{ use MIME::Base64 qw(encode_base64); my $service; my $rec; my $pw; # Store the cacti password in the configuration database (if not already there) $service = 'cacti'; $rec = $DB->get($service) || $DB->new_record($service, {type => 'service'}); $pw = $rec->prop('DbPassword'); if (! $pw) { if ( open( RANDOM, "/dev/urandom" ) ) { my $buf; # 57 bytes is a full line of Base64 coding, and contains # 456 bits of randomness - given a perfectly random /dev/random if ( read( RANDOM, $buf, 57 ) != 57 ) { warn("Short read from /dev/random: $!"); } else { $pw = encode_base64($buf); chomp $pw; } close RANDOM; } else { warn "Could not open /dev/urandom: $!"; } $rec->set_prop('DbPassword', $pw); } $pwa = $rec->prop('AdminPassword'); if (! $pwa) { if ( open( RANDOM, "/dev/urandom" ) ) { my $buf; # 57 bytes is a full line of Base64 coding, and contains # 456 bits of randomness - given a perfectly random /dev/random if ( read( RANDOM, $buf, 15 ) != 15 ) { warn("Short read from /dev/random: $!"); } else { $pwa = encode_base64($buf); chomp $pwa; } close RANDOM; } else { warn "Could not open /dev/urandom: $!"; } $rec->set_prop('AdminPassword', $pwa); } }