commit a2ec554e83acf57441060f3765efbcd25afec6c6 · pyrox.dev/nixpkgs

+84 -74

nixos/tests/mysql/mysql-replication.nix

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       import ./../make-test-python.nix ({ pkgs, ...} :

     

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       let

     

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         replicateUser = "replicate";

     

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         replicatePassword = "secret";

     

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       in

     

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       {

     

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         name = "mysql-replication";

     

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         meta = with pkgs.lib.maintainers; {

     

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           maintainers = [ eelco shlevy ];

     

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         };

     

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         nodes = {

     

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           master =

     

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             { pkgs, ... }:

     

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             {

     

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               services.mysql.enable = true;

     

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               services.mysql.package = pkgs.mariadb;

     

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               services.mysql.replication.role = "master";

     

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               services.mysql.replication.slaveHost = "%";

     

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               services.mysql.replication.masterUser = replicateUser;

     

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               services.mysql.replication.masterPassword = replicatePassword;

     

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               services.mysql.initialDatabases = [ { name = "testdb"; schema = ./testdb.sql; } ];

     

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               networking.firewall.allowedTCPPorts = [ 3306 ];

     

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             };

     

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           slave1 =

     

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             { pkgs, nodes, ... }:

     

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             {

     

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               services.mysql.enable = true;

     

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               services.mysql.package = pkgs.mariadb;

     

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               services.mysql.replication.role = "slave";

     

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               services.mysql.replication.serverId = 2;

     

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               services.mysql.replication.masterHost = nodes.master.config.networking.hostName;

     

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               services.mysql.replication.masterUser = replicateUser;

     

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               services.mysql.replication.masterPassword = replicatePassword;

     

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             };

     

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           slave2 =

     

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             { pkgs, nodes, ... }:

     

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             {

     

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               services.mysql.enable = true;

     

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               services.mysql.package = pkgs.mariadb;

     

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               services.mysql.replication.role = "slave";

     

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               services.mysql.replication.serverId = 3;

     

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               services.mysql.replication.masterHost = nodes.master.config.networking.hostName;

     

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               services.mysql.replication.masterUser = replicateUser;

     

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               services.mysql.replication.masterPassword = replicatePassword;

     

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             };

     

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         };

     

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         testScript = ''

     

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           master.start()

     

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           master.wait_for_unit("mysql")

     

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           master.wait_for_open_port(3306)

     

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           # Wait for testdb to be fully populated (5 rows).

     

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           master.wait_until_succeeds(

     

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               "sudo -u mysql mysql -u mysql -D testdb -N -B -e 'select count(id) from tests' | grep -q 5"

     

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           )

     

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           slave1.start()

     

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           slave2.start()

     

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           slave1.wait_for_unit("mysql")

     

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           slave1.wait_for_open_port(3306)

     

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           slave2.wait_for_unit("mysql")

     

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           slave2.wait_for_open_port(3306)

     

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           # wait for replications to finish

     

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           slave1.wait_until_succeeds(

     

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               "sudo -u mysql mysql -u mysql -D testdb -N -B -e 'select count(id) from tests' | grep -q 5"

     

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           )

     

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           slave2.wait_until_succeeds(

     

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               "sudo -u mysql mysql -u mysql -D testdb -N -B -e 'select count(id) from tests' | grep -q 5"

     

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           )

     

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           slave2.succeed("systemctl stop mysql")

     

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           master.succeed(

     

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               "echo 'insert into testdb.tests values (123, 456);' | sudo -u mysql mysql -u mysql -N"

     

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           )

     

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           slave2.succeed("systemctl start mysql")

     

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           slave2.wait_for_unit("mysql")

     

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           slave2.wait_for_open_port(3306)

     

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           slave2.wait_until_succeeds(

     

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               "echo 'select * from testdb.tests where Id = 123;' | sudo -u mysql mysql -u mysql -N | grep 456"

     

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           )

     

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         '';

     

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       })

     

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···

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       {

     

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         system ? builtins.currentSystem,

     

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         config ? {},

     

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         pkgs ? import ../../.. { inherit system config; },

     

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         lib ? pkgs.lib

     

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       }:

     

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       let

     

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         inherit (import ./common.nix { inherit pkgs lib; }) mkTestName mariadbPackages;

     

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         replicateUser = "replicate";

     

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         replicatePassword = "secret";

     

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         makeTest = import ./../make-test-python.nix;

     

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         makeReplicationTest = {

     

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           package,

     

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           name ? mkTestName package,

     

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         }: makeTest {

     

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           name = "${name}-replication";

     

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           meta = with pkgs.lib.maintainers; {

     

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             maintainers = [ ajs124 das_j ];

     

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           };

     

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           nodes = {

     

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             primary = {

     

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               services.mysql = {

     

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                 inherit package;

     

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                 enable = true;

     

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                 replication.role = "master";

     

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                 replication.slaveHost = "%";

     

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                 replication.masterUser = replicateUser;

     

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                 replication.masterPassword = replicatePassword;

     

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                 initialDatabases = [ { name = "testdb"; schema = ./testdb.sql; } ];

     

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               };

     

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               networking.firewall.allowedTCPPorts = [ 3306 ];

     

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             };

     

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             secondary1 = { nodes, ... }: {

     

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               services.mysql = {

     

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                 inherit package;

     

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                 enable = true;

     

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                 replication.role = "slave";

     

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                 replication.serverId = 2;

     

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                 replication.masterHost = nodes.primary.config.networking.hostName;

     

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                 replication.masterUser = replicateUser;

     

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                 replication.masterPassword = replicatePassword;

     

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               };

     

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             };

     

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             secondary2 = { nodes, ... }: {

     

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               services.mysql = {

     

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                 inherit package;

     

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                 enable = true;

     

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                 replication.role = "slave";

     

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                 replication.serverId = 3;

     

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                 replication.masterHost = nodes.primary.config.networking.hostName;

     

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                 replication.masterUser = replicateUser;

     

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                 replication.masterPassword = replicatePassword;

     

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               };

     

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             };

     

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           };

     

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           testScript = ''

     

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             primary.start()

     

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             primary.wait_for_unit("mysql")

     

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             primary.wait_for_open_port(3306)

     

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             # Wait for testdb to be fully populated (5 rows).

     

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             primary.wait_until_succeeds(

     

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                 "sudo -u mysql mysql -u mysql -D testdb -N -B -e 'select count(id) from tests' | grep -q 5"

     

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             )

     

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             secondary1.start()

     

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             secondary2.start()

     

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             secondary1.wait_for_unit("mysql")

     

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             secondary1.wait_for_open_port(3306)

     

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             secondary2.wait_for_unit("mysql")

     

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             secondary2.wait_for_open_port(3306)

     

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             # wait for replications to finish

     

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             secondary1.wait_until_succeeds(

     

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                 "sudo -u mysql mysql -u mysql -D testdb -N -B -e 'select count(id) from tests' | grep -q 5"

     

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             )

     

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             secondary2.wait_until_succeeds(

     

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                 "sudo -u mysql mysql -u mysql -D testdb -N -B -e 'select count(id) from tests' | grep -q 5"

     

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             )

     

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             secondary2.succeed("systemctl stop mysql")

     

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             primary.succeed(

     

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                 "echo 'insert into testdb.tests values (123, 456);' | sudo -u mysql mysql -u mysql -N"

     

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             )

     

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             secondary2.succeed("systemctl start mysql")

     

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             secondary2.wait_for_unit("mysql")

     

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             secondary2.wait_for_open_port(3306)

     

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             secondary2.wait_until_succeeds(

     

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                 "echo 'select * from testdb.tests where Id = 123;' | sudo -u mysql mysql -u mysql -N | grep 456"

     

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             )

     

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           '';

     

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         };

     

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       in

     

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         lib.mapAttrs (_: package: makeReplicationTest { inherit package; }) mariadbPackages