)) {
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| 123 | log_it(tmp);
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[2207] | 124 | mr_strcat(flaws_str, tmp);
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[128] | 125 | res++;
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| 126 | }
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[2261] | 127 | mr_free(tmp);
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[128] | 128 | }
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| 129 | /* silly partition size? */
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| 130 | if (mountlist->el[pos].size < 8192
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| 131 | && strcmp(mountlist->el[pos].mountpoint, "lvm")) {
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[2323] | 132 | mr_asprintf(tmp, " %s is tiny!", device);
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[128] | 133 | log_it(tmp);
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[2207] | 134 | mr_strcat(flaws_str, tmp);
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[2261] | 135 | mr_free(tmp);
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[128] | 136 | res++;
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| 137 | }
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| 138 | /* mountpoint should begin with / unless it is swap, lvm or raid */
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| 139 | if (strcmp(mountlist->el[pos].mountpoint, "swap")
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| 140 | && strcmp(mountlist->el[pos].mountpoint, "lvm")
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| 141 | && strcmp(mountlist->el[pos].mountpoint, "raid")
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| 142 | && strcmp(mountlist->el[pos].mountpoint, "image")
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| 143 | && strcmp(mountlist->el[pos].mountpoint, "none")
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| 144 | && mountlist->el[pos].mountpoint[0] != '/') {
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[2323] | 145 | mr_asprintf(tmp, " %s has a weird mountpoint.", device);
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[128] | 146 | log_it(tmp);
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[2207] | 147 | mr_strcat(flaws_str, tmp);
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[2261] | 148 | mr_free(tmp);
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[128] | 149 | res++;
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| 150 | }
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| 151 | /* is format sensible? */
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| 152 | if (!is_this_a_valid_disk_format(mountlist->el[pos].format)) {
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[2323] | 153 | mr_asprintf(tmp, " %s has unsupported format %s.", device, mountlist->el[pos].format);
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[128] | 154 | log_it(tmp);
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[2207] | 155 | mr_strcat(flaws_str, tmp);
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[2261] | 156 | mr_free(tmp);
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[128] | 157 | res++;
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| 158 | }
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[2316] | 159 | mr_free(device);
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| 160 |
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[2125] | 161 | amount_allocated += mountlist->el[pos].size / 1024L;
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[128] | 162 | prev_sp_no = cur_sp_no;
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| 163 | }
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| 164 | }
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[1] | 165 |
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[128] | 166 | npos = pos = 0;
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| 167 | for (curr_part_no = 1; curr_part_no < 99; curr_part_no++) {
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[2316] | 168 | device = build_partition_name(drive, curr_part_no);
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[128] | 169 | pos = find_device_in_mountlist(mountlist, device);
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| 170 | npos = 0;
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| 171 | for (cur_sp_no = 'a'; cur_sp_no <= 'h'; cur_sp_no++) {
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[2323] | 172 | mr_asprintf(tmp, "%ss%i%c", device, curr_part_no, cur_sp_no);
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[2316] | 173 | if (find_device_in_mountlist(mountlist, tmp) >= 0) {
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[128] | 174 | npos++;
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[2316] | 175 | }
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| 176 | mr_free(tmp);
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[128] | 177 | }
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[2316] | 178 | mr_free(device);
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| 179 |
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[128] | 180 | if (((pos >= 0) || npos) && foundsome) {
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[2207] | 181 | mr_strcat(flaws_str, " %s has both DD and PC-style partitions.", drive);
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[2209] | 182 | return(flaws_str); // fatal error
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[128] | 183 | }
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| 184 |
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[2316] | 185 | device = build_partition_name(drive, curr_part_no);
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[128] | 186 | if (pos > 0 && !npos) {
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| 187 | /* gap in the partition list? */
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| 188 | if (curr_part_no - prev_part_no > 1) {
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| 189 | if (prev_part_no == 0) {
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[2323] | 190 | mr_asprintf(tmp, " Gap prior to %s.", device);
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[128] | 191 | log_it(tmp);
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[2209] | 192 | mr_strcat(flaws_str, "%s", tmp);
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[2261] | 193 | mr_free(tmp);
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[128] | 194 | res++;
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| 195 | } else if (curr_part_no > 5
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| 196 | || (curr_part_no <= 4 && prev_part_no > 0)) {
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[2323] | 197 | mr_asprintf(tmp, " Gap between %ss%d and %d.", drive, prev_part_no, curr_part_no);
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[128] | 198 | log_it(tmp);
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[2209] | 199 | mr_strcat(flaws_str, "%s", tmp);
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[2261] | 200 | mr_free(tmp);
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[128] | 201 | res++;
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| 202 | }
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| 203 | }
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| 204 | /* GPT allows more than 4 primary partitions */
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| 205 | part_table_fmt = which_partition_format(drive);
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| 206 | /* no spare primary partitions to help accommodate the logical(s)? */
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| 207 | if ((curr_part_no >= 5 && prev_part_no == 4)
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| 208 | && (strcmp(part_table_fmt, "MBR") == 0)) {
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[2323] | 209 | mr_asprintf(tmp, " Partition %ss4 is occupied.", drive);
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[128] | 210 | log_it(tmp);
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[2209] | 211 | mr_strcat(flaws_str, "%s", tmp);
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[2261] | 212 | mr_free(tmp);
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[128] | 213 | res++;
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| 214 | }
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| 215 | /* does partition /dev/adXsY exist more than once in the mountlist? */
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| 216 | for (i = 0, mountpoint_copies = 0, device_copies = 0;
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| 217 | i < mountlist->entries; i++) {
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| 218 | if (!strcmp(device, mountlist->el[i].device)) {
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| 219 | device_copies++;
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| 220 | }
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| 221 | }
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| 222 | if (device_copies > 1) {
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[2323] | 223 | mr_asprintf(tmp, " %s %s's.", number_to_text(device_copies), device);
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[2209] | 224 | if (!strstr(flaws_str, "%s", tmp)) {
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[128] | 225 | log_it(tmp);
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[2209] | 226 | mr_strcat(flaws_str, "%s", tmp);
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[128] | 227 | res++;
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| 228 | }
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[2261] | 229 | mr_free(tmp);
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[128] | 230 | }
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| 231 | /* silly partition size? */
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| 232 | if (mountlist->el[pos].size < 8192
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| 233 | && strcmp(mountlist->el[pos].mountpoint, "lvm")) {
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[2323] | 234 | mr_asprintf(tmp, " %s is tiny!", device);
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[128] | 235 | log_it(tmp);
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[2209] | 236 | mr_strcat(flaws_str, "%s", tmp);
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[2261] | 237 | mr_free(tmp);
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[128] | 238 | res++;
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| 239 | }
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| 240 | /* mountpoint should begin with / unless it is swap, lvm or raid */
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| 241 | if (strcmp(mountlist->el[pos].mountpoint, "swap")
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| 242 | && strcmp(mountlist->el[pos].mountpoint, "lvm")
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| 243 | && strcmp(mountlist->el[pos].mountpoint, "raid")
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| 244 | && strcmp(mountlist->el[pos].mountpoint, "image")
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| 245 | && strcmp(mountlist->el[pos].mountpoint, "none")
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| 246 | && mountlist->el[pos].mountpoint[0] != '/') {
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[2323] | 247 | mr_asprintf(tmp, " %s has a weird mountpoint.", device);
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[128] | 248 | log_it(tmp);
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[2209] | 249 | mr_strcat(flaws_str, "%s", tmp);
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[2261] | 250 | mr_free(tmp);
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[128] | 251 | res++;
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| 252 | }
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| 253 | /* is format sensible? */
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| 254 | if (!is_this_a_valid_disk_format(mountlist->el[pos].format)) {
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[2323] | 255 | mr_asprintf(tmp, " %s has unsupported format %s.", device, mountlist->el[pos].format);
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[128] | 256 | log_it(tmp);
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[2209] | 257 | mr_strcat(flaws_str, "%s", tmp);
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[2261] | 258 | mr_free(tmp);
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[128] | 259 | res++;
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| 260 | }
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| 261 | } else {
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| 262 | /* Check subpartitions */
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| 263 | for (cur_sp_no = 'a'; cur_sp_no < 'z'; ++cur_sp_no) {
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[2316] | 264 | mr_free(device);
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| 265 | mr_asprintf(device, "%ss%d%c", drive, curr_part_no, cur_sp_no);
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[128] | 266 | pos = find_device_in_mountlist(mountlist, device);
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| 267 | if (pos < 0) {
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| 268 | continue;
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| 269 | }
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| 270 | /* is it too big? */
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| 271 | if (curr_part_no > 'h') {
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[2323] | 272 | mr_asprintf(tmp, " Can only have up to 'h' in disklabel.");
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[128] | 273 | log_it(tmp);
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[2209] | 274 | mr_strcat(flaws_str, "%s", tmp);
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[2261] | 275 | mr_free(tmp);
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[128] | 276 | res++;
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| 277 | }
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| 278 | /* does partition /dev/adXsYZ exist more than once in the mountlist? */
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| 279 | for (i = 0, mountpoint_copies = 0, device_copies = 0;
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| 280 | i < mountlist->entries; i++) {
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| 281 | if (!strcmp(device, mountlist->el[i].device)) {
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| 282 | device_copies++;
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| 283 | }
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| 284 | }
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| 285 | if (device_copies > 1) {
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[2323] | 286 | mr_asprintf(tmp, " %s %s's.", number_to_text(device_copies), device);
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[128] | 287 | if (!strstr(flaws_str, tmp)) {
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| 288 | log_it(tmp);
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[2209] | 289 | mr_strcat(flaws_str, "%s", tmp);
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[128] | 290 | res++;
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| 291 | }
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[2261] | 292 | mr_free(tmp);
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[128] | 293 | }
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| 294 | /* silly partition size? */
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| 295 | if (mountlist->el[pos].size < 8192
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| 296 | && strcmp(mountlist->el[pos].mountpoint, "lvm")) {
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[2323] | 297 | mr_asprintf(tmp, " %s is tiny!", device);
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[128] | 298 | log_it(tmp);
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[2209] | 299 | mr_strcat(flaws_str, "%s", tmp);
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[2261] | 300 | mr_free(tmp);
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[128] | 301 | res++;
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| 302 | }
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| 303 | /* mountpoint should begin with / unless it is swap, lvm or raid */
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| 304 | if (strcmp(mountlist->el[pos].mountpoint, "swap")
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| 305 | && strcmp(mountlist->el[pos].mountpoint, "lvm")
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| 306 | && strcmp(mountlist->el[pos].mountpoint, "raid")
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| 307 | && strcmp(mountlist->el[pos].mountpoint, "image")
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| 308 | && strcmp(mountlist->el[pos].mountpoint, "none")
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| 309 | && mountlist->el[pos].mountpoint[0] != '/') {
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[2323] | 310 | mr_asprintf(tmp, " %s has a weird mountpoint.", device);
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[128] | 311 | log_it(tmp);
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[2209] | 312 | mr_strcat(flaws_str, "%s", tmp);
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[2261] | 313 | mr_free(tmp);
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[128] | 314 | res++;
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| 315 | }
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| 316 | /* is format sensible? */
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| 317 | if (!is_this_a_valid_disk_format
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| 318 | (mountlist->el[pos].format)) {
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[2323] | 319 | mr_asprintf(tmp, " %s has unsupported format %s.", device, mountlist->el[pos].format);
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[128] | 320 | log_it(tmp);
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[2209] | 321 | mr_strcat(flaws_str, "%s", tmp);
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[2261] | 322 | mr_free(tmp);
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[128] | 323 | res++;
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| 324 | }
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[2125] | 325 | amount_allocated += mountlist->el[pos].size / 1024L;
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[128] | 326 | prev_sp_no = cur_sp_no;
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| 327 | }
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| 328 | }
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[2316] | 329 | mr_free(device);
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[128] | 330 |
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| 331 | /* OK, continue with main loop */
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[2125] | 332 | amount_allocated += mountlist->el[pos].size / 1024L;
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[128] | 333 | prev_part_no = curr_part_no;
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| 334 | }
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| 335 |
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| 336 | /* Over-allocated the disk? Unallocated space on disk? */
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| 337 | if (amount_allocated > physical_drive_size) // Used to be +1, but what if you're 1 MB too high?
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| 338 | {
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[2324] | 339 | mr_asprintf(tmp, " %ld MB over-allocated on %s.", amount_allocated - physical_drive_size, drive);
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[128] | 340 | log_it(tmp);
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[2209] | 341 | mr_strcat(flaws_str, "%s", tmp);
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[2261] | 342 | mr_free(tmp);
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[128] | 343 | res++;
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| 344 | } else if (amount_allocated < physical_drive_size - 1) { /* NOT AN ERROR, JUST A WARNING :-) */
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[2324] | 345 | mr_asprintf(tmp, " %ld MB unallocated on %s.", physical_drive_size - amount_allocated, drive);
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[1236] | 346 | log_it(tmp);
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[2209] | 347 | mr_strcat(flaws_str, "%s", tmp);
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[2261] | 348 | mr_free(tmp);
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[128] | 349 | }
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| 350 | if (res) {
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[2209] | 351 | return (NULL);
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[128] | 352 | } else {
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[2209] | 353 | return (flaws_str);
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[128] | 354 | }
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[1] | 355 | }
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| 356 |
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| 357 | #else
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| 358 | // Linux-specific version of evaluate_drive_within_mountlist()
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| 359 | {
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| 360 |
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[128] | 361 | /*@ int ************************************************************* */
|
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| 362 | int prev_part_no = 0;
|
---|
[1] | 363 | int curr_part_no = 0;
|
---|
| 364 | int pos = 0;
|
---|
| 365 | int res = 0;
|
---|
| 366 | int mountpoint_copies = 0;
|
---|
| 367 | int device_copies = 0;
|
---|
| 368 | int i = 0;
|
---|
| 369 |
|
---|
[128] | 370 | /*@ buffers ******************************************************** */
|
---|
[2261] | 371 | char *tmp = NULL;
|
---|
| 372 | char *device = NULL;
|
---|
[2209] | 373 | char *flaws_str = NULL;
|
---|
[1] | 374 |
|
---|
[128] | 375 | /*@ long *********************************************************** */
|
---|
[1295] | 376 | long physical_drive_size = 0L;
|
---|
| 377 | long amount_allocated = 0L;
|
---|
[1] | 378 |
|
---|
[128] | 379 | /*@ pointers ******************************************************* */
|
---|
[2204] | 380 | char *part_table_fmt = NULL;
|
---|
[1] | 381 |
|
---|
[128] | 382 | /*@ initialize ***************************************************** */
|
---|
| 383 | assert_string_is_neither_NULL_nor_zerolength(drive);
|
---|
| 384 | assert(mountlist != NULL);
|
---|
[2323] | 385 | mr_asprintf(flaws_str, "%s", "");
|
---|
[1] | 386 |
|
---|
[128] | 387 | prev_part_no = 0;
|
---|
[1] | 388 |
|
---|
[128] | 389 | physical_drive_size = get_phys_size_of_drive(drive);
|
---|
[1] | 390 |
|
---|
[128] | 391 | if (physical_drive_size < 0) {
|
---|
[2323] | 392 | mr_asprintf(tmp, " %s does not exist.", drive);
|
---|
[2372] | 393 | log_it(tmp);
|
---|
[2508] | 394 | log_it(tmp);
|
---|
[2209] | 395 | mr_strcat(flaws_str, "%s", tmp);
|
---|
[128] | 396 | res++;
|
---|
[2261] | 397 | mr_free(tmp);
|
---|
[2316] | 398 | return(flaws_str);
|
---|
[128] | 399 | } else {
|
---|
[2324] | 400 | log_it("%s is %ld MB", drive, physical_drive_size);
|
---|
[128] | 401 | }
|
---|
[1] | 402 |
|
---|
[128] | 403 | for (curr_part_no = 1; curr_part_no < 99; curr_part_no++) {
|
---|
[2316] | 404 | device = build_partition_name(drive, curr_part_no);
|
---|
[128] | 405 | pos = find_device_in_mountlist(mountlist, device);
|
---|
| 406 | if (pos < 0) {
|
---|
| 407 | continue;
|
---|
| 408 | }
|
---|
[2382] | 409 | log_msg(2, "Processing partition %s on %s #%d in mountlist", device, drive, pos);
|
---|
[128] | 410 | /* gap in the partition list? */
|
---|
| 411 | if (curr_part_no - prev_part_no > 1) {
|
---|
| 412 | if (prev_part_no == 0) {
|
---|
[2323] | 413 | mr_asprintf(tmp, " Gap prior to %s.", device);
|
---|
[128] | 414 | log_it(tmp);
|
---|
[2209] | 415 | mr_strcat(flaws_str, "%s", tmp);
|
---|
[2261] | 416 | mr_free(tmp);
|
---|
[128] | 417 | res++;
|
---|
| 418 | } else if (curr_part_no > 5
|
---|
| 419 | || (curr_part_no <= 4 && prev_part_no > 0)) {
|
---|
[2324] | 420 | mr_asprintf(tmp, " Gap on %s between %d and %d.", drive, prev_part_no, curr_part_no);
|
---|
[128] | 421 | log_it(tmp);
|
---|
[2209] | 422 | mr_strcat(flaws_str, "%s", tmp);
|
---|
[2261] | 423 | mr_free(tmp);
|
---|
[128] | 424 | res++;
|
---|
| 425 | }
|
---|
| 426 | }
|
---|
| 427 | /* GPT allows more than 4 primary partitions */
|
---|
| 428 | part_table_fmt = which_partition_format(drive);
|
---|
| 429 | /* no spare primary partitions to help accommodate the logical(s)? */
|
---|
[2330] | 430 | if ((curr_part_no >= 5 && prev_part_no == 4) && (strcmp(part_table_fmt, "MBR") == 0)) {
|
---|
[2323] | 431 | mr_asprintf(tmp, " Partition 4 of %s is occupied.", drive);
|
---|
[128] | 432 | log_it(tmp);
|
---|
[2209] | 433 | mr_strcat(flaws_str, "%s", tmp);
|
---|
[2261] | 434 | mr_free(tmp);
|
---|
[128] | 435 | res++;
|
---|
| 436 | }
|
---|
[2330] | 437 | mr_free(part_table_fmt);
|
---|
| 438 |
|
---|
[128] | 439 | /* does partition /dev/hdNX exist more than once in the mountlist? */
|
---|
| 440 | for (i = 0, mountpoint_copies = 0, device_copies = 0;
|
---|
| 441 | i < mountlist->entries; i++) {
|
---|
| 442 | if (!strcmp(device, mountlist->el[i].device)) {
|
---|
| 443 | device_copies++;
|
---|
| 444 | }
|
---|
| 445 | }
|
---|
| 446 | if (device_copies > 1) {
|
---|
[2323] | 447 | mr_asprintf(tmp, " %s %s's.", number_to_text(device_copies), device);
|
---|
[128] | 448 | if (!strstr(flaws_str, tmp)) {
|
---|
| 449 | log_it(tmp);
|
---|
[2209] | 450 | mr_strcat(flaws_str, "%s", tmp);
|
---|
[128] | 451 | res++;
|
---|
| 452 | }
|
---|
[2261] | 453 | mr_free(tmp);
|
---|
[128] | 454 | }
|
---|
| 455 | /* silly partition size? */
|
---|
| 456 | if (mountlist->el[pos].size < 8192
|
---|
| 457 | && strcmp(mountlist->el[pos].mountpoint, "lvm")) {
|
---|
[2323] | 458 | mr_asprintf(tmp, " %s is tiny!", device);
|
---|
[128] | 459 | log_it(tmp);
|
---|
[2209] | 460 | mr_strcat(flaws_str, "%s", tmp);
|
---|
[2261] | 461 | mr_free(tmp);
|
---|
[128] | 462 | res++;
|
---|
| 463 | }
|
---|
| 464 | /* mountpoint should begin with / unless it is swap, lvm or raid */
|
---|
| 465 | if (strcmp(mountlist->el[pos].mountpoint, "swap")
|
---|
| 466 | && strcmp(mountlist->el[pos].mountpoint, "lvm")
|
---|
| 467 | && strcmp(mountlist->el[pos].mountpoint, "raid")
|
---|
| 468 | && strcmp(mountlist->el[pos].mountpoint, "image")
|
---|
| 469 | && mountlist->el[pos].mountpoint[0] != '/') {
|
---|
[2323] | 470 | mr_asprintf(tmp, " %s has a weird mountpoint.", device);
|
---|
[128] | 471 | log_it(tmp);
|
---|
[2209] | 472 | mr_strcat(flaws_str, "%s", tmp);
|
---|
[2261] | 473 | mr_free(tmp);
|
---|
[128] | 474 | res++;
|
---|
| 475 | }
|
---|
| 476 | /* is format sensible? */
|
---|
| 477 | if (!is_this_a_valid_disk_format(mountlist->el[pos].format)) {
|
---|
[2323] | 478 | mr_asprintf(tmp, " %s has unsupported format %s.", device, mountlist->el[pos].format);
|
---|
[128] | 479 | log_it(tmp);
|
---|
[2209] | 480 | mr_strcat(flaws_str, "%s", tmp);
|
---|
[2261] | 481 | mr_free(tmp);
|
---|
[128] | 482 | res++;
|
---|
| 483 | }
|
---|
| 484 | /* OK, continue with main loop */
|
---|
[2125] | 485 | amount_allocated += mountlist->el[pos].size / 1024L;
|
---|
[128] | 486 | prev_part_no = curr_part_no;
|
---|
[2316] | 487 | mr_free(device);
|
---|
[1] | 488 | }
|
---|
[128] | 489 |
|
---|
| 490 | /* Over-allocated the disk? Unallocated space on disk? */
|
---|
| 491 | if (amount_allocated > physical_drive_size + 1) {
|
---|
[2324] | 492 | mr_asprintf(tmp, " %ld MB over-allocated on %s.", amount_allocated - physical_drive_size, drive);
|
---|
[128] | 493 | log_it(tmp);
|
---|
[2209] | 494 | mr_strcat(flaws_str, "%s", tmp);
|
---|
[2261] | 495 | mr_free(tmp);
|
---|
[128] | 496 | res++;
|
---|
| 497 | } else if (amount_allocated < physical_drive_size - 1) { /* NOT AN ERROR, JUST A WARNING :-) */
|
---|
[2324] | 498 | mr_asprintf(tmp, " %ld MB unallocated on %s.", physical_drive_size - amount_allocated, drive);
|
---|
[1236] | 499 | log_it(tmp);
|
---|
[2209] | 500 | mr_strcat(flaws_str, "%s", tmp);
|
---|
[2261] | 501 | mr_free(tmp);
|
---|
[1] | 502 | }
|
---|
| 503 |
|
---|
[2372] | 504 | if (res == 0) {
|
---|
| 505 | mr_free(flaws_str);
|
---|
[2382] | 506 | log_msg(2, "Fine, no error in evaluate_drive_within_mountlist");
|
---|
[2209] | 507 | return (NULL);
|
---|
[128] | 508 | } else {
|
---|
[2382] | 509 | log_msg(2, "Error in evaluate_drive_within_mountlist: %s", flaws_str);
|
---|
[2209] | 510 | return (flaws_str);
|
---|
[128] | 511 | }
|
---|
[1] | 512 | }
|
---|
| 513 | #endif
|
---|
| 514 |
|
---|
| 515 |
|
---|
| 516 | /**
|
---|
| 517 | * Evaluate a whole mountlist for flaws. Calls evaluate_drive_within_mountlist()
|
---|
| 518 | * for each drive, and then spreads the flaws across three lines.
|
---|
| 519 | * @param mountlist The mountlist to evaluate.
|
---|
[2395] | 520 | * @return The flaws string (NULL for success).
|
---|
[1] | 521 | * @see evaluate_drive_within_mountlist
|
---|
| 522 | */
|
---|
[2395] | 523 | char *evaluate_mountlist(struct mountlist_itself *mountlist) {
|
---|
[1] | 524 |
|
---|
[128] | 525 | /*@ buffer *********************************************************** */
|
---|
| 526 | struct list_of_disks *drivelist;
|
---|
[2202] | 527 | char *tmp = NULL;
|
---|
| 528 | char *flaws_str = NULL;
|
---|
[1] | 529 |
|
---|
[2385] | 530 | int currline = 0;
|
---|
| 531 | int copies = 0;
|
---|
| 532 | int last_copy = 0;
|
---|
| 533 |
|
---|
| 534 | /*@ buffetr ********************************************************* */
|
---|
| 535 | char *curr_mountpoint = NULL;
|
---|
| 536 |
|
---|
[128] | 537 | /*@ int ************************************************************** */
|
---|
[1] | 538 | int i = 0;
|
---|
| 539 |
|
---|
[128] | 540 | /*@ initialize ******************************************************* */
|
---|
[1] | 541 |
|
---|
[128] | 542 | drivelist = malloc(sizeof(struct list_of_disks));
|
---|
| 543 | assert(mountlist != NULL);
|
---|
[1] | 544 |
|
---|
[128] | 545 | make_list_of_drives_in_mountlist(mountlist, drivelist);
|
---|
[1] | 546 |
|
---|
[128] | 547 | log_it("Evaluating mountlist...");
|
---|
[1] | 548 |
|
---|
[128] | 549 | for (i = 0; i < drivelist->entries; i++) {
|
---|
| 550 | if (strstr
|
---|
| 551 | (drivelist->el[i].device,
|
---|
| 552 | DONT_KNOW_HOW_TO_EVALUATE_THIS_DEVICE_TYPE)) {
|
---|
[2324] | 553 | log_it(" Not evaluating %s (I don't know how yet)", drivelist->el[i].device);
|
---|
[128] | 554 | } else {
|
---|
[2235] | 555 | log_msg(8, "Evaluating drive #%d (%s) within mountlist", i, drivelist->el[i].device);
|
---|
[2306] | 556 | tmp = evaluate_drive_within_mountlist(mountlist, drivelist->el[i].device);
|
---|
[128] | 557 | }
|
---|
[2207] | 558 | log_msg(8,"Entry: %d (%s)", i, drivelist->el[i].device);
|
---|
[2306] | 559 | /* BCO: tmp can be NULL */
|
---|
[2219] | 560 | if (tmp != NULL) {
|
---|
[2395] | 561 | log_msg(8,"Adding: %s to flaws_str", tmp);
|
---|
[2219] | 562 | mr_strcat(flaws_str, "%s", tmp);
|
---|
[2324] | 563 | mr_free(tmp);
|
---|
[2219] | 564 | }
|
---|
[1] | 565 | }
|
---|
[2385] | 566 |
|
---|
| 567 | /* Look for duplicate mountpoints in mountlist. */
|
---|
| 568 |
|
---|
| 569 | for (currline = 0; currline < mountlist->entries; currline++) {
|
---|
| 570 | mr_asprintf(curr_mountpoint, "%s", mountlist->el[currline].mountpoint);
|
---|
| 571 | for (i = 0, copies = 0, last_copy = -1; i < mountlist->entries; i++) {
|
---|
| 572 | if (!strcmp(mountlist->el[i].mountpoint, curr_mountpoint)
|
---|
| 573 | && strcmp(mountlist->el[i].mountpoint, "lvm")
|
---|
| 574 | && strcmp(mountlist->el[i].mountpoint, "swap")) {
|
---|
| 575 | last_copy = i;
|
---|
| 576 | copies++;
|
---|
| 577 | }
|
---|
| 578 | }
|
---|
| 579 | if (copies > 1 && last_copy == currline
|
---|
| 580 | && strcmp(curr_mountpoint, "raid")) {
|
---|
| 581 | mr_asprintf(tmp, " %s %s's.", number_to_text(copies), curr_mountpoint);
|
---|
| 582 | mr_strcat(flaws_str, "%s", tmp);
|
---|
[2395] | 583 | log_msg(8,"Adding: %s to flaws_str", tmp);
|
---|
[2385] | 584 | mr_free(tmp);
|
---|
| 585 | }
|
---|
| 586 | mr_free(curr_mountpoint);
|
---|
| 587 | }
|
---|
| 588 |
|
---|
[2352] | 589 | return(flaws_str);
|
---|
[1] | 590 | }
|
---|
| 591 |
|
---|
| 592 |
|
---|
| 593 | /**
|
---|
| 594 | * Find the index number of @p device in the mountlist.
|
---|
| 595 | * The device given must match @p mountlist->el[N].device exactly, case-sensitive.
|
---|
| 596 | * @param mountlist The mountlist to search in.
|
---|
| 597 | * @param device The device to search for.
|
---|
| 598 | * @return The zero-based index of the device, or -1 if it could not be found.
|
---|
| 599 | */
|
---|
| 600 | int
|
---|
[128] | 601 | find_device_in_mountlist(struct mountlist_itself *mountlist, char *device)
|
---|
[1] | 602 | {
|
---|
| 603 |
|
---|
[128] | 604 | /*@ int ************************************************************** */
|
---|
| 605 | int i = 0;
|
---|
[1] | 606 |
|
---|
[128] | 607 | assert(mountlist != NULL);
|
---|
| 608 | assert_string_is_neither_NULL_nor_zerolength(device);
|
---|
| 609 | for (i = 0;
|
---|
| 610 | i < mountlist->entries
|
---|
| 611 | && strcmp(mountlist->el[i].device, device) != 0; i++);
|
---|
| 612 |
|
---|
| 613 | if (i == mountlist->entries) {
|
---|
| 614 | return (-1);
|
---|
| 615 | } else {
|
---|
| 616 | return (i);
|
---|
| 617 | }
|
---|
[1] | 618 | }
|
---|
| 619 |
|
---|
| 620 |
|
---|
| 621 | /**
|
---|
| 622 | * Make a list of the drives mentioned in the mountlist.
|
---|
| 623 | * @param mountlist The mountlist to examine.
|
---|
| 624 | * @param drivelist Where to put the list of drives found.
|
---|
| 625 | * @return The number of physical (non-RAID non-LVM) drives found, or \<= 0 for error.
|
---|
| 626 | */
|
---|
| 627 | int
|
---|
[128] | 628 | make_list_of_drives_in_mountlist(struct mountlist_itself *mountlist,
|
---|
| 629 | struct list_of_disks *drivelist)
|
---|
[1] | 630 | {
|
---|
| 631 |
|
---|
[128] | 632 | /*@ int ************************************************************* */
|
---|
| 633 | int lino;
|
---|
| 634 | int noof_drives;
|
---|
| 635 | int j;
|
---|
[1] | 636 |
|
---|
[128] | 637 | /*@ buffers ********************************************************* */
|
---|
[2204] | 638 | char *drive = NULL;
|
---|
[2230] | 639 | char *truncdrive = NULL;
|
---|
[1] | 640 |
|
---|
[128] | 641 | long long size;
|
---|
[1] | 642 |
|
---|
[128] | 643 | assert(mountlist != NULL);
|
---|
| 644 | assert(drivelist != NULL);
|
---|
| 645 | log_it("Making list of drives");
|
---|
| 646 | for (lino = 0, noof_drives = 0; lino < mountlist->entries; lino++) {
|
---|
[1] | 647 |
|
---|
[2323] | 648 | mr_asprintf(drive, "%s", mountlist->el[lino].device);
|
---|
[128] | 649 | if (!strncmp(drive, RAID_DEVICE_STUB, strlen(RAID_DEVICE_STUB))) {
|
---|
[2205] | 650 | log_msg(8, "Not putting %s in list of drives: it's a virtual drive", drive);
|
---|
[2324] | 651 | mr_free(drive);
|
---|
[128] | 652 | continue;
|
---|
| 653 | }
|
---|
[1] | 654 |
|
---|
[128] | 655 | size = mountlist->el[lino].size;
|
---|
| 656 | if (size == 0) {
|
---|
[2205] | 657 | log_msg(8, "Not putting %s in list of drives: it has zero size (maybe an LVM volume)", drive);
|
---|
[2324] | 658 | mr_free(drive);
|
---|
[128] | 659 | continue;
|
---|
| 660 | }
|
---|
| 661 |
|
---|
[2205] | 662 | log_msg(8, "Putting %s with size %lli in list of drives", drive, size);
|
---|
[1] | 663 |
|
---|
[2237] | 664 | /* memory allocation */
|
---|
[2230] | 665 | truncdrive = truncate_to_drive_name(drive);
|
---|
[2324] | 666 | mr_free(drive);
|
---|
[2237] | 667 |
|
---|
[2230] | 668 | log_msg(8, "drive truncated to %s", truncdrive);
|
---|
[2206] | 669 |
|
---|
[128] | 670 | for (j = 0;
|
---|
| 671 | j < noof_drives
|
---|
[2230] | 672 | && strcmp(drivelist->el[j].device, truncdrive) != 0; j++) {
|
---|
[128] | 673 | continue;
|
---|
[2205] | 674 | }
|
---|
[128] | 675 | if (j == noof_drives) {
|
---|
[2237] | 676 | strncpy(drivelist->el[noof_drives].device, truncdrive, 63);
|
---|
[2235] | 677 | drivelist->el[noof_drives].device[63] = '\0';
|
---|
[2236] | 678 | log_msg(8,"Adding drive %s to list", drivelist->el[noof_drives].device);
|
---|
[2235] | 679 | noof_drives++;
|
---|
[128] | 680 | }
|
---|
[2230] | 681 | paranoid_free(truncdrive);
|
---|
[2237] | 682 | if (noof_drives >= MAXIMUM_DISKS_PER_RAID_DEV) {
|
---|
| 683 | log_msg(0, "Unable to handle mountlist with more than %d lines", MAXIMUM_DISKS_PER_RAID_DEV);
|
---|
| 684 | log_to_screen("Unable to handle a so big mountlist");
|
---|
| 685 | finish(1);
|
---|
| 686 | }
|
---|
[1] | 687 | }
|
---|
[128] | 688 | drivelist->entries = noof_drives;
|
---|
[2235] | 689 | log_msg(8, "Made list of %d drives",noof_drives);
|
---|
[1] | 690 |
|
---|
[128] | 691 | return (noof_drives);
|
---|
[1] | 692 | }
|
---|
| 693 |
|
---|
| 694 |
|
---|
| 695 | /**
|
---|
| 696 | * Make a list of RAID partitions not currently associated with any RAID device.
|
---|
| 697 | * The user may add any of these partitions to the RAID device.
|
---|
| 698 | * @param output_list Where to put the list of unallocated RAID partitions.
|
---|
| 699 | * @param mountlist The mountlist to examine.
|
---|
| 700 | * @param raidlist The raidlist to examine.
|
---|
| 701 | */
|
---|
[128] | 702 | void make_list_of_unallocated_raid_partitions(struct mountlist_itself
|
---|
| 703 | *output_list,
|
---|
| 704 | struct mountlist_itself
|
---|
| 705 | *mountlist,
|
---|
| 706 | struct raidlist_itself
|
---|
| 707 | *raidlist)
|
---|
[1] | 708 | {
|
---|
| 709 |
|
---|
[128] | 710 | /*@ int ************************************************************* */
|
---|
| 711 | int items = 0;
|
---|
[1] | 712 | int i = 0;
|
---|
| 713 | int used_by = 0;
|
---|
| 714 |
|
---|
[128] | 715 | assert(output_list != NULL);
|
---|
| 716 | assert(mountlist != NULL);
|
---|
| 717 | assert(raidlist != NULL);
|
---|
| 718 | log_it("MLOURP -- starting");
|
---|
| 719 | items = 0;
|
---|
[1] | 720 |
|
---|
| 721 |
|
---|
[128] | 722 | for (i = 0; i < mountlist->entries; i++) {
|
---|
| 723 | if (strstr(mountlist->el[i].mountpoint, "raid")) {
|
---|
[2324] | 724 | used_by = which_raid_device_is_using_this_partition(raidlist,
|
---|
[128] | 725 | mountlist->el[i].
|
---|
| 726 | device);
|
---|
| 727 | if (used_by < 0) {
|
---|
| 728 | memcpy((void *) &output_list->el[items++],
|
---|
| 729 | (void *) &mountlist->el[i],
|
---|
| 730 | sizeof(struct mountlist_line));
|
---|
[2324] | 731 | log_it("%s is available; user may choose to add it to raid device", output_list->el[items - 1].device);
|
---|
[128] | 732 | }
|
---|
| 733 | }
|
---|
[1] | 734 | }
|
---|
[128] | 735 | output_list->entries = items;
|
---|
| 736 | log_it("MLUORP -- ending");
|
---|
[1] | 737 | }
|
---|
| 738 |
|
---|
| 739 |
|
---|
| 740 | /**
|
---|
| 741 | * Get the size of a mountlist entry by the @c device field.
|
---|
| 742 | * @param mountlist The mountlist to search in.
|
---|
| 743 | * @param device The device to search for
|
---|
| 744 | * @return The size of the device (in KB), or -1 if it could not be found.
|
---|
| 745 | */
|
---|
| 746 | long long
|
---|
[128] | 747 | size_of_specific_device_in_mountlist(struct mountlist_itself *mountlist,
|
---|
| 748 | char *device)
|
---|
[1] | 749 | {
|
---|
[128] | 750 | /*@ int ************************************************************** */
|
---|
| 751 | int i = 0;
|
---|
[1] | 752 |
|
---|
| 753 |
|
---|
[128] | 754 | assert(mountlist != NULL);
|
---|
| 755 | assert_string_is_neither_NULL_nor_zerolength(device);
|
---|
[1] | 756 |
|
---|
[128] | 757 | for (i = 0;
|
---|
| 758 | i < mountlist->entries && strcmp(mountlist->el[i].device, device);
|
---|
| 759 | i++);
|
---|
| 760 | if (i == mountlist->entries) {
|
---|
| 761 | return (-1);
|
---|
| 762 | } else {
|
---|
| 763 | return (mountlist->el[i].size);
|
---|
| 764 | }
|
---|
[1] | 765 | }
|
---|
| 766 |
|
---|
| 767 |
|
---|
| 768 | /**
|
---|
| 769 | * Load a file on disk into @p mountlist.
|
---|
| 770 | * The file on disk should consist of multiple lines, each containing 4 or 5
|
---|
| 771 | * columns: the device, the mountpoint, the filesystem type, the size in kilobytes, and optionally the filesystem label.
|
---|
| 772 | * Comments begin with a '#' without any leading whitespace. Any duplicate
|
---|
| 773 | * entries are renamed.
|
---|
| 774 | * @param mountlist The mountlist to load into.
|
---|
| 775 | * @param fname The name of the file to load the mountlist from.
|
---|
| 776 | * @return 0 for success, 1 for failure.
|
---|
| 777 | */
|
---|
[128] | 778 | int load_mountlist(struct mountlist_itself *mountlist, char *fname)
|
---|
[1] | 779 | {
|
---|
[2204] | 780 | FILE *fin = NULL;
|
---|
[128] | 781 | /* malloc ** */
|
---|
[2204] | 782 | char *incoming = NULL;
|
---|
| 783 | char *siz = NULL;
|
---|
| 784 | char *tmp = NULL;
|
---|
| 785 | char *p = NULL;
|
---|
[1] | 786 |
|
---|
[2204] | 787 | int items = 0;
|
---|
| 788 | int j = 0;
|
---|
| 789 | int res = 0;
|
---|
[1] | 790 |
|
---|
[128] | 791 | assert(mountlist != NULL);
|
---|
| 792 | assert_string_is_neither_NULL_nor_zerolength(fname);
|
---|
[2204] | 793 |
|
---|
[128] | 794 | if (!(fin = fopen(fname, "r"))) {
|
---|
| 795 | log_it("Unable to open mountlist - '%s'", fname);
|
---|
[541] | 796 | log_to_screen("Cannot open mountlist");
|
---|
[128] | 797 | return (1);
|
---|
| 798 | }
|
---|
[2204] | 799 | malloc_string(siz);
|
---|
[128] | 800 | log_it("Loading mountlist...");
|
---|
[2357] | 801 | mr_getline(incoming, fin);
|
---|
[128] | 802 | while (!feof(fin)) {
|
---|
[1] | 803 | #if linux
|
---|
[2357] | 804 | res = sscanf(incoming, "%s %s %s %s %s", mountlist->el[items].device, mountlist->el[items].mountpoint, mountlist->el[items].format, siz, mountlist->el[items].label);
|
---|
[2204] | 805 | if (res < 5) {
|
---|
| 806 | /* no label found */
|
---|
[2206] | 807 | log_msg(4, "no label found for %s",mountlist->el[items].device);
|
---|
| 808 | strcpy(mountlist->el[items].label,"");
|
---|
[2204] | 809 | }
|
---|
[1] | 810 | #elif __FreeBSD__
|
---|
[2357] | 811 | res = sscanf(incoming, "%s %s %s %s", mountlist->el[items].device, mountlist->el[items].mountpoint, mountlist->el[items].format, siz);
|
---|
[2206] | 812 | strcpy(mountlist->el[items].label,"");
|
---|
[1] | 813 | #endif
|
---|
| 814 |
|
---|
[128] | 815 | if (!strcmp(mountlist->el[items].device, "/proc") ||
|
---|
| 816 | !strcmp(mountlist->el[items].device, "proc") ||
|
---|
| 817 | !strcmp(mountlist->el[items].device, "/sys") ||
|
---|
| 818 | !strcmp(mountlist->el[items].device, "sys") ||
|
---|
| 819 | !strcmp(mountlist->el[items].device, "/devpts") ||
|
---|
| 820 | !strcmp(mountlist->el[items].device, "devpts")
|
---|
| 821 | ) {
|
---|
[2357] | 822 | log_msg(1, "Ignoring %s in mountlist - not loading that line :) ", mountlist->el[items].device);
|
---|
| 823 | mr_free(incoming);
|
---|
| 824 | mr_getline(incoming, fin);
|
---|
[128] | 825 | continue;
|
---|
| 826 | }
|
---|
| 827 | mountlist->el[items].size = atoll(siz);
|
---|
| 828 | if (mountlist->el[items].device[0] != '\0'
|
---|
| 829 | && mountlist->el[items].device[0] != '#') {
|
---|
| 830 | for (j = 0;
|
---|
| 831 | j < items
|
---|
| 832 | && strcmp(mountlist->el[j].device,
|
---|
| 833 | mountlist->el[items].device); j++);
|
---|
| 834 | if (j < items) {
|
---|
| 835 | strcat(mountlist->el[items].device, "_dup");
|
---|
[2324] | 836 | log_it("Duplicate entry in mountlist - renaming to %s", mountlist->el[items].device);
|
---|
[128] | 837 | }
|
---|
[2323] | 838 | mr_asprintf(tmp, "%s", mountlist->el[items].device);
|
---|
[128] | 839 | if (strstr(tmp, "/dev/md/")) {
|
---|
| 840 | log_it("format_device() --- Contracting %s", tmp);
|
---|
| 841 | p = strrchr(tmp, '/');
|
---|
| 842 | if (p) {
|
---|
| 843 | *p = *(p + 1);
|
---|
| 844 | *(p + 1) = *(p + 2);
|
---|
| 845 | *(p + 2) = *(p + 3);
|
---|
| 846 | }
|
---|
[2357] | 847 | log_it("It was %s; it is now %s", mountlist->el[items].device, tmp);
|
---|
[128] | 848 | strcpy(mountlist->el[items].device, tmp);
|
---|
| 849 | }
|
---|
[2204] | 850 | paranoid_free(tmp);
|
---|
[1] | 851 |
|
---|
[2357] | 852 | log_it("%s %s %s %lld %s", mountlist->el[items].device, mountlist->el[items].mountpoint, mountlist->el[items].format, mountlist->el[items].size, mountlist->el[items].label);
|
---|
[128] | 853 | items++;
|
---|
[2206] | 854 | if (items >= MAX_MOUNTLIST_ENTRIES) {
|
---|
| 855 | log_to_screen("Too many lines in mountlist.. ABORTING");
|
---|
| 856 | finish(1);
|
---|
| 857 | }
|
---|
[128] | 858 | }
|
---|
[2357] | 859 | mr_free(incoming);
|
---|
| 860 | mr_getline(incoming, fin);
|
---|
[1] | 861 | }
|
---|
[2357] | 862 | mr_free(incoming);
|
---|
[128] | 863 | paranoid_fclose(fin);
|
---|
| 864 | mountlist->entries = items;
|
---|
[1] | 865 |
|
---|
[128] | 866 | log_it("Mountlist loaded successfully.");
|
---|
[2204] | 867 | log_it("%d entries in mountlist", items);
|
---|
| 868 |
|
---|
[128] | 869 | paranoid_free(siz);
|
---|
| 870 | return (0);
|
---|
[1] | 871 | }
|
---|
| 872 |
|
---|
| 873 |
|
---|
| 874 |
|
---|
| 875 | /**
|
---|
| 876 | * Save @p mountlist to a file on disk.
|
---|
| 877 | * @param mountlist The mountlist to save.
|
---|
| 878 | * @param fname The file to save it to.
|
---|
| 879 | * @return 0 for success, 1 for failure.
|
---|
| 880 | * @see load_mountlist
|
---|
| 881 | */
|
---|
[128] | 882 | int save_mountlist_to_disk(struct mountlist_itself *mountlist, char *fname)
|
---|
[1] | 883 | {
|
---|
[128] | 884 | FILE *fout;
|
---|
| 885 | int i;
|
---|
[1] | 886 |
|
---|
[128] | 887 | assert(mountlist != NULL);
|
---|
| 888 | assert_string_is_neither_NULL_nor_zerolength(fname);
|
---|
[1] | 889 |
|
---|
[128] | 890 | log_it("save_mountlist_to_disk() --- saving to %s", fname);
|
---|
| 891 | if (!(fout = fopen(fname, "w"))) {
|
---|
| 892 | log_OS_error("WMTD - Cannot openout mountlist");
|
---|
| 893 | return (1);
|
---|
| 894 | }
|
---|
| 895 | for (i = 0; i < mountlist->entries; i++) {
|
---|
| 896 | fprintf(fout,
|
---|
[1909] | 897 | "%-15s %-15s %-15s %-15lld %-15s\n",
|
---|
[128] | 898 | mountlist->el[i].device, mountlist->el[i].mountpoint,
|
---|
| 899 | mountlist->el[i].format, mountlist->el[i].size,
|
---|
[1899] | 900 | mountlist->el[i].label);
|
---|
[128] | 901 | }
|
---|
| 902 | paranoid_fclose(fout);
|
---|
| 903 | return (0);
|
---|
[1] | 904 | }
|
---|
| 905 |
|
---|
| 906 |
|
---|
| 907 | /**
|
---|
| 908 | * Sort the mountlist alphabetically by device.
|
---|
| 909 | * The sorting is done in-place.
|
---|
| 910 | * @param mountlist The mountlist to sort.
|
---|
| 911 | */
|
---|
[128] | 912 | void sort_mountlist_by_device(struct mountlist_itself *mountlist)
|
---|
[1] | 913 | {
|
---|
[128] | 914 | int diff;
|
---|
| 915 | int lino = -999;
|
---|
[1] | 916 |
|
---|
[128] | 917 | assert(mountlist != NULL);
|
---|
[1] | 918 |
|
---|
[128] | 919 | while (lino < mountlist->entries) {
|
---|
| 920 | for (lino = 1; lino < mountlist->entries; lino++) {
|
---|
| 921 | diff =
|
---|
| 922 | strcmp_inc_numbers(mountlist->el[lino - 1].device,
|
---|
| 923 | mountlist->el[lino].device);
|
---|
| 924 | if (diff > 0) {
|
---|
| 925 | swap_mountlist_entries(mountlist, lino - 1, lino);
|
---|
| 926 | break;
|
---|
| 927 | }
|
---|
| 928 | }
|
---|
[1] | 929 | }
|
---|
| 930 | }
|
---|
| 931 |
|
---|
[2204] | 932 |
|
---|
[1] | 933 | /**
|
---|
| 934 | * Sort the mountlist alphabetically by mountpoint.
|
---|
| 935 | * The sorting is done in-place.
|
---|
| 936 | * @param mountlist The mountlist to sort.
|
---|
| 937 | * @param reverse If TRUE, then do a reverse sort.
|
---|
| 938 | */
|
---|
[128] | 939 | void
|
---|
| 940 | sort_mountlist_by_mountpoint(struct mountlist_itself *mountlist,
|
---|
| 941 | bool reverse)
|
---|
[1] | 942 | {
|
---|
[128] | 943 | int diff;
|
---|
| 944 | int lino = -999;
|
---|
[1] | 945 |
|
---|
[128] | 946 | assert(mountlist != NULL);
|
---|
[1] | 947 |
|
---|
[128] | 948 | while (lino < mountlist->entries) {
|
---|
| 949 | for (lino = 1; lino < mountlist->entries; lino++) {
|
---|
| 950 | diff =
|
---|
| 951 | strcmp(mountlist->el[lino - 1].mountpoint,
|
---|
| 952 | mountlist->el[lino].mountpoint);
|
---|
| 953 | if ((diff > 0 && !reverse) || ((diff < 0 && reverse))) {
|
---|
| 954 | swap_mountlist_entries(mountlist, lino - 1, lino);
|
---|
| 955 | break;
|
---|
| 956 | }
|
---|
| 957 | }
|
---|
[1] | 958 | }
|
---|
| 959 | }
|
---|
| 960 |
|
---|
| 961 |
|
---|
| 962 | /**
|
---|
| 963 | * Swap two entries in the mountlist in-place.
|
---|
| 964 | * @param mountlist The mountlist to swap the entries in.
|
---|
| 965 | * @param a The index number of the first entry.
|
---|
| 966 | * @param b The index number of the second entry.
|
---|
| 967 | */
|
---|
[128] | 968 | void
|
---|
[1] | 969 | swap_mountlist_entries(struct mountlist_itself *mountlist, int a, int b)
|
---|
| 970 | {
|
---|
[128] | 971 | /*@ mallocs *** */
|
---|
[2204] | 972 | char *device = NULL;
|
---|
| 973 | char *mountpoint = NULL;
|
---|
| 974 | char *format = NULL;
|
---|
[1] | 975 |
|
---|
[128] | 976 | long long size;
|
---|
[1] | 977 |
|
---|
[128] | 978 | assert(mountlist != NULL);
|
---|
| 979 | assert(a >= 0);
|
---|
| 980 | assert(b >= 0);
|
---|
[1] | 981 |
|
---|
[2323] | 982 | mr_asprintf(device, "%s", mountlist->el[a].device);
|
---|
| 983 | mr_asprintf(mountpoint, "%s", mountlist->el[a].mountpoint);
|
---|
| 984 | mr_asprintf(format, "%s", mountlist->el[a].format);
|
---|
[1] | 985 |
|
---|
[128] | 986 | size = mountlist->el[a].size;
|
---|
[1] | 987 |
|
---|
[128] | 988 | strcpy(mountlist->el[a].device, mountlist->el[b].device);
|
---|
| 989 | strcpy(mountlist->el[a].mountpoint, mountlist->el[b].mountpoint);
|
---|
| 990 | strcpy(mountlist->el[a].format, mountlist->el[b].format);
|
---|
[1] | 991 |
|
---|
[128] | 992 | mountlist->el[a].size = mountlist->el[b].size;
|
---|
[1] | 993 |
|
---|
[128] | 994 | strcpy(mountlist->el[b].device, device);
|
---|
| 995 | strcpy(mountlist->el[b].mountpoint, mountpoint);
|
---|
| 996 | strcpy(mountlist->el[b].format, format);
|
---|
[1] | 997 |
|
---|
[128] | 998 | mountlist->el[b].size = size;
|
---|
[2324] | 999 | mr_free(device);
|
---|
| 1000 | mr_free(mountpoint);
|
---|
| 1001 | mr_free(format);
|
---|
[1] | 1002 | }
|
---|
| 1003 |
|
---|
| 1004 | /* @} - end of mountlistGroup */
|
---|