1 | /* $Id: libmondo-files.c 300 2006-01-11 13:20:38Z bcornec $
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2 | * file manipulation
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3 | */
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4 |
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5 | /**
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6 | * @file
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7 | * Functions to manipulate files.
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8 | */
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9 |
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10 |
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11 | #include "my-stuff.h"
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12 | #include "mondostructures.h"
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13 | #include "libmondo-files.h"
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14 |
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15 | #include "lib-common-externs.h"
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16 |
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17 | #include "libmondo-tools-EXT.h"
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18 | #include "libmondo-gui-EXT.h"
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19 | #include "libmondo-devices-EXT.h"
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20 | #include "libmondo-fork-EXT.h"
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21 | #include "libmondo-string-EXT.h"
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22 |
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23 | /*@unused@*/
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24 | //static char cvsid[] = "$Id: libmondo-files.c 300 2006-01-11 13:20:38Z bcornec $";
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25 |
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26 | extern char err_log_lines[NOOF_ERR_LINES][MAX_STR_LEN];
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27 |
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28 | extern int g_currentY;
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29 | extern char *g_mondo_home;
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30 |
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31 | /**
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32 | * @addtogroup fileGroup
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33 | * @{
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34 | */
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35 | /**
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36 | * Get an md5 checksum of the specified file.
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37 | * @param filename The file to checksum.
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38 | * @return The 32-character ASCII representation of the 128-bit checksum.
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39 | * @note The returned string points to static storage that will be overwritten with each call.
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40 | */
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41 | char *calc_checksum_of_file(char *filename)
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42 | {
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43 | /*@ buffers ***************************************************** */
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44 | static char *output = NULL;
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45 | char *command;
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46 | char *tmp;
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47 | size_t n = 0;
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48 |
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49 | /*@ pointers **************************************************** */
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50 | char *p;
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51 | FILE *fin;
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52 |
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53 | /*@ initialize pointers ***************************************** */
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54 |
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55 | p = output;
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56 |
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57 | /*@************************************************************** */
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58 |
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59 | assert_string_is_neither_NULL_nor_zerolength(filename);
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60 |
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61 | if (does_file_exist(filename)) {
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62 | asprintf(&command, "md5sum \"%s\"", filename);
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63 | fin = popen(command, "r");
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64 | paranoid_free(command);
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65 |
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66 | if (fin) {
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67 | (void) getline(&output, &n, fin);
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68 | p = strchr(output, ' ');
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69 | paranoid_pclose(fin);
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70 | }
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71 | } else {
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72 | asprintf(&tmp, "File '%s' not found; cannot calc checksum",
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73 | filename);
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74 | log_it(tmp);
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75 | paranoid_free(tmp);
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76 | }
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77 | if (p) {
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78 | *p = '\0';
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79 | }
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80 | return (output);
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81 | }
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82 |
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83 |
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84 | /**
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85 | * Get a not-quite-unique representation of some of the file's @c stat properties.
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86 | * The returned string has the form <tt>size-mtime-ctime</tt>.
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87 | * @param curr_fname The file to generate the "checksum" for.
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88 | * @return The "checksum".
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89 | * @note The returned string points to static storage that will be overwritten with each call.
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90 | */
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91 | char *calc_file_ugly_minichecksum(char *curr_fname)
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92 | {
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93 |
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94 | /*@ buffers ***************************************************** */
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95 | char *curr_cksum;
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96 |
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97 | /*@ pointers **************************************************** */
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98 |
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99 | /*@ structures ************************************************** */
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100 | struct stat buf;
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101 |
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102 | /*@************************************************************** */
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103 |
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104 | assert_string_is_neither_NULL_nor_zerolength(curr_fname);
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105 | if (lstat(curr_fname, &buf)) {
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106 | asprintf(&curr_cksum, "");
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107 | } else {
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108 | asprintf(&curr_cksum, "%ld-%ld-%ld", (long) (buf.st_size),
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109 | (long) (buf.st_mtime), (long) (buf.st_ctime));
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110 | }
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111 | return (curr_cksum);
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112 | }
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113 |
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114 |
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115 | /**
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116 | * Get the number of lines in @p filename.
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117 | * @param filename The file to count lines in.
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118 | * @return The number of lines in @p filename.
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119 | * @bug This function uses the shell and "wc -l"; it should probably be rewritten in C.
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120 | */
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121 | long count_lines_in_file(char *filename)
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122 | {
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123 |
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124 | /*@ buffers ***************************************************** */
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125 | char *command;
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126 | char *incoming = NULL;
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127 | char *tmp;
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128 |
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129 | /*@ long ******************************************************** */
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130 | long noof_lines = -1L;
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131 |
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132 | /*@ int ******************************************************** */
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133 | size_t n = 0;
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134 |
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135 | /*@ pointers **************************************************** */
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136 | FILE *fin;
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137 |
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138 | assert_string_is_neither_NULL_nor_zerolength(filename);
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139 | if (!does_file_exist(filename)) {
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140 | asprintf(&tmp,
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141 | "%s does not exist, so I cannot found the number of lines in it",
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142 | filename);
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143 | log_it(tmp);
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144 | paranoid_free(tmp);
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145 | return (0);
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146 | }
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147 | asprintf(&command, "cat %s | wc -l", filename);
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148 | if (!does_file_exist(filename)) {
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149 | return (-1);
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150 | }
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151 | fin = popen(command, "r");
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152 | paranoid_free(command);
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153 |
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154 | if (fin) {
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155 | if (feof(fin)) {
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156 | noof_lines = 0;
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157 | } else {
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158 | (void) getline(&incoming, &n, fin);
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159 | while (strlen(incoming) > 0
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160 | && incoming[strlen(incoming) - 1] < 32) {
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161 | incoming[strlen(incoming) - 1] = '\0';
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162 | }
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163 | noof_lines = atol(incoming);
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164 | paranoid_free(incoming);
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165 | }
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166 | paranoid_pclose(fin);
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167 | }
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168 | return (noof_lines);
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169 | }
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170 |
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171 |
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172 | /**
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173 | * Check for existence of given @p filename.
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174 | * @param filename The file to check for.
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175 | * @return TRUE if it exists, FALSE otherwise.
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176 | */
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177 | bool does_file_exist(char *filename)
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178 | {
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179 |
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180 | /*@ structures ************************************************** */
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181 | struct stat buf;
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182 |
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183 | /*@************************************************************** */
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184 |
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185 | assert(filename != NULL);
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186 |
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187 | if (lstat(filename, &buf)) {
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188 | log_msg(20, "%s does not exist", filename);
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189 | return (FALSE);
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190 | } else {
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191 | log_msg(20, "%s exists", filename);
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192 | return (TRUE);
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193 | }
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194 | }
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195 |
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196 |
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197 | /**
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198 | * Modify @p inout (a file containing a list of files) to only contain files
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199 | * that exist.
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200 | * @param inout The filelist to operate on.
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201 | * @note The original file is renamed beforehand, so it will not be accessible
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202 | * while the modification is in progress.
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203 | */
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204 | void exclude_nonexistent_files(char *inout)
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205 | {
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206 | char *infname;
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207 | char *outfname;
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208 | char *tmp;
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209 | char *incoming = NULL;
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210 |
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211 | /*@ int ********************************************************* */
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212 | int i;
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213 | size_t n = 0;
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214 |
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215 | /*@ pointers **************************************************** */
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216 | FILE *fin, *fout;
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217 |
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218 |
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219 | /*@ end vars *********************************************************** */
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220 |
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221 | assert_string_is_neither_NULL_nor_zerolength(inout);
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222 |
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223 | asprintf(&infname, "%s.in", inout);
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224 |
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225 | asprintf(&tmp, "cp -f %s %s", inout, infname);
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226 | run_program_and_log_output(tmp, FALSE);
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227 | paranoid_free(tmp);
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228 |
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229 | if (!(fin = fopen(infname, "r"))) {
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230 | log_OS_error("Unable to openin infname");
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231 | paranoid_free(infname);
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232 | return;
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233 | }
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234 |
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235 | asprintf(&outfname, "%s", inout);
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236 | if (!(fout = fopen(outfname, "w"))) {
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237 | log_OS_error("Unable to openout outfname");
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238 | paranoid_free(outfname);
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239 | return;
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240 | }
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241 | paranoid_free(outfname);
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242 |
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243 | for (getline(&incoming, &n, fin); !feof(fin);
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244 | getline(&incoming, &n, fin)) {
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245 | i = strlen(incoming) - 1;
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246 | if (i >= 0 && incoming[i] < 32) {
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247 | incoming[i] = '\0';
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248 | }
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249 | if (does_file_exist(incoming)) {
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250 | fprintf(fout, "%s\n", incoming);
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251 | } else {
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252 | asprintf(&tmp, "Excluding '%s'-nonexistent\n", incoming);
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253 | log_it(tmp);
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254 | paranoid_free(tmp);
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255 | }
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256 | }
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257 | paranoid_free(incoming);
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258 | paranoid_fclose(fout);
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259 | paranoid_fclose(fin);
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260 | unlink(infname);
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261 | paranoid_free(infname);
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262 | }
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263 |
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264 |
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265 | /**
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266 | * Attempt to find the user's kernel by calling Mindi.
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267 | * If Mindi can't find the kernel, ask user. If @p kernel is not empty,
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268 | * don't do anything.
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269 | * @param kernel Where to put the found kernel.
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270 | * @return 0 for success, 1 for failure.
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271 | */
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272 | int figure_out_kernel_path_interactively_if_necessary(char *kernel)
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273 | {
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274 | char *tmp;
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275 |
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276 | if (!kernel[0]) {
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277 | strcpy(kernel,
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278 | call_program_and_get_last_line_of_output
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279 | ("mindi --findkernel 2> /dev/null"));
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280 | }
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281 | log_it("Calling Mindi with kernel path of '%s'", kernel);
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282 | while (!kernel[0]) {
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283 | if (!ask_me_yes_or_no
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284 | ("Kernel not found or invalid. Choose another?")) {
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285 | return (1);
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286 | }
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287 | if (!popup_and_get_string
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288 | ("Kernel path",
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289 | "What is the full path and filename of your kernel, please?",
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290 | kernel, MAX_STR_LEN / 4)) {
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291 | fatal_error
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292 | ("Kernel not found. Please specify with the '-k' flag.");
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293 | }
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294 | asprintf(&tmp, "User says kernel is at %s", kernel);
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295 | log_it(tmp);
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296 | paranoid_free(tmp);
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297 | }
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298 | return (0);
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299 | }
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300 |
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301 |
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302 | /**
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303 | * Find location of specified executable in user's PATH.
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304 | * @param fname The basename of the executable to search for (e.g. @c afio).
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305 | * @return The full path to the executable, or "" if it does not exist, or NULL if @c file could not be found.
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306 | * @note The returned string points to static storage that will be overwritten with each call.
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307 | * @bug The checks with @c file and @c dirname seem pointless. If @c incoming is "", then you're calling
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308 | * <tt>dirname 2\>/dev/null</tt> or <tt>file 2\>/dev/null | cut -d':' -f1 2\>/dev/null</tt>, which basically amounts
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309 | * to nothing.
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310 | */
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311 | char *find_home_of_exe(char *fname)
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312 | {
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313 | /*@ buffers ********************* */
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314 | static char output[MAX_STR_LEN];
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315 | char *incoming;
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316 | char *command;
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317 |
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318 | /*@******************************* */
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319 |
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320 | assert_string_is_neither_NULL_nor_zerolength(fname);
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321 | asprintf(&command, "which %s 2> /dev/null", fname);
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322 | asprintf(&incoming, call_program_and_get_last_line_of_output(command));
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323 | paranoid_free(command);
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324 |
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325 | if (incoming[0] == '\0') {
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326 | if (system("which file > /dev/null 2> /dev/null")) {
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327 | paranoid_free(incoming);
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328 | return (NULL); // forget it :)
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329 | }
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330 | asprintf(&command,
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331 | "file %s 2> /dev/null | cut -d':' -f1 2> /dev/null",
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332 | incoming);
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333 | paranoid_free(incoming);
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334 |
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335 | asprintf(&incoming,
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336 | call_program_and_get_last_line_of_output(command));
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337 | paranoid_free(command);
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338 | }
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339 | if (incoming[0] == '\0') // yes, it is == '\0' twice, not once :)
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340 | {
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341 | asprintf(&command, "dirname %s 2> /dev/null", incoming);
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342 | paranoid_free(incoming);
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343 |
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344 | asprintf(&incoming,
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345 | call_program_and_get_last_line_of_output(command));
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346 | paranoid_free(command);
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347 | }
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348 | strcpy(output, incoming);
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349 | paranoid_free(incoming);
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350 |
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351 | if (output[0] != '\0' && does_file_exist(output)) {
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352 | log_msg(4, "find_home_of_exe () --- Found %s at %s", fname,
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353 | output);
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354 | } else {
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355 | output[0] = '\0';
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356 | log_msg(4, "find_home_of_exe() --- Could not find %s", fname);
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357 | }
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358 | if (!output[0]) {
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359 | return (NULL);
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360 | } else {
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361 | return (output);
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362 | }
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363 | }
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364 |
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365 |
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366 | /**
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367 | * Get the last sequence of digits surrounded by non-digits in the first 32k of
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368 | * a file.
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369 | * @param logfile The file to look in.
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370 | * @return The number found, or 0 if none.
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371 | */
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372 | int get_trackno_from_logfile(char *logfile)
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373 | {
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374 |
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375 | /*@ pointers ********************************************************* */
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376 | FILE *fin;
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377 |
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378 | /*@ int ************************************************************** */
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379 | int trackno = 0;
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380 | size_t len = 0;
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381 |
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382 | /*@ buffer ************************************************************ */
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383 | char datablock[32701];
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384 |
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385 | assert_string_is_neither_NULL_nor_zerolength(logfile);
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386 |
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387 | if (!(fin = fopen(logfile, "r"))) {
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388 | log_OS_error("Unable to open logfile");
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389 | fatal_error("Unable to open logfile to read trackno");
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390 | }
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391 | len = fread(datablock, 1, 32700, fin);
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392 | paranoid_fclose(fin);
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393 | if (len <= 0) {
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394 | return (0);
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395 | }
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396 | for (; len > 0 && !isdigit(datablock[len - 1]); len--);
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397 | datablock[len--] = '\0';
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398 | for (; len > 0 && isdigit(datablock[len - 1]); len--);
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399 | trackno = atoi(datablock + len);
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400 | return (trackno);
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401 | }
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402 |
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403 |
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404 | /**
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405 | * Get a percentage from the last line of @p filename. We look for the string
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406 | * "% done" on the last line and, if we find it, grab the number before the last % sign.
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407 | * @param filename The file to get the percentage from.
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408 | * @return The percentage found, or 0 for error.
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409 | */
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410 | int grab_percentage_from_last_line_of_file(char *filename)
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411 | {
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412 |
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413 | /*@ buffers ***************************************************** */
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414 | char *lastline;
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415 | char *command;
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416 | /*@ pointers **************************************************** */
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417 | char *p;
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418 |
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419 | /*@ int's ******************************************************* */
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420 | int i;
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421 |
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422 | for (i = NOOF_ERR_LINES - 1;
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423 | i >= 0 && !strstr(err_log_lines[i], "% Done")
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424 | && !strstr(err_log_lines[i], "% done"); i--);
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425 | if (i < 0) {
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426 | asprintf(&command,
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427 | "tail -n3 %s | fgrep -i \"%c\" | tail -n1 | awk '{print $0;}'",
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428 | filename, '%');
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429 | asprintf(&lastline,
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430 | call_program_and_get_last_line_of_output(command));
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431 | paranoid_free(command);
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432 | if (!lastline[0]) {
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433 | paranoid_free(lastline);
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434 | return (0);
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435 | }
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436 | } else {
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437 | asprintf(&lastline, err_log_lines[i]);
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438 | }
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439 |
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440 | p = strrchr(lastline, '%');
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441 | if (p) {
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442 | *p = '\0';
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443 | }
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444 | if (!p) {
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445 | paranoid_free(lastline);
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446 | return (0);
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447 | }
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448 | *p = '\0';
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449 | for (p--; *p != ' ' && p != lastline; p--);
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450 | if (p != lastline) {
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451 | p++;
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452 | }
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453 | i = atoi(p);
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454 | paranoid_free(lastline);
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455 |
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456 | return (i);
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457 | }
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458 |
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459 |
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460 | /**
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461 | * Return the last line of @p filename.
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462 | * @param filename The file to get the last line of.
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463 | * @return The last line of the file.
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464 | * @note The returned string points to static storage that will be overwritten with each call.
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465 | */
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466 | char *last_line_of_file(char *filename)
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467 | {
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468 | /*@ buffers ***************************************************** */
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469 | static char output[MAX_STR_LEN];
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470 | static char *command;
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471 | static char *tmp;
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472 |
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473 | /*@ pointers **************************************************** */
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474 | FILE *fin;
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475 |
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476 | /*@ end vars **************************************************** */
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477 |
|
---|
478 | if (!does_file_exist(filename)) {
|
---|
479 | asprintf(&tmp, "Tring to get last line of nonexistent file (%s)",
|
---|
480 | filename);
|
---|
481 | log_it(tmp);
|
---|
482 | paranoid_free(tmp);
|
---|
483 |
|
---|
484 | output[0] = '\0';
|
---|
485 | return (output);
|
---|
486 | }
|
---|
487 | asprintf(&command, "tail -n1 %s", filename);
|
---|
488 | fin = popen(command, "r");
|
---|
489 | paranoid_free(command);
|
---|
490 |
|
---|
491 | (void) fgets(output, MAX_STR_LEN, fin);
|
---|
492 | paranoid_pclose(fin);
|
---|
493 | while (strlen(output) > 0 && output[strlen(output) - 1] < 32) {
|
---|
494 | output[strlen(output) - 1] = '\0';
|
---|
495 | }
|
---|
496 | return (output);
|
---|
497 | }
|
---|
498 |
|
---|
499 |
|
---|
500 | /**
|
---|
501 | * Get the length of @p filename in bytes.
|
---|
502 | * @param filename The file to get the length of.
|
---|
503 | * @return The length of the file, or -1 for error.
|
---|
504 | */
|
---|
505 | long long length_of_file(char *filename)
|
---|
506 | {
|
---|
507 | /*@ pointers *************************************************** */
|
---|
508 | FILE *fin;
|
---|
509 |
|
---|
510 | /*@ long long ************************************************* */
|
---|
511 | long long length;
|
---|
512 |
|
---|
513 | fin = fopen(filename, "r");
|
---|
514 | if (!fin) {
|
---|
515 | log_it("filename=%s", filename);
|
---|
516 | log_OS_error("Unable to openin filename");
|
---|
517 | return (-1);
|
---|
518 | }
|
---|
519 | fseek(fin, 0, SEEK_END);
|
---|
520 | length = ftell(fin);
|
---|
521 | paranoid_fclose(fin);
|
---|
522 | return (length);
|
---|
523 | }
|
---|
524 |
|
---|
525 |
|
---|
526 | /**
|
---|
527 | * Create the directory @p outdir_fname and all parent directories. Equivalent to <tt>mkdir -p</tt>.
|
---|
528 | * @param outdir_fname The directory to create.
|
---|
529 | * @return The return value of @c mkdir.
|
---|
530 | */
|
---|
531 | /* BERLIOS: This function shouldn't call system at all */
|
---|
532 | int make_hole_for_dir(char *outdir_fname)
|
---|
533 | {
|
---|
534 | char *tmp;
|
---|
535 | int res = 0;
|
---|
536 |
|
---|
537 | assert_string_is_neither_NULL_nor_zerolength(outdir_fname);
|
---|
538 | asprintf(&tmp, "mkdir -p %s", outdir_fname);
|
---|
539 | res = system(tmp);
|
---|
540 | paranoid_free(tmp);
|
---|
541 | return (res);
|
---|
542 | }
|
---|
543 |
|
---|
544 |
|
---|
545 | /**
|
---|
546 | * Create the parent directories of @p outfile_fname.
|
---|
547 | * @param outfile_fname The file to make a "hole" for.
|
---|
548 | * @return 0, always.
|
---|
549 | * @bug Return value unnecessary.
|
---|
550 | */
|
---|
551 | /* BERLIOS: This function shouldn't call system at all */
|
---|
552 | int make_hole_for_file(char *outfile_fname)
|
---|
553 | {
|
---|
554 | /*@ buffer ****************************************************** */
|
---|
555 | char *command;
|
---|
556 |
|
---|
557 | /*@ int ******************************************************** */
|
---|
558 | int res = 0;
|
---|
559 |
|
---|
560 | /*@ end vars *************************************************** */
|
---|
561 |
|
---|
562 | assert_string_is_neither_NULL_nor_zerolength(outfile_fname);
|
---|
563 | assert(!strstr(outfile_fname, MNT_CDROM));
|
---|
564 | assert(!strstr(outfile_fname, "/dev/cdrom"));
|
---|
565 |
|
---|
566 | asprintf(&command, "mkdir -p \"%s\" 2> /dev/null", outfile_fname);
|
---|
567 | res += system(command);
|
---|
568 | paranoid_free(command);
|
---|
569 |
|
---|
570 | asprintf(&command, "rmdir \"%s\" 2> /dev/null", outfile_fname);
|
---|
571 | res += system(command);
|
---|
572 | paranoid_free(command);
|
---|
573 |
|
---|
574 | asprintf(&command, "rm -f \"%s\" 2> /dev/null", outfile_fname);
|
---|
575 | res += system(command);
|
---|
576 | paranoid_free(command);
|
---|
577 | unlink(outfile_fname);
|
---|
578 | return (0);
|
---|
579 | }
|
---|
580 |
|
---|
581 |
|
---|
582 | /**
|
---|
583 | * Get the number of lines in @p filelist_fname that contain the string @p wildcard.
|
---|
584 | * @param filelist_fname The file to search through.
|
---|
585 | * @param wildcard The string to search for. This is @e not a shell glob or a regular expression.
|
---|
586 | * @return The number of lines matched.
|
---|
587 | */
|
---|
588 | long noof_lines_that_match_wildcard(char *filelist_fname, char *wildcard)
|
---|
589 | {
|
---|
590 | /*@ long ******************************************************* */
|
---|
591 | long matches = 0;
|
---|
592 |
|
---|
593 | /*@ pointers *************************************************** */
|
---|
594 | FILE *fin;
|
---|
595 |
|
---|
596 | /*@ buffers **************************************************** */
|
---|
597 | char *incoming = NULL;
|
---|
598 |
|
---|
599 | size_t n = 0;
|
---|
600 | /*@ end vars *************************************************** */
|
---|
601 |
|
---|
602 |
|
---|
603 | fin = fopen(filelist_fname, "r");
|
---|
604 |
|
---|
605 | if (!fin) {
|
---|
606 | log_OS_error("Unable to openin filelist_fname");
|
---|
607 | return (0);
|
---|
608 | }
|
---|
609 | (void) getline(&incoming, &n, fin);
|
---|
610 | while (!feof(fin)) {
|
---|
611 | if (strstr(incoming, wildcard)) {
|
---|
612 | matches++;
|
---|
613 | }
|
---|
614 | (void) getline(&incoming, &n, fin);
|
---|
615 | }
|
---|
616 | paranoid_fclose(fin);
|
---|
617 | paranoid_free(incoming);
|
---|
618 | return (matches);
|
---|
619 | }
|
---|
620 |
|
---|
621 |
|
---|
622 | /**
|
---|
623 | * Register our PID in a file in /var/run.
|
---|
624 | * The PID will be put in /var/run/monitas-<tt>name_str</tt>.pid.
|
---|
625 | * @param pid 0 to remove file, anything else to create it.
|
---|
626 | * @param name_str The basename of the PID file (e.g. "mondo" or "server")
|
---|
627 | * @note This function does not provide support against multiple instances, unless you check for that yourself.
|
---|
628 | */
|
---|
629 | void register_pid(pid_t pid, char *name_str)
|
---|
630 | {
|
---|
631 | char *tmp;
|
---|
632 | char *lockfile_fname;
|
---|
633 | int res;
|
---|
634 | size_t n = 0;
|
---|
635 | FILE *fin;
|
---|
636 |
|
---|
637 | asprintf(&lockfile_fname, "/var/run/monitas-%s.pid", name_str);
|
---|
638 | if (!pid) {
|
---|
639 | log_it("Unregistering PID");
|
---|
640 | if (unlink(lockfile_fname)) {
|
---|
641 | log_it("Error unregistering PID");
|
---|
642 | }
|
---|
643 | paranoid_free(lockfile_fname);
|
---|
644 | return;
|
---|
645 | }
|
---|
646 | if (does_file_exist(lockfile_fname)) {
|
---|
647 | if ((fin = fopen(lockfile_fname, "r"))) {
|
---|
648 | (void) getline(&tmp, &n, fin);
|
---|
649 | paranoid_fclose(fin);
|
---|
650 | } else {
|
---|
651 | log_OS_error("Unable to openin lockfile_fname");
|
---|
652 | }
|
---|
653 | pid = (pid_t) atol(tmp);
|
---|
654 | paranoid_free(tmp);
|
---|
655 |
|
---|
656 | asprintf(&tmp, "ps %ld > /dev/null 2> /dev/null", (long int) pid);
|
---|
657 | res = system(tmp);
|
---|
658 | paranoid_free(tmp);
|
---|
659 | if (!res) {
|
---|
660 | log_it
|
---|
661 | ("I believe the daemon is already running. If it isn't, please delete %s and try again.",
|
---|
662 | lockfile_fname);
|
---|
663 | }
|
---|
664 | }
|
---|
665 | asprintf(&tmp, "echo %ld > %s 2> /dev/null", (long int) getpid(),
|
---|
666 | lockfile_fname);
|
---|
667 | paranoid_free(lockfile_fname);
|
---|
668 |
|
---|
669 | if (system(tmp)) {
|
---|
670 | fatal_error("Cannot register PID");
|
---|
671 | }
|
---|
672 | paranoid_free(tmp);
|
---|
673 | return;
|
---|
674 | }
|
---|
675 |
|
---|
676 |
|
---|
677 | /**
|
---|
678 | * Determine the size (in KB) of @p dev in the mountlist in <tt>tmpdir</tt>/mountlist.txt.
|
---|
679 | * @param tmpdir The tempdir where the mountlist is stored.
|
---|
680 | * @param dev The device to search for.
|
---|
681 | * @return The size of the partition in KB.
|
---|
682 | */
|
---|
683 | long size_of_partition_in_mountlist_K(char *tmpdir, char *dev)
|
---|
684 | {
|
---|
685 | char *command;
|
---|
686 | char *sz_res;
|
---|
687 | long file_len_K;
|
---|
688 |
|
---|
689 | asprintf(&command,
|
---|
690 | "grep '%s ' %s/mountlist.txt | head -n1 | awk '{print $4;}'",
|
---|
691 | dev, tmpdir);
|
---|
692 | log_it(command);
|
---|
693 | asprintf(&sz_res, call_program_and_get_last_line_of_output(command));
|
---|
694 | file_len_K = atol(sz_res);
|
---|
695 | log_msg(4, "%s --> %s --> %ld", command, sz_res, file_len_K);
|
---|
696 | paranoid_free(command);
|
---|
697 | paranoid_free(sz_res);
|
---|
698 | return (file_len_K);
|
---|
699 | }
|
---|
700 |
|
---|
701 |
|
---|
702 | /**
|
---|
703 | * Calculate the total size (in KB) of all the biggiefiles in this backup.
|
---|
704 | * @param bkpinfo The backup information structure. Only the @c bkpinfo->tmpdir field is used.
|
---|
705 | * @return The total size of all biggiefiles in KB.
|
---|
706 | */
|
---|
707 | long size_of_all_biggiefiles_K(struct s_bkpinfo *bkpinfo)
|
---|
708 | {
|
---|
709 | /*@ buffers ***************************************************** */
|
---|
710 | char *fname;
|
---|
711 | char *biggielist;
|
---|
712 | char *comment;
|
---|
713 | char *tmp;
|
---|
714 | char *command;
|
---|
715 |
|
---|
716 | /*@ long ******************************************************** */
|
---|
717 | long scratchL = 0;
|
---|
718 | long file_len_K;
|
---|
719 |
|
---|
720 | /*@ pointers *************************************************** */
|
---|
721 | FILE *fin = NULL;
|
---|
722 | size_t n = 0;
|
---|
723 |
|
---|
724 | /*@ end vars *************************************************** */
|
---|
725 |
|
---|
726 | malloc_string(tmp);
|
---|
727 | malloc_string(command);
|
---|
728 | log_it("Calculating size of all biggiefiles (in total)");
|
---|
729 | asprintf(&biggielist, "%s/biggielist.txt", bkpinfo->tmpdir);
|
---|
730 | log_it("biggielist = %s", biggielist);
|
---|
731 | if (!(fin = fopen(biggielist, "r"))) {
|
---|
732 | log_OS_error
|
---|
733 | ("Cannot open biggielist. OK, so estimate is based on filesets only.");
|
---|
734 | } else {
|
---|
735 | log_msg(4, "Reading it...");
|
---|
736 | for (getline(&fname, &n, fin); !feof(fin);
|
---|
737 | getline(&fname, &n, fin)) {
|
---|
738 | if (fname[strlen(fname) - 1] <= 32) {
|
---|
739 | fname[strlen(fname) - 1] = '\0';
|
---|
740 | }
|
---|
741 | if (0 == strncmp(fname, "/dev/", 5)) {
|
---|
742 | if (is_dev_an_NTFS_dev(fname)) {
|
---|
743 | if ( !find_home_of_exe("ntfsresize")) {
|
---|
744 | fatal_error("ntfsresize not found");
|
---|
745 | }
|
---|
746 | sprintf(command, "ntfsresize --force --info %s|grep '^You might resize at '|cut -d' ' -f5", fname);
|
---|
747 | log_it("command = %s", command);
|
---|
748 | strcpy (tmp, call_program_and_get_last_line_of_output(command));
|
---|
749 | log_it("res of it = %s", tmp);
|
---|
750 | file_len_K = atoll(tmp) / 1024L;
|
---|
751 | } else {
|
---|
752 | file_len_K = get_phys_size_of_drive(fname) * 1024L;
|
---|
753 | }
|
---|
754 | } else {
|
---|
755 | file_len_K = (long) (length_of_file(fname) / 1024);
|
---|
756 | }
|
---|
757 | if (file_len_K > 0) {
|
---|
758 | scratchL += file_len_K;
|
---|
759 | log_msg(4, "%s --> %ld K", fname, file_len_K);
|
---|
760 | }
|
---|
761 | asprintf(&comment,
|
---|
762 | "After adding %s, scratchL+%ld now equals %ld", fname,
|
---|
763 | file_len_K, scratchL);
|
---|
764 | log_msg(4, comment);
|
---|
765 | paranoid_free(comment);
|
---|
766 |
|
---|
767 | if (feof(fin)) {
|
---|
768 | break;
|
---|
769 | }
|
---|
770 | }
|
---|
771 | paranoid_free(fname);
|
---|
772 | }
|
---|
773 | paranoid_free(biggielist);
|
---|
774 |
|
---|
775 | log_it("Closing...");
|
---|
776 | paranoid_fclose(fin);
|
---|
777 | log_it("Finished calculating total size of all biggiefiles");
|
---|
778 | paranoid_free(tmp);
|
---|
779 | paranoid_free(command);
|
---|
780 | return (scratchL);
|
---|
781 | }
|
---|
782 |
|
---|
783 |
|
---|
784 | /**
|
---|
785 | * Determine the amount of space (in KB) occupied by a mounted CD.
|
---|
786 | * This can also be used to find the space used for other directories.
|
---|
787 | * @param mountpt The mountpoint/directory to check.
|
---|
788 | * @return The amount of space occupied in KB.
|
---|
789 | */
|
---|
790 | long long space_occupied_by_cd(char *mountpt)
|
---|
791 | {
|
---|
792 | /*@ buffer ****************************************************** */
|
---|
793 | char *tmp = NULL;
|
---|
794 | char *command;
|
---|
795 | long long llres;
|
---|
796 | size_t n = 0;
|
---|
797 | /*@ pointers **************************************************** */
|
---|
798 | char *p;
|
---|
799 | FILE *fin;
|
---|
800 |
|
---|
801 | /*@ end vars *************************************************** */
|
---|
802 |
|
---|
803 | asprintf(&command, "du -sk %s", mountpt);
|
---|
804 | fin = popen(command, "r");
|
---|
805 | paranoid_free(command);
|
---|
806 |
|
---|
807 | (void) getline(&tmp, &n, fin);
|
---|
808 | paranoid_pclose(fin);
|
---|
809 | p = strchr(tmp, '\t');
|
---|
810 | if (p) {
|
---|
811 | *p = '\0';
|
---|
812 | }
|
---|
813 | for (p = tmp, llres = 0; *p != '\0'; p++) {
|
---|
814 | llres *= 10;
|
---|
815 | llres += (int) (*p - '0');
|
---|
816 | }
|
---|
817 | paranoid_free(tmp);
|
---|
818 | return (llres);
|
---|
819 | }
|
---|
820 |
|
---|
821 |
|
---|
822 | /**
|
---|
823 | * Update a CRC checksum to include another character.
|
---|
824 | * @param crc The original CRC checksum.
|
---|
825 | * @param c The character to add.
|
---|
826 | * @return The new CRC checksum.
|
---|
827 | * @ingroup utilityGroup
|
---|
828 | */
|
---|
829 | unsigned int updcrc(unsigned int crc, unsigned int c)
|
---|
830 | {
|
---|
831 | unsigned int tmp;
|
---|
832 | tmp = (crc >> 8) ^ c;
|
---|
833 | crc = (crc << 8) ^ crctttab[tmp & 255];
|
---|
834 | return crc;
|
---|
835 | }
|
---|
836 |
|
---|
837 |
|
---|
838 | /**
|
---|
839 | * Update a reverse CRC checksum to include another character.
|
---|
840 | * @param crc The original CRC checksum.
|
---|
841 | * @param c The character to add.
|
---|
842 | * @return The new CRC checksum.
|
---|
843 | * @ingroup utilityGroup
|
---|
844 | */
|
---|
845 | unsigned int updcrcr(unsigned int crc, unsigned int c)
|
---|
846 | {
|
---|
847 | unsigned int tmp;
|
---|
848 | tmp = crc ^ c;
|
---|
849 | crc = (crc >> 8) ^ crc16tab[tmp & 0xff];
|
---|
850 | return crc;
|
---|
851 | }
|
---|
852 |
|
---|
853 |
|
---|
854 | /**
|
---|
855 | * Check for an executable on the user's system; write a message to the
|
---|
856 | * screen and the log if we can't find it.
|
---|
857 | * @param fname The executable basename to look for.
|
---|
858 | * @return 0 if it's found, nonzero if not.
|
---|
859 | */
|
---|
860 | int whine_if_not_found(char *fname)
|
---|
861 | {
|
---|
862 | /*@ buffers *** */
|
---|
863 | char *command;
|
---|
864 | char *errorstr;
|
---|
865 | int res = 0;
|
---|
866 |
|
---|
867 |
|
---|
868 | asprintf(&command, "which %s > /dev/null 2> /dev/null", fname);
|
---|
869 | res = system(command);
|
---|
870 | paranoid_free(command);
|
---|
871 |
|
---|
872 | if (res) {
|
---|
873 | asprintf(&errorstr,
|
---|
874 | "Please install '%s'. I cannot find it on your system.",
|
---|
875 | fname);
|
---|
876 | log_to_screen(errorstr);
|
---|
877 | paranoid_free(errorstr);
|
---|
878 | log_to_screen
|
---|
879 | ("There may be an hyperlink at http://www.mondorescue.org which");
|
---|
880 | log_to_screen("will take you to the relevant (missing) package.");
|
---|
881 | return (1);
|
---|
882 | } else {
|
---|
883 | return (0);
|
---|
884 | }
|
---|
885 | }
|
---|
886 |
|
---|
887 |
|
---|
888 | /**
|
---|
889 | * Create a data file at @p fname containing @p contents.
|
---|
890 | * The data actually can be multiple lines, despite the name.
|
---|
891 | * @param fname The file to create.
|
---|
892 | * @param contents The data to put in it.
|
---|
893 | * @return 0 for success, 1 for failure.
|
---|
894 | */
|
---|
895 | int write_one_liner_data_file(char *fname, char *contents)
|
---|
896 | {
|
---|
897 | /*@ pointers *************************************************** */
|
---|
898 | FILE *fout;
|
---|
899 | int res = 0;
|
---|
900 |
|
---|
901 | /*@ end vars *************************************************** */
|
---|
902 |
|
---|
903 | assert_string_is_neither_NULL_nor_zerolength(fname);
|
---|
904 | if (!contents) {
|
---|
905 | log_it("%d: Warning - writing NULL to %s", __LINE__, fname);
|
---|
906 | }
|
---|
907 | if (!(fout = fopen(fname, "w"))) {
|
---|
908 | log_it("fname=%s");
|
---|
909 | log_OS_error("Unable to openout fname");
|
---|
910 | return (1);
|
---|
911 | }
|
---|
912 | fprintf(fout, "%s\n", contents);
|
---|
913 | paranoid_fclose(fout);
|
---|
914 | return (res);
|
---|
915 | }
|
---|
916 |
|
---|
917 |
|
---|
918 | /**
|
---|
919 | * Read @p fname into @p contents.
|
---|
920 | * @param fname The file to read.
|
---|
921 | * @param contents Where to put its contents.
|
---|
922 | * @return 0 for success, nonzero for failure.
|
---|
923 | */
|
---|
924 | int read_one_liner_data_file(char *fname, char *contents)
|
---|
925 | {
|
---|
926 | /*@ pointers *************************************************** */
|
---|
927 | FILE *fin;
|
---|
928 | int res = 0;
|
---|
929 | int i;
|
---|
930 |
|
---|
931 | /*@ end vars *************************************************** */
|
---|
932 |
|
---|
933 | assert_string_is_neither_NULL_nor_zerolength(fname);
|
---|
934 | if (!contents) {
|
---|
935 | log_it("%d: Warning - reading NULL from %s", __LINE__, fname);
|
---|
936 | }
|
---|
937 | if (!(fin = fopen(fname, "r"))) {
|
---|
938 | log_it("fname=%s", fname);
|
---|
939 | log_OS_error("Unable to openin fname");
|
---|
940 | return (1);
|
---|
941 | }
|
---|
942 | fscanf(fin, "%s\n", contents);
|
---|
943 | i = strlen(contents);
|
---|
944 | if (i > 0 && contents[i - 1] < 32) {
|
---|
945 | contents[i - 1] = '\0';
|
---|
946 | }
|
---|
947 | paranoid_fclose(fin);
|
---|
948 | return (res);
|
---|
949 | }
|
---|
950 |
|
---|
951 |
|
---|
952 | /**
|
---|
953 | * Copy the files that Mondo/Mindi need to run to the scratchdir or tempdir.
|
---|
954 | * Currently this includes: copy Mondo's home directory to scratchdir, untar "mondo_home/payload.tgz"
|
---|
955 | * if it exists, copy LAST-FILELIST-NUMBER to scratchdir, copy mondorestore
|
---|
956 | * and post-nuke.tgz (if it exists) to tmpdir, and run "hostname > scratchdir/HOSTNAME".
|
---|
957 | * @param bkpinfo The backup information structure. Fields used:
|
---|
958 | * - @c bkpinfo->postnuke_tarball
|
---|
959 | * - @c bkpinfo->scratchdir
|
---|
960 | * - @c bkpinfo->tmpdir
|
---|
961 | */
|
---|
962 | void copy_mondo_and_mindi_stuff_to_scratchdir(struct s_bkpinfo *bkpinfo)
|
---|
963 | {
|
---|
964 | /*@ Char buffers ** */
|
---|
965 | char *command;
|
---|
966 | char *tmp;
|
---|
967 | char old_pwd[MAX_STR_LEN];
|
---|
968 |
|
---|
969 | mvaddstr_and_log_it(g_currentY, 0,
|
---|
970 | "Copying Mondo's core files to the scratch directory");
|
---|
971 |
|
---|
972 | /* BERLIOS: Why do we need to do it here as well ? */
|
---|
973 | log_msg(4, "g_mondo_home='%s'", g_mondo_home);
|
---|
974 | if ((g_mondo_home == NULL) || strlen(g_mondo_home) < 2) {
|
---|
975 | paranoid_free(g_mondo_home);
|
---|
976 | g_mondo_home = find_and_store_mondoarchives_home();
|
---|
977 | }
|
---|
978 | asprintf(&command, CP_BIN " --parents -pRdf %s %s", g_mondo_home,
|
---|
979 | bkpinfo->scratchdir);
|
---|
980 |
|
---|
981 | log_msg(4, "command = %s", command);
|
---|
982 | if (run_program_and_log_output(command, 1)) {
|
---|
983 | fatal_error("Failed to copy Mondo's stuff to scratchdir");
|
---|
984 | }
|
---|
985 | paranoid_free(command);
|
---|
986 |
|
---|
987 | asprintf(&tmp, "%s/payload.tgz", g_mondo_home);
|
---|
988 | if (does_file_exist(tmp)) {
|
---|
989 | log_it("Untarring payload %s to scratchdir %s", tmp,
|
---|
990 | bkpinfo->scratchdir);
|
---|
991 | (void) getcwd(old_pwd, MAX_STR_LEN - 1);
|
---|
992 | chdir(bkpinfo->scratchdir);
|
---|
993 | asprintf(&command, "tar -zxvf %s", tmp);
|
---|
994 | if (run_program_and_log_output(command, FALSE)) {
|
---|
995 | fatal_error("Failed to untar payload");
|
---|
996 | }
|
---|
997 | paranoid_free(command);
|
---|
998 | chdir(old_pwd);
|
---|
999 | }
|
---|
1000 | paranoid_free(tmp);
|
---|
1001 |
|
---|
1002 | asprintf(&command, "cp -f %s/LAST-FILELIST-NUMBER %s", bkpinfo->tmpdir,
|
---|
1003 | bkpinfo->scratchdir);
|
---|
1004 | if (run_program_and_log_output(command, FALSE)) {
|
---|
1005 | fatal_error("Failed to copy LAST-FILELIST-NUMBER to scratchdir");
|
---|
1006 | }
|
---|
1007 | paranoid_free(command);
|
---|
1008 |
|
---|
1009 | asprintf(&tmp,
|
---|
1010 | call_program_and_get_last_line_of_output("which mondorestore"));
|
---|
1011 | if (!tmp[0]) {
|
---|
1012 | fatal_error
|
---|
1013 | ("'which mondorestore' returned null. Where's your mondorestore? `which` can't find it. That's odd. Did you install mondorestore?");
|
---|
1014 | }
|
---|
1015 | asprintf(&command, "cp -f %s %s", tmp, bkpinfo->tmpdir);
|
---|
1016 | paranoid_free(tmp);
|
---|
1017 |
|
---|
1018 | if (run_program_and_log_output(command, FALSE)) {
|
---|
1019 | fatal_error("Failed to copy mondorestore to tmpdir");
|
---|
1020 | }
|
---|
1021 | paranoid_free(command);
|
---|
1022 |
|
---|
1023 | asprintf(&command, "hostname > %s/HOSTNAME", bkpinfo->scratchdir);
|
---|
1024 | paranoid_system(command);
|
---|
1025 | paranoid_free(command);
|
---|
1026 |
|
---|
1027 | if (bkpinfo->postnuke_tarball[0]) {
|
---|
1028 | asprintf(&command, "cp -f %s %s/post-nuke.tgz",
|
---|
1029 | bkpinfo->postnuke_tarball, bkpinfo->tmpdir);
|
---|
1030 | if (run_program_and_log_output(command, FALSE)) {
|
---|
1031 | fatal_error("Unable to copy post-nuke tarball to tmpdir");
|
---|
1032 | }
|
---|
1033 | paranoid_free(command);
|
---|
1034 | }
|
---|
1035 |
|
---|
1036 | mvaddstr_and_log_it(g_currentY++, 74, "Done.");
|
---|
1037 | }
|
---|
1038 |
|
---|
1039 |
|
---|
1040 | /**
|
---|
1041 | * Store the client's NFS configuration in files to be restored at restore-time.
|
---|
1042 | * Assumes that @c bkpinfo->media_type = nfs, but does not check for this.
|
---|
1043 | * @param bkpinfo The backup information structure. Fields used:
|
---|
1044 | * - @c nfs_mount
|
---|
1045 | * - @c nfs_remote_dir
|
---|
1046 | * - @c tmpdir
|
---|
1047 | */
|
---|
1048 | void store_nfs_config(struct s_bkpinfo *bkpinfo)
|
---|
1049 | {
|
---|
1050 |
|
---|
1051 | /*@ buffers ******** */
|
---|
1052 | char *outfile;
|
---|
1053 | char *nfs_dev;
|
---|
1054 | char *nfs_mount;
|
---|
1055 | char *nfs_client_ipaddr;
|
---|
1056 | char *nfs_client_netmask;
|
---|
1057 | char *nfs_client_broadcast;;
|
---|
1058 | char *nfs_client_defgw;
|
---|
1059 | char *nfs_server_ipaddr;
|
---|
1060 | char *tmp;
|
---|
1061 | char *command;
|
---|
1062 |
|
---|
1063 | /*@ pointers ***** */
|
---|
1064 | char *p;
|
---|
1065 | FILE *fout;
|
---|
1066 |
|
---|
1067 |
|
---|
1068 |
|
---|
1069 | log_it("Storing NFS configuration");
|
---|
1070 | asprintf(&tmp, bkpinfo->nfs_mount);
|
---|
1071 | p = strchr(tmp, ':');
|
---|
1072 | if (!p) {
|
---|
1073 | fatal_error
|
---|
1074 | ("NFS mount doesn't have a colon in it, e.g. 192.168.1.4:/home/nfs");
|
---|
1075 | }
|
---|
1076 | *(p++) = '\0';
|
---|
1077 | asprintf(&nfs_server_ipaddr, tmp);
|
---|
1078 | paranoid_free(tmp);
|
---|
1079 |
|
---|
1080 | asprintf(&nfs_mount, p);
|
---|
1081 | asprintf(&command,
|
---|
1082 | "ifconfig | tr '\n' '#' | sed s/##// | tr '#' ' ' | tr '' '\n' | head -n1 | cut -d' ' -f1");
|
---|
1083 | asprintf(&nfs_dev, call_program_and_get_last_line_of_output(command));
|
---|
1084 | paranoid_free(command);
|
---|
1085 |
|
---|
1086 | asprintf(&command,
|
---|
1087 | "ifconfig | tr '\n' '#' | sed s/##// | tr '#' ' ' | tr '' '\\n' | head -n1 | tr -s '\t' ' ' | cut -d' ' -f7 | cut -d':' -f2");
|
---|
1088 | asprintf(&nfs_client_ipaddr,
|
---|
1089 | call_program_and_get_last_line_of_output(command));
|
---|
1090 | paranoid_free(command);
|
---|
1091 |
|
---|
1092 | asprintf(&command,
|
---|
1093 | "ifconfig | tr '\n' '#' | sed s/##// | tr '#' ' ' | tr '' '\\n' | head -n1 | tr -s '\t' ' ' | cut -d' ' -f9 | cut -d':' -f2");
|
---|
1094 | asprintf(&nfs_client_netmask,
|
---|
1095 | call_program_and_get_last_line_of_output(command));
|
---|
1096 | paranoid_free(command);
|
---|
1097 |
|
---|
1098 | asprintf(&command,
|
---|
1099 | "ifconfig | tr '\n' '#' | sed s/##// | tr '#' ' ' | tr '' '\\n' | head -n1 | tr -s '\t' ' ' | cut -d' ' -f8 | cut -d':' -f2");
|
---|
1100 | strcpy(nfs_client_broadcast,
|
---|
1101 | call_program_and_get_last_line_of_output(command));
|
---|
1102 | sprintf(command,
|
---|
1103 | "route -n | grep '^0.0.0.0' | awk '{print $2}'");
|
---|
1104 | asprintf(&nfs_client_defgw,
|
---|
1105 | call_program_and_get_last_line_of_output(command));
|
---|
1106 | paranoid_free(command);
|
---|
1107 |
|
---|
1108 | asprintf(&tmp,
|
---|
1109 | "nfs_client_ipaddr=%s; nfs_client_netmask=%s; nfs_server_ipaddr=%s; nfs_mount=%s; nfs_client_defgw=%s; ",
|
---|
1110 | nfs_client_ipaddr, nfs_client_netmask, nfs_server_ipaddr, nfs_mount, nfs_client_defgw);
|
---|
1111 | paranoid_free(nfs_mount);
|
---|
1112 | log_it(tmp);
|
---|
1113 | paranoid_free(tmp);
|
---|
1114 |
|
---|
1115 | if (strlen(nfs_dev) < 2) {
|
---|
1116 | fatal_error
|
---|
1117 | ("Unable to find ethN (eth0, eth1, ...) adapter via NFS mount you specified.");
|
---|
1118 | }
|
---|
1119 | asprintf(&outfile, "%s/start-nfs", bkpinfo->tmpdir);
|
---|
1120 | asprintf(&tmp, "outfile = %s", outfile);
|
---|
1121 | log_it(tmp);
|
---|
1122 | paranoid_free(tmp);
|
---|
1123 |
|
---|
1124 | if (!(fout = fopen(outfile, "w"))) {
|
---|
1125 | fatal_error("Cannot store NFS config");
|
---|
1126 | }
|
---|
1127 | fprintf(fout, "#!/bin/sh\n");
|
---|
1128 | fprintf(fout, "# number of ping\n");
|
---|
1129 | fprintf(fout, "ipcount=3\n");
|
---|
1130 | fprintf(fout, "for i in `cat /proc/cmdline` ; do\n");
|
---|
1131 | fprintf(fout, " echo $i | grep -qi ping= && ipcount=`echo $i | cut -d= -f2`\n");
|
---|
1132 | fprintf(fout, "done\n");
|
---|
1133 | fprintf(fout, "ifconfig lo 127.0.0.1 # config loopback\n");
|
---|
1134 | fprintf(fout, "ipaddress=%s\n", nfs_client_ipaddr);
|
---|
1135 | fprintf(fout, "ipnetmask=%s\n", nfs_client_netmask);
|
---|
1136 | fprintf(fout, "ipbroadcast=%s\n", nfs_client_broadcast);
|
---|
1137 | fprintf(fout, "ipgateway=%s\n", nfs_client_defgw);
|
---|
1138 | fprintf(fout, "ipconf=\n");
|
---|
1139 | fprintf(fout, "for i in `cat /proc/cmdline` ; do\n");
|
---|
1140 | fprintf(fout, " echo $i | grep -qi ipconf= && ipconf=`echo $i | cut -d= -f2`\n");
|
---|
1141 | fprintf(fout, "done\n");
|
---|
1142 | fprintf(fout, "if [ \"$ipconf\" = \"dhcp\" ]; then\n");
|
---|
1143 | fprintf(fout, " udhcpc -i %s\n", nfs_dev);
|
---|
1144 | fprintf(fout, "else\n");
|
---|
1145 | fprintf(fout, " if [ \"$ipconf\" != \"\" ]; then\n");
|
---|
1146 | fprintf(fout, " ipaddress=`echo $ipconf | cut -d: -f1`\n");
|
---|
1147 | fprintf(fout, " ipnetmask=`echo $ipconf | cut -d: -f2`\n");
|
---|
1148 | fprintf(fout, " ipbroadcast=`echo $ipconf | cut -d: -f3`\n");
|
---|
1149 | fprintf(fout, " ipgateway=`echo $ipconf | cut -d: -f4`\n");
|
---|
1150 | fprintf(fout, " fi\n");
|
---|
1151 | fprintf(fout, " ifconfig %s $ipaddress netmask $ipnetmask broadcast $ipbroadcast\n", nfs_dev);
|
---|
1152 | fprintf(fout, " route add default gw $ipgateway\n");
|
---|
1153 | fprintf(fout, "fi\n");
|
---|
1154 | fprintf(fout, "ping -c $ipcount %s # ping server\n", nfs_server_ipaddr);
|
---|
1155 | fprintf(fout, "mount -t nfs -o nolock %s /tmp/isodir\n",
|
---|
1156 | bkpinfo->nfs_mount);
|
---|
1157 | paranoid_fclose(fout);
|
---|
1158 | chmod(outfile, 0777);
|
---|
1159 | make_hole_for_dir("/var/cache/mondo-archive");
|
---|
1160 |
|
---|
1161 | // paranoid_system ("mkdir -p /var/cache/mondo-archive 2> /dev/null");
|
---|
1162 |
|
---|
1163 | asprintf(&tmp, "cp -f %s /var/cache/mondo-archive", outfile);
|
---|
1164 | paranoid_free(outfile);
|
---|
1165 |
|
---|
1166 | run_program_and_log_output(tmp, FALSE);
|
---|
1167 | paranoid_free(tmp);
|
---|
1168 |
|
---|
1169 | asprintf(&tmp, "%s/NFS-DEV", bkpinfo->tmpdir);
|
---|
1170 | write_one_liner_data_file(tmp, nfs_dev);
|
---|
1171 | paranoid_free(nfs_dev);
|
---|
1172 | paranoid_free(tmp);
|
---|
1173 |
|
---|
1174 | asprintf(&tmp, "%s/NFS-CLIENT-IPADDR", bkpinfo->tmpdir);
|
---|
1175 | write_one_liner_data_file(tmp, nfs_client_ipaddr);
|
---|
1176 | paranoid_free(nfs_client_ipaddr);
|
---|
1177 | paranoid_free(tmp);
|
---|
1178 |
|
---|
1179 | asprintf(&tmp, "%s/NFS-CLIENT-NETMASK", bkpinfo->tmpdir);
|
---|
1180 | write_one_liner_data_file(tmp, nfs_client_netmask);
|
---|
1181 | paranoid_free(nfs_client_netmask);
|
---|
1182 | paranoid_free(tmp);
|
---|
1183 |
|
---|
1184 | asprintf(&tmp, "%s/NFS-CLIENT-DEFGW", bkpinfo->tmpdir);
|
---|
1185 | write_one_liner_data_file(tmp, nfs_client_defgw);
|
---|
1186 | paranoid_free(nfs_client_defgw);
|
---|
1187 | paranoid_free(tmp);
|
---|
1188 |
|
---|
1189 | asprintf(&tmp, "%s/NFS-CLIENT-BROADCAST", bkpinfo->tmpdir);
|
---|
1190 | write_one_liner_data_file(tmp, nfs_client_broadcast);
|
---|
1191 | paranoid_free(nfs_client_broadcast);
|
---|
1192 | paranoid_free(tmp);
|
---|
1193 |
|
---|
1194 | asprintf(&tmp, "%s/NFS-SERVER-IPADDR", bkpinfo->tmpdir);
|
---|
1195 | write_one_liner_data_file(tmp, nfs_server_ipaddr);
|
---|
1196 | paranoid_free(nfs_server_ipaddr);
|
---|
1197 | paranoid_free(tmp);
|
---|
1198 |
|
---|
1199 | asprintf(&tmp, "%s/NFS-SERVER-MOUNT", bkpinfo->tmpdir);
|
---|
1200 | write_one_liner_data_file(tmp, bkpinfo->nfs_mount);
|
---|
1201 | paranoid_free(tmp);
|
---|
1202 |
|
---|
1203 | asprintf(&tmp, "%s/NFS-SERVER-PATH", bkpinfo->tmpdir);
|
---|
1204 | write_one_liner_data_file(tmp, bkpinfo->nfs_remote_dir);
|
---|
1205 | paranoid_free(tmp);
|
---|
1206 |
|
---|
1207 | asprintf(&tmp, "%s/ISO-PREFIX", bkpinfo->tmpdir);
|
---|
1208 | write_one_liner_data_file(tmp, bkpinfo->prefix);
|
---|
1209 | paranoid_free(tmp);
|
---|
1210 |
|
---|
1211 | log_it("Finished storing NFS configuration");
|
---|
1212 | }
|
---|
1213 |
|
---|
1214 |
|
---|
1215 | /**
|
---|
1216 | * Determine the approximate number of media that the backup will take up,
|
---|
1217 | * and tell the user. The uncompressed size is estimated as size_of_all_biggiefiles_K()
|
---|
1218 | * plus (noof_sets x bkpinfo->optimal_set_size). The compression factor is estimated as
|
---|
1219 | * 2/3 for LZO and 1/2 for bzip2. The data is not saved anywhere. If there are any
|
---|
1220 | * "imagedevs", the estimate is not shown as it will be wildly inaccurate.
|
---|
1221 | * If there are more than 50 media estimated, the estimate will not be shown.
|
---|
1222 | * @param bkpinfo The backup information structure. Fields used:
|
---|
1223 | * - @c bkpinfo->backup_media_type
|
---|
1224 | * - @c bkpinfo->image_devs
|
---|
1225 | * - @c bkpinfo->media_size
|
---|
1226 | * - @c bkpinfo->optimal_set_size
|
---|
1227 | * - @c bkpinfo->use_lzo
|
---|
1228 | * @param noof_sets The number of filesets created.
|
---|
1229 | * @ingroup archiveGroup
|
---|
1230 | */
|
---|
1231 | void
|
---|
1232 | estimate_noof_media_required(struct s_bkpinfo *bkpinfo, long noof_sets)
|
---|
1233 | {
|
---|
1234 | /*@ buffers *************** */
|
---|
1235 | char *tmp;
|
---|
1236 |
|
---|
1237 | /*@ long long ************* */
|
---|
1238 | long long scratchLL;
|
---|
1239 |
|
---|
1240 | if (bkpinfo->media_size[1] <= 0 || bkpinfo->backup_media_type == nfs) {
|
---|
1241 | log_to_screen("Number of media required: UNKNOWN");
|
---|
1242 | return;
|
---|
1243 | }
|
---|
1244 |
|
---|
1245 | log_it("Estimating number of media required...");
|
---|
1246 | scratchLL =
|
---|
1247 | (long long) (noof_sets) * (long long) (bkpinfo->optimal_set_size)
|
---|
1248 | + (long long) (size_of_all_biggiefiles_K(bkpinfo));
|
---|
1249 | scratchLL = (scratchLL / 1024) / bkpinfo->media_size[1];
|
---|
1250 | scratchLL++;
|
---|
1251 | if (bkpinfo->use_lzo) {
|
---|
1252 | scratchLL = (scratchLL * 2) / 3;
|
---|
1253 | } else {
|
---|
1254 | scratchLL = scratchLL / 2;
|
---|
1255 | }
|
---|
1256 | if (!scratchLL) {
|
---|
1257 | scratchLL++;
|
---|
1258 | }
|
---|
1259 | if (scratchLL <= 1) {
|
---|
1260 | asprintf(&tmp,
|
---|
1261 | "Your backup will probably occupy a single %s. Maybe two.",
|
---|
1262 | media_descriptor_string(bkpinfo->backup_media_type));
|
---|
1263 | } else {
|
---|
1264 | asprintf(&tmp, "Your backup will occupy approximately %s media.",
|
---|
1265 | number_to_text((int) (scratchLL + 1)));
|
---|
1266 | }
|
---|
1267 | if (!bkpinfo->image_devs[0] && (scratchLL < 50)) {
|
---|
1268 | log_to_screen(tmp);
|
---|
1269 | }
|
---|
1270 | paranoid_free(tmp);
|
---|
1271 | return;
|
---|
1272 | }
|
---|
1273 |
|
---|
1274 |
|
---|
1275 | /**
|
---|
1276 | * Determine whether a file is compressed. This is done
|
---|
1277 | * by reading through the "do-not-compress-these" file distributed with Mondo.
|
---|
1278 | * @param filename The file to check.
|
---|
1279 | * @return TRUE if it's compressed, FALSE if not.
|
---|
1280 | */
|
---|
1281 | bool is_this_file_compressed(char *filename)
|
---|
1282 | {
|
---|
1283 | char *do_not_compress_these;
|
---|
1284 | char *tmp;
|
---|
1285 | char *p;
|
---|
1286 |
|
---|
1287 | asprintf(&tmp, "%s/do-not-compress-these", g_mondo_home);
|
---|
1288 | if (!does_file_exist(tmp)) {
|
---|
1289 | paranoid_free(tmp);
|
---|
1290 | return (FALSE);
|
---|
1291 | }
|
---|
1292 | paranoid_free(tmp);
|
---|
1293 |
|
---|
1294 | asprintf(&do_not_compress_these, last_line_of_file(tmp));
|
---|
1295 | for (p = do_not_compress_these; p != NULL; p++) {
|
---|
1296 | asprintf(&tmp, p);
|
---|
1297 | if (strchr(tmp, ' ')) {
|
---|
1298 | *(strchr(tmp, ' ')) = '\0';
|
---|
1299 | }
|
---|
1300 | if (!strcmp(strrchr(filename, '.'), tmp)) {
|
---|
1301 | paranoid_free(do_not_compress_these);
|
---|
1302 | paranoid_free(tmp);
|
---|
1303 | return (TRUE);
|
---|
1304 | }
|
---|
1305 | paranoid_free(tmp);
|
---|
1306 |
|
---|
1307 | if (!(p = strchr(p, ' '))) {
|
---|
1308 | break;
|
---|
1309 | }
|
---|
1310 | }
|
---|
1311 | paranoid_free(do_not_compress_these);
|
---|
1312 | return (FALSE);
|
---|
1313 | }
|
---|
1314 |
|
---|
1315 |
|
---|
1316 | int mode_of_file(char *fname)
|
---|
1317 | {
|
---|
1318 | struct stat buf;
|
---|
1319 |
|
---|
1320 | if (lstat(fname, &buf)) {
|
---|
1321 | return (-1);
|
---|
1322 | } // error
|
---|
1323 | else {
|
---|
1324 | return (buf.st_mode);
|
---|
1325 | }
|
---|
1326 | }
|
---|
1327 |
|
---|
1328 |
|
---|
1329 | /**
|
---|
1330 | * Create a small script that mounts /boot, calls @c grub-install, and syncs the disks.
|
---|
1331 | * @param outfile Where to put the script.
|
---|
1332 | * @return 0 for success, 1 for failure.
|
---|
1333 | */
|
---|
1334 | int make_grub_install_scriptlet(char *outfile)
|
---|
1335 | {
|
---|
1336 | FILE *fout;
|
---|
1337 | char *tmp;
|
---|
1338 | int retval = 0;
|
---|
1339 |
|
---|
1340 | if ((fout = fopen(outfile, "w"))) {
|
---|
1341 | fprintf(fout,
|
---|
1342 | "#!/bin/sh\n\nmount /boot > /dev/null 2> /dev/null\ngrub-install $@\nres=$?\nsync;sync;sync\nexit $res\n");
|
---|
1343 | paranoid_fclose(fout);
|
---|
1344 | log_msg(2, "Created %s", outfile);
|
---|
1345 | asprintf(&tmp, "chmod +x %s", outfile);
|
---|
1346 | paranoid_system(tmp);
|
---|
1347 | paranoid_free(tmp);
|
---|
1348 |
|
---|
1349 | retval = 0;
|
---|
1350 | } else {
|
---|
1351 | retval = 1;
|
---|
1352 | }
|
---|
1353 | return (retval);
|
---|
1354 | }
|
---|
1355 |
|
---|
1356 | /* @} - end fileGroup */
|
---|
1357 |
|
---|
1358 | void paranoid_alloc(char *alloc, char *orig)
|
---|
1359 | {
|
---|
1360 | paranoid_free(alloc);
|
---|
1361 | asprintf(&alloc, orig);
|
---|
1362 | }
|
---|
1363 |
|
---|