[1] | 1 | /***************************************************************************
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[1113] | 2 | * $Id: mondostructures.h 1297 2007-04-11 23:56:35Z bruno $
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| 3 | *
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[1] | 4 | * @file
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| 5 | * The header file defining all of Mondo's structures.
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| 6 | */
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| 7 |
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| 8 |
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[1113] | 9 | /* @def MAX_NOOF_MEDIA The maximum number of media that can be used in any one backup. */
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[1] | 10 |
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[1113] | 11 | /* So we can override it in config.h: */
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[1] | 12 | //#ifndef MAX_NOOF_MEDIA
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| 13 | #define MAX_NOOF_MEDIA 50
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| 14 | //#endif
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| 15 |
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| 16 | /**
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| 17 | * Structure indicating one entry in the mountlist.
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| 18 | * There is one mountlist_line for each device we're keeping track of in the mountlist.
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| 19 | */
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[128] | 20 | struct mountlist_line {
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[1] | 21 | /**
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| 22 | * The name of the device (/dev entry) for this mountlist line. Guaranteed to be unique.
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| 23 | */
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[128] | 24 | char device[64];
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[1] | 25 |
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| 26 | /**
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| 27 | * The mountpoint for this mountlist line. Should be unique.
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| 28 | * This can be "raid", for a RAID subdisk, or "lvm", for an LVM PV.
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| 29 | */
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[128] | 30 | char mountpoint[256];
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[1] | 31 |
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| 32 | /**
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| 33 | * The filesystem type of this entry. Examples: ext2, ext3, reiserfs, xfs, swap.
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| 34 | * Also, this can be "raid", for a RAID subdisk, or "lvm", for an LVM PV.
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| 35 | */
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[128] | 36 | char format[64];
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[1] | 37 |
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| 38 | /**
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| 39 | * The size in kilobytes of this device. 0 or -1 indicates LVM.
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| 40 | */
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[128] | 41 | long long size;
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[1] | 42 |
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| 43 | /**
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| 44 | * For ext2 and ext3, this is the filesystem label (if there is one). If not, this should be "".
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| 45 | */
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[128] | 46 | char label[256];
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[1297] | 47 |
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| 48 | /**
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| 49 | * This is the filesystem UUID (if there is one). If not, this should be "".
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| 50 | */
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| 51 | char uuid[64];
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[1] | 52 | };
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| 53 |
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| 54 | /**
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| 55 | * The mountlist structure.
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| 56 | * This is used to keep track of a list of all the devices/partitions/formats/sizes/labels in the
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| 57 | * system, so we can recreate them in a nuke restore.
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| 58 | */
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[128] | 59 | struct mountlist_itself {
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[1] | 60 | /**
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| 61 | * Number of entries in the mountlist.
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| 62 | */
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[128] | 63 | int entries;
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[1] | 64 |
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| 65 | /**
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| 66 | * The list of entries, all @p entries of them.
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| 67 | */
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[128] | 68 | struct mountlist_line el[MAX_TAPECATALOG_ENTRIES];
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[1] | 69 | };
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| 70 |
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| 71 | /**
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| 72 | * A structure which holds references to elements of the mountlist.
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| 73 | * This is used in resize_drive_proportionately_to_fit_new_drives() to
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| 74 | * ensure accurate resizing.
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| 75 | */
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[128] | 76 | struct mountlist_reference {
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[1] | 77 | /**
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| 78 | * The number of entries in the list of mountlist references.
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| 79 | */
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[128] | 80 | int entries;
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[1] | 81 |
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| 82 | /**
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| 83 | * The array of mountlist_line, allocated on demand.
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| 84 | */
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[128] | 85 | struct mountlist_line **el;
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[1] | 86 | };
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| 87 |
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| 88 | /**
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| 89 | * A line in @p additional_raid_variables.
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| 90 | */
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[128] | 91 | struct raid_var_line {
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[1] | 92 | /**
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| 93 | * The label for this RAID variable.
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| 94 | */
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[128] | 95 | char label[64];
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[1] | 96 |
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| 97 | /**
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| 98 | * The value for this RAID variable.
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| 99 | */
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[128] | 100 | char value[64];
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[1] | 101 | };
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| 102 |
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| 103 | /**
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| 104 | * The additional RAID variables structure.
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| 105 | * This is used to store a list of additional variables to be put in the raidtab,
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| 106 | * to allow users to use (new) features of RAID which Mondo doesn't (yet) support directly.
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| 107 | * Each @p raid_device_record has one.
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| 108 | */
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[128] | 109 | struct additional_raid_variables {
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[1] | 110 | /**
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| 111 | * The number of entries in the list.
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| 112 | */
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[128] | 113 | int entries;
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[1] | 114 |
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| 115 | /**
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| 116 | * The list of entries, all @p entries of them.
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| 117 | */
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[128] | 118 | struct raid_var_line el[MAXIMUM_ADDITIONAL_RAID_VARS];
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[1] | 119 | };
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| 120 |
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| 121 | /**
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| 122 | * One disk in a @p list_of_disks.
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| 123 | */
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[128] | 124 | struct s_disk {
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[1] | 125 | #ifdef __FreeBSD__
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[128] | 126 | /**
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[1] | 127 | * The name of this disk. If blank it will eventually get filled in automatically.
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| 128 | */
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[128] | 129 | char name[64];
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[1] | 130 | #endif
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| 131 | /**
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| 132 | * The device this entry describes.
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| 133 | */
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[128] | 134 | char device[64];
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[1] | 135 |
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| 136 | /**
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| 137 | * Index number of this entry in the whole disklist.
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| 138 | */
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[128] | 139 | int index;
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[558] | 140 |
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| 141 | /**
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| 142 | * Type of disk.
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| 143 | */
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| 144 | char type; // ' ' = data (default), S = spare, F = faulty
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| 145 |
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[1] | 146 | };
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| 147 |
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| 148 | /**
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| 149 | * A list of @p s_disk. Every @p raid_device_record has four.
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| 150 | */
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[128] | 151 | struct list_of_disks {
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[1] | 152 | /**
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| 153 | * The number of entries in the disklist.
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| 154 | */
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[128] | 155 | int entries;
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[1] | 156 |
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| 157 | /**
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| 158 | * The entries themselves, all @p entries of them.
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| 159 | */
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[128] | 160 | struct s_disk el[MAXIMUM_DISKS_PER_RAID_DEV];
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[1] | 161 | };
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| 162 |
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| 163 | /**
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| 164 | * A type of media we're backing up to.
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| 165 | */
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[128] | 166 | typedef enum { none = 0, ///< No type has been set yet.
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| 167 | iso, ///< Back up to ISO images.
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| 168 | cdr, ///< Back up to recordable CDs (do not erase them).
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| 169 | cdrw, ///< Back up to CD-RWs and blank them first.
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| 170 | dvd, ///< Back up to DVD+R[W] or DVD-R[W] disks.
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| 171 | cdstream, ///< Back up to recordable CDs but treat them like a tape streamer.
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| 172 | nfs, ///< Back up to an NFS mount on the local subnet.
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| 173 | tape, ///< Back up to tapes.
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[1063] | 174 | usb, ///< Back up to USB devices.
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[128] | 175 | udev ///< Back up to another unsupported device; just send a stream of bytes.
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| 176 | } t_bkptype;
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[1] | 177 |
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| 178 | /**
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| 179 | * A type of file in the catalog of recent archives.
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| 180 | */
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[128] | 181 | typedef enum { other, ///< Some other kind of file.
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| 182 | fileset, ///< An afioball (fileset), optionally compressed.
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| 183 | biggieslice ///< A slice of a biggiefile, optionally compressed.
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| 184 | } t_archtype;
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[1] | 185 |
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| 186 |
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| 187 | #ifdef __FreeBSD__
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| 188 |
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[128] | 189 | struct vinum_subdisk {
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| 190 | char which_device[64];
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| 191 | };
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[1] | 192 |
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[128] | 193 | struct vinum_plex {
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| 194 | int raidlevel;
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| 195 | int stripesize;
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| 196 | int subdisks;
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| 197 | struct vinum_subdisk sd[MAXIMUM_RAID_DEVS];
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| 198 | };
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| 199 |
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| 200 | struct vinum_volume {
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| 201 | char volname[64];
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| 202 | int plexes;
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| 203 | struct vinum_plex plex[9];
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| 204 | };
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| 205 |
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| 206 | struct raidlist_itself {
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| 207 | int entries;
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| 208 | struct list_of_disks spares;
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| 209 | struct list_of_disks disks;
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| 210 | struct vinum_volume el[MAXIMUM_RAID_DEVS];
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| 211 | };
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| 212 |
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[1] | 213 | #else
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| 214 |
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[128] | 215 | /**
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[1] | 216 | * A RAID device in the raidlist.
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| 217 | */
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[128] | 218 | struct raid_device_record {
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[1] | 219 | /**
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| 220 | * The name of the RAID device (e.g. /dev/md0).
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| 221 | */
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[128] | 222 | char raid_device[64];
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[1] | 223 |
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| 224 | /**
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| 225 | * The RAID level (-1 to 5) we're using.
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| 226 | */
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[128] | 227 | int raid_level;
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[1] | 228 |
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| 229 | /**
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| 230 | * Whether the disk has a persistent superblock.
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| 231 | */
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[128] | 232 | int persistent_superblock;
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[1] | 233 |
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| 234 | /**
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| 235 | * The chunk size of this RAID device.
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| 236 | */
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[128] | 237 | int chunk_size;
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[558] | 238 |
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| 239 | /**
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| 240 | * The parity algorithm of this RAID device. (RAID5 only)
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| 241 | */
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| 242 | int parity; // 0=left-asymmetric, 1=right-asymmetric, 2=left-symmetric, 3=right-symmetric
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[1] | 243 |
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| 244 | /**
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| 245 | * A list of the disks to use for storing data.
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| 246 | */
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[128] | 247 | struct list_of_disks data_disks;
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[1] | 248 |
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| 249 | /**
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| 250 | * A list of the disks to use as "hot spares" in case one dies.
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| 251 | */
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[128] | 252 | struct list_of_disks spare_disks;
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[1] | 253 |
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| 254 | /**
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| 255 | * A list of the disks to use for storing parity information.
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| 256 | */
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[128] | 257 | struct list_of_disks parity_disks;
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[1] | 258 |
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| 259 | /**
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| 260 | * A list of the disks in this RAID device that have failed\. Rare.
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| 261 | */
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[128] | 262 | struct list_of_disks failed_disks;
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[1] | 263 |
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| 264 | /**
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| 265 | * The additional RAID variables for this device.
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| 266 | */
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[128] | 267 | struct additional_raid_variables additional_vars;
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[558] | 268 |
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| 269 | /**
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| 270 | * Resync progress for this device.
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| 271 | */
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| 272 | int progress;
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[128] | 273 | };
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[1] | 274 |
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[128] | 275 | /**
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[1] | 276 | * The list of RAID devices.
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| 277 | * This is intended to be used along with the mountlist, and it can be
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| 278 | * directly loaded from/saved to raidtab format.
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| 279 | */
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[128] | 280 | struct raidlist_itself {
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[1] | 281 | /**
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| 282 | * The number of entries in the list.
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| 283 | */
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[128] | 284 | int entries;
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[1] | 285 |
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| 286 | /**
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| 287 | * The RAID devices in the raidlist, all @p entries of them.
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| 288 | */
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[128] | 289 | struct raid_device_record el[MAXIMUM_RAID_DEVS];
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| 290 | };
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[1] | 291 |
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| 292 | #endif
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| 293 |
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| 294 | /**
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| 295 | * The backup information structure.
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| 296 | *
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| 297 | * This is the central structure to all the activity going on inside Mondo.
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| 298 | * It is passed to almost every function that is not just a helper, even those
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| 299 | * which only use one variable of it, because it is useful keeping all the information
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| 300 | * together in one place. The usage of particular fields in the bkpinfo is marked in
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| 301 | * function documentation, but it is best to fill out as many fields as apply, because
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| 302 | * that function may in turn pass the bkpinfo to other functions which use other fields.
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| 303 | *
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| 304 | * To fill out the bkpinfo first call reset_bkpinfo() and pre_param_configuration(). Then set
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| 305 | * the backup-specific parameters (see mondo/mondoarchive/mondo-cli.c-\>process_switches for
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| 306 | * an example). After that, you should call post_param_configuration() to set some final
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| 307 | * parameters based on those you have already set. Failure to do the last step will result in
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| 308 | * extremely strange and hard-to-track errors in chop_filelist(), since optimal_set_size is 0.
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| 309 | */
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[128] | 310 | struct s_bkpinfo {
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[1] | 311 | /**
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| 312 | * The device we're backing up to.
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| 313 | * If backup_media_type is @b cdr, @b cdrw, or @b cdstream, this should be the SCSI node (e.g. 0,1,0).
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[1063] | 314 | * If backup_media_type is @b dvd, @b tape, @b usb or @b udev, this should be a /dev entry.
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[1] | 315 | * If backup_media_type is anything else, this should be blank.
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| 316 | */
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[128] | 317 | char media_device[MAX_STR_LEN / 4];
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[1] | 318 |
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| 319 | /**
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| 320 | * An array containing the sizes of each media in our backup set, in MB.
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| 321 | * For example, media 1's size would be stored in media_size[1].
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| 322 | * Element 0 is unused.
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| 323 | * If the size should be autodetected, make it -1 (preferable) or 0.
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| 324 | * @bug This should probably be only one variable, not an array.
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| 325 | */
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[128] | 326 | long media_size[MAX_NOOF_MEDIA + 1];
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[1] | 327 |
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| 328 | /**
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| 329 | * The boot loader that is installed. Available choices are:
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| 330 | * - 'G' for GRUB
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| 331 | * - 'L' for LILO
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| 332 | * - 'E' for ELILO
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| 333 | * - (FreeBSD only) 'B' for boot0
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| 334 | * - (FreeBSD only) 'D' for dangerously dedicated
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| 335 | * - 'R' for Raw
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| 336 | * - 'U' for Unknown or None
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| 337 | *
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| 338 | * The function which_boot_loader() can help you set this.
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| 339 | */
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[128] | 340 | char boot_loader;
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[1] | 341 |
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| 342 | /**
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| 343 | * The boot device on which @p boot_loader is installed.
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| 344 | * This is a bit difficult to autodetect; you may want
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| 345 | * to take truncate_to_drive_name() of where_is_root_mounted().
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| 346 | */
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[128] | 347 | char boot_device[MAX_STR_LEN / 4];
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[1] | 348 |
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| 349 | /**
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| 350 | * The compression program to use. Currently supported
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| 351 | * choices are lzop and bzip2; gzip may also work. This is ignored if
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| 352 | * compression_level is 0.
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| 353 | */
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[128] | 354 | char zip_exe[MAX_STR_LEN / 4];
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[1] | 355 |
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| 356 | /**
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| 357 | * The extension your compression program uses. lzop uses lzo, bzip uses
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| 358 | * bz2, gzip uses gz, etc. Do not include the dot.
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| 359 | */
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[128] | 360 | char zip_suffix[MAX_STR_LEN / 4];
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[1] | 361 |
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| 362 | /**
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| 363 | * Devices to back up as biggiefiles.
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| 364 | *
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| 365 | * This is useful for backing up NTFS partitions.
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[296] | 366 | * @c ntfsclone is used to back up only the used sectors, so the space tradeoff is not bad.
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[1] | 367 | * However, several caveats apply to such a partition:
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| 368 | * - It must not be mounted during the backup
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[296] | 369 | * - It must be in a format that ntfsclone knows how to handle, i.e. NTFS
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[1] | 370 | * - It cannot be verified during the verify or compare phase
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| 371 | * - It may not be resized or selectively restored at restore-time (all or nothing)
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| 372 | *
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| 373 | * This is a useful feature, but use at your own risk.
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| 374 | */
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[128] | 375 | char image_devs[MAX_STR_LEN / 4];
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[1] | 376 |
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| 377 | /**
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| 378 | * The compression level (1-9) to use. 0 disables compression.
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| 379 | */
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[128] | 380 | int compression_level;
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[1] | 381 |
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| 382 | /**
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| 383 | * If TRUE, then use @c lzop to compress data.
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| 384 | * This is used mainly in estimates. The backup/restore may or may
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| 385 | * not work if you do not set this. You should also set @p zip_exe
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| 386 | * and @p zip_suffix.
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| 387 | */
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[128] | 388 | bool use_lzo;
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[1] | 389 |
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| 390 | /**
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[998] | 391 | * If TRUE, then use @c gzip to compress data.
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| 392 | * This is used mainly in estimates. The backup/restore may or may
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| 393 | * not work if you do not set this. You should also set @p zip_exe
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| 394 | * and @p zip_suffix.
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| 395 | */
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| 396 | bool use_gzip;
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| 397 |
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| 398 | /**
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[1] | 399 | * A filename containing a list of extensions, one per line, to not
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| 400 | * compress. If this is set to "", afio will still exclude a set of well-known
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| 401 | * compressed files from compression, but biggiefiles that are compressed
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| 402 | * will be recompressed again.
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| 403 | */
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[128] | 404 | char do_not_compress_these[MAX_STR_LEN / 2];
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[1] | 405 |
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| 406 | /**
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| 407 | * If TRUE, then we should verify a backup.
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| 408 | */
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[128] | 409 | bool verify_data;
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[1] | 410 |
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| 411 | /**
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| 412 | * If TRUE, then we should back up some data.
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| 413 | */
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[128] | 414 | bool backup_data;
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[1] | 415 |
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| 416 | /**
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| 417 | * If TRUE, then we should restore some data.
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| 418 | */
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[128] | 419 | bool restore_data;
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[1] | 420 |
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[128] | 421 |
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[1] | 422 | /**
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| 423 | * If TRUE, then we should backup/restore using star, not afio
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| 424 | */
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[128] | 425 | bool use_star;
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[1] | 426 |
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[128] | 427 |
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[1] | 428 | /**
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| 429 | * Size of internal block reads/writes
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| 430 | */
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[128] | 431 | long internal_tape_block_size;
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| 432 |
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[1] | 433 | /**
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| 434 | * If TRUE, we're making a CD that will autonuke without confirmation when booted.
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| 435 | */
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[128] | 436 | bool disaster_recovery;
|
---|
[1] | 437 |
|
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| 438 | /**
|
---|
| 439 | * The directory we're backing up to.
|
---|
| 440 | * If backup_media_type is @b iso, then this is that directory.
|
---|
| 441 | * If backup_media_type is anything else, this is ignored.
|
---|
| 442 | */
|
---|
[128] | 443 | char isodir[MAX_STR_LEN / 4];
|
---|
[1] | 444 |
|
---|
[20] | 445 | /**
|
---|
| 446 | * The prefix to put in front of media number
|
---|
| 447 | * If backup_media_type is @b iso, then this is the prefix for the filename
|
---|
| 448 | * If backup_media_type is anything else, this is ignored.
|
---|
| 449 | */
|
---|
[128] | 450 | char prefix[MAX_STR_LEN / 4];
|
---|
[20] | 451 |
|
---|
[1] | 452 | /**
|
---|
| 453 | * The scratch directory to use.
|
---|
| 454 | * This is the "stage" that the CD image is made directly from.
|
---|
| 455 | * As such, it needs to be at least as large as the largest CD/DVD/ISO.
|
---|
| 456 | */
|
---|
[128] | 457 | char scratchdir[MAX_STR_LEN / 4];
|
---|
[1] | 458 |
|
---|
| 459 | /**
|
---|
| 460 | * The temp directory to use.
|
---|
| 461 | * This is where filesets are stored by the archival threads before
|
---|
| 462 | * the main thread moves them to the scratchdir. You don't need a lot
|
---|
| 463 | * of space here.
|
---|
| 464 | */
|
---|
[128] | 465 | char tmpdir[MAX_STR_LEN / 4];
|
---|
[1] | 466 |
|
---|
| 467 | /**
|
---|
| 468 | * The optimal size for each fileset. This is set automatically in
|
---|
| 469 | * post_param_configuration() based on your @p backup_media_type; you
|
---|
| 470 | * needn't set it yourself.
|
---|
| 471 | */
|
---|
[128] | 472 | long optimal_set_size;
|
---|
[1] | 473 |
|
---|
| 474 | /**
|
---|
| 475 | * The type of media we're backing up to.
|
---|
| 476 | */
|
---|
[128] | 477 | t_bkptype backup_media_type;
|
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[1] | 478 | // bool blank_dvd_first;
|
---|
| 479 |
|
---|
| 480 | /**
|
---|
[1113] | 481 | * The string corresponding to the media type
|
---|
| 482 | */
|
---|
| 483 | char backup_media_string[64];
|
---|
| 484 |
|
---|
| 485 | /**
|
---|
[1] | 486 | * Whether we should use a premade filelist or generate our own.
|
---|
| 487 | * If TRUE, then we generate our own filelist from the directories in @p include_paths.
|
---|
| 488 | * If FALSE, then we use the filelist whose name is specified in @p include_paths.
|
---|
| 489 | */
|
---|
[128] | 490 | bool make_filelist;
|
---|
[1] | 491 |
|
---|
| 492 | /**
|
---|
| 493 | * Directories to back up, or (if !make_filelist) the filelist to use.
|
---|
| 494 | * In the former case, multiple directories should be separated by spaces.
|
---|
| 495 | * If you do nothing, "/" will be used.
|
---|
| 496 | */
|
---|
[543] | 497 | char include_paths[MAX_STR_LEN*4];
|
---|
[1] | 498 |
|
---|
| 499 | /**
|
---|
| 500 | * Directories to NOT back up. Ignored if make_filelist == FALSE.
|
---|
| 501 | * Multiple directories should be separated by spaces. /tmp, /proc,
|
---|
| 502 | * the scratchdir, and the tempdir are automatically excluded.
|
---|
| 503 | */
|
---|
[543] | 504 | char exclude_paths[MAX_STR_LEN*4];
|
---|
[1] | 505 |
|
---|
| 506 | /**
|
---|
| 507 | * The path to restore files relative to during a restore.
|
---|
| 508 | * This is useful if you want to extract the files (to test, for example)
|
---|
| 509 | * without overwriting the old ones. Ignored during a backup.
|
---|
| 510 | */
|
---|
[128] | 511 | char restore_path[MAX_STR_LEN];
|
---|
[1] | 512 |
|
---|
| 513 | /**
|
---|
| 514 | * A command to call BEFORE making an ISO image.
|
---|
| 515 | */
|
---|
[128] | 516 | char call_before_iso[MAX_STR_LEN];
|
---|
[1] | 517 |
|
---|
| 518 | /**
|
---|
| 519 | * A command to call to make an ISO image.
|
---|
| 520 | */
|
---|
[128] | 521 | char call_make_iso[MAX_STR_LEN];
|
---|
[1] | 522 |
|
---|
| 523 | /**
|
---|
| 524 | * A command to call to burn the ISO image.
|
---|
| 525 | */
|
---|
[128] | 526 | char call_burn_iso[MAX_STR_LEN];
|
---|
[1] | 527 |
|
---|
| 528 | /**
|
---|
| 529 | * A command to call AFTER making an ISO image.
|
---|
| 530 | */
|
---|
[128] | 531 | char call_after_iso[MAX_STR_LEN];
|
---|
[1] | 532 |
|
---|
| 533 | /**
|
---|
| 534 | * Path to the user's kernel, or "FAILSAFE" or "SUCKS" to use the kernel
|
---|
| 535 | * included with Mindi.
|
---|
| 536 | */
|
---|
[128] | 537 | char kernel_path[MAX_STR_LEN];
|
---|
[1] | 538 |
|
---|
| 539 | /**
|
---|
| 540 | * The NFS mount to back up to/restore from.
|
---|
| 541 | * If backup_media_type is not @b nfs, this is ignored.
|
---|
| 542 | * It must contain a colon, and the server's address should be in dotted-decimal IP
|
---|
| 543 | * address form. (Domain names will be resolved in post_param_configuration().)
|
---|
| 544 | */
|
---|
[128] | 545 | char nfs_mount[MAX_STR_LEN];
|
---|
[1] | 546 |
|
---|
| 547 | /**
|
---|
| 548 | * The directory, relative to the root of @p nfs_mount, to put
|
---|
| 549 | * the backups in.
|
---|
| 550 | */
|
---|
[128] | 551 | char nfs_remote_dir[MAX_STR_LEN];
|
---|
[1] | 552 |
|
---|
| 553 | /**
|
---|
| 554 | * A tarball containing a program called "usr/bin/post-nuke" that will be run
|
---|
| 555 | * after nuking the system. If "", do not use a post-nuke tarball.
|
---|
| 556 | */
|
---|
[128] | 557 | char postnuke_tarball[MAX_STR_LEN];
|
---|
[1] | 558 |
|
---|
| 559 | /**
|
---|
| 560 | * If TRUE, then pass cdrecord the argument "blank=fast" to wipe the CDs before
|
---|
| 561 | * writing to them. This has no effect for DVDs.
|
---|
| 562 | */
|
---|
[128] | 563 | bool wipe_media_first;
|
---|
[1] | 564 |
|
---|
| 565 | // patch by Herman Kuster
|
---|
| 566 | /**
|
---|
| 567 | * The differential level of this backup. Currently only 0 (full backup) and 1
|
---|
| 568 | * (files changed since last full backup) are supported.
|
---|
| 569 | */
|
---|
[128] | 570 | int differential;
|
---|
[1] | 571 | // end patch
|
---|
| 572 |
|
---|
| 573 | /**
|
---|
| 574 | * If TRUE, then don't eject media when backing up or restoring.
|
---|
| 575 | */
|
---|
[128] | 576 | bool please_dont_eject;
|
---|
[1] | 577 |
|
---|
| 578 | /**
|
---|
| 579 | * The speed of the CD-R[W] drive.
|
---|
| 580 | */
|
---|
[128] | 581 | int cdrw_speed;
|
---|
[1] | 582 |
|
---|
| 583 | /**
|
---|
| 584 | * If TRUE, then cdrecord will be passed some flags to help compensate for PCs
|
---|
| 585 | * with eccentric CD-ROM drives. If it has BurnProof technology, or is in a laptop,
|
---|
| 586 | * it probably falls into this category.
|
---|
| 587 | */
|
---|
[128] | 588 | bool manual_cd_tray;
|
---|
[1] | 589 |
|
---|
| 590 | /**
|
---|
| 591 | * If TRUE, do not make the first CD bootable. This is dangerous but it saves a minute
|
---|
| 592 | * or so. It is useful in testing. Use with care.
|
---|
| 593 | */
|
---|
[128] | 594 | bool nonbootable_backup;
|
---|
[1] | 595 |
|
---|
| 596 | /**
|
---|
| 597 | * If TRUE, make the bootable CD use LILO/ELILO. If FALSE, use isolinux (the default).
|
---|
| 598 | */
|
---|
[128] | 599 | bool make_cd_use_lilo;
|
---|
[1] | 600 | };
|
---|
| 601 |
|
---|
| 602 |
|
---|
| 603 |
|
---|
| 604 | /**
|
---|
| 605 | * A node in a directory structure.
|
---|
| 606 | * Its internals are managed by load_filelist() et al; you only need to keep track of the top node.
|
---|
| 607 | * @bug My understanding of this structure is horrendously incomplete. Could you please fill in the details?
|
---|
| 608 | */
|
---|
[128] | 609 | struct s_node {
|
---|
[1] | 610 | /**
|
---|
| 611 | * The character this node contains.
|
---|
| 612 | */
|
---|
[128] | 613 | char ch;
|
---|
[1] | 614 |
|
---|
| 615 | /**
|
---|
| 616 | * The node to the right of this one.
|
---|
| 617 | */
|
---|
[128] | 618 | struct s_node *right;
|
---|
[1] | 619 |
|
---|
| 620 | /**
|
---|
| 621 | * The node below this one.
|
---|
| 622 | */
|
---|
[128] | 623 | struct s_node *down;
|
---|
[1] | 624 |
|
---|
| 625 | /**
|
---|
| 626 | * If TRUE, then this node is selected (for restore, for example).
|
---|
| 627 | */
|
---|
[128] | 628 | bool selected;
|
---|
[1] | 629 |
|
---|
| 630 | /**
|
---|
| 631 | * If TRUE, then we want to see the directories below this one.
|
---|
| 632 | */
|
---|
[128] | 633 | bool expanded;
|
---|
[1] | 634 | };
|
---|
| 635 |
|
---|
| 636 |
|
---|
| 637 |
|
---|
| 638 | /**
|
---|
| 639 | * A structure to wrap a FIFO device for writing to a tape/CD stream.
|
---|
| 640 | * @bug Is this structure used (w/the move to a standalone @c buffer and all)?
|
---|
| 641 | */
|
---|
| 642 | struct s_wrapfifo {
|
---|
[128] | 643 | /**
|
---|
[1] | 644 | * The device we write to or read from (a FIFO).
|
---|
| 645 | */
|
---|
[128] | 646 | char public_device[MAX_STR_LEN / 4];
|
---|
[1] | 647 |
|
---|
[128] | 648 | /**
|
---|
[1] | 649 | * The actual device that data from the FIFO should be buffered and written to.
|
---|
| 650 | */
|
---|
[128] | 651 | char private_device[MAX_STR_LEN / 4];
|
---|
[1] | 652 |
|
---|
[128] | 653 | /**
|
---|
[1] | 654 | * A buffer for holding data read from the FIFO.
|
---|
| 655 | */
|
---|
[128] | 656 | char internal_buffer_IN_fifo[MAX_STR_LEN / 4];
|
---|
[1] | 657 |
|
---|
[128] | 658 | /**
|
---|
[1] | 659 | * A buffer for holding data to be written to the FIFO.
|
---|
| 660 | */
|
---|
[128] | 661 | char internal_buffer_OUT_fifo[MAX_STR_LEN / 4];
|
---|
[1] | 662 |
|
---|
[128] | 663 | /**
|
---|
[1] | 664 | * If TRUE, then we're writing directly to the tape streamer; if FALSE, we're writing to the FIFO.
|
---|
| 665 | */
|
---|
| 666 | bool writing_to_private_device;
|
---|
| 667 | };
|
---|
| 668 |
|
---|
| 669 |
|
---|
| 670 |
|
---|
| 671 | /**
|
---|
| 672 | * Information about one file.
|
---|
| 673 | * This is used as the "zeroth slice" of a biggiefile to be able to recreate
|
---|
| 674 | * its name, mode, owner, group, mtime, atime, and to be able to verify it in Compare Mode.
|
---|
| 675 | */
|
---|
| 676 | struct s_filename_and_lstat_info {
|
---|
[128] | 677 | /**
|
---|
[1] | 678 | * The filename of the file this structure is describing.
|
---|
| 679 | */
|
---|
| 680 | char filename[MAX_STR_LEN];
|
---|
| 681 |
|
---|
[128] | 682 | /**
|
---|
[1] | 683 | * The MD5 checksum (32 hex digits) of this file.
|
---|
| 684 | */
|
---|
| 685 | char checksum[64];
|
---|
| 686 |
|
---|
[128] | 687 | /**
|
---|
[1] | 688 | * Unused; kept for backwards compatibility.
|
---|
| 689 | */
|
---|
| 690 | char for_backward_compatibility;
|
---|
| 691 |
|
---|
[128] | 692 | /**
|
---|
[1] | 693 | * The stat buffer for this file.
|
---|
| 694 | * Generated with a call to <tt>lstat(&(struc->properties))</tt> where @p struc
|
---|
| 695 | * is the @p s_filename_and_lstat_info.
|
---|
| 696 | */
|
---|
| 697 | struct stat properties;
|
---|
[296] | 698 | bool use_ntfsprog;
|
---|
[1] | 699 | };
|
---|
| 700 |
|
---|
| 701 |
|
---|
| 702 | /**
|
---|
| 703 | * A file with associated severity if it differed in a verify or compare.
|
---|
| 704 | */
|
---|
| 705 | struct s_filelist_entry {
|
---|
[128] | 706 | /**
|
---|
[1] | 707 | * The name of the file.
|
---|
| 708 | */
|
---|
| 709 | char filename[MAX_STR_LEN];
|
---|
[128] | 710 | /**
|
---|
[1] | 711 | * The severity if the file has changed between the backup and live filesystem.
|
---|
| 712 | * This is on a scale from 1 to 3, 3 being the most important. File patterns which cause
|
---|
| 713 | * a severity of 1 are:
|
---|
| 714 | * - /etc/adjtime
|
---|
| 715 | * - /etc/mtab
|
---|
| 716 | * - /var/lib/slocate
|
---|
| 717 | * - /var/lock
|
---|
| 718 | * - /var/log
|
---|
| 719 | * - /var/spool (except /var/spool/mail)
|
---|
| 720 | * - /var/run
|
---|
| 721 | * - *~
|
---|
| 722 | * - *.log
|
---|
| 723 | * - *cache*
|
---|
| 724 | * - other temporary or unimportant files
|
---|
| 725 | *
|
---|
| 726 | * File patterns which cause a severity of 2 are:
|
---|
| 727 | * - /var (except /var/lock, /var/log, /var/run, /var/spool)
|
---|
| 728 | * - /home
|
---|
| 729 | * - /root/.*
|
---|
| 730 | * - /var/lib (except /var/lib/slocate, /var/lib/rpm)
|
---|
| 731 | * - /var/spool/mail
|
---|
| 732 | *
|
---|
| 733 | * File patterns which cause a severity of 3 are:
|
---|
| 734 | * - /etc (except /etc/adjtime, /etc/mtab)
|
---|
| 735 | * - /root (except /root/.*)
|
---|
| 736 | * - /usr
|
---|
| 737 | * - /var/lib/rpm
|
---|
| 738 | * - Anything else not matched explicitly
|
---|
| 739 | *
|
---|
| 740 | * @see severity_of_difference
|
---|
| 741 | */
|
---|
[128] | 742 | int severity;
|
---|
[1] | 743 | };
|
---|
| 744 |
|
---|
| 745 |
|
---|
| 746 | /**
|
---|
| 747 | * A list of @c s_filelist_entry.
|
---|
| 748 | */
|
---|
| 749 | struct s_filelist {
|
---|
[128] | 750 | /**
|
---|
[1] | 751 | * The number of entries in the list.
|
---|
| 752 | */
|
---|
[128] | 753 | int entries;
|
---|
[1] | 754 |
|
---|
[128] | 755 | /**
|
---|
[1] | 756 | * The entries themselves, all @p entries of them.
|
---|
| 757 | */
|
---|
| 758 | struct s_filelist_entry el[ARBITRARY_MAXIMUM];
|
---|
| 759 | };
|
---|
| 760 |
|
---|
| 761 |
|
---|
| 762 | /**
|
---|
| 763 | * An entry in the tape catalog.
|
---|
| 764 | */
|
---|
| 765 | struct s_tapecat_entry {
|
---|
[128] | 766 | /**
|
---|
[1] | 767 | * The type of archive it is (afioball, slice, or something else).
|
---|
| 768 | */
|
---|
| 769 | t_archtype type;
|
---|
| 770 |
|
---|
[128] | 771 | /**
|
---|
[1] | 772 | * The filelist number or biggiefile (not slice!) number.
|
---|
| 773 | */
|
---|
| 774 | int number;
|
---|
| 775 |
|
---|
[128] | 776 | /**
|
---|
[1] | 777 | * The slice number if it's a biggiefile.
|
---|
| 778 | */
|
---|
| 779 | long aux;
|
---|
| 780 |
|
---|
[128] | 781 | /**
|
---|
[1] | 782 | * The tape position at the point this entry was added.
|
---|
| 783 | */
|
---|
| 784 | long long tape_posK;
|
---|
| 785 |
|
---|
[128] | 786 | /**
|
---|
[1] | 787 | * The filename of the file cataloged here.
|
---|
| 788 | */
|
---|
[128] | 789 | char fname[MAX_TAPECAT_FNAME_LEN + 1];
|
---|
[1] | 790 | };
|
---|
| 791 |
|
---|
| 792 | /**
|
---|
| 793 | * A tape catalog, made of a list of @p s_tapecat_entry.
|
---|
| 794 | */
|
---|
| 795 | struct s_tapecatalog {
|
---|
[1297] | 796 | /**
|
---|
| 797 | * The number of entries in the tape catalog.
|
---|
| 798 | */
|
---|
| 799 | int entries;
|
---|
[1] | 800 |
|
---|
[1297] | 801 | /**
|
---|
| 802 | * The entries themselves, all @p entries of them.
|
---|
| 803 | */
|
---|
| 804 | struct s_tapecat_entry el[MAX_TAPECATALOG_ENTRIES];
|
---|
[1] | 805 | };
|
---|