1 | /* libmondo-tools.c misc tools
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2 | $Id: libmondo-tools.c 1967 2008-05-29 15:40:05Z 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 "mondostructures.h"
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13 | #include "lib-common-externs.h"
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14 | #include "libmondo-tools.h"
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15 | #include "libmondo-gui-EXT.h"
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16 | #include "libmondo-files-EXT.h"
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17 | #include "libmondo-fork-EXT.h"
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18 | #include "libmondo-raid-EXT.h"
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19 | #include "libmondo-devices-EXT.h"
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20 | #include <sys/socket.h>
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21 | #include <netdb.h>
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22 | #include <stdlib.h>
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23 | #include <netinet/in.h>
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24 | #include <arpa/inet.h>
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25 | #include <sys/utsname.h>
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26 |
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27 | /*@unused@*/
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28 | //static char cvsid[] = "$Id: libmondo-tools.c 1967 2008-05-29 15:40:05Z bruno $";
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29 |
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30 | extern int g_tape_buffer_size_MB;
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31 | extern char *g_serial_string;
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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; ///< 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 | char *g_serial_string = NULL;
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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 | */
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67 | char *g_tmpfs_mountpt = NULL;
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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 | /* Return a string containing the date */
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86 | char *mr_date(void) {
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87 |
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88 | time_t tcurr;
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89 |
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90 | tcurr = time(NULL);
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91 | return(ctime(&tcurr));
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92 | }
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93 |
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94 | /*-----------------------------------------------------------*/
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95 |
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96 |
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97 | /**
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98 | * @addtogroup utilityGroup
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99 | * @{
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100 | */
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101 | /**
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102 | * Assertion handler. Prints a friendly message to the user,
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103 | * offering to ignore all, dump core, break to debugger,
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104 | * exit, or ignore. Intended to be used with an assert() macro.
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105 | *
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106 | * @param file The file in which the assertion triggered.
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107 | * @param function The function (@c __FUNCTION__) in which the assertion triggered.
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108 | * @param line The line number of the assert() statement.
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109 | * @param exp The expression that failed (as a string).
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110 | */
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111 | void _mondo_assert_fail(const char *file,
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112 | const char *function, int line, const char *exp)
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113 | {
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114 | static int ignoring_assertions = 0;
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115 | bool is_valid = TRUE;
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116 |
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117 | log_it("ASSERTION FAILED: `%s' at %s:%d in %s", exp, file, line,
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118 | function);
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119 | if (ignoring_assertions) {
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120 | log_it("Well, the user doesn't care...");
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121 | return;
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122 | }
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123 | #ifndef _XWIN
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124 | if (!g_text_mode)
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125 | newtSuspend();
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126 | #endif
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127 | printf("ASSERTION FAILED: `%s'\n", exp);
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128 | printf("\tat %s:%d in %s\n\n", file, line, function);
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129 | printf("(I)gnore, ignore (A)ll, (D)ebug, a(B)ort, or (E)xit? ");
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130 | do {
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131 | is_valid = TRUE;
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132 | switch (toupper(getchar())) {
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133 | case 'A': // ignore (A)ll
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134 | ignoring_assertions = 1;
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135 | break;
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136 | case 'B': // a(B)ort
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137 | signal(SIGABRT, SIG_DFL); /* prevent SIGABRT handler from running */
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138 | raise(SIGABRT);
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139 | break; /* "can't get here" */
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140 | case 'D': // (D)ebug, aka asm("int 3")
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141 | #ifdef __IA32__
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142 | __asm__ __volatile__("int $3"); // break to debugger
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143 | #endif
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144 | break;
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145 | case 'E': // (E)xit
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146 | fatal_error("Failed assertion -- see above for details");
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147 | break; /* "can't get here" */
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148 | case 'I': // (I)gnore
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149 | break;
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150 | /* These next two work as follows:
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151 | the `default' catches the user's invalid choice and says so;
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152 | the '\n' catches the newline on the end and prints the prompt again.
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153 | */
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154 | case '\n':
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155 | printf
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156 | ("(I)gnore, ignore (A)ll, (D)ebug, a(B)ort, or (E)xit? ");
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157 | break;
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158 | default:
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159 | is_valid = FALSE;
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160 | printf("Invalid choice.\n");
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161 | break;
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162 | }
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163 | } while (!is_valid);
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164 |
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165 | if (ignoring_assertions) {
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166 | log_it("Ignoring ALL assertions from now on.");
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167 | } else {
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168 | log_it("Ignoring assertion: %s", exp);
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169 | }
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170 |
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171 | getchar(); // skip \n
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172 |
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173 | #ifndef _XWIN
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174 | if (!g_text_mode)
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175 | newtResume();
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176 | #endif
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177 | }
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178 |
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179 | /**
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180 | * Clean's up users' KDE desktops.
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181 | * @bug Details about this function are unknown.
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182 | */
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183 | void clean_up_KDE_desktop_if_necessary(void)
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184 | {
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185 | char *tmp;
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186 |
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187 | malloc_string(tmp);
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188 | strcpy(tmp,
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189 | "for i in `find /root /home -type d -name Desktop -maxdepth 2`; do \
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190 | file=$i/.directory; if [ -f \"$file\" ] ; then mv -f $file $file.old ; \
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191 | awk '{if (index($0, \"rootimagesmindi\")) { while (length($0)>2) { getline;} ; } \
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192 | else { print $0;};}' $file.old > $file ; fi ; done");
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193 | run_program_and_log_output(tmp, 5);
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194 | paranoid_free(tmp);
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195 | }
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196 |
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197 |
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198 | /**
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199 | * Locate mondoarchive's home directory. Searches in /usr/local/mondo, /usr/share/mondo,
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200 | * /usr/local/share/mondo, /opt, or if all else fails, search /usr.
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201 | *
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202 | * @param home_sz String to store the home directory ("" if it could not be found).
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203 | * @return 0 for success, nonzero for failure.
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204 | */
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205 | int find_and_store_mondoarchives_home(char *home_sz)
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206 | {
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207 | assert(home_sz != NULL);
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208 | strcpy(home_sz, MONDO_SHARE);
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209 | return (0);
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210 | }
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211 |
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212 |
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213 | char *get_architecture(void) {
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214 | #ifdef __IA32__
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215 | # ifdef __X86_64__
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216 | return ("x86_64");
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217 | # else
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218 | return ("i386");
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219 | # endif
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220 | #endif
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221 | #ifdef __IA64__
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222 | return ("ia64");
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223 | #endif
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224 | return ("unknown");
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225 | }
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226 |
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227 |
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228 | char *get_uname_m(void) {
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229 |
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230 | struct utsname utsn;
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231 | char *tmp = NULL;
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232 |
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233 | uname(&utsn);
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234 | asprintf(&tmp, utsn.machine);
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235 | return (tmp);
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236 | }
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237 |
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238 |
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239 |
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240 | double get_kernel_version(void)
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241 | {
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242 | char *p, tmp[200];
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243 | double d;
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244 | #ifdef __FreeBSD__
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245 | // JOSH - FIXME :)
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246 | d = 5.2; // :-)
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247 | #else
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248 | strcpy(tmp, call_program_and_get_last_line_of_output("uname -r"));
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249 | p = strchr(tmp, '.');
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250 | if (p) {
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251 | p = strchr(++p, '.');
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252 | if (p) {
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253 | while (*p) {
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254 | *p = *(p + 1);
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255 | p++;
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256 | }
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257 | }
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258 | }
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259 | // log_msg(1, "tmp = '%s'", tmp);
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260 | d = atof(tmp);
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261 | #endif
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262 | log_msg(1, "g_kernel_version = %f", d);
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263 | return (d);
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264 | }
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265 |
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266 |
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267 |
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268 |
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269 |
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270 | /**
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271 | * Get the current time.
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272 | * @return number of seconds since the epoch.
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273 | */
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274 | long get_time()
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275 | {
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276 | return (long) time((void *) 0);
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277 | }
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278 |
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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 | * Initialize a RAID volume structure, setting fields to zero. The
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287 | * actual hard drive is unaffected.
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288 | *
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289 | * @param raidrec The RAID volume structure to initialize.
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290 | * @note This function is system dependent.
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291 | */
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292 | #ifdef __FreeBSD__
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293 | void initialize_raidrec(struct vinum_volume *raidrec)
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294 | {
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295 | int i, j;
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296 | raidrec->volname[0] = '\0';
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297 | raidrec->plexes = 0;
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298 | for (i = 0; i < 9; ++i) {
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299 | raidrec->plex[i].raidlevel = -1;
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300 | raidrec->plex[i].stripesize = 0;
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301 | raidrec->plex[i].subdisks = 0;
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302 | for (j = 0; j < 9; ++j) {
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303 | strcpy(raidrec->plex[i].sd[j].which_device, "");
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304 | }
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305 | }
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306 | }
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307 | #else
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308 | void initialize_raidrec(struct raid_device_record *raidrec)
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309 | {
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310 | assert(raidrec != NULL);
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311 | raidrec->raid_device[0] = '\0';
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312 | raidrec->raid_level = -9;
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313 | raidrec->persistent_superblock = 1;
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314 | raidrec->chunk_size = 64;
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315 | raidrec->parity = -1;
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316 | raidrec->data_disks.entries = 0;
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317 | raidrec->spare_disks.entries = 0;
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318 | raidrec->parity_disks.entries = 0;
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319 | raidrec->failed_disks.entries = 0;
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320 | raidrec->additional_vars.entries = 0;
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321 | }
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322 | #endif
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323 |
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324 |
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325 |
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326 |
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327 | /**
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328 | * Insert modules that Mondo requires.
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329 | * Currently inserts @c msdos, @c vfat, and @c loop for Linux;
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330 | * @c msdosfs and @c ext2fs for FreeBSD.
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331 | */
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332 | void insmod_crucial_modules(void)
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333 | {
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334 | #ifdef __FreeBSD__
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335 | system("kldstat | grep msdosfs || kldload msdosfs 2> /dev/null");
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336 | system("kldstat | grep ext2fs || kldload ext2fs 2> /dev/null");
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337 | #else
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338 | system("modprobe -a msdos vfat loop &> /dev/null");
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339 | #endif
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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 | * Log a trace message to the trace file.
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345 | * @bug This function seems orphaned. Please remove.
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346 | */
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347 | void log_trace(char *o)
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348 | {
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349 | /*@ pointers **************************************************** */
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350 | FILE *fout;
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351 |
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352 | /*@ buffers ***************************************************** */
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353 | char output[MAX_STR_LEN];
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354 |
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355 | /*@ int ****************************************************** */
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356 | int i;
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357 |
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358 | /*@ end vars *************************************************** */
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359 |
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360 | if (o[0] == '\0') {
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361 | return;
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362 | }
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363 | strcpy(output, o);
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364 | i = (int) strlen(output);
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365 | if (i <= 0) {
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366 | return;
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367 | }
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368 | if (output[i - 1] < 32) {
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369 | output[i - 1] = '\0';
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370 | }
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371 | if (g_text_mode
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372 | /* && !strstr(last_line_of_file(MONDO_LOGFILE),output) */ ) {
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373 | printf("%s\n", output);
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374 | }
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375 |
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376 | fout = fopen(MONDO_TRACEFILE, "a");
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377 | if (fout) {
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378 | fprintf(fout, "%s\n", output);
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379 | paranoid_fclose(fout);
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380 | } else {
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381 | log_OS_error("Cannot write to tracefile");
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382 | }
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383 | }
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384 |
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385 |
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386 |
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387 |
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388 |
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389 | /**
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390 | * Finish configuring the backup information structure. Call this function
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391 | * to set the parameters that depend on those that can be given on the command
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392 | * line.
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393 | *
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394 | * @param bkpinfo The backup information structure. Fields modified/used:
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395 | * - Used: @c bkpinfo->backup_data
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396 | * - Used: @c bkpinfo->backup_media_type
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397 | * - Used: @c bkpinfo->cdrw_speed
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398 | * - Used: @c bkpinfo->compression_level
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399 | * - Used: @c bkpinfo->include_paths
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400 | * - Used: @c bkpinfo->prefix
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401 | * - Used: @c bkpinfo->isodir
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402 | * - Used: @c bkpinfo->manual_cd_tray
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403 | * - Used: @c bkpinfo->make_cd_use_lilo
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404 | * - Used: @c bkpinfo->media_device
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405 | * - Used: @c bkpinfo->nfs_mount
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406 | * - Used: @c bkpinfo->nonbootable_backup
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407 | * - Used: @c bkpinfo->scratchdir
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408 | * - Used: @c bkpinfo->tmpdir
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409 | * - Used: @c bkpinfo->use_lzo
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410 | * - Modified: @c bkpinfo->call_before_iso
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411 | * - Modified: @c bkpinfo->call_make_iso
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412 | * - Modified: @c bkpinfo->optimal_set_size
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413 | * - Modified: @c bkpinfo->zip_exe
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414 | * - Modified: @c bkpinfo->zip_suffix
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415 | *
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416 | * @return number of errors, or 0 for success.
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417 | * @note Also creates directories that are specified in the @c bkpinfo structure but
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418 | * do not exist.
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419 | */
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420 | int post_param_configuration()
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421 | {
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422 | char *extra_cdrom_params;
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423 | char *mondo_mkisofs_sz;
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424 | char *command;
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425 | char *mtpt;
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426 | char *hostname, *ip_address;
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427 | int retval = 0;
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428 | long avm = 0;
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429 | char *colon;
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430 | char *cdr_exe;
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431 | char *tmp;
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432 | char call_before_iso_user[MAX_STR_LEN] = "\0";
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433 | int rdsiz_MB;
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434 | char *iso_dev;
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435 | char *iso_mnt;
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436 | char *iso_tmp;
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437 | char *iso_path;
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438 |
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439 | assert(bkpinfo != NULL);
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440 | malloc_string(extra_cdrom_params);
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441 | malloc_string(mondo_mkisofs_sz);
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442 | malloc_string(command);
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443 | malloc_string(mtpt);
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444 | malloc_string(hostname);
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445 | malloc_string(ip_address);
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446 | malloc_string(cdr_exe);
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447 | malloc_string(tmp);
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448 | malloc_string(iso_dev);
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449 | malloc_string(iso_mnt);
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450 | malloc_string(iso_tmp);
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451 | malloc_string(iso_path);
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452 | bkpinfo->optimal_set_size =
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453 | (IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type) ? 16 : 16) *
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454 | 1024;
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455 |
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456 | log_msg(1, "Foo");
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457 | if (bkpinfo->backup_media_type == tape) {
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458 | log_msg(1, "Bar");
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459 | sprintf(tmp, "mt -f %s status", bkpinfo->media_device);
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460 | log_msg(1, "tmp = '%s'", tmp);
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461 | if (run_program_and_log_output(tmp, 3)) {
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462 | fatal_error
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463 | ("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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464 | }
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465 | }
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466 | make_hole_for_dir(bkpinfo->scratchdir);
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467 | if (bkpinfo->backup_media_type == iso)
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468 | make_hole_for_dir(bkpinfo->isodir);
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469 |
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---|
470 | run_program_and_log_output("uname -a", 5);
|
---|
471 | run_program_and_log_output("cat /etc/*-release", 5);
|
---|
472 | run_program_and_log_output("cat /etc/*issue*", 5);
|
---|
473 | sprintf(g_tmpfs_mountpt, "%s/tmpfs", bkpinfo->tmpdir);
|
---|
474 | sprintf(command, "mkdir -p %s", g_tmpfs_mountpt);
|
---|
475 | paranoid_system(command);
|
---|
476 | rdsiz_MB = PPCFG_RAMDISK_SIZE + g_tape_buffer_size_MB;
|
---|
477 | #ifdef __FreeBSD__
|
---|
478 | strcpy(tmp,
|
---|
479 | call_program_and_get_last_line_of_output
|
---|
480 | ("vmstat | tail -1 | tr -s ' ' | cut -d' ' -f6"));
|
---|
481 | avm += atol(tmp);
|
---|
482 | strcpy(tmp,
|
---|
483 | call_program_and_get_last_line_of_output
|
---|
484 | ("swapinfo | grep -v Device | tr -s ' ' | cut -d' ' -f4 | tr '\n' '+' | sed 's/+$//' | bc"));
|
---|
485 | avm += atol(tmp);
|
---|
486 | sprintf(command, "mdmfs -s %d%c md9 %s", rdsiz_MB, 'm',
|
---|
487 | g_tmpfs_mountpt);
|
---|
488 | #else
|
---|
489 | strcpy(tmp,
|
---|
490 | call_program_and_get_last_line_of_output
|
---|
491 | ("free | grep ':' | tr -s ' ' '\t' | cut -f2 | head -n1"));
|
---|
492 | avm += atol(tmp);
|
---|
493 | sprintf(command, "mount /dev/shm -t tmpfs %s -o size=%d%c",
|
---|
494 | g_tmpfs_mountpt, rdsiz_MB, 'm');
|
---|
495 | run_program_and_log_output("cat /proc/cpuinfo", 5);
|
---|
496 | run_program_and_log_output
|
---|
497 | ("rpm -q newt newt-devel slang slang-devel ncurses ncurses-devel gcc",
|
---|
498 | 5);
|
---|
499 | #endif
|
---|
500 | if (avm / 1024 > rdsiz_MB * 3) {
|
---|
501 | if (run_program_and_log_output(command, 5)) {
|
---|
502 | g_tmpfs_mountpt[0] = '\0';
|
---|
503 | log_it("Failed to mount tmpfs");
|
---|
504 | } else {
|
---|
505 | log_it("Tmpfs mounted OK - %d MB", rdsiz_MB);
|
---|
506 | }
|
---|
507 | } else {
|
---|
508 | g_tmpfs_mountpt[0] = '\0';
|
---|
509 | log_it("It doesn't seem you have enough swap to use tmpfs. Fine.");
|
---|
510 | }
|
---|
511 |
|
---|
512 | if (bkpinfo->use_lzo) {
|
---|
513 | strcpy(bkpinfo->zip_exe, "lzop");
|
---|
514 | strcpy(bkpinfo->zip_suffix, "lzo");
|
---|
515 | } else if (bkpinfo->use_gzip) {
|
---|
516 | strcpy(bkpinfo->zip_exe, "gzip");
|
---|
517 | strcpy(bkpinfo->zip_suffix, "gz");
|
---|
518 | } else if (bkpinfo->compression_level != 0) {
|
---|
519 | strcpy(bkpinfo->zip_exe, "bzip2");
|
---|
520 | strcpy(bkpinfo->zip_suffix, "bz2");
|
---|
521 | } else {
|
---|
522 | bkpinfo->zip_exe[0] = bkpinfo->zip_suffix[0] = '\0';
|
---|
523 | }
|
---|
524 |
|
---|
525 | // DVD
|
---|
526 |
|
---|
527 | if (bkpinfo->backup_media_type == dvd) {
|
---|
528 | extra_cdrom_params[0] = '\0';
|
---|
529 | mondo_mkisofs_sz[0] = '\0';
|
---|
530 | if (find_home_of_exe("growisofs")) {
|
---|
531 | strcpy(cdr_exe, "growisofs");
|
---|
532 | } // unlikely to be used
|
---|
533 | else {
|
---|
534 | fatal_error("Please install growisofs.");
|
---|
535 | }
|
---|
536 | if (bkpinfo->nonbootable_backup) {
|
---|
537 | strcat(mondo_mkisofs_sz, MONDO_GROWISOFS_NONBOOT);
|
---|
538 | } else if
|
---|
539 | #ifdef __FreeBSD__
|
---|
540 | (TRUE)
|
---|
541 | #else
|
---|
542 | (bkpinfo->make_cd_use_lilo)
|
---|
543 | #endif
|
---|
544 | #ifdef __IA64__
|
---|
545 | {
|
---|
546 | strcat(mondo_mkisofs_sz, MONDO_GROWISOFS_REGULAR_ELILO);
|
---|
547 | }
|
---|
548 | #else
|
---|
549 | {
|
---|
550 | strcat(mondo_mkisofs_sz, MONDO_GROWISOFS_REGULAR_LILO);
|
---|
551 | }
|
---|
552 | #endif
|
---|
553 | else
|
---|
554 | {
|
---|
555 | strcat(mondo_mkisofs_sz, MONDO_GROWISOFS_REGULAR_SYSLINUX);
|
---|
556 | }
|
---|
557 | if (bkpinfo->manual_cd_tray) {
|
---|
558 | fatal_error("Manual CD tray + DVD not supported yet.");
|
---|
559 | // -m isn't supported by growisofs, BTW...
|
---|
560 | } else {
|
---|
561 | sprintf(bkpinfo->call_make_iso,
|
---|
562 | "%s %s -Z %s . 2>> _ERR_",
|
---|
563 | mondo_mkisofs_sz,
|
---|
564 | extra_cdrom_params, bkpinfo->media_device);
|
---|
565 | }
|
---|
566 | if (getenv ("SUDO_COMMAND")) {
|
---|
567 | sprintf(command, "strings `which growisofs` | grep -c SUDO_COMMAND");
|
---|
568 | if (!strcmp(call_program_and_get_last_line_of_output(command), "1")) {
|
---|
569 | popup_and_OK("Fatal Error: Can't write DVDs as sudo because growisofs doesn't support this - see the growisofs manpage for details.");
|
---|
570 | fatal_error("Can't write DVDs as sudo because growisofs doesn't support this - see the growisofs manpage for details.");
|
---|
571 | }
|
---|
572 | }
|
---|
573 | log_msg(2, "call_make_iso (DVD res) is ... %s",
|
---|
574 | bkpinfo->call_make_iso);
|
---|
575 | } // end of DVD code
|
---|
576 |
|
---|
577 | // CD-R or CD-RW
|
---|
578 | if (bkpinfo->backup_media_type == cdrw
|
---|
579 | || bkpinfo->backup_media_type == cdr) {
|
---|
580 | extra_cdrom_params[0] = '\0';
|
---|
581 | if (!bkpinfo->manual_cd_tray) {
|
---|
582 | strcat(extra_cdrom_params, "-waiti ");
|
---|
583 | }
|
---|
584 | if (bkpinfo->backup_media_type == cdrw) {
|
---|
585 | strcat(extra_cdrom_params, "blank=fast ");
|
---|
586 | }
|
---|
587 | if (find_home_of_exe("cdrecord")) {
|
---|
588 | strcpy(cdr_exe, "cdrecord");
|
---|
589 | } else if (find_home_of_exe("dvdrecord")) {
|
---|
590 | strcpy(cdr_exe, "dvdrecord");
|
---|
591 | } else {
|
---|
592 | fatal_error("Please install either cdrecord or dvdrecord.");
|
---|
593 | }
|
---|
594 | if (bkpinfo->nonbootable_backup) {
|
---|
595 | strcpy(mondo_mkisofs_sz, MONDO_MKISOFS_NONBOOT);
|
---|
596 | } else if
|
---|
597 | #ifdef __FreeBSD__
|
---|
598 | (TRUE)
|
---|
599 | #else
|
---|
600 | (bkpinfo->make_cd_use_lilo)
|
---|
601 | #endif
|
---|
602 | #ifdef __IA64__
|
---|
603 | {
|
---|
604 | strcat(mondo_mkisofs_sz, MONDO_MKISOFS_REGULAR_ELILO);
|
---|
605 | }
|
---|
606 | #else
|
---|
607 | {
|
---|
608 | strcpy(mondo_mkisofs_sz, MONDO_MKISOFS_REGULAR_LILO);
|
---|
609 | }
|
---|
610 | #endif
|
---|
611 | else
|
---|
612 | {
|
---|
613 | strcpy(mondo_mkisofs_sz, MONDO_MKISOFS_REGULAR_SYSLINUX);
|
---|
614 | }
|
---|
615 | if (bkpinfo->manual_cd_tray) {
|
---|
616 | if (bkpinfo->call_before_iso[0] == '\0') {
|
---|
617 | sprintf(bkpinfo->call_before_iso,
|
---|
618 | "%s -o %s/"MONDO_TMPISOS" . 2>> _ERR_",
|
---|
619 | mondo_mkisofs_sz, bkpinfo->tmpdir);
|
---|
620 | } else {
|
---|
621 | strncpy(call_before_iso_user, bkpinfo->call_before_iso, MAX_STR_LEN);
|
---|
622 | sprintf (bkpinfo->call_before_iso,
|
---|
623 | "( %s -o %s/"MONDO_TMPISOS" . 2>> _ERR_ ; %s )",
|
---|
624 | mondo_mkisofs_sz, bkpinfo->tmpdir, call_before_iso_user);
|
---|
625 | }
|
---|
626 | log_it("bkpinfo->call_before_iso = %s", bkpinfo->call_before_iso);
|
---|
627 | sprintf(bkpinfo->call_make_iso,
|
---|
628 | "%s %s -v %s fs=4m dev=%s speed=%d %s/"MONDO_TMPISOS,
|
---|
629 | cdr_exe, (bkpinfo->please_dont_eject) ? " " : "-eject",
|
---|
630 | extra_cdrom_params, bkpinfo->media_device,
|
---|
631 | bkpinfo->cdrw_speed, bkpinfo->tmpdir);
|
---|
632 | } else {
|
---|
633 | sprintf(bkpinfo->call_make_iso,
|
---|
634 | "%s . 2>> _ERR_ | %s %s %s fs=4m dev=%s speed=%d -",
|
---|
635 | mondo_mkisofs_sz, cdr_exe,
|
---|
636 | (bkpinfo->please_dont_eject) ? " " : "-eject",
|
---|
637 | extra_cdrom_params, bkpinfo->media_device,
|
---|
638 | bkpinfo->cdrw_speed);
|
---|
639 | }
|
---|
640 | } // end of CD code
|
---|
641 |
|
---|
642 | /*
|
---|
643 | if (bkpinfo->backup_data && bkpinfo->backup_media_type == tape)
|
---|
644 | {
|
---|
645 | sprintf (tmp,
|
---|
646 | "dd if=/dev/zero of=%s bs=%ld count=32 2> /dev/null",
|
---|
647 | bkpinfo->media_device, bkpinfo->internal_tape_block_size);
|
---|
648 | if (system(tmp))
|
---|
649 | {
|
---|
650 | retval++;
|
---|
651 | fprintf (stderr,
|
---|
652 | "Cannot write to tape device. Is the tape set read-only?\n");
|
---|
653 | }
|
---|
654 | } // end of tape code
|
---|
655 | */
|
---|
656 |
|
---|
657 |
|
---|
658 | if (bkpinfo->backup_media_type == iso) {
|
---|
659 |
|
---|
660 | /* Patch by Conor Daly <conor.daly@met.ie>
|
---|
661 | * 23-june-2004
|
---|
662 | * Break up isodir into iso_mnt and iso_path
|
---|
663 | * These will be used along with iso-dev at restore time
|
---|
664 | * to locate the ISOs where ever they're mounted
|
---|
665 | */
|
---|
666 |
|
---|
667 | log_it("isodir = %s", bkpinfo->isodir);
|
---|
668 | sprintf(command, "df -P %s | tail -n1 | cut -d' ' -f1",
|
---|
669 | bkpinfo->isodir);
|
---|
670 | log_it("command = %s", command);
|
---|
671 | log_it("res of it = %s",
|
---|
672 | call_program_and_get_last_line_of_output(command));
|
---|
673 | sprintf(iso_dev, "%s",
|
---|
674 | call_program_and_get_last_line_of_output(command));
|
---|
675 | sprintf(tmp, "%s/ISO-DEV", bkpinfo->tmpdir);
|
---|
676 | write_one_liner_data_file(tmp,
|
---|
677 | call_program_and_get_last_line_of_output
|
---|
678 | (command));
|
---|
679 |
|
---|
680 | sprintf(command, "mount | grep -w %s | tail -n1 | cut -d' ' -f3",
|
---|
681 | iso_dev);
|
---|
682 | log_it("command = %s", command);
|
---|
683 | log_it("res of it = %s",
|
---|
684 | call_program_and_get_last_line_of_output(command));
|
---|
685 | sprintf(iso_mnt, "%s",
|
---|
686 | call_program_and_get_last_line_of_output(command));
|
---|
687 | sprintf(tmp, "%s/ISO-MNT", bkpinfo->tmpdir);
|
---|
688 | write_one_liner_data_file(tmp,
|
---|
689 | call_program_and_get_last_line_of_output
|
---|
690 | (command));
|
---|
691 | log_it("isomnt: %s, %d", iso_mnt, strlen(iso_mnt));
|
---|
692 | sprintf(iso_tmp, "%s", bkpinfo->isodir);
|
---|
693 | if (strlen(iso_tmp) < strlen(iso_mnt)) {
|
---|
694 | iso_path[0] = '\0';
|
---|
695 | } else {
|
---|
696 | sprintf(iso_path, "%s", iso_tmp + strlen(iso_mnt));
|
---|
697 | }
|
---|
698 | sprintf(tmp, "%s/ISODIR", bkpinfo->tmpdir);
|
---|
699 | write_one_liner_data_file(tmp, iso_path);
|
---|
700 | log_it("isodir: %s", iso_path);
|
---|
701 | sprintf(tmp, "%s/ISO-PREFIX", bkpinfo->tmpdir);
|
---|
702 | write_one_liner_data_file(tmp, bkpinfo->prefix);
|
---|
703 | log_it("iso-prefix: %s", bkpinfo->prefix);
|
---|
704 |
|
---|
705 | /* End patch */
|
---|
706 | } // end of iso code
|
---|
707 |
|
---|
708 | if (bkpinfo->backup_media_type == nfs) {
|
---|
709 | strcpy(hostname, bkpinfo->nfs_mount);
|
---|
710 | colon = strchr(hostname, ':');
|
---|
711 | if (!colon) {
|
---|
712 | log_it("nfs mount doesn't have a colon in it");
|
---|
713 | retval++;
|
---|
714 | } else {
|
---|
715 | struct hostent *hent;
|
---|
716 |
|
---|
717 | *colon = '\0';
|
---|
718 | hent = gethostbyname(hostname);
|
---|
719 | if (!hent) {
|
---|
720 | log_it("Can't resolve NFS mount (%s): %s", hostname,
|
---|
721 | hstrerror(h_errno));
|
---|
722 | retval++;
|
---|
723 | } else {
|
---|
724 | strcpy(ip_address, inet_ntoa
|
---|
725 | ((struct in_addr)
|
---|
726 | *((struct in_addr *) hent->h_addr)));
|
---|
727 | strcat(ip_address, strchr(bkpinfo->nfs_mount, ':'));
|
---|
728 | strcpy(bkpinfo->nfs_mount, ip_address);
|
---|
729 | }
|
---|
730 | }
|
---|
731 | store_nfs_config();
|
---|
732 | }
|
---|
733 |
|
---|
734 | log_it("Finished processing incoming params");
|
---|
735 | if (retval) {
|
---|
736 | fprintf(stderr, "Type 'man mondoarchive' for help.\n");
|
---|
737 | }
|
---|
738 | if (strlen(bkpinfo->tmpdir) < 2 || strlen(bkpinfo->scratchdir) < 2) {
|
---|
739 | log_it("tmpdir or scratchdir are blank/missing");
|
---|
740 | retval++;
|
---|
741 | }
|
---|
742 | if (bkpinfo->include_paths[0] == '\0') {
|
---|
743 | // fatal_error ("Why no backup path?");
|
---|
744 | strcpy(bkpinfo->include_paths, "/");
|
---|
745 | }
|
---|
746 | chmod(bkpinfo->scratchdir, 0700);
|
---|
747 | g_backup_media_type = bkpinfo->backup_media_type;
|
---|
748 | paranoid_free(mtpt);
|
---|
749 | paranoid_free(extra_cdrom_params);
|
---|
750 | paranoid_free(mondo_mkisofs_sz);
|
---|
751 | paranoid_free(command);
|
---|
752 | paranoid_free(hostname);
|
---|
753 | paranoid_free(ip_address);
|
---|
754 | paranoid_free(cdr_exe);
|
---|
755 | paranoid_free(tmp);
|
---|
756 | paranoid_free(iso_dev);
|
---|
757 | paranoid_free(iso_mnt);
|
---|
758 | paranoid_free(iso_tmp);
|
---|
759 | paranoid_free(iso_path);
|
---|
760 | return (retval);
|
---|
761 | }
|
---|
762 |
|
---|
763 |
|
---|
764 |
|
---|
765 | /**
|
---|
766 | * Do some miscellaneous setup tasks to be performed before filling @c bkpinfo.
|
---|
767 | * Seeds the random-number generator, loads important modules, checks the sanity
|
---|
768 | * of the user's Linux distribution, and deletes logfile.
|
---|
769 | * @param bkpinfo The backup information structure. Will be initialized.
|
---|
770 | * @return number of errors (0 for success)
|
---|
771 | */
|
---|
772 | int pre_param_configuration()
|
---|
773 | {
|
---|
774 | int res = 0;
|
---|
775 | char *tmp = NULL;
|
---|
776 |
|
---|
777 | make_hole_for_dir(MNT_CDROM);
|
---|
778 | assert(bkpinfo != NULL);
|
---|
779 | srandom((unsigned long) (time(NULL)));
|
---|
780 | insmod_crucial_modules();
|
---|
781 | if (bkpinfo->disaster_recovery) {
|
---|
782 | if (!does_nonMS_partition_exist()) {
|
---|
783 | fatal_error
|
---|
784 | ("I am in disaster recovery mode\nPlease don't run mondoarchive.");
|
---|
785 | }
|
---|
786 | }
|
---|
787 |
|
---|
788 | unlink(MONDO_TRACEFILE);
|
---|
789 | asprintf(&tmp,"rm -Rf %s/changed.files*",MONDO_CACHE);
|
---|
790 | run_program_and_log_output(tmp, FALSE);
|
---|
791 | paranoid_free(tmp);
|
---|
792 | if (find_and_store_mondoarchives_home(g_mondo_home)) {
|
---|
793 | fprintf(stderr,
|
---|
794 | "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");
|
---|
795 | res++;
|
---|
796 | return (res);
|
---|
797 | }
|
---|
798 | res += some_basic_system_sanity_checks();
|
---|
799 | if (res) {
|
---|
800 | log_it("Your distribution did not pass Mondo's sanity test.");
|
---|
801 | }
|
---|
802 | g_current_media_number = 1;
|
---|
803 | bkpinfo->postnuke_tarball[0] = bkpinfo->nfs_mount[0] = '\0';
|
---|
804 | return (res);
|
---|
805 | }
|
---|
806 |
|
---|
807 | void setup_tmpdir(char *path) {
|
---|
808 |
|
---|
809 | char *tmp = NULL;
|
---|
810 | char *p = NULL;
|
---|
811 |
|
---|
812 | if (bkpinfo->tmpdir != NULL) {
|
---|
813 | /* purging a potential old tmpdir */
|
---|
814 | asprintf(&tmp,"rm -Rf %s",bkpinfo->tmpdir);
|
---|
815 | system(tmp);
|
---|
816 | paranoid_free(tmp);
|
---|
817 | }
|
---|
818 |
|
---|
819 | if (path != NULL) {
|
---|
820 | asprintf(&tmp, "%s/mondo.tmp.XXXXXX", path);
|
---|
821 | } else if (getenv("TMPDIR")) {
|
---|
822 | asprintf(&tmp, "%s/mondo.tmp.XXXXXX", getenv("TMPDIR"));
|
---|
823 | } else if (getenv("TMP")) {
|
---|
824 | asprintf(&tmp, "%s/mondo.tmp.XXXXXX", getenv("TMP"));
|
---|
825 | } else {
|
---|
826 | asprintf(&tmp, "/tmp/mondo.tmp.XXXXXX");
|
---|
827 | }
|
---|
828 | p = mkdtemp(tmp);
|
---|
829 | if (p == NULL) {
|
---|
830 | log_it("Failed to create global tmp directory %s for Mondo.",tmp);
|
---|
831 | finish(-1);
|
---|
832 | }
|
---|
833 | strcpy(bkpinfo->tmpdir,p);
|
---|
834 | paranoid_free(tmp);
|
---|
835 | }
|
---|
836 |
|
---|
837 |
|
---|
838 | /**
|
---|
839 | * Reset all fields of the backup information structure to a sensible default.
|
---|
840 | * @param bkpinfo The @c bkpinfo to reset.
|
---|
841 | */
|
---|
842 | void reset_bkpinfo()
|
---|
843 | {
|
---|
844 | int i;
|
---|
845 |
|
---|
846 | log_msg(1, "Hi");
|
---|
847 | assert(bkpinfo != NULL);
|
---|
848 | memset((void *) bkpinfo, 0, sizeof(struct s_bkpinfo));
|
---|
849 |
|
---|
850 | bkpinfo->media_device[0] = '\0';
|
---|
851 | for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
|
---|
852 | bkpinfo->media_size[i] = -1;
|
---|
853 | }
|
---|
854 | bkpinfo->boot_loader = '\0';
|
---|
855 | bkpinfo->boot_device[0] = '\0';
|
---|
856 | bkpinfo->zip_exe[0] = '\0';
|
---|
857 | bkpinfo->zip_suffix[0] = '\0';
|
---|
858 | bkpinfo->image_devs[0] = '\0';
|
---|
859 | bkpinfo->compression_level = 3;
|
---|
860 | bkpinfo->use_lzo = FALSE;
|
---|
861 | bkpinfo->use_gzip = FALSE;
|
---|
862 | bkpinfo->do_not_compress_these[0] = '\0';
|
---|
863 | bkpinfo->verify_data = FALSE;
|
---|
864 | bkpinfo->backup_data = FALSE;
|
---|
865 | bkpinfo->restore_data = FALSE;
|
---|
866 | bkpinfo->use_star = FALSE;
|
---|
867 | bkpinfo->internal_tape_block_size = DEFAULT_INTERNAL_TAPE_BLOCK_SIZE;
|
---|
868 | bkpinfo->disaster_recovery =
|
---|
869 | (am_I_in_disaster_recovery_mode()? TRUE : FALSE);
|
---|
870 | if (bkpinfo->disaster_recovery) {
|
---|
871 | strcpy(bkpinfo->isodir, "/");
|
---|
872 | } else {
|
---|
873 | strcpy(bkpinfo->isodir, "/var/cache/mondo");
|
---|
874 | }
|
---|
875 | strcpy(bkpinfo->prefix, STD_PREFIX);
|
---|
876 | sensibly_set_tmpdir_and_scratchdir();
|
---|
877 |
|
---|
878 | bkpinfo->optimal_set_size = 0;
|
---|
879 | strcpy(bkpinfo->include_paths, "/");
|
---|
880 | bkpinfo->make_filelist = TRUE; // unless -J supplied to mondoarchive
|
---|
881 | bkpinfo->include_paths[0] = '\0';
|
---|
882 | bkpinfo->exclude_paths[0] = '\0';
|
---|
883 | bkpinfo->restore_path[0] = '\0';
|
---|
884 | bkpinfo->call_before_iso[0] = '\0';
|
---|
885 | bkpinfo->call_make_iso[0] = '\0';
|
---|
886 | bkpinfo->call_burn_iso[0] = '\0';
|
---|
887 | bkpinfo->call_after_iso[0] = '\0';
|
---|
888 | bkpinfo->kernel_path[0] = '\0';
|
---|
889 | bkpinfo->nfs_mount[0] = '\0';
|
---|
890 | bkpinfo->nfs_remote_dir[0] = '\0';
|
---|
891 | bkpinfo->postnuke_tarball[0] = '\0';
|
---|
892 | bkpinfo->wipe_media_first = FALSE;
|
---|
893 | bkpinfo->differential = 0;
|
---|
894 | bkpinfo->please_dont_eject = FALSE;
|
---|
895 | bkpinfo->cdrw_speed = 0;
|
---|
896 | bkpinfo->manual_cd_tray = FALSE;
|
---|
897 | bkpinfo->nonbootable_backup = FALSE;
|
---|
898 | bkpinfo->make_cd_use_lilo = FALSE;
|
---|
899 | bkpinfo->use_obdr = FALSE;
|
---|
900 | bkpinfo->restore_mode = interactive;
|
---|
901 | }
|
---|
902 |
|
---|
903 |
|
---|
904 |
|
---|
905 |
|
---|
906 | /**
|
---|
907 | * Get the remaining free space (in MB) on @p partition.
|
---|
908 | * @param partition The partition to check free space on (either a device or a mountpoint).
|
---|
909 | * @return The free space on @p partition, in MB.
|
---|
910 | */
|
---|
911 | long free_space_on_given_partition(char *partition)
|
---|
912 | {
|
---|
913 | char command[MAX_STR_LEN], out_sz[MAX_STR_LEN];
|
---|
914 | long res;
|
---|
915 |
|
---|
916 | assert_string_is_neither_NULL_nor_zerolength(partition);
|
---|
917 |
|
---|
918 | sprintf(command, "df -m -P %s 1> /dev/null 2> /dev/null", partition);
|
---|
919 | if (system(command)) {
|
---|
920 | return (-1);
|
---|
921 | } // partition does not exist
|
---|
922 | sprintf(command, "df -m -P %s | tail -n1 | tr -s ' ' '\t' | cut -f4",
|
---|
923 | partition);
|
---|
924 | strcpy(out_sz, call_program_and_get_last_line_of_output(command));
|
---|
925 | if (strlen(out_sz) == 0) {
|
---|
926 | return (-1);
|
---|
927 | } // error within df, probably
|
---|
928 | res = atol(out_sz);
|
---|
929 | return (res);
|
---|
930 | }
|
---|
931 |
|
---|
932 |
|
---|
933 |
|
---|
934 | /**
|
---|
935 | * Check the user's system for sanity. Checks performed:
|
---|
936 | * - make sure user has enough RAM (32mb required, 64mb recommended)
|
---|
937 | * - make sure user has enough free space in @c /
|
---|
938 | * - check kernel for ramdisk support
|
---|
939 | * - make sure afio, cdrecord, mkisofs, bzip2, awk, md5sum, strings, mindi, and buffer exist
|
---|
940 | * - make sure CD-ROM is unmounted
|
---|
941 | * - make sure user's mountlist is OK by running <tt>mindi --makemountlist</tt>
|
---|
942 | *
|
---|
943 | * @return number of problems with the user's setup (0 for success)
|
---|
944 | */
|
---|
945 | int some_basic_system_sanity_checks()
|
---|
946 | {
|
---|
947 |
|
---|
948 | /*@ buffers ************ */
|
---|
949 | char tmp[MAX_STR_LEN];
|
---|
950 | // char command[MAX_STR_LEN];
|
---|
951 |
|
---|
952 | /*@ int's *************** */
|
---|
953 | int retval = 0;
|
---|
954 |
|
---|
955 | mvaddstr_and_log_it(g_currentY, 0,
|
---|
956 | "Checking sanity of your Linux distribution");
|
---|
957 | #ifndef __FreeBSD__
|
---|
958 | if (system("which mkfs.vfat 2> /dev/null 1> /dev/null")
|
---|
959 | && !system("which mkfs.msdos 2> /dev/null 1> /dev/null")) {
|
---|
960 | log_it
|
---|
961 | ("OK, you've got mkfs.msdos but not mkfs.vfat; time for the fairy to wave her magic wand...");
|
---|
962 | run_program_and_log_output
|
---|
963 | ("ln -sf `which mkfs.msdos` /sbin/mkfs.vfat", FALSE);
|
---|
964 | }
|
---|
965 | strcpy(tmp,
|
---|
966 | call_program_and_get_last_line_of_output
|
---|
967 | ("free | grep Mem | head -n1 | tr -s ' ' '\t' | cut -f2"));
|
---|
968 | if (atol(tmp) < 35000) {
|
---|
969 | retval++;
|
---|
970 | log_to_screen("You must have at least 32MB of RAM to use Mondo.");
|
---|
971 | }
|
---|
972 | if (atol(tmp) < 66000) {
|
---|
973 | log_to_screen
|
---|
974 | ("WARNING! You have very little RAM. Please upgrade to 64MB or more.");
|
---|
975 | }
|
---|
976 | #endif
|
---|
977 |
|
---|
978 | if (system("which " MKE2FS_OR_NEWFS " > /dev/null 2> /dev/null")) {
|
---|
979 | retval++;
|
---|
980 | log_to_screen
|
---|
981 | ("Unable to find " MKE2FS_OR_NEWFS " in system path.");
|
---|
982 | fatal_error
|
---|
983 | ("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. :)");
|
---|
984 | }
|
---|
985 | #ifndef __FreeBSD__
|
---|
986 | if (run_program_and_log_output
|
---|
987 | ("grep ramdisk /proc/devices", FALSE)) {
|
---|
988 | if (!ask_me_yes_or_no
|
---|
989 | ("Your kernel has no ramdisk support. That's mind-numbingly stupid but I'll allow it if you're planning to use a failsafe kernel. Are you?"))
|
---|
990 | {
|
---|
991 | // retval++;
|
---|
992 | log_to_screen
|
---|
993 | ("It looks as if your kernel lacks ramdisk and initrd support.");
|
---|
994 | log_to_screen
|
---|
995 | ("I'll allow you to proceed but FYI, if I'm right, your kernel is broken.");
|
---|
996 | }
|
---|
997 | }
|
---|
998 | #endif
|
---|
999 | retval += whine_if_not_found(MKE2FS_OR_NEWFS);
|
---|
1000 | retval += whine_if_not_found("mkisofs");
|
---|
1001 | if (system("which dvdrecord > /dev/null 2> /dev/null")) {
|
---|
1002 | retval += whine_if_not_found("cdrecord");
|
---|
1003 | }
|
---|
1004 | retval += whine_if_not_found("bzip2");
|
---|
1005 | retval += whine_if_not_found("gzip");
|
---|
1006 | retval += whine_if_not_found("awk");
|
---|
1007 | retval += whine_if_not_found("md5sum");
|
---|
1008 | retval += whine_if_not_found("strings");
|
---|
1009 | retval += whine_if_not_found("mindi");
|
---|
1010 | retval += whine_if_not_found("buffer");
|
---|
1011 |
|
---|
1012 | // abort if Windows partition but no ms-sys and parted
|
---|
1013 | if (!run_program_and_log_output("mount | grep -Ew 'vfat|fat|dos' | grep -vE \"/dev/fd|nexdisk\"", 0)) {
|
---|
1014 | log_to_screen("I think you have a Windows 9x partition.");
|
---|
1015 | retval += whine_if_not_found("parted");
|
---|
1016 | }
|
---|
1017 |
|
---|
1018 | if (!find_home_of_exe("cmp")) {
|
---|
1019 | if (!find_home_of_exe("true")) {
|
---|
1020 | whine_if_not_found("cmp");
|
---|
1021 | } else {
|
---|
1022 | log_to_screen
|
---|
1023 | ("Your system lacks the 'cmp' binary. I'll create a dummy cmp for you.");
|
---|
1024 | if (run_program_and_log_output
|
---|
1025 | ("cp -f `which true` /usr/bin/cmp", 0)) {
|
---|
1026 | fatal_error("Failed to create dummy 'cmp' file.");
|
---|
1027 | }
|
---|
1028 | }
|
---|
1029 | }
|
---|
1030 | run_program_and_log_output
|
---|
1031 | ("umount `mount | grep cdr | cut -d' ' -f3 | tr '\n' ' '`", 5);
|
---|
1032 | strcpy(tmp,
|
---|
1033 | call_program_and_get_last_line_of_output
|
---|
1034 | ("mount | grep -E \"cdr(om|w)\""));
|
---|
1035 | if (strcmp("", tmp)) {
|
---|
1036 | if (strstr(tmp, "autofs")) {
|
---|
1037 | log_to_screen
|
---|
1038 | ("Your CD-ROM is mounted via autofs. I therefore cannot tell");
|
---|
1039 | log_to_screen
|
---|
1040 | ("if a CD actually is inserted. If a CD is inserted, please");
|
---|
1041 | log_to_screen("eject it. Thank you.");
|
---|
1042 | log_it
|
---|
1043 | ("Ignoring autofs CD-ROM 'mount' since we hope nothing's in it.");
|
---|
1044 | } else
|
---|
1045 | if (run_program_and_log_output("uname -a | grep Knoppix", 5)) {
|
---|
1046 | retval++;
|
---|
1047 | fatal_error
|
---|
1048 | ("Your CD-ROM drive is mounted. Please unmount it.");
|
---|
1049 | }
|
---|
1050 | }
|
---|
1051 |
|
---|
1052 | run_program_and_log_output("cat /etc/fstab", 5);
|
---|
1053 | #ifdef __FreeBSD__
|
---|
1054 | run_program_and_log_output("vinum printconfig", 5);
|
---|
1055 | #else
|
---|
1056 | run_program_and_log_output("cat /etc/raidtab", 5);
|
---|
1057 | #endif
|
---|
1058 |
|
---|
1059 | if (run_program_and_log_output("mindi -V", 1)) {
|
---|
1060 | log_to_screen("Could not ascertain mindi's version number.");
|
---|
1061 | log_to_screen
|
---|
1062 | ("You have not installed Mondo and/or Mindi properly.");
|
---|
1063 | log_to_screen("Please uninstall and reinstall them both.");
|
---|
1064 | fatal_error("Please reinstall Mondo and Mindi.");
|
---|
1065 | }
|
---|
1066 | sprintf(tmp, "mindi --makemountlist %s/mountlist.txt.test", bkpinfo->tmpdir);
|
---|
1067 | if (run_program_and_log_output(tmp, 5)) {
|
---|
1068 | sprintf(tmp, "mindi --makemountlist %s/mountlist.txt.test failed for some reason.", bkpinfo->tmpdir);
|
---|
1069 | log_to_screen(tmp);
|
---|
1070 | log_to_screen
|
---|
1071 | ("Please run that command by hand and examine /var/log/mindi.log");
|
---|
1072 | log_to_screen
|
---|
1073 | ("for more information. Perhaps your /etc/fstab file is insane.");
|
---|
1074 | log_to_screen
|
---|
1075 | ("Perhaps Mindi's MakeMountlist() subroutine has a bug. We'll see.");
|
---|
1076 | retval++;
|
---|
1077 | }
|
---|
1078 |
|
---|
1079 | if (!run_program_and_log_output("parted2fdisk -l | grep -i raid", 1)
|
---|
1080 | && !does_file_exist("/etc/raidtab")) {
|
---|
1081 | log_to_screen
|
---|
1082 | ("You have RAID partitions but no /etc/raidtab - creating one from /proc/mdstat");
|
---|
1083 | create_raidtab_from_mdstat("/etc/raidtab");
|
---|
1084 | }
|
---|
1085 |
|
---|
1086 | if (retval) {
|
---|
1087 | mvaddstr_and_log_it(g_currentY++, 74, "Failed.");
|
---|
1088 | } else {
|
---|
1089 | mvaddstr_and_log_it(g_currentY++, 74, "Done.");
|
---|
1090 | }
|
---|
1091 | return (retval);
|
---|
1092 | }
|
---|
1093 |
|
---|
1094 | /**
|
---|
1095 | * Retrieve the line containing @p label from the config file.
|
---|
1096 | * @param config_file The file to read from, usually @c /tmp/mondo-restore.cfg.
|
---|
1097 | * @param label What to read from the file.
|
---|
1098 | * @param value Where to put it.
|
---|
1099 | * @return 0 for success, 1 for failure.
|
---|
1100 | */
|
---|
1101 | int read_cfg_var(char *config_file, char *label, char *value)
|
---|
1102 | {
|
---|
1103 | /*@ buffer ****************************************************** */
|
---|
1104 | char command[MAX_STR_LEN * 2];
|
---|
1105 | char tmp[MAX_STR_LEN];
|
---|
1106 |
|
---|
1107 | /*@ end vars *************************************************** */
|
---|
1108 |
|
---|
1109 | assert_string_is_neither_NULL_nor_zerolength(config_file);
|
---|
1110 | assert_string_is_neither_NULL_nor_zerolength(label);
|
---|
1111 | if (!does_file_exist(config_file)) {
|
---|
1112 | sprintf(tmp, "(read_cfg_var) Cannot find %s config file",
|
---|
1113 | config_file);
|
---|
1114 | log_to_screen(tmp);
|
---|
1115 | value[0] = '\0';
|
---|
1116 | return (1);
|
---|
1117 | } else if ((value != NULL) && (strstr(value, "/dev/") && strstr(value, "t0") && !strcmp(label, "media-dev"))) {
|
---|
1118 | log_msg(2, "FYI, I can't read new value for %s - already got %s", label, value);
|
---|
1119 | return (0);
|
---|
1120 | } else {
|
---|
1121 | sprintf(command, "grep '%s .*' %s| cut -d' ' -f2,3,4,5",
|
---|
1122 | label, config_file);
|
---|
1123 | strcpy(value, call_program_and_get_last_line_of_output(command));
|
---|
1124 | if (strlen(value) == 0) {
|
---|
1125 | return (1);
|
---|
1126 | } else {
|
---|
1127 | return (0);
|
---|
1128 | }
|
---|
1129 | }
|
---|
1130 | }
|
---|
1131 |
|
---|
1132 |
|
---|
1133 |
|
---|
1134 | /**
|
---|
1135 | * Remount @c supermount if it was unmounted earlier.
|
---|
1136 | */
|
---|
1137 | void remount_supermounts_if_necessary()
|
---|
1138 | {
|
---|
1139 | if (g_remount_cdrom_at_end) {
|
---|
1140 | run_program_and_log_output("mount " MNT_CDROM, FALSE);
|
---|
1141 | }
|
---|
1142 | if (g_remount_floppy_at_end) {
|
---|
1143 | run_program_and_log_output("mount " MNT_FLOPPY, FALSE);
|
---|
1144 | }
|
---|
1145 | }
|
---|
1146 |
|
---|
1147 | /**
|
---|
1148 | * Unmount @c supermount if it's mounted.
|
---|
1149 | */
|
---|
1150 | void unmount_supermounts_if_necessary()
|
---|
1151 | {
|
---|
1152 | if (run_program_and_log_output
|
---|
1153 | ("mount | grep cdrom | grep super", FALSE) == 0) {
|
---|
1154 | g_remount_cdrom_at_end = TRUE;
|
---|
1155 | run_program_and_log_output("umount " MNT_CDROM, FALSE);
|
---|
1156 | }
|
---|
1157 | if (run_program_and_log_output
|
---|
1158 | ("mount | grep floppy | grep super", FALSE) == 0) {
|
---|
1159 | g_remount_floppy_at_end = TRUE;
|
---|
1160 | run_program_and_log_output("umount " MNT_FLOPPY, FALSE);
|
---|
1161 | }
|
---|
1162 | }
|
---|
1163 |
|
---|
1164 | /**
|
---|
1165 | * Whether we had to stop autofs (if so, restart it at end).
|
---|
1166 | */
|
---|
1167 | bool g_autofs_stopped = FALSE;
|
---|
1168 |
|
---|
1169 | /**
|
---|
1170 | * Path to the autofs initscript ("" if none exists).
|
---|
1171 | */
|
---|
1172 | char g_autofs_exe[MAX_STR_LEN];
|
---|
1173 |
|
---|
1174 | /**
|
---|
1175 | * Autofs initscript in Xandros Linux distribution.
|
---|
1176 | */
|
---|
1177 | #define XANDROS_AUTOFS_FNAME "/etc/init.d/xandros-autofs"
|
---|
1178 |
|
---|
1179 | /**
|
---|
1180 | * Autofs initscript in most Linux distributions.
|
---|
1181 | */
|
---|
1182 | #define STOCK_AUTOFS_FNAME "/etc/rc.d/init.d/autofs"
|
---|
1183 |
|
---|
1184 | /**
|
---|
1185 | * If autofs is mounted, stop it (restart at end).
|
---|
1186 | */
|
---|
1187 | void stop_autofs_if_necessary()
|
---|
1188 | {
|
---|
1189 | char tmp[MAX_STR_LEN];
|
---|
1190 |
|
---|
1191 | g_autofs_exe[0] = '\0';
|
---|
1192 | if (does_file_exist(XANDROS_AUTOFS_FNAME)) {
|
---|
1193 | strcpy(g_autofs_exe, XANDROS_AUTOFS_FNAME);
|
---|
1194 | } else if (does_file_exist(STOCK_AUTOFS_FNAME)) {
|
---|
1195 | strcpy(g_autofs_exe, STOCK_AUTOFS_FNAME);
|
---|
1196 | }
|
---|
1197 |
|
---|
1198 | if (!g_autofs_exe[0]) {
|
---|
1199 | log_msg(3, "No autofs detected.");
|
---|
1200 | } else {
|
---|
1201 | log_msg(3, "%s --- autofs detected", g_autofs_exe);
|
---|
1202 | // FIXME -- only disable it if it's running --- sprintf(tmp, "%s status", autofs_exe);
|
---|
1203 | sprintf(tmp, "%s stop", g_autofs_exe);
|
---|
1204 | if (run_program_and_log_output(tmp, 2)) {
|
---|
1205 | log_it("Failed to stop autofs - I assume it wasn't running");
|
---|
1206 | } else {
|
---|
1207 | g_autofs_stopped = TRUE;
|
---|
1208 | log_it("Stopped autofs OK");
|
---|
1209 | }
|
---|
1210 | }
|
---|
1211 | }
|
---|
1212 |
|
---|
1213 | /**
|
---|
1214 | * If autofs was stopped earlier, restart it.
|
---|
1215 | */
|
---|
1216 | void restart_autofs_if_necessary()
|
---|
1217 | {
|
---|
1218 | char tmp[MAX_STR_LEN];
|
---|
1219 |
|
---|
1220 | if (!g_autofs_stopped || !g_autofs_exe[0]) {
|
---|
1221 | log_msg(3, "No autofs detected.");
|
---|
1222 | return;
|
---|
1223 | }
|
---|
1224 | sprintf(tmp, "%s start", g_autofs_exe);
|
---|
1225 | if (run_program_and_log_output(tmp, 2)) {
|
---|
1226 | log_it("Failed to start autofs");
|
---|
1227 | } else {
|
---|
1228 | g_autofs_stopped = FALSE;
|
---|
1229 | log_it("Started autofs OK");
|
---|
1230 | }
|
---|
1231 | }
|
---|
1232 |
|
---|
1233 |
|
---|
1234 | /**
|
---|
1235 | * If this is a distribution like Gentoo that doesn't keep /boot mounted, mount it.
|
---|
1236 | */
|
---|
1237 | void mount_boot_if_necessary()
|
---|
1238 | {
|
---|
1239 | char tmp[MAX_STR_LEN];
|
---|
1240 | char command[MAX_STR_LEN];
|
---|
1241 |
|
---|
1242 | log_msg(1, "Started sub");
|
---|
1243 | log_msg(4, "About to set g_boot_mountpt[0] to '\\0'");
|
---|
1244 | g_boot_mountpt[0] = '\0';
|
---|
1245 | log_msg(4, "Done. Great. Seeting command to something");
|
---|
1246 | strcpy(command,
|
---|
1247 | "grep -v \":\" /etc/fstab | grep -vE '^#.*$' | grep -E \"[ ]/boot[ ]\" | tr -s ' ' '\t' | cut -f1 | head -n1");
|
---|
1248 | log_msg(4, "Cool. Command = '%s'", command);
|
---|
1249 | strcpy(tmp, call_program_and_get_last_line_of_output(command));
|
---|
1250 | log_msg(4, "tmp = '%s'", tmp);
|
---|
1251 | if (tmp[0]) {
|
---|
1252 | log_it("/boot is at %s according to /etc/fstab", tmp);
|
---|
1253 | strcpy(command, "mount | grep -Ew '/boot'");
|
---|
1254 | strcpy(tmp, call_program_and_get_last_line_of_output(command));
|
---|
1255 | if (!strcmp(tmp,"")) {
|
---|
1256 | if ((strstr(tmp, "LABEL=") || strstr(tmp,"UUID="))) {
|
---|
1257 | if (!run_program_and_log_output("mount /boot", 5)) {
|
---|
1258 | strcpy(g_boot_mountpt, "/boot");
|
---|
1259 | log_msg(1, "Mounted /boot");
|
---|
1260 | } else {
|
---|
1261 | log_it("...ignored cos it's a label or uuid :-)");
|
---|
1262 | }
|
---|
1263 | } else {
|
---|
1264 | sprintf(command, "mount | grep -E '^%s'", tmp);
|
---|
1265 | log_msg(3, "command = %s", command);
|
---|
1266 | if (run_program_and_log_output(command, 5)) {
|
---|
1267 | strcpy(g_boot_mountpt, tmp);
|
---|
1268 | sprintf(tmp,
|
---|
1269 | "%s (your /boot partition) is not mounted. I'll mount it before backing up",
|
---|
1270 | g_boot_mountpt);
|
---|
1271 | log_it(tmp);
|
---|
1272 | sprintf(tmp, "mount %s", g_boot_mountpt);
|
---|
1273 | if (run_program_and_log_output(tmp, 5)) {
|
---|
1274 | g_boot_mountpt[0] = '\0';
|
---|
1275 | log_msg(1, "Plan B");
|
---|
1276 | if (!run_program_and_log_output("mount /boot", 5)) {
|
---|
1277 | strcpy(g_boot_mountpt, "/boot");
|
---|
1278 | log_msg(1, "Plan B worked");
|
---|
1279 | } else {
|
---|
1280 | log_msg(1,
|
---|
1281 | "Plan B failed. Unable to mount /boot for backup purposes. This probably means /boot is mounted already, or doesn't have its own partition.");
|
---|
1282 | }
|
---|
1283 | }
|
---|
1284 | }
|
---|
1285 | }
|
---|
1286 | }
|
---|
1287 | }
|
---|
1288 | log_msg(1, "Ended sub");
|
---|
1289 | }
|
---|
1290 |
|
---|
1291 |
|
---|
1292 | /**
|
---|
1293 | * If we mounted /boot earlier, unmount it.
|
---|
1294 | */
|
---|
1295 | void unmount_boot_if_necessary()
|
---|
1296 | {
|
---|
1297 | char tmp[MAX_STR_LEN];
|
---|
1298 |
|
---|
1299 | log_msg(3, "starting");
|
---|
1300 | if (g_boot_mountpt[0]) {
|
---|
1301 | sprintf(tmp, "umount %s", g_boot_mountpt);
|
---|
1302 | if (run_program_and_log_output(tmp, 5)) {
|
---|
1303 | log_it("WARNING - unable to unmount /boot");
|
---|
1304 | }
|
---|
1305 | }
|
---|
1306 | log_msg(3, "leaving");
|
---|
1307 | }
|
---|
1308 |
|
---|
1309 |
|
---|
1310 |
|
---|
1311 | /**
|
---|
1312 | * Write a line to a configuration file. Writes a line of the form,
|
---|
1313 | * @c label @c value.
|
---|
1314 | * @param config_file The file to write to. Usually @c mondo-restore.cfg.
|
---|
1315 | * @param label What to call this bit of data you're writing.
|
---|
1316 | * @param value The bit of data you're writing.
|
---|
1317 | * @return 0 for success, 1 for failure.
|
---|
1318 | */
|
---|
1319 | int write_cfg_var(char *config_file, char *label, char *value)
|
---|
1320 | {
|
---|
1321 | /*@ buffers ***************************************************** */
|
---|
1322 | char command[MAX_STR_LEN * 2];
|
---|
1323 | char tempfile[MAX_STR_LEN];
|
---|
1324 | char tmp[MAX_STR_LEN];
|
---|
1325 |
|
---|
1326 |
|
---|
1327 | /*@ end vars *************************************************** */
|
---|
1328 | assert_string_is_neither_NULL_nor_zerolength(config_file);
|
---|
1329 | assert_string_is_neither_NULL_nor_zerolength(label);
|
---|
1330 | assert(value != NULL);
|
---|
1331 | if (!does_file_exist(config_file)) {
|
---|
1332 | sprintf(tmp, "(write_cfg_file) Cannot find %s config file",
|
---|
1333 | config_file);
|
---|
1334 | log_to_screen(tmp);
|
---|
1335 | return (1);
|
---|
1336 | }
|
---|
1337 | sprintf(tempfile, "%s/mojo-jojo.blah", bkpinfo->tmpdir);
|
---|
1338 | if (does_file_exist(config_file)) {
|
---|
1339 | sprintf(command, "grep -vE '^%s .*$' %s > %s",
|
---|
1340 | label, config_file, tempfile);
|
---|
1341 | paranoid_system(command);
|
---|
1342 | }
|
---|
1343 | sprintf(command, "echo \"%s %s\" >> %s", label, value, tempfile);
|
---|
1344 | paranoid_system(command);
|
---|
1345 | sprintf(command, "mv -f %s %s", tempfile, config_file);
|
---|
1346 | paranoid_system(command);
|
---|
1347 | unlink(tempfile);
|
---|
1348 | return (0);
|
---|
1349 | }
|
---|
1350 |
|
---|
1351 |
|
---|
1352 | /**
|
---|
1353 | * The standard log_debug_msg() (log_msg() also due to a macro). Writes some describing
|
---|
1354 | * information to the logfile.
|
---|
1355 | */
|
---|
1356 | void standard_log_debug_msg(int debug_level, const char *szFile,
|
---|
1357 | const char *szFunction, int nLine,
|
---|
1358 | const char *fmt, ...)
|
---|
1359 | {
|
---|
1360 | va_list args;
|
---|
1361 | int i;
|
---|
1362 | static int depth = 0;
|
---|
1363 | char *tmp;
|
---|
1364 | FILE *fout;
|
---|
1365 |
|
---|
1366 | if (depth > 5) {
|
---|
1367 | depth--;
|
---|
1368 | return;
|
---|
1369 | }
|
---|
1370 | depth++;
|
---|
1371 |
|
---|
1372 | malloc_string(tmp);
|
---|
1373 |
|
---|
1374 | if (debug_level <= g_loglevel) {
|
---|
1375 | va_start(args, fmt);
|
---|
1376 | if (!(fout = fopen(MONDO_LOGFILE, "a"))) {
|
---|
1377 | return;
|
---|
1378 | } // fatal_error("Failed to openout to logfile - sheesh..."); }
|
---|
1379 |
|
---|
1380 | // add tabs to distinguish log levels
|
---|
1381 | if (debug_level > 0) {
|
---|
1382 | for (i = 1; i < debug_level; i++)
|
---|
1383 | fprintf(fout, "\t");
|
---|
1384 | if (getpid() == g_main_pid)
|
---|
1385 | fprintf(fout, "[Main] %s->%s#%d: ", szFile, szFunction,
|
---|
1386 | nLine);
|
---|
1387 | else if (getpid() == g_buffer_pid && g_buffer_pid > 0)
|
---|
1388 | fprintf(fout, "[Buff] %s->%s#%d: ", szFile, szFunction,
|
---|
1389 | nLine);
|
---|
1390 | else
|
---|
1391 | fprintf(fout, "[TH=%d] %s->%s#%d: ", getpid(), szFile,
|
---|
1392 | szFunction, nLine);
|
---|
1393 | }
|
---|
1394 | vfprintf(fout, fmt, args);
|
---|
1395 |
|
---|
1396 | // do not slow down the progran if standard debug level
|
---|
1397 | // must be enabled: if no flush, the log won't be up-to-date if there
|
---|
1398 | // is a segfault
|
---|
1399 | //if (g_dwDebugLevel != 1)
|
---|
1400 |
|
---|
1401 | va_end(args);
|
---|
1402 | fprintf(fout, "\n");
|
---|
1403 | paranoid_fclose(fout);
|
---|
1404 | }
|
---|
1405 | depth--;
|
---|
1406 | paranoid_free(tmp);
|
---|
1407 | }
|
---|
1408 |
|
---|
1409 | /**
|
---|
1410 | * Function pointer to the @c log_debug_msg function to use. Points to standard_log_debug_msg() by default.
|
---|
1411 | */
|
---|
1412 | void (*log_debug_msg) (int, const char *, const char *, int, const char *,
|
---|
1413 | ...) = standard_log_debug_msg;
|
---|
1414 |
|
---|
1415 |
|
---|
1416 | /**
|
---|
1417 | * If @p y, malloc @p x, else free @p x.
|
---|
1418 | * @bug This function seems orphaned. Please remove.
|
---|
1419 | */
|
---|
1420 | #define do_alloc_or_free_depending(x,y) { if(y) {x=malloc(MAX_STR_LEN);} else {paranoid_free(x);} }
|
---|
1421 |
|
---|
1422 | /**
|
---|
1423 | * Allocate or free important globals, depending on @p mal.
|
---|
1424 | * @param mal If TRUE, malloc; if FALSE, free.
|
---|
1425 | */
|
---|
1426 | void do_libmondo_global_strings_thing(int mal)
|
---|
1427 | {
|
---|
1428 | if (mal) {
|
---|
1429 | malloc_string(g_boot_mountpt);
|
---|
1430 | malloc_string(g_mondo_home);
|
---|
1431 | malloc_string(g_tmpfs_mountpt);
|
---|
1432 | malloc_string(g_serial_string);
|
---|
1433 | malloc_string(g_magicdev_command);
|
---|
1434 | } else {
|
---|
1435 | paranoid_free(g_boot_mountpt);
|
---|
1436 | paranoid_free(g_mondo_home);
|
---|
1437 | paranoid_free(g_tmpfs_mountpt);
|
---|
1438 | paranoid_free(g_serial_string);
|
---|
1439 | paranoid_free(g_magicdev_command);
|
---|
1440 | }
|
---|
1441 |
|
---|
1442 | /*
|
---|
1443 | char**list_of_arrays[] = {
|
---|
1444 | &g_boot_mountpt,
|
---|
1445 | &g_mondo_home,
|
---|
1446 | &g_tmpfs_mountpt,
|
---|
1447 | &g_serial_string,
|
---|
1448 | &g_magicdev_command,
|
---|
1449 | NULL};
|
---|
1450 |
|
---|
1451 | char**ppcurr;
|
---|
1452 | int i;
|
---|
1453 |
|
---|
1454 | for(i=0;list_of_arrays[i];i++)
|
---|
1455 | {
|
---|
1456 | log_msg(5, "Allocating %d", i);
|
---|
1457 | ppcurr = list_of_arrays[i];
|
---|
1458 | if (mal)
|
---|
1459 | { *ppcurr = malloc(MAX_STR_LEN); }
|
---|
1460 | else
|
---|
1461 | {
|
---|
1462 | if (*ppcurr)
|
---|
1463 | {
|
---|
1464 | free(*ppcurr);
|
---|
1465 | }
|
---|
1466 | }
|
---|
1467 | }
|
---|
1468 | log_msg(5, "Returning");
|
---|
1469 | */
|
---|
1470 | }
|
---|
1471 |
|
---|
1472 | /**
|
---|
1473 | * Allocate important globals.
|
---|
1474 | * @see do_libmondo_global_strings_thing
|
---|
1475 | */
|
---|
1476 | void malloc_libmondo_global_strings(void)
|
---|
1477 | {
|
---|
1478 | do_libmondo_global_strings_thing(1);
|
---|
1479 | }
|
---|
1480 |
|
---|
1481 | /**
|
---|
1482 | * Free important globals.
|
---|
1483 | * @see do_libmondo_global_strings_thing
|
---|
1484 | */
|
---|
1485 | void free_libmondo_global_strings(void)
|
---|
1486 | {
|
---|
1487 | do_libmondo_global_strings_thing(0);
|
---|
1488 | }
|
---|
1489 |
|
---|
1490 |
|
---|
1491 |
|
---|
1492 | /**
|
---|
1493 | * Stop @c magicdev if it's running.
|
---|
1494 | * The command used to start it is saved in @p g_magicdev_command.
|
---|
1495 | */
|
---|
1496 | void stop_magicdev_if_necessary()
|
---|
1497 | {
|
---|
1498 | strcpy(g_magicdev_command,
|
---|
1499 | call_program_and_get_last_line_of_output
|
---|
1500 | ("ps ax | grep -w magicdev | grep -v grep | tr -s '\t' ' '| cut -d' ' -f6-99"));
|
---|
1501 | if (g_magicdev_command[0]) {
|
---|
1502 | log_msg(1, "g_magicdev_command = '%s'", g_magicdev_command);
|
---|
1503 | paranoid_system("killall magicdev");
|
---|
1504 | }
|
---|
1505 | }
|
---|
1506 |
|
---|
1507 |
|
---|
1508 | /**
|
---|
1509 | * Restart magicdev if it was stopped.
|
---|
1510 | */
|
---|
1511 | void restart_magicdev_if_necessary()
|
---|
1512 | {
|
---|
1513 | char *tmp;
|
---|
1514 |
|
---|
1515 | malloc_string(tmp);
|
---|
1516 | if (g_magicdev_command && g_magicdev_command[0]) {
|
---|
1517 | sprintf(tmp, "%s &", g_magicdev_command);
|
---|
1518 | paranoid_system(tmp);
|
---|
1519 | }
|
---|
1520 | paranoid_free(tmp);
|
---|
1521 | }
|
---|
1522 |
|
---|
1523 | /* @} - end of utilityGroup */
|
---|