blob: 84d70cf3524646f5a762b9b9250069095138f886 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
|
import ./make-test.nix ({ pkgs, ...} :
let
replicateUser = "replicate";
replicatePassword = "secret";
in
{
name = "mysql-replication";
meta = with pkgs.stdenv.lib.maintainers; {
maintainers = [ eelco chaoflow shlevy ];
};
nodes = {
master =
{ pkgs, ... }:
{
services.mysql.enable = true;
services.mysql.package = pkgs.mysql;
services.mysql.replication.role = "master";
services.mysql.replication.slaveHost = "%";
services.mysql.replication.masterUser = replicateUser;
services.mysql.replication.masterPassword = replicatePassword;
services.mysql.initialDatabases = [ { name = "testdb"; schema = ./testdb.sql; } ];
networking.firewall.allowedTCPPorts = [ 3306 ];
};
slave1 =
{ pkgs, nodes, ... }:
{
services.mysql.enable = true;
services.mysql.package = pkgs.mysql;
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, nodes, ... }:
{
services.mysql.enable = true;
services.mysql.package = pkgs.mysql;
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 = ''
$master->start;
$master->waitForUnit("mysql");
$master->waitForOpenPort(3306);
# Wait for testdb to be fully populated (5 rows).
$master->waitUntilSucceeds("mysql -u root -D testdb -N -B -e 'select count(id) from tests' | grep -q 5");
$slave1->start;
$slave2->start;
$slave1->waitForUnit("mysql");
$slave1->waitForOpenPort(3306);
$slave2->waitForUnit("mysql");
$slave2->waitForOpenPort(3306);
# wait for replications to finish
$slave1->waitUntilSucceeds("mysql -u root -D testdb -N -B -e 'select count(id) from tests' | grep -q 5");
$slave2->waitUntilSucceeds("mysql -u root -D testdb -N -B -e 'select count(id) from tests' | grep -q 5");
$slave2->succeed("systemctl stop mysql");
$master->succeed("echo 'insert into testdb.tests values (123, 456);' | mysql -u root -N");
$slave2->succeed("systemctl start mysql");
$slave2->waitForUnit("mysql");
$slave2->waitForOpenPort(3306);
$slave2->waitUntilSucceeds("echo 'select * from testdb.tests where Id = 123;' | mysql -u root -N | grep 456");
'';
})
|