There is no option to completely disable SSL on client side, (only environment variable)

# perl test.pl 

DBI connect('database=test;mariadb_socket=/home/an/MirrorCache/mc1/ma/.sock;mariadb_ssl=0;mariadb_ssl_verify_server_cert=0','mirrorcache',...) failed: TLS/SSL error: SSL is required, but the server does not support it at test.pl line 5.

couldnt connect at test.pl line 7.

# 

# 

# MARIADB_TLS_DISABLE_PEER_VERIFICATION=1 perl test.pl

1 rows found.

#

#

# cat test.pl

use strict;

use warnings;

use DBI;

my $dsn = "DBI:MariaDB:database=test;mariadb_socket=/home/an/MirrorCache/mc1/ma/.sock;mariadb_ssl=0;mariadb_ssl_verify_server_cert=0";

my $dbh = DBI->connect($dsn, 'mirrorcache', '');

$dbh or die 'couldnt connect';

my $sth = $dbh->prepare(

    'SELECT version()')

    or die "prepare statement failed: $dbh->errstr()";

$sth->execute() or die "execution failed: $dbh->errstr()";

print (( $sth->rows // "0" ) . " rows found.\n");

$sth->finish;