commit 4fd8bff9d87b9d2afe7a0de77e6b2b6debfbf165 · pyrox.dev/nixpkgs

nixos/tests/kafka/default.nix

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       {

     

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         base = import ./base.nix { inherit system pkgs; };

     

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         cluster = import ./cluster.nix { inherit system pkgs; };

     

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         mirrormaker = import ./mirrormaker.nix { inherit system pkgs; };

     

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       }

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nixos/tests/kafka/mirrormaker.nix

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       import ../make-test-python.nix (

     

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         { lib, pkgs, ... }:

     

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         let

     

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           inherit (lib) mkMerge;

     

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           # Generate with `kafka-storage.sh random-uuid`

     

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           clusterAId = "ihzlrasUQ9O3Yy0ZWYkd6w";

     

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           clusterBId = "Bnu_zrzKRH6-7KcK7t3I5Q";

     

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           kafkaConfig = {

     

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             networking.firewall.allowedTCPPorts = [

     

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               9092

     

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               9093

     

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             ];

     

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             virtualisation.diskSize = 1024;

     

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             virtualisation.memorySize = 1024 * 2;

     

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             environment.systemPackages = [ pkgs.apacheKafka ];

     

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             services.apache-kafka = {

     

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               enable = true;

     

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               formatLogDirs = true;

     

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               settings = {

     

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                 listeners = [

     

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                   "PLAINTEXT://:9092"

     

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                   "CONTROLLER://:9093"

     

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                 ];

     

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                 "listener.security.protocol.map" = [

     

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                   "PLAINTEXT:PLAINTEXT"

     

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                   "CONTROLLER:PLAINTEXT"

     

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                 ];

     

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                 "controller.listener.names" = [ "CONTROLLER" ];

     

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                 "process.roles" = [

     

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                   "broker"

     

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                   "controller"

     

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                 ];

     

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                 "log.dirs" = [ "/var/lib/apache-kafka" ];

     

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                 "num.partitions" = 1;

     

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                 "offsets.topic.replication.factor" = 1;

     

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                 "transaction.state.log.replication.factor" = 1;

     

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                 "transaction.state.log.min.isr" = 1;

     

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               };

     

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             };

     

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             systemd.services.apache-kafka = {

     

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               after = [ "network-online.target" ];

     

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               requires = [ "network-online.target" ];

     

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               serviceConfig.StateDirectory = "apache-kafka";

     

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             };

     

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           };

     

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           extraKafkaConfig = {

     

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             kafkaa1 = {

     

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               services.apache-kafka = {

     

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                 clusterId = "${clusterAId}";

     

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                 settings = {

     

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                   "node.id" = 1;

     

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                   "controller.quorum.voters" = [ "1@kafkaa1:9093" ];

     

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                 };

     

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               };

     

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             };

     

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             kafkab1 = {

     

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               services.apache-kafka = {

     

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                 clusterId = "${clusterBId}";

     

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                 settings = {

     

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                   "node.id" = 1;

     

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                   "controller.quorum.voters" = [ "1@kafkab1:9093" ];

     

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                 };

     

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               };

     

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             };

     

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           };

     

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           kafkaNodes = builtins.mapAttrs (

     

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             _: val:

     

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             mkMerge [

     

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               val

     

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               kafkaConfig

     

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             ]

     

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           ) extraKafkaConfig;

     

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           mirrorMakerProperties = pkgs.writeText "mm2.properties" ''

     

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             name = A->B

     

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             clusters = A, B

     

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             A.bootstrap.servers = kafkaa1:9092

     

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             B.bootstrap.servers = kafkab1:9092

     

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             A->B.enabled = true

     

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             A->B.topics = .*

     

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             B->A.enabled = false

     

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             B->A.topics = .*

     

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             replication.factor=1

     

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             replication.policy.class=org.apache.kafka.connect.mirror.IdentityReplicationPolicy

     

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             tasks.max = 2

     

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             refresh.topics.enabled = true

     

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             refresh.topics.interval.seconds = 5

     

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             sync.topic.configs.enabled = true

     

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             checkpoints.topic.replication.factor=1

     

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             heartbeats.topic.replication.factor=1

     

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             offset-syncs.topic.replication.factor=1

     

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             offset.storage.replication.factor=1

     

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             status.storage.replication.factor=1

     

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             config.storage.replication.factor=1

     

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             emit.checkpoints.enabled = true

     

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             emit.checkpoints.interval.seconds = 5

     

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           '';

     

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         in

     

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         {

     

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           name = "kafka-mirrormaker";

     

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           meta = with pkgs.lib.maintainers; {

     

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             maintainers = [ jpds ];

     

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           };

     

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           nodes = {

     

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             inherit (kafkaNodes) kafkaa1 kafkab1;

     

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             mirrormaker =

     

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               { config, ... }:

     

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               {

     

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                 virtualisation.diskSize = 1024;

     

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                 virtualisation.memorySize = 1024 * 2;

     

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                 # Define a mirrormaker systemd service

     

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                 systemd.services.kafka-connect-mirror-maker = {

     

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                   after = [ "network-online.target" ];

     

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                   requires = [ "network-online.target" ];

     

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                   wantedBy = [ "multi-user.target" ];

     

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                   serviceConfig = {

     

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                     ExecStart = ''

     

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                       ${pkgs.apacheKafka}/bin/connect-mirror-maker.sh ${mirrorMakerProperties}

     

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                     '';

     

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                     Restart = "on-failure";

     

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                     RestartSec = "5s";

     

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                   };

     

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                 };

     

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               };

     

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           };

     

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           testScript = ''

     

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             import json

     

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             for machine in kafkaa1, kafkab1:

     

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               machine.wait_for_unit("apache-kafka")

     

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             for machine in kafkaa1, kafkab1:

     

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               machine.wait_for_open_port(9092)

     

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               machine.wait_for_open_port(9093)

     

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               machine.wait_until_succeeds(

     

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                 "journalctl -o cat -u apache-kafka.service | grep 'Transition from STARTING to STARTED'"

     

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               )

     

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               machine.wait_until_succeeds(

     

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                 "journalctl -o cat -u apache-kafka.service | grep 'Kafka Server started'"

     

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               )

     

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             for machine in kafkaa1, kafkab1:

     

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               current_voters_json = machine.wait_until_succeeds(

     

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                 f"kafka-metadata-quorum.sh --bootstrap-server {machine.name}:9092 describe --status | grep CurrentVoters"

     

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               ).replace("CurrentVoters:", "")

     

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               voters = json.loads(current_voters_json)

     

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               assert len(voters) == 1

     

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             mirrormaker.wait_for_unit("kafka-connect-mirror-maker")

     

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             mirrormaker.wait_until_succeeds(

     

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               "journalctl -o cat -u kafka-connect-mirror-maker.service | grep 'Kafka MirrorMaker initializing'"

     

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             )

     

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             mirrormaker.wait_until_succeeds(

     

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               "journalctl -o cat -u kafka-connect-mirror-maker.service | grep 'Targeting clusters \[A, B\]'"

     

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             )

     

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             mirrormaker.wait_until_succeeds(

     

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               "journalctl -o cat -u kafka-connect-mirror-maker.service | grep 'INFO \[Worker clientId=A->B, groupId=A-mm2\] Finished starting connectors and tasks'"

     

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             )

     

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             mirrormaker.wait_until_succeeds(

     

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               """

     

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                 journalctl -o cat -u kafka-connect-mirror-maker.service | grep 'INFO \[MirrorSourceConnector\|task-0\] \[Producer clientId=A->B\|A->B-0\|offset-syncs-source-producer\] Cluster ID: ${clusterAId}'

     

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               """

     

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             )

     

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             kafkaa1.wait_until_succeeds(

     

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               "journalctl -o cat -u apache-kafka.service | grep 'Stabilized group B-mm2'"

     

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             )

     

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             kafkab1.wait_until_succeeds(

     

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               "journalctl -o cat -u apache-kafka.service | grep 'Stabilized group A-mm2'"

     

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             )

     

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             kafkaa1.wait_until_succeeds(

     

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               "kafka-topics.sh --bootstrap-server localhost:9092 --create --topic test-mm-1 --partitions 1 --replication-factor 1"

     

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             )

     

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             for machine in kafkaa1, kafkab1:

     

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               machine.succeed(

     

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                 "kafka-topics.sh --bootstrap-server localhost:9092 --list | grep 'test-mm-1'"

     

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               )

     

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             mirrormaker.wait_until_succeeds(

     

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               "journalctl -o cat -u kafka-connect-mirror-maker.service | grep 'replicating [[:digit:]]\+ topic-partitions A->B: \[test-mm-1-0\]'"

     

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             )

     

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             mirrormaker.wait_until_succeeds(

     

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               "journalctl -o cat -u kafka-connect-mirror-maker.service | grep 'Found [[:digit:]]\+ new topic-partitions on A'"

     

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             )

     

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             kafkaa1.wait_until_succeeds(

     

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               "kafka-verifiable-producer.sh --bootstrap-server kafkaa1:9092 --throughput 10 --max-messages 100 --topic test-mm-1"

     

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             )

     

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             mirrormaker.wait_until_succeeds(

     

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               "journalctl -o cat -u kafka-connect-mirror-maker.service | grep 'Committing offsets for [[:digit:]]\+ acknowledged messages'"

     

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             )

     

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             kafkab1.wait_until_succeeds(

     

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               "kafka-verifiable-consumer.sh --bootstrap-server kafkab1:9092 --topic test-mm-1 --group-id testreplication --max-messages 100"

     

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             )

     

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           '';

     

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         }

     

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       )