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