[2052] | 1 | /* subroutines for handling mountlist
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[128] | 2 | $Id: libmondo-mountlist.c 2230 2009-06-17 20:53:23Z 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 2230 2009-06-17 20:53:23Z 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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| 60 | char tmp[MAX_STR_LEN];
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[1] | 61 | char device[MAX_STR_LEN];
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| 62 | char mountpoint[MAX_STR_LEN];
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| 63 |
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[2209] | 64 | char *flaws_str = NULL;
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| 65 |
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[128] | 66 | /*@ long *********************************************************** */
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| 67 | long physical_drive_size = 0;
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[1] | 68 | long amount_allocated = 0;
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| 69 |
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[128] | 70 | /*@ pointers ******************************************************* */
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[1] | 71 | char *part_table_fmt;
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| 72 |
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[128] | 73 | /*@ initialize ***************************************************** */
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| 74 | prev_part_no = 0;
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| 75 | tmp[0] = '\0';
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[2211] | 76 | mr_asprintf(&flaws_str, "%s", "");
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[1] | 77 |
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| 78 |
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[128] | 79 | physical_drive_size = get_phys_size_of_drive(drive);
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[1] | 80 |
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[128] | 81 | if (physical_drive_size < 0) {
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| 82 | sprintf(tmp, " %s does not exist.", drive);
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[2209] | 83 | mr_strcat(flaws_str, "%s", tmp);
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[128] | 84 | } else {
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| 85 | sprintf(tmp, "%s is %ld MB", drive, physical_drive_size);
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| 86 | }
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| 87 | log_it(tmp);
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[1] | 88 |
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| 89 |
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[128] | 90 | /* check DD */
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| 91 | for (cur_sp_no = 'a'; cur_sp_no < 'z'; ++cur_sp_no) {
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| 92 | sprintf(device, "%s%c", drive, cur_sp_no);
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| 93 | if (find_device_in_mountlist(mountlist, device) >= 0)
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| 94 | foundsome = TRUE;
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| 95 | }
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| 96 | if (foundsome) {
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| 97 | for (cur_sp_no = 'a'; cur_sp_no < 'z'; ++cur_sp_no) {
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| 98 | sprintf(device, "%s%c", drive, cur_sp_no);
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| 99 | pos = find_device_in_mountlist(mountlist, device);
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| 100 | if (pos < 0) {
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| 101 | continue;
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| 102 | }
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| 103 | strcpy(mountpoint, mountlist->el[pos].mountpoint);
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| 104 | /* is it too big? */
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| 105 | if (curr_part_no > 'h') {
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| 106 | sprintf(tmp, " Can only have up to 'h' in disklabel.");
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| 107 | log_it(tmp);
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[2207] | 108 | mr_strcat(flaws_str, tmp);
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[128] | 109 | res++;
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| 110 | }
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| 111 | /* does partition /dev/adXsYZ exist more than once in the mountlist? */
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| 112 | for (i = 0, mountpoint_copies = 0, device_copies = 0;
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| 113 | i < mountlist->entries; i++) {
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| 114 | if (!strcmp(device, mountlist->el[i].device)) {
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| 115 | device_copies++;
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| 116 | }
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| 117 | }
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| 118 | if (device_copies > 1) {
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| 119 | sprintf(tmp, " %s %s's.", number_to_text(device_copies),
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| 120 | device);
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| 121 | if (!strstr(flaws_str, tmp)) {
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| 122 | log_it(tmp);
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[2207] | 123 | mr_strcat(flaws_str, tmp);
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[128] | 124 | res++;
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| 125 | }
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| 126 | }
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| 127 | /* silly partition size? */
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| 128 | if (mountlist->el[pos].size < 8192
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| 129 | && strcmp(mountlist->el[pos].mountpoint, "lvm")) {
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| 130 | sprintf(tmp, " %s is tiny!", device);
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| 131 | log_it(tmp);
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[2207] | 132 | mr_strcat(flaws_str, tmp);
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[128] | 133 | res++;
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| 134 | }
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| 135 | /* mountpoint should begin with / unless it is swap, lvm or raid */
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| 136 | if (strcmp(mountlist->el[pos].mountpoint, "swap")
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| 137 | && strcmp(mountlist->el[pos].mountpoint, "lvm")
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| 138 | && strcmp(mountlist->el[pos].mountpoint, "raid")
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| 139 | && strcmp(mountlist->el[pos].mountpoint, "image")
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| 140 | && strcmp(mountlist->el[pos].mountpoint, "none")
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| 141 | && mountlist->el[pos].mountpoint[0] != '/') {
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| 142 | sprintf(tmp, " %s has a weird mountpoint.", device);
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| 143 | log_it(tmp);
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[2207] | 144 | mr_strcat(flaws_str, tmp);
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[128] | 145 | res++;
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| 146 | }
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| 147 | /* is format sensible? */
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| 148 | if (!is_this_a_valid_disk_format(mountlist->el[pos].format)) {
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[279] | 149 | sprintf(tmp, " %s has unsupported format %s.", device, mountlist->el[pos].format);
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[128] | 150 | log_it(tmp);
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[2207] | 151 | mr_strcat(flaws_str, tmp);
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[128] | 152 | res++;
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| 153 | }
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[2125] | 154 | amount_allocated += mountlist->el[pos].size / 1024L;
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[128] | 155 | prev_sp_no = cur_sp_no;
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| 156 | }
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| 157 | }
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[1] | 158 |
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[128] | 159 | npos = pos = 0;
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| 160 | for (curr_part_no = 1; curr_part_no < 99; curr_part_no++) {
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[1303] | 161 | build_partition_name(device, drive, curr_part_no);
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[128] | 162 | pos = find_device_in_mountlist(mountlist, device);
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| 163 | npos = 0;
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| 164 | for (cur_sp_no = 'a'; cur_sp_no <= 'h'; cur_sp_no++) {
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| 165 | sprintf(device, "%ss%i%c", device, curr_part_no, cur_sp_no);
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| 166 | if (find_device_in_mountlist(mountlist, device) >= 0)
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| 167 | npos++;
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| 168 | }
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| 169 | if (((pos >= 0) || npos) && foundsome) {
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[2207] | 170 | mr_strcat(flaws_str, " %s has both DD and PC-style partitions.", drive);
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[2209] | 171 | return(flaws_str); // fatal error
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[128] | 172 | }
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| 173 |
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[1303] | 174 | build_partition_name(device, drive, curr_part_no);
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[128] | 175 | strcpy(mountpoint, mountlist->el[pos].mountpoint);
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| 176 | if (pos > 0 && !npos) {
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| 177 | /* gap in the partition list? */
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| 178 | if (curr_part_no - prev_part_no > 1) {
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| 179 | if (prev_part_no == 0) {
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| 180 | sprintf(tmp, " Gap prior to %s.", device);
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| 181 | log_it(tmp);
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[2209] | 182 | mr_strcat(flaws_str, "%s", tmp);
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[128] | 183 | res++;
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| 184 | } else if (curr_part_no > 5
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| 185 | || (curr_part_no <= 4 && prev_part_no > 0)) {
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| 186 | sprintf(tmp, " Gap between %ss%d and %d.", drive,
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| 187 | prev_part_no, curr_part_no);
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| 188 | log_it(tmp);
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[2209] | 189 | mr_strcat(flaws_str, "%s", tmp);
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[128] | 190 | res++;
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| 191 | }
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| 192 | }
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| 193 | /* GPT allows more than 4 primary partitions */
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| 194 | part_table_fmt = which_partition_format(drive);
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| 195 | /* no spare primary partitions to help accommodate the logical(s)? */
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| 196 | if ((curr_part_no >= 5 && prev_part_no == 4)
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| 197 | && (strcmp(part_table_fmt, "MBR") == 0)) {
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| 198 | sprintf(tmp, " Partition %ss4 is occupied.", drive);
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| 199 | log_it(tmp);
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[2209] | 200 | mr_strcat(flaws_str, "%s", tmp);
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[128] | 201 | res++;
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| 202 | }
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| 203 | /* does partition /dev/adXsY exist more than once in the mountlist? */
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| 204 | for (i = 0, mountpoint_copies = 0, device_copies = 0;
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| 205 | i < mountlist->entries; i++) {
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| 206 | if (!strcmp(device, mountlist->el[i].device)) {
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| 207 | device_copies++;
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| 208 | }
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| 209 | }
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| 210 | if (device_copies > 1) {
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| 211 | sprintf(tmp, " %s %s's.", number_to_text(device_copies),
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| 212 | device);
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[2209] | 213 | if (!strstr(flaws_str, "%s", tmp)) {
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[128] | 214 | log_it(tmp);
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[2209] | 215 | mr_strcat(flaws_str, "%s", tmp);
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[128] | 216 | res++;
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| 217 | }
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| 218 | }
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| 219 | /* silly partition size? */
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| 220 | if (mountlist->el[pos].size < 8192
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| 221 | && strcmp(mountlist->el[pos].mountpoint, "lvm")) {
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| 222 | sprintf(tmp, " %s is tiny!", device);
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| 223 | log_it(tmp);
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[2209] | 224 | mr_strcat(flaws_str, "%s", tmp);
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[128] | 225 | res++;
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| 226 | }
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| 227 | /* mountpoint should begin with / unless it is swap, lvm or raid */
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| 228 | if (strcmp(mountlist->el[pos].mountpoint, "swap")
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| 229 | && strcmp(mountlist->el[pos].mountpoint, "lvm")
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| 230 | && strcmp(mountlist->el[pos].mountpoint, "raid")
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| 231 | && strcmp(mountlist->el[pos].mountpoint, "image")
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| 232 | && strcmp(mountlist->el[pos].mountpoint, "none")
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| 233 | && mountlist->el[pos].mountpoint[0] != '/') {
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| 234 | sprintf(tmp, " %s has a weird mountpoint.", device);
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| 235 | log_it(tmp);
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[2209] | 236 | mr_strcat(flaws_str, "%s", tmp);
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[128] | 237 | res++;
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| 238 | }
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| 239 | /* is format sensible? */
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| 240 | if (!is_this_a_valid_disk_format(mountlist->el[pos].format)) {
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[279] | 241 | sprintf(tmp, " %s has unsupported format %s.", device, mountlist->el[pos].format);
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[128] | 242 | log_it(tmp);
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[2209] | 243 | mr_strcat(flaws_str, "%s", tmp);
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[128] | 244 | res++;
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| 245 | }
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| 246 | } else {
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| 247 | /* Check subpartitions */
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| 248 | for (cur_sp_no = 'a'; cur_sp_no < 'z'; ++cur_sp_no) {
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| 249 | sprintf(device, "%ss%d%c", drive, curr_part_no, cur_sp_no);
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| 250 | pos = find_device_in_mountlist(mountlist, device);
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| 251 | if (pos < 0) {
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| 252 | continue;
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| 253 | }
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| 254 | strcpy(mountpoint, mountlist->el[pos].mountpoint);
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| 255 | /* is it too big? */
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| 256 | if (curr_part_no > 'h') {
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| 257 | sprintf(tmp, " Can only have up to 'h' in disklabel.");
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| 258 | log_it(tmp);
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[2209] | 259 | mr_strcat(flaws_str, "%s", tmp);
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[128] | 260 | res++;
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| 261 | }
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| 262 | /* does partition /dev/adXsYZ exist more than once in the mountlist? */
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| 263 | for (i = 0, mountpoint_copies = 0, device_copies = 0;
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| 264 | i < mountlist->entries; i++) {
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| 265 | if (!strcmp(device, mountlist->el[i].device)) {
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| 266 | device_copies++;
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| 267 | }
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| 268 | }
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| 269 | if (device_copies > 1) {
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| 270 | sprintf(tmp, " %s %s's.",
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| 271 | number_to_text(device_copies), device);
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| 272 | if (!strstr(flaws_str, tmp)) {
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| 273 | log_it(tmp);
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[2209] | 274 | mr_strcat(flaws_str, "%s", tmp);
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[128] | 275 | res++;
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| 276 | }
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| 277 | }
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| 278 | /* silly partition size? */
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| 279 | if (mountlist->el[pos].size < 8192
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| 280 | && strcmp(mountlist->el[pos].mountpoint, "lvm")) {
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| 281 | sprintf(tmp, " %s is tiny!", device);
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| 282 | log_it(tmp);
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[2209] | 283 | mr_strcat(flaws_str, "%s", tmp);
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[128] | 284 | res++;
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| 285 | }
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| 286 | /* mountpoint should begin with / unless it is swap, lvm or raid */
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| 287 | if (strcmp(mountlist->el[pos].mountpoint, "swap")
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| 288 | && strcmp(mountlist->el[pos].mountpoint, "lvm")
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| 289 | && strcmp(mountlist->el[pos].mountpoint, "raid")
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| 290 | && strcmp(mountlist->el[pos].mountpoint, "image")
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| 291 | && strcmp(mountlist->el[pos].mountpoint, "none")
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| 292 | && mountlist->el[pos].mountpoint[0] != '/') {
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| 293 | sprintf(tmp, " %s has a weird mountpoint.", device);
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| 294 | log_it(tmp);
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[2209] | 295 | mr_strcat(flaws_str, "%s", tmp);
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[128] | 296 | res++;
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| 297 | }
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| 298 | /* is format sensible? */
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| 299 | if (!is_this_a_valid_disk_format
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| 300 | (mountlist->el[pos].format)) {
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[279] | 301 | sprintf(tmp, " %s has unsupported format %s.", device, mountlist->el[pos].format);
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[128] | 302 | log_it(tmp);
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[2209] | 303 | mr_strcat(flaws_str, "%s", tmp);
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[128] | 304 | res++;
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| 305 | }
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[2125] | 306 | amount_allocated += mountlist->el[pos].size / 1024L;
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[128] | 307 | prev_sp_no = cur_sp_no;
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| 308 | }
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| 309 | }
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| 310 |
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| 311 | /* OK, continue with main loop */
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[2125] | 312 | amount_allocated += mountlist->el[pos].size / 1024L;
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[128] | 313 | prev_part_no = curr_part_no;
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| 314 | }
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| 315 |
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| 316 | /* Over-allocated the disk? Unallocated space on disk? */
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| 317 | if (amount_allocated > physical_drive_size) // Used to be +1, but what if you're 1 MB too high?
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| 318 | {
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| 319 | sprintf(tmp, " %ld MB over-allocated on %s.",
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| 320 | amount_allocated - physical_drive_size, drive);
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| 321 | log_it(tmp);
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[2209] | 322 | mr_strcat(flaws_str, "%s", tmp);
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[128] | 323 | res++;
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| 324 | } else if (amount_allocated < physical_drive_size - 1) { /* NOT AN ERROR, JUST A WARNING :-) */
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| 325 | sprintf(tmp, " %ld MB unallocated on %s.",
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| 326 | physical_drive_size - amount_allocated, drive);
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[1236] | 327 | log_it(tmp);
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[2209] | 328 | mr_strcat(flaws_str, "%s", tmp);
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[128] | 329 | }
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| 330 | if (res) {
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[2209] | 331 | return (NULL);
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[128] | 332 | } else {
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[2209] | 333 | return (flaws_str);
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[128] | 334 | }
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[1] | 335 | }
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| 336 |
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| 337 | #else
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| 338 | // Linux-specific version of evaluate_drive_within_mountlist()
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| 339 | {
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| 340 |
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[128] | 341 | /*@ int ************************************************************* */
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| 342 | int prev_part_no = 0;
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[1] | 343 | int curr_part_no = 0;
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| 344 | int pos = 0;
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| 345 | int res = 0;
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| 346 | int mountpoint_copies = 0;
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| 347 | int device_copies = 0;
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| 348 | int i = 0;
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| 349 |
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[128] | 350 | /*@ buffers ******************************************************** */
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| 351 | char *tmp;
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[1] | 352 | char *device;
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[2209] | 353 | char *flaws_str = NULL;
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[1] | 354 |
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[128] | 355 | /*@ long *********************************************************** */
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[1295] | 356 | long physical_drive_size = 0L;
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| 357 | long amount_allocated = 0L;
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[1] | 358 |
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[128] | 359 | /*@ pointers ******************************************************* */
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[2204] | 360 | char *part_table_fmt = NULL;
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[1] | 361 |
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[128] | 362 | /*@ initialize ***************************************************** */
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| 363 | assert_string_is_neither_NULL_nor_zerolength(drive);
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| 364 | assert(mountlist != NULL);
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[2211] | 365 | mr_asprintf(&flaws_str, "%s", "");
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[1] | 366 |
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[128] | 367 | malloc_string(tmp);
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| 368 | malloc_string(device);
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| 369 | prev_part_no = 0;
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| 370 | tmp[0] = '\0';
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[1] | 371 |
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| 372 |
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[128] | 373 | physical_drive_size = get_phys_size_of_drive(drive);
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[1] | 374 |
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[128] | 375 | if (physical_drive_size < 0) {
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| 376 | sprintf(tmp, " %s does not exist.", drive);
|
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[2209] | 377 | mr_strcat(flaws_str, "%s", tmp);
|
---|
[128] | 378 | res++;
|
---|
| 379 | log_msg(1, tmp);
|
---|
| 380 | goto endoffunc;
|
---|
| 381 | } else {
|
---|
| 382 | sprintf(tmp, "%s is %ld MB", drive, physical_drive_size);
|
---|
| 383 | log_it(tmp);
|
---|
| 384 | }
|
---|
[1] | 385 |
|
---|
[128] | 386 | for (curr_part_no = 1; curr_part_no < 99; curr_part_no++) {
|
---|
[1298] | 387 | build_partition_name(device, drive, curr_part_no);
|
---|
[128] | 388 | pos = find_device_in_mountlist(mountlist, device);
|
---|
| 389 | if (pos < 0) {
|
---|
| 390 | continue;
|
---|
| 391 | }
|
---|
| 392 | /* gap in the partition list? */
|
---|
| 393 | if (curr_part_no - prev_part_no > 1) {
|
---|
| 394 | if (prev_part_no == 0) {
|
---|
| 395 | sprintf(tmp, " Gap prior to %s.", device);
|
---|
| 396 | log_it(tmp);
|
---|
[2209] | 397 | mr_strcat(flaws_str, "%s", tmp);
|
---|
[128] | 398 | res++;
|
---|
| 399 | } else if (curr_part_no > 5
|
---|
| 400 | || (curr_part_no <= 4 && prev_part_no > 0)) {
|
---|
[1303] | 401 | sprintf(tmp, " Gap on %s between %d and %d.", drive,
|
---|
[128] | 402 | prev_part_no, curr_part_no);
|
---|
| 403 | log_it(tmp);
|
---|
[2209] | 404 | mr_strcat(flaws_str, "%s", tmp);
|
---|
[128] | 405 | res++;
|
---|
| 406 | }
|
---|
| 407 | }
|
---|
| 408 | /* GPT allows more than 4 primary partitions */
|
---|
| 409 | part_table_fmt = which_partition_format(drive);
|
---|
| 410 | /* no spare primary partitions to help accommodate the logical(s)? */
|
---|
| 411 | if ((curr_part_no >= 5 && prev_part_no == 4)
|
---|
| 412 | && (strcmp(part_table_fmt, "MBR") == 0)) {
|
---|
[1303] | 413 | sprintf(tmp, " Partition 4 of %s is occupied.", drive);
|
---|
[128] | 414 | log_it(tmp);
|
---|
[2209] | 415 | mr_strcat(flaws_str, "%s", tmp);
|
---|
[128] | 416 | res++;
|
---|
| 417 | }
|
---|
| 418 | /* does partition /dev/hdNX exist more than once in the mountlist? */
|
---|
| 419 | for (i = 0, mountpoint_copies = 0, device_copies = 0;
|
---|
| 420 | i < mountlist->entries; i++) {
|
---|
| 421 | if (!strcmp(device, mountlist->el[i].device)) {
|
---|
| 422 | device_copies++;
|
---|
| 423 | }
|
---|
| 424 | }
|
---|
| 425 | if (device_copies > 1) {
|
---|
| 426 | sprintf(tmp, " %s %s's.", number_to_text(device_copies),
|
---|
| 427 | device);
|
---|
| 428 | if (!strstr(flaws_str, tmp)) {
|
---|
| 429 | log_it(tmp);
|
---|
[2209] | 430 | mr_strcat(flaws_str, "%s", tmp);
|
---|
[128] | 431 | res++;
|
---|
| 432 | }
|
---|
| 433 | }
|
---|
| 434 | /* silly partition size? */
|
---|
| 435 | if (mountlist->el[pos].size < 8192
|
---|
| 436 | && strcmp(mountlist->el[pos].mountpoint, "lvm")) {
|
---|
| 437 | sprintf(tmp, " %s is tiny!", device);
|
---|
| 438 | log_it(tmp);
|
---|
[2209] | 439 | mr_strcat(flaws_str, "%s", tmp);
|
---|
[128] | 440 | res++;
|
---|
| 441 | }
|
---|
| 442 | /* mountpoint should begin with / unless it is swap, lvm or raid */
|
---|
| 443 | if (strcmp(mountlist->el[pos].mountpoint, "swap")
|
---|
| 444 | && strcmp(mountlist->el[pos].mountpoint, "lvm")
|
---|
| 445 | && strcmp(mountlist->el[pos].mountpoint, "raid")
|
---|
| 446 | && strcmp(mountlist->el[pos].mountpoint, "image")
|
---|
| 447 | && mountlist->el[pos].mountpoint[0] != '/') {
|
---|
| 448 | sprintf(tmp, " %s has a weird mountpoint.", device);
|
---|
| 449 | log_it(tmp);
|
---|
[2209] | 450 | mr_strcat(flaws_str, "%s", tmp);
|
---|
[128] | 451 | res++;
|
---|
| 452 | }
|
---|
| 453 | /* is format sensible? */
|
---|
| 454 | if (!is_this_a_valid_disk_format(mountlist->el[pos].format)) {
|
---|
[279] | 455 | sprintf(tmp, " %s has unsupported format %s.", device, mountlist->el[pos].format);
|
---|
[128] | 456 | log_it(tmp);
|
---|
[2209] | 457 | mr_strcat(flaws_str, "%s", tmp);
|
---|
[128] | 458 | res++;
|
---|
| 459 | }
|
---|
| 460 | /* OK, continue with main loop */
|
---|
[2125] | 461 | amount_allocated += mountlist->el[pos].size / 1024L;
|
---|
[128] | 462 | prev_part_no = curr_part_no;
|
---|
[1] | 463 | }
|
---|
[128] | 464 |
|
---|
| 465 | /* Over-allocated the disk? Unallocated space on disk? */
|
---|
| 466 | if (amount_allocated > physical_drive_size + 1) {
|
---|
| 467 | sprintf(tmp, " %ld MB over-allocated on %s.",
|
---|
| 468 | amount_allocated - physical_drive_size, drive);
|
---|
| 469 | log_it(tmp);
|
---|
[2209] | 470 | mr_strcat(flaws_str, "%s", tmp);
|
---|
[128] | 471 | res++;
|
---|
| 472 | } else if (amount_allocated < physical_drive_size - 1) { /* NOT AN ERROR, JUST A WARNING :-) */
|
---|
| 473 | sprintf(tmp, " %ld MB unallocated on %s.",
|
---|
| 474 | physical_drive_size - amount_allocated, drive);
|
---|
[1236] | 475 | log_it(tmp);
|
---|
[2209] | 476 | mr_strcat(flaws_str, "%s", tmp);
|
---|
[1] | 477 | }
|
---|
| 478 |
|
---|
[128] | 479 | endoffunc:
|
---|
| 480 | paranoid_free(tmp);
|
---|
| 481 | paranoid_free(device);
|
---|
[1] | 482 |
|
---|
[128] | 483 | if (res) {
|
---|
[2209] | 484 | return (NULL);
|
---|
[128] | 485 | } else {
|
---|
[2209] | 486 | return (flaws_str);
|
---|
[128] | 487 | }
|
---|
[1] | 488 | }
|
---|
| 489 | #endif
|
---|
| 490 |
|
---|
| 491 |
|
---|
| 492 | /**
|
---|
| 493 | * Evaluate a whole mountlist for flaws. Calls evaluate_drive_within_mountlist()
|
---|
| 494 | * for each drive, and then spreads the flaws across three lines.
|
---|
| 495 | * @param mountlist The mountlist to evaluate.
|
---|
| 496 | * @param flaws_str_A Where to put the first line listing errors found.
|
---|
| 497 | * @param flaws_str_B Where to put the second line listing errors found.
|
---|
| 498 | * @param flaws_str_C Where to put the third line listing errors found.
|
---|
| 499 | * @return The number of flaws found (0 for success).
|
---|
| 500 | * @see evaluate_drive_within_mountlist
|
---|
| 501 | */
|
---|
| 502 | int
|
---|
[128] | 503 | evaluate_mountlist(struct mountlist_itself *mountlist, char *flaws_str_A,
|
---|
| 504 | char *flaws_str_B, char *flaws_str_C)
|
---|
[1] | 505 | {
|
---|
| 506 |
|
---|
[128] | 507 | /*@ buffer *********************************************************** */
|
---|
| 508 | struct list_of_disks *drivelist;
|
---|
[2202] | 509 | char *tmp = NULL;
|
---|
| 510 | char *flaws_str = NULL;
|
---|
[1] | 511 |
|
---|
[128] | 512 | /*@ int ************************************************************** */
|
---|
[1] | 513 | int i = 0;
|
---|
| 514 | int res = 0;
|
---|
| 515 |
|
---|
[128] | 516 | /*@ initialize ******************************************************* */
|
---|
[1] | 517 |
|
---|
[128] | 518 | drivelist = malloc(sizeof(struct list_of_disks));
|
---|
| 519 | assert(mountlist != NULL);
|
---|
| 520 | assert(flaws_str_A != NULL);
|
---|
| 521 | assert(flaws_str_B != NULL);
|
---|
| 522 | assert(flaws_str_C != NULL);
|
---|
[1] | 523 |
|
---|
[2211] | 524 | mr_asprintf(&flaws_str, "%s", "");
|
---|
[2209] | 525 |
|
---|
[128] | 526 | make_list_of_drives_in_mountlist(mountlist, drivelist);
|
---|
[1] | 527 |
|
---|
[128] | 528 | log_it("Evaluating mountlist...");
|
---|
[1] | 529 |
|
---|
[128] | 530 | for (i = 0; i < drivelist->entries; i++) {
|
---|
| 531 | if (strstr
|
---|
| 532 | (drivelist->el[i].device,
|
---|
| 533 | DONT_KNOW_HOW_TO_EVALUATE_THIS_DEVICE_TYPE)) {
|
---|
[2211] | 534 | mr_asprintf(&tmp, " Not evaluating %s (I don't know how yet)",
|
---|
[128] | 535 | drivelist->el[i].device);
|
---|
| 536 | log_it(tmp);
|
---|
[2207] | 537 | paranoid_free(tmp);
|
---|
[128] | 538 | } else {
|
---|
[2207] | 539 | if ((tmp = evaluate_drive_within_mountlist(mountlist, drivelist->el[i].device)) == NULL) {
|
---|
[128] | 540 | res++;
|
---|
| 541 | }
|
---|
| 542 | }
|
---|
[2207] | 543 | log_msg(8,"Entry: %d (%s)", i, drivelist->el[i].device);
|
---|
[2219] | 544 | /* BCO: tmp can be NULL as well as flaws_str */
|
---|
| 545 | if (tmp != NULL) {
|
---|
| 546 | log_msg(8,"Adding: %s to %s", tmp, flaws_str);
|
---|
| 547 | mr_strcat(flaws_str, "%s", tmp);
|
---|
| 548 | paranoid_free(tmp);
|
---|
| 549 | }
|
---|
[1] | 550 | }
|
---|
[128] | 551 | res += look_for_duplicate_mountpoints(mountlist, flaws_str);
|
---|
[2209] | 552 | res = spread_flaws_across_three_lines(flaws_str, flaws_str_A, flaws_str_B, flaws_str_C,res);
|
---|
| 553 | paranoid_free(flaws_str);
|
---|
| 554 | return(res);
|
---|
[1] | 555 | }
|
---|
| 556 |
|
---|
| 557 |
|
---|
| 558 | /**
|
---|
| 559 | * Find the index number of @p device in the mountlist.
|
---|
| 560 | * The device given must match @p mountlist->el[N].device exactly, case-sensitive.
|
---|
| 561 | * @param mountlist The mountlist to search in.
|
---|
| 562 | * @param device The device to search for.
|
---|
| 563 | * @return The zero-based index of the device, or -1 if it could not be found.
|
---|
| 564 | */
|
---|
| 565 | int
|
---|
[128] | 566 | find_device_in_mountlist(struct mountlist_itself *mountlist, char *device)
|
---|
[1] | 567 | {
|
---|
| 568 |
|
---|
[128] | 569 | /*@ int ************************************************************** */
|
---|
| 570 | int i = 0;
|
---|
[1] | 571 |
|
---|
[128] | 572 | assert(mountlist != NULL);
|
---|
| 573 | assert_string_is_neither_NULL_nor_zerolength(device);
|
---|
| 574 | for (i = 0;
|
---|
| 575 | i < mountlist->entries
|
---|
| 576 | && strcmp(mountlist->el[i].device, device) != 0; i++);
|
---|
| 577 |
|
---|
| 578 | if (i == mountlist->entries) {
|
---|
| 579 | return (-1);
|
---|
| 580 | } else {
|
---|
| 581 | return (i);
|
---|
| 582 | }
|
---|
[1] | 583 | }
|
---|
| 584 |
|
---|
| 585 |
|
---|
| 586 | /**
|
---|
| 587 | * Look for duplicate mountpoints in @p mountlist.
|
---|
| 588 | * @param mountlist The mountlist to check.
|
---|
| 589 | * @param flaws_str The flaws string to append the results to.
|
---|
| 590 | * @return The number of mountpoints that have duplicates, or 0 for success.
|
---|
| 591 | */
|
---|
| 592 | int
|
---|
[2209] | 593 | look_for_duplicate_mountpoints(struct mountlist_itself *mountlist, char *flaws_str)
|
---|
[1] | 594 | {
|
---|
| 595 |
|
---|
[128] | 596 | /*@ int ************************************************************* */
|
---|
| 597 | int res = 0;
|
---|
[1] | 598 | int currline = 0;
|
---|
| 599 | int i = 0;
|
---|
| 600 | int copies = 0;
|
---|
| 601 | int last_copy = 0;
|
---|
| 602 |
|
---|
[128] | 603 | /*@ buffetr ********************************************************* */
|
---|
[2204] | 604 | char *curr_mountpoint = NULL;
|
---|
| 605 | char *tmp = NULL;
|
---|
[1] | 606 |
|
---|
[128] | 607 | assert(mountlist != NULL);
|
---|
| 608 | assert(flaws_str != NULL);
|
---|
[2204] | 609 |
|
---|
[128] | 610 | for (currline = 0; currline < mountlist->entries; currline++) {
|
---|
[2211] | 611 | mr_asprintf(&curr_mountpoint, "%s", mountlist->el[currline].mountpoint);
|
---|
[128] | 612 | for (i = 0, copies = 0, last_copy = -1; i < mountlist->entries;
|
---|
| 613 | i++) {
|
---|
| 614 | if (!strcmp(mountlist->el[i].mountpoint, curr_mountpoint)
|
---|
| 615 | && strcmp(mountlist->el[i].mountpoint, "lvm")
|
---|
| 616 | && strcmp(mountlist->el[i].mountpoint, "swap")) {
|
---|
| 617 | last_copy = i;
|
---|
| 618 | copies++;
|
---|
| 619 | }
|
---|
| 620 | }
|
---|
| 621 | if (copies > 1 && last_copy == currline
|
---|
| 622 | && strcmp(curr_mountpoint, "raid")) {
|
---|
[2211] | 623 | mr_asprintf(&tmp, " %s %s's.", number_to_text(copies),
|
---|
[128] | 624 | curr_mountpoint);
|
---|
[2209] | 625 | mr_strcat(flaws_str, "%s", tmp);
|
---|
[128] | 626 | log_it(tmp);
|
---|
[2204] | 627 | paranoid_free(tmp);
|
---|
[128] | 628 | res++;
|
---|
| 629 | }
|
---|
[2204] | 630 | paranoid_free(curr_mountpoint);
|
---|
[1] | 631 | }
|
---|
[128] | 632 | return (res);
|
---|
[1] | 633 | }
|
---|
| 634 |
|
---|
| 635 |
|
---|
| 636 | /**
|
---|
| 637 | * Make a list of the drives mentioned in the mountlist.
|
---|
| 638 | * @param mountlist The mountlist to examine.
|
---|
| 639 | * @param drivelist Where to put the list of drives found.
|
---|
| 640 | * @return The number of physical (non-RAID non-LVM) drives found, or \<= 0 for error.
|
---|
| 641 | */
|
---|
| 642 | int
|
---|
[128] | 643 | make_list_of_drives_in_mountlist(struct mountlist_itself *mountlist,
|
---|
| 644 | struct list_of_disks *drivelist)
|
---|
[1] | 645 | {
|
---|
| 646 |
|
---|
[128] | 647 | /*@ int ************************************************************* */
|
---|
| 648 | int lino;
|
---|
| 649 | int noof_drives;
|
---|
| 650 | int j;
|
---|
[1] | 651 |
|
---|
[128] | 652 | /*@ buffers ********************************************************* */
|
---|
[2204] | 653 | char *drive = NULL;
|
---|
[2230] | 654 | char *truncdrive = NULL;
|
---|
[1] | 655 |
|
---|
[128] | 656 | long long size;
|
---|
[1] | 657 |
|
---|
[128] | 658 | assert(mountlist != NULL);
|
---|
| 659 | assert(drivelist != NULL);
|
---|
| 660 | log_it("Making list of drives");
|
---|
| 661 | for (lino = 0, noof_drives = 0; lino < mountlist->entries; lino++) {
|
---|
[1] | 662 |
|
---|
[2211] | 663 | mr_asprintf(&drive, "%s", mountlist->el[lino].device);
|
---|
[128] | 664 | if (!strncmp(drive, RAID_DEVICE_STUB, strlen(RAID_DEVICE_STUB))) {
|
---|
[2205] | 665 | log_msg(8, "Not putting %s in list of drives: it's a virtual drive", drive);
|
---|
| 666 | paranoid_free(drive);
|
---|
[128] | 667 | continue;
|
---|
| 668 | }
|
---|
[1] | 669 |
|
---|
[128] | 670 | size = mountlist->el[lino].size;
|
---|
| 671 | if (size == 0) {
|
---|
[2205] | 672 | log_msg(8, "Not putting %s in list of drives: it has zero size (maybe an LVM volume)", drive);
|
---|
| 673 | paranoid_free(drive);
|
---|
[128] | 674 | continue;
|
---|
| 675 | }
|
---|
| 676 |
|
---|
[2205] | 677 | log_msg(8, "Putting %s with size %lli in list of drives", drive, size);
|
---|
[1] | 678 |
|
---|
[2230] | 679 | truncdrive = truncate_to_drive_name(drive);
|
---|
| 680 | log_msg(8, "drive truncated to %s", truncdrive);
|
---|
[2206] | 681 |
|
---|
[128] | 682 | for (j = 0;
|
---|
| 683 | j < noof_drives
|
---|
[2230] | 684 | && strcmp(drivelist->el[j].device, truncdrive) != 0; j++) {
|
---|
[128] | 685 | continue;
|
---|
[2205] | 686 | }
|
---|
[128] | 687 | if (j == noof_drives) {
|
---|
[2230] | 688 | strcpy(drivelist->el[noof_drives++].device, truncdrive);
|
---|
[128] | 689 | }
|
---|
[2205] | 690 | paranoid_free(drive);
|
---|
[2230] | 691 | paranoid_free(truncdrive);
|
---|
[1] | 692 | }
|
---|
[128] | 693 | drivelist->entries = noof_drives;
|
---|
| 694 | log_msg(8, "Made list of drives");
|
---|
[1] | 695 |
|
---|
[128] | 696 | return (noof_drives);
|
---|
[1] | 697 | }
|
---|
| 698 |
|
---|
| 699 |
|
---|
| 700 | /**
|
---|
| 701 | * Make a list of RAID partitions not currently associated with any RAID device.
|
---|
| 702 | * The user may add any of these partitions to the RAID device.
|
---|
| 703 | * @param output_list Where to put the list of unallocated RAID partitions.
|
---|
| 704 | * @param mountlist The mountlist to examine.
|
---|
| 705 | * @param raidlist The raidlist to examine.
|
---|
| 706 | */
|
---|
[128] | 707 | void make_list_of_unallocated_raid_partitions(struct mountlist_itself
|
---|
| 708 | *output_list,
|
---|
| 709 | struct mountlist_itself
|
---|
| 710 | *mountlist,
|
---|
| 711 | struct raidlist_itself
|
---|
| 712 | *raidlist)
|
---|
[1] | 713 | {
|
---|
| 714 |
|
---|
[128] | 715 | /*@ int ************************************************************* */
|
---|
| 716 | int items = 0;
|
---|
[1] | 717 | int i = 0;
|
---|
| 718 | int used_by = 0;
|
---|
| 719 |
|
---|
[128] | 720 | /*@ buffers ********************************************************* */
|
---|
[2204] | 721 | char *tmp = NULL;
|
---|
[1] | 722 |
|
---|
[128] | 723 | assert(output_list != NULL);
|
---|
| 724 | assert(mountlist != NULL);
|
---|
| 725 | assert(raidlist != NULL);
|
---|
| 726 | log_it("MLOURP -- starting");
|
---|
| 727 | items = 0;
|
---|
[1] | 728 |
|
---|
| 729 |
|
---|
[128] | 730 | for (i = 0; i < mountlist->entries; i++) {
|
---|
| 731 | if (strstr(mountlist->el[i].mountpoint, "raid")) {
|
---|
| 732 | used_by =
|
---|
| 733 | which_raid_device_is_using_this_partition(raidlist,
|
---|
| 734 | mountlist->el[i].
|
---|
| 735 | device);
|
---|
| 736 | if (used_by < 0) {
|
---|
| 737 | memcpy((void *) &output_list->el[items++],
|
---|
| 738 | (void *) &mountlist->el[i],
|
---|
| 739 | sizeof(struct mountlist_line));
|
---|
[2211] | 740 | mr_asprintf(&tmp,
|
---|
[2204] | 741 | "%s is available; user may choose to add it to raid device",
|
---|
| 742 | output_list->el[items - 1].device);
|
---|
[128] | 743 | log_it(tmp);
|
---|
[2204] | 744 | paranoid_free(tmp);
|
---|
[128] | 745 | }
|
---|
| 746 | }
|
---|
[1] | 747 | }
|
---|
[128] | 748 | output_list->entries = items;
|
---|
| 749 | log_it("MLUORP -- ending");
|
---|
[1] | 750 | }
|
---|
| 751 |
|
---|
| 752 |
|
---|
| 753 | /**
|
---|
| 754 | * Get the size of a mountlist entry by the @c device field.
|
---|
| 755 | * @param mountlist The mountlist to search in.
|
---|
| 756 | * @param device The device to search for
|
---|
| 757 | * @return The size of the device (in KB), or -1 if it could not be found.
|
---|
| 758 | */
|
---|
| 759 | long long
|
---|
[128] | 760 | size_of_specific_device_in_mountlist(struct mountlist_itself *mountlist,
|
---|
| 761 | char *device)
|
---|
[1] | 762 | {
|
---|
[128] | 763 | /*@ int ************************************************************** */
|
---|
| 764 | int i = 0;
|
---|
[1] | 765 |
|
---|
| 766 |
|
---|
[128] | 767 | assert(mountlist != NULL);
|
---|
| 768 | assert_string_is_neither_NULL_nor_zerolength(device);
|
---|
[1] | 769 |
|
---|
[128] | 770 | for (i = 0;
|
---|
| 771 | i < mountlist->entries && strcmp(mountlist->el[i].device, device);
|
---|
| 772 | i++);
|
---|
| 773 | if (i == mountlist->entries) {
|
---|
| 774 | return (-1);
|
---|
| 775 | } else {
|
---|
| 776 | return (mountlist->el[i].size);
|
---|
| 777 | }
|
---|
[1] | 778 | }
|
---|
| 779 |
|
---|
| 780 |
|
---|
| 781 | /**
|
---|
| 782 | * Load a file on disk into @p mountlist.
|
---|
| 783 | * The file on disk should consist of multiple lines, each containing 4 or 5
|
---|
| 784 | * columns: the device, the mountpoint, the filesystem type, the size in kilobytes, and optionally the filesystem label.
|
---|
| 785 | * Comments begin with a '#' without any leading whitespace. Any duplicate
|
---|
| 786 | * entries are renamed.
|
---|
| 787 | * @param mountlist The mountlist to load into.
|
---|
| 788 | * @param fname The name of the file to load the mountlist from.
|
---|
| 789 | * @return 0 for success, 1 for failure.
|
---|
| 790 | */
|
---|
[128] | 791 | int load_mountlist(struct mountlist_itself *mountlist, char *fname)
|
---|
[1] | 792 | {
|
---|
[2204] | 793 | FILE *fin = NULL;
|
---|
[128] | 794 | /* malloc ** */
|
---|
[2204] | 795 | char *incoming = NULL;
|
---|
| 796 | char *siz = NULL;
|
---|
| 797 | char *tmp = NULL;
|
---|
| 798 | char *p = NULL;
|
---|
[1] | 799 |
|
---|
[2204] | 800 | int items = 0;
|
---|
| 801 | int j = 0;
|
---|
| 802 | int res = 0;
|
---|
[1] | 803 |
|
---|
[128] | 804 | assert(mountlist != NULL);
|
---|
| 805 | assert_string_is_neither_NULL_nor_zerolength(fname);
|
---|
[2204] | 806 |
|
---|
[128] | 807 | if (!(fin = fopen(fname, "r"))) {
|
---|
| 808 | log_it("Unable to open mountlist - '%s'", fname);
|
---|
[541] | 809 | log_to_screen("Cannot open mountlist");
|
---|
[128] | 810 | return (1);
|
---|
| 811 | }
|
---|
[2204] | 812 | malloc_string(incoming);
|
---|
| 813 | malloc_string(siz);
|
---|
[128] | 814 | (void) fgets(incoming, MAX_STR_LEN - 1, fin);
|
---|
| 815 | log_it("Loading mountlist...");
|
---|
| 816 | while (!feof(fin)) {
|
---|
[1] | 817 | #if linux
|
---|
[2204] | 818 | res = sscanf(incoming,
|
---|
[1909] | 819 | "%s %s %s %s %s",
|
---|
[128] | 820 | mountlist->el[items].device,
|
---|
| 821 | mountlist->el[items].mountpoint,
|
---|
| 822 | mountlist->el[items].format,
|
---|
[1899] | 823 | siz, mountlist->el[items].label);
|
---|
[2204] | 824 | if (res < 5) {
|
---|
| 825 | /* no label found */
|
---|
[2206] | 826 | log_msg(4, "no label found for %s",mountlist->el[items].device);
|
---|
| 827 | strcpy(mountlist->el[items].label,"");
|
---|
[2204] | 828 | }
|
---|
[1] | 829 | #elif __FreeBSD__
|
---|
[2204] | 830 | res = sscanf(incoming,
|
---|
[128] | 831 | "%s %s %s %s",
|
---|
| 832 | mountlist->el[items].device,
|
---|
| 833 | mountlist->el[items].mountpoint,
|
---|
| 834 | mountlist->el[items].format, siz);
|
---|
[2206] | 835 | strcpy(mountlist->el[items].label,"");
|
---|
[1] | 836 | #endif
|
---|
| 837 |
|
---|
[128] | 838 | if (!strcmp(mountlist->el[items].device, "/proc") ||
|
---|
| 839 | !strcmp(mountlist->el[items].device, "proc") ||
|
---|
| 840 | !strcmp(mountlist->el[items].device, "/sys") ||
|
---|
| 841 | !strcmp(mountlist->el[items].device, "sys") ||
|
---|
| 842 | !strcmp(mountlist->el[items].device, "/devpts") ||
|
---|
| 843 | !strcmp(mountlist->el[items].device, "devpts")
|
---|
| 844 | ) {
|
---|
| 845 | log_msg(1,
|
---|
| 846 | "Ignoring %s in mountlist - not loading that line :) ",
|
---|
| 847 | mountlist->el[items].device);
|
---|
| 848 | (void) fgets(incoming, MAX_STR_LEN - 1, fin);
|
---|
| 849 | continue;
|
---|
| 850 | }
|
---|
| 851 | mountlist->el[items].size = atoll(siz);
|
---|
| 852 | if (mountlist->el[items].device[0] != '\0'
|
---|
| 853 | && mountlist->el[items].device[0] != '#') {
|
---|
| 854 | for (j = 0;
|
---|
| 855 | j < items
|
---|
| 856 | && strcmp(mountlist->el[j].device,
|
---|
| 857 | mountlist->el[items].device); j++);
|
---|
| 858 | if (j < items) {
|
---|
| 859 | strcat(mountlist->el[items].device, "_dup");
|
---|
[2211] | 860 | mr_asprintf(&tmp,
|
---|
[2204] | 861 | "Duplicate entry in mountlist - renaming to %s",
|
---|
| 862 | mountlist->el[items].device);
|
---|
[128] | 863 | log_it(tmp);
|
---|
[2204] | 864 | paranoid_free(tmp);
|
---|
[128] | 865 | }
|
---|
[2211] | 866 | mr_asprintf(&tmp, "%s", mountlist->el[items].device);
|
---|
[128] | 867 | if (strstr(tmp, "/dev/md/")) {
|
---|
| 868 | log_it("format_device() --- Contracting %s", tmp);
|
---|
| 869 | p = strrchr(tmp, '/');
|
---|
| 870 | if (p) {
|
---|
| 871 | *p = *(p + 1);
|
---|
| 872 | *(p + 1) = *(p + 2);
|
---|
| 873 | *(p + 2) = *(p + 3);
|
---|
| 874 | }
|
---|
| 875 | log_it("It was %s; it is now %s",
|
---|
| 876 | mountlist->el[items].device, tmp);
|
---|
| 877 | strcpy(mountlist->el[items].device, tmp);
|
---|
| 878 | }
|
---|
[2204] | 879 | paranoid_free(tmp);
|
---|
[1] | 880 |
|
---|
[2204] | 881 | log_it("%s %s %s %lld %s",
|
---|
| 882 | mountlist->el[items].device,
|
---|
| 883 | mountlist->el[items].mountpoint,
|
---|
| 884 | mountlist->el[items].format,
|
---|
| 885 | mountlist->el[items].size,
|
---|
| 886 | mountlist->el[items].label);
|
---|
[128] | 887 | items++;
|
---|
[2206] | 888 | if (items >= MAX_MOUNTLIST_ENTRIES) {
|
---|
| 889 | log_to_screen("Too many lines in mountlist.. ABORTING");
|
---|
| 890 | finish(1);
|
---|
| 891 | }
|
---|
[128] | 892 | }
|
---|
| 893 | (void) fgets(incoming, MAX_STR_LEN - 1, fin);
|
---|
[1] | 894 | }
|
---|
[128] | 895 | paranoid_fclose(fin);
|
---|
| 896 | mountlist->entries = items;
|
---|
[1] | 897 |
|
---|
[128] | 898 | log_it("Mountlist loaded successfully.");
|
---|
[2204] | 899 | log_it("%d entries in mountlist", items);
|
---|
| 900 |
|
---|
[128] | 901 | paranoid_free(incoming);
|
---|
| 902 | paranoid_free(siz);
|
---|
| 903 | return (0);
|
---|
[1] | 904 | }
|
---|
| 905 |
|
---|
| 906 |
|
---|
| 907 |
|
---|
| 908 | /**
|
---|
| 909 | * Save @p mountlist to a file on disk.
|
---|
| 910 | * @param mountlist The mountlist to save.
|
---|
| 911 | * @param fname The file to save it to.
|
---|
| 912 | * @return 0 for success, 1 for failure.
|
---|
| 913 | * @see load_mountlist
|
---|
| 914 | */
|
---|
[128] | 915 | int save_mountlist_to_disk(struct mountlist_itself *mountlist, char *fname)
|
---|
[1] | 916 | {
|
---|
[128] | 917 | FILE *fout;
|
---|
| 918 | int i;
|
---|
[1] | 919 |
|
---|
[128] | 920 | assert(mountlist != NULL);
|
---|
| 921 | assert_string_is_neither_NULL_nor_zerolength(fname);
|
---|
[1] | 922 |
|
---|
[128] | 923 | log_it("save_mountlist_to_disk() --- saving to %s", fname);
|
---|
| 924 | if (!(fout = fopen(fname, "w"))) {
|
---|
| 925 | log_OS_error("WMTD - Cannot openout mountlist");
|
---|
| 926 | return (1);
|
---|
| 927 | }
|
---|
| 928 | for (i = 0; i < mountlist->entries; i++) {
|
---|
| 929 | fprintf(fout,
|
---|
[1909] | 930 | "%-15s %-15s %-15s %-15lld %-15s\n",
|
---|
[128] | 931 | mountlist->el[i].device, mountlist->el[i].mountpoint,
|
---|
| 932 | mountlist->el[i].format, mountlist->el[i].size,
|
---|
[1899] | 933 | mountlist->el[i].label);
|
---|
[128] | 934 | }
|
---|
| 935 | paranoid_fclose(fout);
|
---|
| 936 | return (0);
|
---|
[1] | 937 | }
|
---|
| 938 |
|
---|
| 939 |
|
---|
| 940 | /**
|
---|
| 941 | * Sort the mountlist alphabetically by device.
|
---|
| 942 | * The sorting is done in-place.
|
---|
| 943 | * @param mountlist The mountlist to sort.
|
---|
| 944 | */
|
---|
[128] | 945 | void sort_mountlist_by_device(struct mountlist_itself *mountlist)
|
---|
[1] | 946 | {
|
---|
[128] | 947 | int diff;
|
---|
| 948 | int lino = -999;
|
---|
[1] | 949 |
|
---|
[128] | 950 | assert(mountlist != NULL);
|
---|
[1] | 951 |
|
---|
[128] | 952 | while (lino < mountlist->entries) {
|
---|
| 953 | for (lino = 1; lino < mountlist->entries; lino++) {
|
---|
| 954 | diff =
|
---|
| 955 | strcmp_inc_numbers(mountlist->el[lino - 1].device,
|
---|
| 956 | mountlist->el[lino].device);
|
---|
| 957 | if (diff > 0) {
|
---|
| 958 | swap_mountlist_entries(mountlist, lino - 1, lino);
|
---|
| 959 | break;
|
---|
| 960 | }
|
---|
| 961 | }
|
---|
[1] | 962 | }
|
---|
| 963 | }
|
---|
| 964 |
|
---|
[2204] | 965 |
|
---|
[1] | 966 | /**
|
---|
| 967 | * Sort the mountlist alphabetically by mountpoint.
|
---|
| 968 | * The sorting is done in-place.
|
---|
| 969 | * @param mountlist The mountlist to sort.
|
---|
| 970 | * @param reverse If TRUE, then do a reverse sort.
|
---|
| 971 | */
|
---|
[128] | 972 | void
|
---|
| 973 | sort_mountlist_by_mountpoint(struct mountlist_itself *mountlist,
|
---|
| 974 | bool reverse)
|
---|
[1] | 975 | {
|
---|
[128] | 976 | int diff;
|
---|
| 977 | int lino = -999;
|
---|
[1] | 978 |
|
---|
[128] | 979 | assert(mountlist != NULL);
|
---|
[1] | 980 |
|
---|
[128] | 981 | while (lino < mountlist->entries) {
|
---|
| 982 | for (lino = 1; lino < mountlist->entries; lino++) {
|
---|
| 983 | diff =
|
---|
| 984 | strcmp(mountlist->el[lino - 1].mountpoint,
|
---|
| 985 | mountlist->el[lino].mountpoint);
|
---|
| 986 | if ((diff > 0 && !reverse) || ((diff < 0 && reverse))) {
|
---|
| 987 | swap_mountlist_entries(mountlist, lino - 1, lino);
|
---|
| 988 | break;
|
---|
| 989 | }
|
---|
| 990 | }
|
---|
[1] | 991 | }
|
---|
| 992 | }
|
---|
| 993 |
|
---|
| 994 |
|
---|
| 995 | /**
|
---|
| 996 | * Swap two entries in the mountlist in-place.
|
---|
| 997 | * @param mountlist The mountlist to swap the entries in.
|
---|
| 998 | * @param a The index number of the first entry.
|
---|
| 999 | * @param b The index number of the second entry.
|
---|
| 1000 | */
|
---|
[128] | 1001 | void
|
---|
[1] | 1002 | swap_mountlist_entries(struct mountlist_itself *mountlist, int a, int b)
|
---|
| 1003 | {
|
---|
[128] | 1004 | /*@ mallocs *** */
|
---|
[2204] | 1005 | char *device = NULL;
|
---|
| 1006 | char *mountpoint = NULL;
|
---|
| 1007 | char *format = NULL;
|
---|
[1] | 1008 |
|
---|
[128] | 1009 | long long size;
|
---|
[1] | 1010 |
|
---|
[128] | 1011 | assert(mountlist != NULL);
|
---|
| 1012 | assert(a >= 0);
|
---|
| 1013 | assert(b >= 0);
|
---|
[1] | 1014 |
|
---|
[2211] | 1015 | mr_asprintf(&device, "%s", mountlist->el[a].device);
|
---|
| 1016 | mr_asprintf(&mountpoint, "%s", mountlist->el[a].mountpoint);
|
---|
| 1017 | mr_asprintf(&format, "%s", mountlist->el[a].format);
|
---|
[1] | 1018 |
|
---|
[128] | 1019 | size = mountlist->el[a].size;
|
---|
[1] | 1020 |
|
---|
[128] | 1021 | strcpy(mountlist->el[a].device, mountlist->el[b].device);
|
---|
| 1022 | strcpy(mountlist->el[a].mountpoint, mountlist->el[b].mountpoint);
|
---|
| 1023 | strcpy(mountlist->el[a].format, mountlist->el[b].format);
|
---|
[1] | 1024 |
|
---|
[128] | 1025 | mountlist->el[a].size = mountlist->el[b].size;
|
---|
[1] | 1026 |
|
---|
[128] | 1027 | strcpy(mountlist->el[b].device, device);
|
---|
| 1028 | strcpy(mountlist->el[b].mountpoint, mountpoint);
|
---|
| 1029 | strcpy(mountlist->el[b].format, format);
|
---|
[1] | 1030 |
|
---|
[128] | 1031 | mountlist->el[b].size = size;
|
---|
[2204] | 1032 | paranoid_free(device);
|
---|
| 1033 | paranoid_free(mountpoint);
|
---|
| 1034 | paranoid_free(format);
|
---|
[1] | 1035 | }
|
---|
| 1036 |
|
---|
| 1037 | /* @} - end of mountlistGroup */
|
---|