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- Support Rocky Linux 8 and AlmaLinux 8

    1: #!/usr/bin/perl
    2: #
    3: # The LearningOnline Network with CAPA
    4: #
    5: # $Id: distprobe,v 1.25 2021/12/20 03:13:29 raeburn Exp $
    6: #
    7: # Copyright Michigan State University Board of Trustees
    8: #
    9: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
   10: #
   11: # LON-CAPA is free software; you can redistribute it and/or modify
   12: # it under the terms of the GNU General Public License as published by
   13: # the Free Software Foundation; either version 2 of the License, or
   14: # (at your option) any later version.
   15: #
   16: # LON-CAPA is distributed in the hope that it will be useful,
   17: # but WITHOUT ANY WARRANTY; without even the implied warranty of
   18: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   19: # GNU General Public License for more details.
   20: #
   21: # You should have received a copy of the GNU General Public License
   22: # along with LON-CAPA; if not, write to the Free Software
   23: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
   24: #
   25: # /home/httpd/html/adm/gpl.txt
   26: #
   27: # http://www.lon-capa.org/
   28: #
   29: 
   30: my $dist='default';
   31: my $unknown;
   32: if (-e '/etc/oracle-release') {
   33:     open(IN,'</etc/oracle-release');
   34:     my $versionstring=<IN>;
   35:     chomp($versionstring);
   36:     close(IN);
   37:     if ($versionstring =~ /^Oracle Linux Server release (\d+)/) {
   38:         $dist = 'oracle'.$1;
   39:     }
   40: } elsif (-e '/etc/redhat-release') {
   41:     open(IN,'</etc/redhat-release');
   42:     my $versionstring=<IN>;
   43:     chomp($versionstring);
   44:     close(IN);
   45:     if ($versionstring =~ /^Red Hat Linux release ([\d\.]+) /) {
   46:         $version = $1;
   47:         if ($version=~/^7\./) {
   48:             $dist='redhat7';
   49:         } elsif ($version=~/^8\./) {
   50:             $dist='redhat8';
   51:         } elsif ($version=~/^9/) {
   52:             $dist='redhat9';
   53:         }
   54:     } elsif ($versionstring =~ /Fedora( Core)? release ([\d\.]+) /) {
   55: 	my $version=$2;
   56: 	if ($version - int($version) > .9) {
   57: 	    $dist = 'fedora'.(int($version)+1);
   58: 	} else {
   59: 	    $dist = 'fedora'.int($version);
   60: 	}
   61:     } elsif ($versionstring =~ /Red Hat Enterprise Linux [AE]S release ([\d\.]+) /) {
   62:         $dist = 'rhes'.$1;
   63:     } elsif ($versionstring =~ /Red Hat Enterprise Linux Server release (\d+)/) {
   64:         $dist = 'rhes'.$1;
   65:     } elsif ($versionstring =~ /Red Hat Enterprise Linux release (\d+)/) {
   66:         $dist = 'rhes'.$1;
   67:     } elsif ($versionstring =~ /CentOS(?:| Linux| Stream) release (\d+)/) {
   68:         $dist = 'centos'.$1;
   69:     } elsif ($versionstring =~ /Scientific Linux (?:SL )?release ([\d.]+) /) {
   70:         my $ver = $1;
   71:         $ver =~ s/\.\d+$//;
   72:         $dist = 'scientific'.$ver;
   73:     } elsif ($versionstring =~ /Rocky Linux release ([\d.]+)/) {
   74:         my $ver = $1;
   75:         $ver =~ s/\.\d+$//;
   76:         $dist = 'rocky'.$ver;
   77:     } elsif ($versionstring =~ /AlmaLinux release ([\d.]+)/) {
   78:         my $ver = $1;
   79:         $ver =~ s/\.\d+$//;
   80:         $dist = 'alma'.$ver;
   81:     } else {
   82:         warn('Unable to interpret /etc/redhat-release '.
   83:              'to determine system type');
   84:         $unknown = 1;
   85:     }
   86: } elsif (-e '/etc/SuSE-release') {
   87:     open(IN,'</etc/SuSE-release');
   88:     my $versionstring=<IN>;
   89:     chomp($versionstring);
   90:     close(IN);
   91:     if ($versionstring =~ /^SUSE LINUX Enterprise Server ([\d\.]+) /i) {
   92:         $dist='sles'.$1;
   93:     } elsif ($versionstring =~ /^SuSE Linux ([\d\.]+) /i) {
   94:         $dist = 'suse'.$1;
   95:     } elsif ($versionstring =~ /^openSUSE ([\d\.]+) /i) {
   96:         $dist = 'suse'.$1;
   97:     } else {
   98:         warn('Unable to interpret /etc/SuSE-release '.
   99:              'to determine system type');
  100:         $unknown = 1;
  101:     }
  102: } elsif (-e '/etc/issue') {
  103:     open(IN,'</etc/issue');
  104:     my $versionstring=<IN>;
  105:     chomp($versionstring);
  106:     close(IN);
  107:     if ($versionstring =~ /^Ubuntu (\d+)\.\d+/i) {
  108:         $dist = 'ubuntu'.$1;
  109:     } elsif ($versionstring =~ /^Debian\s+GNU\/Linux\s+(\d+)\.\d+/i) {
  110:         $dist = 'debian'.$1;
  111:     } elsif (-e '/etc/debian_version') {
  112:         open(IN,'</etc/debian_version');
  113:         my $version=<IN>;
  114:         chomp($version);
  115:         close(IN);
  116:         if ($version =~  /^(\d+)\.\d+\.?\d*/) {
  117:             $dist='debian'.$1;
  118:         } else {
  119:             warn('Unable to interpret /etc/debian_version '.
  120:                  'to determine system type');
  121:             $unknown = 1;
  122:         }
  123:     }
  124: } elsif (-e '/etc/debian_version') {
  125:     open(IN,'</etc/debian_version');
  126:     my $version=<IN>;
  127:     chomp($version);
  128:     close(IN);
  129:     if ($version =~  /^(\d+)\.\d+\.?\d*/) {
  130:         $dist='debian'.$1;
  131:     } else {
  132:         warn('Unable to interpret /etc/debian_version '.
  133:              'to determine system type');
  134:         $unknown = 1;
  135:     }
  136: }
  137: if (($dist eq 'default') && (!$unknown)) {
  138:     if (-e '/etc/os-release') {
  139:         if (open(IN,'<','/etc/os-release')) {
  140:             my ($id,$version);
  141:             while(<IN>) {
  142:                 chomp();
  143:                 if (/^ID="(\w+)"/) {
  144:                     $id=$1;
  145:                 } elsif (/^VERSION_ID="([\d\.]+)"/) {
  146:                     $version=$1;
  147:                 }
  148:             }
  149:             close(IN);
  150:             if ($id eq 'sles') {
  151:                 my ($major,$minor) = split(/\./,$version);
  152:                 if ($major =~ /^\d+$/) {
  153:                     $dist = $id.$major;
  154:                 }
  155:             }
  156:         }
  157:         if ($dist eq 'default') {
  158:             warn('Unable to interpret /etc/os-release '.
  159:                  'to determine system type.');
  160:             $unknown = 1;
  161:         }
  162:     } else {
  163:         warn('Unknown installation: expecting a debian, ubuntu, suse, sles, redhat, fedora or scientific linux system.')."\n";
  164:     }
  165: }
  166: print $dist;