MySQL 8.0.3 Release Candidate removes MYSQL_SECURE_AUTH

[yahonda]

MySQL 8.0.3 Release Candidate has been released which removes MYSQL_SECURE_AUTH.

https://dev.mysql.com/doc/relnotes/mysql/8.0/en/news-8-0-3.html#mysqld-8-0-3-capi

The deprecated secure_auth system variable and --secure-auth client option have been removed. The MYSQL_SECURE_AUTH option for the mysql_options() C API function was removed.

According to MySQL 5.7 document MYSQL_SECURE_AUTH has been enabled by default in 5.7
https://dev.mysql.com/doc/refman/5.7/en/mysql-options.html

MYSQL_SECURE_AUTH (argument type: my_bool *)
Whether to connect to a server that does not support the password hashing used in MySQL 4.1.1 and later. This option is enabled by default.

Steps to reproduce

• Installed MySQL 8.0.3 Release Candidate

$ rpm -qa |grep -i mysql-community
mysql-community-common-8.0.3-0.1.rc.fc26.x86_64
mysql-community-libs-compat-8.0.3-0.1.rc.fc26.x86_64
mysql-community-client-8.0.3-0.1.rc.fc26.x86_64
mysql-community-server-8.0.3-0.1.rc.fc26.x86_64
mysql-community-devel-8.0.3-0.1.rc.fc26.x86_64
mysql-community-libs-8.0.3-0.1.rc.fc26.x86_64
$

• Remove mysql gem from Gemfile

• bundle exec rake spec

$ bundle exec rake spec
cd tmp/x86_64-linux/mysql2/2.4.2
/usr/bin/gmake
compiling ../../../../ext/mysql2/client.c
../../../../ext/mysql2/client.c: In function ‘_mysql_client_options’:
../../../../ext/mysql2/client.c:886:10: error: ‘MYSQL_SECURE_AUTH’ undeclared (first use in this function); did you mean ‘MYSQL_DEFAULT_AUTH’?
     case MYSQL_SECURE_AUTH:
          ^~~~~~~~~~~~~~~~~
          MYSQL_DEFAULT_AUTH
../../../../ext/mysql2/client.c:886:10: note: each undeclared identifier is reported only once for each function it appears in
../../../../ext/mysql2/client.c: In function ‘set_secure_auth’:
../../../../ext/mysql2/client.c:1315:38: error: ‘MYSQL_SECURE_AUTH’ undeclared (first use in this function); did you mean ‘MYSQL_DEFAULT_AUTH’?
   return _mysql_client_options(self, MYSQL_SECURE_AUTH, value);
                                      ^~~~~~~~~~~~~~~~~
                                      MYSQL_DEFAULT_AUTH
../../../../ext/mysql2/client.c:1316:1: warning: control reaches end of non-void function [-Wreturn-type]
 }
 ^
../../../../ext/mysql2/client.c: At top level:
cc1: warning: unrecognized command line option ‘-Wno-used-but-marked-unused’
cc1: warning: unrecognized command line option ‘-Wno-static-in-inline’
cc1: warning: unrecognized command line option ‘-Wno-reserved-id-macro’
cc1: warning: unrecognized command line option ‘-Wno-missing-variable-declarations’
cc1: warning: unrecognized command line option ‘-Wno-documentation-unknown-command’
cc1: warning: unrecognized command line option ‘-Wno-disabled-macro-expansion’
cc1: warning: unrecognized command line option ‘-Wno-covered-switch-default’
cc1: warning: unrecognized command line option ‘-Wno-conditional-uninitialized’
cc1: warning: unrecognized command line option ‘-Wno-self-assign’
cc1: warning: unrecognized command line option ‘-Wno-constant-logical-operand’
cc1: warning: unrecognized command line option ‘-Wno-parentheses-equality’
gmake: *** [Makefile:242: client.o] Error 1
rake aborted!
Command failed with status (2): [/usr/bin/gmake...]
/home/yahonda/.rbenv/versions/2.4.2/bin/bundle:23:in `load'
/home/yahonda/.rbenv/versions/2.4.2/bin/bundle:23:in `<main>'
Tasks: TOP => spec => compile => compile:x86_64-linux => compile:mysql2:x86_64-linux => copy:mysql2:x86_64-linux:2.4.2 => tmp/x86_64-linux/mysql2/2.4.2/mysql2.so
(See full trace by running task with --trace)
$

• Environment

$ more /etc/redhat-release
Fedora release 26 (Twenty Six)
$ ruby -v
ruby 2.4.2p198 (2017-09-14 revision 59899) [x86_64-linux]

[yahonda]

Fixed by #892