[2052] | 1 | /* subroutines for handling mountlist
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[128] | 2 | $Id: libmondo-mountlist.c 2384 2009-09-10 11:02:56Z 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 2384 2009-09-10 11:02:56Z 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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[2371] | 377 | log_it(tmp);
|
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[2209] | 378 | mr_strcat(flaws_str, "%s", tmp);
|
---|
[128] | 379 | res++;
|
---|
| 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 | }
|
---|
[2380] | 392 | log_msg(2, "Processing partition %s on %s #%d in mountlist", device, drive, pos);
|
---|
[128] | 393 | /* gap in the partition list? */
|
---|
| 394 | if (curr_part_no - prev_part_no > 1) {
|
---|
| 395 | if (prev_part_no == 0) {
|
---|
| 396 | sprintf(tmp, " Gap prior to %s.", device);
|
---|
| 397 | log_it(tmp);
|
---|
[2209] | 398 | mr_strcat(flaws_str, "%s", tmp);
|
---|
[128] | 399 | res++;
|
---|
| 400 | } else if (curr_part_no > 5
|
---|
| 401 | || (curr_part_no <= 4 && prev_part_no > 0)) {
|
---|
[1303] | 402 | sprintf(tmp, " Gap on %s between %d and %d.", drive,
|
---|
[128] | 403 | prev_part_no, curr_part_no);
|
---|
| 404 | log_it(tmp);
|
---|
[2209] | 405 | mr_strcat(flaws_str, "%s", tmp);
|
---|
[128] | 406 | res++;
|
---|
| 407 | }
|
---|
| 408 | }
|
---|
| 409 | /* GPT allows more than 4 primary partitions */
|
---|
| 410 | part_table_fmt = which_partition_format(drive);
|
---|
| 411 | /* no spare primary partitions to help accommodate the logical(s)? */
|
---|
| 412 | if ((curr_part_no >= 5 && prev_part_no == 4)
|
---|
| 413 | && (strcmp(part_table_fmt, "MBR") == 0)) {
|
---|
[1303] | 414 | sprintf(tmp, " Partition 4 of %s is occupied.", drive);
|
---|
[128] | 415 | log_it(tmp);
|
---|
[2209] | 416 | mr_strcat(flaws_str, "%s", tmp);
|
---|
[128] | 417 | res++;
|
---|
| 418 | }
|
---|
| 419 | /* does partition /dev/hdNX exist more than once in the mountlist? */
|
---|
| 420 | for (i = 0, mountpoint_copies = 0, device_copies = 0;
|
---|
| 421 | i < mountlist->entries; i++) {
|
---|
| 422 | if (!strcmp(device, mountlist->el[i].device)) {
|
---|
| 423 | device_copies++;
|
---|
| 424 | }
|
---|
| 425 | }
|
---|
| 426 | if (device_copies > 1) {
|
---|
| 427 | sprintf(tmp, " %s %s's.", number_to_text(device_copies),
|
---|
| 428 | device);
|
---|
| 429 | if (!strstr(flaws_str, tmp)) {
|
---|
| 430 | log_it(tmp);
|
---|
[2209] | 431 | mr_strcat(flaws_str, "%s", tmp);
|
---|
[128] | 432 | res++;
|
---|
| 433 | }
|
---|
| 434 | }
|
---|
| 435 | /* silly partition size? */
|
---|
| 436 | if (mountlist->el[pos].size < 8192
|
---|
| 437 | && strcmp(mountlist->el[pos].mountpoint, "lvm")) {
|
---|
| 438 | sprintf(tmp, " %s is tiny!", device);
|
---|
| 439 | log_it(tmp);
|
---|
[2209] | 440 | mr_strcat(flaws_str, "%s", tmp);
|
---|
[128] | 441 | res++;
|
---|
| 442 | }
|
---|
| 443 | /* mountpoint should begin with / unless it is swap, lvm or raid */
|
---|
| 444 | if (strcmp(mountlist->el[pos].mountpoint, "swap")
|
---|
| 445 | && strcmp(mountlist->el[pos].mountpoint, "lvm")
|
---|
| 446 | && strcmp(mountlist->el[pos].mountpoint, "raid")
|
---|
| 447 | && strcmp(mountlist->el[pos].mountpoint, "image")
|
---|
| 448 | && mountlist->el[pos].mountpoint[0] != '/') {
|
---|
| 449 | sprintf(tmp, " %s has a weird mountpoint.", device);
|
---|
| 450 | log_it(tmp);
|
---|
[2209] | 451 | mr_strcat(flaws_str, "%s", tmp);
|
---|
[128] | 452 | res++;
|
---|
| 453 | }
|
---|
| 454 | /* is format sensible? */
|
---|
| 455 | if (!is_this_a_valid_disk_format(mountlist->el[pos].format)) {
|
---|
[279] | 456 | sprintf(tmp, " %s has unsupported format %s.", device, mountlist->el[pos].format);
|
---|
[128] | 457 | log_it(tmp);
|
---|
[2209] | 458 | mr_strcat(flaws_str, "%s", tmp);
|
---|
[128] | 459 | res++;
|
---|
| 460 | }
|
---|
| 461 | /* OK, continue with main loop */
|
---|
[2125] | 462 | amount_allocated += mountlist->el[pos].size / 1024L;
|
---|
[128] | 463 | prev_part_no = curr_part_no;
|
---|
[1] | 464 | }
|
---|
[128] | 465 |
|
---|
| 466 | /* Over-allocated the disk? Unallocated space on disk? */
|
---|
| 467 | if (amount_allocated > physical_drive_size + 1) {
|
---|
| 468 | sprintf(tmp, " %ld MB over-allocated on %s.",
|
---|
| 469 | amount_allocated - physical_drive_size, drive);
|
---|
| 470 | log_it(tmp);
|
---|
[2209] | 471 | mr_strcat(flaws_str, "%s", tmp);
|
---|
[128] | 472 | res++;
|
---|
| 473 | } else if (amount_allocated < physical_drive_size - 1) { /* NOT AN ERROR, JUST A WARNING :-) */
|
---|
| 474 | sprintf(tmp, " %ld MB unallocated on %s.",
|
---|
| 475 | physical_drive_size - amount_allocated, drive);
|
---|
[1236] | 476 | log_it(tmp);
|
---|
[2209] | 477 | mr_strcat(flaws_str, "%s", tmp);
|
---|
[1] | 478 | }
|
---|
| 479 |
|
---|
[128] | 480 | endoffunc:
|
---|
| 481 | paranoid_free(tmp);
|
---|
| 482 | paranoid_free(device);
|
---|
[1] | 483 |
|
---|
[2371] | 484 | if (res == 0) {
|
---|
| 485 | mr_free(flaws_str);
|
---|
[2380] | 486 | log_msg(2, "Fine, no error in evaluate_drive_within_mountlist");
|
---|
[2209] | 487 | return (NULL);
|
---|
[128] | 488 | } else {
|
---|
[2380] | 489 | log_msg(2, "Error in evaluate_drive_within_mountlist: %s", flaws_str);
|
---|
[2209] | 490 | return (flaws_str);
|
---|
[128] | 491 | }
|
---|
[1] | 492 | }
|
---|
| 493 | #endif
|
---|
| 494 |
|
---|
| 495 |
|
---|
| 496 | /**
|
---|
| 497 | * Evaluate a whole mountlist for flaws. Calls evaluate_drive_within_mountlist()
|
---|
| 498 | * for each drive, and then spreads the flaws across three lines.
|
---|
| 499 | * @param mountlist The mountlist to evaluate.
|
---|
| 500 | * @param flaws_str_A Where to put the first line listing errors found.
|
---|
| 501 | * @param flaws_str_B Where to put the second line listing errors found.
|
---|
| 502 | * @param flaws_str_C Where to put the third line listing errors found.
|
---|
| 503 | * @return The number of flaws found (0 for success).
|
---|
| 504 | * @see evaluate_drive_within_mountlist
|
---|
| 505 | */
|
---|
[2350] | 506 | char *evaluate_mountlist(struct mountlist_itself *mountlist, int *res) {
|
---|
[1] | 507 |
|
---|
[128] | 508 | /*@ buffer *********************************************************** */
|
---|
| 509 | struct list_of_disks *drivelist;
|
---|
[2202] | 510 | char *tmp = NULL;
|
---|
| 511 | char *flaws_str = NULL;
|
---|
[1] | 512 |
|
---|
[2384] | 513 | int currline = 0;
|
---|
| 514 | int copies = 0;
|
---|
| 515 | int last_copy = 0;
|
---|
| 516 |
|
---|
| 517 | /*@ buffetr ********************************************************* */
|
---|
| 518 | char *curr_mountpoint = NULL;
|
---|
| 519 |
|
---|
[128] | 520 | /*@ int ************************************************************** */
|
---|
[1] | 521 | int i = 0;
|
---|
| 522 |
|
---|
[128] | 523 | /*@ initialize ******************************************************* */
|
---|
[1] | 524 |
|
---|
[2350] | 525 | *res = 0;
|
---|
[128] | 526 | drivelist = malloc(sizeof(struct list_of_disks));
|
---|
| 527 | assert(mountlist != NULL);
|
---|
[1] | 528 |
|
---|
[2211] | 529 | mr_asprintf(&flaws_str, "%s", "");
|
---|
[2209] | 530 |
|
---|
[128] | 531 | make_list_of_drives_in_mountlist(mountlist, drivelist);
|
---|
[1] | 532 |
|
---|
[128] | 533 | log_it("Evaluating mountlist...");
|
---|
[1] | 534 |
|
---|
[128] | 535 | for (i = 0; i < drivelist->entries; i++) {
|
---|
| 536 | if (strstr
|
---|
| 537 | (drivelist->el[i].device,
|
---|
| 538 | DONT_KNOW_HOW_TO_EVALUATE_THIS_DEVICE_TYPE)) {
|
---|
[2290] | 539 | mr_asprintf(&tmp, " Not evaluating %s (I don't know how yet)", drivelist->el[i].device);
|
---|
[128] | 540 | log_it(tmp);
|
---|
[2207] | 541 | paranoid_free(tmp);
|
---|
[128] | 542 | } else {
|
---|
[2235] | 543 | log_msg(8, "Evaluating drive #%d (%s) within mountlist", i, drivelist->el[i].device);
|
---|
[2304] | 544 | tmp = evaluate_drive_within_mountlist(mountlist, drivelist->el[i].device);
|
---|
[2371] | 545 | if (tmp != NULL) {
|
---|
[2350] | 546 | (*res)++;
|
---|
[128] | 547 | }
|
---|
| 548 | }
|
---|
[2207] | 549 | log_msg(8,"Entry: %d (%s)", i, drivelist->el[i].device);
|
---|
[2304] | 550 | /* BCO: tmp can be NULL */
|
---|
[2219] | 551 | if (tmp != NULL) {
|
---|
| 552 | log_msg(8,"Adding: %s to %s", tmp, flaws_str);
|
---|
| 553 | mr_strcat(flaws_str, "%s", tmp);
|
---|
| 554 | paranoid_free(tmp);
|
---|
| 555 | }
|
---|
[1] | 556 | }
|
---|
[2384] | 557 |
|
---|
| 558 | /* Look for duplicate mountpoints in mountlist. */
|
---|
| 559 | for (currline = 0; currline < mountlist->entries; currline++) {
|
---|
| 560 | mr_asprintf(&curr_mountpoint, "%s", mountlist->el[currline].mountpoint);
|
---|
| 561 | for (i = 0, copies = 0, last_copy = -1; i < mountlist->entries; i++) {
|
---|
| 562 | if (!strcmp(mountlist->el[i].mountpoint, curr_mountpoint)
|
---|
| 563 | && strcmp(mountlist->el[i].mountpoint, "lvm")
|
---|
| 564 | && strcmp(mountlist->el[i].mountpoint, "swap")) {
|
---|
| 565 | last_copy = i;
|
---|
| 566 | copies++;
|
---|
| 567 | }
|
---|
| 568 | }
|
---|
| 569 | if (copies > 1 && last_copy == currline
|
---|
| 570 | && strcmp(curr_mountpoint, "raid")) {
|
---|
| 571 | mr_asprintf(&tmp, " %s %s's.", number_to_text(copies), curr_mountpoint);
|
---|
| 572 | mr_strcat(flaws_str, "%s", tmp);
|
---|
| 573 | log_it(tmp);
|
---|
| 574 | paranoid_free(tmp);
|
---|
| 575 | (*res)++;
|
---|
| 576 | }
|
---|
| 577 | paranoid_free(curr_mountpoint);
|
---|
| 578 | }
|
---|
| 579 |
|
---|
[2350] | 580 | return(flaws_str);
|
---|
[1] | 581 | }
|
---|
| 582 |
|
---|
| 583 |
|
---|
| 584 | /**
|
---|
| 585 | * Find the index number of @p device in the mountlist.
|
---|
| 586 | * The device given must match @p mountlist->el[N].device exactly, case-sensitive.
|
---|
| 587 | * @param mountlist The mountlist to search in.
|
---|
| 588 | * @param device The device to search for.
|
---|
| 589 | * @return The zero-based index of the device, or -1 if it could not be found.
|
---|
| 590 | */
|
---|
| 591 | int
|
---|
[128] | 592 | find_device_in_mountlist(struct mountlist_itself *mountlist, char *device)
|
---|
[1] | 593 | {
|
---|
| 594 |
|
---|
[128] | 595 | /*@ int ************************************************************** */
|
---|
| 596 | int i = 0;
|
---|
[1] | 597 |
|
---|
[128] | 598 | assert(mountlist != NULL);
|
---|
| 599 | assert_string_is_neither_NULL_nor_zerolength(device);
|
---|
| 600 | for (i = 0;
|
---|
| 601 | i < mountlist->entries
|
---|
| 602 | && strcmp(mountlist->el[i].device, device) != 0; i++);
|
---|
| 603 |
|
---|
| 604 | if (i == mountlist->entries) {
|
---|
| 605 | return (-1);
|
---|
| 606 | } else {
|
---|
| 607 | return (i);
|
---|
| 608 | }
|
---|
[1] | 609 | }
|
---|
| 610 |
|
---|
| 611 |
|
---|
| 612 | /**
|
---|
| 613 | * Make a list of the drives mentioned in the mountlist.
|
---|
| 614 | * @param mountlist The mountlist to examine.
|
---|
| 615 | * @param drivelist Where to put the list of drives found.
|
---|
| 616 | * @return The number of physical (non-RAID non-LVM) drives found, or \<= 0 for error.
|
---|
| 617 | */
|
---|
| 618 | int
|
---|
[128] | 619 | make_list_of_drives_in_mountlist(struct mountlist_itself *mountlist,
|
---|
| 620 | struct list_of_disks *drivelist)
|
---|
[1] | 621 | {
|
---|
| 622 |
|
---|
[128] | 623 | /*@ int ************************************************************* */
|
---|
| 624 | int lino;
|
---|
| 625 | int noof_drives;
|
---|
| 626 | int j;
|
---|
[1] | 627 |
|
---|
[128] | 628 | /*@ buffers ********************************************************* */
|
---|
[2204] | 629 | char *drive = NULL;
|
---|
[2230] | 630 | char *truncdrive = NULL;
|
---|
[1] | 631 |
|
---|
[128] | 632 | long long size;
|
---|
[1] | 633 |
|
---|
[128] | 634 | assert(mountlist != NULL);
|
---|
| 635 | assert(drivelist != NULL);
|
---|
| 636 | log_it("Making list of drives");
|
---|
| 637 | for (lino = 0, noof_drives = 0; lino < mountlist->entries; lino++) {
|
---|
[1] | 638 |
|
---|
[2211] | 639 | mr_asprintf(&drive, "%s", mountlist->el[lino].device);
|
---|
[128] | 640 | if (!strncmp(drive, RAID_DEVICE_STUB, strlen(RAID_DEVICE_STUB))) {
|
---|
[2205] | 641 | log_msg(8, "Not putting %s in list of drives: it's a virtual drive", drive);
|
---|
| 642 | paranoid_free(drive);
|
---|
[128] | 643 | continue;
|
---|
| 644 | }
|
---|
[1] | 645 |
|
---|
[128] | 646 | size = mountlist->el[lino].size;
|
---|
| 647 | if (size == 0) {
|
---|
[2205] | 648 | log_msg(8, "Not putting %s in list of drives: it has zero size (maybe an LVM volume)", drive);
|
---|
| 649 | paranoid_free(drive);
|
---|
[128] | 650 | continue;
|
---|
| 651 | }
|
---|
| 652 |
|
---|
[2205] | 653 | log_msg(8, "Putting %s with size %lli in list of drives", drive, size);
|
---|
[1] | 654 |
|
---|
[2237] | 655 | /* memory allocation */
|
---|
[2230] | 656 | truncdrive = truncate_to_drive_name(drive);
|
---|
[2237] | 657 | paranoid_free(drive);
|
---|
| 658 |
|
---|
[2230] | 659 | log_msg(8, "drive truncated to %s", truncdrive);
|
---|
[2206] | 660 |
|
---|
[128] | 661 | for (j = 0;
|
---|
| 662 | j < noof_drives
|
---|
[2230] | 663 | && strcmp(drivelist->el[j].device, truncdrive) != 0; j++) {
|
---|
[128] | 664 | continue;
|
---|
[2205] | 665 | }
|
---|
[128] | 666 | if (j == noof_drives) {
|
---|
[2237] | 667 | strncpy(drivelist->el[noof_drives].device, truncdrive, 63);
|
---|
[2235] | 668 | drivelist->el[noof_drives].device[63] = '\0';
|
---|
[2236] | 669 | log_msg(8,"Adding drive %s to list", drivelist->el[noof_drives].device);
|
---|
[2235] | 670 | noof_drives++;
|
---|
[128] | 671 | }
|
---|
[2230] | 672 | paranoid_free(truncdrive);
|
---|
[2237] | 673 | if (noof_drives >= MAXIMUM_DISKS_PER_RAID_DEV) {
|
---|
| 674 | log_msg(0, "Unable to handle mountlist with more than %d lines", MAXIMUM_DISKS_PER_RAID_DEV);
|
---|
| 675 | log_to_screen("Unable to handle a so big mountlist");
|
---|
| 676 | finish(1);
|
---|
| 677 | }
|
---|
[1] | 678 | }
|
---|
[128] | 679 | drivelist->entries = noof_drives;
|
---|
[2235] | 680 | log_msg(8, "Made list of %d drives",noof_drives);
|
---|
[1] | 681 |
|
---|
[128] | 682 | return (noof_drives);
|
---|
[1] | 683 | }
|
---|
| 684 |
|
---|
| 685 |
|
---|
| 686 | /**
|
---|
| 687 | * Make a list of RAID partitions not currently associated with any RAID device.
|
---|
| 688 | * The user may add any of these partitions to the RAID device.
|
---|
| 689 | * @param output_list Where to put the list of unallocated RAID partitions.
|
---|
| 690 | * @param mountlist The mountlist to examine.
|
---|
| 691 | * @param raidlist The raidlist to examine.
|
---|
| 692 | */
|
---|
[128] | 693 | void make_list_of_unallocated_raid_partitions(struct mountlist_itself
|
---|
| 694 | *output_list,
|
---|
| 695 | struct mountlist_itself
|
---|
| 696 | *mountlist,
|
---|
| 697 | struct raidlist_itself
|
---|
| 698 | *raidlist)
|
---|
[1] | 699 | {
|
---|
| 700 |
|
---|
[128] | 701 | /*@ int ************************************************************* */
|
---|
| 702 | int items = 0;
|
---|
[1] | 703 | int i = 0;
|
---|
| 704 | int used_by = 0;
|
---|
| 705 |
|
---|
[128] | 706 | /*@ buffers ********************************************************* */
|
---|
[2204] | 707 | char *tmp = NULL;
|
---|
[1] | 708 |
|
---|
[128] | 709 | assert(output_list != NULL);
|
---|
| 710 | assert(mountlist != NULL);
|
---|
| 711 | assert(raidlist != NULL);
|
---|
| 712 | log_it("MLOURP -- starting");
|
---|
| 713 | items = 0;
|
---|
[1] | 714 |
|
---|
| 715 |
|
---|
[128] | 716 | for (i = 0; i < mountlist->entries; i++) {
|
---|
| 717 | if (strstr(mountlist->el[i].mountpoint, "raid")) {
|
---|
| 718 | used_by =
|
---|
| 719 | which_raid_device_is_using_this_partition(raidlist,
|
---|
| 720 | mountlist->el[i].
|
---|
| 721 | device);
|
---|
| 722 | if (used_by < 0) {
|
---|
| 723 | memcpy((void *) &output_list->el[items++],
|
---|
| 724 | (void *) &mountlist->el[i],
|
---|
| 725 | sizeof(struct mountlist_line));
|
---|
[2290] | 726 | mr_asprintf(&tmp, "%s is available; user may choose to add it to raid device", output_list->el[items - 1].device);
|
---|
[128] | 727 | log_it(tmp);
|
---|
[2204] | 728 | paranoid_free(tmp);
|
---|
[128] | 729 | }
|
---|
| 730 | }
|
---|
[1] | 731 | }
|
---|
[128] | 732 | output_list->entries = items;
|
---|
| 733 | log_it("MLUORP -- ending");
|
---|
[1] | 734 | }
|
---|
| 735 |
|
---|
| 736 |
|
---|
| 737 | /**
|
---|
| 738 | * Get the size of a mountlist entry by the @c device field.
|
---|
| 739 | * @param mountlist The mountlist to search in.
|
---|
| 740 | * @param device The device to search for
|
---|
| 741 | * @return The size of the device (in KB), or -1 if it could not be found.
|
---|
| 742 | */
|
---|
| 743 | long long
|
---|
[128] | 744 | size_of_specific_device_in_mountlist(struct mountlist_itself *mountlist,
|
---|
| 745 | char *device)
|
---|
[1] | 746 | {
|
---|
[128] | 747 | /*@ int ************************************************************** */
|
---|
| 748 | int i = 0;
|
---|
[1] | 749 |
|
---|
| 750 |
|
---|
[128] | 751 | assert(mountlist != NULL);
|
---|
| 752 | assert_string_is_neither_NULL_nor_zerolength(device);
|
---|
[1] | 753 |
|
---|
[128] | 754 | for (i = 0;
|
---|
| 755 | i < mountlist->entries && strcmp(mountlist->el[i].device, device);
|
---|
| 756 | i++);
|
---|
| 757 | if (i == mountlist->entries) {
|
---|
| 758 | return (-1);
|
---|
| 759 | } else {
|
---|
| 760 | return (mountlist->el[i].size);
|
---|
| 761 | }
|
---|
[1] | 762 | }
|
---|
| 763 |
|
---|
| 764 |
|
---|
| 765 | /**
|
---|
| 766 | * Load a file on disk into @p mountlist.
|
---|
| 767 | * The file on disk should consist of multiple lines, each containing 4 or 5
|
---|
| 768 | * columns: the device, the mountpoint, the filesystem type, the size in kilobytes, and optionally the filesystem label.
|
---|
| 769 | * Comments begin with a '#' without any leading whitespace. Any duplicate
|
---|
| 770 | * entries are renamed.
|
---|
| 771 | * @param mountlist The mountlist to load into.
|
---|
| 772 | * @param fname The name of the file to load the mountlist from.
|
---|
| 773 | * @return 0 for success, 1 for failure.
|
---|
| 774 | */
|
---|
[128] | 775 | int load_mountlist(struct mountlist_itself *mountlist, char *fname)
|
---|
[1] | 776 | {
|
---|
[2204] | 777 | FILE *fin = NULL;
|
---|
[128] | 778 | /* malloc ** */
|
---|
[2204] | 779 | char *incoming = NULL;
|
---|
| 780 | char *siz = NULL;
|
---|
| 781 | char *tmp = NULL;
|
---|
| 782 | char *p = NULL;
|
---|
[1] | 783 |
|
---|
[2204] | 784 | int items = 0;
|
---|
| 785 | int j = 0;
|
---|
| 786 | int res = 0;
|
---|
[1] | 787 |
|
---|
[128] | 788 | assert(mountlist != NULL);
|
---|
| 789 | assert_string_is_neither_NULL_nor_zerolength(fname);
|
---|
[2204] | 790 |
|
---|
[128] | 791 | if (!(fin = fopen(fname, "r"))) {
|
---|
| 792 | log_it("Unable to open mountlist - '%s'", fname);
|
---|
[541] | 793 | log_to_screen("Cannot open mountlist");
|
---|
[128] | 794 | return (1);
|
---|
| 795 | }
|
---|
[2204] | 796 | malloc_string(incoming);
|
---|
| 797 | malloc_string(siz);
|
---|
[128] | 798 | (void) fgets(incoming, MAX_STR_LEN - 1, fin);
|
---|
| 799 | log_it("Loading mountlist...");
|
---|
| 800 | while (!feof(fin)) {
|
---|
[1] | 801 | #if linux
|
---|
[2204] | 802 | res = sscanf(incoming,
|
---|
[1909] | 803 | "%s %s %s %s %s",
|
---|
[128] | 804 | mountlist->el[items].device,
|
---|
| 805 | mountlist->el[items].mountpoint,
|
---|
| 806 | mountlist->el[items].format,
|
---|
[1899] | 807 | siz, mountlist->el[items].label);
|
---|
[2204] | 808 | if (res < 5) {
|
---|
| 809 | /* no label found */
|
---|
[2206] | 810 | log_msg(4, "no label found for %s",mountlist->el[items].device);
|
---|
| 811 | strcpy(mountlist->el[items].label,"");
|
---|
[2204] | 812 | }
|
---|
[1] | 813 | #elif __FreeBSD__
|
---|
[2204] | 814 | res = sscanf(incoming,
|
---|
[128] | 815 | "%s %s %s %s",
|
---|
| 816 | mountlist->el[items].device,
|
---|
| 817 | mountlist->el[items].mountpoint,
|
---|
| 818 | mountlist->el[items].format, siz);
|
---|
[2206] | 819 | strcpy(mountlist->el[items].label,"");
|
---|
[1] | 820 | #endif
|
---|
| 821 |
|
---|
[128] | 822 | if (!strcmp(mountlist->el[items].device, "/proc") ||
|
---|
| 823 | !strcmp(mountlist->el[items].device, "proc") ||
|
---|
| 824 | !strcmp(mountlist->el[items].device, "/sys") ||
|
---|
| 825 | !strcmp(mountlist->el[items].device, "sys") ||
|
---|
| 826 | !strcmp(mountlist->el[items].device, "/devpts") ||
|
---|
| 827 | !strcmp(mountlist->el[items].device, "devpts")
|
---|
| 828 | ) {
|
---|
| 829 | log_msg(1,
|
---|
| 830 | "Ignoring %s in mountlist - not loading that line :) ",
|
---|
| 831 | mountlist->el[items].device);
|
---|
| 832 | (void) fgets(incoming, MAX_STR_LEN - 1, fin);
|
---|
| 833 | continue;
|
---|
| 834 | }
|
---|
| 835 | mountlist->el[items].size = atoll(siz);
|
---|
| 836 | if (mountlist->el[items].device[0] != '\0'
|
---|
| 837 | && mountlist->el[items].device[0] != '#') {
|
---|
| 838 | for (j = 0;
|
---|
| 839 | j < items
|
---|
| 840 | && strcmp(mountlist->el[j].device,
|
---|
| 841 | mountlist->el[items].device); j++);
|
---|
| 842 | if (j < items) {
|
---|
| 843 | strcat(mountlist->el[items].device, "_dup");
|
---|
[2290] | 844 | mr_asprintf(&tmp, "Duplicate entry in mountlist - renaming to %s", mountlist->el[items].device);
|
---|
[128] | 845 | log_it(tmp);
|
---|
[2204] | 846 | paranoid_free(tmp);
|
---|
[128] | 847 | }
|
---|
[2211] | 848 | mr_asprintf(&tmp, "%s", mountlist->el[items].device);
|
---|
[128] | 849 | if (strstr(tmp, "/dev/md/")) {
|
---|
| 850 | log_it("format_device() --- Contracting %s", tmp);
|
---|
| 851 | p = strrchr(tmp, '/');
|
---|
| 852 | if (p) {
|
---|
| 853 | *p = *(p + 1);
|
---|
| 854 | *(p + 1) = *(p + 2);
|
---|
| 855 | *(p + 2) = *(p + 3);
|
---|
| 856 | }
|
---|
| 857 | log_it("It was %s; it is now %s",
|
---|
| 858 | mountlist->el[items].device, tmp);
|
---|
| 859 | strcpy(mountlist->el[items].device, tmp);
|
---|
| 860 | }
|
---|
[2204] | 861 | paranoid_free(tmp);
|
---|
[1] | 862 |
|
---|
[2204] | 863 | log_it("%s %s %s %lld %s",
|
---|
| 864 | mountlist->el[items].device,
|
---|
| 865 | mountlist->el[items].mountpoint,
|
---|
| 866 | mountlist->el[items].format,
|
---|
| 867 | mountlist->el[items].size,
|
---|
| 868 | mountlist->el[items].label);
|
---|
[128] | 869 | items++;
|
---|
[2206] | 870 | if (items >= MAX_MOUNTLIST_ENTRIES) {
|
---|
| 871 | log_to_screen("Too many lines in mountlist.. ABORTING");
|
---|
| 872 | finish(1);
|
---|
| 873 | }
|
---|
[128] | 874 | }
|
---|
| 875 | (void) fgets(incoming, MAX_STR_LEN - 1, fin);
|
---|
[1] | 876 | }
|
---|
[128] | 877 | paranoid_fclose(fin);
|
---|
| 878 | mountlist->entries = items;
|
---|
[1] | 879 |
|
---|
[128] | 880 | log_it("Mountlist loaded successfully.");
|
---|
[2204] | 881 | log_it("%d entries in mountlist", items);
|
---|
| 882 |
|
---|
[128] | 883 | paranoid_free(incoming);
|
---|
| 884 | paranoid_free(siz);
|
---|
| 885 | return (0);
|
---|
[1] | 886 | }
|
---|
| 887 |
|
---|
| 888 |
|
---|
| 889 |
|
---|
| 890 | /**
|
---|
| 891 | * Save @p mountlist to a file on disk.
|
---|
| 892 | * @param mountlist The mountlist to save.
|
---|
| 893 | * @param fname The file to save it to.
|
---|
| 894 | * @return 0 for success, 1 for failure.
|
---|
| 895 | * @see load_mountlist
|
---|
| 896 | */
|
---|
[128] | 897 | int save_mountlist_to_disk(struct mountlist_itself *mountlist, char *fname)
|
---|
[1] | 898 | {
|
---|
[128] | 899 | FILE *fout;
|
---|
| 900 | int i;
|
---|
[1] | 901 |
|
---|
[128] | 902 | assert(mountlist != NULL);
|
---|
| 903 | assert_string_is_neither_NULL_nor_zerolength(fname);
|
---|
[1] | 904 |
|
---|
[128] | 905 | log_it("save_mountlist_to_disk() --- saving to %s", fname);
|
---|
| 906 | if (!(fout = fopen(fname, "w"))) {
|
---|
| 907 | log_OS_error("WMTD - Cannot openout mountlist");
|
---|
| 908 | return (1);
|
---|
| 909 | }
|
---|
| 910 | for (i = 0; i < mountlist->entries; i++) {
|
---|
| 911 | fprintf(fout,
|
---|
[1909] | 912 | "%-15s %-15s %-15s %-15lld %-15s\n",
|
---|
[128] | 913 | mountlist->el[i].device, mountlist->el[i].mountpoint,
|
---|
| 914 | mountlist->el[i].format, mountlist->el[i].size,
|
---|
[1899] | 915 | mountlist->el[i].label);
|
---|
[128] | 916 | }
|
---|
| 917 | paranoid_fclose(fout);
|
---|
| 918 | return (0);
|
---|
[1] | 919 | }
|
---|
| 920 |
|
---|
| 921 |
|
---|
| 922 | /**
|
---|
| 923 | * Sort the mountlist alphabetically by device.
|
---|
| 924 | * The sorting is done in-place.
|
---|
| 925 | * @param mountlist The mountlist to sort.
|
---|
| 926 | */
|
---|
[128] | 927 | void sort_mountlist_by_device(struct mountlist_itself *mountlist)
|
---|
[1] | 928 | {
|
---|
[128] | 929 | int diff;
|
---|
| 930 | int lino = -999;
|
---|
[1] | 931 |
|
---|
[128] | 932 | assert(mountlist != NULL);
|
---|
[1] | 933 |
|
---|
[128] | 934 | while (lino < mountlist->entries) {
|
---|
| 935 | for (lino = 1; lino < mountlist->entries; lino++) {
|
---|
| 936 | diff =
|
---|
| 937 | strcmp_inc_numbers(mountlist->el[lino - 1].device,
|
---|
| 938 | mountlist->el[lino].device);
|
---|
| 939 | if (diff > 0) {
|
---|
| 940 | swap_mountlist_entries(mountlist, lino - 1, lino);
|
---|
| 941 | break;
|
---|
| 942 | }
|
---|
| 943 | }
|
---|
[1] | 944 | }
|
---|
| 945 | }
|
---|
| 946 |
|
---|
[2204] | 947 |
|
---|
[1] | 948 | /**
|
---|
| 949 | * Sort the mountlist alphabetically by mountpoint.
|
---|
| 950 | * The sorting is done in-place.
|
---|
| 951 | * @param mountlist The mountlist to sort.
|
---|
| 952 | * @param reverse If TRUE, then do a reverse sort.
|
---|
| 953 | */
|
---|
[128] | 954 | void
|
---|
| 955 | sort_mountlist_by_mountpoint(struct mountlist_itself *mountlist,
|
---|
| 956 | bool reverse)
|
---|
[1] | 957 | {
|
---|
[128] | 958 | int diff;
|
---|
| 959 | int lino = -999;
|
---|
[1] | 960 |
|
---|
[128] | 961 | assert(mountlist != NULL);
|
---|
[1] | 962 |
|
---|
[128] | 963 | while (lino < mountlist->entries) {
|
---|
| 964 | for (lino = 1; lino < mountlist->entries; lino++) {
|
---|
| 965 | diff =
|
---|
| 966 | strcmp(mountlist->el[lino - 1].mountpoint,
|
---|
| 967 | mountlist->el[lino].mountpoint);
|
---|
| 968 | if ((diff > 0 && !reverse) || ((diff < 0 && reverse))) {
|
---|
| 969 | swap_mountlist_entries(mountlist, lino - 1, lino);
|
---|
| 970 | break;
|
---|
| 971 | }
|
---|
| 972 | }
|
---|
[1] | 973 | }
|
---|
| 974 | }
|
---|
| 975 |
|
---|
| 976 |
|
---|
| 977 | /**
|
---|
| 978 | * Swap two entries in the mountlist in-place.
|
---|
| 979 | * @param mountlist The mountlist to swap the entries in.
|
---|
| 980 | * @param a The index number of the first entry.
|
---|
| 981 | * @param b The index number of the second entry.
|
---|
| 982 | */
|
---|
[128] | 983 | void
|
---|
[1] | 984 | swap_mountlist_entries(struct mountlist_itself *mountlist, int a, int b)
|
---|
| 985 | {
|
---|
[128] | 986 | /*@ mallocs *** */
|
---|
[2204] | 987 | char *device = NULL;
|
---|
| 988 | char *mountpoint = NULL;
|
---|
| 989 | char *format = NULL;
|
---|
[1] | 990 |
|
---|
[128] | 991 | long long size;
|
---|
[1] | 992 |
|
---|
[128] | 993 | assert(mountlist != NULL);
|
---|
| 994 | assert(a >= 0);
|
---|
| 995 | assert(b >= 0);
|
---|
[1] | 996 |
|
---|
[2211] | 997 | mr_asprintf(&device, "%s", mountlist->el[a].device);
|
---|
| 998 | mr_asprintf(&mountpoint, "%s", mountlist->el[a].mountpoint);
|
---|
| 999 | mr_asprintf(&format, "%s", mountlist->el[a].format);
|
---|
[1] | 1000 |
|
---|
[128] | 1001 | size = mountlist->el[a].size;
|
---|
[1] | 1002 |
|
---|
[128] | 1003 | strcpy(mountlist->el[a].device, mountlist->el[b].device);
|
---|
| 1004 | strcpy(mountlist->el[a].mountpoint, mountlist->el[b].mountpoint);
|
---|
| 1005 | strcpy(mountlist->el[a].format, mountlist->el[b].format);
|
---|
[1] | 1006 |
|
---|
[128] | 1007 | mountlist->el[a].size = mountlist->el[b].size;
|
---|
[1] | 1008 |
|
---|
[128] | 1009 | strcpy(mountlist->el[b].device, device);
|
---|
| 1010 | strcpy(mountlist->el[b].mountpoint, mountpoint);
|
---|
| 1011 | strcpy(mountlist->el[b].format, format);
|
---|
[1] | 1012 |
|
---|
[128] | 1013 | mountlist->el[b].size = size;
|
---|
[2204] | 1014 | paranoid_free(device);
|
---|
| 1015 | paranoid_free(mountpoint);
|
---|
| 1016 | paranoid_free(format);
|
---|
[1] | 1017 | }
|
---|
| 1018 |
|
---|
| 1019 | /* @} - end of mountlistGroup */
|
---|