wmdeit-cf-wmdelib/mysql.cf

#
#
#

bundle agent mysql(cfg_param)
{
vars:
	"default_cfg" data => '{
		"bind_address":"127.0.0.1",
		"user":"mysql",
		"port":"3306"
	}';

	"cfg" data => mergedata(@(default_cfg),@(cfg_param));

	freebsd::
#		"pkg"  string => "mariadb106-server";
		"pkg"  string => "mysql80-server";
		"service_name" string => "mysql-server";
		"cfg_dir" string => "/usr/local/etc/mysql";
		"cfg_file" string => "/usr/local/etc/mysql/my.cnf";
		"bin_dir" string => "/usr/local/bin";
	debian::
		"pkg"  slist => {"mariadb-server"};
		"client_pkgs" slist => {"mariadb-client"};
		"service_name" string => "mysql";
		"cfg_dir" string => "/etc/mysql";
		"cfg_file" string => "/etc/mysql/my.cnf";
		"bin_dir" string => "/usr/bin";
	any::
		"mysql_cmd" string => "$(bin_dir)/mysql";
		"mysqldump_cmd" string => "$(bin_dir)/mysqldump";

files:
	"$(cfg_dir)/."
	create => "true",
	perms => mog("0755","root","root"),
	handle => "mysql_cfg_dir_created";
	

	"$(cfg_file)" 
	create => "true",
	perms => m("644"),
	edit_template => "$(sys.workdir)/inputs/$(def.wmde_libdir)/templates/my.cnf.mustache",
	template_method => "mustache",
	handle => "mysql_cfg_created",
	depends_on => {"mysql_cfg_dir_created"},
	classes => if_repaired("mysql_repaired");


methods:
	"any" usebundle => wmde_install_packages(@(mysql.pkg),"mysql"),
		depends_on => { "mysql_cfg_created"};

services:
	"$(service_name)"
		depends_on => {"mysql_pkgs_installed"},
		service_policy => "start",
		handle => "mysql_running";

	mysql_repaired::
		"$(service_name)"
		service_policy => "restart",
		depends_on => {"mysql_running","mysql_cfg_created"};

reports:

}



bundle agent install_mysql_client
{
methods:
	"any" usebundle => wmde_install_packages(@(mysql.client_pkgs),"mysql_client"),
		handle => "mysql_client_installed";	
}

body contain mysql_cmd
{
	useshell=>"useshell";
}

bundle agent mysql_table_exists(dbdef,table_name)
{
vars:
	"pass_arg" string => ifelse ( isvariable("dbdef[db_pass]"),
				"-p$(dbdef[db_pass])",""
			);
	"host_arg" string => ifelse ( isvariable("dbdef[db_host]"),
				"-h$(dbdef[db_host])",""
			);
	"user_arg" string => ifelse ( isvariable("dbdef[db_user]"),
				"-u$(dbdef[db_user])",""
			);

	"xargs" string => "$(pass_arg) $(host_arg) $(user_arg)";

	
	"classname" string => "mysql_$(dbdef[db_name])_$(table_name)_exists";

	"cmd" string => 'if mysql $(xargs) -e "show tables LIKE \'$(table_name)\'" $(dbdef[db_name]) | grep -q \'$(table_name)\'; then echo "+$(classname)"; else echo "-$(classname)"; fi';
	
commands:
	"$(cmd)"
		contain => mysql_cmd,
		inform => "false",
		module => "true";

reports:
}

bundle agent mysql_backup_all(cfg)
{

vars:
	"cmd" string => '$(mysql.mysql_cmd) -N -e \'show databases\' | while read dbname; do $(mysql.mysqldump_cmd) --complete-insert --routines --triggers --single-transaction --max_allowed_packet=512M "$dbname" > $(cfg[backup_dir])/"$dbname".sql; done';

reports:
#	"CMD: $(cmd)";

}


bundle agent mysql_backup_db(cfg,file)
{
vars:
	"table_exists_cmd" string => '$(mysql.mysql_cmd) -e "show tables LIKE \'$(table_name)\'" $(cdfg[db_name]) | grep -q $(table_name)';
	"cmd" string => "$(mysql.mysqldump_cmd) --complete-insert --routines --triggers --single-transaction --max_allowed_packet=512M -h$(cfg[db_host]) -u$(cfg[db_user]) -p$(cfg[db_pass]) $(cfg[db_name]) >$(file)";


}

#
# Create cronjob
# @param cfg definition for database, db_user, db_host, db_pass, db_name
# @param file file to dump database into
# @table_name a table in the database which has to exist, if not no dump will be done
# @run "true" or "false", means create cron job or not
#
bundle agent create_mysql_backup_cron_job(cfg,file,table_name,run)
{
classes:
	"create_cron" expression => strcmp("$(run)","true");
vars:
	"table_exists_cmd" string => '$(mysql.mysql_cmd) -u$(cfg[db_user]) -p$(cfg[db_pass]) $(cfg[db_name]) -e "show tables LIKE \'$(table_name)\'" | grep -q $(table_name)';
	"backup_cmd" string => "$(mysql.mysqldump_cmd) --complete-insert --routines --triggers --single-transaction --max_allowed_packet=512M -h$(cfg[db_host]) -u$(cfg[db_user]) -p$(cfg[db_pass]) $(cfg[db_name]) >$(file)";


files:
	!create_cron::
		"/etc/cron.d/$(cfg[db_name])"
		delete=>tidy;

	create_cron::
		"/etc/cron.d/$(cfg[db_name])"
		perms => m("644"),
		create => "true",
		content => "
#
# /etc/cron.d/roundcube
#
SHELL=/bin/sh
PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin

0 * * * *	root	$(table_exists_cmd) && $(backup_cmd)
";


}

bundle agent create_mysql_db(cfg)
{
vars:
	"db_name" string => "$(cfg[db_name])";
	"db_user" string => "$(cfg[db_user])";
	"host" string => "$(cfg[db_user_host])";
	"db_pass" string => "$(cfg[db_pass])";

	"args" string => "-e \"CREATE DATABASE IF NOT EXISTS $(db_name); GRANT ALL PRIVILEGES ON $(db_name).* TO '$(db_user)'@'$(host)' IDENTIFIED BY '$(db_pass)'; \" ";

commands:
	debian::
        	"$(mysql.mysql_cmd)"
		args => "$(args)",
		inform => "false";

reports:
}



bundle agent restore_mysql_db(cfg,file)
{
commands:
	"$(mysql.mysql_cmd)"
	args => "-h$(cfg[db_host]) -u$(cfg[db_user]) -p$(cfg[db_pass]) $(cfg[db_name]) < $(file)",
	contain => wmde_cmd_useshell;	
}