[171] | 1 | /* $Id: libmondo-files.c 236 2005-12-19 18:31:56Z bcornec $
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| 2 | * file manipulation
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[1] | 3 | */
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| 4 |
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| 5 | /**
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| 6 | * @file
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| 7 | * Functions to manipulate files.
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| 8 | */
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| 9 |
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| 10 |
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| 11 | #include "my-stuff.h"
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| 12 | #include "mondostructures.h"
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| 13 | #include "libmondo-files.h"
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| 14 |
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| 15 | #include "lib-common-externs.h"
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| 16 |
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| 17 | #include "libmondo-tools-EXT.h"
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| 18 | #include "libmondo-gui-EXT.h"
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| 19 | #include "libmondo-devices-EXT.h"
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| 20 | #include "libmondo-fork-EXT.h"
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| 21 | #include "libmondo-string-EXT.h"
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| 22 |
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| 23 | /*@unused@*/
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[59] | 24 | //static char cvsid[] = "$Id: libmondo-files.c 236 2005-12-19 18:31:56Z bcornec $";
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[1] | 25 |
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| 26 | extern char err_log_lines[NOOF_ERR_LINES][MAX_STR_LEN];
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| 27 |
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| 28 | extern int g_currentY;
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| 29 | extern char *g_mondo_home;
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| 30 |
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| 31 | /**
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| 32 | * @addtogroup fileGroup
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| 33 | * @{
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| 34 | */
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| 35 | /**
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| 36 | * Get an md5 checksum of the specified file.
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| 37 | * @param filename The file to checksum.
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| 38 | * @return The 32-character ASCII representation of the 128-bit checksum.
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| 39 | * @note The returned string points to static storage that will be overwritten with each call.
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| 40 | */
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[59] | 41 | char *calc_checksum_of_file(char *filename)
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[1] | 42 | {
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[59] | 43 | /*@ buffers ***************************************************** */
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[171] | 44 | static char *output = NULL;
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| 45 | char *command;
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| 46 | char *tmp;
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| 47 | size_t n = 0;
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[1] | 48 |
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[59] | 49 | /*@ pointers **************************************************** */
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| 50 | char *p;
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| 51 | FILE *fin;
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[1] | 52 |
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[59] | 53 | /*@ initialize pointers ***************************************** */
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[1] | 54 |
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[59] | 55 | p = output;
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[1] | 56 |
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[59] | 57 | /*@************************************************************** */
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[1] | 58 |
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[59] | 59 | assert_string_is_neither_NULL_nor_zerolength(filename);
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[171] | 60 |
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[59] | 61 | if (does_file_exist(filename)) {
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[171] | 62 | asprintf(&command, "md5sum \"%s\"", filename);
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[59] | 63 | fin = popen(command, "r");
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[171] | 64 | paranoid_free(command);
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| 65 |
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[59] | 66 | if (fin) {
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[171] | 67 | (void) getline(&output, &n, fin);
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[59] | 68 | p = strchr(output, ' ');
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| 69 | paranoid_pclose(fin);
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| 70 | }
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| 71 | } else {
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[171] | 72 | asprintf(&tmp, "File '%s' not found; cannot calc checksum",
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[59] | 73 | filename);
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| 74 | log_it(tmp);
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[171] | 75 | paranoid_free(tmp);
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[1] | 76 | }
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[59] | 77 | if (p) {
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| 78 | *p = '\0';
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| 79 | }
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| 80 | return (output);
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[1] | 81 | }
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| 82 |
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| 83 |
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| 84 | /**
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| 85 | * Get a not-quite-unique representation of some of the file's @c stat properties.
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| 86 | * The returned string has the form <tt>size-mtime-ctime</tt>.
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| 87 | * @param curr_fname The file to generate the "checksum" for.
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| 88 | * @return The "checksum".
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| 89 | * @note The returned string points to static storage that will be overwritten with each call.
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| 90 | */
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[59] | 91 | char *calc_file_ugly_minichecksum(char *curr_fname)
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[1] | 92 | {
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| 93 |
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[59] | 94 | /*@ buffers ***************************************************** */
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[171] | 95 | char *curr_cksum;
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[1] | 96 |
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[59] | 97 | /*@ pointers **************************************************** */
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[1] | 98 |
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[59] | 99 | /*@ structures ************************************************** */
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| 100 | struct stat buf;
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[1] | 101 |
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[59] | 102 | /*@************************************************************** */
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[1] | 103 |
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[59] | 104 | assert_string_is_neither_NULL_nor_zerolength(curr_fname);
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| 105 | if (lstat(curr_fname, &buf)) {
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[171] | 106 | asprintf(&curr_cksum, "");
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| 107 | } else {
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| 108 | asprintf(&curr_cksum, "%ld-%ld-%ld", (long) (buf.st_size),
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| 109 | (long) (buf.st_mtime), (long) (buf.st_ctime));
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[59] | 110 | }
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| 111 | return (curr_cksum);
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[1] | 112 | }
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| 113 |
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| 114 |
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| 115 | /**
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| 116 | * Get the number of lines in @p filename.
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| 117 | * @param filename The file to count lines in.
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| 118 | * @return The number of lines in @p filename.
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| 119 | * @bug This function uses the shell and "wc -l"; it should probably be rewritten in C.
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| 120 | */
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[59] | 121 | long count_lines_in_file(char *filename)
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[1] | 122 | {
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| 123 |
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[59] | 124 | /*@ buffers ***************************************************** */
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[171] | 125 | char *command;
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| 126 | char *incoming = NULL;
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| 127 | char *tmp;
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[1] | 128 |
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[59] | 129 | /*@ long ******************************************************** */
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| 130 | long noof_lines = -1L;
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[1] | 131 |
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[171] | 132 | /*@ int ******************************************************** */
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| 133 | size_t n = 0;
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| 134 |
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[59] | 135 | /*@ pointers **************************************************** */
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| 136 | FILE *fin;
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[1] | 137 |
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[59] | 138 | assert_string_is_neither_NULL_nor_zerolength(filename);
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| 139 | if (!does_file_exist(filename)) {
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[171] | 140 | asprintf(&tmp,
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[59] | 141 | "%s does not exist, so I cannot found the number of lines in it",
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| 142 | filename);
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| 143 | log_it(tmp);
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[171] | 144 | paranoid_free(tmp);
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[59] | 145 | return (0);
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[1] | 146 | }
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[171] | 147 | asprintf(&command, "cat %s | wc -l", filename);
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[59] | 148 | if (!does_file_exist(filename)) {
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| 149 | return (-1);
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[1] | 150 | }
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[59] | 151 | fin = popen(command, "r");
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[171] | 152 | paranoid_free(command);
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| 153 |
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[59] | 154 | if (fin) {
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| 155 | if (feof(fin)) {
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| 156 | noof_lines = 0;
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| 157 | } else {
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[171] | 158 | (void) getline(&incoming, &n, fin);
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[59] | 159 | while (strlen(incoming) > 0
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| 160 | && incoming[strlen(incoming) - 1] < 32) {
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| 161 | incoming[strlen(incoming) - 1] = '\0';
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| 162 | }
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| 163 | noof_lines = atol(incoming);
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[171] | 164 | paranoid_free(incoming);
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[59] | 165 | }
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| 166 | paranoid_pclose(fin);
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| 167 | }
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| 168 | return (noof_lines);
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[1] | 169 | }
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| 170 |
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| 171 |
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| 172 | /**
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| 173 | * Check for existence of given @p filename.
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| 174 | * @param filename The file to check for.
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| 175 | * @return TRUE if it exists, FALSE otherwise.
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| 176 | */
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[59] | 177 | bool does_file_exist(char *filename)
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[1] | 178 | {
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| 179 |
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[59] | 180 | /*@ structures ************************************************** */
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| 181 | struct stat buf;
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[1] | 182 |
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[59] | 183 | /*@************************************************************** */
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[1] | 184 |
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[59] | 185 | assert(filename != NULL);
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[171] | 186 |
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[59] | 187 | if (lstat(filename, &buf)) {
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| 188 | log_msg(20, "%s does not exist", filename);
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| 189 | return (FALSE);
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| 190 | } else {
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| 191 | log_msg(20, "%s exists", filename);
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| 192 | return (TRUE);
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| 193 | }
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[1] | 194 | }
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| 195 |
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| 196 |
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| 197 | /**
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| 198 | * Modify @p inout (a file containing a list of files) to only contain files
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| 199 | * that exist.
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| 200 | * @param inout The filelist to operate on.
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| 201 | * @note The original file is renamed beforehand, so it will not be accessible
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| 202 | * while the modification is in progress.
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| 203 | */
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[59] | 204 | void exclude_nonexistent_files(char *inout)
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[1] | 205 | {
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[171] | 206 | char *infname;
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| 207 | char *outfname;
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| 208 | char *tmp;
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| 209 | char *incoming = NULL;
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[1] | 210 |
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[59] | 211 | /*@ int ********************************************************* */
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| 212 | int i;
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[171] | 213 | size_t n = 0;
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[1] | 214 |
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[59] | 215 | /*@ pointers **************************************************** */
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| 216 | FILE *fin, *fout;
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[1] | 217 |
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| 218 |
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[59] | 219 | /*@ end vars *********************************************************** */
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[1] | 220 |
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[59] | 221 | assert_string_is_neither_NULL_nor_zerolength(inout);
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[171] | 222 |
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| 223 | asprintf(&infname, "%s.in", inout);
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| 224 |
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| 225 | asprintf(&tmp, "cp -f %s %s", inout, infname);
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[59] | 226 | run_program_and_log_output(tmp, FALSE);
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[171] | 227 | paranoid_free(tmp);
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| 228 |
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[59] | 229 | if (!(fin = fopen(infname, "r"))) {
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| 230 | log_OS_error("Unable to openin infname");
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[171] | 231 | paranoid_free(infname);
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[59] | 232 | return;
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[1] | 233 | }
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[171] | 234 |
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| 235 | asprintf(&outfname, "%s", inout);
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[59] | 236 | if (!(fout = fopen(outfname, "w"))) {
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| 237 | log_OS_error("Unable to openout outfname");
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[171] | 238 | paranoid_free(outfname);
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[59] | 239 | return;
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[1] | 240 | }
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[171] | 241 | paranoid_free(outfname);
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| 242 |
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| 243 | for (getline(&incoming, &n, fin); !feof(fin);
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| 244 | getline(&incoming, &n, fin)) {
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[59] | 245 | i = strlen(incoming) - 1;
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| 246 | if (i >= 0 && incoming[i] < 32) {
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| 247 | incoming[i] = '\0';
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| 248 | }
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| 249 | if (does_file_exist(incoming)) {
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| 250 | fprintf(fout, "%s\n", incoming);
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| 251 | } else {
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[171] | 252 | asprintf(&tmp, "Excluding '%s'-nonexistent\n", incoming);
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[59] | 253 | log_it(tmp);
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[171] | 254 | paranoid_free(tmp);
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[59] | 255 | }
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[1] | 256 | }
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[171] | 257 | paranoid_free(incoming);
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[59] | 258 | paranoid_fclose(fout);
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| 259 | paranoid_fclose(fin);
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| 260 | unlink(infname);
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[171] | 261 | paranoid_free(infname);
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[1] | 262 | }
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| 263 |
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| 264 |
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| 265 | /**
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| 266 | * Attempt to find the user's kernel by calling Mindi.
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| 267 | * If Mindi can't find the kernel, ask user. If @p kernel is not empty,
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| 268 | * don't do anything.
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| 269 | * @param kernel Where to put the found kernel.
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| 270 | * @return 0 for success, 1 for failure.
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| 271 | */
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[59] | 272 | int figure_out_kernel_path_interactively_if_necessary(char *kernel)
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[1] | 273 | {
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[171] | 274 | char *tmp;
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[1] | 275 |
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[59] | 276 | if (!kernel[0]) {
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| 277 | strcpy(kernel,
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| 278 | call_program_and_get_last_line_of_output
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| 279 | ("mindi --findkernel 2> /dev/null"));
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| 280 | }
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| 281 | log_it("Calling Mindi with kernel path of '%s'", kernel);
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| 282 | while (!kernel[0]) {
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| 283 | if (!ask_me_yes_or_no
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| 284 | ("Kernel not found or invalid. Choose another?")) {
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| 285 | return (1);
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| 286 | }
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| 287 | if (!popup_and_get_string
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| 288 | ("Kernel path",
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| 289 | "What is the full path and filename of your kernel, please?",
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| 290 | kernel, MAX_STR_LEN / 4)) {
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| 291 | fatal_error
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| 292 | ("Kernel not found. Please specify with the '-k' flag.");
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| 293 | }
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[171] | 294 | asprintf(&tmp, "User says kernel is at %s", kernel);
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[59] | 295 | log_it(tmp);
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[171] | 296 | paranoid_free(tmp);
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[59] | 297 | }
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| 298 | return (0);
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[1] | 299 | }
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| 300 |
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| 301 |
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| 302 | /**
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| 303 | * Find location of specified executable in user's PATH.
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| 304 | * @param fname The basename of the executable to search for (e.g. @c afio).
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| 305 | * @return The full path to the executable, or "" if it does not exist, or NULL if @c file could not be found.
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| 306 | * @note The returned string points to static storage that will be overwritten with each call.
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| 307 | * @bug The checks with @c file and @c dirname seem pointless. If @c incoming is "", then you're calling
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| 308 | * <tt>dirname 2\>/dev/null</tt> or <tt>file 2\>/dev/null | cut -d':' -f1 2\>/dev/null</tt>, which basically amounts
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| 309 | * to nothing.
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| 310 | */
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[59] | 311 | char *find_home_of_exe(char *fname)
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[1] | 312 | {
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[59] | 313 | /*@ buffers ********************* */
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| 314 | static char output[MAX_STR_LEN];
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| 315 | char *incoming;
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| 316 | char *command;
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[1] | 317 |
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[59] | 318 | /*@******************************* */
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[1] | 319 |
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[59] | 320 | assert_string_is_neither_NULL_nor_zerolength(fname);
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[171] | 321 | asprintf(&command, "which %s 2> /dev/null", fname);
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| 322 | asprintf(&incoming, call_program_and_get_last_line_of_output(command));
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| 323 | paranoid_free(command);
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| 324 |
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[59] | 325 | if (incoming[0] == '\0') {
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| 326 | if (system("which file > /dev/null 2> /dev/null")) {
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| 327 | paranoid_free(incoming);
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| 328 | return (NULL); // forget it :)
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| 329 | }
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[171] | 330 | asprintf(&command,
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[59] | 331 | "file %s 2> /dev/null | cut -d':' -f1 2> /dev/null",
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| 332 | incoming);
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[171] | 333 | paranoid_free(incoming);
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| 334 |
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| 335 | asprintf(&incoming,
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[59] | 336 | call_program_and_get_last_line_of_output(command));
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[171] | 337 | paranoid_free(command);
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[59] | 338 | }
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| 339 | if (incoming[0] == '\0') // yes, it is == '\0' twice, not once :)
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[1] | 340 | {
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[171] | 341 | asprintf(&command, "dirname %s 2> /dev/null", incoming);
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| 342 | paranoid_free(incoming);
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| 343 |
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| 344 | asprintf(&incoming,
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[59] | 345 | call_program_and_get_last_line_of_output(command));
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[171] | 346 | paranoid_free(command);
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[1] | 347 | }
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[59] | 348 | strcpy(output, incoming);
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[171] | 349 | paranoid_free(incoming);
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| 350 |
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[59] | 351 | if (output[0] != '\0' && does_file_exist(output)) {
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| 352 | log_msg(4, "find_home_of_exe () --- Found %s at %s", fname,
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[171] | 353 | output);
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[59] | 354 | } else {
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| 355 | output[0] = '\0';
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| 356 | log_msg(4, "find_home_of_exe() --- Could not find %s", fname);
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| 357 | }
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| 358 | if (!output[0]) {
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| 359 | return (NULL);
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| 360 | } else {
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| 361 | return (output);
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| 362 | }
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[1] | 363 | }
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| 364 |
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| 365 |
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| 366 | /**
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| 367 | * Get the last sequence of digits surrounded by non-digits in the first 32k of
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| 368 | * a file.
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| 369 | * @param logfile The file to look in.
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| 370 | * @return The number found, or 0 if none.
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| 371 | */
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[59] | 372 | int get_trackno_from_logfile(char *logfile)
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[1] | 373 | {
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| 374 |
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[59] | 375 | /*@ pointers ********************************************************* */
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| 376 | FILE *fin;
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[1] | 377 |
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[59] | 378 | /*@ int ************************************************************** */
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| 379 | int trackno = 0;
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| 380 | size_t len = 0;
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[1] | 381 |
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[59] | 382 | /*@ buffer ************************************************************ */
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| 383 | char datablock[32701];
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[1] | 384 |
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[59] | 385 | assert_string_is_neither_NULL_nor_zerolength(logfile);
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[171] | 386 |
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[59] | 387 | if (!(fin = fopen(logfile, "r"))) {
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| 388 | log_OS_error("Unable to open logfile");
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| 389 | fatal_error("Unable to open logfile to read trackno");
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| 390 | }
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| 391 | len = fread(datablock, 1, 32700, fin);
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| 392 | paranoid_fclose(fin);
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| 393 | if (len <= 0) {
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| 394 | return (0);
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| 395 | }
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| 396 | for (; len > 0 && !isdigit(datablock[len - 1]); len--);
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| 397 | datablock[len--] = '\0';
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| 398 | for (; len > 0 && isdigit(datablock[len - 1]); len--);
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| 399 | trackno = atoi(datablock + len);
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| 400 | return (trackno);
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[1] | 401 | }
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| 402 |
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| 403 |
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| 404 | /**
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| 405 | * Get a percentage from the last line of @p filename. We look for the string
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| 406 | * "% done" on the last line and, if we find it, grab the number before the last % sign.
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| 407 | * @param filename The file to get the percentage from.
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| 408 | * @return The percentage found, or 0 for error.
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| 409 | */
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[59] | 410 | int grab_percentage_from_last_line_of_file(char *filename)
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[1] | 411 | {
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| 412 |
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[59] | 413 | /*@ buffers ***************************************************** */
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[171] | 414 | char *lastline;
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| 415 | char *command;
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[59] | 416 | /*@ pointers **************************************************** */
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| 417 | char *p;
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[1] | 418 |
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[59] | 419 | /*@ int's ******************************************************* */
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| 420 | int i;
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[1] | 421 |
|
---|
[59] | 422 | for (i = NOOF_ERR_LINES - 1;
|
---|
| 423 | i >= 0 && !strstr(err_log_lines[i], "% Done")
|
---|
| 424 | && !strstr(err_log_lines[i], "% done"); i--);
|
---|
| 425 | if (i < 0) {
|
---|
[171] | 426 | asprintf(&command,
|
---|
[59] | 427 | "tail -n3 %s | fgrep -i \"%c\" | tail -n1 | awk '{print $0;}'",
|
---|
| 428 | filename, '%');
|
---|
[171] | 429 | asprintf(&lastline,
|
---|
[59] | 430 | call_program_and_get_last_line_of_output(command));
|
---|
[171] | 431 | paranoid_free(command);
|
---|
[59] | 432 | if (!lastline[0]) {
|
---|
[171] | 433 | paranoid_free(lastline);
|
---|
[59] | 434 | return (0);
|
---|
| 435 | }
|
---|
| 436 | } else {
|
---|
[171] | 437 | asprintf(&lastline, err_log_lines[i]);
|
---|
[1] | 438 | }
|
---|
| 439 |
|
---|
[59] | 440 | p = strrchr(lastline, '%');
|
---|
| 441 | if (p) {
|
---|
| 442 | *p = '\0';
|
---|
| 443 | }
|
---|
| 444 | if (!p) {
|
---|
[171] | 445 | paranoid_free(lastline);
|
---|
[59] | 446 | return (0);
|
---|
| 447 | }
|
---|
| 448 | *p = '\0';
|
---|
| 449 | for (p--; *p != ' ' && p != lastline; p--);
|
---|
| 450 | if (p != lastline) {
|
---|
| 451 | p++;
|
---|
| 452 | }
|
---|
| 453 | i = atoi(p);
|
---|
[171] | 454 | paranoid_free(lastline);
|
---|
[1] | 455 |
|
---|
[59] | 456 | return (i);
|
---|
[1] | 457 | }
|
---|
| 458 |
|
---|
| 459 |
|
---|
| 460 | /**
|
---|
| 461 | * Return the last line of @p filename.
|
---|
| 462 | * @param filename The file to get the last line of.
|
---|
| 463 | * @return The last line of the file.
|
---|
| 464 | * @note The returned string points to static storage that will be overwritten with each call.
|
---|
| 465 | */
|
---|
[59] | 466 | char *last_line_of_file(char *filename)
|
---|
[1] | 467 | {
|
---|
[59] | 468 | /*@ buffers ***************************************************** */
|
---|
| 469 | static char output[MAX_STR_LEN];
|
---|
[171] | 470 | static char *command;
|
---|
| 471 | static char *tmp;
|
---|
[1] | 472 |
|
---|
[59] | 473 | /*@ pointers **************************************************** */
|
---|
| 474 | FILE *fin;
|
---|
[1] | 475 |
|
---|
[59] | 476 | /*@ end vars **************************************************** */
|
---|
[1] | 477 |
|
---|
[59] | 478 | if (!does_file_exist(filename)) {
|
---|
[171] | 479 | asprintf(&tmp, "Tring to get last line of nonexistent file (%s)",
|
---|
[59] | 480 | filename);
|
---|
| 481 | log_it(tmp);
|
---|
[171] | 482 | paranoid_free(tmp);
|
---|
| 483 |
|
---|
[59] | 484 | output[0] = '\0';
|
---|
| 485 | return (output);
|
---|
| 486 | }
|
---|
[171] | 487 | asprintf(&command, "tail -n1 %s", filename);
|
---|
[59] | 488 | fin = popen(command, "r");
|
---|
[171] | 489 | paranoid_free(command);
|
---|
| 490 |
|
---|
[59] | 491 | (void) fgets(output, MAX_STR_LEN, fin);
|
---|
| 492 | paranoid_pclose(fin);
|
---|
| 493 | while (strlen(output) > 0 && output[strlen(output) - 1] < 32) {
|
---|
| 494 | output[strlen(output) - 1] = '\0';
|
---|
| 495 | }
|
---|
| 496 | return (output);
|
---|
[1] | 497 | }
|
---|
| 498 |
|
---|
[171] | 499 |
|
---|
[1] | 500 | /**
|
---|
| 501 | * Get the length of @p filename in bytes.
|
---|
| 502 | * @param filename The file to get the length of.
|
---|
| 503 | * @return The length of the file, or -1 for error.
|
---|
| 504 | */
|
---|
[59] | 505 | long long length_of_file(char *filename)
|
---|
[1] | 506 | {
|
---|
[59] | 507 | /*@ pointers *************************************************** */
|
---|
| 508 | FILE *fin;
|
---|
[1] | 509 |
|
---|
[59] | 510 | /*@ long long ************************************************* */
|
---|
| 511 | long long length;
|
---|
[1] | 512 |
|
---|
[59] | 513 | fin = fopen(filename, "r");
|
---|
| 514 | if (!fin) {
|
---|
| 515 | log_it("filename=%s", filename);
|
---|
| 516 | log_OS_error("Unable to openin filename");
|
---|
| 517 | return (-1);
|
---|
| 518 | }
|
---|
| 519 | fseek(fin, 0, SEEK_END);
|
---|
| 520 | length = ftell(fin);
|
---|
| 521 | paranoid_fclose(fin);
|
---|
| 522 | return (length);
|
---|
[1] | 523 | }
|
---|
| 524 |
|
---|
| 525 |
|
---|
| 526 | /**
|
---|
| 527 | * Create the directory @p outdir_fname and all parent directories. Equivalent to <tt>mkdir -p</tt>.
|
---|
| 528 | * @param outdir_fname The directory to create.
|
---|
| 529 | * @return The return value of @c mkdir.
|
---|
| 530 | */
|
---|
[87] | 531 | /* BERLIOS: This function shouldn't call system at all */
|
---|
[59] | 532 | int make_hole_for_dir(char *outdir_fname)
|
---|
[1] | 533 | {
|
---|
[171] | 534 | char *tmp;
|
---|
[59] | 535 | int res = 0;
|
---|
[1] | 536 |
|
---|
[59] | 537 | assert_string_is_neither_NULL_nor_zerolength(outdir_fname);
|
---|
[171] | 538 | asprintf(&tmp, "mkdir -p %s", outdir_fname);
|
---|
[59] | 539 | res = system(tmp);
|
---|
[171] | 540 | paranoid_free(tmp);
|
---|
[59] | 541 | return (res);
|
---|
[1] | 542 | }
|
---|
| 543 |
|
---|
| 544 |
|
---|
| 545 | /**
|
---|
| 546 | * Create the parent directories of @p outfile_fname.
|
---|
| 547 | * @param outfile_fname The file to make a "hole" for.
|
---|
| 548 | * @return 0, always.
|
---|
| 549 | * @bug Return value unnecessary.
|
---|
| 550 | */
|
---|
[87] | 551 | /* BERLIOS: This function shouldn't call system at all */
|
---|
[59] | 552 | int make_hole_for_file(char *outfile_fname)
|
---|
[1] | 553 | {
|
---|
[59] | 554 | /*@ buffer ****************************************************** */
|
---|
[171] | 555 | char *command;
|
---|
[1] | 556 |
|
---|
[59] | 557 | /*@ int ******************************************************** */
|
---|
| 558 | int res = 0;
|
---|
[1] | 559 |
|
---|
[59] | 560 | /*@ end vars *************************************************** */
|
---|
[1] | 561 |
|
---|
[59] | 562 | assert_string_is_neither_NULL_nor_zerolength(outfile_fname);
|
---|
| 563 | assert(!strstr(outfile_fname, MNT_CDROM));
|
---|
| 564 | assert(!strstr(outfile_fname, "/dev/cdrom"));
|
---|
[171] | 565 |
|
---|
| 566 | asprintf(&command, "mkdir -p \"%s\" 2> /dev/null", outfile_fname);
|
---|
[59] | 567 | res += system(command);
|
---|
[171] | 568 | paranoid_free(command);
|
---|
| 569 |
|
---|
| 570 | asprintf(&command, "rmdir \"%s\" 2> /dev/null", outfile_fname);
|
---|
[59] | 571 | res += system(command);
|
---|
[171] | 572 | paranoid_free(command);
|
---|
| 573 |
|
---|
| 574 | asprintf(&command, "rm -f \"%s\" 2> /dev/null", outfile_fname);
|
---|
[59] | 575 | res += system(command);
|
---|
[171] | 576 | paranoid_free(command);
|
---|
[59] | 577 | unlink(outfile_fname);
|
---|
| 578 | return (0);
|
---|
[1] | 579 | }
|
---|
| 580 |
|
---|
| 581 |
|
---|
| 582 | /**
|
---|
| 583 | * Get the number of lines in @p filelist_fname that contain the string @p wildcard.
|
---|
| 584 | * @param filelist_fname The file to search through.
|
---|
| 585 | * @param wildcard The string to search for. This is @e not a shell glob or a regular expression.
|
---|
| 586 | * @return The number of lines matched.
|
---|
| 587 | */
|
---|
[59] | 588 | long noof_lines_that_match_wildcard(char *filelist_fname, char *wildcard)
|
---|
[1] | 589 | {
|
---|
[59] | 590 | /*@ long ******************************************************* */
|
---|
| 591 | long matches = 0;
|
---|
[1] | 592 |
|
---|
[59] | 593 | /*@ pointers *************************************************** */
|
---|
| 594 | FILE *fin;
|
---|
[1] | 595 |
|
---|
[59] | 596 | /*@ buffers **************************************************** */
|
---|
[171] | 597 | char *incoming = NULL;
|
---|
[1] | 598 |
|
---|
[171] | 599 | size_t n = 0;
|
---|
[59] | 600 | /*@ end vars *************************************************** */
|
---|
[1] | 601 |
|
---|
| 602 |
|
---|
[59] | 603 | fin = fopen(filelist_fname, "r");
|
---|
[1] | 604 |
|
---|
[59] | 605 | if (!fin) {
|
---|
| 606 | log_OS_error("Unable to openin filelist_fname");
|
---|
| 607 | return (0);
|
---|
[1] | 608 | }
|
---|
[171] | 609 | (void) getline(&incoming, &n, fin);
|
---|
[59] | 610 | while (!feof(fin)) {
|
---|
| 611 | if (strstr(incoming, wildcard)) {
|
---|
| 612 | matches++;
|
---|
| 613 | }
|
---|
[171] | 614 | (void) getline(&incoming, &n, fin);
|
---|
[59] | 615 | }
|
---|
| 616 | paranoid_fclose(fin);
|
---|
[171] | 617 | paranoid_free(incoming);
|
---|
[59] | 618 | return (matches);
|
---|
[1] | 619 | }
|
---|
| 620 |
|
---|
| 621 |
|
---|
| 622 | /**
|
---|
| 623 | * Register our PID in a file in /var/run.
|
---|
| 624 | * The PID will be put in /var/run/monitas-<tt>name_str</tt>.pid.
|
---|
| 625 | * @param pid 0 to remove file, anything else to create it.
|
---|
| 626 | * @param name_str The basename of the PID file (e.g. "mondo" or "server")
|
---|
| 627 | * @note This function does not provide support against multiple instances, unless you check for that yourself.
|
---|
| 628 | */
|
---|
[59] | 629 | void register_pid(pid_t pid, char *name_str)
|
---|
[1] | 630 | {
|
---|
[171] | 631 | char *tmp;
|
---|
| 632 | char *lockfile_fname;
|
---|
[59] | 633 | int res;
|
---|
[171] | 634 | size_t n = 0;
|
---|
[59] | 635 | FILE *fin;
|
---|
[1] | 636 |
|
---|
[171] | 637 | asprintf(&lockfile_fname, "/var/run/monitas-%s.pid", name_str);
|
---|
[59] | 638 | if (!pid) {
|
---|
| 639 | log_it("Unregistering PID");
|
---|
| 640 | if (unlink(lockfile_fname)) {
|
---|
| 641 | log_it("Error unregistering PID");
|
---|
| 642 | }
|
---|
[171] | 643 | paranoid_free(lockfile_fname);
|
---|
[59] | 644 | return;
|
---|
| 645 | }
|
---|
| 646 | if (does_file_exist(lockfile_fname)) {
|
---|
| 647 | if ((fin = fopen(lockfile_fname, "r"))) {
|
---|
[171] | 648 | (void) getline(&tmp, &n, fin);
|
---|
[59] | 649 | paranoid_fclose(fin);
|
---|
| 650 | } else {
|
---|
| 651 | log_OS_error("Unable to openin lockfile_fname");
|
---|
| 652 | }
|
---|
| 653 | pid = (pid_t) atol(tmp);
|
---|
[171] | 654 | paranoid_free(tmp);
|
---|
| 655 |
|
---|
| 656 | asprintf(&tmp, "ps %ld > /dev/null 2> /dev/null", (long int) pid);
|
---|
[59] | 657 | res = system(tmp);
|
---|
[171] | 658 | paranoid_free(tmp);
|
---|
[59] | 659 | if (!res) {
|
---|
| 660 | log_it
|
---|
| 661 | ("I believe the daemon is already running. If it isn't, please delete %s and try again.",
|
---|
| 662 | lockfile_fname);
|
---|
| 663 | }
|
---|
| 664 | }
|
---|
[171] | 665 | asprintf(&tmp, "echo %ld > %s 2> /dev/null", (long int) getpid(),
|
---|
[59] | 666 | lockfile_fname);
|
---|
[171] | 667 | paranoid_free(lockfile_fname);
|
---|
| 668 |
|
---|
[59] | 669 | if (system(tmp)) {
|
---|
| 670 | fatal_error("Cannot register PID");
|
---|
| 671 | }
|
---|
[171] | 672 | paranoid_free(tmp);
|
---|
| 673 | return;
|
---|
[1] | 674 | }
|
---|
| 675 |
|
---|
| 676 |
|
---|
| 677 | /**
|
---|
| 678 | * Determine the size (in KB) of @p dev in the mountlist in <tt>tmpdir</tt>/mountlist.txt.
|
---|
| 679 | * @param tmpdir The tempdir where the mountlist is stored.
|
---|
| 680 | * @param dev The device to search for.
|
---|
| 681 | * @return The size of the partition in KB.
|
---|
| 682 | */
|
---|
[59] | 683 | long size_of_partition_in_mountlist_K(char *tmpdir, char *dev)
|
---|
[1] | 684 | {
|
---|
[171] | 685 | char *command;
|
---|
| 686 | char *sz_res;
|
---|
[59] | 687 | long file_len_K;
|
---|
| 688 |
|
---|
[171] | 689 | asprintf(&command,
|
---|
| 690 | "grep '%s ' %s/mountlist.txt | head -n1 | awk '{print $4;}'",
|
---|
| 691 | dev, tmpdir);
|
---|
[59] | 692 | log_it(command);
|
---|
[171] | 693 | asprintf(&sz_res, call_program_and_get_last_line_of_output(command));
|
---|
[59] | 694 | file_len_K = atol(sz_res);
|
---|
| 695 | log_msg(4, "%s --> %s --> %ld", command, sz_res, file_len_K);
|
---|
[171] | 696 | paranoid_free(command);
|
---|
| 697 | paranoid_free(sz_res);
|
---|
[59] | 698 | return (file_len_K);
|
---|
[1] | 699 | }
|
---|
| 700 |
|
---|
[171] | 701 |
|
---|
[1] | 702 | /**
|
---|
| 703 | * Calculate the total size (in KB) of all the biggiefiles in this backup.
|
---|
| 704 | * @param bkpinfo The backup information structure. Only the @c bkpinfo->tmpdir field is used.
|
---|
| 705 | * @return The total size of all biggiefiles in KB.
|
---|
| 706 | */
|
---|
[59] | 707 | long size_of_all_biggiefiles_K(struct s_bkpinfo *bkpinfo)
|
---|
[1] | 708 | {
|
---|
[59] | 709 | /*@ buffers ***************************************************** */
|
---|
| 710 | char *fname;
|
---|
| 711 | char *biggielist;
|
---|
| 712 | char *comment;
|
---|
[1] | 713 |
|
---|
[59] | 714 | /*@ long ******************************************************** */
|
---|
| 715 | long scratchL = 0;
|
---|
| 716 | long file_len_K;
|
---|
[1] | 717 |
|
---|
[59] | 718 | /*@ pointers *************************************************** */
|
---|
| 719 | FILE *fin = NULL;
|
---|
[171] | 720 | size_t n = 0;
|
---|
[1] | 721 |
|
---|
[59] | 722 | /*@ end vars *************************************************** */
|
---|
[1] | 723 |
|
---|
[59] | 724 | log_it("Calculating size of all biggiefiles (in total)");
|
---|
[171] | 725 | asprintf(&biggielist, "%s/biggielist.txt", bkpinfo->tmpdir);
|
---|
[59] | 726 | log_it("biggielist = %s", biggielist);
|
---|
| 727 | if (!(fin = fopen(biggielist, "r"))) {
|
---|
| 728 | log_OS_error
|
---|
| 729 | ("Cannot open biggielist. OK, so estimate is based on filesets only.");
|
---|
| 730 | } else {
|
---|
| 731 | log_msg(4, "Reading it...");
|
---|
[171] | 732 | for (getline(&fname, &n, fin); !feof(fin);
|
---|
| 733 | getline(&fname, &n, fin)) {
|
---|
[59] | 734 | if (fname[strlen(fname) - 1] <= 32) {
|
---|
| 735 | fname[strlen(fname) - 1] = '\0';
|
---|
| 736 | }
|
---|
| 737 | if (0 == strncmp(fname, "/dev/", 5)) {
|
---|
| 738 | file_len_K = get_phys_size_of_drive(fname) * 1024L;
|
---|
| 739 | } else {
|
---|
| 740 | file_len_K = (long) (length_of_file(fname) / 1024);
|
---|
| 741 | }
|
---|
| 742 | if (file_len_K > 0) {
|
---|
| 743 | scratchL += file_len_K;
|
---|
| 744 | log_msg(4, "%s --> %ld K", fname, file_len_K);
|
---|
| 745 | }
|
---|
[171] | 746 | asprintf(&comment,
|
---|
[59] | 747 | "After adding %s, scratchL+%ld now equals %ld", fname,
|
---|
| 748 | file_len_K, scratchL);
|
---|
| 749 | log_msg(4, comment);
|
---|
[171] | 750 | paranoid_free(comment);
|
---|
| 751 |
|
---|
[59] | 752 | if (feof(fin)) {
|
---|
| 753 | break;
|
---|
| 754 | }
|
---|
| 755 | }
|
---|
[171] | 756 | paranoid_free(fname);
|
---|
[1] | 757 | }
|
---|
[171] | 758 | paranoid_free(biggielist);
|
---|
| 759 |
|
---|
[59] | 760 | log_it("Closing...");
|
---|
| 761 | paranoid_fclose(fin);
|
---|
| 762 | log_it("Finished calculating total size of all biggiefiles");
|
---|
| 763 | return (scratchL);
|
---|
[1] | 764 | }
|
---|
| 765 |
|
---|
[171] | 766 |
|
---|
[1] | 767 | /**
|
---|
| 768 | * Determine the amount of space (in KB) occupied by a mounted CD.
|
---|
| 769 | * This can also be used to find the space used for other directories.
|
---|
| 770 | * @param mountpt The mountpoint/directory to check.
|
---|
| 771 | * @return The amount of space occupied in KB.
|
---|
| 772 | */
|
---|
[59] | 773 | long long space_occupied_by_cd(char *mountpt)
|
---|
[1] | 774 | {
|
---|
[59] | 775 | /*@ buffer ****************************************************** */
|
---|
[171] | 776 | char *tmp = NULL;
|
---|
| 777 | char *command;
|
---|
[59] | 778 | long long llres;
|
---|
[171] | 779 | size_t n = 0;
|
---|
[59] | 780 | /*@ pointers **************************************************** */
|
---|
| 781 | char *p;
|
---|
| 782 | FILE *fin;
|
---|
[1] | 783 |
|
---|
[59] | 784 | /*@ end vars *************************************************** */
|
---|
[1] | 785 |
|
---|
[171] | 786 | asprintf(&command, "du -sk %s", mountpt);
|
---|
[59] | 787 | fin = popen(command, "r");
|
---|
[171] | 788 | paranoid_free(command);
|
---|
| 789 |
|
---|
| 790 | (void) getline(&tmp, &n, fin);
|
---|
[59] | 791 | paranoid_pclose(fin);
|
---|
| 792 | p = strchr(tmp, '\t');
|
---|
| 793 | if (p) {
|
---|
| 794 | *p = '\0';
|
---|
| 795 | }
|
---|
| 796 | for (p = tmp, llres = 0; *p != '\0'; p++) {
|
---|
| 797 | llres *= 10;
|
---|
| 798 | llres += (int) (*p - '0');
|
---|
| 799 | }
|
---|
[171] | 800 | paranoid_free(tmp);
|
---|
[59] | 801 | return (llres);
|
---|
[1] | 802 | }
|
---|
| 803 |
|
---|
| 804 |
|
---|
| 805 | /**
|
---|
| 806 | * Update a CRC checksum to include another character.
|
---|
| 807 | * @param crc The original CRC checksum.
|
---|
| 808 | * @param c The character to add.
|
---|
| 809 | * @return The new CRC checksum.
|
---|
| 810 | * @ingroup utilityGroup
|
---|
| 811 | */
|
---|
[59] | 812 | unsigned int updcrc(unsigned int crc, unsigned int c)
|
---|
[1] | 813 | {
|
---|
[59] | 814 | unsigned int tmp;
|
---|
| 815 | tmp = (crc >> 8) ^ c;
|
---|
| 816 | crc = (crc << 8) ^ crctttab[tmp & 255];
|
---|
| 817 | return crc;
|
---|
[1] | 818 | }
|
---|
| 819 |
|
---|
[171] | 820 |
|
---|
[1] | 821 | /**
|
---|
| 822 | * Update a reverse CRC checksum to include another character.
|
---|
| 823 | * @param crc The original CRC checksum.
|
---|
| 824 | * @param c The character to add.
|
---|
| 825 | * @return The new CRC checksum.
|
---|
| 826 | * @ingroup utilityGroup
|
---|
| 827 | */
|
---|
[59] | 828 | unsigned int updcrcr(unsigned int crc, unsigned int c)
|
---|
[1] | 829 | {
|
---|
[59] | 830 | unsigned int tmp;
|
---|
| 831 | tmp = crc ^ c;
|
---|
| 832 | crc = (crc >> 8) ^ crc16tab[tmp & 0xff];
|
---|
| 833 | return crc;
|
---|
[1] | 834 | }
|
---|
| 835 |
|
---|
| 836 |
|
---|
| 837 | /**
|
---|
| 838 | * Check for an executable on the user's system; write a message to the
|
---|
| 839 | * screen and the log if we can't find it.
|
---|
| 840 | * @param fname The executable basename to look for.
|
---|
| 841 | * @return 0 if it's found, nonzero if not.
|
---|
| 842 | */
|
---|
[59] | 843 | int whine_if_not_found(char *fname)
|
---|
[1] | 844 | {
|
---|
[59] | 845 | /*@ buffers *** */
|
---|
[171] | 846 | char *command;
|
---|
| 847 | char *errorstr;
|
---|
| 848 | int res = 0;
|
---|
[1] | 849 |
|
---|
| 850 |
|
---|
[171] | 851 | asprintf(&command, "which %s > /dev/null 2> /dev/null", fname);
|
---|
| 852 | res = system(command);
|
---|
| 853 | paranoid_free(command);
|
---|
| 854 |
|
---|
| 855 | if (res) {
|
---|
| 856 | asprintf(&errorstr,
|
---|
[59] | 857 | "Please install '%s'. I cannot find it on your system.",
|
---|
| 858 | fname);
|
---|
| 859 | log_to_screen(errorstr);
|
---|
[171] | 860 | paranoid_free(errorstr);
|
---|
[59] | 861 | log_to_screen
|
---|
[171] | 862 | ("There may be an hyperlink at http://www.mondorescue.org which");
|
---|
[59] | 863 | log_to_screen("will take you to the relevant (missing) package.");
|
---|
| 864 | return (1);
|
---|
| 865 | } else {
|
---|
| 866 | return (0);
|
---|
| 867 | }
|
---|
[1] | 868 | }
|
---|
| 869 |
|
---|
| 870 |
|
---|
| 871 | /**
|
---|
| 872 | * Create a data file at @p fname containing @p contents.
|
---|
| 873 | * The data actually can be multiple lines, despite the name.
|
---|
| 874 | * @param fname The file to create.
|
---|
| 875 | * @param contents The data to put in it.
|
---|
| 876 | * @return 0 for success, 1 for failure.
|
---|
| 877 | */
|
---|
[59] | 878 | int write_one_liner_data_file(char *fname, char *contents)
|
---|
[1] | 879 | {
|
---|
[59] | 880 | /*@ pointers *************************************************** */
|
---|
| 881 | FILE *fout;
|
---|
| 882 | int res = 0;
|
---|
[1] | 883 |
|
---|
[59] | 884 | /*@ end vars *************************************************** */
|
---|
[1] | 885 |
|
---|
[59] | 886 | assert_string_is_neither_NULL_nor_zerolength(fname);
|
---|
| 887 | if (!contents) {
|
---|
| 888 | log_it("%d: Warning - writing NULL to %s", __LINE__, fname);
|
---|
| 889 | }
|
---|
| 890 | if (!(fout = fopen(fname, "w"))) {
|
---|
| 891 | log_it("fname=%s");
|
---|
| 892 | log_OS_error("Unable to openout fname");
|
---|
| 893 | return (1);
|
---|
| 894 | }
|
---|
| 895 | fprintf(fout, "%s\n", contents);
|
---|
| 896 | paranoid_fclose(fout);
|
---|
| 897 | return (res);
|
---|
[1] | 898 | }
|
---|
| 899 |
|
---|
| 900 |
|
---|
| 901 | /**
|
---|
| 902 | * Read @p fname into @p contents.
|
---|
| 903 | * @param fname The file to read.
|
---|
| 904 | * @param contents Where to put its contents.
|
---|
| 905 | * @return 0 for success, nonzero for failure.
|
---|
| 906 | */
|
---|
[59] | 907 | int read_one_liner_data_file(char *fname, char *contents)
|
---|
[1] | 908 | {
|
---|
[59] | 909 | /*@ pointers *************************************************** */
|
---|
| 910 | FILE *fin;
|
---|
| 911 | int res = 0;
|
---|
| 912 | int i;
|
---|
[1] | 913 |
|
---|
[59] | 914 | /*@ end vars *************************************************** */
|
---|
[1] | 915 |
|
---|
[59] | 916 | assert_string_is_neither_NULL_nor_zerolength(fname);
|
---|
| 917 | if (!contents) {
|
---|
| 918 | log_it("%d: Warning - reading NULL from %s", __LINE__, fname);
|
---|
| 919 | }
|
---|
| 920 | if (!(fin = fopen(fname, "r"))) {
|
---|
| 921 | log_it("fname=%s", fname);
|
---|
| 922 | log_OS_error("Unable to openin fname");
|
---|
| 923 | return (1);
|
---|
| 924 | }
|
---|
| 925 | fscanf(fin, "%s\n", contents);
|
---|
| 926 | i = strlen(contents);
|
---|
| 927 | if (i > 0 && contents[i - 1] < 32) {
|
---|
| 928 | contents[i - 1] = '\0';
|
---|
| 929 | }
|
---|
| 930 | paranoid_fclose(fin);
|
---|
| 931 | return (res);
|
---|
[1] | 932 | }
|
---|
| 933 |
|
---|
| 934 |
|
---|
| 935 | /**
|
---|
| 936 | * Copy the files that Mondo/Mindi need to run to the scratchdir or tempdir.
|
---|
| 937 | * Currently this includes: copy Mondo's home directory to scratchdir, untar "mondo_home/payload.tgz"
|
---|
| 938 | * if it exists, copy LAST-FILELIST-NUMBER to scratchdir, copy mondorestore
|
---|
| 939 | * and post-nuke.tgz (if it exists) to tmpdir, and run "hostname > scratchdir/HOSTNAME".
|
---|
| 940 | * @param bkpinfo The backup information structure. Fields used:
|
---|
| 941 | * - @c bkpinfo->postnuke_tarball
|
---|
| 942 | * - @c bkpinfo->scratchdir
|
---|
| 943 | * - @c bkpinfo->tmpdir
|
---|
| 944 | */
|
---|
[59] | 945 | void copy_mondo_and_mindi_stuff_to_scratchdir(struct s_bkpinfo *bkpinfo)
|
---|
[1] | 946 | {
|
---|
[59] | 947 | /*@ Char buffers ** */
|
---|
[171] | 948 | char *command;
|
---|
| 949 | char *tmp;
|
---|
[59] | 950 | char old_pwd[MAX_STR_LEN];
|
---|
[1] | 951 |
|
---|
[59] | 952 | mvaddstr_and_log_it(g_currentY, 0,
|
---|
| 953 | "Copying Mondo's core files to the scratch directory");
|
---|
[1] | 954 |
|
---|
[94] | 955 | /* BERLIOS: Why do we need to do it here as well ? */
|
---|
[59] | 956 | log_msg(4, "g_mondo_home='%s'", g_mondo_home);
|
---|
[94] | 957 | if ((g_mondo_home == NULL) || strlen(g_mondo_home) < 2) {
|
---|
| 958 | paranoid_free(g_mondo_home);
|
---|
| 959 | g_mondo_home = find_and_store_mondoarchives_home();
|
---|
[59] | 960 | }
|
---|
[171] | 961 | asprintf(&command, CP_BIN " --parents -pRdf %s %s", g_mondo_home,
|
---|
[59] | 962 | bkpinfo->scratchdir);
|
---|
[1] | 963 |
|
---|
[59] | 964 | log_msg(4, "command = %s", command);
|
---|
| 965 | if (run_program_and_log_output(command, 1)) {
|
---|
| 966 | fatal_error("Failed to copy Mondo's stuff to scratchdir");
|
---|
| 967 | }
|
---|
[171] | 968 | paranoid_free(command);
|
---|
[1] | 969 |
|
---|
[171] | 970 | asprintf(&tmp, "%s/payload.tgz", g_mondo_home);
|
---|
[59] | 971 | if (does_file_exist(tmp)) {
|
---|
| 972 | log_it("Untarring payload %s to scratchdir %s", tmp,
|
---|
| 973 | bkpinfo->scratchdir);
|
---|
| 974 | (void) getcwd(old_pwd, MAX_STR_LEN - 1);
|
---|
| 975 | chdir(bkpinfo->scratchdir);
|
---|
[171] | 976 | asprintf(&command, "tar -zxvf %s", tmp);
|
---|
[59] | 977 | if (run_program_and_log_output(command, FALSE)) {
|
---|
| 978 | fatal_error("Failed to untar payload");
|
---|
| 979 | }
|
---|
[171] | 980 | paranoid_free(command);
|
---|
[59] | 981 | chdir(old_pwd);
|
---|
| 982 | }
|
---|
[171] | 983 | paranoid_free(tmp);
|
---|
[1] | 984 |
|
---|
[171] | 985 | asprintf(&command, "cp -f %s/LAST-FILELIST-NUMBER %s", bkpinfo->tmpdir,
|
---|
[59] | 986 | bkpinfo->scratchdir);
|
---|
| 987 | if (run_program_and_log_output(command, FALSE)) {
|
---|
| 988 | fatal_error("Failed to copy LAST-FILELIST-NUMBER to scratchdir");
|
---|
| 989 | }
|
---|
[171] | 990 | paranoid_free(command);
|
---|
[1] | 991 |
|
---|
[171] | 992 | asprintf(&tmp,
|
---|
[59] | 993 | call_program_and_get_last_line_of_output("which mondorestore"));
|
---|
| 994 | if (!tmp[0]) {
|
---|
| 995 | fatal_error
|
---|
| 996 | ("'which mondorestore' returned null. Where's your mondorestore? `which` can't find it. That's odd. Did you install mondorestore?");
|
---|
| 997 | }
|
---|
[171] | 998 | asprintf(&command, "cp -f %s %s", tmp, bkpinfo->tmpdir);
|
---|
| 999 | paranoid_free(tmp);
|
---|
| 1000 |
|
---|
[59] | 1001 | if (run_program_and_log_output(command, FALSE)) {
|
---|
| 1002 | fatal_error("Failed to copy mondorestore to tmpdir");
|
---|
| 1003 | }
|
---|
[171] | 1004 | paranoid_free(command);
|
---|
[1] | 1005 |
|
---|
[171] | 1006 | asprintf(&command, "hostname > %s/HOSTNAME", bkpinfo->scratchdir);
|
---|
[59] | 1007 | paranoid_system(command);
|
---|
[171] | 1008 | paranoid_free(command);
|
---|
[1] | 1009 |
|
---|
[59] | 1010 | if (bkpinfo->postnuke_tarball[0]) {
|
---|
[171] | 1011 | asprintf(&command, "cp -f %s %s/post-nuke.tgz",
|
---|
[59] | 1012 | bkpinfo->postnuke_tarball, bkpinfo->tmpdir);
|
---|
| 1013 | if (run_program_and_log_output(command, FALSE)) {
|
---|
| 1014 | fatal_error("Unable to copy post-nuke tarball to tmpdir");
|
---|
| 1015 | }
|
---|
[171] | 1016 | paranoid_free(command);
|
---|
[59] | 1017 | }
|
---|
[1] | 1018 |
|
---|
[59] | 1019 | mvaddstr_and_log_it(g_currentY++, 74, "Done.");
|
---|
[1] | 1020 | }
|
---|
| 1021 |
|
---|
| 1022 |
|
---|
| 1023 | /**
|
---|
| 1024 | * Store the client's NFS configuration in files to be restored at restore-time.
|
---|
| 1025 | * Assumes that @c bkpinfo->media_type = nfs, but does not check for this.
|
---|
| 1026 | * @param bkpinfo The backup information structure. Fields used:
|
---|
| 1027 | * - @c nfs_mount
|
---|
| 1028 | * - @c nfs_remote_dir
|
---|
| 1029 | * - @c tmpdir
|
---|
| 1030 | */
|
---|
[59] | 1031 | void store_nfs_config(struct s_bkpinfo *bkpinfo)
|
---|
[1] | 1032 | {
|
---|
| 1033 |
|
---|
[59] | 1034 | /*@ buffers ******** */
|
---|
[171] | 1035 | char *outfile;
|
---|
| 1036 | char *nfs_dev;
|
---|
| 1037 | char *nfs_mount;
|
---|
| 1038 | char *nfs_client_ipaddr;
|
---|
| 1039 | char *nfs_client_netmask;
|
---|
[197] | 1040 | char *nfs_client_broadcast;;
|
---|
[171] | 1041 | char *nfs_client_defgw;
|
---|
| 1042 | char *nfs_server_ipaddr;
|
---|
| 1043 | char *tmp;
|
---|
| 1044 | char *command;
|
---|
[1] | 1045 |
|
---|
[59] | 1046 | /*@ pointers ***** */
|
---|
| 1047 | char *p;
|
---|
| 1048 | FILE *fout;
|
---|
[1] | 1049 |
|
---|
| 1050 |
|
---|
| 1051 |
|
---|
[59] | 1052 | log_it("Storing NFS configuration");
|
---|
[171] | 1053 | asprintf(&tmp, bkpinfo->nfs_mount);
|
---|
[59] | 1054 | p = strchr(tmp, ':');
|
---|
| 1055 | if (!p) {
|
---|
| 1056 | fatal_error
|
---|
| 1057 | ("NFS mount doesn't have a colon in it, e.g. 192.168.1.4:/home/nfs");
|
---|
| 1058 | }
|
---|
| 1059 | *(p++) = '\0';
|
---|
[171] | 1060 | asprintf(&nfs_server_ipaddr, tmp);
|
---|
| 1061 | paranoid_free(tmp);
|
---|
| 1062 |
|
---|
| 1063 | asprintf(&nfs_mount, p);
|
---|
| 1064 | asprintf(&command,
|
---|
[59] | 1065 | "ifconfig | tr '\n' '#' | sed s/##// | tr '#' ' ' | tr '' '\n' | head -n1 | cut -d' ' -f1");
|
---|
[171] | 1066 | asprintf(&nfs_dev, call_program_and_get_last_line_of_output(command));
|
---|
| 1067 | paranoid_free(command);
|
---|
| 1068 |
|
---|
| 1069 | asprintf(&command,
|
---|
[59] | 1070 | "ifconfig | tr '\n' '#' | sed s/##// | tr '#' ' ' | tr '' '\\n' | head -n1 | tr -s '\t' ' ' | cut -d' ' -f7 | cut -d':' -f2");
|
---|
[171] | 1071 | asprintf(&nfs_client_ipaddr,
|
---|
[59] | 1072 | call_program_and_get_last_line_of_output(command));
|
---|
[171] | 1073 | paranoid_free(command);
|
---|
| 1074 |
|
---|
| 1075 | asprintf(&command,
|
---|
[149] | 1076 | "ifconfig | tr '\n' '#' | sed s/##// | tr '#' ' ' | tr '' '\\n' | head -n1 | tr -s '\t' ' ' | cut -d' ' -f9 | cut -d':' -f2");
|
---|
[171] | 1077 | asprintf(&nfs_client_netmask,
|
---|
[149] | 1078 | call_program_and_get_last_line_of_output(command));
|
---|
[171] | 1079 | paranoid_free(command);
|
---|
| 1080 |
|
---|
| 1081 | asprintf(&command,
|
---|
[197] | 1082 | "ifconfig | tr '\n' '#' | sed s/##// | tr '#' ' ' | tr '' '\\n' | head -n1 | tr -s '\t' ' ' | cut -d' ' -f8 | cut -d':' -f2");
|
---|
| 1083 | strcpy(nfs_client_broadcast,
|
---|
| 1084 | call_program_and_get_last_line_of_output(command));
|
---|
| 1085 | sprintf(command,
|
---|
[226] | 1086 | "route -n | grep '^0.0.0.0' | awk '{print $2}'");
|
---|
[171] | 1087 | asprintf(&nfs_client_defgw,
|
---|
[149] | 1088 | call_program_and_get_last_line_of_output(command));
|
---|
[171] | 1089 | paranoid_free(command);
|
---|
| 1090 |
|
---|
| 1091 | asprintf(&tmp,
|
---|
| 1092 | "nfs_client_ipaddr=%s; nfs_client_netmask=%s; nfs_server_ipaddr=%s; nfs_mount=%s; nfs_client_defgw=%s; ",
|
---|
| 1093 | nfs_client_ipaddr, nfs_client_netmask, nfs_server_ipaddr, nfs_mount, nfs_client_defgw);
|
---|
| 1094 | paranoid_free(nfs_mount);
|
---|
| 1095 | log_it(tmp);
|
---|
| 1096 | paranoid_free(tmp);
|
---|
| 1097 |
|
---|
[59] | 1098 | if (strlen(nfs_dev) < 2) {
|
---|
| 1099 | fatal_error
|
---|
| 1100 | ("Unable to find ethN (eth0, eth1, ...) adapter via NFS mount you specified.");
|
---|
| 1101 | }
|
---|
[171] | 1102 | asprintf(&outfile, "%s/start-nfs", bkpinfo->tmpdir);
|
---|
| 1103 | asprintf(&tmp, "outfile = %s", outfile);
|
---|
[59] | 1104 | log_it(tmp);
|
---|
[171] | 1105 | paranoid_free(tmp);
|
---|
| 1106 |
|
---|
[59] | 1107 | if (!(fout = fopen(outfile, "w"))) {
|
---|
| 1108 | fatal_error("Cannot store NFS config");
|
---|
| 1109 | }
|
---|
[236] | 1110 | fprintf(fout, "#!/bin/sh\n");
|
---|
| 1111 | fprintf(fout, "# number of ping\n");
|
---|
| 1112 | fprintf(fout, "ipcount=3\n");
|
---|
| 1113 | fprintf(fout, "for i in `cat /proc/cmdline` ; do\n");
|
---|
| 1114 | fprintf(fout, " echo $i | grep -qi ping= && ipcount=`echo $i | cut -d= -f2`\n");
|
---|
| 1115 | fprintf(fout, "done\n");
|
---|
[59] | 1116 | fprintf(fout, "ifconfig lo 127.0.0.1 # config loopback\n");
|
---|
[236] | 1117 | fprintf(fout, "ipaddress=%s\n", nfs_client_ipaddr);
|
---|
| 1118 | fprintf(fout, "ipnetmask=%s\n", nfs_client_netmask);
|
---|
| 1119 | fprintf(fout, "ipbroadcast=%s\n", nfs_client_broadcast);
|
---|
| 1120 | fprintf(fout, "ipgateway=%s\n", nfs_client_defgw);
|
---|
| 1121 | fprintf(fout, "ipconf=\n");
|
---|
| 1122 | fprintf(fout, "for i in `cat /proc/cmdline` ; do\n");
|
---|
| 1123 | fprintf(fout, " echo $i | grep -qi ipconf= && ipconf=`echo $i | cut -d= -f2`\n");
|
---|
| 1124 | fprintf(fout, "done\n");
|
---|
| 1125 | fprintf(fout, "if [ \"$ipconf\" = \"dhcp\" ]; then\n");
|
---|
| 1126 | fprintf(fout, " udhcpc -i %s\n", nfs_dev);
|
---|
| 1127 | fprintf(fout, "else\n");
|
---|
| 1128 | fprintf(fout, " if [ \"$ipconf\" != \"\" ]; then\n");
|
---|
| 1129 | fprintf(fout, " ipaddress=`echo $ipconf | cut -d: -f1`\n");
|
---|
| 1130 | fprintf(fout, " ipnetmask=`echo $ipconf | cut -d: -f2`\n");
|
---|
| 1131 | fprintf(fout, " ipbroadcast=`echo $ipconf | cut -d: -f3`\n");
|
---|
| 1132 | fprintf(fout, " ipgateway=`echo $ipconf | cut -d: -f4`\n");
|
---|
| 1133 | fprintf(fout, " fi\n");
|
---|
| 1134 | fprintf(fout, " ifconfig %s $ipaddress netmask $ipnetmask broadcast $ipbroadcast\n", nfs_dev);
|
---|
| 1135 | fprintf(fout, " route add default gw $ipgateway\n");
|
---|
| 1136 | fprintf(fout, "fi\n");
|
---|
| 1137 | fprintf(fout, "ping -c $ipcount %s # ping server\n", nfs_server_ipaddr);
|
---|
[59] | 1138 | fprintf(fout, "mount -t nfs -o nolock %s /tmp/isodir\n",
|
---|
| 1139 | bkpinfo->nfs_mount);
|
---|
| 1140 | paranoid_fclose(fout);
|
---|
| 1141 | chmod(outfile, 0777);
|
---|
| 1142 | make_hole_for_dir("/var/cache/mondo-archive");
|
---|
[1] | 1143 |
|
---|
| 1144 | // paranoid_system ("mkdir -p /var/cache/mondo-archive 2> /dev/null");
|
---|
| 1145 |
|
---|
[171] | 1146 | asprintf(&tmp, "cp -f %s /var/cache/mondo-archive", outfile);
|
---|
| 1147 | paranoid_free(outfile);
|
---|
| 1148 |
|
---|
[59] | 1149 | run_program_and_log_output(tmp, FALSE);
|
---|
[171] | 1150 | paranoid_free(tmp);
|
---|
[1] | 1151 |
|
---|
[171] | 1152 | asprintf(&tmp, "%s/NFS-DEV", bkpinfo->tmpdir);
|
---|
[59] | 1153 | write_one_liner_data_file(tmp, nfs_dev);
|
---|
[171] | 1154 | paranoid_free(nfs_dev);
|
---|
| 1155 | paranoid_free(tmp);
|
---|
[1] | 1156 |
|
---|
[171] | 1157 | asprintf(&tmp, "%s/NFS-CLIENT-IPADDR", bkpinfo->tmpdir);
|
---|
[59] | 1158 | write_one_liner_data_file(tmp, nfs_client_ipaddr);
|
---|
[171] | 1159 | paranoid_free(nfs_client_ipaddr);
|
---|
| 1160 | paranoid_free(tmp);
|
---|
| 1161 |
|
---|
| 1162 | asprintf(&tmp, "%s/NFS-CLIENT-NETMASK", bkpinfo->tmpdir);
|
---|
[149] | 1163 | write_one_liner_data_file(tmp, nfs_client_netmask);
|
---|
[171] | 1164 | paranoid_free(nfs_client_netmask);
|
---|
| 1165 | paranoid_free(tmp);
|
---|
| 1166 |
|
---|
| 1167 | asprintf(&tmp, "%s/NFS-CLIENT-DEFGW", bkpinfo->tmpdir);
|
---|
[149] | 1168 | write_one_liner_data_file(tmp, nfs_client_defgw);
|
---|
[171] | 1169 | paranoid_free(nfs_client_defgw);
|
---|
| 1170 | paranoid_free(tmp);
|
---|
| 1171 |
|
---|
[197] | 1172 | asprintf(&tmp, "%s/NFS-CLIENT-BROADCAST", bkpinfo->tmpdir);
|
---|
| 1173 | write_one_liner_data_file(tmp, nfs_client_broadcast);
|
---|
| 1174 | paranoid_free(nfs_client_broadcast);
|
---|
| 1175 | paranoid_free(tmp);
|
---|
| 1176 |
|
---|
[171] | 1177 | asprintf(&tmp, "%s/NFS-SERVER-IPADDR", bkpinfo->tmpdir);
|
---|
[59] | 1178 | write_one_liner_data_file(tmp, nfs_server_ipaddr);
|
---|
[171] | 1179 | paranoid_free(nfs_server_ipaddr);
|
---|
| 1180 | paranoid_free(tmp);
|
---|
| 1181 |
|
---|
| 1182 | asprintf(&tmp, "%s/NFS-SERVER-MOUNT", bkpinfo->tmpdir);
|
---|
[59] | 1183 | write_one_liner_data_file(tmp, bkpinfo->nfs_mount);
|
---|
[171] | 1184 | paranoid_free(tmp);
|
---|
| 1185 |
|
---|
| 1186 | asprintf(&tmp, "%s/NFS-SERVER-PATH", bkpinfo->tmpdir);
|
---|
[59] | 1187 | write_one_liner_data_file(tmp, bkpinfo->nfs_remote_dir);
|
---|
[171] | 1188 | paranoid_free(tmp);
|
---|
| 1189 |
|
---|
| 1190 | asprintf(&tmp, "%s/ISO-PREFIX", bkpinfo->tmpdir);
|
---|
[149] | 1191 | write_one_liner_data_file(tmp, bkpinfo->prefix);
|
---|
[171] | 1192 | paranoid_free(tmp);
|
---|
| 1193 |
|
---|
[59] | 1194 | log_it("Finished storing NFS configuration");
|
---|
[1] | 1195 | }
|
---|
| 1196 |
|
---|
| 1197 |
|
---|
| 1198 | /**
|
---|
| 1199 | * Determine the approximate number of media that the backup will take up,
|
---|
| 1200 | * and tell the user. The uncompressed size is estimated as size_of_all_biggiefiles_K()
|
---|
| 1201 | * plus (noof_sets x bkpinfo->optimal_set_size). The compression factor is estimated as
|
---|
| 1202 | * 2/3 for LZO and 1/2 for bzip2. The data is not saved anywhere. If there are any
|
---|
| 1203 | * "imagedevs", the estimate is not shown as it will be wildly inaccurate.
|
---|
| 1204 | * If there are more than 50 media estimated, the estimate will not be shown.
|
---|
| 1205 | * @param bkpinfo The backup information structure. Fields used:
|
---|
| 1206 | * - @c bkpinfo->backup_media_type
|
---|
| 1207 | * - @c bkpinfo->image_devs
|
---|
| 1208 | * - @c bkpinfo->media_size
|
---|
| 1209 | * - @c bkpinfo->optimal_set_size
|
---|
| 1210 | * - @c bkpinfo->use_lzo
|
---|
| 1211 | * @param noof_sets The number of filesets created.
|
---|
| 1212 | * @ingroup archiveGroup
|
---|
| 1213 | */
|
---|
| 1214 | void
|
---|
[59] | 1215 | estimate_noof_media_required(struct s_bkpinfo *bkpinfo, long noof_sets)
|
---|
[1] | 1216 | {
|
---|
[59] | 1217 | /*@ buffers *************** */
|
---|
[171] | 1218 | char *tmp;
|
---|
[1] | 1219 |
|
---|
[59] | 1220 | /*@ long long ************* */
|
---|
| 1221 | long long scratchLL;
|
---|
[1] | 1222 |
|
---|
[59] | 1223 | if (bkpinfo->media_size[1] <= 0 || bkpinfo->backup_media_type == nfs) {
|
---|
| 1224 | log_to_screen("Number of media required: UNKNOWN");
|
---|
| 1225 | return;
|
---|
| 1226 | }
|
---|
[1] | 1227 |
|
---|
[59] | 1228 | log_it("Estimating number of media required...");
|
---|
| 1229 | scratchLL =
|
---|
| 1230 | (long long) (noof_sets) * (long long) (bkpinfo->optimal_set_size)
|
---|
| 1231 | + (long long) (size_of_all_biggiefiles_K(bkpinfo));
|
---|
| 1232 | scratchLL = (scratchLL / 1024) / bkpinfo->media_size[1];
|
---|
| 1233 | scratchLL++;
|
---|
| 1234 | if (bkpinfo->use_lzo) {
|
---|
| 1235 | scratchLL = (scratchLL * 2) / 3;
|
---|
| 1236 | } else {
|
---|
| 1237 | scratchLL = scratchLL / 2;
|
---|
| 1238 | }
|
---|
| 1239 | if (!scratchLL) {
|
---|
| 1240 | scratchLL++;
|
---|
| 1241 | }
|
---|
| 1242 | if (scratchLL <= 1) {
|
---|
[171] | 1243 | asprintf(&tmp,
|
---|
[127] | 1244 | "Your backup will probably occupy a single %s. Maybe two.",
|
---|
| 1245 | media_descriptor_string(bkpinfo->backup_media_type));
|
---|
[59] | 1246 | } else {
|
---|
[171] | 1247 | asprintf(&tmp, "Your backup will occupy approximately %s media.",
|
---|
[59] | 1248 | number_to_text((int) (scratchLL + 1)));
|
---|
| 1249 | }
|
---|
| 1250 | if (!bkpinfo->image_devs[0] && (scratchLL < 50)) {
|
---|
| 1251 | log_to_screen(tmp);
|
---|
| 1252 | }
|
---|
[171] | 1253 | paranoid_free(tmp);
|
---|
| 1254 | return;
|
---|
[1] | 1255 | }
|
---|
| 1256 |
|
---|
| 1257 |
|
---|
| 1258 | /**
|
---|
| 1259 | * Determine whether a file is compressed. This is done
|
---|
| 1260 | * by reading through the "do-not-compress-these" file distributed with Mondo.
|
---|
| 1261 | * @param filename The file to check.
|
---|
| 1262 | * @return TRUE if it's compressed, FALSE if not.
|
---|
| 1263 | */
|
---|
[59] | 1264 | bool is_this_file_compressed(char *filename)
|
---|
[1] | 1265 | {
|
---|
[171] | 1266 | char *do_not_compress_these;
|
---|
| 1267 | char *tmp;
|
---|
[59] | 1268 | char *p;
|
---|
[1] | 1269 |
|
---|
[171] | 1270 | asprintf(&tmp, "%s/do-not-compress-these", g_mondo_home);
|
---|
[59] | 1271 | if (!does_file_exist(tmp)) {
|
---|
[171] | 1272 | paranoid_free(tmp);
|
---|
[59] | 1273 | return (FALSE);
|
---|
| 1274 | }
|
---|
[171] | 1275 | paranoid_free(tmp);
|
---|
| 1276 |
|
---|
| 1277 | asprintf(&do_not_compress_these, last_line_of_file(tmp));
|
---|
[59] | 1278 | for (p = do_not_compress_these; p != NULL; p++) {
|
---|
[171] | 1279 | asprintf(&tmp, p);
|
---|
[59] | 1280 | if (strchr(tmp, ' ')) {
|
---|
| 1281 | *(strchr(tmp, ' ')) = '\0';
|
---|
| 1282 | }
|
---|
[171] | 1283 | if (!strcmp(strrchr(filename, '.'), tmp)) {
|
---|
| 1284 | paranoid_free(do_not_compress_these);
|
---|
| 1285 | paranoid_free(tmp);
|
---|
[59] | 1286 | return (TRUE);
|
---|
| 1287 | }
|
---|
[171] | 1288 | paranoid_free(tmp);
|
---|
| 1289 |
|
---|
[59] | 1290 | if (!(p = strchr(p, ' '))) {
|
---|
| 1291 | break;
|
---|
| 1292 | }
|
---|
| 1293 | }
|
---|
[171] | 1294 | paranoid_free(do_not_compress_these);
|
---|
[59] | 1295 | return (FALSE);
|
---|
[1] | 1296 | }
|
---|
| 1297 |
|
---|
| 1298 |
|
---|
[59] | 1299 | int mode_of_file(char *fname)
|
---|
[1] | 1300 | {
|
---|
[59] | 1301 | struct stat buf;
|
---|
[1] | 1302 |
|
---|
[59] | 1303 | if (lstat(fname, &buf)) {
|
---|
| 1304 | return (-1);
|
---|
| 1305 | } // error
|
---|
| 1306 | else {
|
---|
| 1307 | return (buf.st_mode);
|
---|
| 1308 | }
|
---|
[1] | 1309 | }
|
---|
| 1310 |
|
---|
| 1311 |
|
---|
| 1312 | /**
|
---|
| 1313 | * Create a small script that mounts /boot, calls @c grub-install, and syncs the disks.
|
---|
| 1314 | * @param outfile Where to put the script.
|
---|
| 1315 | * @return 0 for success, 1 for failure.
|
---|
| 1316 | */
|
---|
[59] | 1317 | int make_grub_install_scriptlet(char *outfile)
|
---|
[1] | 1318 | {
|
---|
[59] | 1319 | FILE *fout;
|
---|
| 1320 | char *tmp;
|
---|
| 1321 | int retval = 0;
|
---|
[1] | 1322 |
|
---|
[59] | 1323 | if ((fout = fopen(outfile, "w"))) {
|
---|
| 1324 | fprintf(fout,
|
---|
| 1325 | "#!/bin/sh\n\nmount /boot > /dev/null 2> /dev/null\ngrub-install $@\nres=$?\nsync;sync;sync\nexit $res\n");
|
---|
| 1326 | paranoid_fclose(fout);
|
---|
| 1327 | log_msg(2, "Created %s", outfile);
|
---|
[171] | 1328 | asprintf(&tmp, "chmod +x %s", outfile);
|
---|
[59] | 1329 | paranoid_system(tmp);
|
---|
[171] | 1330 | paranoid_free(tmp);
|
---|
| 1331 |
|
---|
[59] | 1332 | retval = 0;
|
---|
| 1333 | } else {
|
---|
| 1334 | retval = 1;
|
---|
[1] | 1335 | }
|
---|
[59] | 1336 | return (retval);
|
---|
[1] | 1337 | }
|
---|
| 1338 |
|
---|
| 1339 | /* @} - end fileGroup */
|
---|
[171] | 1340 |
|
---|
| 1341 | void paranoid_alloc(char *alloc, char *orig)
|
---|
| 1342 | {
|
---|
| 1343 | paranoid_free(alloc);
|
---|
| 1344 | asprintf(&alloc, orig);
|
---|
| 1345 | }
|
---|
| 1346 |
|
---|