MaxScale/maxscale-system-test/kerberos_setup.cpp
2018-02-02 16:05:14 +02:00

160 lines
7.7 KiB
C++

/**
* @file kerberos_setup.cpp Attempt to configure KDC and try to use passwordless authentification
* - configure KDC on Maxscale machine and Kerberos workstation on all other nodes
* - create MariaDB user which is authentificated via GSSAPI
* - try to login to Maxscale as this GSSAPI user and execute simple query
*/
#include <iostream>
#include "testconnections.h"
int main(int argc, char *argv[])
{
TestConnections * Test = new TestConnections(argc, argv);
Test->set_timeout(1000);
char str[1024];
char str1[1024];
int i;
// To be moved to MDBCI
Test->tprintf("Creating 'hosts' file\n");
FILE * f;
f = fopen("hosts", "wt");
for (i = 0; i < Test->repl->N; i++)
{
fprintf(f, "%s node_%03d.maxscale.test\n", Test->repl->IP[i], i);
fprintf(f, "%s node_%03d\n", Test->repl->IP[i], i);
}
fprintf(f, "%s maxscale.maxscale.test\n", Test->maxscales->IP[0]);
fprintf(f, "%s maxscale\n", Test->maxscales->IP[0]);
fclose(f);
Test->tprintf("Copying 'hosts' and krb5.conf files to all nodes, installing kerberos client and MariaDB plugins\n");
sprintf(str, "%s/krb5.conf", test_dir);
for (i = 0; i < Test->repl->N; i++)
{
Test->repl->ssh_node(i, (char *)
"yum clean all", true);
Test->repl->ssh_node(i, (char *)
"yum install -y MariaDB-gssapi-server MariaDB-gssapi-client krb5-workstation pam_krb5", true);
Test->repl->copy_to_node_legacy(str, Test->repl->access_homedir[i], i);
sprintf(str1, "cp %s/krb5.conf /etc/", Test->repl->access_homedir[i]);
Test->repl->ssh_node(i, str1, true);
Test->repl->copy_to_node_legacy((char *) "hosts", Test->repl->access_homedir[i], i);
sprintf(str1, "cp %s/hosts /etc/", Test->repl->access_homedir[i]);
Test->repl->ssh_node(i, str1, true);
}
Test->tprintf("Copying 'hosts' and krb5.conf files to Maxscale node\n");
Test->maxscales->copy_to_node_legacy((char *) "hosts", Test->maxscales->access_homedir[0], 0);
Test->maxscales->ssh_node_f(0, true, (char *) "cp %s/hosts /etc/", Test->maxscales->access_homedir[0]);
Test->maxscales->copy_to_node_legacy(str, Test->maxscales->access_homedir[0], 0);
Test->maxscales->ssh_node_f(0, true, (char *) "cp %s/krb5.conf /etc/", Test->maxscales->access_homedir[0]);
Test->tprintf("Instaling Kerberos server packages to Maxscale node\n");
Test->maxscales->ssh_node(0, (char *) "yum clean all", true);
Test->maxscales->ssh_node(0, (char *) "yum install rng-tools -y", true);
Test->maxscales->ssh_node(0, (char *) "rngd -r /dev/urandom -o /dev/random", true);
Test->maxscales->ssh_node(0, (char *)
"yum install -y MariaDB-gssapi-server MariaDB-gssapi-client krb5-server krb5-workstation pam_krb5", true);
Test->maxscales->ssh_node_f(0, true, (char *)
"yum install -y MariaDB-gssapi-server MariaDB-gssapi-client krb5-server krb5-workstation pam_krb5", true);
Test->tprintf("Configuring Kerberos server\n");
Test->maxscales->ssh_node(0, (char *)
"sed -i \"s/EXAMPLE.COM/MAXSCALE.TEST/\" /var/kerberos/krb5kdc/kdc.conf", true);
Test->maxscales->ssh_node(0, (char *)
"sed -i \"s/EXAMPLE.COM/MAXSCALE.TEST/\" /var/kerberos/krb5kdc/kadm5.acl", true);
Test->tprintf("Creating Kerberos DB and admin principal\n");
Test->maxscales->ssh_node(0, (char *) "kdb5_util create -P skysql -r MAXSCALE.TEST -s", true);
Test->maxscales->ssh_node(0, (char *) "kadmin.local -q \"addprinc -pw skysql admin/admin@MAXSCALE.TEST\"",
true);
Test->tprintf("Opening ports 749 and 88\n");
Test->maxscales->ssh_node(0, (char *) "iptables -I INPUT -p tcp --dport 749 -j ACCEPT", true);
Test->maxscales->ssh_node(0, (char *) "iptables -I INPUT -p tcp --dport 88 -j ACCEPT", true);
Test->tprintf("Starting Kerberos\n");
Test->maxscales->ssh_node(0, (char *) "service krb5kdc start", true);
Test->maxscales->ssh_node(0, (char *) "service kadmin start", true);
Test->tprintf("Creating principal\n");
Test->maxscales->ssh_node(0, (char *)
"echo \"skysql\" | sudo kadmin -p admin/admin -q \"addprinc -randkey mariadb/maxscale.test\"", true);
Test->tprintf("Creating keytab file\n");
Test->maxscales->ssh_node(0, (char *)
"echo \"skysql\" | sudo kadmin -p admin/admin -q \"ktadd mariadb/maxscale.test\"", true);
Test->tprintf("Making keytab file readable for all\n");
Test->maxscales->ssh_node(0, (char *) "chmod a+r /etc/krb5.keytab;", true);
Test->maxscales->ssh_node(0, (char *) "kinit mariadb/maxscale.test@MAXSCALE.TEST -k -t /etc/krb5.keytab",
false);
Test->maxscales->ssh_node(0, (char *)
"mkdir -p /home/maxscale", true);
Test->maxscales->ssh_node(0, (char *)
"su maxscale --login -s /bin/sh -c \"kinit mariadb/maxscale.test@MAXSCALE.TEST -k -t /etc/krb5.keytab\"",
true);
Test->tprintf("Coping keytab file from Maxscale node\n");
Test->maxscales->copy_from_node_legacy((char *) "/etc/krb5.keytab", (char *) ".", 0);
Test->tprintf("Coping keytab and .cnf files to all nodes and executing knit for all nodes\n");
for (i = 0; i < Test->repl->N; i++)
{
sprintf(str, "%s/kerb.cnf", test_dir);
Test->repl->copy_to_node_legacy(str, Test->repl->access_homedir[i], i);
Test->repl->ssh_node_f(i, true, "cp %s/kerb.cnf /etc/my.cnf.d/", Test->repl->access_homedir[i]);
Test->repl->copy_to_node_legacy((char *) "krb5.keytab", Test->repl->access_homedir[i], i);
Test->repl->ssh_node(i, (char *) "cp ~/krb5.keytab /etc/", true);
Test->repl->ssh_node_f(i, true, "cp %s/krb5.keytab /etc/", Test->repl->access_homedir[i]);
Test->repl->ssh_node(i, (char *) "kinit mariadb/maxscale.test@MAXSCALE.TEST -k -t /etc/krb5.keytab", false);
}
Test->tprintf("Installing gssapi plugin to all nodes\n");
Test->repl->connect();
Test->repl->execute_query_all_nodes((char *) "INSTALL SONAME 'auth_gssapi'");
Test->repl->close_connections();
Test->tprintf("Creating usr1 user\n");
Test->repl->connect();
Test->try_query(Test->repl->nodes[0],
(char *) "CREATE USER usr1 IDENTIFIED VIA gssapi AS 'mariadb/maxscale.test@MAXSCALE.TEST'");
Test->try_query(Test->repl->nodes[0], (char *) "grant all privileges on *.* to 'usr1'");
Test->repl->close_connections();
Test->tprintf("Trying use usr1 to execute query: RW Split\n");
Test->add_result(
Test->repl->ssh_node(1,
"echo select User,Host from mysql.user | mysql -uusr1 -h maxscale.maxscale.test -P 4006", false),
"Error executing query against RW Split\n");
Test->tprintf("Trying use usr1 to execute query: Read Connection Master\n");
Test->add_result(
Test->repl->ssh_node(1,
"echo select User,Host from mysql.user | mysql -uusr1 -h maxscale.maxscale.test -P 4008", false),
"Error executing query against Read Connection Master\n");
Test->tprintf("Trying use usr1 to execute query: Read Connection Slave\n");
Test->add_result(
Test->repl->ssh_node(1,
"echo select User,Host from mysql.user | mysql -uusr1 -h maxscale.maxscale.test -P 4009", false),
"Error executing query against Read Connection Slave\n");
for (int i = 0; i < Test->repl->N; i++)
{
Test->repl->ssh_node(i, "sudo rm -f /etc/my.cnf.d/kerb.cnf", true);
}
int rval = Test->global_result;
delete Test;
return rval;
}