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call mtr.add_suppression("2001:db8::6:6");
flush status;
flush hosts;
select @@global.debug;
@@global.debug
grant select on test.* to 'root'@'2001:db8::6:6';
grant select on test.* to 'root'@'santa.claus.ipv6.example.com';
select "Con1 is alive";
Con1 is alive
Con1 is alive
select current_user();
current_user()
root@localhost
set global debug_dbug= "+d,vio_peer_addr_fake_ipv6,getnameinfo_error_again";
select "Con2 is alive";
Con2 is alive
Con2 is alive
select current_user();
current_user()
root@2001:db8::6:6
"Dumping performance_schema.host_cache"
IP 2001:db8::6:6
HOST NULL
HOST_VALIDATED NO
SUM_CONNECT_ERRORS 0
COUNT_HOST_BLOCKED_ERRORS 0
COUNT_NAMEINFO_TRANSIENT_ERRORS 1
COUNT_NAMEINFO_PERMANENT_ERRORS 0
COUNT_FORMAT_ERRORS 0
COUNT_ADDRINFO_TRANSIENT_ERRORS 0
COUNT_ADDRINFO_PERMANENT_ERRORS 0
COUNT_FCRDNS_ERRORS 0
COUNT_HOST_ACL_ERRORS 0
COUNT_NO_AUTH_PLUGIN_ERRORS 0
COUNT_AUTH_PLUGIN_ERRORS 0
COUNT_HANDSHAKE_ERRORS 0
COUNT_PROXY_USER_ERRORS 0
COUNT_PROXY_USER_ACL_ERRORS 0
COUNT_AUTHENTICATION_ERRORS 0
COUNT_SSL_ERRORS 0
COUNT_MAX_USER_CONNECTIONS_ERRORS 0
COUNT_MAX_USER_CONNECTIONS_PER_HOUR_ERRORS 0
COUNT_DEFAULT_DATABASE_ERRORS 0
COUNT_INIT_CONNECT_ERRORS 0
COUNT_LOCAL_ERRORS 0
COUNT_UNKNOWN_ERRORS 0
FIRST_ERROR_SEEN set
LAST_ERROR_SEEN set
select "Con3 is alive";
Con3 is alive
Con3 is alive
select current_user();
current_user()
root@2001:db8::6:6
"Dumping performance_schema.host_cache"
IP 2001:db8::6:6
HOST NULL
HOST_VALIDATED NO
SUM_CONNECT_ERRORS 0
COUNT_HOST_BLOCKED_ERRORS 0
COUNT_NAMEINFO_TRANSIENT_ERRORS 2
COUNT_NAMEINFO_PERMANENT_ERRORS 0
COUNT_FORMAT_ERRORS 0
COUNT_ADDRINFO_TRANSIENT_ERRORS 0
COUNT_ADDRINFO_PERMANENT_ERRORS 0
COUNT_FCRDNS_ERRORS 0
COUNT_HOST_ACL_ERRORS 0
COUNT_NO_AUTH_PLUGIN_ERRORS 0
COUNT_AUTH_PLUGIN_ERRORS 0
COUNT_HANDSHAKE_ERRORS 0
COUNT_PROXY_USER_ERRORS 0
COUNT_PROXY_USER_ACL_ERRORS 0
COUNT_AUTHENTICATION_ERRORS 0
COUNT_SSL_ERRORS 0
COUNT_MAX_USER_CONNECTIONS_ERRORS 0
COUNT_MAX_USER_CONNECTIONS_PER_HOUR_ERRORS 0
COUNT_DEFAULT_DATABASE_ERRORS 0
COUNT_INIT_CONNECT_ERRORS 0
COUNT_LOCAL_ERRORS 0
COUNT_UNKNOWN_ERRORS 0
FIRST_ERROR_SEEN set
LAST_ERROR_SEEN set
set global debug_dbug= "+d,vio_peer_addr_fake_ipv6,getnameinfo_fake_ipv6,getaddrinfo_fake_good_ipv6";
select "Con4 is alive";
Con4 is alive
Con4 is alive
select current_user();
current_user()
root@2001:db8::6:6
"Dumping performance_schema.host_cache"
IP 2001:db8::6:6
HOST santa.claus.ipv6.example.com
HOST_VALIDATED YES
SUM_CONNECT_ERRORS 0
COUNT_HOST_BLOCKED_ERRORS 0
COUNT_NAMEINFO_TRANSIENT_ERRORS 2
COUNT_NAMEINFO_PERMANENT_ERRORS 0
COUNT_FORMAT_ERRORS 0
COUNT_ADDRINFO_TRANSIENT_ERRORS 0
COUNT_ADDRINFO_PERMANENT_ERRORS 0
COUNT_FCRDNS_ERRORS 0
COUNT_HOST_ACL_ERRORS 0
COUNT_NO_AUTH_PLUGIN_ERRORS 0
COUNT_AUTH_PLUGIN_ERRORS 0
COUNT_HANDSHAKE_ERRORS 0
COUNT_PROXY_USER_ERRORS 0
COUNT_PROXY_USER_ACL_ERRORS 0
COUNT_AUTHENTICATION_ERRORS 0
COUNT_SSL_ERRORS 0
COUNT_MAX_USER_CONNECTIONS_ERRORS 0
COUNT_MAX_USER_CONNECTIONS_PER_HOUR_ERRORS 0
COUNT_DEFAULT_DATABASE_ERRORS 0
COUNT_INIT_CONNECT_ERRORS 0
COUNT_LOCAL_ERRORS 0
COUNT_UNKNOWN_ERRORS 0
FIRST_ERROR_SEEN set
LAST_ERROR_SEEN set
select "Con5 is alive";
Con5 is alive
Con5 is alive
select current_user();
current_user()
root@2001:db8::6:6
"Dumping performance_schema.host_cache"
IP 2001:db8::6:6
HOST santa.claus.ipv6.example.com
HOST_VALIDATED YES
SUM_CONNECT_ERRORS 0
COUNT_HOST_BLOCKED_ERRORS 0
COUNT_NAMEINFO_TRANSIENT_ERRORS 2
COUNT_NAMEINFO_PERMANENT_ERRORS 0
COUNT_FORMAT_ERRORS 0
COUNT_ADDRINFO_TRANSIENT_ERRORS 0
COUNT_ADDRINFO_PERMANENT_ERRORS 0
COUNT_FCRDNS_ERRORS 0
COUNT_HOST_ACL_ERRORS 0
COUNT_NO_AUTH_PLUGIN_ERRORS 0
COUNT_AUTH_PLUGIN_ERRORS 0
COUNT_HANDSHAKE_ERRORS 0
COUNT_PROXY_USER_ERRORS 0
COUNT_PROXY_USER_ACL_ERRORS 0
COUNT_AUTHENTICATION_ERRORS 0
COUNT_SSL_ERRORS 0
COUNT_MAX_USER_CONNECTIONS_ERRORS 0
COUNT_MAX_USER_CONNECTIONS_PER_HOUR_ERRORS 0
COUNT_DEFAULT_DATABASE_ERRORS 0
COUNT_INIT_CONNECT_ERRORS 0
COUNT_LOCAL_ERRORS 0
COUNT_UNKNOWN_ERRORS 0
FIRST_ERROR_SEEN set
LAST_ERROR_SEEN set
revoke select on test.* from 'root'@'2001:db8::6:6';
revoke select on test.* from 'root'@'santa.claus.ipv6.example.com';
drop user 'root'@'2001:db8::6:6';
drop user 'root'@'santa.claus.ipv6.example.com';
set global debug_dbug= default;
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