nixpkgs/nixos/tests/mysql-replication.nix

58 lines
1.6 KiB
Nix

{ pkgs, ... }:
let
replicateUser = "replicate";
replicatePassword = "secret";
in
{
nodes = {
master =
{ pkgs, config, ... }:
{
services.mysql.enable = true;
services.mysql.replication.role = "master";
services.mysql.initialDatabases = [ { name = "testdb"; schema = ./testdb.sql; } ];
services.mysql.initialScript = pkgs.writeText "initmysql"
''
create user '${replicateUser}'@'%' identified by '${replicatePassword}';
grant replication slave on *.* to '${replicateUser}'@'%';
'';
};
slave1 =
{ pkgs, config, nodes, ... }:
{
services.mysql.enable = true;
services.mysql.replication.role = "slave";
services.mysql.replication.serverId = 2;
services.mysql.replication.masterHost = nodes.master.config.networking.hostName;
services.mysql.replication.masterUser = replicateUser;
services.mysql.replication.masterPassword = replicatePassword;
};
slave2 =
{ pkgs, config, nodes, ... }:
{
services.mysql.enable = true;
services.mysql.replication.role = "slave";
services.mysql.replication.serverId = 3;
services.mysql.replication.masterHost = nodes.master.config.networking.hostName;
services.mysql.replication.masterUser = replicateUser;
services.mysql.replication.masterPassword = replicatePassword;
};
};
testScript = ''
startAll;
$master->waitForUnit("mysql");
$master->waitForUnit("mysql");
$slave2->waitForUnit("mysql");
$slave2->sleep(100); # Hopefully this is long enough!!
$slave2->succeed("echo 'use testdb; select * from tests' | mysql -u root -N | grep 4");
'';
}