[1] | 1 | /* libmondo-stream.c
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[128] | 2 | $Id: libmondo-stream.c 3870 2024-03-07 17:05:50Z bruno $
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[1] | 3 |
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| 4 | ...tools for talking to tapes, Monitas streams, etc.
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| 5 |
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| 6 | */
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| 7 |
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| 8 |
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| 9 | /**
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| 10 | * @file
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| 11 | * Functions for writing data to/reading data from streams (tape, CD stream, etc.)
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| 12 | */
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| 13 |
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| 14 | #include "my-stuff.h"
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[2211] | 15 | #include "mr_mem.h"
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[3613] | 16 | #include "mr_file.h"
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[1] | 17 | #include "mondostructures.h"
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[3870] | 18 |
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[1] | 19 | #include "libmondo-string-EXT.h"
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| 20 | #include "libmondo-files-EXT.h"
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[541] | 21 | #include "libmondo-gui-EXT.h"
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[1] | 22 | #include "libmondo-fork-EXT.h"
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| 23 | #include "libmondo-tools-EXT.h"
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| 24 | #include "libmondo-fifo-EXT.h"
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| 25 |
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| 26 | #define EXTRA_TAPE_CHECKSUMS
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[1934] | 27 | #define STR_HEADER "Mondolicious, baby"
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[1] | 28 |
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| 29 | /*@unused@*/
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[128] | 30 | //static char cvsid[] = "$Id: libmondo-stream.c 3870 2024-03-07 17:05:50Z bruno $";
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[1] | 31 | extern bool g_sigpipe;
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| 32 | extern int g_tape_buffer_size_MB;
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| 33 |
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[948] | 34 | extern char *g_getfacl;
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| 35 | extern char *g_getfattr;
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[1316] | 36 | extern char *MONDO_LOGFILE;
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[948] | 37 |
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[1645] | 38 | /* Reference to global bkpinfo */
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| 39 | extern struct s_bkpinfo *bkpinfo;
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| 40 |
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[1] | 41 | /**
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| 42 | * @addtogroup globalGroup
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| 43 | * @{
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| 44 | */
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| 45 | /**
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| 46 | * The file pointer for the opened tape/CD stream.
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| 47 | * Opened and closed by openin_tape(), openin_cdstream(),
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| 48 | * openout_tape(), openout_cdstream(), closein_tape(), closein_cdstream(),
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| 49 | * closeout_tape(), and closeout_cdstream().
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| 50 | */
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| 51 | FILE *g_tape_stream = NULL;
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| 52 |
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| 53 |
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| 54 | /**
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| 55 | * The position (in kilobytes) where we are on the tape.
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| 56 | */
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| 57 | long long g_tape_posK = 0;
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| 58 |
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| 59 | /**
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| 60 | * The current media number we're using. This value is 1-based.
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| 61 | */
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[128] | 62 | int g_current_media_number = -1;
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[1] | 63 |
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| 64 | /**
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| 65 | * The tape catalog that keeps track of files written to tape.
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| 66 | */
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| 67 | struct s_tapecatalog *g_tapecatalog;
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| 68 |
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| 69 | /* @} - end of globalGroup */
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| 70 |
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[1645] | 71 | int write_backcatalog_to_tape();
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[1] | 72 |
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| 73 |
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| 74 |
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| 75 |
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| 76 |
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| 77 | /**
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| 78 | * @addtogroup streamGroup
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| 79 | * @{
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| 80 | */
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| 81 | /**
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| 82 | * Close the global output file descriptor which Mondo has used to read
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| 83 | * from the CD stream.
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| 84 | * @param bkpinfo The backup information structure. Passed directly to closein_tape().
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| 85 | * @return 0 for success, nonzero for failure.
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| 86 | * @note This should be called by restore processes only.
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| 87 | */
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[1645] | 88 | int closein_cdstream()
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[1] | 89 | {
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[1645] | 90 | return (closein_tape());
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[1] | 91 | }
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| 92 |
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[3860] | 93 | /**
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| 94 | * Write a header block to the opened stream (CD or tape).
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| 95 | * @param length_of_incoming_file The length to store in the header block.
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| 96 | * Usually matters only if this is a file-related header, in which case it should
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| 97 | * be the length of the file that will follow.
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| 98 | * @param filename The filename to store in the header block. Usually matters
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| 99 | * only if this is a file-related header, in which case this should be the name
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| 100 | * if the file that will follow.
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| 101 | * @param control_char The type of header block this is (start-file, end-file, start-tape, ...)
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| 102 | * @return 0 for success, nonzero for failure.
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| 103 | */
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| 104 | int write_header_block_to_stream(off_t length_of_incoming_file, const char *filename, int control_char)
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| 105 | {
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| 106 | /*@ buffers **************************************************** */
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| 107 | char tempblock[TAPE_BLOCK_SIZE];
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| 108 | char *p;
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| 109 | char *tmp = NULL;
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[1] | 110 |
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[3860] | 111 | /*@ int ******************************************************** */
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| 112 | int i;
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| 113 |
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| 114 | off_t olen;
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| 115 |
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| 116 | /*@ end vars *************************************************** */
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| 117 |
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| 118 | olen = length_of_incoming_file;
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| 119 | p = strrchr(filename, '/'); /* Make 'em go, "Unnnh!" Oh wait, that was _Master_ P... */
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| 120 | if (!p) {
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| 121 | p = filename;
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| 122 | } else {
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| 123 | p++;
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| 124 | }
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| 125 | if (!g_tape_stream) {
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| 126 | log_to_screen("You're not backing up to tape. Why write a tape header?");
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| 127 | return (1);
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| 128 | }
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| 129 | for (i = 0; i < (int) TAPE_BLOCK_SIZE; i++) {
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| 130 | tempblock[i] = 0;
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| 131 | }
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| 132 | sprintf(tempblock + 6000 + control_char, STR_HEADER);
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| 133 | tempblock[7000] = control_char;
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| 134 | if (length_of_incoming_file > 0) {
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| 135 | memcpy(tempblock + 7001, (char *) &olen, sizeof(off_t));
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| 136 | }
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| 137 | strcpy(tempblock + 1000, filename);
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| 138 | g_tape_posK += fwrite(tempblock, 1, (size_t) TAPE_BLOCK_SIZE, g_tape_stream) / 1024;
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| 139 | tmp = marker_to_string(control_char);
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| 140 | log_msg(6, "%s (fname=%s, size=%ld K)", tmp, p, (long) length_of_incoming_file >> 10);
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| 141 | mr_free(tmp);
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| 142 | return (0);
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| 143 | }
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| 144 |
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| 145 |
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[1] | 146 | /**
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| 147 | * Close the global output file descriptor which Mondo has used to read
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| 148 | * from buffer or dd, which read from the tape.
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| 149 | * @param bkpinfo The backup information structure. Unused.
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| 150 | * @return 0 for success, nonzero for failure.
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| 151 | * @note This should be called by restore processes only.
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| 152 | * @note This function also works for cdstreams for now, but don't count on this behavior.
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| 153 | * @bug @p bkpinfo parameter is unused.
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| 154 | */
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[1645] | 155 | int closein_tape()
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[1] | 156 | {
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[128] | 157 | /*@ int's ******************************************************* */
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| 158 | int retval = 0;
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| 159 | int res = 0;
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| 160 | int ctrl_chr = '\0';
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[1] | 161 |
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[128] | 162 | /*@ buffers ***************************************************** */
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| 163 | char fname[MAX_STR_LEN];
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[1] | 164 |
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[128] | 165 | /*@ long long's ************************************************* */
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| 166 | long long size;
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| 167 | char *blk;
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| 168 | int i;
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[3060] | 169 | int j;
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[1] | 170 |
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[128] | 171 | blk = (char *) malloc(256 * 1024);
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[1] | 172 |
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[128] | 173 | log_it("closein_tape() -- entering");
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| 174 | res = read_header_block_from_stream(&size, fname, &ctrl_chr);
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| 175 | retval += res;
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| 176 | if (ctrl_chr != BLK_END_OF_BACKUP) {
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| 177 | wrong_marker(BLK_END_OF_BACKUP, ctrl_chr);
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| 178 | }
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| 179 | res = read_header_block_from_stream(&size, fname, &ctrl_chr);
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| 180 | retval += res;
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| 181 | if (ctrl_chr != BLK_END_OF_TAPE) {
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| 182 | wrong_marker(BLK_END_OF_TAPE, ctrl_chr);
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| 183 | }
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| 184 | for (i = 0; i < 8 && !feof(g_tape_stream); i++) {
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[3060] | 185 | j = fread(blk, 1, 256 * 1024, g_tape_stream);
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| 186 | if (j) {
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| 187 | // FIXME
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| 188 | }
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[128] | 189 | }
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| 190 | sleep(1);
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[3191] | 191 | sync();
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[128] | 192 | sleep(1);
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| 193 | paranoid_pclose(g_tape_stream);
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| 194 | log_it("closein_tape() -- leaving");
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| 195 | if (!bkpinfo->please_dont_eject) {
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| 196 | eject_device(bkpinfo->media_device);
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| 197 | }
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| 198 | paranoid_free(blk);
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| 199 | paranoid_free(g_tapecatalog);
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| 200 | return (retval);
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[1] | 201 | }
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| 202 |
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| 203 |
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| 204 |
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| 205 | /**
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| 206 | * Close the global output file descriptor which Mondo has been using to write
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| 207 | * to the tape device (via buffer or dd).
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| 208 | * @param bkpinfo The backup information structure. @c bkpinfo->media_size is the only field used.
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| 209 | * @return 0 for success, nonzero for failure.
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| 210 | * @note This should be called by backup processes only.
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| 211 | */
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[1645] | 212 | int closeout_tape()
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[1] | 213 | {
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[128] | 214 | /*@ int's ******************************************************* */
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| 215 | int retval = 0;
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[1] | 216 | // int res = 0;
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| 217 | // int ctrl_chr = '\0';
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| 218 |
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[128] | 219 | /*@ buffers ***************************************************** */
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[1] | 220 | // char fname[MAX_STR_LEN];
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| 221 |
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[128] | 222 | /*@ long long's ************************************************* */
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[1] | 223 | // long long size;
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[128] | 224 | int i;
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| 225 | char *blk;
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[1] | 226 |
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[128] | 227 | blk = (char *) malloc(256 * 1024);
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[1] | 228 |
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[128] | 229 | sleep(1);
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[3191] | 230 | sync();
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[128] | 231 | sleep(1);
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| 232 | log_it("closeout_tape() -- entering");
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| 233 | retval +=
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[684] | 234 | write_header_block_to_stream((off_t)0, "end-of-backup",
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[128] | 235 | BLK_END_OF_BACKUP);
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[684] | 236 | retval += write_header_block_to_stream((off_t)0, "end-of-tape", BLK_END_OF_TAPE); /* just in case */
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[1] | 237 | /* write 1MB of crap */
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[128] | 238 | for (i = 0; i < 256 * 1024; i++) {
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| 239 | blk[i] = (int) (random() & 0xFF);
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| 240 | }
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| 241 | for (i = 0; i < 4 * 8; i++) {
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[3060] | 242 | if (fwrite(blk, 1, 256 * 1024, g_tape_stream)) {
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| 243 | //FIXME
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| 244 | }
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[128] | 245 | if (should_we_write_to_next_tape
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[3150] | 246 | (bkpinfo->media_size, (off_t)256 * 1024)) {
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[1645] | 247 | start_to_write_to_next_tape();
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[128] | 248 | }
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| 249 | }
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[1] | 250 | /* write 1MB of zeroes */
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| 251 | /*
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| 252 | for (i = 0; i < 256*1024; i++)
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| 253 | {
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| 254 | blk[i] = 0;
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| 255 | }
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| 256 | for (i = 0; i < 4; i++)
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| 257 | {
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| 258 | fwrite (blk, 1, 256*1024, g_tape_stream);
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[3150] | 259 | if (should_we_write_to_next_tape (bkpinfo->media_size, 256*1024))
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[1] | 260 | {
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[1645] | 261 | start_to_write_to_next_tape ();
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[1] | 262 | }
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| 263 | }
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| 264 | */
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[128] | 265 | sleep(2);
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| 266 | paranoid_pclose(g_tape_stream);
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| 267 | log_it("closeout_tape() -- leaving");
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| 268 | for (i = 0; i < g_tapecatalog->entries; i++) {
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| 269 | log_it("i=%d type=%s num=%d aux=%ld posK=%lld", i,
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| 270 | (g_tapecatalog->el[i].type ==
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| 271 | fileset) ? "fileset" : "bigslice",
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| 272 | g_tapecatalog->el[i].number, g_tapecatalog->el[i].aux,
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| 273 | g_tapecatalog->el[i].tape_posK);
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| 274 | }
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| 275 | paranoid_free(blk);
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| 276 | paranoid_free(g_tapecatalog);
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| 277 | return (retval);
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[1] | 278 | }
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| 279 |
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| 280 |
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| 281 |
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[128] | 282 | bool mt_says_tape_exists(char *dev)
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[1] | 283 | {
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[2520] | 284 | char *command = NULL;
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[128] | 285 | int res;
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[1] | 286 |
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[3185] | 287 | mr_asprintf(command, "mt -f %s status", dev);
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[128] | 288 | res = run_program_and_log_output(command, 1);
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[2520] | 289 | mr_free(command);
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| 290 |
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[128] | 291 | if (res) {
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| 292 | return (FALSE);
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| 293 | } else {
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| 294 | return (TRUE);
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| 295 | }
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[1] | 296 | }
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| 297 |
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| 298 |
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| 299 |
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| 300 | /**
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[3870] | 301 | * Determine the name of the tape device. Tries the SCSI tape for
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| 302 | * this platform, then "/dev/st0", then "/dev/ht0" and "/dev/osst0".
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| 303 | * @return the value of the tape device or NULL if not found. Allocated dynamically must be freed by caller.
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[1] | 304 | */
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[3870] | 305 | char *find_tape_device(void) {
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[3610] | 306 | char *tmp = NULL;
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[3870] | 307 | char *dev = NULL;
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[2520] | 308 | char *command = NULL;
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[1] | 309 |
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[128] | 310 | log_to_screen("I am looking for your tape streamer. Please wait.");
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[2520] | 311 |
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[3870] | 312 | tmp = find_home_of_exe("lsscsi");
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| 313 | if (tmp != NULL) {
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| 314 | mr_asprintf(command, "%s | grep ' tape' | awk '{print $NF}' | head -1", tmp);
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| 315 | dev = call_program_and_get_last_line_of_output(command);
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| 316 | mr_free(command);
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[128] | 317 | }
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[3191] | 318 | mr_free(tmp);
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| 319 |
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[3870] | 320 | if (dev != NULL) && does_file_exist(dev) {
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| 321 | if (mt_says_tape_exists(dev)) {
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| 322 | log_it("find_tape_device found %s automatically", dev);
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| 323 | }
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| 324 | } else {
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| 325 | /* trying something else then */
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| 326 | mr_asprintf(dev, "%s", VANILLA_SCSI_TAPE);
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[128] | 327 | if (!mt_says_tape_exists(dev)) {
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[3870] | 328 | mr_asprintf(dev, "%s", ALT_TAPE);
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[128] | 329 | if (!mt_says_tape_exists(dev)) {
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[3857] | 330 | mr_asprintf(dev, "%s", "/dev/osst0");
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[128] | 331 | if (!mt_says_tape_exists(dev)) {
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[3870] | 332 | log_it("Unable to find a tape device on this system");
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[128] | 333 | }
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| 334 | }
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| 335 | }
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[3870] | 336 | log_it("find_tape_device found %s manually", dev);
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[128] | 337 | }
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[1] | 338 |
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[3870] | 339 | if (dev != NULL) {
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| 340 | log_it("find_tape_device returns %s", dev);
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[3191] | 341 | } else {
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[3870] | 342 | log_it("find_tape_device found no tape on your system returning NULL");
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[3191] | 343 | }
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[3870] | 344 | return (dev);
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[1] | 345 | }
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| 346 |
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| 347 |
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[1645] | 348 | int read_EXAT_files_from_tape(long long *ptmp_size, char *tmp_fname,
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[128] | 349 | int *pctrl_chr, char *xattr_fname,
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| 350 | char *acl_fname)
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[1] | 351 | {
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[128] | 352 | int res = 0;
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[3080] | 353 | char fname_buf[PATH_MAX];
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[3116] | 354 | char *fname = (char *)fname_buf; /* Should NOT be NULL */
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[1940] | 355 | char *tmp = NULL;
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[128] | 356 |
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[1933] | 357 | // xattr
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[948] | 358 | if (g_getfattr) {
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[955] | 359 | res = read_header_block_from_stream(ptmp_size, fname, pctrl_chr);
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[948] | 360 | if (*pctrl_chr != BLK_START_EXAT_FILE) {
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| 361 | wrong_marker(BLK_START_EXAT_FILE, *pctrl_chr);
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| 362 | }
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[1940] | 363 | if (strstr(fname, "xattr") == NULL) {
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[3185] | 364 | mr_asprintf(tmp,"Wrong order expected xattr, got %s, sunshine.", fname);
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[1940] | 365 | fatal_error(tmp);
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[948] | 366 | }
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[1645] | 367 | read_file_from_stream_to_file(xattr_fname, *ptmp_size);
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[1940] | 368 | res = read_header_block_from_stream(ptmp_size, fname, pctrl_chr);
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[948] | 369 | if (*pctrl_chr != BLK_STOP_EXAT_FILE) {
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| 370 | wrong_marker(BLK_STOP_EXAT_FILE, *pctrl_chr);
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| 371 | }
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| 372 | log_msg(1, "Got xattr");
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[1940] | 373 | res = read_header_block_from_stream(ptmp_size, fname, pctrl_chr);
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[1933] | 374 | if (*pctrl_chr != BLK_STOP_EXTENDED_ATTRIBUTES) {
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| 375 | wrong_marker(BLK_STOP_EXTENDED_ATTRIBUTES, *pctrl_chr);
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| 376 | }
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[1940] | 377 | res = read_header_block_from_stream(ptmp_size, fname, pctrl_chr);
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[1943] | 378 | if (*pctrl_chr == BLK_START_AN_AFIO_OR_SLICE) {
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[1933] | 379 | log_msg(1, "No acl attributes found, skipping to afio files");
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| 380 | return(0);
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| 381 | } else {
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[1943] | 382 | if (*pctrl_chr != BLK_START_EXTENDED_ATTRIBUTES) {
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[1933] | 383 | wrong_marker(BLK_START_EXTENDED_ATTRIBUTES, *pctrl_chr);
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| 384 | }
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| 385 | }
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[128] | 386 | }
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[1933] | 387 | // acl
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[948] | 388 | if (g_getfacl) {
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[955] | 389 | res = read_header_block_from_stream(ptmp_size, fname, pctrl_chr);
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[948] | 390 | if (*pctrl_chr != BLK_START_EXAT_FILE) {
|
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| 391 | wrong_marker(BLK_START_EXAT_FILE, *pctrl_chr);
|
---|
| 392 | }
|
---|
[1940] | 393 | if (strstr(fname, "acl") == NULL) {
|
---|
[3185] | 394 | mr_asprintf(tmp,"Wrong order expected acl, got %s, sunshine.", fname);
|
---|
[1940] | 395 | fatal_error(tmp);
|
---|
| 396 | }
|
---|
[1645] | 397 | read_file_from_stream_to_file(acl_fname, *ptmp_size);
|
---|
[1940] | 398 | res = read_header_block_from_stream(ptmp_size, fname, pctrl_chr);
|
---|
[948] | 399 | if (*pctrl_chr != BLK_STOP_EXAT_FILE) {
|
---|
| 400 | wrong_marker(BLK_STOP_EXAT_FILE, *pctrl_chr);
|
---|
| 401 | }
|
---|
[1940] | 402 | res = read_header_block_from_stream(ptmp_size, fname, pctrl_chr);
|
---|
[948] | 403 | if (*pctrl_chr != BLK_STOP_EXTENDED_ATTRIBUTES) {
|
---|
| 404 | wrong_marker(BLK_STOP_EXTENDED_ATTRIBUTES, *pctrl_chr);
|
---|
| 405 | }
|
---|
| 406 | log_msg(1, "Got acl");
|
---|
[128] | 407 | }
|
---|
[1933] | 408 | // tarball itself
|
---|
[128] | 409 | res = read_header_block_from_stream(ptmp_size, tmp_fname, pctrl_chr);
|
---|
[1933] | 410 | log_msg(1, "End of extended attributes, now looking for afioball");
|
---|
[3116] | 411 | return (res);
|
---|
[1] | 412 | }
|
---|
| 413 |
|
---|
| 414 |
|
---|
[1645] | 415 | int write_EXAT_files_to_tape(char *xattr_fname,
|
---|
[128] | 416 | char *acl_fname)
|
---|
[1] | 417 | {
|
---|
[128] | 418 | int res = 0;
|
---|
[948] | 419 | if (g_getfattr) {
|
---|
[955] | 420 | // xattr
|
---|
[3860] | 421 | write_header_block_to_stream(length_of_file(xattr_fname), xattr_fname, BLK_START_EXTENDED_ATTRIBUTES);
|
---|
| 422 | write_header_block_to_stream(length_of_file(xattr_fname), xattr_fname, BLK_START_EXAT_FILE);
|
---|
[1645] | 423 | write_file_to_stream_from_file(xattr_fname);
|
---|
[948] | 424 | write_header_block_to_stream((off_t)-1, xattr_fname, BLK_STOP_EXAT_FILE);
|
---|
[3860] | 425 | write_header_block_to_stream(length_of_file(xattr_fname), xattr_fname, BLK_STOP_EXTENDED_ATTRIBUTES);
|
---|
[948] | 426 | }
|
---|
| 427 | if (g_getfacl) {
|
---|
[955] | 428 | // acl
|
---|
[3860] | 429 | write_header_block_to_stream(length_of_file(acl_fname), acl_fname, BLK_START_EXTENDED_ATTRIBUTES);
|
---|
| 430 | write_header_block_to_stream(length_of_file(acl_fname), acl_fname, BLK_START_EXAT_FILE);
|
---|
[1645] | 431 | write_file_to_stream_from_file(acl_fname);
|
---|
[948] | 432 | write_header_block_to_stream((off_t)-1, acl_fname, BLK_STOP_EXAT_FILE);
|
---|
[3860] | 433 | write_header_block_to_stream(length_of_file(acl_fname), acl_fname, BLK_STOP_EXTENDED_ATTRIBUTES);
|
---|
[948] | 434 | }
|
---|
[128] | 435 | return (res);
|
---|
[1] | 436 | }
|
---|
| 437 |
|
---|
| 438 |
|
---|
| 439 |
|
---|
| 440 |
|
---|
| 441 | /**
|
---|
| 442 | * Tell the user to insert tape @p tapeno and wait for it to settle (5 seconds).
|
---|
| 443 | * @param tapeno The tape number to insist on.
|
---|
| 444 | * @bug There is currently no way to actually verify that the user has actually
|
---|
| 445 | * inserted the right tape.
|
---|
| 446 | */
|
---|
| 447 | void insist_on_this_tape_number(int tapeno)
|
---|
| 448 | {
|
---|
[128] | 449 | int i;
|
---|
[2520] | 450 | char *tmp = NULL;
|
---|
[1] | 451 |
|
---|
[128] | 452 | log_it("Insisting on tape #%d", tapeno);
|
---|
| 453 | if (g_current_media_number != tapeno) {
|
---|
[3191] | 454 | mr_asprintf(tmp, "When the tape drive goes quiet, please insert volume %d in this series.", tapeno);
|
---|
[128] | 455 | popup_and_OK(tmp);
|
---|
[2520] | 456 | mr_free(tmp);
|
---|
[541] | 457 | open_evalcall_form("Waiting while the tape drive settles");
|
---|
[128] | 458 | } else {
|
---|
[541] | 459 | open_evalcall_form("Waiting while the tape drive rewinds");
|
---|
[128] | 460 | }
|
---|
[1] | 461 |
|
---|
[128] | 462 | for (i = 0; i <= 100; i += 2) {
|
---|
| 463 | usleep(100000);
|
---|
| 464 | update_evalcall_form(i);
|
---|
| 465 | }
|
---|
| 466 | close_evalcall_form();
|
---|
| 467 | log_it("I assume user has inserted it. They _say_ they have...");
|
---|
| 468 | g_current_media_number = tapeno;
|
---|
[1] | 469 |
|
---|
[128] | 470 | // log_it("g_current_media_number = %d", g_current_media_number);
|
---|
| 471 | log_it("OK, I've finished insisting. On with the revelry.");
|
---|
[1] | 472 | }
|
---|
| 473 |
|
---|
| 474 |
|
---|
| 475 |
|
---|
| 476 |
|
---|
| 477 | /**
|
---|
| 478 | * Debugging aid - log the offset we're at on the tape (reading or writing).
|
---|
| 479 | */
|
---|
[128] | 480 | void log_tape_pos(void)
|
---|
[1] | 481 | {
|
---|
[128] | 482 | /*@ buffers ***************************************************** */
|
---|
[1] | 483 |
|
---|
| 484 |
|
---|
[128] | 485 | /*@ end vars *************************************************** */
|
---|
[1] | 486 |
|
---|
[128] | 487 | log_it("Tape position -- %ld KB (%ld MB)", (long) g_tape_posK,
|
---|
| 488 | (long) g_tape_posK >> 10);
|
---|
[1] | 489 | }
|
---|
| 490 |
|
---|
| 491 |
|
---|
| 492 |
|
---|
| 493 |
|
---|
| 494 | /**
|
---|
| 495 | * Add a file to a collection of recently archived filesets/slices.
|
---|
| 496 | * The type is determined by the filename: if it contains ".afio." it is
|
---|
| 497 | * assumed to be a fileset, otherwise if it contains "slice" it's a slice,
|
---|
| 498 | * otherwise we generate a fatal_error().
|
---|
| 499 | * @param td The current @c bkpinfo->tempdir (file will be placed in <tt>td</tt>/tmpfs/backcatalog/).
|
---|
| 500 | * @param latest_fname The file to place in the collection.
|
---|
| 501 | * @return 0, always.
|
---|
| 502 | * @bug Return value is redundant.
|
---|
| 503 | * @bug The detection won't work for uncompressed afioballs (they end in ".afio", no dot afterwards). // Not true. They end in '.' -Hugo
|
---|
| 504 | */
|
---|
| 505 | int maintain_collection_of_recent_archives(char *td, char *latest_fname)
|
---|
| 506 | {
|
---|
[128] | 507 | long long final_alleged_writeK, final_projected_certain_writeK,
|
---|
[3060] | 508 | cposK, bufsize_K;
|
---|
[128] | 509 | int last, curr, i;
|
---|
[2520] | 510 | char *command = NULL;
|
---|
| 511 | char *tmpdir = NULL;
|
---|
| 512 | char *old_fname = NULL;
|
---|
[128] | 513 | char *p;
|
---|
| 514 | char suffix[16];
|
---|
[1] | 515 |
|
---|
[128] | 516 | bufsize_K = (long long) (1024LL * (1 + g_tape_buffer_size_MB));
|
---|
| 517 | if ((p = strrchr(latest_fname, '.'))) {
|
---|
| 518 | strcpy(suffix, ++p);
|
---|
| 519 | } else {
|
---|
| 520 | suffix[0] = '\0';
|
---|
[1] | 521 | }
|
---|
[3185] | 522 | mr_asprintf(tmpdir, "%s/tmpfs/backcatalog", td);
|
---|
[128] | 523 | mkdir(tmpdir, 0x700);
|
---|
[3185] | 524 | mr_asprintf(command, "cp -f %s %s", latest_fname, tmpdir);
|
---|
[128] | 525 | if (run_program_and_log_output(command, 6)) {
|
---|
| 526 | log_it("Warning - failed to copy %s to backcatalog at %s",
|
---|
| 527 | latest_fname, tmpdir);
|
---|
| 528 | }
|
---|
[2520] | 529 | mr_free(command);
|
---|
| 530 |
|
---|
[128] | 531 | last = g_tapecatalog->entries - 1;
|
---|
| 532 | if (last <= 0) {
|
---|
[2230] | 533 | log_it("Too early to start deleting from collection.");
|
---|
[2520] | 534 | mr_free(tmpdir);
|
---|
[128] | 535 | return (0);
|
---|
| 536 | }
|
---|
| 537 | final_alleged_writeK = g_tapecatalog->el[last].tape_posK;
|
---|
| 538 | final_projected_certain_writeK = final_alleged_writeK - bufsize_K;
|
---|
| 539 | for (curr = last; curr >= 0; curr--) {
|
---|
| 540 | cposK = g_tapecatalog->el[curr].tape_posK;
|
---|
| 541 | if (cposK < final_projected_certain_writeK) {
|
---|
| 542 | break;
|
---|
| 543 | }
|
---|
| 544 | }
|
---|
| 545 | if (curr < 0) {
|
---|
[2230] | 546 | log_it("Not far enough into tape to start deleting old archives from collection.");
|
---|
[2520] | 547 | mr_free(tmpdir);
|
---|
[128] | 548 | return (0);
|
---|
| 549 | }
|
---|
[1] | 550 |
|
---|
[128] | 551 | for (i = curr - 1; i >= 0 && curr - i < 10; i--) {
|
---|
[3185] | 552 | mr_asprintf(old_fname, "%s/%s", tmpdir, g_tapecatalog->el[i].fname);
|
---|
[128] | 553 | unlink(old_fname);
|
---|
[2520] | 554 | mr_free(old_fname);
|
---|
[128] | 555 | }
|
---|
[2520] | 556 | mr_free(tmpdir);
|
---|
[128] | 557 | return (0);
|
---|
[1] | 558 | }
|
---|
| 559 |
|
---|
| 560 |
|
---|
| 561 |
|
---|
| 562 |
|
---|
| 563 | /**
|
---|
| 564 | * Open the CD stream for input.
|
---|
| 565 | * @param bkpinfo The backup information structure. Passed to openin_tape().
|
---|
| 566 | * @return 0 for success, nonzero for failure.
|
---|
| 567 | * @note Equivalent to openin_tape() for now, but don't count on this behavior.
|
---|
| 568 | */
|
---|
[1645] | 569 | int openin_cdstream()
|
---|
[1] | 570 | {
|
---|
[1645] | 571 | return (openin_tape());
|
---|
[1] | 572 | }
|
---|
| 573 |
|
---|
| 574 | /**
|
---|
| 575 | * FIFO used to read/write to the tape device.
|
---|
| 576 | * @bug This seems obsolete now that we call an external @c buffer program. Please look onto this.
|
---|
| 577 | */
|
---|
| 578 | char g_tape_fifo[MAX_STR_LEN];
|
---|
| 579 |
|
---|
| 580 |
|
---|
| 581 |
|
---|
[1954] | 582 | int set_tape_block_size_with_mt(long internal_tape_block_size)
|
---|
[1] | 583 | {
|
---|
[2520] | 584 | char *tmp = NULL;
|
---|
[128] | 585 | int res;
|
---|
[1] | 586 |
|
---|
[3191] | 587 | if (bkpinfo->media_device == NULL) {
|
---|
| 588 | return(1);
|
---|
| 589 | }
|
---|
| 590 |
|
---|
[1954] | 591 | if (strncmp(bkpinfo->media_device, "/dev/", 5)) {
|
---|
[3191] | 592 | log_msg(1, "Not using 'mt setblk'. This isn't an actual /dev entry.");
|
---|
[128] | 593 | return (0);
|
---|
| 594 | }
|
---|
[3185] | 595 | mr_asprintf(tmp, "mt -f %s setblk %ld", bkpinfo->media_device, internal_tape_block_size);
|
---|
[128] | 596 | res = run_program_and_log_output(tmp, 3);
|
---|
[2520] | 597 | mr_free(tmp);
|
---|
[128] | 598 | return (res);
|
---|
[1] | 599 | }
|
---|
| 600 |
|
---|
[1951] | 601 | /**
|
---|
| 602 | * Return the non-rewinding device when passed the normal one
|
---|
| 603 | * @param tapedev The tape device to open for writing.
|
---|
| 604 | * @note the caller needs to free the string returned
|
---|
| 605 | */
|
---|
| 606 | char *get_non_rewind_dev(char *tapedev)
|
---|
| 607 | {
|
---|
[1] | 608 |
|
---|
[1951] | 609 | char *ntapedev = NULL;
|
---|
| 610 | char *p = NULL;
|
---|
| 611 | char *q = NULL;
|
---|
| 612 | char *r = NULL;
|
---|
| 613 |
|
---|
[3620] | 614 | ntapedev = (char *)mr_malloc(strlen(tapedev)+2*sizeof(char));
|
---|
[1951] | 615 | p = strrchr(tapedev,'/');
|
---|
| 616 | if (p == NULL) {
|
---|
| 617 | log_it("Didn't find a '/' in %s",tapedev);
|
---|
| 618 | return(NULL);
|
---|
| 619 | }
|
---|
| 620 |
|
---|
| 621 | /* Copy tapedev content up to the last / */
|
---|
| 622 | q = tapedev;
|
---|
| 623 | r = ntapedev;
|
---|
| 624 | while (q != p) {
|
---|
| 625 | *r = *q;
|
---|
| 626 | r++;
|
---|
| 627 | q++;
|
---|
| 628 | }
|
---|
| 629 | /* Copy the '/' */
|
---|
| 630 | *r = *q;
|
---|
| 631 | r++;
|
---|
| 632 | q++;
|
---|
| 633 | /* Adds a 'n' - non-rewinding */
|
---|
| 634 | *r = 'n';
|
---|
| 635 | r++;
|
---|
| 636 | /* Copy the rest of tapedev */
|
---|
| 637 | while (*q != '\0') {
|
---|
| 638 | *r = *q;
|
---|
| 639 | r++;
|
---|
| 640 | q++;
|
---|
| 641 | }
|
---|
| 642 | *r = '\0';
|
---|
| 643 | if (mt_says_tape_exists(ntapedev)) {
|
---|
| 644 | log_it("Non-rewinding tape device is %s",ntapedev);
|
---|
| 645 | } else {
|
---|
| 646 | log_it("Unable to find non-rewinding tape device.");
|
---|
| 647 | ntapedev = NULL;
|
---|
| 648 | }
|
---|
| 649 | return(ntapedev);
|
---|
| 650 | }
|
---|
| 651 |
|
---|
| 652 |
|
---|
| 653 |
|
---|
[1949] | 654 | /**
|
---|
| 655 | * Handle OBDR if we were asked to do so
|
---|
[1954] | 656 | * @param tapedev The tape device to open for reading.
|
---|
[1949] | 657 | */
|
---|
[1968] | 658 | int skip_obdr(void)
|
---|
[1949] | 659 | {
|
---|
| 660 | char *command = NULL;
|
---|
[1955] | 661 | int res = 0;
|
---|
[1] | 662 |
|
---|
[3191] | 663 | if (bkpinfo->media_device == NULL) {
|
---|
| 664 | return(1);
|
---|
| 665 | }
|
---|
| 666 |
|
---|
[1955] | 667 | log_it("Skipping OBDR headers");
|
---|
[3185] | 668 | mr_asprintf(command, "mt -f %s rewind",bkpinfo->media_device);
|
---|
[1962] | 669 | res = run_program_and_log_output(command, 1);
|
---|
| 670 | paranoid_free(command);
|
---|
| 671 |
|
---|
[3185] | 672 | mr_asprintf(command, "mt -f %s fsf 2",bkpinfo->media_device);
|
---|
[1955] | 673 | res = run_program_and_log_output(command, 1);
|
---|
[1949] | 674 | paranoid_free(command);
|
---|
| 675 |
|
---|
[1954] | 676 | set_tape_block_size_with_mt(bkpinfo->internal_tape_block_size);
|
---|
[1955] | 677 | return(res);
|
---|
[1949] | 678 | }
|
---|
| 679 |
|
---|
[1954] | 680 | /**
|
---|
| 681 | * Handle OBDR if we were asked to do so
|
---|
| 682 | * @param tapedev The tape device to open for writing.
|
---|
| 683 | * @return 0 for success, nonzero for failure.
|
---|
| 684 | * @note This should be called ONLY from backup processes. It will OVERWRITE ANY
|
---|
| 685 | * EXISTING DATA on the tape!
|
---|
| 686 | */
|
---|
[1968] | 687 | int create_obdr(void)
|
---|
[1949] | 688 | {
|
---|
| 689 |
|
---|
| 690 | char *command = NULL;
|
---|
| 691 | int res = 0;
|
---|
| 692 |
|
---|
[3191] | 693 | if (bkpinfo->media_device == NULL) {
|
---|
| 694 | return(1);
|
---|
| 695 | }
|
---|
| 696 |
|
---|
[1955] | 697 | log_it("Creating OBDR headers");
|
---|
[1949] | 698 | /* OBDR: First block 10 kB of zero bs = 512 */
|
---|
[3185] | 699 | mr_asprintf(command, "mt -f %s compression off",bkpinfo->media_device);
|
---|
[1949] | 700 | res = run_program_and_log_output(command, 1);
|
---|
| 701 | paranoid_free(command);
|
---|
| 702 |
|
---|
[3185] | 703 | mr_asprintf(command, "mt -f %s rewind",bkpinfo->media_device);
|
---|
[1955] | 704 | res += run_program_and_log_output(command, 1);
|
---|
[1949] | 705 | paranoid_free(command);
|
---|
| 706 |
|
---|
[1954] | 707 | set_tape_block_size_with_mt(512);
|
---|
[1949] | 708 |
|
---|
[3185] | 709 | mr_asprintf(command, "dd if=/dev/zero of=%s bs=512 count=20",bkpinfo->media_device);
|
---|
[1955] | 710 | res += run_program_and_log_output(command, 1);
|
---|
[1949] | 711 | paranoid_free(command);
|
---|
| 712 |
|
---|
| 713 | /* OBDR: then ISO boot image bs = 2048 */
|
---|
[1954] | 714 | set_tape_block_size_with_mt(2048);
|
---|
[1949] | 715 |
|
---|
[3527] | 716 | mr_asprintf(command, "dd if=%s of=%s bs=2048",MINDI_CACHE"/mindi.iso",bkpinfo->media_device);
|
---|
[1955] | 717 | res += run_program_and_log_output(command, 1);
|
---|
[1949] | 718 | paranoid_free(command);
|
---|
| 719 |
|
---|
[1954] | 720 | set_tape_block_size_with_mt(bkpinfo->internal_tape_block_size);
|
---|
[2900] | 721 |
|
---|
| 722 | /* restore compression mode on */
|
---|
[3185] | 723 | mr_asprintf(command, "mt -f %s compression on",bkpinfo->media_device);
|
---|
[2900] | 724 | res = run_program_and_log_output(command, 1);
|
---|
| 725 | paranoid_free(command);
|
---|
| 726 |
|
---|
[1955] | 727 | return(res);
|
---|
[1949] | 728 | }
|
---|
| 729 |
|
---|
| 730 |
|
---|
[1] | 731 | /**
|
---|
| 732 | * Open the tape device for input.
|
---|
| 733 | * @param bkpinfo The backup information structure. Fields used:
|
---|
| 734 | * - @c bkpinfo->media_device
|
---|
| 735 | * - @c bkpinfo->tmpdir
|
---|
| 736 | * @return 0 for success, nonzero for failure.
|
---|
| 737 | * @note This will also work with a cdstream for now, but don't count on this behavior.
|
---|
| 738 | */
|
---|
[1645] | 739 | int openin_tape()
|
---|
[1] | 740 | {
|
---|
[128] | 741 | /*@ buffer ***************************************************** */
|
---|
| 742 | char fname[MAX_STR_LEN];
|
---|
| 743 | char *datablock;
|
---|
[2520] | 744 | char *tmp = NULL;
|
---|
[3613] | 745 | char *old_pwd = NULL;
|
---|
[2520] | 746 | char *outfname = NULL;
|
---|
[128] | 747 | /*@ int ******************************************************* */
|
---|
| 748 | int i;
|
---|
| 749 | int j;
|
---|
[1955] | 750 | int res = 0;
|
---|
[128] | 751 | long length, templong;
|
---|
| 752 | size_t k;
|
---|
| 753 | int retval = 0;
|
---|
| 754 | int ctrl_chr;
|
---|
[1] | 755 |
|
---|
[128] | 756 | /*@ long long ************************************************* */
|
---|
| 757 | long long size;
|
---|
[1] | 758 |
|
---|
[128] | 759 | /*@ pointers ************************************************** */
|
---|
| 760 | FILE *fout;
|
---|
[1] | 761 |
|
---|
[128] | 762 | /*@ end vars *************************************************** */
|
---|
[1] | 763 |
|
---|
[3191] | 764 | g_tapecatalog = mr_malloc(sizeof(struct s_tapecatalog));
|
---|
[128] | 765 | g_tapecatalog->entries = 0;
|
---|
| 766 | g_tape_posK = 0;
|
---|
| 767 | if (g_tape_stream) {
|
---|
| 768 | log_it("FYI - I won't 'openin' the tape. It's already open.");
|
---|
| 769 | return (0);
|
---|
| 770 | }
|
---|
[1969] | 771 |
|
---|
| 772 | // mondoarchive should have configured everything to give the right non-rew device
|
---|
| 773 | if ((bkpinfo->use_obdr) && (bkpinfo->media_device != NULL)) {
|
---|
[1955] | 774 | res = skip_obdr();
|
---|
| 775 | if (res != 0) {
|
---|
| 776 | log_it("Not able to skip OBDR - Restore will have to be done manually");
|
---|
| 777 | }
|
---|
[1952] | 778 | } else {
|
---|
[1969] | 779 | if (bkpinfo->media_device == NULL) {
|
---|
[1954] | 780 | log_it("Not able to skip OBDR - Restore will have to be done manually");
|
---|
[3191] | 781 | return (1);
|
---|
[1954] | 782 | }
|
---|
| 783 | set_tape_block_size_with_mt(bkpinfo->internal_tape_block_size);
|
---|
[1948] | 784 | }
|
---|
| 785 |
|
---|
[128] | 786 | insist_on_this_tape_number(1);
|
---|
[3185] | 787 | mr_asprintf(outfname, "%s/tmp/all.tar.gz", bkpinfo->tmpdir);
|
---|
[128] | 788 | make_hole_for_file(outfname);
|
---|
[1] | 789 |
|
---|
[128] | 790 | log_it("Opening IN tape");
|
---|
[3191] | 791 | if (!(g_tape_stream = open_device_via_buffer(bkpinfo->media_device, 'r', bkpinfo->internal_tape_block_size))) {
|
---|
[128] | 792 | log_OS_error(g_tape_fifo);
|
---|
[541] | 793 | log_to_screen("Cannot openin stream device");
|
---|
[2520] | 794 | mr_free(outfname);
|
---|
[128] | 795 | return (1);
|
---|
| 796 | }
|
---|
[541] | 797 | log_to_screen("Reading stream");
|
---|
[128] | 798 | log_it("stream device = '%s'", bkpinfo->media_device);
|
---|
[3191] | 799 | /* skip data disks */
|
---|
[128] | 800 | open_evalcall_form("Skipping data disks on stream");
|
---|
[541] | 801 | log_to_screen("Skipping data disks on stream");
|
---|
[128] | 802 | if (!(fout = fopen(outfname, "w"))) {
|
---|
| 803 | log_OS_error(outfname);
|
---|
[541] | 804 | log_to_screen("Cannot openout datadisk all.tar.gz file");
|
---|
[2520] | 805 | mr_free(outfname);
|
---|
[128] | 806 | return (-1);
|
---|
[1] | 807 | }
|
---|
[128] | 808 | if (!(datablock = (char *) malloc(256 * 1024))) {
|
---|
[541] | 809 | log_to_screen("Unable to malloc 256*1024");
|
---|
[2520] | 810 | mr_free(outfname);
|
---|
[2240] | 811 | finish(1);
|
---|
[128] | 812 | }
|
---|
| 813 | for (i = 0; i < 32; i++) {
|
---|
| 814 | for (j = 0; j < 4; j++) {
|
---|
| 815 | for (length = 0, k = 0; length < 256 * 1024; length += k) {
|
---|
| 816 | k = fread(datablock + length, 1, 256 * 1024 - length,
|
---|
| 817 | g_tape_stream);
|
---|
| 818 | }
|
---|
[3060] | 819 | if (fwrite(datablock, 1, (size_t) length, fout)) {
|
---|
| 820 | // FIXME
|
---|
| 821 | }
|
---|
[128] | 822 | g_tape_posK += length / 1024;
|
---|
| 823 | }
|
---|
| 824 | if (i > 8) // otherwise, 'buffer' distorts calculations
|
---|
| 825 | {
|
---|
| 826 | templong = ((i - 8) * 4 + j) * 100 / (128 - 8 * 4);
|
---|
| 827 | update_evalcall_form((int) (templong));
|
---|
| 828 | }
|
---|
| 829 | }
|
---|
| 830 | paranoid_fclose(fout);
|
---|
| 831 | paranoid_free(datablock);
|
---|
[2520] | 832 |
|
---|
[1] | 833 | /* find initial blocks */
|
---|
[128] | 834 | res = read_header_block_from_stream(&size, fname, &ctrl_chr);
|
---|
| 835 | retval += res;
|
---|
| 836 | if (ctrl_chr != BLK_START_OF_TAPE) {
|
---|
| 837 | wrong_marker(BLK_START_OF_TAPE, ctrl_chr);
|
---|
| 838 | }
|
---|
| 839 | res = read_header_block_from_stream(&size, fname, &ctrl_chr);
|
---|
| 840 | retval += res;
|
---|
| 841 | if (ctrl_chr != BLK_START_OF_BACKUP) {
|
---|
| 842 | wrong_marker(BLK_START_OF_BACKUP, ctrl_chr);
|
---|
| 843 | }
|
---|
| 844 | close_evalcall_form();
|
---|
| 845 | log_it("Saved all.tar.gz to '%s'", outfname);
|
---|
[3613] | 846 | old_pwd = mr_getcwd();
|
---|
[3060] | 847 | if (chdir(bkpinfo->tmpdir)) {
|
---|
| 848 | // FIXME
|
---|
| 849 | }
|
---|
[3271] | 850 | mr_asprintf(tmp, "tar -zxf %s ./tmp/mondorestore.cfg 2> /dev/null", outfname);
|
---|
[128] | 851 | paranoid_system(tmp);
|
---|
[2520] | 852 | mr_free(tmp);
|
---|
| 853 |
|
---|
[3271] | 854 | paranoid_system("cp -f tmp/mondorestore.cfg . 2> /dev/null");
|
---|
[3613] | 855 | if (chdir(old_pwd)) {
|
---|
[3060] | 856 | // FIXME
|
---|
| 857 | }
|
---|
[3613] | 858 | mr_free(old_pwd);
|
---|
[128] | 859 | unlink(outfname);
|
---|
[2520] | 860 | mr_free(outfname);
|
---|
[128] | 861 | return (retval);
|
---|
[1] | 862 | }
|
---|
| 863 |
|
---|
| 864 |
|
---|
| 865 | /**
|
---|
| 866 | * Start writing to a CD stream.
|
---|
| 867 | * @param cddev The CD device to openout via cdrecord.
|
---|
| 868 | * @param speed The speed to write at.
|
---|
| 869 | * @return 0 for success, nonzero for failure.
|
---|
| 870 | * @note This should be called only from backup processes.
|
---|
| 871 | */
|
---|
[128] | 872 | int openout_cdstream(char *cddev, int speed)
|
---|
[1] | 873 | {
|
---|
[128] | 874 | /*@ buffers ***************************************************** */
|
---|
[2520] | 875 | char *command = NULL;
|
---|
[1] | 876 |
|
---|
[128] | 877 | /*@ end vars *************************************************** */
|
---|
[1] | 878 |
|
---|
[3191] | 879 | if (cddev == NULL) {
|
---|
| 880 | log_to_screen("Failed to openout NULL cddev");
|
---|
| 881 | return (1);
|
---|
| 882 | }
|
---|
[2520] | 883 | /* add 'dummy' if testing */
|
---|
[3185] | 884 | mr_asprintf(command, "cdrecord -eject dev=%s speed=%d fs=24m -waiti - >> %s 2>> %s", cddev, speed, MONDO_LOGFILE, MONDO_LOGFILE);
|
---|
[2520] | 885 | /* initialise the catalog */
|
---|
[128] | 886 | g_current_media_number = 1;
|
---|
| 887 | if (!(g_tapecatalog = malloc(sizeof(struct s_tapecatalog)))) {
|
---|
| 888 | fatal_error("Cannot alloc mem for tape catalog");
|
---|
| 889 | }
|
---|
| 890 | g_tapecatalog->entries = 0;
|
---|
[2520] | 891 | /* log stuff */
|
---|
[128] | 892 | log_it("Opening OUT cdstream with the command");
|
---|
| 893 | log_it(command);
|
---|
[2520] | 894 | /* log_it("Let's see what happens, shall we?"); */
|
---|
[128] | 895 | g_tape_stream = popen(command, "w");
|
---|
[2520] | 896 | mr_free(command);
|
---|
| 897 |
|
---|
[128] | 898 | if (g_tape_stream) {
|
---|
| 899 | return (0);
|
---|
| 900 | } else {
|
---|
[541] | 901 | log_to_screen("Failed to openout to cdstream (fifo)");
|
---|
[128] | 902 | return (1);
|
---|
| 903 | }
|
---|
[1] | 904 | }
|
---|
| 905 |
|
---|
[2520] | 906 |
|
---|
[1] | 907 | /**
|
---|
| 908 | * Start writing to a tape device for the backup.
|
---|
[1948] | 909 | * Handle OBDR if we were asked to do so
|
---|
[1] | 910 | * @param tapedev The tape device to open for writing.
|
---|
| 911 | * @return 0 for success, nonzero for failure.
|
---|
| 912 | * @note This should be called ONLY from backup processes. It will OVERWRITE ANY
|
---|
| 913 | * EXISTING DATA on the tape!
|
---|
| 914 | */
|
---|
[1954] | 915 | int openout_tape() {
|
---|
[1] | 916 |
|
---|
[1954] | 917 | g_current_media_number = 1;
|
---|
| 918 | if (g_tape_stream) {
|
---|
| 919 | log_it("FYI - I won't 'openout' the tape. It's already open.");
|
---|
[128] | 920 | return (0);
|
---|
[1] | 921 | }
|
---|
[3191] | 922 | if (bkpinfo->media_device == NULL) {
|
---|
| 923 | log_it("Unable to openout NULL device");
|
---|
| 924 | return(1);
|
---|
[1954] | 925 | }
|
---|
[3191] | 926 | g_tapecatalog = mr_malloc(sizeof(struct s_tapecatalog));
|
---|
[1954] | 927 | g_tapecatalog->entries = 0;
|
---|
| 928 | g_tape_posK = 0;
|
---|
[1] | 929 |
|
---|
[1956] | 930 | if (bkpinfo->use_obdr) {
|
---|
[1954] | 931 | create_obdr();
|
---|
| 932 | } else {
|
---|
| 933 | set_tape_block_size_with_mt(bkpinfo->internal_tape_block_size);
|
---|
| 934 | }
|
---|
| 935 | log_it("Opening OUT tape");
|
---|
[3191] | 936 | if (!(g_tape_stream = open_device_via_buffer(bkpinfo->media_device, 'w', bkpinfo->internal_tape_block_size))) {
|
---|
[1954] | 937 | log_OS_error(g_tape_fifo);
|
---|
| 938 | log_to_screen("Cannot openin stream device");
|
---|
| 939 | return (1);
|
---|
| 940 | }
|
---|
| 941 | return (0);
|
---|
| 942 | }
|
---|
[1] | 943 |
|
---|
| 944 |
|
---|
| 945 |
|
---|
[1954] | 946 |
|
---|
[1] | 947 | /**
|
---|
| 948 | * Copy a file from the opened stream (CD or tape) to @p outfile.
|
---|
| 949 | * @param outfile The file to write to.
|
---|
| 950 | * @param size The size of the file in the input stream.
|
---|
| 951 | * @return 0 for success, nonzero for failure.
|
---|
| 952 | */
|
---|
| 953 | int
|
---|
[1645] | 954 | read_file_from_stream_to_file(char *outfile, long long size)
|
---|
[1] | 955 | {
|
---|
| 956 |
|
---|
[128] | 957 | /*@ int ******************************************************** */
|
---|
| 958 | int res;
|
---|
[1] | 959 |
|
---|
[128] | 960 | /*@ end vars *************************************************** */
|
---|
[1] | 961 |
|
---|
[1645] | 962 | res = read_file_from_stream_FULL(outfile, NULL, size);
|
---|
[1] | 963 |
|
---|
[128] | 964 | return (res);
|
---|
[1] | 965 | }
|
---|
| 966 |
|
---|
| 967 |
|
---|
| 968 |
|
---|
| 969 | /**
|
---|
| 970 | * Copy a file from the currently opened stream (CD or tape) to the stream indicated
|
---|
| 971 | * by @p fout.
|
---|
| 972 | * @param bkpinfo The backup information structure. @c bkpinfo->media_size is the only field used.
|
---|
| 973 | * @param fout The stream to write the file to.
|
---|
| 974 | * @param size The size of the file in bytes.
|
---|
| 975 | * @return 0 for success, nonzero for failure.
|
---|
| 976 | */
|
---|
| 977 | int
|
---|
[1645] | 978 | read_file_from_stream_to_stream(FILE * fout, long long size)
|
---|
[1] | 979 | {
|
---|
| 980 |
|
---|
[128] | 981 | /*@ int ******************************************************** */
|
---|
| 982 | int res;
|
---|
[1] | 983 |
|
---|
[128] | 984 | /*@ end vars *************************************************** */
|
---|
[1] | 985 |
|
---|
[1645] | 986 | res = read_file_from_stream_FULL(NULL, fout, size);
|
---|
[1] | 987 | /* fflush(g_tape_stream);
|
---|
| 988 | fflush(fout);*/
|
---|
[128] | 989 | return (res);
|
---|
[1] | 990 | }
|
---|
| 991 |
|
---|
| 992 |
|
---|
| 993 |
|
---|
| 994 | /**
|
---|
| 995 | * Copy a file from the currently opened stream (CD or tape) to either a
|
---|
| 996 | * @c FILE pointer indicating a currently-opened file, or a filename indicating
|
---|
| 997 | * a new file to create. This is the backbone function that read_file_from_stream_to_file()
|
---|
| 998 | * and read_file_from_stream_to_stream() are wrappers for.
|
---|
| 999 | * @param bkpinfo The backup information structure. @c bkpinfo->media_size is the only field used.
|
---|
| 1000 | * @param outfname If non-NULL, write to this file.
|
---|
| 1001 | * @param foutstream If non-NULL, write to this stream.
|
---|
| 1002 | * @param orig_size The original length of the file in bytes.
|
---|
| 1003 | * @return 0 for success, nonzero for failure.
|
---|
| 1004 | * @note Only @b one of @p outfname or @p foutstream may be non-NULL.
|
---|
| 1005 | */
|
---|
| 1006 | int
|
---|
[1645] | 1007 | read_file_from_stream_FULL(char *outfname, FILE * foutstream, long long orig_size)
|
---|
[1] | 1008 | {
|
---|
[128] | 1009 | /*@ buffers ***************************************************** */
|
---|
| 1010 | char *datablock;
|
---|
| 1011 | char *temp_fname;
|
---|
| 1012 | char *temp_cksum;
|
---|
[2520] | 1013 | char *actual_cksum = NULL;
|
---|
[1] | 1014 |
|
---|
[128] | 1015 | /*@ int ********************************************************* */
|
---|
| 1016 | int retval = 0;
|
---|
[1] | 1017 | #ifdef EXTRA_TAPE_CHECKSUMS
|
---|
[128] | 1018 | int i, ch;
|
---|
[1] | 1019 | #endif
|
---|
[128] | 1020 | int noof_blocks;
|
---|
| 1021 | int ctrl_chr;
|
---|
| 1022 | int res;
|
---|
| 1023 | /*@ pointers **************************************************** */
|
---|
| 1024 | FILE *fout;
|
---|
[1] | 1025 |
|
---|
[128] | 1026 | /*@ long ***************************************************** */
|
---|
[1899] | 1027 | long bytes_to_write = 0L /*,i */ ;
|
---|
[1] | 1028 | // long bytes_successfully_read_in_this_time = 0;
|
---|
| 1029 |
|
---|
[128] | 1030 | /*@ long long *************************************************** */
|
---|
| 1031 | long long temp_size, size;
|
---|
| 1032 | long bytes_read, bytes_to_read;
|
---|
| 1033 | long long total_read_from_tape_for_this_file = 0;
|
---|
| 1034 | long long where_I_was_before_tape_change = 0;
|
---|
| 1035 | /*@ unsigned int ************************************************ */
|
---|
| 1036 | /* unsigned int ch; */
|
---|
| 1037 | unsigned int crc16;
|
---|
| 1038 | unsigned int crctt;
|
---|
[1] | 1039 |
|
---|
[128] | 1040 | /*@ init ******************************************************* */
|
---|
| 1041 | malloc_string(temp_fname);
|
---|
| 1042 | malloc_string(temp_cksum);
|
---|
| 1043 | datablock = malloc(TAPE_BLOCK_SIZE);
|
---|
| 1044 | crc16 = 0;
|
---|
| 1045 | crctt = 0;
|
---|
| 1046 | size = orig_size;
|
---|
[1] | 1047 |
|
---|
[128] | 1048 | /*@ end vars *************************************************** */
|
---|
[1] | 1049 |
|
---|
[128] | 1050 | res = read_header_block_from_stream(&temp_size, temp_fname, &ctrl_chr);
|
---|
[3060] | 1051 | if (res) {
|
---|
| 1052 | // FIXME
|
---|
| 1053 | }
|
---|
[128] | 1054 | if (orig_size != temp_size && orig_size != -1) {
|
---|
[3191] | 1055 | log_to_screen("output file's size should be %ld K but is apparently %ld K", (long) size >> 10, (long) temp_size >> 10);
|
---|
[128] | 1056 | }
|
---|
| 1057 | if (ctrl_chr != BLK_START_FILE) {
|
---|
| 1058 | wrong_marker(BLK_START_FILE, ctrl_chr);
|
---|
| 1059 | return (1);
|
---|
| 1060 | }
|
---|
[1] | 1061 |
|
---|
[128] | 1062 | if (foutstream) {
|
---|
| 1063 | fout = foutstream;
|
---|
| 1064 | } else {
|
---|
| 1065 | fout = fopen(outfname, "w");
|
---|
[1] | 1066 | }
|
---|
[128] | 1067 | if (!fout) {
|
---|
| 1068 | log_OS_error(outfname);
|
---|
[541] | 1069 | log_to_screen("Cannot openout file");
|
---|
[128] | 1070 | return (1);
|
---|
| 1071 | }
|
---|
| 1072 | total_read_from_tape_for_this_file = 0;
|
---|
| 1073 | for (noof_blocks = 0; size > 0;
|
---|
| 1074 | noof_blocks++, size -=
|
---|
| 1075 | bytes_to_write, total_read_from_tape_for_this_file +=
|
---|
| 1076 | bytes_read) {
|
---|
| 1077 | bytes_to_write =
|
---|
| 1078 | (size < TAPE_BLOCK_SIZE) ? (long) size : TAPE_BLOCK_SIZE;
|
---|
| 1079 | bytes_to_read = TAPE_BLOCK_SIZE;
|
---|
| 1080 | bytes_read = fread(datablock, 1, bytes_to_read, g_tape_stream);
|
---|
| 1081 | while (bytes_read < bytes_to_read) { // next tape!
|
---|
| 1082 | // crctt=crc16=0;
|
---|
| 1083 | where_I_was_before_tape_change = size;
|
---|
| 1084 | log_msg(4, "where_I_was_... = %lld",
|
---|
| 1085 | where_I_was_before_tape_change);
|
---|
[1645] | 1086 | start_to_read_from_next_tape();
|
---|
[128] | 1087 | log_msg(4, "Started reading from next tape.");
|
---|
| 1088 | skip_incoming_files_until_we_find_this_one(temp_fname);
|
---|
| 1089 | log_msg(4, "Skipped irrelevant files OK.");
|
---|
| 1090 | for (size = orig_size; size > where_I_was_before_tape_change;
|
---|
| 1091 | size -= bytes_to_write) {
|
---|
[3060] | 1092 | bytes_read = fread(datablock, 1, bytes_to_read, g_tape_stream);
|
---|
[128] | 1093 | }
|
---|
| 1094 | log_msg(4, "'size' is now %lld (should be %lld)", size,
|
---|
| 1095 | where_I_was_before_tape_change);
|
---|
| 1096 | log_to_screen("Successfully re-sync'd tape");
|
---|
| 1097 | bytes_read = fread(datablock, 1, bytes_to_read, g_tape_stream);
|
---|
| 1098 | }
|
---|
[1] | 1099 |
|
---|
[3060] | 1100 | if (fwrite(datablock, 1, (size_t) bytes_to_write, fout)) { // for blocking reasons, bytes_successfully_read_in isn't necessarily the same as bytes_to_write
|
---|
| 1101 | // FIXME
|
---|
| 1102 | }
|
---|
[1] | 1103 |
|
---|
| 1104 | #ifdef EXTRA_TAPE_CHECKSUMS
|
---|
[128] | 1105 | for (i = 0; i < (int) bytes_to_write; i++) {
|
---|
| 1106 | ch = datablock[i];
|
---|
| 1107 | crc16 = updcrcr(crc16, (unsigned) ch);
|
---|
| 1108 | crctt = updcrc(crctt, (unsigned) ch);
|
---|
| 1109 | }
|
---|
[1] | 1110 | #endif
|
---|
[128] | 1111 | }
|
---|
| 1112 | log_msg(6, "Total read from tape for this file = %lld",
|
---|
| 1113 | total_read_from_tape_for_this_file);
|
---|
| 1114 | log_msg(6, ".......................... Should be %lld", orig_size);
|
---|
| 1115 | g_tape_posK += total_read_from_tape_for_this_file / 1024;
|
---|
[3185] | 1116 | mr_asprintf(actual_cksum, "%04x%04x", crc16, crctt);
|
---|
[128] | 1117 | if (foutstream) { /*log_it("Finished writing to foutstream"); */
|
---|
| 1118 | } else {
|
---|
| 1119 | paranoid_fclose(fout);
|
---|
| 1120 | }
|
---|
| 1121 | res = read_header_block_from_stream(&temp_size, temp_cksum, &ctrl_chr);
|
---|
| 1122 | if (ctrl_chr != BLK_STOP_FILE) {
|
---|
| 1123 | wrong_marker(BLK_STOP_FILE, ctrl_chr);
|
---|
| 1124 | }
|
---|
| 1125 | if (strcmp(temp_cksum, actual_cksum)) {
|
---|
[3191] | 1126 | log_to_screen("actual cksum=%s; recorded cksum=%s", actual_cksum, temp_cksum);
|
---|
| 1127 | log_to_screen("%s (%ld K) is corrupt on tape", temp_fname, (long) orig_size >> 10);
|
---|
[128] | 1128 | retval++;
|
---|
| 1129 | }
|
---|
[2520] | 1130 | mr_free(actual_cksum);
|
---|
| 1131 |
|
---|
[128] | 1132 | paranoid_free(datablock);
|
---|
| 1133 | paranoid_free(temp_fname);
|
---|
| 1134 | paranoid_free(temp_cksum);
|
---|
| 1135 | return (retval);
|
---|
[1] | 1136 | }
|
---|
| 1137 |
|
---|
| 1138 |
|
---|
| 1139 |
|
---|
| 1140 | /**
|
---|
| 1141 | * Read a header block from the currently opened stream (CD or tape).
|
---|
| 1142 | * This block indicates the length of the following file (if it's file-related)
|
---|
| 1143 | * the filename (if it's file-related), and the block type.
|
---|
| 1144 | * @param plen Where to put the length of the file. Valid only for file-related header blocks.
|
---|
| 1145 | * @param filename Where to put the name of the file. Valid only for file-related header blocks.
|
---|
| 1146 | * @param pcontrol_char Where to put the type of block (e.g. start-file, end-file, start-tape, ...)
|
---|
| 1147 | * @return 0 for success, nonzero for failure.
|
---|
| 1148 | * @note If you read a marker (@p pcontrol_char) you're not expecting, you can call wrong_marker().
|
---|
| 1149 | */
|
---|
| 1150 | int
|
---|
[128] | 1151 | read_header_block_from_stream(long long *plen, char *filename,
|
---|
| 1152 | int *pcontrol_char)
|
---|
[1] | 1153 | {
|
---|
| 1154 |
|
---|
[128] | 1155 | /*@ buffers ***************************************************** */
|
---|
| 1156 | char *tempblock;
|
---|
[3611] | 1157 | char *tmp = NULL;
|
---|
[1] | 1158 |
|
---|
[128] | 1159 | /*@ int ********************************************************* */
|
---|
| 1160 | int i, retval;
|
---|
[1] | 1161 |
|
---|
[128] | 1162 | /*@ end vars *************************************************** */
|
---|
[1] | 1163 |
|
---|
[128] | 1164 | tempblock = (char *) malloc((size_t) TAPE_BLOCK_SIZE);
|
---|
[1] | 1165 |
|
---|
[128] | 1166 | for (i = 0; i < (int) TAPE_BLOCK_SIZE; i++) {
|
---|
| 1167 | tempblock[i] = 0;
|
---|
| 1168 | }
|
---|
| 1169 | while (!(*pcontrol_char = tempblock[7000])) {
|
---|
[3060] | 1170 | g_tape_posK += fread(tempblock, 1, (size_t) TAPE_BLOCK_SIZE, g_tape_stream) / 1024;
|
---|
[128] | 1171 | }
|
---|
| 1172 | memcpy((char *) plen, tempblock + 7001, sizeof(long long));
|
---|
[1934] | 1173 | if (strcmp(tempblock + 6000 + *pcontrol_char, STR_HEADER)) {
|
---|
[128] | 1174 | log_it("Bad header block at %ld K", (long) g_tape_posK);
|
---|
| 1175 | }
|
---|
| 1176 | strcpy(filename, tempblock + 1000);
|
---|
| 1177 | if (*pcontrol_char == BLK_ABORTED_BACKUP) {
|
---|
| 1178 | log_to_screen("I can't verify an aborted backup.");
|
---|
| 1179 | retval = 1;
|
---|
| 1180 | } else {
|
---|
| 1181 | retval = 0;
|
---|
| 1182 | }
|
---|
| 1183 | for (i = 1000; i < 1020; i++) {
|
---|
| 1184 | if (tempblock[i] < 32 || tempblock[i] > 126) {
|
---|
| 1185 | tempblock[i] = ' ';
|
---|
| 1186 | }
|
---|
| 1187 | }
|
---|
| 1188 | tempblock[i] = '\0';
|
---|
[3611] | 1189 | tmp = marker_to_string(*pcontrol_char);
|
---|
| 1190 | log_msg(6, "%s (fname=%s, size=%ld K)", tmp, tempblock + 1000, (long) (*plen) >> 10);
|
---|
| 1191 | mr_free(tmp);
|
---|
[128] | 1192 | paranoid_free(tempblock);
|
---|
| 1193 | return (retval);
|
---|
[1] | 1194 | }
|
---|
| 1195 |
|
---|
| 1196 |
|
---|
| 1197 |
|
---|
| 1198 | /**
|
---|
| 1199 | * Add specified file/slice to the internal catalog of all archives written.
|
---|
| 1200 | * This lets us restart on a new CD/tape/whatever if it runs out of room. We just
|
---|
| 1201 | * write the last [buffer size] MB from the catalog to the new tape, so we know
|
---|
| 1202 | * we have @e all archives on some CD/tape/whatever.
|
---|
| 1203 | * @param type The type of file we're cataloging (afioball, slice, something else)
|
---|
| 1204 | * @param number The fileset number or biggiefile number.
|
---|
| 1205 | * @param aux The slice number if it's a biggiefile, or any other additional info.
|
---|
| 1206 | * @param fn The original full pathname of the file we're recording.
|
---|
| 1207 | * @return The index of the record we just added.
|
---|
| 1208 | */
|
---|
[128] | 1209 | int register_in_tape_catalog(t_archtype type, int number, long aux,
|
---|
| 1210 | char *fn)
|
---|
[1] | 1211 | {
|
---|
[128] | 1212 | int last;
|
---|
[2176] | 1213 | char fname[MAX_TAPECAT_FNAME_LEN+1];
|
---|
[128] | 1214 | char *p;
|
---|
[1] | 1215 |
|
---|
[128] | 1216 | p = strrchr(fn, '/');
|
---|
| 1217 | if (p) {
|
---|
| 1218 | p++;
|
---|
| 1219 | } else {
|
---|
| 1220 | p = fn;
|
---|
| 1221 | }
|
---|
| 1222 | strncpy(fname, p, MAX_TAPECAT_FNAME_LEN);
|
---|
| 1223 | fname[MAX_TAPECAT_FNAME_LEN] = '\0';
|
---|
| 1224 | last = g_tapecatalog->entries;
|
---|
| 1225 | if (last >= MAX_TAPECATALOG_ENTRIES) {
|
---|
| 1226 | log_it
|
---|
| 1227 | ("Warning - can't log #%d in tape catalog - too many entries already",
|
---|
| 1228 | number);
|
---|
| 1229 | return (-1);
|
---|
| 1230 | }
|
---|
| 1231 | g_tapecatalog->el[last].type = type;
|
---|
| 1232 | g_tapecatalog->el[last].number = number;
|
---|
| 1233 | g_tapecatalog->el[last].aux = aux;
|
---|
| 1234 | g_tapecatalog->el[last].tape_posK = g_tape_posK;
|
---|
| 1235 | strcpy(g_tapecatalog->el[last].fname, fname);
|
---|
| 1236 | g_tapecatalog->entries++;
|
---|
| 1237 | return (last); // returns the index of the record we've jsut added
|
---|
[1] | 1238 | }
|
---|
| 1239 |
|
---|
| 1240 |
|
---|
| 1241 |
|
---|
| 1242 |
|
---|
| 1243 | /**
|
---|
| 1244 | * Decide whether we should start a new tape. This is TRUE if we've run out of tape
|
---|
| 1245 | * (got SIGPIPE) or look like we will.
|
---|
| 1246 | * @param mediasize The size of the tape in megabytes.
|
---|
| 1247 | * @param length_of_incoming_file The length of the file we're about to write, in bytes.
|
---|
| 1248 | * @bug This seems like it'll only work for media_size != autodetect, but Mondo only allows
|
---|
| 1249 | * autodetecting the size. Huh?
|
---|
| 1250 | */
|
---|
[684] | 1251 |
|
---|
[3430] | 1252 | /* TODO: Should be reviewed for mediasize being a off_t ??? */
|
---|
[1] | 1253 | bool
|
---|
[128] | 1254 | should_we_write_to_next_tape(long mediasize,
|
---|
[684] | 1255 | off_t length_of_incoming_file)
|
---|
[1] | 1256 | {
|
---|
[128] | 1257 | /*@ bool's ***************************************************** */
|
---|
| 1258 | bool we_need_a_new_tape = FALSE;
|
---|
[1] | 1259 |
|
---|
[128] | 1260 | /*@ end vars *************************************************** */
|
---|
[1] | 1261 |
|
---|
[128] | 1262 | if (mediasize == 0) {
|
---|
| 1263 | return (FALSE);
|
---|
| 1264 | }
|
---|
| 1265 | if (mediasize > 0 && (g_tape_posK >> 10 >= mediasize)) {
|
---|
| 1266 | log_it("mediasize = %ld", mediasize);
|
---|
| 1267 | we_need_a_new_tape = TRUE;
|
---|
[541] | 1268 | log_to_screen("Should have started a new tape/CD already");
|
---|
[128] | 1269 | }
|
---|
| 1270 | if ((g_tape_posK + length_of_incoming_file / 1024) >> 10 >=
|
---|
| 1271 | mediasize - (SLICE_SIZE * 4 / 1024)) {
|
---|
| 1272 | log_it("g_tape_posK = %ld\nmediasize = %ld\n", g_tape_posK,
|
---|
| 1273 | mediasize);
|
---|
| 1274 | we_need_a_new_tape = TRUE;
|
---|
| 1275 | }
|
---|
| 1276 | return (we_need_a_new_tape);
|
---|
[1] | 1277 | }
|
---|
| 1278 |
|
---|
| 1279 |
|
---|
| 1280 | /**
|
---|
| 1281 | * Seek through the stream until we find a header block where the NAME field matches
|
---|
| 1282 | * @p the_file_I_was_reading. This is useful if you've just started reading from
|
---|
| 1283 | * a new tape and want to find the file you were reading when the tape ended.
|
---|
| 1284 | * @param the_file_I_was_reading File name to look for.
|
---|
| 1285 | * @return 0 for success, nonzero for failure.
|
---|
| 1286 | */
|
---|
[128] | 1287 | int skip_incoming_files_until_we_find_this_one(char
|
---|
| 1288 | *the_file_I_was_reading)
|
---|
[1] | 1289 | {
|
---|
[128] | 1290 | char *pA;
|
---|
| 1291 | char *pB;
|
---|
| 1292 | int res;
|
---|
| 1293 | int ctrl_chr;
|
---|
| 1294 | char *temp_fname;
|
---|
| 1295 | char *datablock;
|
---|
| 1296 | long long temp_size, size;
|
---|
| 1297 | long bytes_to_write;
|
---|
[1] | 1298 |
|
---|
[128] | 1299 | datablock = malloc(TAPE_BLOCK_SIZE);
|
---|
| 1300 | malloc_string(temp_fname);
|
---|
| 1301 | pB = strrchr(the_file_I_was_reading, '/');
|
---|
| 1302 | if (pB) {
|
---|
| 1303 | pB++;
|
---|
| 1304 | } else {
|
---|
| 1305 | pB = the_file_I_was_reading;
|
---|
[1] | 1306 | }
|
---|
[128] | 1307 | log_msg(1, "skip_incoming_..(%s)", pB);
|
---|
| 1308 | log_msg(2, "Looking for initial START_AN_AFIO_OR_SLICE");
|
---|
| 1309 | ctrl_chr = -1;
|
---|
| 1310 | while (ctrl_chr != BLK_START_AN_AFIO_OR_SLICE) {
|
---|
[3060] | 1311 | res = read_header_block_from_stream(&temp_size, temp_fname, &ctrl_chr);
|
---|
| 1312 | if (res) {
|
---|
| 1313 | // FIXME
|
---|
| 1314 | }
|
---|
[128] | 1315 | if (ctrl_chr == BLK_START_AN_AFIO_OR_SLICE) {
|
---|
| 1316 | break;
|
---|
| 1317 | }
|
---|
| 1318 | log_msg(1, "%lld %s %c", temp_size, temp_fname, ctrl_chr);
|
---|
| 1319 | wrong_marker(BLK_START_AN_AFIO_OR_SLICE, ctrl_chr);
|
---|
| 1320 | log_msg(3, "Still trying to re-sync w/ tape");
|
---|
| 1321 | }
|
---|
| 1322 | while (ctrl_chr != BLK_START_FILE) {
|
---|
[3060] | 1323 | res = read_header_block_from_stream(&temp_size, temp_fname, &ctrl_chr);
|
---|
[3191] | 1324 | if (res) {
|
---|
| 1325 | //FIXME
|
---|
| 1326 | }
|
---|
[128] | 1327 | if (ctrl_chr == BLK_START_FILE) {
|
---|
| 1328 | break;
|
---|
| 1329 | }
|
---|
| 1330 | log_msg(1, "%lld %s %c", temp_size, temp_fname, ctrl_chr);
|
---|
| 1331 | wrong_marker(BLK_START_FILE, ctrl_chr);
|
---|
| 1332 | log_msg(3, "Still trying to re-sync w/ tape");
|
---|
| 1333 | }
|
---|
| 1334 | pA = strrchr(temp_fname, '/');
|
---|
| 1335 | if (pA) {
|
---|
| 1336 | pA++;
|
---|
| 1337 | } else {
|
---|
| 1338 | pA = temp_fname;
|
---|
| 1339 | }
|
---|
| 1340 | pB = strrchr(the_file_I_was_reading, '/');
|
---|
| 1341 | if (pB) {
|
---|
| 1342 | pB++;
|
---|
| 1343 | } else {
|
---|
| 1344 | pB = the_file_I_was_reading;
|
---|
| 1345 | }
|
---|
| 1346 | while (strcmp(pA, pB)) {
|
---|
[3191] | 1347 | log_msg(6, "Skipping %s (it's not %s)", temp_fname, the_file_I_was_reading);
|
---|
[128] | 1348 | for (size = temp_size; size > 0; size -= bytes_to_write) {
|
---|
| 1349 | bytes_to_write =
|
---|
| 1350 | (size < TAPE_BLOCK_SIZE) ? (long) size : TAPE_BLOCK_SIZE;
|
---|
[3060] | 1351 | if (fread(datablock, 1, (size_t) TAPE_BLOCK_SIZE, g_tape_stream)) {
|
---|
| 1352 | // FIXME - needs error-checking and -catching
|
---|
| 1353 | }
|
---|
[128] | 1354 | }
|
---|
[3060] | 1355 | res = read_header_block_from_stream(&temp_size, temp_fname, &ctrl_chr);
|
---|
[128] | 1356 | if (ctrl_chr != BLK_STOP_FILE) {
|
---|
| 1357 | wrong_marker(BLK_STOP_FILE, ctrl_chr);
|
---|
| 1358 | }
|
---|
[3060] | 1359 | res = read_header_block_from_stream(&temp_size, temp_fname, &ctrl_chr);
|
---|
[128] | 1360 | if (ctrl_chr != BLK_STOP_AN_AFIO_OR_SLICE) {
|
---|
| 1361 | wrong_marker(BLK_STOP_AN_AFIO_OR_SLICE, ctrl_chr);
|
---|
| 1362 | }
|
---|
[3060] | 1363 | res = read_header_block_from_stream(&temp_size, temp_fname, &ctrl_chr);
|
---|
[128] | 1364 | if (ctrl_chr != BLK_START_AN_AFIO_OR_SLICE) {
|
---|
| 1365 | wrong_marker(BLK_START_AN_AFIO_OR_SLICE, ctrl_chr);
|
---|
| 1366 | }
|
---|
[3060] | 1367 | res = read_header_block_from_stream(&temp_size, temp_fname, &ctrl_chr);
|
---|
[128] | 1368 | if (ctrl_chr != BLK_START_FILE) {
|
---|
| 1369 | wrong_marker(BLK_START_FILE, ctrl_chr);
|
---|
| 1370 | }
|
---|
| 1371 | pA = strrchr(temp_fname, '/');
|
---|
| 1372 | if (pA) {
|
---|
| 1373 | pA++;
|
---|
| 1374 | } else {
|
---|
| 1375 | pA = temp_fname;
|
---|
| 1376 | }
|
---|
| 1377 | pB = strrchr(the_file_I_was_reading, '/');
|
---|
| 1378 | if (pB) {
|
---|
| 1379 | pB++;
|
---|
| 1380 | } else {
|
---|
| 1381 | pB = the_file_I_was_reading;
|
---|
| 1382 | }
|
---|
| 1383 | }
|
---|
[3191] | 1384 | log_msg(2, "Reading %s (it matches %s)", temp_fname, the_file_I_was_reading);
|
---|
[128] | 1385 | paranoid_free(temp_fname);
|
---|
| 1386 | paranoid_free(datablock);
|
---|
| 1387 | return (0);
|
---|
[1] | 1388 | }
|
---|
| 1389 |
|
---|
| 1390 |
|
---|
| 1391 | /**
|
---|
| 1392 | * Start to read from the next tape. Assumes the user has already inserted it.
|
---|
| 1393 | * @param bkpinfo The backup information structure. @c bkpinfo->media_device is the only field used.
|
---|
| 1394 | * @return 0 for success, nonzero for failure.
|
---|
| 1395 | */
|
---|
[1645] | 1396 | int start_to_read_from_next_tape()
|
---|
[1] | 1397 | {
|
---|
[128] | 1398 | /*@ int ********************************************************* */
|
---|
| 1399 | int res = 0;
|
---|
| 1400 | char *sz_msg;
|
---|
| 1401 | int ctrlchr;
|
---|
| 1402 | long long temp_size;
|
---|
| 1403 | malloc_string(sz_msg);
|
---|
| 1404 | /*@ end vars *************************************************** */
|
---|
[1] | 1405 |
|
---|
[3191] | 1406 | if (bkpinfo->media_device == NULL) {
|
---|
| 1407 | log_it("Unable to open in from NULL device");
|
---|
| 1408 | return (1);
|
---|
| 1409 | }
|
---|
| 1410 |
|
---|
[128] | 1411 | paranoid_pclose(g_tape_stream);
|
---|
[1934] | 1412 | sync();
|
---|
| 1413 | sync();
|
---|
| 1414 | sync();
|
---|
[128] | 1415 | log_it("Next tape requested.");
|
---|
| 1416 | insist_on_this_tape_number(g_current_media_number + 1); // will increment it, too
|
---|
| 1417 | log_it("Opening IN the next tape");
|
---|
[3191] | 1418 | if (!(g_tape_stream = open_device_via_buffer(bkpinfo->media_device, 'r', bkpinfo->internal_tape_block_size))) {
|
---|
[128] | 1419 | log_OS_error(g_tape_fifo);
|
---|
[541] | 1420 | log_to_screen("Cannot openin stream device");
|
---|
[128] | 1421 | return (1);
|
---|
| 1422 | }
|
---|
| 1423 | g_tape_posK = 0;
|
---|
| 1424 | g_sigpipe = FALSE;
|
---|
| 1425 | res += read_header_block_from_stream(&temp_size, sz_msg, &ctrlchr); /* just in case */
|
---|
| 1426 | if (ctrlchr != BLK_START_OF_TAPE) {
|
---|
| 1427 | wrong_marker(BLK_START_OF_TAPE, ctrlchr);
|
---|
| 1428 | }
|
---|
| 1429 | res += read_header_block_from_stream(&temp_size, sz_msg, &ctrlchr); /* just in case */
|
---|
| 1430 | if (ctrlchr != BLK_START_OF_BACKUP) {
|
---|
| 1431 | wrong_marker(BLK_START_OF_BACKUP, ctrlchr);
|
---|
| 1432 | } else {
|
---|
| 1433 | log_msg(3, "Next tape opened OK. Whoopee!");
|
---|
| 1434 | }
|
---|
| 1435 | paranoid_free(sz_msg);
|
---|
| 1436 | return (res);
|
---|
[1] | 1437 | }
|
---|
| 1438 |
|
---|
| 1439 |
|
---|
| 1440 |
|
---|
| 1441 | /**
|
---|
| 1442 | * Start to write to the next tape. Assume the user has already inserted it.
|
---|
| 1443 | * @param bkpinfo The backup information structure. @c bkpinfo->media_device is the only field used.
|
---|
| 1444 | * @return 0 for success, nonzero for failure.
|
---|
| 1445 | */
|
---|
[1645] | 1446 | int start_to_write_to_next_tape()
|
---|
[1] | 1447 | {
|
---|
[128] | 1448 | int res = 0;
|
---|
[2520] | 1449 | char *command = NULL;
|
---|
| 1450 |
|
---|
[3191] | 1451 | if (bkpinfo->media_device == NULL) {
|
---|
| 1452 | log_it("Unable to open out from NULL device");
|
---|
| 1453 | return (1);
|
---|
| 1454 | }
|
---|
| 1455 |
|
---|
[128] | 1456 | paranoid_pclose(g_tape_stream);
|
---|
[3191] | 1457 | sync();
|
---|
| 1458 | sync();
|
---|
| 1459 | sync();
|
---|
[128] | 1460 | log_it("New tape requested.");
|
---|
| 1461 | insist_on_this_tape_number(g_current_media_number + 1); // will increment g_current_media, too
|
---|
| 1462 | if (bkpinfo->backup_media_type == cdstream) {
|
---|
[3191] | 1463 | mr_asprintf(command, "cdrecord -eject dev=%s speed=%d fs=24m -waiti - >> %s 2>> %s", bkpinfo->media_device, bkpinfo->cdrw_speed, MONDO_LOGFILE, MONDO_LOGFILE);
|
---|
[128] | 1464 | log_it("Opening OUT to next CD with the command");
|
---|
| 1465 | log_it(command);
|
---|
| 1466 | log_it("Let's see what happens, shall we?");
|
---|
| 1467 | g_tape_stream = popen(command, "w");
|
---|
[2520] | 1468 | mr_free(command);
|
---|
| 1469 |
|
---|
[128] | 1470 | if (!g_tape_stream) {
|
---|
[541] | 1471 | log_to_screen("Failed to openout to cdstream (fifo)");
|
---|
[128] | 1472 | return (1);
|
---|
| 1473 | }
|
---|
| 1474 | } else {
|
---|
| 1475 | log_it("Opening OUT to next tape");
|
---|
[3191] | 1476 | if (!(g_tape_stream = open_device_via_buffer(bkpinfo->media_device, 'w', bkpinfo->internal_tape_block_size))) {
|
---|
[128] | 1477 | log_OS_error(g_tape_fifo);
|
---|
[541] | 1478 | log_to_screen("Cannot openin stream device");
|
---|
[128] | 1479 | return (1);
|
---|
| 1480 | }
|
---|
[1] | 1481 | }
|
---|
[128] | 1482 | g_tape_posK = 0;
|
---|
| 1483 | g_sigpipe = FALSE;
|
---|
[684] | 1484 | res += write_header_block_to_stream((off_t)0, "start-of-tape", BLK_START_OF_TAPE); /* just in case */
|
---|
| 1485 | res += write_header_block_to_stream((off_t)0, "start-of-backup", BLK_START_OF_BACKUP); /* just in case */
|
---|
[128] | 1486 | return (res);
|
---|
[1] | 1487 | }
|
---|
| 1488 |
|
---|
| 1489 |
|
---|
| 1490 |
|
---|
| 1491 |
|
---|
| 1492 | /**
|
---|
| 1493 | * Write a bufferfull of the most recent archives to the tape. The
|
---|
| 1494 | * rationale behind this is a bit complex. If the previous tape ended
|
---|
| 1495 | * suddenly (EOF or otherwise) some archives were probably left in the
|
---|
| 1496 | * buffer. That means that Mondo thinks they have been written, but
|
---|
| 1497 | * the external binary @c buffer has not actually written them. So to
|
---|
| 1498 | * be safe, we start the new tape by writing the last bufferfull from
|
---|
| 1499 | * the old one. This insures that all archives will be on at least
|
---|
| 1500 | * one tape. Sounds inelegant, but it works.
|
---|
| 1501 | * @param bkpinfo The backup information structure. @c bkpinfo->tmpdir is the only field used.
|
---|
| 1502 | * @return 0 for success, nonzero for failure.
|
---|
| 1503 | */
|
---|
[1645] | 1504 | int write_backcatalog_to_tape()
|
---|
[1] | 1505 | {
|
---|
[128] | 1506 | int i, last, res = 0;
|
---|
[2520] | 1507 | char *fname = NULL;
|
---|
[1] | 1508 |
|
---|
[128] | 1509 | log_msg(2, "I am now writing back catalog to tape");
|
---|
| 1510 | last = g_tapecatalog->entries - 1;
|
---|
| 1511 | for (i = 0; i <= last; i++) {
|
---|
[3185] | 1512 | mr_asprintf(fname, "%s/tmpfs/backcatalog/%s", bkpinfo->tmpdir, g_tapecatalog->el[i].fname);
|
---|
[128] | 1513 | if (!does_file_exist(fname)) {
|
---|
| 1514 | log_msg(6, "Can't write %s - it doesn't exist.", fname);
|
---|
| 1515 | } else {
|
---|
[3860] | 1516 | write_header_block_to_stream(length_of_file(fname), "start-backcatalog-afio-or-slice", BLK_START_AN_AFIO_OR_SLICE);
|
---|
[128] | 1517 | log_msg(2, "Writing %s", fname);
|
---|
[1645] | 1518 | if (write_file_to_stream_from_file(fname)) {
|
---|
[128] | 1519 | res++;
|
---|
| 1520 | log_msg(2, "%s failed", fname);
|
---|
| 1521 | }
|
---|
| 1522 | if (i != last) {
|
---|
[3860] | 1523 | write_header_block_to_stream((off_t)0, "stop-backcatalog-afio-or-slice", BLK_STOP_AN_AFIO_OR_SLICE);
|
---|
[128] | 1524 | }
|
---|
| 1525 | }
|
---|
[2520] | 1526 | mr_free(fname);
|
---|
[128] | 1527 | }
|
---|
| 1528 | log_msg(2, "Finished writing back catalog to tape");
|
---|
| 1529 | return (res);
|
---|
[1] | 1530 | }
|
---|
| 1531 |
|
---|
| 1532 |
|
---|
| 1533 |
|
---|
| 1534 | /**
|
---|
| 1535 | * Write all.tar.gz (produced by Mindi) to the first 32M of the first tape.
|
---|
| 1536 | * @param fname The path to all.tar.gz.
|
---|
| 1537 | * @return 0 for success, nonzero for failure.
|
---|
| 1538 | */
|
---|
[128] | 1539 | int write_data_disks_to_stream(char *fname)
|
---|
[1] | 1540 | {
|
---|
[128] | 1541 | /*@ pointers *************************************************** */
|
---|
| 1542 | FILE *fin;
|
---|
[1] | 1543 |
|
---|
[128] | 1544 | /*@ long ******************************************************* */
|
---|
| 1545 | long m = -1;
|
---|
| 1546 | long templong;
|
---|
[1] | 1547 |
|
---|
[128] | 1548 | /*@ int ******************************************************** */
|
---|
| 1549 | int i, j;
|
---|
[1] | 1550 |
|
---|
[128] | 1551 | /*@ buffers **************************************************** */
|
---|
| 1552 | char tempblock[256 * 1024];
|
---|
[1] | 1553 |
|
---|
[128] | 1554 | /*@ end vars *************************************************** */
|
---|
[1] | 1555 |
|
---|
[541] | 1556 | open_evalcall_form("Writing data disks to tape");
|
---|
| 1557 | log_to_screen("Writing data disks to tape");
|
---|
[128] | 1558 | log_it("Data disks = %s", fname);
|
---|
| 1559 | if (!does_file_exist(fname)) {
|
---|
[3191] | 1560 | log_to_screen("Cannot find %s", fname);
|
---|
[128] | 1561 | return (1);
|
---|
[1] | 1562 | }
|
---|
[128] | 1563 | if (!(fin = fopen(fname, "r"))) {
|
---|
| 1564 | log_OS_error(fname);
|
---|
| 1565 | fatal_error("Cannot openin the data disk");
|
---|
| 1566 | }
|
---|
| 1567 | for (i = 0; i < 32; i++) { /* 32MB */
|
---|
| 1568 | for (j = 0; j < 4; j++) { /* 256K x 4 = 1MB (1024K) */
|
---|
| 1569 | if (!feof(fin)) {
|
---|
| 1570 | m = (long) fread(tempblock, 1, 256 * 1024, fin);
|
---|
| 1571 | } else {
|
---|
| 1572 | m = 0;
|
---|
| 1573 | }
|
---|
| 1574 | for (; m < 256 * 1024; m++) {
|
---|
| 1575 | tempblock[m] = '\0';
|
---|
| 1576 | }
|
---|
| 1577 | g_tape_posK +=
|
---|
| 1578 | fwrite(tempblock, 1, 256 * 1024, g_tape_stream) / 1024;
|
---|
| 1579 | }
|
---|
| 1580 | if (i > g_tape_buffer_size_MB) // otherwise, 'buffer' distorts calculations
|
---|
| 1581 | {
|
---|
| 1582 | templong = ((i - 8) * 4 + j) * 100 / (128 - 8 * 4);
|
---|
| 1583 | update_evalcall_form((int) (templong));
|
---|
| 1584 | }
|
---|
| 1585 | }
|
---|
| 1586 | paranoid_fclose(fin);
|
---|
| 1587 | close_evalcall_form();
|
---|
| 1588 | return (0);
|
---|
[1] | 1589 | }
|
---|
| 1590 |
|
---|
| 1591 |
|
---|
| 1592 |
|
---|
| 1593 |
|
---|
| 1594 | /**
|
---|
| 1595 | * Copy @p infile to the opened stream (CD or tape).
|
---|
| 1596 | * @param bkpinfo The backup information structure. @c bkpinfo->media_size is the only field used.
|
---|
| 1597 | * @param infile The file to write to the stream.
|
---|
| 1598 | * @return 0 for success, nonzero for failure.
|
---|
| 1599 | */
|
---|
[1645] | 1600 | int write_file_to_stream_from_file(char *infile)
|
---|
[1] | 1601 | {
|
---|
[128] | 1602 | /*@ buffers **************************************************** */
|
---|
| 1603 | char datablock[TAPE_BLOCK_SIZE];
|
---|
[2520] | 1604 | char *checksum = NULL;
|
---|
[128] | 1605 | char *infile_basename;
|
---|
[1] | 1606 |
|
---|
[128] | 1607 | /*@ int ******************************************************** */
|
---|
| 1608 | int retval = 0;
|
---|
| 1609 | int noof_blocks;
|
---|
[1] | 1610 |
|
---|
[128] | 1611 | /* unsigned int ch; */
|
---|
| 1612 | unsigned int crc16;
|
---|
| 1613 | unsigned int crctt;
|
---|
[1] | 1614 |
|
---|
[128] | 1615 | /*@ pointers *************************************************** */
|
---|
| 1616 | FILE *fin;
|
---|
| 1617 | char *p;
|
---|
[1] | 1618 |
|
---|
[128] | 1619 | /*@ long ******************************************************* */
|
---|
| 1620 | long bytes_to_read = 0;
|
---|
| 1621 | long i;
|
---|
[1] | 1622 |
|
---|
[684] | 1623 | off_t filesize;
|
---|
[1] | 1624 |
|
---|
| 1625 | #ifdef EXTRA_TAPE_CHECKSUMS
|
---|
[128] | 1626 | int ch;
|
---|
[1] | 1627 | #endif
|
---|
| 1628 |
|
---|
[128] | 1629 | /*@ initialize ************************************************ */
|
---|
| 1630 | crc16 = 0;
|
---|
| 1631 | crctt = 0;
|
---|
[1] | 1632 |
|
---|
| 1633 |
|
---|
| 1634 |
|
---|
[128] | 1635 | /*@ end vars *************************************************** */
|
---|
[1] | 1636 |
|
---|
[128] | 1637 | infile_basename = strrchr(infile, '/');
|
---|
| 1638 | if (infile_basename) {
|
---|
| 1639 | infile_basename++;
|
---|
| 1640 | } else {
|
---|
| 1641 | infile_basename = infile;
|
---|
| 1642 | }
|
---|
| 1643 | filesize = length_of_file(infile);
|
---|
[3860] | 1644 | if (should_we_write_to_next_tape(bkpinfo->media_size, filesize)) {
|
---|
[1645] | 1645 | start_to_write_to_next_tape();
|
---|
| 1646 | write_backcatalog_to_tape();
|
---|
[128] | 1647 | }
|
---|
| 1648 | p = strrchr(infile, '/');
|
---|
| 1649 | if (!p) {
|
---|
| 1650 | p = infile;
|
---|
| 1651 | } else {
|
---|
| 1652 | p++;
|
---|
| 1653 | }
|
---|
[3191] | 1654 | log_it("Writing file '%s' to tape (%ld KB)", p, (long) filesize >> 10);
|
---|
[3860] | 1655 | write_header_block_to_stream(filesize, infile_basename, BLK_START_FILE);
|
---|
[1] | 1656 | //go_here_to_restart_saving_of_file:
|
---|
[128] | 1657 | if (!(fin = fopen(infile, "r"))) {
|
---|
| 1658 | log_OS_error(infile);
|
---|
| 1659 | return (1);
|
---|
[1] | 1660 | }
|
---|
[128] | 1661 | for (noof_blocks = 0; filesize > 0;
|
---|
| 1662 | noof_blocks++, filesize -= bytes_to_read) {
|
---|
| 1663 | if (filesize < TAPE_BLOCK_SIZE) {
|
---|
| 1664 | bytes_to_read = (long) filesize;
|
---|
| 1665 | for (i = 0; i < TAPE_BLOCK_SIZE; i++) {
|
---|
| 1666 | datablock[i] = '\0';
|
---|
| 1667 | }
|
---|
| 1668 | } else {
|
---|
| 1669 | bytes_to_read = TAPE_BLOCK_SIZE;
|
---|
| 1670 | }
|
---|
[3060] | 1671 | if (fread(datablock, 1, (size_t) bytes_to_read, fin)) {
|
---|
| 1672 | // FIXME
|
---|
| 1673 | }
|
---|
[128] | 1674 | g_tape_posK +=
|
---|
| 1675 | fwrite(datablock, 1, /*bytes_to_read */
|
---|
| 1676 | (size_t) TAPE_BLOCK_SIZE,
|
---|
| 1677 | g_tape_stream) / 1024;
|
---|
| 1678 | if (g_sigpipe) {
|
---|
[2230] | 1679 | log_it("Sigpipe occurred recently. I'll start a new tape.");
|
---|
[128] | 1680 | fclose(fin);
|
---|
| 1681 | g_sigpipe = FALSE;
|
---|
[1645] | 1682 | start_to_write_to_next_tape();
|
---|
| 1683 | write_backcatalog_to_tape(); // kinda-sorta recursive :)
|
---|
[128] | 1684 | return (0);
|
---|
| 1685 | }
|
---|
[1] | 1686 | #ifdef EXTRA_TAPE_CHECKSUMS
|
---|
[128] | 1687 | for (i = 0; i < bytes_to_read; i++) {
|
---|
| 1688 | ch = datablock[i];
|
---|
| 1689 | crc16 = updcrcr(crc16, (unsigned) ch);
|
---|
| 1690 | crctt = updcrc(crctt, (unsigned) ch);
|
---|
| 1691 | }
|
---|
[1] | 1692 | #endif
|
---|
[128] | 1693 | }
|
---|
| 1694 | paranoid_fclose(fin);
|
---|
[3185] | 1695 | mr_asprintf(checksum, "%04x%04x", crc16, crctt);
|
---|
[3430] | 1696 | /* TODO: what does it do ??? */
|
---|
[2520] | 1697 | write_header_block_to_stream((off_t)g_current_media_number, checksum, BLK_STOP_FILE);
|
---|
| 1698 | mr_free(checksum);
|
---|
| 1699 |
|
---|
[1] | 1700 | // log_it("File '%s' written to tape.", infile);
|
---|
[128] | 1701 | return (retval);
|
---|
[1] | 1702 | }
|
---|
| 1703 |
|
---|
| 1704 |
|
---|
| 1705 |
|
---|
| 1706 |
|
---|
| 1707 |
|
---|
| 1708 |
|
---|
| 1709 |
|
---|
| 1710 |
|
---|
| 1711 |
|
---|
| 1712 |
|
---|
| 1713 |
|
---|
| 1714 |
|
---|
| 1715 | /**
|
---|
| 1716 | * Log (to screen) an erroneous marker, along with what it should have been.
|
---|
| 1717 | * @param should_be What we were expecting.
|
---|
| 1718 | * @param it_is What we got.
|
---|
| 1719 | */
|
---|
[128] | 1720 | void wrong_marker(int should_be, int it_is)
|
---|
[1] | 1721 | {
|
---|
[3611] | 1722 | char *tmp1 = NULL;
|
---|
| 1723 | char *tmp2 = NULL;
|
---|
| 1724 | tmp1 = marker_to_string(should_be);
|
---|
| 1725 | tmp2 = marker_to_string(it_is);
|
---|
| 1726 | log_to_screen("Wrong marker! (Should be %s, is actually %s)", tmp1, tmp2);
|
---|
| 1727 | mr_free(tmp1);
|
---|
| 1728 | mr_free(tmp2);
|
---|
[1] | 1729 | }
|
---|
| 1730 |
|
---|
| 1731 | /* @} - end of streamGroup */
|
---|