[1] | 1 | /* libmondo-files.c file manipulation
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| 2 | $Id: libmondo-files.c,v 1.5 2004/06/10 15:29:12 hugo Exp $
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| 3 | .
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| 4 |
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| 5 |
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| 6 | 04/16/04
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| 7 | - find_home_of_exe() really does return NULL now if file not found
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| 8 |
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| 9 | 03/22/04
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| 10 | - added mode_of_file()
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| 11 |
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| 12 | 10/02/03
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| 13 | - cleaned up grab_percentage_from_last_line_of_file()
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| 14 |
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| 15 | 09/18
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| 16 | - added int make_grub_install_scriptlet()
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| 17 |
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| 18 | 09/16
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| 19 | - cleaned up mkisofs feedback window
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| 20 |
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| 21 | 09/12
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| 22 | - fixed Teuton-hostile bug in size_of_all_biggiefiles_K()
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| 23 |
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| 24 | 09/05
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| 25 | - added size_of_partition_in_mountlist_K()
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| 26 | - size_of_all_biggiefiles_K() now calls get_phys_size_of_drive(fname)
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| 27 |
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| 28 | 07/02
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| 29 | - fixed calls to popup_and_get_string()
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| 30 |
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| 31 | 05/19
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| 32 | - added CP_BIN
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| 33 |
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| 34 | 05/05
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| 35 | - added Joshua Oreman's FreeBSD patches
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| 36 |
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| 37 | 05/04
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| 38 | - find_home_of_exe() now returns NULL if file not found
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| 39 |
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| 40 | 04/26
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| 41 | - if >4 media est'd, say one meeeellion
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| 42 |
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| 43 | 04/25
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| 44 | - fixed minor bug in find_home_of_exe()
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| 45 |
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| 46 | 04/24
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| 47 | - added lots of assert()'s and log_OS_error()'s
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| 48 |
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| 49 | 04/07
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| 50 | - fix find_home_of_exe()
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| 51 | - cleaned up code a bit
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| 52 |
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| 53 | 03/27
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| 54 | - copy_mondo_and_mindi_stuff --- if _homedir_/payload.tgz exists then untar it to CD
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| 55 |
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| 56 | 01/14/2003
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| 57 | - if backup media type == nfs then don't estimate no. of media reqd
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| 58 |
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| 59 | 11/25/2002
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| 60 | - don't log/echo estimated # of media required if >=50
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| 61 |
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| 62 | 10/01 - 11/09
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| 63 | - chmod uses 0x, not decimal :)
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| 64 | - added is_this_file_compressed()
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| 65 | - replace convoluted grep with wc (KP)
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| 66 |
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| 67 | 09/01 - 09/30
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| 68 | - only show "number of media" estimate if no -x
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| 69 | - run_program_and_log_output() now takes boolean operator to specify
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| 70 | whether it will log its activities in the event of _success_
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| 71 |
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| 72 | 08/01 - 08/31
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| 73 | - handle unknown media sizes
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| 74 | - cleaned up some log_it() calls
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| 75 |
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| 76 | 07/24
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| 77 | - created
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| 78 | */
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| 79 |
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| 80 | /**
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| 81 | * @file
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| 82 | * Functions to manipulate files.
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| 83 | */
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| 84 |
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| 85 |
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| 86 | #include "my-stuff.h"
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| 87 | #include "mondostructures.h"
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| 88 | #include "libmondo-files.h"
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| 89 |
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| 90 | #include "lib-common-externs.h"
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| 91 |
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| 92 | #include "libmondo-tools-EXT.h"
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| 93 | #include "libmondo-gui-EXT.h"
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| 94 | #include "libmondo-devices-EXT.h"
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| 95 | #include "libmondo-fork-EXT.h"
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| 96 | #include "libmondo-string-EXT.h"
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| 97 |
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| 98 | /*@unused@*/
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| 99 | //static char cvsid[] = "$Id: libmondo-files.c,v 1.5 2004/06/10 15:29:12 hugo Exp $";
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| 100 |
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| 101 | extern char err_log_lines[NOOF_ERR_LINES][MAX_STR_LEN];
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| 102 |
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| 103 | extern int g_currentY;
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| 104 | extern char *g_mondo_home;
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| 105 |
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| 106 | /**
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| 107 | * @addtogroup fileGroup
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| 108 | * @{
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| 109 | */
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| 110 | /**
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| 111 | * Get an md5 checksum of the specified file.
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| 112 | * @param filename The file to checksum.
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| 113 | * @return The 32-character ASCII representation of the 128-bit checksum.
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| 114 | * @note The returned string points to static storage that will be overwritten with each call.
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| 115 | */
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| 116 | char *
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| 117 | calc_checksum_of_file (char *filename)
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| 118 | {
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| 119 | /*@ buffers ******************************************************/
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| 120 | static char output[MAX_STR_LEN];
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| 121 | char command[MAX_STR_LEN*2];
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| 122 | char tmp[MAX_STR_LEN];
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| 123 |
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| 124 | /*@ pointers *****************************************************/
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| 125 | char *p;
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| 126 | FILE *fin;
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| 127 |
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| 128 | /*@ initialize pointers ******************************************/
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| 129 |
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| 130 | p = output;
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| 131 |
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| 132 | /*@***************************************************************/
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| 133 |
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| 134 | assert_string_is_neither_NULL_nor_zerolength(filename);
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| 135 | if (does_file_exist (filename))
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| 136 | {
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| 137 | sprintf (command, "md5sum \"%s\"", filename);
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| 138 | fin = popen (command, "r");
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| 139 | if (fin)
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| 140 | {
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| 141 | (void) fgets (output, MAX_STR_LEN, fin);
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| 142 | p = strchr (output, ' ');
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| 143 | paranoid_pclose (fin);
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| 144 | }
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| 145 | }
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| 146 | else
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| 147 | {
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| 148 | sprintf (tmp, "File '%s' not found; cannot calc checksum", filename);
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| 149 | log_it (tmp);
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| 150 | }
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| 151 | if (p)
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| 152 | {
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| 153 | *p = '\0';
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| 154 | }
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| 155 | return (output);
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| 156 | }
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| 157 |
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| 158 |
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| 159 | /**
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| 160 | * Get a not-quite-unique representation of some of the file's @c stat properties.
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| 161 | * The returned string has the form <tt>size-mtime-ctime</tt>.
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| 162 | * @param curr_fname The file to generate the "checksum" for.
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| 163 | * @return The "checksum".
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| 164 | * @note The returned string points to static storage that will be overwritten with each call.
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| 165 | */
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| 166 | char *
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| 167 | calc_file_ugly_minichecksum (char *curr_fname)
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| 168 | {
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| 169 |
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| 170 | /*@ buffers ******************************************************/
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| 171 | static char curr_cksum[1000];
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| 172 |
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| 173 | /*@ pointers *****************************************************/
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| 174 |
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| 175 | /*@ structures ***************************************************/
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| 176 | struct stat buf;
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| 177 |
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| 178 | /*@ initialize data ****************************************************/
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| 179 | curr_cksum[0] = '\0';
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| 180 |
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| 181 | /*@***************************************************************/
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| 182 |
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| 183 | assert_string_is_neither_NULL_nor_zerolength(curr_fname);
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| 184 | if (lstat (curr_fname, &buf))
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| 185 | {
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| 186 | return (curr_cksum); // empty
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| 187 | }
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| 188 |
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| 189 | sprintf (curr_cksum, "%ld-%ld-%ld", (long) (buf.st_size),
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| 190 | (long) (buf.st_mtime), (long) (buf.st_ctime));
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| 191 | return (curr_cksum);
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| 192 | }
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| 193 |
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| 194 |
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| 195 |
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| 196 | /**
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| 197 | * Get the number of lines in @p filename.
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| 198 | * @param filename The file to count lines in.
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| 199 | * @return The number of lines in @p filename.
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| 200 | * @bug This function uses the shell and "wc -l"; it should probably be rewritten in C.
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| 201 | */
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| 202 | long
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| 203 | count_lines_in_file (char *filename)
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| 204 | {
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| 205 |
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| 206 | /*@ buffers ******************************************************/
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| 207 | char command[MAX_STR_LEN*2];
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| 208 | char incoming[MAX_STR_LEN];
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| 209 | char tmp[MAX_STR_LEN];
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| 210 |
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| 211 | /*@ long *********************************************************/
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| 212 | long noof_lines = -1L;
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| 213 |
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| 214 | /*@ pointers *****************************************************/
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| 215 | FILE *fin;
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| 216 |
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| 217 | /*@ initialize [0] to null *********************************************/
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| 218 | incoming[0] = '\0';
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| 219 |
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| 220 | assert_string_is_neither_NULL_nor_zerolength(filename);
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| 221 | if (!does_file_exist (filename))
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| 222 | {
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| 223 | sprintf (tmp,
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| 224 | "%s does not exist, so I cannot found the number of lines in it",
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| 225 | filename);
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| 226 | log_it (tmp);
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| 227 | return (0);
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| 228 | }
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| 229 | sprintf (command, "cat %s | wc -l", filename);
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| 230 | if (!does_file_exist(filename)) { return(-1); }
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| 231 | fin = popen (command, "r");
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| 232 | if (fin)
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| 233 | {
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| 234 | if (feof (fin))
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| 235 | {
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| 236 | noof_lines = 0;
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| 237 | }
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| 238 | else
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| 239 | {
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| 240 | (void) fgets (incoming, MAX_STR_LEN - 1, fin);
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| 241 | while (strlen (incoming) > 0
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| 242 | && incoming[strlen (incoming) - 1] < 32)
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| 243 | {
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| 244 | incoming[strlen (incoming) - 1] = '\0';
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| 245 | }
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| 246 | noof_lines = atol (incoming);
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| 247 | }
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| 248 | paranoid_pclose (fin);
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| 249 | }
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| 250 | return (noof_lines);
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| 251 | }
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| 252 |
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| 253 |
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| 254 | /**
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| 255 | * Check for existence of given @p filename.
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| 256 | * @param filename The file to check for.
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| 257 | * @return TRUE if it exists, FALSE otherwise.
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| 258 | */
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| 259 | bool
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| 260 | does_file_exist (char *filename)
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| 261 | {
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| 262 |
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| 263 | /*@ structures ***************************************************/
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| 264 | struct stat buf;
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| 265 |
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| 266 | /*@***************************************************************/
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| 267 |
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| 268 | assert(filename!=NULL);
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| 269 | // assert_string_is_neither_NULL_nor_zerolength(filename);
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| 270 | if (lstat (filename, &buf))
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| 271 | {
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| 272 | log_msg(20, "%s does not exist", filename);
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| 273 | return (FALSE);
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| 274 | }
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| 275 | else
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| 276 | {
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| 277 | log_msg(20, "%s exists", filename);
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| 278 | return (TRUE);
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| 279 | }
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| 280 | }
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| 281 |
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| 282 |
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| 283 |
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| 284 |
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| 285 |
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| 286 |
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| 287 | /**
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| 288 | * Modify @p inout (a file containing a list of files) to only contain files
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| 289 | * that exist.
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| 290 | * @param inout The filelist to operate on.
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| 291 | * @note The original file is renamed beforehand, so it will not be accessible
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| 292 | * while the modification is in progress.
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| 293 | */
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| 294 | void
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| 295 | exclude_nonexistent_files (char *inout)
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| 296 | {
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| 297 | char infname[MAX_STR_LEN];
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| 298 | char outfname[MAX_STR_LEN];
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| 299 | char tmp[MAX_STR_LEN];
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| 300 | char incoming[MAX_STR_LEN];
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| 301 |
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| 302 | /*@ int **********************************************************/
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| 303 | int i;
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| 304 |
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| 305 | /*@ pointers *****************************************************/
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| 306 | FILE *fin, *fout;
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| 307 |
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| 308 |
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| 309 | /*@ end vars ************************************************************/
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| 310 |
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| 311 | assert_string_is_neither_NULL_nor_zerolength(inout);
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| 312 | sprintf (infname, "%s.in", inout);
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| 313 | sprintf (outfname, "%s", inout);
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| 314 | sprintf (tmp, "cp -f %s %s", inout, infname);
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| 315 | run_program_and_log_output (tmp, FALSE);
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| 316 | if (!(fin = fopen (infname, "r"))) { log_OS_error("Unable to openin infname"); return; }
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| 317 | if (!(fout = fopen (outfname, "w"))){log_OS_error("Unable to openout outfname"); return; }
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| 318 | for (fgets (incoming, MAX_STR_LEN, fin); !feof (fin);
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| 319 | fgets (incoming, MAX_STR_LEN, fin))
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| 320 | {
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| 321 | i = strlen (incoming) - 1;
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| 322 | if (i >= 0 && incoming[i] < 32)
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| 323 | {
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| 324 | incoming[i] = '\0';
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| 325 | }
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| 326 | if (does_file_exist (incoming))
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| 327 | {
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| 328 | fprintf (fout, "%s\n", incoming);
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| 329 | }
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| 330 | else
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| 331 | {
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| 332 | sprintf (tmp, "Excluding '%s'-nonexistent\n", incoming);
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| 333 | log_it (tmp);
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| 334 | }
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| 335 | }
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| 336 | paranoid_fclose (fout);
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| 337 | paranoid_fclose (fin);
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| 338 | unlink (infname);
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| 339 | }
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| 340 |
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| 341 |
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| 342 |
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| 343 |
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| 344 |
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| 345 |
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| 346 |
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| 347 |
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| 348 |
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| 349 | /**
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| 350 | * Attempt to find the user's kernel by calling Mindi.
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| 351 | * If Mindi can't find the kernel, ask user. If @p kernel is not empty,
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| 352 | * don't do anything.
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| 353 | * @param kernel Where to put the found kernel.
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| 354 | * @return 0 for success, 1 for failure.
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| 355 | */
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| 356 | int figure_out_kernel_path_interactively_if_necessary(char*kernel)
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| 357 | {
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| 358 | char tmp[MAX_STR_LEN];
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| 359 |
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| 360 | if (!kernel[0])
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| 361 | { strcpy(kernel, call_program_and_get_last_line_of_output("mindi --findkernel 2> /dev/null")); }
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| 362 | log_it("Calling Mindi with kernel path of '%s'", kernel);
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| 363 | while(!kernel[0])
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| 364 | {
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| 365 | if (!ask_me_yes_or_no("Kernel not found or invalid. Choose another?"))
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| 366 | { return(1); }
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| 367 | if (!popup_and_get_string("Kernel path", "What is the full path and filename of your kernel, please?", kernel, MAX_STR_LEN/4))
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| 368 | { fatal_error("Kernel not found. Please specify with the '-k' flag."); }
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| 369 | sprintf(tmp, "User says kernel is at %s", kernel);
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| 370 | log_it(tmp);
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| 371 | }
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| 372 | return(0);
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| 373 | }
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| 374 |
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| 375 |
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| 376 |
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| 377 |
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| 378 |
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| 379 |
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| 380 | /**
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| 381 | * Find location of specified executable in user's PATH.
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| 382 | * @param fname The basename of the executable to search for (e.g. @c afio).
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| 383 | * @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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| 384 | * @note The returned string points to static storage that will be overwritten with each call.
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| 385 | * @bug The checks with @c file and @c dirname seem pointless. If @c incoming is "", then you're calling
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| 386 | * <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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| 387 | * to nothing.
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| 388 | */
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| 389 | char *
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| 390 | find_home_of_exe (char *fname)
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| 391 | {
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| 392 | /*@ buffers **********************/
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| 393 | static char output[MAX_STR_LEN];
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| 394 | char *incoming;
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| 395 | char *command;
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| 396 |
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| 397 | malloc_string(incoming);
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| 398 | malloc_string(command);
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| 399 | incoming[0] = '\0';
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| 400 | /*@********************************/
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| 401 |
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| 402 | assert_string_is_neither_NULL_nor_zerolength(fname);
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| 403 | sprintf (command, "which %s 2> /dev/null", fname);
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| 404 | strcpy (incoming, call_program_and_get_last_line_of_output (command));
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| 405 | if (incoming[0] == '\0')
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| 406 | {
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| 407 | if (system("which file > /dev/null 2> /dev/null"))
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| 408 | {
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| 409 | paranoid_free(incoming);
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| 410 | paranoid_free(command);
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| 411 | output[0] = '\0'; return(NULL); // forget it :)
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| 412 | }
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| 413 | sprintf (command, "file %s 2> /dev/null | cut -d':' -f1 2> /dev/null", incoming);
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| 414 | strcpy (incoming, call_program_and_get_last_line_of_output (command));
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| 415 | }
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| 416 | if (incoming[0] == '\0') // yes, it is == '\0' twice, not once :)
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| 417 | {
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| 418 | sprintf (command, "dirname %s 2> /dev/null", incoming);
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| 419 | strcpy (incoming, call_program_and_get_last_line_of_output (command));
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| 420 | }
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| 421 | strcpy (output, incoming);
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| 422 | if (output[0] != '\0' && does_file_exist(output))
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| 423 | { log_msg(4, "find_home_of_exe () --- Found %s at %s", fname, incoming); }
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| 424 | else
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| 425 | { output[0]='\0'; log_msg(4, "find_home_of_exe() --- Could not find %s", fname); }
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| 426 | paranoid_free(incoming);
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| 427 | paranoid_free(command);
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| 428 | if (!output[0]) { return(NULL); } else { return (output); }
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| 429 | }
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| 430 |
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| 431 |
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| 432 |
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| 433 |
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| 434 |
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| 435 |
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| 436 |
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| 437 |
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| 438 | /**
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| 439 | * Get the last sequence of digits surrounded by non-digits in the first 32k of
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| 440 | * a file.
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| 441 | * @param logfile The file to look in.
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| 442 | * @return The number found, or 0 if none.
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| 443 | */
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| 444 | int
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| 445 | get_trackno_from_logfile (char *logfile)
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| 446 | {
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| 447 |
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| 448 | /*@ pointers **********************************************************/
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| 449 | FILE *fin;
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| 450 |
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| 451 | /*@ int ***************************************************************/
|
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| 452 | int trackno = 0;
|
---|
| 453 | size_t len = 0;
|
---|
| 454 |
|
---|
| 455 | /*@ buffer *************************************************************/
|
---|
| 456 | char datablock[32701];
|
---|
| 457 |
|
---|
| 458 | assert_string_is_neither_NULL_nor_zerolength(logfile);
|
---|
| 459 | if (!(fin = fopen (logfile, "r"))) { log_OS_error("Unable to open logfile"); fatal_error("Unable to open logfile to read trackno"); }
|
---|
| 460 | len = fread (datablock, 1, 32700, fin);
|
---|
| 461 | paranoid_fclose (fin);
|
---|
| 462 | if (len <= 0)
|
---|
| 463 | {
|
---|
| 464 | return (0);
|
---|
| 465 | }
|
---|
| 466 | for (; len > 0 && !isdigit (datablock[len - 1]); len--);
|
---|
| 467 | datablock[len--] = '\0';
|
---|
| 468 | for (; len > 0 && isdigit (datablock[len - 1]); len--);
|
---|
| 469 | trackno = atoi (datablock + len);
|
---|
| 470 | /*
|
---|
| 471 | sprintf(tmp,"datablock=%s; trackno=%d",datablock+len, trackno);
|
---|
| 472 | log_it(tmp);
|
---|
| 473 | */
|
---|
| 474 | return (trackno);
|
---|
| 475 | }
|
---|
| 476 |
|
---|
| 477 |
|
---|
| 478 |
|
---|
| 479 |
|
---|
| 480 |
|
---|
| 481 |
|
---|
| 482 |
|
---|
| 483 | /**
|
---|
| 484 | * Get a percentage from the last line of @p filename. We look for the string
|
---|
| 485 | * "% done" on the last line and, if we find it, grab the number before the last % sign.
|
---|
| 486 | * @param filename The file to get the percentage from.
|
---|
| 487 | * @return The percentage found, or 0 for error.
|
---|
| 488 | */
|
---|
| 489 | int
|
---|
| 490 | grab_percentage_from_last_line_of_file (char *filename)
|
---|
| 491 | {
|
---|
| 492 |
|
---|
| 493 | /*@ buffers ******************************************************/
|
---|
| 494 | char tmp[MAX_STR_LEN];
|
---|
| 495 | char lastline[MAX_STR_LEN];
|
---|
| 496 | char command[MAX_STR_LEN];
|
---|
| 497 | /*@ pointers *****************************************************/
|
---|
| 498 | char *p;
|
---|
| 499 |
|
---|
| 500 | /*@ int's ********************************************************/
|
---|
| 501 | int i;
|
---|
| 502 |
|
---|
| 503 | for(i=NOOF_ERR_LINES-1; i>=0 && !strstr(err_log_lines[i], "% Done") && !strstr(err_log_lines[i], "% done"); i--);
|
---|
| 504 | if (i<0)
|
---|
| 505 | {
|
---|
| 506 | sprintf(command, "tail -n3 %s | fgrep -i \"%c\" | tail -n1 | awk '{print $0;}'", filename, '%');
|
---|
| 507 | strcpy(lastline, call_program_and_get_last_line_of_output(command));
|
---|
| 508 | if (!lastline[0])
|
---|
| 509 | {
|
---|
| 510 | return(0);
|
---|
| 511 | }
|
---|
| 512 | }
|
---|
| 513 | else
|
---|
| 514 | {
|
---|
| 515 | strcpy(lastline, err_log_lines[i]);
|
---|
| 516 | }
|
---|
| 517 |
|
---|
| 518 | p = strrchr(lastline, '%');
|
---|
| 519 | if (p) { *p='\0'; }
|
---|
| 520 | // log_msg(2, "lastline='%s', ", p, lastline);
|
---|
| 521 | if (!p)
|
---|
| 522 | {
|
---|
| 523 | return (0);
|
---|
| 524 | }
|
---|
| 525 | *p = '\0';
|
---|
| 526 | for (p --; *p != ' ' && p != lastline; p--);
|
---|
| 527 | if (p != lastline)
|
---|
| 528 | {
|
---|
| 529 | p++;
|
---|
| 530 | }
|
---|
| 531 | i = atoi (p);
|
---|
| 532 |
|
---|
| 533 | sprintf(tmp,"'%s' --> %d",p,i);
|
---|
| 534 | // log_to_screen(tmp);
|
---|
| 535 |
|
---|
| 536 | return (i);
|
---|
| 537 | }
|
---|
| 538 |
|
---|
| 539 |
|
---|
| 540 |
|
---|
| 541 |
|
---|
| 542 |
|
---|
| 543 | /**
|
---|
| 544 | * Return the last line of @p filename.
|
---|
| 545 | * @param filename The file to get the last line of.
|
---|
| 546 | * @return The last line of the file.
|
---|
| 547 | * @note The returned string points to static storage that will be overwritten with each call.
|
---|
| 548 | */
|
---|
| 549 | char *
|
---|
| 550 | last_line_of_file (char *filename)
|
---|
| 551 | {
|
---|
| 552 | /*@ buffers ******************************************************/
|
---|
| 553 | static char output[MAX_STR_LEN];
|
---|
| 554 | static char command[MAX_STR_LEN*2];
|
---|
| 555 | static char tmp[MAX_STR_LEN];
|
---|
| 556 |
|
---|
| 557 | /*@ pointers *****************************************************/
|
---|
| 558 | FILE *fin;
|
---|
| 559 |
|
---|
| 560 | /*@ end vars *****************************************************/
|
---|
| 561 |
|
---|
| 562 | if (!does_file_exist (filename))
|
---|
| 563 | {
|
---|
| 564 | sprintf (tmp, "Tring to get last line of nonexistent file (%s)",
|
---|
| 565 | filename);
|
---|
| 566 | log_it (tmp);
|
---|
| 567 | output[0] = '\0';
|
---|
| 568 | return (output);
|
---|
| 569 | }
|
---|
| 570 | sprintf (command, "cat %s | tail -n1", filename);
|
---|
| 571 | fin = popen (command, "r");
|
---|
| 572 | (void) fgets (output, MAX_STR_LEN, fin);
|
---|
| 573 | paranoid_pclose (fin);
|
---|
| 574 | while (strlen (output) > 0 && output[strlen (output) - 1] < 32)
|
---|
| 575 | {
|
---|
| 576 | output[strlen (output) - 1] = '\0';
|
---|
| 577 | }
|
---|
| 578 | return (output);
|
---|
| 579 | }
|
---|
| 580 |
|
---|
| 581 | /**
|
---|
| 582 | * Get the length of @p filename in bytes.
|
---|
| 583 | * @param filename The file to get the length of.
|
---|
| 584 | * @return The length of the file, or -1 for error.
|
---|
| 585 | */
|
---|
| 586 | long long
|
---|
| 587 | length_of_file (char *filename)
|
---|
| 588 | {
|
---|
| 589 | /*@ pointers ****************************************************/
|
---|
| 590 | FILE *fin;
|
---|
| 591 |
|
---|
| 592 | /*@ long long **************************************************/
|
---|
| 593 | long long length;
|
---|
| 594 |
|
---|
| 595 | fin = fopen (filename, "r");
|
---|
| 596 | if (!fin)
|
---|
| 597 | {
|
---|
| 598 | log_it("filename=%s", filename);
|
---|
| 599 | log_OS_error("Unable to openin filename");
|
---|
| 600 | return (-1);
|
---|
| 601 | }
|
---|
| 602 | fseek (fin, 0, SEEK_END);
|
---|
| 603 | length = ftell (fin);
|
---|
| 604 | paranoid_fclose (fin);
|
---|
| 605 | return (length);
|
---|
| 606 | }
|
---|
| 607 |
|
---|
| 608 |
|
---|
| 609 |
|
---|
| 610 | /**
|
---|
| 611 | * ?????
|
---|
| 612 | * @bug I don't know what this function does. However, it seems orphaned, so it should probably be removed.
|
---|
| 613 | */
|
---|
| 614 | int
|
---|
| 615 | make_checksum_list_file (char *filelist, char *cksumlist, char *comppath)
|
---|
| 616 | {
|
---|
| 617 | /*@ pointers *****************************************************/
|
---|
| 618 | FILE *fin;
|
---|
| 619 | FILE *fout;
|
---|
| 620 |
|
---|
| 621 | /*@ int ********************************************************/
|
---|
| 622 | int percentage;
|
---|
| 623 | int i;
|
---|
| 624 | int counter = 0;
|
---|
| 625 |
|
---|
| 626 | /*@ buffer *******************************************************/
|
---|
| 627 | char stub_fname[1000];
|
---|
| 628 | char curr_fname[1000];
|
---|
| 629 | char curr_cksum[1000];
|
---|
| 630 | char tmp[1000];
|
---|
| 631 |
|
---|
| 632 | /*@ long [long] **************************************************/
|
---|
| 633 | long long filelist_length;
|
---|
| 634 | long curr_pos;
|
---|
| 635 | long start_time;
|
---|
| 636 | long current_time;
|
---|
| 637 | long time_taken;
|
---|
| 638 | long time_remaining;
|
---|
| 639 |
|
---|
| 640 | /*@ end vars ****************************************************/
|
---|
| 641 |
|
---|
| 642 | start_time = get_time ();
|
---|
| 643 | filelist_length = length_of_file (filelist);
|
---|
| 644 | sprintf (tmp, "filelist = %s; cksumlist = %s", filelist, cksumlist);
|
---|
| 645 | log_it (tmp);
|
---|
| 646 | fin = fopen (filelist, "r");
|
---|
| 647 | if (fin == NULL)
|
---|
| 648 | {
|
---|
| 649 | log_OS_error ("Unable to fopen-in filelist");
|
---|
| 650 | log_to_screen ("Can't open filelist");
|
---|
| 651 | return (1);
|
---|
| 652 | }
|
---|
| 653 | fout = fopen (cksumlist, "w");
|
---|
| 654 | if (fout == NULL)
|
---|
| 655 | {
|
---|
| 656 | log_OS_error ("Unable to openout cksumlist");
|
---|
| 657 | paranoid_fclose (fin);
|
---|
| 658 | log_to_screen ("Can't open checksum list");
|
---|
| 659 | return (1);
|
---|
| 660 | }
|
---|
| 661 | for (fgets (stub_fname, 999, fin); !feof (fin);
|
---|
| 662 | fgets (stub_fname, 999, fin))
|
---|
| 663 | {
|
---|
| 664 | if (stub_fname[(i = strlen (stub_fname) - 1)] < 32)
|
---|
| 665 | {
|
---|
| 666 | stub_fname[i] = '\0';
|
---|
| 667 | }
|
---|
| 668 | sprintf (tmp, "%s%s", comppath, stub_fname);
|
---|
| 669 | strcpy (curr_fname, tmp + 1);
|
---|
| 670 | strcpy (curr_cksum, calc_file_ugly_minichecksum (curr_fname));
|
---|
| 671 | fprintf (fout, "%s\t%s\n", curr_fname, curr_cksum);
|
---|
| 672 | if (counter++ > 12)
|
---|
| 673 | {
|
---|
| 674 | current_time = get_time ();
|
---|
| 675 | counter = 0;
|
---|
| 676 | curr_fname[37] = '\0';
|
---|
| 677 | curr_pos = ftell (fin) / 1024;
|
---|
| 678 | percentage = (int) (curr_pos * 100 / filelist_length);
|
---|
| 679 | time_taken = current_time - start_time;
|
---|
| 680 | if (percentage == 0)
|
---|
| 681 | {
|
---|
| 682 | /* printf("%0d%% done \r",percentage); */
|
---|
| 683 | }
|
---|
| 684 | else
|
---|
| 685 | {
|
---|
| 686 | time_remaining =
|
---|
| 687 | time_taken * 100 / (long) (percentage) - time_taken;
|
---|
| 688 | sprintf (tmp,
|
---|
| 689 | "%02d%% done %02d:%02d taken %02d:%02d remaining %-37s\r",
|
---|
| 690 | percentage, (int) (time_taken / 60),
|
---|
| 691 | (int) (time_taken % 60), (int) (time_remaining / 60),
|
---|
| 692 | (int) (time_remaining % 60), curr_fname);
|
---|
| 693 | log_to_screen (tmp);
|
---|
| 694 | }
|
---|
| 695 | sync ();
|
---|
| 696 | }
|
---|
| 697 | }
|
---|
| 698 | paranoid_fclose (fout);
|
---|
| 699 | paranoid_fclose (fin);
|
---|
| 700 | log_it ("Done.");
|
---|
| 701 | return (0);
|
---|
| 702 | }
|
---|
| 703 |
|
---|
| 704 |
|
---|
| 705 | /**
|
---|
| 706 | * Create the directory @p outdir_fname and all parent directories. Equivalent to <tt>mkdir -p</tt>.
|
---|
| 707 | * @param outdir_fname The directory to create.
|
---|
| 708 | * @return The return value of @c mkdir.
|
---|
| 709 | */
|
---|
| 710 | int make_hole_for_dir (char*outdir_fname)
|
---|
| 711 | {
|
---|
| 712 | char tmp[MAX_STR_LEN*2];
|
---|
| 713 | int res=0;
|
---|
| 714 |
|
---|
| 715 | assert_string_is_neither_NULL_nor_zerolength(outdir_fname);
|
---|
| 716 | sprintf(tmp, "mkdir -p %s", outdir_fname);
|
---|
| 717 | res = system(tmp);
|
---|
| 718 | return(res);
|
---|
| 719 | }
|
---|
| 720 |
|
---|
| 721 |
|
---|
| 722 | /**
|
---|
| 723 | * Create the parent directories of @p outfile_fname.
|
---|
| 724 | * @param outfile_fname The file to make a "hole" for.
|
---|
| 725 | * @return 0, always.
|
---|
| 726 | * @bug Return value unnecessary.
|
---|
| 727 | */
|
---|
| 728 | int
|
---|
| 729 | make_hole_for_file (char *outfile_fname)
|
---|
| 730 | {
|
---|
| 731 | /*@ buffer *******************************************************/
|
---|
| 732 | char command[MAX_STR_LEN*2];
|
---|
| 733 |
|
---|
| 734 | /*@ int *********************************************************/
|
---|
| 735 | int res = 0;
|
---|
| 736 |
|
---|
| 737 | /*@ end vars ****************************************************/
|
---|
| 738 |
|
---|
| 739 | assert_string_is_neither_NULL_nor_zerolength(outfile_fname);
|
---|
| 740 | assert(!strstr(outfile_fname, MNT_CDROM));
|
---|
| 741 | assert(!strstr(outfile_fname, "/dev/cdrom"));
|
---|
| 742 | sprintf (command, "mkdir -p \"%s\" 2> /dev/null", outfile_fname);
|
---|
| 743 | res += system (command);
|
---|
| 744 | sprintf (command, "rmdir \"%s\" 2> /dev/null", outfile_fname);
|
---|
| 745 | res += system (command);
|
---|
| 746 | sprintf (command, "rm -f \"%s\" 2> /dev/null", outfile_fname);
|
---|
| 747 | res += system (command);
|
---|
| 748 | unlink (outfile_fname);
|
---|
| 749 | return (0);
|
---|
| 750 | }
|
---|
| 751 |
|
---|
| 752 |
|
---|
| 753 |
|
---|
| 754 |
|
---|
| 755 | /**
|
---|
| 756 | * Get the number of lines in @p filelist_fname that contain the string @p wildcard.
|
---|
| 757 | * @param filelist_fname The file to search through.
|
---|
| 758 | * @param wildcard The string to search for. This is @e not a shell glob or a regular expression.
|
---|
| 759 | * @return The number of lines matched.
|
---|
| 760 | */
|
---|
| 761 | long
|
---|
| 762 | noof_lines_that_match_wildcard (char *filelist_fname, char *wildcard)
|
---|
| 763 | {
|
---|
| 764 | /*@ long ********************************************************/
|
---|
| 765 | long matches = 0;
|
---|
| 766 |
|
---|
| 767 | /*@ pointers ****************************************************/
|
---|
| 768 | FILE *fin;
|
---|
| 769 |
|
---|
| 770 | /*@ buffers *****************************************************/
|
---|
| 771 | char incoming[MAX_STR_LEN];
|
---|
| 772 |
|
---|
| 773 | /*@ end vars ****************************************************/
|
---|
| 774 |
|
---|
| 775 |
|
---|
| 776 | fin = fopen (filelist_fname, "r");
|
---|
| 777 |
|
---|
| 778 | if (!fin)
|
---|
| 779 | {
|
---|
| 780 | log_OS_error("Unable to openin filelist_fname");
|
---|
| 781 | return (0);
|
---|
| 782 | }
|
---|
| 783 | (void) fgets (incoming, MAX_STR_LEN - 1, fin);
|
---|
| 784 | while (!feof (fin))
|
---|
| 785 | {
|
---|
| 786 | if (strstr (incoming, wildcard))
|
---|
| 787 | {
|
---|
| 788 | matches++;
|
---|
| 789 | }
|
---|
| 790 | (void) fgets (incoming, MAX_STR_LEN - 1, fin);
|
---|
| 791 | }
|
---|
| 792 | paranoid_fclose (fin);
|
---|
| 793 | return (matches);
|
---|
| 794 | }
|
---|
| 795 |
|
---|
| 796 |
|
---|
| 797 |
|
---|
| 798 |
|
---|
| 799 | /**
|
---|
| 800 | * Register our PID in a file in /var/run.
|
---|
| 801 | * The PID will be put in /var/run/monitas-<tt>name_str</tt>.pid.
|
---|
| 802 | * @param pid 0 to remove file, anything else to create it.
|
---|
| 803 | * @param name_str The basename of the PID file (e.g. "mondo" or "server")
|
---|
| 804 | * @note This function does not provide support against multiple instances, unless you check for that yourself.
|
---|
| 805 | */
|
---|
| 806 | void register_pid(pid_t pid, char*name_str)
|
---|
| 807 | {
|
---|
| 808 | char tmp[MAX_STR_LEN+1], lockfile_fname[MAX_STR_LEN+1];
|
---|
| 809 | int res;
|
---|
| 810 | FILE*fin;
|
---|
| 811 |
|
---|
| 812 | sprintf(lockfile_fname, "/var/run/monitas-%s.pid", name_str);
|
---|
| 813 | if (!pid)
|
---|
| 814 | {
|
---|
| 815 | log_it("Unregistering PID");
|
---|
| 816 | if (unlink(lockfile_fname)) { log_it( "Error unregistering PID"); }
|
---|
| 817 | return;
|
---|
| 818 | }
|
---|
| 819 | if (does_file_exist(lockfile_fname))
|
---|
| 820 | {
|
---|
| 821 | tmp[0]='\0';
|
---|
| 822 | if ((fin=fopen(lockfile_fname,"r"))) { (void) fgets(tmp, MAX_STR_LEN, fin); paranoid_fclose(fin); }
|
---|
| 823 | else { log_OS_error("Unable to openin lockfile_fname"); }
|
---|
| 824 | pid = (pid_t) atol(tmp);
|
---|
| 825 | sprintf(tmp, "ps %ld > /dev/null 2> /dev/null", (long int)pid);
|
---|
| 826 | res = system(tmp);
|
---|
| 827 | if (!res)
|
---|
| 828 | {
|
---|
| 829 | log_it ("I believe the daemon is already running. If it isn't, please delete %s and try again.", lockfile_fname);
|
---|
| 830 | }
|
---|
| 831 | }
|
---|
| 832 | sprintf(tmp, "echo %ld > %s 2> /dev/null", (long int)getpid(), lockfile_fname);
|
---|
| 833 | if (system(tmp)) { fatal_error( "Cannot register PID"); }
|
---|
| 834 | }
|
---|
| 835 |
|
---|
| 836 |
|
---|
| 837 |
|
---|
| 838 | /**
|
---|
| 839 | * Determine the size (in KB) of @p dev in the mountlist in <tt>tmpdir</tt>/mountlist.txt.
|
---|
| 840 | * @param tmpdir The tempdir where the mountlist is stored.
|
---|
| 841 | * @param dev The device to search for.
|
---|
| 842 | * @return The size of the partition in KB.
|
---|
| 843 | */
|
---|
| 844 | long size_of_partition_in_mountlist_K(char*tmpdir, char*dev)
|
---|
| 845 | {
|
---|
| 846 | char command[MAX_STR_LEN];
|
---|
| 847 | char mountlist[MAX_STR_LEN];
|
---|
| 848 | char sz_res[MAX_STR_LEN];
|
---|
| 849 | long file_len_K;
|
---|
| 850 |
|
---|
| 851 | sprintf(mountlist, "%s/mountlist.txt", tmpdir);
|
---|
| 852 | sprintf (command,
|
---|
| 853 | "cat %s/mountlist.txt | grep \"%s \" | head -n1 | awk '{print $4;}'",
|
---|
| 854 | tmpdir, dev);
|
---|
| 855 | log_it (command);
|
---|
| 856 | strcpy (sz_res, call_program_and_get_last_line_of_output (command));
|
---|
| 857 | file_len_K = atol (sz_res);
|
---|
| 858 | log_msg(4, "%s --> %s --> %ld", command, sz_res, file_len_K);
|
---|
| 859 | return(file_len_K);
|
---|
| 860 | }
|
---|
| 861 |
|
---|
| 862 | /**
|
---|
| 863 | * Calculate the total size (in KB) of all the biggiefiles in this backup.
|
---|
| 864 | * @param bkpinfo The backup information structure. Only the @c bkpinfo->tmpdir field is used.
|
---|
| 865 | * @return The total size of all biggiefiles in KB.
|
---|
| 866 | */
|
---|
| 867 | long
|
---|
| 868 | size_of_all_biggiefiles_K (struct s_bkpinfo *bkpinfo)
|
---|
| 869 | {
|
---|
| 870 | /*@ buffers ******************************************************/
|
---|
| 871 | char *fname;
|
---|
| 872 | char *biggielist;
|
---|
| 873 | char *comment;
|
---|
| 874 |
|
---|
| 875 | /*@ long *********************************************************/
|
---|
| 876 | long scratchL = 0;
|
---|
| 877 | long file_len_K;
|
---|
| 878 |
|
---|
| 879 | /*@ pointers ****************************************************/
|
---|
| 880 | FILE *fin=NULL;
|
---|
| 881 |
|
---|
| 882 | /*@ end vars ****************************************************/
|
---|
| 883 |
|
---|
| 884 | malloc_string(fname);
|
---|
| 885 | malloc_string(biggielist);
|
---|
| 886 | malloc_string(comment);
|
---|
| 887 | log_it ("Calculating size of all biggiefiles (in total)");
|
---|
| 888 | sprintf (biggielist, "%s/biggielist.txt", bkpinfo->tmpdir);
|
---|
| 889 | log_it("biggielist = %s", biggielist);
|
---|
| 890 | if (!(fin = fopen (biggielist, "r")))
|
---|
| 891 | {
|
---|
| 892 | log_OS_error
|
---|
| 893 | ("Cannot open biggielist. OK, so estimate is based on filesets only.");
|
---|
| 894 | }
|
---|
| 895 | else
|
---|
| 896 | {
|
---|
| 897 | log_msg(4, "Reading it...");
|
---|
| 898 | for (fgets (fname, MAX_STR_LEN, fin); !feof (fin);
|
---|
| 899 | fgets (fname, MAX_STR_LEN, fin))
|
---|
| 900 | {
|
---|
| 901 | if (fname[strlen(fname)-1]<=32) { fname[strlen(fname)-1]='\0'; }
|
---|
| 902 | if (0 == strncmp (fname, "/dev/", 5))
|
---|
| 903 | {
|
---|
| 904 | file_len_K = get_phys_size_of_drive(fname)*1024L;
|
---|
| 905 | }
|
---|
| 906 | else
|
---|
| 907 | {
|
---|
| 908 | file_len_K = (long) (length_of_file (fname) / 1024);
|
---|
| 909 | }
|
---|
| 910 | if (file_len_K > 0)
|
---|
| 911 | {
|
---|
| 912 | scratchL += file_len_K;
|
---|
| 913 | log_msg(4, "%s --> %ld K", fname, file_len_K);
|
---|
| 914 | }
|
---|
| 915 | sprintf (comment, "After adding %s, scratchL+%ld now equals %ld",
|
---|
| 916 | fname, file_len_K, scratchL);
|
---|
| 917 | log_msg(4, comment);
|
---|
| 918 | if (feof(fin)) { break; }
|
---|
| 919 | }
|
---|
| 920 | }
|
---|
| 921 | log_it ("Closing...");
|
---|
| 922 | paranoid_fclose (fin);
|
---|
| 923 | log_it ("Finished calculating total size of all biggiefiles");
|
---|
| 924 | paranoid_free(fname);
|
---|
| 925 | paranoid_free(biggielist);
|
---|
| 926 | paranoid_free(comment);
|
---|
| 927 | return (scratchL);
|
---|
| 928 | }
|
---|
| 929 |
|
---|
| 930 | /**
|
---|
| 931 | * Determine the amount of space (in KB) occupied by a mounted CD.
|
---|
| 932 | * This can also be used to find the space used for other directories.
|
---|
| 933 | * @param mountpt The mountpoint/directory to check.
|
---|
| 934 | * @return The amount of space occupied in KB.
|
---|
| 935 | */
|
---|
| 936 | long long
|
---|
| 937 | space_occupied_by_cd (char *mountpt)
|
---|
| 938 | {
|
---|
| 939 | /*@ buffer *******************************************************/
|
---|
| 940 | char tmp[MAX_STR_LEN];
|
---|
| 941 | char command[MAX_STR_LEN*2];
|
---|
| 942 | long long llres;
|
---|
| 943 | /*@ pointers *****************************************************/
|
---|
| 944 | char *p;
|
---|
| 945 | FILE *fin;
|
---|
| 946 |
|
---|
| 947 | /*@ end vars ****************************************************/
|
---|
| 948 |
|
---|
| 949 | sprintf (command, "du -sk %s", mountpt);
|
---|
| 950 | fin = popen (command, "r");
|
---|
| 951 | (void) fgets (tmp, MAX_STR_LEN, fin);
|
---|
| 952 | paranoid_pclose (fin);
|
---|
| 953 | p = strchr (tmp, '\t');
|
---|
| 954 | if (p)
|
---|
| 955 | {
|
---|
| 956 | *p = '\0';
|
---|
| 957 | }
|
---|
| 958 | for(p=tmp,llres=0; *p!='\0'; p++)
|
---|
| 959 | {
|
---|
| 960 | llres*=10;
|
---|
| 961 | llres+=(int)(*p - '0');
|
---|
| 962 | }
|
---|
| 963 | return (llres);
|
---|
| 964 | }
|
---|
| 965 |
|
---|
| 966 |
|
---|
| 967 | /**
|
---|
| 968 | * Update a CRC checksum to include another character.
|
---|
| 969 | * @param crc The original CRC checksum.
|
---|
| 970 | * @param c The character to add.
|
---|
| 971 | * @return The new CRC checksum.
|
---|
| 972 | * @ingroup utilityGroup
|
---|
| 973 | */
|
---|
| 974 | unsigned int
|
---|
| 975 | updcrc (unsigned int crc, unsigned int c)
|
---|
| 976 | {
|
---|
| 977 | unsigned int tmp;
|
---|
| 978 | tmp = (crc >> 8) ^ c;
|
---|
| 979 | crc = (crc << 8) ^ crctttab[tmp & 255];
|
---|
| 980 | return crc;
|
---|
| 981 | }
|
---|
| 982 |
|
---|
| 983 | /**
|
---|
| 984 | * Update a reverse CRC checksum to include another character.
|
---|
| 985 | * @param crc The original CRC checksum.
|
---|
| 986 | * @param c The character to add.
|
---|
| 987 | * @return The new CRC checksum.
|
---|
| 988 | * @ingroup utilityGroup
|
---|
| 989 | */
|
---|
| 990 | unsigned int
|
---|
| 991 | updcrcr (unsigned int crc, unsigned int c)
|
---|
| 992 | {
|
---|
| 993 | unsigned int tmp;
|
---|
| 994 | tmp = crc ^ c;
|
---|
| 995 | crc = (crc >> 8) ^ crc16tab[tmp & 0xff];
|
---|
| 996 | return crc;
|
---|
| 997 | }
|
---|
| 998 |
|
---|
| 999 |
|
---|
| 1000 |
|
---|
| 1001 |
|
---|
| 1002 | /**
|
---|
| 1003 | * Check for an executable on the user's system; write a message to the
|
---|
| 1004 | * screen and the log if we can't find it.
|
---|
| 1005 | * @param fname The executable basename to look for.
|
---|
| 1006 | * @return 0 if it's found, nonzero if not.
|
---|
| 1007 | */
|
---|
| 1008 | int
|
---|
| 1009 | whine_if_not_found (char *fname)
|
---|
| 1010 | {
|
---|
| 1011 | /*@ buffers ****/
|
---|
| 1012 | char command[MAX_STR_LEN*2];
|
---|
| 1013 | char errorstr[MAX_STR_LEN];
|
---|
| 1014 |
|
---|
| 1015 |
|
---|
| 1016 | sprintf (command, "which %s > /dev/null 2> /dev/null", fname);
|
---|
| 1017 | sprintf (errorstr, "Please install '%s'. I cannot find it on your system.",
|
---|
| 1018 | fname);
|
---|
| 1019 | if (system (command))
|
---|
| 1020 | {
|
---|
| 1021 | log_to_screen (errorstr);
|
---|
| 1022 | log_to_screen
|
---|
| 1023 | ("There may be hyperlink at http://www.mondorescue.com which");
|
---|
| 1024 | log_to_screen ("will take you to the relevant (missing) package.");
|
---|
| 1025 | return (1);
|
---|
| 1026 | }
|
---|
| 1027 | else
|
---|
| 1028 | {
|
---|
| 1029 | return (0);
|
---|
| 1030 | }
|
---|
| 1031 | }
|
---|
| 1032 |
|
---|
| 1033 |
|
---|
| 1034 |
|
---|
| 1035 |
|
---|
| 1036 |
|
---|
| 1037 |
|
---|
| 1038 | /**
|
---|
| 1039 | * Create a data file at @p fname containing @p contents.
|
---|
| 1040 | * The data actually can be multiple lines, despite the name.
|
---|
| 1041 | * @param fname The file to create.
|
---|
| 1042 | * @param contents The data to put in it.
|
---|
| 1043 | * @return 0 for success, 1 for failure.
|
---|
| 1044 | */
|
---|
| 1045 | int
|
---|
| 1046 | write_one_liner_data_file (char *fname, char *contents)
|
---|
| 1047 | {
|
---|
| 1048 | /*@ pointers ****************************************************/
|
---|
| 1049 | FILE *fout;
|
---|
| 1050 | int res=0;
|
---|
| 1051 |
|
---|
| 1052 | /*@ end vars ****************************************************/
|
---|
| 1053 |
|
---|
| 1054 | assert_string_is_neither_NULL_nor_zerolength(fname);
|
---|
| 1055 | if (!contents) { log_it("%d: Warning - writing NULL to %s", __LINE__, fname); }
|
---|
| 1056 | if (!(fout = fopen (fname, "w")))
|
---|
| 1057 | {
|
---|
| 1058 | log_it("fname=%s");
|
---|
| 1059 | log_OS_error("Unable to openout fname");
|
---|
| 1060 | return (1);
|
---|
| 1061 | }
|
---|
| 1062 | fprintf (fout, "%s\n", contents);
|
---|
| 1063 | paranoid_fclose (fout);
|
---|
| 1064 | return (res);
|
---|
| 1065 | }
|
---|
| 1066 |
|
---|
| 1067 |
|
---|
| 1068 |
|
---|
| 1069 | /**
|
---|
| 1070 | * Read @p fname into @p contents.
|
---|
| 1071 | * @param fname The file to read.
|
---|
| 1072 | * @param contents Where to put its contents.
|
---|
| 1073 | * @return 0 for success, nonzero for failure.
|
---|
| 1074 | */
|
---|
| 1075 | int
|
---|
| 1076 | read_one_liner_data_file (char *fname, char *contents)
|
---|
| 1077 | {
|
---|
| 1078 | /*@ pointers ****************************************************/
|
---|
| 1079 | FILE *fin;
|
---|
| 1080 | int res=0;
|
---|
| 1081 | int i;
|
---|
| 1082 |
|
---|
| 1083 | /*@ end vars ****************************************************/
|
---|
| 1084 |
|
---|
| 1085 | assert_string_is_neither_NULL_nor_zerolength(fname);
|
---|
| 1086 | if (!contents) { log_it("%d: Warning - reading NULL from %s", __LINE__, fname); }
|
---|
| 1087 | if (!(fin = fopen (fname, "r")))
|
---|
| 1088 | {
|
---|
| 1089 | log_it("fname=%s", fname);
|
---|
| 1090 | log_OS_error("Unable to openin fname");
|
---|
| 1091 | return (1);
|
---|
| 1092 | }
|
---|
| 1093 | fscanf (fin, "%s\n", contents);
|
---|
| 1094 | i = strlen(contents);
|
---|
| 1095 | if (i>0 && contents[i-1] < 32) { contents[i-1] = '\0'; }
|
---|
| 1096 | paranoid_fclose (fin);
|
---|
| 1097 | return (res);
|
---|
| 1098 | }
|
---|
| 1099 |
|
---|
| 1100 |
|
---|
| 1101 |
|
---|
| 1102 |
|
---|
| 1103 |
|
---|
| 1104 |
|
---|
| 1105 |
|
---|
| 1106 |
|
---|
| 1107 |
|
---|
| 1108 | /**
|
---|
| 1109 | * Copy the files that Mondo/Mindi need to run to the scratchdir or tempdir.
|
---|
| 1110 | * Currently this includes: copy Mondo's home directory to scratchdir, untar "mondo_home/payload.tgz"
|
---|
| 1111 | * if it exists, copy LAST-FILELIST-NUMBER to scratchdir, copy mondorestore
|
---|
| 1112 | * and post-nuke.tgz (if it exists) to tmpdir, and run "hostname > scratchdir/HOSTNAME".
|
---|
| 1113 | * @param bkpinfo The backup information structure. Fields used:
|
---|
| 1114 | * - @c bkpinfo->postnuke_tarball
|
---|
| 1115 | * - @c bkpinfo->scratchdir
|
---|
| 1116 | * - @c bkpinfo->tmpdir
|
---|
| 1117 | */
|
---|
| 1118 | void
|
---|
| 1119 | copy_mondo_and_mindi_stuff_to_scratchdir (struct s_bkpinfo *bkpinfo)
|
---|
| 1120 | {
|
---|
| 1121 | /*@ Char buffers ***/
|
---|
| 1122 | char command[MAX_STR_LEN*2];
|
---|
| 1123 | char tmp[MAX_STR_LEN];
|
---|
| 1124 | char old_pwd[MAX_STR_LEN];
|
---|
| 1125 |
|
---|
| 1126 | mvaddstr_and_log_it (g_currentY, 0,
|
---|
| 1127 | "Copying Mondo's core files to the scratch directory");
|
---|
| 1128 |
|
---|
| 1129 | log_msg(4, "g_mondo_home='%s'", g_mondo_home);
|
---|
| 1130 | if (strlen(g_mondo_home)<2)
|
---|
| 1131 | { find_and_store_mondoarchives_home(g_mondo_home); }
|
---|
| 1132 | sprintf (command, CP_BIN " --parents -pRdf %s %s", g_mondo_home,
|
---|
| 1133 | bkpinfo->scratchdir);
|
---|
| 1134 |
|
---|
| 1135 | log_msg(4, "command = %s", command);
|
---|
| 1136 | if (run_program_and_log_output (command, 1))
|
---|
| 1137 | {
|
---|
| 1138 | fatal_error ("Failed to copy Mondo's stuff to scratchdir");
|
---|
| 1139 | }
|
---|
| 1140 |
|
---|
| 1141 | sprintf(tmp, "%s/payload.tgz", g_mondo_home);
|
---|
| 1142 | if (does_file_exist(tmp))
|
---|
| 1143 | {
|
---|
| 1144 | log_it("Untarring payload %s to scratchdir %s", tmp, bkpinfo->scratchdir);
|
---|
| 1145 | (void) getcwd (old_pwd, MAX_STR_LEN -1);
|
---|
| 1146 | chdir (bkpinfo->scratchdir);
|
---|
| 1147 | sprintf(command, "tar -zxvf %s", tmp);
|
---|
| 1148 | if (run_program_and_log_output(command, FALSE))
|
---|
| 1149 | { fatal_error ("Failed to untar payload"); }
|
---|
| 1150 | chdir (old_pwd);
|
---|
| 1151 | }
|
---|
| 1152 |
|
---|
| 1153 | sprintf (command, "cp -f %s/LAST-FILELIST-NUMBER %s", bkpinfo->tmpdir,
|
---|
| 1154 | bkpinfo->scratchdir);
|
---|
| 1155 |
|
---|
| 1156 | if (run_program_and_log_output (command, FALSE))
|
---|
| 1157 | {
|
---|
| 1158 | fatal_error ("Failed to copy LAST-FILELIST-NUMBER to scratchdir");
|
---|
| 1159 | }
|
---|
| 1160 |
|
---|
| 1161 | strcpy (tmp,
|
---|
| 1162 | call_program_and_get_last_line_of_output ("which mondorestore"));
|
---|
| 1163 | if (!tmp[0]) { fatal_error("'which mondorestore' returned null. Where's your mondorestore? `which` can't find it. That's odd. Did you install mondorestore?"); }
|
---|
| 1164 | sprintf (command, "cp -f %s %s", tmp, bkpinfo->tmpdir);
|
---|
| 1165 | if (run_program_and_log_output (command, FALSE))
|
---|
| 1166 | {
|
---|
| 1167 | fatal_error ("Failed to copy mondorestore to tmpdir");
|
---|
| 1168 | }
|
---|
| 1169 |
|
---|
| 1170 | sprintf (command, "hostname > %s/HOSTNAME", bkpinfo->scratchdir);
|
---|
| 1171 | paranoid_system (command);
|
---|
| 1172 |
|
---|
| 1173 | if (bkpinfo->postnuke_tarball[0])
|
---|
| 1174 | {
|
---|
| 1175 | sprintf (command, "cp -f %s %s/post-nuke.tgz", bkpinfo->postnuke_tarball, bkpinfo->tmpdir);
|
---|
| 1176 | if (run_program_and_log_output (command, FALSE))
|
---|
| 1177 | { fatal_error("Unable to copy post-nuke tarball to tmpdir"); }
|
---|
| 1178 | }
|
---|
| 1179 |
|
---|
| 1180 |
|
---|
| 1181 | mvaddstr_and_log_it (g_currentY++, 74, "Done.");
|
---|
| 1182 | }
|
---|
| 1183 |
|
---|
| 1184 |
|
---|
| 1185 |
|
---|
| 1186 |
|
---|
| 1187 |
|
---|
| 1188 | /**
|
---|
| 1189 | * Store the client's NFS configuration in files to be restored at restore-time.
|
---|
| 1190 | * Assumes that @c bkpinfo->media_type = nfs, but does not check for this.
|
---|
| 1191 | * @param bkpinfo The backup information structure. Fields used:
|
---|
| 1192 | * - @c nfs_mount
|
---|
| 1193 | * - @c nfs_remote_dir
|
---|
| 1194 | * - @c tmpdir
|
---|
| 1195 | */
|
---|
| 1196 | void
|
---|
| 1197 | store_nfs_config (struct s_bkpinfo *bkpinfo)
|
---|
| 1198 | {
|
---|
| 1199 |
|
---|
| 1200 | /*@ buffers *********/
|
---|
| 1201 | char outfile[MAX_STR_LEN];
|
---|
| 1202 | char nfs_dev[MAX_STR_LEN];
|
---|
| 1203 | char nfs_mount[MAX_STR_LEN];
|
---|
| 1204 | char nfs_client_ipaddr[MAX_STR_LEN];
|
---|
| 1205 | char nfs_server_ipaddr[MAX_STR_LEN];
|
---|
| 1206 | char tmp[MAX_STR_LEN];
|
---|
| 1207 | char command[MAX_STR_LEN*2];
|
---|
| 1208 |
|
---|
| 1209 | /*@ pointers ******/
|
---|
| 1210 | char *p;
|
---|
| 1211 | FILE *fout;
|
---|
| 1212 |
|
---|
| 1213 |
|
---|
| 1214 |
|
---|
| 1215 | log_it ("Storing NFS configuration");
|
---|
| 1216 | strcpy (tmp, bkpinfo->nfs_mount);
|
---|
| 1217 | p = strchr (tmp, ':');
|
---|
| 1218 | if (!p)
|
---|
| 1219 | {
|
---|
| 1220 | fatal_error
|
---|
| 1221 | ("NFS mount doesn't have a colon in it, e.g. 192.168.1.4:/home/nfs");
|
---|
| 1222 | }
|
---|
| 1223 | *(p++) = '\0';
|
---|
| 1224 | strcpy (nfs_server_ipaddr, tmp);
|
---|
| 1225 | strcpy (nfs_mount, p);
|
---|
| 1226 | sprintf (command,
|
---|
| 1227 | "ifconfig | tr '\n' '#' | sed s/##// | tr '#' ' ' | tr '' '\n' | head -n1 | cut -d' ' -f1");
|
---|
| 1228 | strcpy (nfs_dev, call_program_and_get_last_line_of_output (command));
|
---|
| 1229 | sprintf (command,
|
---|
| 1230 | "ifconfig | tr '\n' '#' | sed s/##// | tr '#' ' ' | tr '' '\\n' | head -n1 | tr -s '\t' ' ' | cut -d' ' -f7 | cut -d':' -f2");
|
---|
| 1231 | strcpy (nfs_client_ipaddr,
|
---|
| 1232 | call_program_and_get_last_line_of_output (command));
|
---|
| 1233 | sprintf (tmp, "nfs_client_ipaddr=%s; nfs_server_ipaddr=%s; nfs_mount=%s",
|
---|
| 1234 | nfs_client_ipaddr, nfs_server_ipaddr, nfs_mount);
|
---|
| 1235 | if (strlen (nfs_dev) < 2)
|
---|
| 1236 | {
|
---|
| 1237 | fatal_error
|
---|
| 1238 | ("Unable to find ethN (eth0, eth1, ...) adapter via NFS mount you specified.");
|
---|
| 1239 | }
|
---|
| 1240 | sprintf (outfile, "%s/start-nfs", bkpinfo->tmpdir);
|
---|
| 1241 | sprintf (tmp, "outfile = %s", outfile);
|
---|
| 1242 | log_it (tmp);
|
---|
| 1243 | if (!(fout = fopen (outfile, "w")))
|
---|
| 1244 | {
|
---|
| 1245 | fatal_error ("Cannot store NFS config");
|
---|
| 1246 | }
|
---|
| 1247 | fprintf (fout, "ifconfig lo 127.0.0.1 # config loopback\n");
|
---|
| 1248 | fprintf (fout, "ifconfig %s %s; # config client\n", nfs_dev,
|
---|
| 1249 | nfs_client_ipaddr);
|
---|
[9] | 1250 | fprintf (fout, "ping -c1 %s; # ping server\n", nfs_server_ipaddr);
|
---|
[1] | 1251 | fprintf (fout, "mount -t nfs -o nolock %s /tmp/isodir\n", bkpinfo->nfs_mount);
|
---|
| 1252 | fprintf (fout, "exit 0\n");
|
---|
| 1253 | paranoid_fclose (fout);
|
---|
| 1254 | chmod (outfile, 0777);
|
---|
| 1255 | make_hole_for_dir( "/var/cache/mondo-archive");
|
---|
| 1256 |
|
---|
| 1257 | // paranoid_system ("mkdir -p /var/cache/mondo-archive 2> /dev/null");
|
---|
| 1258 |
|
---|
| 1259 | sprintf (tmp, "cp -f %s /var/cache/mondo-archive", outfile);
|
---|
| 1260 | run_program_and_log_output(tmp, FALSE);
|
---|
| 1261 |
|
---|
| 1262 | sprintf (tmp, "%s/NFS-DEV", bkpinfo->tmpdir);
|
---|
| 1263 | write_one_liner_data_file (tmp, nfs_dev);
|
---|
| 1264 |
|
---|
| 1265 | sprintf (tmp, "%s/NFS-CLIENT-IPADDR", bkpinfo->tmpdir);
|
---|
| 1266 | write_one_liner_data_file (tmp, nfs_client_ipaddr);
|
---|
| 1267 | sprintf (tmp, "%s/NFS-SERVER-IPADDR", bkpinfo->tmpdir);
|
---|
| 1268 | write_one_liner_data_file (tmp, nfs_server_ipaddr);
|
---|
| 1269 | sprintf (tmp, "%s/NFS-SERVER-MOUNT", bkpinfo->tmpdir);
|
---|
| 1270 | write_one_liner_data_file (tmp, bkpinfo->nfs_mount);
|
---|
| 1271 | sprintf (tmp, "%s/NFS-SERVER-PATH", bkpinfo->tmpdir);
|
---|
| 1272 | write_one_liner_data_file (tmp, bkpinfo->nfs_remote_dir);
|
---|
| 1273 | log_it ("Finished storing NFS configuration");
|
---|
| 1274 | }
|
---|
| 1275 |
|
---|
| 1276 |
|
---|
| 1277 |
|
---|
| 1278 |
|
---|
| 1279 |
|
---|
| 1280 |
|
---|
| 1281 | /**
|
---|
| 1282 | * Determine the approximate number of media that the backup will take up,
|
---|
| 1283 | * and tell the user. The uncompressed size is estimated as size_of_all_biggiefiles_K()
|
---|
| 1284 | * plus (noof_sets x bkpinfo->optimal_set_size). The compression factor is estimated as
|
---|
| 1285 | * 2/3 for LZO and 1/2 for bzip2. The data is not saved anywhere. If there are any
|
---|
| 1286 | * "imagedevs", the estimate is not shown as it will be wildly inaccurate.
|
---|
| 1287 | * If there are more than 50 media estimated, the estimate will not be shown.
|
---|
| 1288 | * @param bkpinfo The backup information structure. Fields used:
|
---|
| 1289 | * - @c bkpinfo->backup_media_type
|
---|
| 1290 | * - @c bkpinfo->image_devs
|
---|
| 1291 | * - @c bkpinfo->media_size
|
---|
| 1292 | * - @c bkpinfo->optimal_set_size
|
---|
| 1293 | * - @c bkpinfo->use_lzo
|
---|
| 1294 | * @param noof_sets The number of filesets created.
|
---|
| 1295 | * @ingroup archiveGroup
|
---|
| 1296 | */
|
---|
| 1297 | void
|
---|
| 1298 | estimate_noof_media_required (struct s_bkpinfo *bkpinfo, long noof_sets)
|
---|
| 1299 | {
|
---|
| 1300 | /*@ buffers ****************/
|
---|
| 1301 | char tmp[MAX_STR_LEN];
|
---|
| 1302 |
|
---|
| 1303 | /*@ long long **************/
|
---|
| 1304 | long long scratchLL;
|
---|
| 1305 |
|
---|
| 1306 | if (bkpinfo->media_size[1]<=0 || bkpinfo->backup_media_type == nfs)
|
---|
| 1307 | {
|
---|
| 1308 | log_to_screen("Number of media required: UNKNOWN");
|
---|
| 1309 | return;
|
---|
| 1310 | }
|
---|
| 1311 |
|
---|
| 1312 | log_it ("Estimating number of media required...");
|
---|
| 1313 | scratchLL = (long long)(noof_sets) * (long long)(bkpinfo->optimal_set_size)
|
---|
| 1314 | + (long long)(size_of_all_biggiefiles_K (bkpinfo));
|
---|
| 1315 | scratchLL = (scratchLL / 1024) / bkpinfo->media_size[1];
|
---|
| 1316 | scratchLL++;
|
---|
| 1317 | if (bkpinfo->use_lzo)
|
---|
| 1318 | {
|
---|
| 1319 | scratchLL = (scratchLL * 2) / 3;
|
---|
| 1320 | }
|
---|
| 1321 | else
|
---|
| 1322 | {
|
---|
| 1323 | scratchLL = scratchLL / 2;
|
---|
| 1324 | }
|
---|
| 1325 | if (!scratchLL)
|
---|
| 1326 | {
|
---|
| 1327 | scratchLL++;
|
---|
| 1328 | }
|
---|
| 1329 | if (scratchLL <= 1)
|
---|
| 1330 | {
|
---|
| 1331 | sprintf (tmp,
|
---|
| 1332 | "Your backup will probably occupy a single CD/tape/ISO. Maybe two.");
|
---|
| 1333 | }
|
---|
| 1334 | else if (scratchLL > 4)
|
---|
| 1335 | {
|
---|
| 1336 | sprintf(tmp, "Your backup will occupy one meeeeellion media! (maybe %s)",
|
---|
| 1337 | number_to_text ((int) (scratchLL + 1)));
|
---|
| 1338 | }
|
---|
| 1339 | else
|
---|
| 1340 | {
|
---|
| 1341 | sprintf (tmp, "Your backup will occupy approximately %s media.",
|
---|
| 1342 | number_to_text ((int) (scratchLL + 1)));
|
---|
| 1343 | }
|
---|
| 1344 | if (!bkpinfo->image_devs[0] && (scratchLL<50))
|
---|
| 1345 | {
|
---|
| 1346 | log_to_screen (tmp);
|
---|
| 1347 | }
|
---|
| 1348 | }
|
---|
| 1349 |
|
---|
| 1350 |
|
---|
| 1351 | /**
|
---|
| 1352 | * Get the last suffix of @p instr.
|
---|
| 1353 | * If @p instr was "httpd.log.gz", we would return "gz".
|
---|
| 1354 | * @param instr The filename to get the suffix of.
|
---|
| 1355 | * @return The suffix (without a dot), or "" if none.
|
---|
| 1356 | * @note The returned string points to static storage that will be overwritten with each call.
|
---|
| 1357 | */
|
---|
| 1358 | char*sz_last_suffix(char*instr)
|
---|
| 1359 | {
|
---|
| 1360 | static char outstr[MAX_STR_LEN];
|
---|
| 1361 | char *p;
|
---|
| 1362 |
|
---|
| 1363 | p = strrchr(instr,'.');
|
---|
| 1364 | if (!p)
|
---|
| 1365 | {
|
---|
| 1366 | outstr[0]='\0';
|
---|
| 1367 | }
|
---|
| 1368 | else
|
---|
| 1369 | {
|
---|
| 1370 | strcpy(outstr, p);
|
---|
| 1371 | }
|
---|
| 1372 | return(outstr);
|
---|
| 1373 | }
|
---|
| 1374 |
|
---|
| 1375 |
|
---|
| 1376 | /**
|
---|
| 1377 | * Determine whether a file is compressed. This is done
|
---|
| 1378 | * by reading through the "do-not-compress-these" file distributed with Mondo.
|
---|
| 1379 | * @param filename The file to check.
|
---|
| 1380 | * @return TRUE if it's compressed, FALSE if not.
|
---|
| 1381 | */
|
---|
| 1382 | bool is_this_file_compressed(char*filename)
|
---|
| 1383 | {
|
---|
| 1384 | char do_not_compress_these[MAX_STR_LEN];
|
---|
| 1385 | char tmp[MAX_STR_LEN];
|
---|
| 1386 | char *p;
|
---|
| 1387 |
|
---|
| 1388 | sprintf(tmp, "%s/do-not-compress-these", g_mondo_home);
|
---|
| 1389 | if (!does_file_exist(tmp)) { return(FALSE); }
|
---|
| 1390 | strcpy(do_not_compress_these, last_line_of_file(tmp));
|
---|
| 1391 | for(p=do_not_compress_these; p!=NULL; p++)
|
---|
| 1392 | {
|
---|
| 1393 | strcpy(tmp, p);
|
---|
| 1394 | if (strchr(tmp, ' ')) { *(strchr(tmp, ' ')) ='\0'; }
|
---|
| 1395 | if (!strcmp(sz_last_suffix(filename), tmp))
|
---|
| 1396 | { /*printf("MATCH\n");*/ return(TRUE); }
|
---|
| 1397 | if (!(p = strchr(p, ' '))) { break; }
|
---|
| 1398 | }
|
---|
| 1399 | return(FALSE);
|
---|
| 1400 | }
|
---|
| 1401 |
|
---|
| 1402 |
|
---|
| 1403 |
|
---|
| 1404 | int mode_of_file(char*fname)
|
---|
| 1405 | {
|
---|
| 1406 | struct stat buf;
|
---|
| 1407 |
|
---|
| 1408 | if (lstat(fname, &buf))
|
---|
| 1409 | { return(-1); } // error
|
---|
| 1410 | else
|
---|
| 1411 | { return(buf.st_mode); }
|
---|
| 1412 | }
|
---|
| 1413 |
|
---|
| 1414 |
|
---|
| 1415 |
|
---|
| 1416 |
|
---|
| 1417 | /**
|
---|
| 1418 | * Create a small script that mounts /boot, calls @c grub-install, and syncs the disks.
|
---|
| 1419 | * @param outfile Where to put the script.
|
---|
| 1420 | * @return 0 for success, 1 for failure.
|
---|
| 1421 | */
|
---|
| 1422 | int make_grub_install_scriptlet(char*outfile)
|
---|
| 1423 | {
|
---|
| 1424 | FILE*fout;
|
---|
| 1425 | char *tmp;
|
---|
| 1426 | int retval=0;
|
---|
| 1427 |
|
---|
| 1428 | malloc_string(tmp);
|
---|
| 1429 | if ((fout = fopen( outfile, "w")))
|
---|
| 1430 | {
|
---|
| 1431 | fprintf(fout, "#!/bin/sh\n\nmount /boot > /dev/null 2> /dev/null\ngrub-install $@\nres=$?\nsync;sync;sync\nexit $res\n");
|
---|
| 1432 | paranoid_fclose(fout);
|
---|
| 1433 | log_msg(2, "Created %s", outfile);
|
---|
| 1434 | sprintf(tmp, "chmod +x %s", outfile);
|
---|
| 1435 | paranoid_system(tmp);
|
---|
| 1436 | retval=0;
|
---|
| 1437 | }
|
---|
| 1438 | else
|
---|
| 1439 | {
|
---|
| 1440 | retval=1;
|
---|
| 1441 | }
|
---|
| 1442 | paranoid_free(tmp);
|
---|
| 1443 | return(retval);
|
---|
| 1444 | }
|
---|
| 1445 |
|
---|
| 1446 | /* @} - end fileGroup */
|
---|