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- Support CentOS Stream 8 and 9.

    1: #!/usr/bin/perl
    2: #
    3: # The LearningOnline Network with CAPA
    4: #
    5: # $Id: distprobe,v 1.26 2021/12/21 13:57:47 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'.$2;
   69:         if ($1 eq ' Stream') {
   70:             $dist .= '-stream';
   71:         }
   72:     } elsif ($versionstring =~ /Scientific Linux (?:SL )?release ([\d.]+) /) {
   73:         my $ver = $1;
   74:         $ver =~ s/\.\d+$//;
   75:         $dist = 'scientific'.$ver;
   76:     } elsif ($versionstring =~ /Rocky Linux release ([\d.]+)/) {
   77:         my $ver = $1;
   78:         $ver =~ s/\.\d+$//;
   79:         $dist = 'rocky'.$ver;
   80:     } elsif ($versionstring =~ /AlmaLinux release ([\d.]+)/) {
   81:         my $ver = $1;
   82:         $ver =~ s/\.\d+$//;
   83:         $dist = 'alma'.$ver;
   84:     } else {
   85:         warn('Unable to interpret /etc/redhat-release '.
   86:              'to determine system type');
   87:         $unknown = 1;
   88:     }
   89: } elsif (-e '/etc/SuSE-release') {
   90:     open(IN,'</etc/SuSE-release');
   91:     my $versionstring=<IN>;
   92:     chomp($versionstring);
   93:     close(IN);
   94:     if ($versionstring =~ /^SUSE LINUX Enterprise Server ([\d\.]+) /i) {
   95:         $dist='sles'.$1;
   96:     } elsif ($versionstring =~ /^SuSE Linux ([\d\.]+) /i) {
   97:         $dist = 'suse'.$1;
   98:     } elsif ($versionstring =~ /^openSUSE ([\d\.]+) /i) {
   99:         $dist = 'suse'.$1;
  100:     } else {
  101:         warn('Unable to interpret /etc/SuSE-release '.
  102:              'to determine system type');
  103:         $unknown = 1;
  104:     }
  105: } elsif (-e '/etc/issue') {
  106:     open(IN,'</etc/issue');
  107:     my $versionstring=<IN>;
  108:     chomp($versionstring);
  109:     close(IN);
  110:     if ($versionstring =~ /^Ubuntu (\d+)\.\d+/i) {
  111:         $dist = 'ubuntu'.$1;
  112:     } elsif ($versionstring =~ /^Debian\s+GNU\/Linux\s+(\d+)\.\d+/i) {
  113:         $dist = 'debian'.$1;
  114:     } elsif (-e '/etc/debian_version') {
  115:         open(IN,'</etc/debian_version');
  116:         my $version=<IN>;
  117:         chomp($version);
  118:         close(IN);
  119:         if ($version =~  /^(\d+)\.\d+\.?\d*/) {
  120:             $dist='debian'.$1;
  121:         } else {
  122:             warn('Unable to interpret /etc/debian_version '.
  123:                  'to determine system type');
  124:             $unknown = 1;
  125:         }
  126:     }
  127: } elsif (-e '/etc/debian_version') {
  128:     open(IN,'</etc/debian_version');
  129:     my $version=<IN>;
  130:     chomp($version);
  131:     close(IN);
  132:     if ($version =~  /^(\d+)\.\d+\.?\d*/) {
  133:         $dist='debian'.$1;
  134:     } else {
  135:         warn('Unable to interpret /etc/debian_version '.
  136:              'to determine system type');
  137:         $unknown = 1;
  138:     }
  139: }
  140: if (($dist eq 'default') && (!$unknown)) {
  141:     if (-e '/etc/os-release') {
  142:         if (open(IN,'<','/etc/os-release')) {
  143:             my ($id,$version);
  144:             while(<IN>) {
  145:                 chomp();
  146:                 if (/^ID="(\w+)"/) {
  147:                     $id=$1;
  148:                 } elsif (/^VERSION_ID="([\d\.]+)"/) {
  149:                     $version=$1;
  150:                 }
  151:             }
  152:             close(IN);
  153:             if ($id eq 'sles') {
  154:                 my ($major,$minor) = split(/\./,$version);
  155:                 if ($major =~ /^\d+$/) {
  156:                     $dist = $id.$major;
  157:                 }
  158:             }
  159:         }
  160:         if ($dist eq 'default') {
  161:             warn('Unable to interpret /etc/os-release '.
  162:                  'to determine system type.');
  163:             $unknown = 1;
  164:         }
  165:     } else {
  166:         warn('Unknown installation: expecting a debian, ubuntu, suse, sles, redhat, fedora or scientific linux system.')."\n";
  167:     }
  168: }
  169: print $dist;