1 | #!/usr/bin/perl -w
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2 | #
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3 | # Analyze the LVM configuration
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4 | # and stor the configuration for restore time
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5 | #
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6 | # $Id$
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7 | #
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8 | # Copyright B. Cornec 2008
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9 | # Provided under the GPL v2
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10 |
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11 | # Syntax: see below
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12 |
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13 | use strict 'vars';
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14 | use Getopt::Long qw(:config auto_abbrev no_ignore_case);
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15 | use Data::Dumper;
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16 | use English;
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17 | use lib qw (lib);
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18 | use ProjectBuilder::Base;
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19 | use ProjectBuilder::Distribution;
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20 | use MondoRescue::Base;
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21 | use MondoRescue::LVM;
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22 |
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23 | =pod
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24 |
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25 | =head1 NAME
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26 |
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27 | mrprepare-lvm - A MondoRescue Tool to restore the LVM configuration and apply it
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28 |
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29 | =head1 DESCRIPTION
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30 |
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31 | B<mrprepare-lvm> gets all the information related to the LVM configuration from stdin or a file and prepare a restoration script
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32 |
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33 | =head1 SYNOPSIS
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34 |
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35 | mrprepare-lvm [-v]|[-q]|[-h]|[--man][-i inputfile][-l logfile][-m multiplier]
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36 |
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37 | =head1 OPTIONS
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38 |
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39 | =over 4
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40 |
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41 | =item B<-v|--verbose>
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42 |
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43 | Be more verbose
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44 |
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45 | =item B<-q|--quiet>
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46 |
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47 | Do not print any output.
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48 |
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49 | =item B<-h|--help>
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50 |
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51 | Print a brief help message and exits.
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52 |
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53 | =item B<--man>
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54 |
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55 | Prints the manual page and exits.
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56 |
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57 | =item B<-i|--input>
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58 |
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59 | Name of the file to get input from. Use stdin by default
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60 |
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61 | The input format is:
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62 | LVM:lvm-version
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63 | PV:pv-information as done with pvdisplay -c
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64 | VG:vg-information as done with vgdisplay -c
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65 | LV:lv-information as done with lvdisplay -c
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66 |
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67 | =item B<-o|--output>
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68 |
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69 | Name of the file to write output to. Use stdout by default.
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70 | The output file is a srpit ready to run in order to setup correctly LVM
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71 |
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72 |
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73 | =back
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74 |
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75 | =head1 WEB SITES
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76 |
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77 | The main Web site of the project is available at L<http://www.mondorescue.org/>. Bug reports should be filled using the trac instance of the project at L<http://trac.mondorescue.org/>.
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78 |
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79 | =head1 USER MAILING LIST
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80 |
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81 | The mailing list of the project is available at L<mailto:mondo@lists.sf.net>
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82 |
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83 | =head1 AUTHORS
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84 |
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85 | The Mondorescue.org team L<http://www.mondorescue.org/> lead by Bruno Cornec L<mailto:bruno@mondorescue.org>.
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86 |
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87 | =head1 COPYRIGHT
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88 |
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89 | Analyze-LVM is distributed under the GPL v2.0 license
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90 | described in the file C<COPYING> included with the distribution.
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91 |
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92 | =cut
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93 |
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94 |
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95 | # ---------------------------------------------------------------------------
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96 | # Globals
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97 | my %opts; # CLI Options
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98 |
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99 | # Initialize the syntax string
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100 |
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101 | pb_syntax_init("mrprepare-lvm Version PBVER-rPBREV\n");
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102 |
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103 | # Handle options
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104 | #
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105 | GetOptions("help|?|h" => \$opts{'h'},
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106 | "man" => \$opts{'man'},
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107 | "verbose|v+" => \$opts{'v'},
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108 | "quiet|q" => \$opts{'q'},
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109 | "input|i=s" => \$opts{'o'},
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110 | "output|o=s" => \$opts{'o'},
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111 | "multiplier|m=s" => \$opts{'o'},
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112 | "log-files|l=s" => \$opts{'l'},
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113 | "version|V" => \$opts{'V'},
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114 | ) || pb_syntax(-1,0);
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115 |
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116 | # easy options
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117 | if (defined $opts{'h'}) {
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118 | pb_syntax(0,1);
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119 | }
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120 | if (defined $opts{'man'}) {
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121 | pb_syntax(0,2);
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122 | }
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123 | if (defined $opts{'v'}) {
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124 | $pbdebug = $opts{'v'};
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125 | }
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126 | if (defined $opts{'q'}) {
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127 | $pbdebug = -1;
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128 | }
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129 | my $mrmult = 1;
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130 | if (defined $opts{'m'}) {
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131 | $mrmult = $opts{'m'};
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132 | }
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133 |
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134 | #
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135 | # Global variables
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136 | #
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137 | my $MRMINI_VERSION = "PBVER-rPBREV";
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138 | my $MRMINI_PREFIX = "PBPREFIX";
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139 | my $MRMINI_CONF = "PBCONF";
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140 | my $MRMINI_LIB = "PBLIB";
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141 | my $MRMINI_SBIN = "$MRMINI_PREFIX/sbin";
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142 | #
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143 | # Temp dir
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144 | #
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145 | pb_temp_init();
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146 |
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147 | # -------------------------------- main -----------------------------------
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148 | # Where to send the output
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149 | my $OUTPUT = \*STDOUT;
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150 | if (defined $opts{'o'}) {
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151 | open(OUTPUT, "> $opts{'o'}") || mr_exit(-1, "Unable to write to $opts{'o'}");
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152 | $OUTPUT = \*OUTPUT;
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153 | }
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154 |
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155 | # Where to get the input
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156 | my $INPUT = \*STDIN;
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157 | if (defined $opts{'i'}) {
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158 | open(INPUT, " $opts{'i'}") || mr_exit(-1, "Unable to read from $opts{'i'}");
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159 | $INPUT = \*INPUT;
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160 | }
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161 |
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162 | mr_lvm_prepare($INPUT,$OUTPUT,$mrmult);
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163 |
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164 | close($INPUT);
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165 | close($OUTPUT);
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166 | #WriteShutdownScript
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167 | mr_exit(0,"End of mrprepare-lvm");
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