1 | /*
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2 | $Id: libmondo-tools.c 3394 2015-07-22 18:02:54Z bruno $
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3 | */
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4 |
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5 |
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6 | /**
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7 | * @file
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8 | * Miscellaneous tools that didn't really fit anywhere else.
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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 "mr_mem.h"
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13 | #include "mondostructures.h"
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14 | #include "lib-common-externs.h"
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15 | #include "libmondo-tools.h"
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16 | #include "libmondo-gui-EXT.h"
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17 | #include "libmondo-files-EXT.h"
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18 | #include "libmondo-fork-EXT.h"
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19 | #include "libmondo-raid-EXT.h"
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20 | #include "libmondo-devices-EXT.h"
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21 | #include <sys/socket.h>
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22 | #include <netdb.h>
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23 | #include <stdlib.h>
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24 | #include <netinet/in.h>
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25 | #include <arpa/inet.h>
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26 | #include <sys/utsname.h>
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27 |
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28 | /*@unused@*/
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29 | //static char cvsid[] = "$Id: libmondo-tools.c 3394 2015-07-22 18:02:54Z bruno $";
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30 |
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31 | extern int g_tape_buffer_size_MB;
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32 | extern bool g_text_mode;
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33 | extern int g_currentY;
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34 | extern int g_current_media_number;
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35 | extern char *MONDO_LOGFILE;
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36 |
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37 | /* Reference to global bkpinfo */
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38 | extern struct s_bkpinfo *bkpinfo;
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39 |
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40 | /**
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41 | * @addtogroup globalGroup
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42 | * @{
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43 | */
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44 | bool g_remount_cdrom_at_end, ///< TRUE if we unmounted the CD-ROM and should remount it when done with the backup.
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45 | g_remount_floppy_at_end; ///< TRUE if we unmounted the floppy and should remount it when done with the backup.
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46 | bool g_cd_recovery = FALSE; ///< TRUE if we're making an "autonuke" backup.
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47 | double g_kernel_version;
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48 |
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49 | /**
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50 | * The place where /boot is mounted.
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51 | */
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52 | char *g_boot_mountpt = NULL;
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53 |
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54 | /**
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55 | * The location of Mondo's home directory.
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56 | */
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57 | char *g_mondo_home = NULL;
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58 |
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59 | /**
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60 | * The serial string (used to differentiate between backups) of the current backup.
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61 | */
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62 | extern char *g_serial_string;
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63 |
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64 | /**
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65 | * The location where tmpfs is mounted, or "" if it's not mounted.
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66 | char *g_tmpfs_mountpt = NULL;
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67 | */
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68 | char *g_magicdev_command = NULL;
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69 |
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70 | /**
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71 | * The default maximum level to log messages at or below.
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72 | */
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73 | int g_loglevel = DEFAULT_DEBUG_LEVEL;
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74 |
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75 | /* @} - end of globalGroup */
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76 |
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77 |
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78 | extern pid_t g_buffer_pid;
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79 | extern pid_t g_main_pid;
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80 |
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81 | extern t_bkptype g_backup_media_type;
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82 |
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83 | extern bool am_I_in_disaster_recovery_mode(void);
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84 |
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85 | /*-----------------------------------------------------------*/
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86 |
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87 |
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88 | /**
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89 | * @addtogroup utilityGroup
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90 | * @{
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91 | */
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92 | /**
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93 | * Assertion handler. Prints a friendly message to the user,
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94 | * offering to ignore all, dump core, break to debugger,
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95 | * exit, or ignore. Intended to be used with an assert() macro.
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96 | *
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97 | * @param file The file in which the assertion triggered.
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98 | * @param function The function (@c __FUNCTION__) in which the assertion triggered.
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99 | * @param line The line number of the assert() statement.
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100 | * @param exp The expression that failed (as a string).
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101 | */
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102 | void _mondo_assert_fail(const char *file,
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103 | const char *function, int line, const char *exp)
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104 | {
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105 | static int ignoring_assertions = 0;
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106 | bool is_valid = TRUE;
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107 |
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108 | log_it("ASSERTION FAILED: `%s' at %s:%d in %s", exp, file, line,
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109 | function);
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110 | if (ignoring_assertions) {
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111 | log_it("Well, the user doesn't care...");
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112 | return;
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113 | }
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114 | if (!g_text_mode)
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115 | newtSuspend();
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116 | printf("ASSERTION FAILED: `%s'\n", exp);
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117 | printf("\tat %s:%d in %s\n\n", file, line, function);
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118 | printf("(I)gnore, ignore (A)ll, (D)ebug, a(B)ort, or (E)xit? ");
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119 | do {
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120 | is_valid = TRUE;
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121 | switch (toupper(getchar())) {
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122 | case 'A': // ignore (A)ll
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123 | ignoring_assertions = 1;
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124 | break;
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125 | case 'B': // a(B)ort
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126 | signal(SIGABRT, SIG_DFL); /* prevent SIGABRT handler from running */
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127 | raise(SIGABRT);
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128 | break; /* "can't get here" */
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129 | case 'D': // (D)ebug, aka asm("int 3")
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130 | #ifdef __IA32__
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131 | __asm__ __volatile__("int $3"); // break to debugger
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132 | #endif
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133 | break;
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134 | case 'E': // (E)xit
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135 | fatal_error("Failed assertion -- see above for details");
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136 | break; /* "can't get here" */
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137 | case 'I': // (I)gnore
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138 | break;
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139 | /* These next two work as follows:
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140 | the `default' catches the user's invalid choice and says so;
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141 | the '\n' catches the newline on the end and prints the prompt again.
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142 | */
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143 | case '\n':
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144 | printf
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145 | ("(I)gnore, ignore (A)ll, (D)ebug, a(B)ort, or (E)xit? ");
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146 | break;
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147 | default:
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148 | is_valid = FALSE;
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149 | printf("Invalid choice.\n");
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150 | break;
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151 | }
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152 | } while (!is_valid);
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153 |
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154 | if (ignoring_assertions) {
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155 | log_it("Ignoring ALL assertions from now on.");
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156 | } else {
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157 | log_it("Ignoring assertion: %s", exp);
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158 | }
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159 |
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160 | getchar(); // skip \n
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161 |
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162 | if (!g_text_mode)
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163 | newtResume();
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164 | }
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165 |
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166 | /**
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167 | * Clean's up users' KDE desktops.
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168 | * @bug Details about this function are unknown.
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169 | */
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170 | void clean_up_KDE_desktop_if_necessary(void)
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171 | {
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172 | char *tmp = NULL;
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173 |
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174 | mr_asprintf(tmp, "for i in `find /root /home -maxdepth 2 -type d -name Desktop -maxdepth 2`; do file=$i/.directory; if [ -f \"$file\" ] ; then mv -f $file $file.old ; awk '{if (index($0, \"rootimagesmindi\")) { while (length($0)>2) { getline;} ; } else { print $0;};}' $file.old > $file ; fi ; done");
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175 | run_program_and_log_output(tmp, 5);
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176 | mr_free(tmp);
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177 | }
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178 |
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179 |
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180 | /**
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181 | * Locate mondoarchive's home directory. Searches in /usr/local/mondo, /usr/share/mondo,
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182 | * /usr/local/share/mondo, /opt, or if all else fails, search /usr.
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183 | *
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184 | * @param home_sz String to store the home directory ("" if it could not be found).
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185 | * @return 0 for success, nonzero for failure.
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186 | */
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187 | int find_and_store_mondoarchives_home(char *home_sz)
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188 | {
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189 | assert(home_sz != NULL);
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190 | strcpy(home_sz, MONDO_SHARE);
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191 | return (0);
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192 | }
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193 |
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194 |
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195 | char *get_architecture(void) {
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196 | #ifdef __IA32__
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197 | # ifdef __X86_64__
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198 | return ("x86_64");
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199 | # else
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200 | return ("i386");
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201 | # endif
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202 | #endif
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203 | #ifdef __IA64__
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204 | return ("ia64");
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205 | #endif
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206 | return ("unknown");
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207 | }
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208 |
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209 |
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210 | char *get_uname_m(void) {
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211 |
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212 | struct utsname utsn;
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213 | char *tmp = NULL;
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214 |
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215 | uname(&utsn);
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216 | mr_asprintf(tmp, "%s", utsn.machine);
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217 | return (tmp);
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218 | }
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219 |
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220 |
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221 |
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222 | double get_kernel_version(void)
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223 | {
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224 | char *p = NULL;
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225 | char *tmp = NULL;
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226 | double d;
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227 | #ifdef __FreeBSD__
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228 | // JOSH - FIXME :)
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229 | d = 5.2; // :-)
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230 | #else
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231 | mr_asprintf(tmp, "%s", call_program_and_get_last_line_of_output("uname -r"));
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232 | p = strchr(tmp, '.');
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233 | if (p) {
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234 | p = strchr(++p, '.');
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235 | if (p) {
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236 | while (*p) {
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237 | *p = *(p + 1);
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238 | p++;
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239 | }
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240 | }
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241 | }
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242 | d = atof(tmp);
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243 | mr_free(tmp);
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244 | #endif
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245 | log_msg(1, "g_kernel_version = %f", d);
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246 | return (d);
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247 | }
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248 |
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249 |
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250 | /**
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251 | * Get the current time.
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252 | * @return number of seconds since the epoch.
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253 | */
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254 | long get_time()
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255 | {
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256 | return (long) time((void *) 0);
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257 | }
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258 |
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259 |
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260 | /**
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261 | * Initialize a RAID volume structure, setting fields to zero. The
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262 | * actual hard drive is unaffected.
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263 | *
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264 | * @param raidrec The RAID volume structure to initialize.
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265 | * @note This function is system dependent.
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266 | */
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267 | #ifdef __FreeBSD__
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268 | void initialize_raidrec(struct vinum_volume *raidrec)
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269 | {
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270 | int i, j;
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271 | raidrec->volname[0] = '\0';
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272 | raidrec->plexes = 0;
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273 | for (i = 0; i < 9; ++i) {
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274 | raidrec->plex[i].raidlevel = -1;
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275 | raidrec->plex[i].stripesize = 0;
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276 | raidrec->plex[i].subdisks = 0;
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277 | for (j = 0; j < 9; ++j) {
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278 | strcpy(raidrec->plex[i].sd[j].which_device, "");
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279 | }
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280 | }
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281 | }
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282 | #else
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283 | void initialize_raidrec(struct raid_device_record *raidrec)
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284 | {
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285 | assert(raidrec != NULL);
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286 | raidrec->raid_device[0] = '\0';
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287 | raidrec->raid_level = -9;
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288 | raidrec->persistent_superblock = 1;
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289 | raidrec->chunk_size = 64;
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290 | raidrec->parity = -1;
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291 | raidrec->data_disks.entries = 0;
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292 | raidrec->spare_disks.entries = 0;
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293 | raidrec->parity_disks.entries = 0;
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294 | raidrec->failed_disks.entries = 0;
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295 | raidrec->additional_vars.entries = 0;
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296 | }
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297 | #endif
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298 |
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299 |
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300 |
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301 |
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302 | /**
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303 | * Insert modules that Mondo requires.
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304 | * Currently inserts @c msdos, @c vfat, and @c loop for Linux;
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305 | * @c msdosfs and @c ext2fs for FreeBSD.
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306 | */
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307 | void insmod_crucial_modules(void)
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308 | {
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309 | #ifdef __FreeBSD__
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310 | paranoid_system("kldstat | grep msdosfs || kldload msdosfs 2> /dev/null");
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311 | paranoid_system("kldstat | grep ext2fs || kldload ext2fs 2> /dev/null");
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312 | #else
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313 | paranoid_system("modprobe -a msdos vfat loop &> /dev/null");
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314 | #endif
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315 | }
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316 |
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317 | /**
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318 | * Finish configuring the backup information structure. Call this function
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319 | * to set the parameters that depend on those that can be given on the command
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320 | * line.
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321 | *
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322 | * @param bkpinfo The backup information structure. Fields modified/used:
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323 | * - Used: @c bkpinfo->backup_data
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324 | * - Used: @c bkpinfo->backup_media_type
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325 | * - Used: @c bkpinfo->cdrw_speed
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326 | * - Used: @c bkpinfo->compression_level
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327 | * - Used: @c bkpinfo->include_paths
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328 | * - Used: @c bkpinfo->prefix
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329 | * - Used: @c bkpinfo->isodir
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330 | * - Used: @c bkpinfo->manual_cd_tray
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331 | * - Used: @c bkpinfo->make_cd_use_lilo
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332 | * - Used: @c bkpinfo->media_device
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333 | * - Used: @c bkpinfo->netfs_mount
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334 | * - Used: @c bkpinfo->nonbootable_backup
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335 | * - Used: @c bkpinfo->scratchdir
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336 | * - Used: @c bkpinfo->tmpdir
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337 | * - Used: @c bkpinfo->use_lzo
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338 | * - Modified: @c bkpinfo->call_before_iso
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339 | * - Modified: @c bkpinfo->call_make_iso
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340 | * - Modified: @c bkpinfo->optimal_set_size
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341 | * - Modified: @c bkpinfo->zip_exe
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342 | * - Modified: @c bkpinfo->zip_suffix
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343 | *
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344 | * @return number of errors, or 0 for success.
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345 | * @note Also creates directories that are specified in the @c bkpinfo structure but
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346 | * do not exist.
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347 | */
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348 | int post_param_configuration()
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349 | {
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350 | char *extra_cdrom_params = NULL;
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351 | char *mondo_mkisofs_sz = NULL;
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352 | char *command = NULL;
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353 | char *isofs_cmd = NULL;
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354 | int retval = 0;
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355 | char *cdr_exe = NULL;
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356 | char *tmp = NULL;
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357 | char *call_before_iso_user = NULL;
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358 | char *iso_dev = NULL;
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359 | char *iso_mnt = NULL;
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360 | char *iso_tmp = NULL;
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361 | char *iso_dir = NULL;
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362 |
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363 | assert(bkpinfo != NULL);
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364 |
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365 | bkpinfo->optimal_set_size = (IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type) ? 16 : 16) * 1024L;
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366 |
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367 | log_msg(1, "Post-param");
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368 | if (bkpinfo->backup_media_type == tape) {
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369 | if (whine_if_not_found("mt") == 1) {
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370 | fatal_error("Please install the mt command");
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371 | }
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372 | log_msg(1, "Tape");
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373 | if (bkpinfo->media_device == NULL) {
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374 | return(1);
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375 | }
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376 | mr_asprintf(tmp, "mt -f %s status", bkpinfo->media_device);
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377 | log_msg(1, "tmp = '%s'", tmp);
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378 | if (run_program_and_log_output(tmp, 3)) {
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379 | mr_free(tmp);
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380 | fatal_error("Unable to open tape device. If you haven't specified it with -d, do so. If you already have, check your parameter. I think it's wrong.");
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381 | }
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382 | mr_free(tmp);
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383 | }
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384 | if (bkpinfo->backup_media_type == iso)
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385 | make_hole_for_dir(bkpinfo->isodir);
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386 |
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387 | run_program_and_log_output("uname -a", 5);
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388 | run_program_and_log_output("cat /etc/*-release", 5);
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389 | run_program_and_log_output("cat /etc/*issue*", 5);
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390 | #ifdef __FreeBSD__
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391 | #else
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392 | run_program_and_log_output("cat /proc/cpuinfo", 5);
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393 | /*
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394 | run_program_and_log_output("rpm -q newt newt-devel slang slang-devel ncurses ncurses-devel gcc", 5);
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395 | */
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396 | #endif
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397 |
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398 | if (bkpinfo->use_lzo) {
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399 | strcpy(bkpinfo->zip_exe, "lzop");
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400 | strcpy(bkpinfo->zip_suffix, "lzo");
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401 | } else if (bkpinfo->use_gzip) {
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402 | strcpy(bkpinfo->zip_exe, "gzip");
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403 | strcpy(bkpinfo->zip_suffix, "gz");
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404 | } else if (bkpinfo->use_lzma) {
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405 | strcpy(bkpinfo->zip_exe, "lzma");
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406 | strcpy(bkpinfo->zip_suffix, "lzma");
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407 | } else if (bkpinfo->compression_level != 0) {
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408 | strcpy(bkpinfo->zip_exe, "bzip2");
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409 | strcpy(bkpinfo->zip_suffix, "bz2");
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410 | } else {
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411 | bkpinfo->zip_exe[0] = bkpinfo->zip_suffix[0] = '\0';
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412 | }
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413 |
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414 | // DVD
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415 |
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416 | if (bkpinfo->backup_media_type == dvd) {
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417 | if (find_home_of_exe("growisofs")) {
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418 | mr_asprintf(cdr_exe, "growisofs");
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419 | } // unlikely to be used
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420 | else {
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421 | fatal_error("Please install growisofs.");
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422 | }
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423 | if (bkpinfo->nonbootable_backup) {
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424 | mr_asprintf(mondo_mkisofs_sz, MONDO_GROWISOFS_NONBOOT);
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425 | } else if
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426 | #ifdef __FreeBSD__
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427 | (TRUE)
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428 | #else
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429 | (bkpinfo->make_cd_use_lilo)
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430 | #endif
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431 | #ifdef __IA64__
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432 | {
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433 | mr_asprintf(mondo_mkisofs_sz, MONDO_GROWISOFS_REGULAR_ELILO);
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434 | }
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435 | #else
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436 | {
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437 | mr_asprintf(mondo_mkisofs_sz, MONDO_GROWISOFS_REGULAR_LILO);
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438 | }
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439 | #endif
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440 | else {
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441 | mr_asprintf(mondo_mkisofs_sz, MONDO_GROWISOFS_REGULAR_SYSLINUX);
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442 | }
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443 | if (bkpinfo->manual_cd_tray) {
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444 | fatal_error("Manual CD tray + DVD not supported yet.");
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---|
445 | // -m isn't supported by growisofs, BTW...
|
---|
446 | } else {
|
---|
447 | sprintf(bkpinfo->call_make_iso, "%s %s -Z %s . 2>> _ERR_", mondo_mkisofs_sz, "", bkpinfo->media_device);
|
---|
448 | }
|
---|
449 | mr_free(mondo_mkisofs_sz);
|
---|
450 | if (getenv ("SUDO_COMMAND")) {
|
---|
451 | mr_asprintf(command, "strings `which growisofs` | grep -c SUDO_COMMAND");
|
---|
452 | if (!strcmp(call_program_and_get_last_line_of_output(command), "1")) {
|
---|
453 | mr_free(command);
|
---|
454 | popup_and_OK("Fatal Error: Can't write DVDs as sudo because growisofs doesn't support this - see the growisofs manpage for details.");
|
---|
455 | fatal_error("Can't write DVDs as sudo because growisofs doesn't support this - see the growisofs manpage for details.");
|
---|
456 | }
|
---|
457 | mr_free(command);
|
---|
458 | }
|
---|
459 | log_msg(2, "call_make_iso (DVD res) is ... %s", bkpinfo->call_make_iso);
|
---|
460 | } // end of DVD code
|
---|
461 |
|
---|
462 | // CD-R or CD-RW
|
---|
463 | if (bkpinfo->backup_media_type == cdrw
|
---|
464 | || bkpinfo->backup_media_type == cdr) {
|
---|
465 | if (!bkpinfo->manual_cd_tray) {
|
---|
466 | mr_asprintf(extra_cdrom_params, "-waiti ");
|
---|
467 | }
|
---|
468 | if (bkpinfo->backup_media_type == cdrw) {
|
---|
469 | mr_asprintf(extra_cdrom_params, "blank=fast ");
|
---|
470 | }
|
---|
471 | if (extra_cdrom_params == NULL) {
|
---|
472 | // If not initialized earlier, do it now
|
---|
473 | mr_asprintf(extra_cdrom_params, " ");
|
---|
474 | }
|
---|
475 | if (find_home_of_exe("cdrecord")) {
|
---|
476 | mr_asprintf(cdr_exe, "cdrecord");
|
---|
477 | } else if (find_home_of_exe("dvdrecord")) {
|
---|
478 | mr_asprintf(cdr_exe, "dvdrecord");
|
---|
479 | } else {
|
---|
480 | fatal_error("Please install either cdrecord or dvdrecord.");
|
---|
481 | }
|
---|
482 | if (find_home_of_exe("genisoimage")) {
|
---|
483 | mr_asprintf(isofs_cmd, "%s", MONDO_GENISOIMAGE_CMD);
|
---|
484 | } else {
|
---|
485 | mr_asprintf(isofs_cmd, "%s", MONDO_MKISOFS_CMD);
|
---|
486 | }
|
---|
487 | if (bkpinfo->nonbootable_backup) {
|
---|
488 | mr_asprintf(mondo_mkisofs_sz, "%s%s", isofs_cmd, MONDO_MKISOFS);
|
---|
489 | } else if
|
---|
490 | #ifdef __FreeBSD__
|
---|
491 | (TRUE)
|
---|
492 | #else
|
---|
493 | (bkpinfo->make_cd_use_lilo)
|
---|
494 | #endif
|
---|
495 | #ifdef __IA64__
|
---|
496 | {
|
---|
497 | mr_asprintf(mondo_mkisofs_sz, "%s%s -V _CD#_", isofs_cmd, MONDO_MKISOFS_REGULAR_ELILO);
|
---|
498 | }
|
---|
499 | #else
|
---|
500 | {
|
---|
501 | mr_asprintf(mondo_mkisofs_sz, "%s%s -V _CD#_", isofs_cmd, MONDO_MKISOFS_REGULAR_LILO);
|
---|
502 | }
|
---|
503 | #endif
|
---|
504 | else
|
---|
505 | {
|
---|
506 | mr_asprintf(mondo_mkisofs_sz, "%s%s -V _CD#_", isofs_cmd, MONDO_MKISOFS_REGULAR_SYSLINUX);
|
---|
507 | }
|
---|
508 | mr_free(isofs_cmd);
|
---|
509 |
|
---|
510 | if (bkpinfo->manual_cd_tray) {
|
---|
511 | if (bkpinfo->call_before_iso[0] == '\0') {
|
---|
512 | sprintf(bkpinfo->call_before_iso, "%s -o %s/"MONDO_TMPISOS" . 2>> _ERR_", mondo_mkisofs_sz, bkpinfo->tmpdir);
|
---|
513 | } else {
|
---|
514 | mr_asprintf(call_before_iso_user, "%s", bkpinfo->call_before_iso);
|
---|
515 | sprintf(bkpinfo->call_before_iso, "( %s -o %s/"MONDO_TMPISOS" . 2>> _ERR_ ; %s )", mondo_mkisofs_sz, bkpinfo->tmpdir, call_before_iso_user);
|
---|
516 | mr_free(call_before_iso_user);
|
---|
517 | }
|
---|
518 | log_it("bkpinfo->call_before_iso = %s", bkpinfo->call_before_iso);
|
---|
519 | sprintf(bkpinfo->call_make_iso, "%s %s -v %s fs=4m dev=%s speed=%d %s/"MONDO_TMPISOS, cdr_exe, (bkpinfo->please_dont_eject) ? " " : "-eject", extra_cdrom_params, bkpinfo->media_device, bkpinfo->cdrw_speed, bkpinfo->tmpdir);
|
---|
520 | } else {
|
---|
521 | sprintf(bkpinfo->call_make_iso, "%s . 2>> _ERR_ | %s %s %s fs=4m dev=%s speed=%d -", mondo_mkisofs_sz, cdr_exe, (bkpinfo->please_dont_eject) ? " " : "-eject", extra_cdrom_params, bkpinfo->media_device, bkpinfo->cdrw_speed);
|
---|
522 | }
|
---|
523 | mr_free(cdr_exe);
|
---|
524 | mr_free(mondo_mkisofs_sz);
|
---|
525 | mr_free(extra_cdrom_params);
|
---|
526 | } // end of CD code
|
---|
527 |
|
---|
528 | if (bkpinfo->backup_media_type == iso) {
|
---|
529 |
|
---|
530 | /* Break up isodir into iso_mnt and iso_dir
|
---|
531 | * These will be used along with iso-dev at restore time
|
---|
532 | * to locate the ISOs where ever they're mounted
|
---|
533 | */
|
---|
534 |
|
---|
535 | log_it("isodir = %s", bkpinfo->isodir);
|
---|
536 | mr_asprintf(command, "df -P %s | tail -n1 | cut -d' ' -f1", bkpinfo->isodir);
|
---|
537 | log_it("command = %s", command);
|
---|
538 | mr_asprintf(iso_dev, "%s", call_program_and_get_last_line_of_output(command));
|
---|
539 | log_it("res of it = %s", iso_dev);
|
---|
540 | mr_asprintf(tmp, "%s/ISO-DEV", bkpinfo->tmpdir);
|
---|
541 | write_one_liner_data_file(tmp, iso_dev);
|
---|
542 | mr_free(tmp);
|
---|
543 | mr_free(command);
|
---|
544 |
|
---|
545 | mr_asprintf(command, "mount | grep -w %s | tail -n1 | cut -d' ' -f3", iso_dev);
|
---|
546 | mr_free(iso_dev);
|
---|
547 |
|
---|
548 | log_it("command = %s", command);
|
---|
549 | mr_asprintf(iso_mnt, "%s", call_program_and_get_last_line_of_output(command));
|
---|
550 | log_it("res of it = %s", iso_mnt);
|
---|
551 | mr_asprintf(tmp, "%s/ISO-MNT", bkpinfo->tmpdir);
|
---|
552 | write_one_liner_data_file(tmp, iso_mnt);
|
---|
553 | mr_free(tmp);
|
---|
554 | mr_free(command);
|
---|
555 |
|
---|
556 | log_it("iso_mnt: %s, %d", iso_mnt, strlen(iso_mnt));
|
---|
557 | mr_asprintf(iso_tmp, "%s", bkpinfo->isodir);
|
---|
558 | if (strlen(iso_tmp) < strlen(iso_mnt)) {
|
---|
559 | mr_asprintf(iso_dir, "%s", "");
|
---|
560 | } else {
|
---|
561 | // If iso_mnt is only / then iso_dir is the full dir
|
---|
562 | // (the formula bellow doesn't work in this case)
|
---|
563 | if (strcmp(iso_mnt, "/") == 0) {
|
---|
564 | mr_asprintf(iso_dir, "%s", iso_tmp);
|
---|
565 | // else it's a part of iso_tmp
|
---|
566 | } else {
|
---|
567 | mr_asprintf(iso_dir, "%s", iso_tmp + strlen(iso_mnt));
|
---|
568 | }
|
---|
569 | }
|
---|
570 | mr_free(iso_mnt);
|
---|
571 | mr_free(iso_tmp);
|
---|
572 |
|
---|
573 | mr_asprintf(tmp, "%s/ISO-DIR", bkpinfo->tmpdir);
|
---|
574 | write_one_liner_data_file(tmp, iso_dir);
|
---|
575 | mr_free(tmp);
|
---|
576 |
|
---|
577 | log_it("iso-dir: %s", iso_dir);
|
---|
578 | mr_free(iso_dir);
|
---|
579 |
|
---|
580 | mr_asprintf(tmp, "%s/ISO-PREFIX", bkpinfo->tmpdir);
|
---|
581 | write_one_liner_data_file(tmp, bkpinfo->prefix);
|
---|
582 | mr_free(tmp);
|
---|
583 |
|
---|
584 | log_it("iso-prefix: %s", bkpinfo->prefix);
|
---|
585 |
|
---|
586 | /* End patch */
|
---|
587 | } // end of iso code
|
---|
588 |
|
---|
589 | if (bkpinfo->backup_media_type == netfs) {
|
---|
590 | mr_asprintf(tmp, "%s/ISO-PREFIX", bkpinfo->tmpdir);
|
---|
591 | write_one_liner_data_file(tmp, bkpinfo->prefix);
|
---|
592 | mr_free(tmp);
|
---|
593 |
|
---|
594 | mr_asprintf(tmp, "%s/ISO-MNT", bkpinfo->tmpdir);
|
---|
595 | write_one_liner_data_file(tmp, bkpinfo->isodir);
|
---|
596 | mr_free(tmp);
|
---|
597 |
|
---|
598 | mr_asprintf(tmp, "%s/ISO-DIR", bkpinfo->tmpdir);
|
---|
599 | write_one_liner_data_file(tmp, bkpinfo->netfs_remote_dir);
|
---|
600 | mr_free(tmp);
|
---|
601 |
|
---|
602 | if (bkpinfo->netfs_mount) {
|
---|
603 | mr_asprintf(tmp, "%s/NETFS-SERVER-MOUNT", bkpinfo->tmpdir);
|
---|
604 | write_one_liner_data_file(tmp, bkpinfo->netfs_mount);
|
---|
605 | mr_free(tmp);
|
---|
606 | } else {
|
---|
607 | log_it("netfs_mount is NULL");
|
---|
608 | retval++;
|
---|
609 | }
|
---|
610 | }
|
---|
611 |
|
---|
612 | log_it("Finished processing incoming params");
|
---|
613 | if (retval) {
|
---|
614 | fprintf(stderr, "Type 'man mondoarchive' for help.\n");
|
---|
615 | }
|
---|
616 | if (bkpinfo->include_paths == NULL) {
|
---|
617 | mr_asprintf(bkpinfo->include_paths, "/");
|
---|
618 | }
|
---|
619 | g_backup_media_type = bkpinfo->backup_media_type;
|
---|
620 | return (retval);
|
---|
621 | }
|
---|
622 |
|
---|
623 |
|
---|
624 |
|
---|
625 | /**
|
---|
626 | * Do some miscellaneous setup tasks to be performed before filling @c bkpinfo.
|
---|
627 | * Seeds the random-number generator, loads important modules, checks the sanity
|
---|
628 | * of the user's Linux distribution, and deletes logfile.
|
---|
629 | * @param bkpinfo The backup information structure. Will be initialized.
|
---|
630 | * @return number of errors (0 for success)
|
---|
631 | */
|
---|
632 | int pre_param_configuration()
|
---|
633 | {
|
---|
634 | int res = 0;
|
---|
635 | char *tmp = NULL;
|
---|
636 |
|
---|
637 | make_hole_for_dir(MNT_CDROM);
|
---|
638 | assert(bkpinfo != NULL);
|
---|
639 | srandom((unsigned long) (time(NULL)));
|
---|
640 | insmod_crucial_modules();
|
---|
641 | if (bkpinfo->disaster_recovery) {
|
---|
642 | if (!does_nonMS_partition_exist()) {
|
---|
643 | fatal_error("I am in disaster recovery mode\nPlease don't run mondoarchive.");
|
---|
644 | }
|
---|
645 | }
|
---|
646 |
|
---|
647 | mr_asprintf(tmp,"rm -Rf %s/changed.files*",MONDO_CACHE);
|
---|
648 | run_program_and_log_output(tmp, FALSE);
|
---|
649 | paranoid_free(tmp);
|
---|
650 | if (find_and_store_mondoarchives_home(g_mondo_home)) {
|
---|
651 | fprintf(stderr, "Cannot find Mondo's homedir. I think you have >1 'mondo' directory on your hard disk. Please delete the superfluous 'mondo' directories and try again\n");
|
---|
652 | res++;
|
---|
653 | return (res);
|
---|
654 | }
|
---|
655 | res += some_basic_system_sanity_checks();
|
---|
656 | if (res) {
|
---|
657 | log_it("Your distribution did not pass Mondo's sanity test.");
|
---|
658 | }
|
---|
659 | g_current_media_number = 1;
|
---|
660 | bkpinfo->postnuke_tarball[0] = '\0';
|
---|
661 | return (res);
|
---|
662 | }
|
---|
663 |
|
---|
664 | /* From busybox under GPLv2 */
|
---|
665 | #ifndef HAVE_MKDTEMP
|
---|
666 | /* This is now actually part of POSIX.1, but was only added in 2008 */
|
---|
667 | char* mkdtemp(char *template)
|
---|
668 | {
|
---|
669 | if (mktemp(template) == NULL || mkdir(template, 0700) != 0)
|
---|
670 | return NULL;
|
---|
671 | return template;
|
---|
672 | }
|
---|
673 | #endif
|
---|
674 |
|
---|
675 | void setup_tmpdir(char *path) {
|
---|
676 |
|
---|
677 | char *tmp = NULL;
|
---|
678 | char *p = NULL;
|
---|
679 |
|
---|
680 | if (bkpinfo->tmpdir[0] != '\0') {
|
---|
681 | /* purging a potential old tmpdir */
|
---|
682 | if (chdir("/tmp")) {
|
---|
683 | // FIXME
|
---|
684 | }
|
---|
685 | if (strstr(bkpinfo->tmpdir,"mondo.tmp.") != NULL) {
|
---|
686 | log_it("Purging old tmpdir %s", bkpinfo->tmpdir);
|
---|
687 | mr_asprintf(tmp,"rm -Rf %s",bkpinfo->tmpdir);
|
---|
688 | } else {
|
---|
689 | log_it("Purging old tmpdir %s/mondo.tmp.*", bkpinfo->tmpdir);
|
---|
690 | mr_asprintf(tmp,"rm -Rf %s/mondo.tmp.*",bkpinfo->tmpdir);
|
---|
691 | }
|
---|
692 | paranoid_system(tmp);
|
---|
693 | mr_free(tmp);
|
---|
694 | }
|
---|
695 |
|
---|
696 | /* Always take in account arg first, then env, then default */
|
---|
697 | if (path != NULL) {
|
---|
698 | mr_asprintf(tmp, "%s/mondo.tmp.XXXXXX", path);
|
---|
699 | } else if (getenv("TMPDIR")) {
|
---|
700 | mr_asprintf(tmp, "%s/mondo.tmp.XXXXXX", getenv("TMPDIR"));
|
---|
701 | } else if (getenv("MRTMP")) {
|
---|
702 | mr_asprintf(tmp, "%s/mondo.tmp.XXXXXX", getenv("MRTMP"));
|
---|
703 | } else {
|
---|
704 | mr_asprintf(tmp, "/tmp/mondo.tmp.XXXXXX");
|
---|
705 | }
|
---|
706 | p = mkdtemp(tmp);
|
---|
707 | if (p == NULL) {
|
---|
708 | printf("Failed to create global tmp directory %s for Mondo.",tmp);
|
---|
709 | mr_free(tmp);
|
---|
710 | finish(-1);
|
---|
711 | }
|
---|
712 | strcpy(bkpinfo->tmpdir,p);
|
---|
713 | mr_free(tmp);
|
---|
714 |
|
---|
715 | log_it("bkpinfo->tmpdir is being set to %s", bkpinfo->tmpdir);
|
---|
716 |
|
---|
717 | mr_asprintf(tmp, "mkdir -p %s/tmpfs", bkpinfo->tmpdir);
|
---|
718 | paranoid_system(tmp);
|
---|
719 | mr_free(tmp);
|
---|
720 | }
|
---|
721 |
|
---|
722 | void setup_scratchdir(char *path) {
|
---|
723 |
|
---|
724 | char *tmp = NULL;
|
---|
725 | char *p = NULL;
|
---|
726 |
|
---|
727 | if (bkpinfo->scratchdir != NULL) {
|
---|
728 | /* purging a potential old scratchdir */
|
---|
729 | if (chdir("/tmp")) {
|
---|
730 | // FIXME
|
---|
731 | }
|
---|
732 | if (strstr(bkpinfo->scratchdir,"mondo.scratch.") != NULL) {
|
---|
733 | log_it("Purging old scratchdir %s", bkpinfo->scratchdir);
|
---|
734 | mr_asprintf(tmp,"rm -Rf %s",bkpinfo->scratchdir);
|
---|
735 | } else {
|
---|
736 | log_it("Purging old scratchdir %s/mondo.scratch.*", bkpinfo->scratchdir);
|
---|
737 | mr_asprintf(tmp,"rm -Rf %s/mondo.scratch.*",bkpinfo->scratchdir);
|
---|
738 | }
|
---|
739 | paranoid_system(tmp);
|
---|
740 | mr_free(tmp);
|
---|
741 | }
|
---|
742 |
|
---|
743 | /* Always take in account arg first, then env, then default */
|
---|
744 | if (path != NULL) {
|
---|
745 | mr_asprintf(tmp, "%s/mondo.scratch.XXXXXX", path);
|
---|
746 | } else if (getenv("MRSCRATCH")) {
|
---|
747 | mr_asprintf(tmp, "%s/mondo.scratch.XXXXXX", getenv("MRSCRATCH"));
|
---|
748 | } else {
|
---|
749 | mr_asprintf(tmp, "/tmp/mondo.scratch.XXXXXX");
|
---|
750 | }
|
---|
751 | p = mkdtemp(tmp);
|
---|
752 | if (p == NULL) {
|
---|
753 | log_it("Failed to create global scratch directory %s for Mondo.",tmp);
|
---|
754 | finish(-1);
|
---|
755 | }
|
---|
756 | strcpy(bkpinfo->scratchdir,p);
|
---|
757 | log_it("bkpinfo->scratchdir is being set to %s", bkpinfo->scratchdir);
|
---|
758 | paranoid_free(tmp);
|
---|
759 |
|
---|
760 | mr_asprintf(tmp, "mkdir -p %s", bkpinfo->scratchdir);
|
---|
761 | paranoid_system(tmp);
|
---|
762 | mr_free(tmp);
|
---|
763 | }
|
---|
764 |
|
---|
765 |
|
---|
766 | /**
|
---|
767 | * Reset all fields of the backup information structure to a sensible default.
|
---|
768 | * @param bkpinfo The @c bkpinfo to reset.
|
---|
769 | */
|
---|
770 | void reset_bkpinfo()
|
---|
771 | {
|
---|
772 | assert(bkpinfo != NULL);
|
---|
773 | memset((void *) bkpinfo, 0, sizeof(struct s_bkpinfo));
|
---|
774 |
|
---|
775 | bkpinfo->media_device[0] = '\0';
|
---|
776 | bkpinfo->media_size = -1;
|
---|
777 | bkpinfo->boot_loader = '\0';
|
---|
778 | bkpinfo->boot_device = NULL;
|
---|
779 | bkpinfo->zip_exe[0] = '\0';
|
---|
780 | bkpinfo->zip_suffix[0] = '\0';
|
---|
781 | bkpinfo->image_devs[0] = '\0';
|
---|
782 | bkpinfo->compression_level = 3;
|
---|
783 | bkpinfo->use_lzo = FALSE;
|
---|
784 | bkpinfo->use_gzip = FALSE;
|
---|
785 | bkpinfo->use_lzma = FALSE;
|
---|
786 | bkpinfo->verify_data = FALSE;
|
---|
787 | bkpinfo->backup_data = FALSE;
|
---|
788 | bkpinfo->restore_data = FALSE;
|
---|
789 | bkpinfo->use_star = FALSE;
|
---|
790 | bkpinfo->internal_tape_block_size = DEFAULT_INTERNAL_TAPE_BLOCK_SIZE;
|
---|
791 |
|
---|
792 | /* We need tmpdir as early as possible for further function calls */
|
---|
793 | bkpinfo->tmpdir[0] = '\0'; // Really setup after
|
---|
794 | bkpinfo->scratchdir[0] = '\0'; // Really setup after
|
---|
795 | setup_tmpdir(NULL);
|
---|
796 | setup_scratchdir(NULL);
|
---|
797 |
|
---|
798 | bkpinfo->disaster_recovery = am_I_in_disaster_recovery_mode();
|
---|
799 | if (bkpinfo->disaster_recovery) {
|
---|
800 | strcpy(bkpinfo->isodir, "/");
|
---|
801 | } else {
|
---|
802 | strcpy(bkpinfo->isodir, MONDO_CACHE);
|
---|
803 | }
|
---|
804 | strcpy(bkpinfo->prefix, STD_PREFIX);
|
---|
805 | bkpinfo->optimal_set_size = 0L;
|
---|
806 | bkpinfo->backup_media_type = none;
|
---|
807 | bkpinfo->make_filelist = TRUE; // unless -J supplied to mondoarchive
|
---|
808 | bkpinfo->exclude_paths = NULL;
|
---|
809 | bkpinfo->include_paths = NULL;
|
---|
810 | bkpinfo->exclude_devs = NULL;
|
---|
811 | bkpinfo->restore_path[0] = '\0';
|
---|
812 | bkpinfo->call_before_iso[0] = '\0';
|
---|
813 | bkpinfo->call_make_iso[0] = '\0';
|
---|
814 | bkpinfo->call_burn_iso[0] = '\0';
|
---|
815 | bkpinfo->call_after_iso[0] = '\0';
|
---|
816 | bkpinfo->kernel_path[0] = '\0';
|
---|
817 | bkpinfo->netfs_mount = NULL;
|
---|
818 | bkpinfo->netfs_proto = NULL;
|
---|
819 | bkpinfo->netfs_user = NULL;
|
---|
820 | bkpinfo->netfs_remote_dir = NULL;
|
---|
821 | bkpinfo->postnuke_tarball[0] = '\0';
|
---|
822 | bkpinfo->subdir = NULL;
|
---|
823 | bkpinfo->wipe_media_first = FALSE;
|
---|
824 | bkpinfo->differential = 0;
|
---|
825 | bkpinfo->please_dont_eject = FALSE;
|
---|
826 | bkpinfo->cdrw_speed = 0;
|
---|
827 | bkpinfo->manual_cd_tray = FALSE;
|
---|
828 | bkpinfo->nonbootable_backup = FALSE;
|
---|
829 | bkpinfo->make_cd_use_lilo = FALSE;
|
---|
830 | bkpinfo->use_obdr = FALSE;
|
---|
831 | bkpinfo->restore_mode = interactive;
|
---|
832 | bkpinfo->boot_type = BIOS;
|
---|
833 | }
|
---|
834 |
|
---|
835 |
|
---|
836 | /**
|
---|
837 | * Get the remaining free space (in MB) on @p partition.
|
---|
838 | * @param partition The partition to check free space on (either a device or a mountpoint).
|
---|
839 | * @return The free space on @p partition, in MB.
|
---|
840 | */
|
---|
841 | long free_space_on_given_partition(char *partition)
|
---|
842 | {
|
---|
843 | char *out_sz = NULL;
|
---|
844 | char *command = NULL;
|
---|
845 | long res;
|
---|
846 |
|
---|
847 | assert_string_is_neither_NULL_nor_zerolength(partition);
|
---|
848 |
|
---|
849 | mr_asprintf(command, "df -m -P %s 1> /dev/null 2> /dev/null", partition);
|
---|
850 | if (system(command)) {
|
---|
851 | mr_free(command);
|
---|
852 | return (-1);
|
---|
853 | } // partition does not exist
|
---|
854 | mr_free(command);
|
---|
855 |
|
---|
856 | mr_asprintf(command, "df -m -P %s | tail -n1 | tr -s ' ' '\t' | cut -f4", partition);
|
---|
857 | mr_asprintf(out_sz, "%s", call_program_and_get_last_line_of_output(command));
|
---|
858 | mr_free(command);
|
---|
859 |
|
---|
860 | if (strlen(out_sz) == 0) {
|
---|
861 | mr_free(out_sz);
|
---|
862 | return (-1);
|
---|
863 | } // error within df, probably
|
---|
864 | res = atol(out_sz);
|
---|
865 | mr_free(out_sz);
|
---|
866 | return (res);
|
---|
867 | }
|
---|
868 |
|
---|
869 |
|
---|
870 |
|
---|
871 | /**
|
---|
872 | * Check the user's system for sanity. Checks performed:
|
---|
873 | * - make sure user has enough RAM (32mb required, 64mb recommended)
|
---|
874 | * - make sure user has enough free space in @c /
|
---|
875 | * - check kernel for ramdisk support
|
---|
876 | * - make sure afio, cdrecord, mkisofs, bzip2, awk, md5sum, strings, mindi, and buffer exist
|
---|
877 | * - make sure CD-ROM is unmounted
|
---|
878 | * - make sure user's mountlist is OK by running <tt>mindi --makemountlist</tt>
|
---|
879 | *
|
---|
880 | * @return number of problems with the user's setup (0 for success)
|
---|
881 | */
|
---|
882 | int some_basic_system_sanity_checks()
|
---|
883 | {
|
---|
884 |
|
---|
885 | /*@ buffers ************ */
|
---|
886 | char *tmp = NULL;
|
---|
887 |
|
---|
888 | /*@ int's *************** */
|
---|
889 | int retval = 0;
|
---|
890 |
|
---|
891 | mvaddstr_and_log_it(g_currentY, 0, "Checking sanity of your Linux distribution");
|
---|
892 | #ifndef __FreeBSD__
|
---|
893 | if (system("which mkfs.vfat 2> /dev/null 1> /dev/null")
|
---|
894 | && !system("which mkfs.msdos 2> /dev/null 1> /dev/null")) {
|
---|
895 | log_it("OK, you've got mkfs.msdos but not mkfs.vfat; time for the fairy to wave her magic wand...");
|
---|
896 | run_program_and_log_output("ln -sf `which mkfs.msdos` /sbin/mkfs.vfat", FALSE);
|
---|
897 | }
|
---|
898 | mr_asprintf(tmp, "%s", call_program_and_get_last_line_of_output("free | grep Mem | head -n1 | tr -s ' ' '\t' | cut -f2"));
|
---|
899 | if (atol(tmp) < 35000) {
|
---|
900 | retval++;
|
---|
901 | log_to_screen("You must have at least 32MB of RAM to use Mondo.");
|
---|
902 | }
|
---|
903 | if (atol(tmp) < 66000) {
|
---|
904 | log_to_screen("WARNING! You have very little RAM. Please upgrade to 64MB or more.");
|
---|
905 | }
|
---|
906 | mr_free(tmp);
|
---|
907 | #endif
|
---|
908 |
|
---|
909 | if (system("which " MKE2FS_OR_NEWFS " > /dev/null 2> /dev/null")) {
|
---|
910 | retval++;
|
---|
911 | log_to_screen
|
---|
912 | ("Unable to find " MKE2FS_OR_NEWFS " in system path.");
|
---|
913 | fatal_error
|
---|
914 | ("Please use \"su -\", not \"su\" to become root. OK? ...and please don't e-mail the mailing list or me about this. Just read the message. :)");
|
---|
915 | }
|
---|
916 | #ifndef __FreeBSD__
|
---|
917 | if (run_program_and_log_output
|
---|
918 | ("grep ramdisk /proc/devices", FALSE)) {
|
---|
919 | /* Some SuSE have ramdisk as modules, so insert it first, then test again */
|
---|
920 | run_program_and_log_output("modprobe brd 2> /dev/null > /dev/null",FALSE);
|
---|
921 | if (run_program_and_log_output("grep ramdisk /proc/devices", FALSE)) {
|
---|
922 | if (!ask_me_yes_or_no("Your kernel has no ramdisk support. That's mind-numbingly stupid but I'll allow it if you're planning to use another kernel. Are you?")) {
|
---|
923 | // retval++;
|
---|
924 | log_to_screen("It looks as if your kernel lacks ramdisk and initrd support.");
|
---|
925 | log_to_screen("I'll allow you to proceed but FYI, if I'm right, your kernel is broken.");
|
---|
926 | }
|
---|
927 | }
|
---|
928 | }
|
---|
929 | #endif
|
---|
930 | retval += whine_if_not_found(MKE2FS_OR_NEWFS);
|
---|
931 | if (system("which genisoimage > /dev/null 2> /dev/null")) {
|
---|
932 | retval += whine_if_not_found("mkisofs");
|
---|
933 | }
|
---|
934 | if (system("which wodim > /dev/null 2> /dev/null")) {
|
---|
935 | retval += whine_if_not_found("cdrecord");
|
---|
936 | }
|
---|
937 | retval += whine_if_not_found("bzip2");
|
---|
938 | retval += whine_if_not_found("gzip");
|
---|
939 | retval += whine_if_not_found("awk");
|
---|
940 | retval += whine_if_not_found("md5sum");
|
---|
941 | retval += whine_if_not_found("strings");
|
---|
942 | retval += whine_if_not_found("mindi");
|
---|
943 | retval += whine_if_not_found("buffer");
|
---|
944 |
|
---|
945 | // abort if Windows partition but no ms-sys and parted
|
---|
946 | if (!run_program_and_log_output("mount | grep -Ew 'vfat|fat|dos' | grep -vE \"/dev/fd|nexdisk\"", 0)) {
|
---|
947 | if (!run_program_and_log_output("mount | grep -Ew 'vfat|fat|dos' | grep -Ew efi", 0)) {
|
---|
948 | log_to_screen("I think you have a EFI/UEFI partition.");
|
---|
949 | } else {
|
---|
950 | log_to_screen("I think you have a Windows 9x partition.");
|
---|
951 | }
|
---|
952 | retval += whine_if_not_found("parted");
|
---|
953 | }
|
---|
954 |
|
---|
955 | if (!find_home_of_exe("cmp")) {
|
---|
956 | whine_if_not_found("cmp");
|
---|
957 | }
|
---|
958 | run_program_and_log_output("umount `mount | grep cdr | cut -d' ' -f3 | tr '\n' ' '`", 5);
|
---|
959 | mr_asprintf(tmp, "%s", call_program_and_get_last_line_of_output("mount | grep -E \"cdr(om|w)\""));
|
---|
960 | if (strcmp("", tmp)) {
|
---|
961 | if (strstr(tmp, "autofs")) {
|
---|
962 | log_to_screen("Your CD-ROM is mounted via autofs. I therefore cannot tell");
|
---|
963 | log_to_screen("if a CD actually is inserted. If a CD is inserted, please");
|
---|
964 | log_to_screen("eject it. Thank you.");
|
---|
965 | log_it("Ignoring autofs CD-ROM 'mount' since we hope nothing's in it.");
|
---|
966 | } else
|
---|
967 | if (run_program_and_log_output("uname -a | grep Knoppix", 5)) {
|
---|
968 | retval++;
|
---|
969 | mr_free(tmp);
|
---|
970 | fatal_error("Your CD-ROM drive is mounted. Please unmount it.");
|
---|
971 | }
|
---|
972 | }
|
---|
973 | mr_free(tmp);
|
---|
974 |
|
---|
975 | run_program_and_log_output("cat /etc/fstab", 5);
|
---|
976 | #ifdef __FreeBSD__
|
---|
977 | run_program_and_log_output("vinum printconfig", 5);
|
---|
978 | #else
|
---|
979 | run_program_and_log_output("cat /etc/raidtab", 5);
|
---|
980 | #endif
|
---|
981 |
|
---|
982 | if (run_program_and_log_output("mindi -V", 1)) {
|
---|
983 | log_to_screen("Could not ascertain mindi's version number.");
|
---|
984 | log_to_screen("You have not installed Mondo and/or Mindi properly.");
|
---|
985 | log_to_screen("Please uninstall and reinstall them both.");
|
---|
986 | fatal_error("Please reinstall Mondo and Mindi.");
|
---|
987 | }
|
---|
988 | mr_asprintf(tmp, "mindi --makemountlist %s/mountlist.txt.test", bkpinfo->tmpdir);
|
---|
989 | if (run_program_and_log_output(tmp, 5)) {
|
---|
990 | log_to_screen("%s failed for some reason.", tmp);
|
---|
991 | mr_free(tmp);
|
---|
992 | log_to_screen("Please run that command by hand and examine "MINDI_LOGFILE);
|
---|
993 | log_to_screen("for more information. Perhaps your /etc/fstab file is insane.");
|
---|
994 | log_to_screen("Perhaps Mindi's MakeMountlist() subroutine has a bug. We'll see.");
|
---|
995 | retval++;
|
---|
996 | }
|
---|
997 | mr_free(tmp);
|
---|
998 |
|
---|
999 | if (!run_program_and_log_output("mr-parted2fdisk -l 2>/dev/null | grep -i raid", 1) && !does_file_exist("/etc/raidtab")) {
|
---|
1000 | log_to_screen("You have RAID partitions but no /etc/raidtab - creating one from /proc/mdstat");
|
---|
1001 | create_raidtab_from_mdstat(MDSTAT_FILE,"/etc/raidtab");
|
---|
1002 | }
|
---|
1003 |
|
---|
1004 | if (retval) {
|
---|
1005 | mvaddstr_and_log_it(g_currentY++, 74, "Failed.");
|
---|
1006 | } else {
|
---|
1007 | mvaddstr_and_log_it(g_currentY++, 74, "Done.");
|
---|
1008 | }
|
---|
1009 | return (retval);
|
---|
1010 | }
|
---|
1011 |
|
---|
1012 | /**
|
---|
1013 | * Retrieve the line containing @p label from the config file.
|
---|
1014 | * @param config_file The file to read from, usually @c /tmp/mondorestore.cfg.
|
---|
1015 | * @param label What to read from the file.
|
---|
1016 | * @param value Where to put it.
|
---|
1017 | * @return 0 for success, 1 for failure.
|
---|
1018 | */
|
---|
1019 | int read_cfg_var(char *config_file, char *label, char *value)
|
---|
1020 | {
|
---|
1021 | /*@ buffer ****************************************************** */
|
---|
1022 | char *command = NULL;
|
---|
1023 |
|
---|
1024 | /*@ end vars *************************************************** */
|
---|
1025 |
|
---|
1026 | assert_string_is_neither_NULL_nor_zerolength(config_file);
|
---|
1027 | assert_string_is_neither_NULL_nor_zerolength(label);
|
---|
1028 | if (!does_file_exist(config_file)) {
|
---|
1029 | log_to_screen("(read_cfg_var) Cannot find %s config file", config_file);
|
---|
1030 | value[0] = '\0';
|
---|
1031 | return (1);
|
---|
1032 | } else if ((value != NULL) && (strstr(value, "/dev/") && strstr(value, "t0") && !strcmp(label, "media-dev"))) {
|
---|
1033 | log_msg(2, "FYI, I can't read new value for %s - already got %s", label, value);
|
---|
1034 | return (0);
|
---|
1035 | } else {
|
---|
1036 | mr_asprintf(command, "grep '%s .*' %s| cut -d' ' -f2,3,4,5", label, config_file);
|
---|
1037 | strcpy(value, call_program_and_get_last_line_of_output(command));
|
---|
1038 | mr_free(command);
|
---|
1039 |
|
---|
1040 | log_msg(4, "Configuration item %s is %s", label, value);
|
---|
1041 | if (strlen(value) == 0) {
|
---|
1042 | return (1);
|
---|
1043 | } else {
|
---|
1044 | return (0);
|
---|
1045 | }
|
---|
1046 | }
|
---|
1047 | }
|
---|
1048 |
|
---|
1049 |
|
---|
1050 |
|
---|
1051 | /**
|
---|
1052 | * Remount @c supermount if it was unmounted earlier.
|
---|
1053 | */
|
---|
1054 | void remount_supermounts_if_necessary()
|
---|
1055 | {
|
---|
1056 | if (g_remount_cdrom_at_end) {
|
---|
1057 | run_program_and_log_output("mount " MNT_CDROM, FALSE);
|
---|
1058 | }
|
---|
1059 | if (g_remount_floppy_at_end) {
|
---|
1060 | run_program_and_log_output("mount " MNT_FLOPPY, FALSE);
|
---|
1061 | }
|
---|
1062 | }
|
---|
1063 |
|
---|
1064 | /**
|
---|
1065 | * Unmount @c supermount if it's mounted.
|
---|
1066 | */
|
---|
1067 | void unmount_supermounts_if_necessary()
|
---|
1068 | {
|
---|
1069 | if (run_program_and_log_output
|
---|
1070 | ("mount | grep cdrom | grep super", FALSE) == 0) {
|
---|
1071 | g_remount_cdrom_at_end = TRUE;
|
---|
1072 | run_program_and_log_output("umount " MNT_CDROM, FALSE);
|
---|
1073 | }
|
---|
1074 | if (run_program_and_log_output
|
---|
1075 | ("mount | grep floppy | grep super", FALSE) == 0) {
|
---|
1076 | g_remount_floppy_at_end = TRUE;
|
---|
1077 | run_program_and_log_output("umount " MNT_FLOPPY, FALSE);
|
---|
1078 | }
|
---|
1079 | }
|
---|
1080 |
|
---|
1081 | /**
|
---|
1082 | * Whether we had to stop autofs (if so, restart it at end).
|
---|
1083 | */
|
---|
1084 | bool g_autofs_stopped = FALSE;
|
---|
1085 |
|
---|
1086 | /**
|
---|
1087 | * Path to the autofs initscript ("" if none exists).
|
---|
1088 | */
|
---|
1089 | char g_autofs_exe[MAX_STR_LEN];
|
---|
1090 |
|
---|
1091 | /**
|
---|
1092 | * Autofs initscript in Xandros Linux distribution.
|
---|
1093 | */
|
---|
1094 | #define XANDROS_AUTOFS_FNAME "/etc/init.d/xandros-autofs"
|
---|
1095 |
|
---|
1096 | /**
|
---|
1097 | * Autofs initscript in most Linux distributions.
|
---|
1098 | */
|
---|
1099 | #define STOCK_AUTOFS_FNAME "/etc/rc.d/init.d/autofs"
|
---|
1100 |
|
---|
1101 | /**
|
---|
1102 | * If autofs is mounted, stop it (restart at end).
|
---|
1103 | */
|
---|
1104 | void stop_autofs_if_necessary()
|
---|
1105 | {
|
---|
1106 | char *tmp = NULL;
|
---|
1107 |
|
---|
1108 | g_autofs_exe[0] = '\0';
|
---|
1109 | if (does_file_exist(XANDROS_AUTOFS_FNAME)) {
|
---|
1110 | strcpy(g_autofs_exe, XANDROS_AUTOFS_FNAME);
|
---|
1111 | } else if (does_file_exist(STOCK_AUTOFS_FNAME)) {
|
---|
1112 | strcpy(g_autofs_exe, STOCK_AUTOFS_FNAME);
|
---|
1113 | }
|
---|
1114 |
|
---|
1115 | if (!g_autofs_exe[0]) {
|
---|
1116 | log_msg(3, "No autofs detected.");
|
---|
1117 | } else {
|
---|
1118 | log_msg(3, "%s --- autofs detected", g_autofs_exe);
|
---|
1119 | // FIXME -- only disable it if it's running --- sprintf(tmp, "%s status", autofs_exe);
|
---|
1120 | mr_asprintf(tmp, "%s stop", g_autofs_exe);
|
---|
1121 | if (run_program_and_log_output(tmp, 2)) {
|
---|
1122 | log_it("Failed to stop autofs - I assume it wasn't running");
|
---|
1123 | } else {
|
---|
1124 | g_autofs_stopped = TRUE;
|
---|
1125 | log_it("Stopped autofs OK");
|
---|
1126 | }
|
---|
1127 | mr_free(tmp);
|
---|
1128 | }
|
---|
1129 | }
|
---|
1130 |
|
---|
1131 | /**
|
---|
1132 | * If autofs was stopped earlier, restart it.
|
---|
1133 | */
|
---|
1134 | void restart_autofs_if_necessary()
|
---|
1135 | {
|
---|
1136 | char *tmp = NULL;
|
---|
1137 |
|
---|
1138 | if (!g_autofs_stopped || !g_autofs_exe[0]) {
|
---|
1139 | log_msg(3, "No autofs detected.");
|
---|
1140 | return;
|
---|
1141 | }
|
---|
1142 | mr_asprintf(tmp, "%s start", g_autofs_exe);
|
---|
1143 | if (run_program_and_log_output(tmp, 2)) {
|
---|
1144 | log_it("Failed to start autofs");
|
---|
1145 | } else {
|
---|
1146 | g_autofs_stopped = FALSE;
|
---|
1147 | log_it("Started autofs OK");
|
---|
1148 | }
|
---|
1149 | mr_free(tmp);
|
---|
1150 | }
|
---|
1151 |
|
---|
1152 |
|
---|
1153 | /**
|
---|
1154 | * If this is a distribution like Gentoo that doesn't keep /boot mounted, mount it.
|
---|
1155 | */
|
---|
1156 | void mount_boot_if_necessary() {
|
---|
1157 | char *tmp = NULL;
|
---|
1158 | char *command = NULL;
|
---|
1159 |
|
---|
1160 | log_msg(1, "Started sub");
|
---|
1161 | log_msg(4, "About to set g_boot_mountpt[0] to '\\0'");
|
---|
1162 | g_boot_mountpt[0] = '\0';
|
---|
1163 | log_msg(4, "Done. Great. Seeting command to something");
|
---|
1164 | mr_asprintf(command, "%s", "grep -v \":\" /etc/fstab | grep -vE '^#.*$' | grep -E \"[ ]/boot[ ]\" | tr -s ' ' '\t' | cut -f1 | head -n1");
|
---|
1165 | log_msg(4, "Cool. Command = '%s'", command);
|
---|
1166 | mr_asprintf(tmp, "%s", call_program_and_get_last_line_of_output(command));
|
---|
1167 | mr_free(command);
|
---|
1168 |
|
---|
1169 | log_msg(4, "tmp = '%s'", tmp);
|
---|
1170 | log_it("/boot is at %s according to /etc/fstab", tmp);
|
---|
1171 | mr_asprintf(command, "mount | grep -Ew '/boot'");
|
---|
1172 | mr_free(tmp);
|
---|
1173 |
|
---|
1174 | mr_asprintf(tmp, "%s", call_program_and_get_last_line_of_output(command));
|
---|
1175 | mr_free(command);
|
---|
1176 |
|
---|
1177 | if (!strcmp(tmp,"")) {
|
---|
1178 | if ((strstr(tmp, "LABEL=") != NULL) || (strstr(tmp,"UUID=") != NULL)) {
|
---|
1179 | if (!run_program_and_log_output("mount /boot", 5)) {
|
---|
1180 | strcpy(g_boot_mountpt, "/boot");
|
---|
1181 | log_msg(1, "Mounted /boot");
|
---|
1182 | } else {
|
---|
1183 | log_it("...ignored cos it's a label or uuid :-)");
|
---|
1184 | }
|
---|
1185 | } else {
|
---|
1186 | mr_asprintf(command, "mount | grep -E '^%s'", tmp);
|
---|
1187 | log_msg(3, "command = %s", command);
|
---|
1188 | if (run_program_and_log_output(command, 5)) {
|
---|
1189 | strcpy(g_boot_mountpt, tmp);
|
---|
1190 | mr_free(tmp);
|
---|
1191 | log_it("%s (your /boot partition) is not mounted. I'll mount it before backing up", g_boot_mountpt);
|
---|
1192 |
|
---|
1193 | mr_asprintf(tmp, "mount %s", g_boot_mountpt);
|
---|
1194 | if (run_program_and_log_output(tmp, 5)) {
|
---|
1195 | g_boot_mountpt[0] = '\0';
|
---|
1196 | log_msg(1, "Plan B");
|
---|
1197 | if (!run_program_and_log_output("mount /boot", 5)) {
|
---|
1198 | strcpy(g_boot_mountpt, "/boot");
|
---|
1199 | log_msg(1, "Plan B worked");
|
---|
1200 | } else {
|
---|
1201 | log_msg(1,
|
---|
1202 | "Plan B failed. Unable to mount /boot for backup purposes. This probably means /boot is mounted already, or doesn't have its own partition.");
|
---|
1203 | }
|
---|
1204 | }
|
---|
1205 | }
|
---|
1206 | mr_free(command);
|
---|
1207 | }
|
---|
1208 | }
|
---|
1209 | mr_free(tmp);
|
---|
1210 | log_msg(1, "Ended sub");
|
---|
1211 | }
|
---|
1212 |
|
---|
1213 |
|
---|
1214 | /**
|
---|
1215 | * If we mounted /boot earlier, unmount it.
|
---|
1216 | */
|
---|
1217 | void unmount_boot_if_necessary()
|
---|
1218 | {
|
---|
1219 | char *tmp = NULL;
|
---|
1220 |
|
---|
1221 | log_msg(3, "starting");
|
---|
1222 | if (g_boot_mountpt[0]) {
|
---|
1223 | mr_asprintf(tmp, "umount %s", g_boot_mountpt);
|
---|
1224 | if (run_program_and_log_output(tmp, 5)) {
|
---|
1225 | log_it("WARNING - unable to unmount /boot");
|
---|
1226 | }
|
---|
1227 | mr_free(tmp);
|
---|
1228 | }
|
---|
1229 | log_msg(3, "leaving");
|
---|
1230 | }
|
---|
1231 |
|
---|
1232 |
|
---|
1233 |
|
---|
1234 | /**
|
---|
1235 | * Write a line to a configuration file. Writes a line of the form,
|
---|
1236 | * @c label @c value.
|
---|
1237 | * @param config_file The file to write to. Usually @c mondorestore.cfg.
|
---|
1238 | * @param label What to call this bit of data you're writing.
|
---|
1239 | * @param value The bit of data you're writing.
|
---|
1240 | * @return 0 for success, 1 for failure.
|
---|
1241 | */
|
---|
1242 | int write_cfg_var(char *config_file, char *label, char *value)
|
---|
1243 | {
|
---|
1244 | /*@ buffers ***************************************************** */
|
---|
1245 | char *command = NULL;
|
---|
1246 | char *tempfile = NULL;
|
---|
1247 |
|
---|
1248 |
|
---|
1249 | /*@ end vars *************************************************** */
|
---|
1250 | assert_string_is_neither_NULL_nor_zerolength(config_file);
|
---|
1251 | assert_string_is_neither_NULL_nor_zerolength(label);
|
---|
1252 | assert(value != NULL);
|
---|
1253 | if (!does_file_exist(config_file)) {
|
---|
1254 | log_to_screen("(write_cfg_file) Cannot find %s config file", config_file);
|
---|
1255 | return (1);
|
---|
1256 | }
|
---|
1257 | mr_asprintf(tempfile, "%s/mojo-jojo.blah", bkpinfo->tmpdir);
|
---|
1258 | if (does_file_exist(config_file)) {
|
---|
1259 | mr_asprintf(command, "grep -vE '^%s .*$' %s > %s", label, config_file, tempfile);
|
---|
1260 | paranoid_system(command);
|
---|
1261 | mr_free(command);
|
---|
1262 | }
|
---|
1263 | mr_asprintf(command, "echo \"%s %s\" >> %s", label, value, tempfile);
|
---|
1264 | paranoid_system(command);
|
---|
1265 | mr_free(command);
|
---|
1266 |
|
---|
1267 | mr_asprintf(command, "mv -f %s %s", tempfile, config_file);
|
---|
1268 | paranoid_system(command);
|
---|
1269 | mr_free(command);
|
---|
1270 | unlink(tempfile);
|
---|
1271 | mr_free(tempfile);
|
---|
1272 | return (0);
|
---|
1273 | }
|
---|
1274 |
|
---|
1275 |
|
---|
1276 | /**
|
---|
1277 | * The standard log_debug_msg() (log_msg() also due to a macro). Writes some describing
|
---|
1278 | * information to the logfile.
|
---|
1279 | */
|
---|
1280 | void standard_log_debug_msg(int debug_level, const char *szFile, const char *szFunction, int nLine, const char *fmt, ...) {
|
---|
1281 |
|
---|
1282 | va_list args;
|
---|
1283 | static int depth = 0;
|
---|
1284 | FILE *fout;
|
---|
1285 |
|
---|
1286 | if (depth > 5) {
|
---|
1287 | depth--;
|
---|
1288 | return;
|
---|
1289 | }
|
---|
1290 | depth++;
|
---|
1291 |
|
---|
1292 | if (debug_level <= g_loglevel) {
|
---|
1293 | if (!(fout = fopen(MONDO_LOGFILE, "a"))) {
|
---|
1294 | return;
|
---|
1295 | }
|
---|
1296 |
|
---|
1297 | // add tabs to distinguish log levels
|
---|
1298 | if (debug_level > 0) {
|
---|
1299 | fprintf(fout, "DBG%d: ", debug_level);
|
---|
1300 | if (getpid() == g_main_pid)
|
---|
1301 | fprintf(fout, "[Main] %s->%s#%d: ", szFile, szFunction, nLine);
|
---|
1302 | else if (getpid() == g_buffer_pid && g_buffer_pid > 0)
|
---|
1303 | fprintf(fout, "[Buff] %s->%s#%d: ", szFile, szFunction, nLine);
|
---|
1304 | else
|
---|
1305 | fprintf(fout, "[TH=%d] %s->%s#%d: ", getpid(), szFile, szFunction, nLine);
|
---|
1306 | } else {
|
---|
1307 | fprintf(fout, "INFO: ");
|
---|
1308 | }
|
---|
1309 | va_start(args, fmt);
|
---|
1310 | vfprintf(fout, fmt, args);
|
---|
1311 | va_end(args);
|
---|
1312 |
|
---|
1313 | fprintf(fout, "\n");
|
---|
1314 | paranoid_fclose(fout);
|
---|
1315 | }
|
---|
1316 | depth--;
|
---|
1317 | }
|
---|
1318 |
|
---|
1319 | /**
|
---|
1320 | * Function pointer to the @c log_debug_msg function to use. Points to standard_log_debug_msg() by default.
|
---|
1321 | */
|
---|
1322 | void (*log_debug_msg) (int, const char *, const char *, int, const char *, ...) = standard_log_debug_msg;
|
---|
1323 |
|
---|
1324 |
|
---|
1325 | /**
|
---|
1326 | * Allocate or free important globals, depending on @p mal.
|
---|
1327 | * @param mal If TRUE, malloc; if FALSE, free.
|
---|
1328 | */
|
---|
1329 | void do_libmondo_global_strings_thing(int mal)
|
---|
1330 | {
|
---|
1331 | if (mal) {
|
---|
1332 | malloc_string(g_boot_mountpt);
|
---|
1333 | malloc_string(g_mondo_home);
|
---|
1334 | malloc_string(g_serial_string);
|
---|
1335 | malloc_string(g_magicdev_command);
|
---|
1336 | } else {
|
---|
1337 | paranoid_free(g_boot_mountpt);
|
---|
1338 | paranoid_free(g_mondo_home);
|
---|
1339 | paranoid_free(g_magicdev_command);
|
---|
1340 |
|
---|
1341 | mr_free(g_serial_string);
|
---|
1342 | }
|
---|
1343 | }
|
---|
1344 |
|
---|
1345 | /**
|
---|
1346 | * Allocate important globals.
|
---|
1347 | * @see do_libmondo_global_strings_thing
|
---|
1348 | */
|
---|
1349 | void malloc_libmondo_global_strings(void)
|
---|
1350 | {
|
---|
1351 | do_libmondo_global_strings_thing(1);
|
---|
1352 | }
|
---|
1353 |
|
---|
1354 | /**
|
---|
1355 | * Free important globals.
|
---|
1356 | * @see do_libmondo_global_strings_thing
|
---|
1357 | */
|
---|
1358 | void free_libmondo_global_strings(void)
|
---|
1359 | {
|
---|
1360 | do_libmondo_global_strings_thing(0);
|
---|
1361 | }
|
---|
1362 |
|
---|
1363 |
|
---|
1364 |
|
---|
1365 | /**
|
---|
1366 | * Stop @c magicdev if it's running.
|
---|
1367 | * The command used to start it is saved in @p g_magicdev_command.
|
---|
1368 | */
|
---|
1369 | void stop_magicdev_if_necessary()
|
---|
1370 | {
|
---|
1371 | strcpy(g_magicdev_command, call_program_and_get_last_line_of_output("ps ax | grep -w magicdev | grep -v grep | tr -s '\t' ' '| cut -d' ' -f6-99"));
|
---|
1372 | if (g_magicdev_command[0]) {
|
---|
1373 | log_msg(1, "g_magicdev_command = '%s'", g_magicdev_command);
|
---|
1374 | paranoid_system("killall magicdev");
|
---|
1375 | }
|
---|
1376 | }
|
---|
1377 |
|
---|
1378 |
|
---|
1379 | /**
|
---|
1380 | * Restart magicdev if it was stopped.
|
---|
1381 | */
|
---|
1382 | void restart_magicdev_if_necessary()
|
---|
1383 | {
|
---|
1384 | char *tmp = NULL;
|
---|
1385 |
|
---|
1386 | if (g_magicdev_command && g_magicdev_command[0]) {
|
---|
1387 | mr_asprintf(tmp, "%s &", g_magicdev_command);
|
---|
1388 | paranoid_system(tmp);
|
---|
1389 | mr_free(tmp);
|
---|
1390 | }
|
---|
1391 | }
|
---|
1392 |
|
---|
1393 | /* @} - end of utilityGroup */
|
---|