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14 | 14 | import io.opentelemetry.instrumentation.jmx.yaml.RuleParser; |
15 | 15 | import io.opentelemetry.instrumentation.jmx.yaml.StateMapping; |
16 | 16 | import java.io.InputStream; |
17 | | -import java.util.Optional; |
18 | 17 | import org.junit.jupiter.api.Test; |
19 | 18 |
|
20 | 19 | class KafkaConnectRuleTest { |
21 | 20 |
|
22 | 21 | @Test |
23 | 22 | void kafkaConnectConfigParsesAndBuilds() throws Exception { |
24 | | - try (InputStream input = |
25 | | - getClass().getClassLoader().getResourceAsStream("jmx/rules/kafka-connect.yaml")) { |
26 | | - assertThat(input).isNotNull(); |
27 | | - |
28 | | - JmxConfig config = RuleParser.get().loadConfig(input); |
29 | | - assertThat(config.getRules()).isNotEmpty(); |
| 23 | + JmxConfig config = loadKafkaConnectConfig(); |
| 24 | + assertThat(config.getRules()).isNotEmpty(); |
30 | 25 |
|
31 | | - // ensure all metric definitions build without throwing |
32 | | - for (JmxRule rule : config.getRules()) { |
33 | | - assertThatCode(rule::buildMetricDef).doesNotThrowAnyException(); |
34 | | - } |
| 26 | + // ensure all metric definitions build without throwing |
| 27 | + for (JmxRule rule : config.getRules()) { |
| 28 | + assertThatCode(rule::buildMetricDef).doesNotThrowAnyException(); |
35 | 29 | } |
36 | 30 | } |
37 | 31 |
|
38 | 32 | @Test |
39 | 33 | void connectorStatusStateMappingPresent() throws Exception { |
| 34 | + JmxConfig config = loadKafkaConnectConfig(); |
| 35 | + |
| 36 | + JmxRule connectorRule = |
| 37 | + getRuleForBean(config, "kafka.connect:type=connector-metrics,connector=*"); |
| 38 | + |
| 39 | + StateMapping stateMapping = getMetric(connectorRule, "status").getStateMapping(); |
| 40 | + assertThat(stateMapping.isEmpty()).isFalse(); |
| 41 | + assertThat(stateMapping.getStateKeys()) |
| 42 | + .contains( |
| 43 | + "running", |
| 44 | + "failed", |
| 45 | + "paused", |
| 46 | + "unassigned", |
| 47 | + "restarting", |
| 48 | + "degraded", |
| 49 | + "stopped", |
| 50 | + "unknown"); |
| 51 | + assertThat(stateMapping.getDefaultStateKey()).isEqualTo("unknown"); |
| 52 | + assertThat(stateMapping.getStateValue("RUNNING")).isEqualTo("running"); |
| 53 | + assertThat(stateMapping.getStateValue("FAILED")).isEqualTo("failed"); |
| 54 | + assertThat(stateMapping.getStateValue("PAUSED")).isEqualTo("paused"); |
| 55 | + assertThat(stateMapping.getStateValue("UNKNOWN")).isEqualTo("unknown"); |
| 56 | + } |
| 57 | + |
| 58 | + @Test |
| 59 | + void taskStatusStateMappingSuperset() throws Exception { |
| 60 | + JmxConfig config = loadKafkaConnectConfig(); |
| 61 | + |
| 62 | + JmxRule connectorTaskRule = |
| 63 | + getRuleForBean( |
| 64 | + config, "kafka.connect:type=connector-task-metrics,connector=*,task=*"); |
| 65 | + |
| 66 | + StateMapping stateMapping = getMetric(connectorTaskRule, "status").getStateMapping(); |
| 67 | + assertThat(stateMapping.isEmpty()).isFalse(); |
| 68 | + assertThat(stateMapping.getStateKeys()) |
| 69 | + .contains( |
| 70 | + "running", |
| 71 | + "failed", |
| 72 | + "paused", |
| 73 | + "unassigned", |
| 74 | + "restarting", |
| 75 | + "destroyed", |
| 76 | + "unknown"); |
| 77 | + assertThat(stateMapping.getDefaultStateKey()).isEqualTo("unknown"); |
| 78 | + assertThat(stateMapping.getStateValue("DESTROYED")).isEqualTo("destroyed"); |
| 79 | + assertThat(stateMapping.getStateValue("RESTARTING")).isEqualTo("restarting"); |
| 80 | + assertThat(stateMapping.getStateValue("unexpected")).isEqualTo("unknown"); |
| 81 | + } |
| 82 | + |
| 83 | + @Test |
| 84 | + void apacheSpecificMetricsPresent() throws Exception { |
| 85 | + JmxConfig config = loadKafkaConnectConfig(); |
| 86 | + |
| 87 | + assertMappingContains( |
| 88 | + config, "kafka.connect:type=connect-worker-rebalance-metrics", "connect-protocol"); |
| 89 | + |
| 90 | + assertMappingContains( |
| 91 | + config, |
| 92 | + "kafka.connect:type=connect-worker-metrics,connector=*", |
| 93 | + "connector-destroyed-task-count", |
| 94 | + "connector-failed-task-count", |
| 95 | + "connector-paused-task-count", |
| 96 | + "connector-restarting-task-count", |
| 97 | + "connector-running-task-count", |
| 98 | + "connector-total-task-count", |
| 99 | + "connector-unassigned-task-count"); |
| 100 | + |
| 101 | + assertMappingContains( |
| 102 | + config, |
| 103 | + "kafka.connect:type=connector-predicate-metrics,connector=*,task=*,predicate=*", |
| 104 | + "predicate-class", |
| 105 | + "predicate-version"); |
| 106 | + |
| 107 | + assertMappingContains( |
| 108 | + config, |
| 109 | + "kafka.connect:type=connector-transform-metrics,connector=*,task=*,transform=*", |
| 110 | + "transform-class", |
| 111 | + "transform-version"); |
| 112 | + |
| 113 | + assertMappingContains( |
| 114 | + config, |
| 115 | + "kafka.connect:type=connector-task-metrics,connector=*,task=*", |
| 116 | + "connector-class", |
| 117 | + "connector-type", |
| 118 | + "connector-version", |
| 119 | + "header-converter-class", |
| 120 | + "header-converter-version", |
| 121 | + "key-converter-class", |
| 122 | + "key-converter-version", |
| 123 | + "task-class", |
| 124 | + "task-version", |
| 125 | + "value-converter-class", |
| 126 | + "value-converter-version"); |
| 127 | + |
| 128 | + assertMappingContains( |
| 129 | + config, |
| 130 | + "kafka.connect:type=source-task-metrics,connector=*,task=*", |
| 131 | + "transaction-size-avg", |
| 132 | + "transaction-size-max", |
| 133 | + "transaction-size-min"); |
| 134 | + |
| 135 | + assertMappingContains( |
| 136 | + config, |
| 137 | + "kafka.connect:type=sink-task-metrics,connector=*,task=*", |
| 138 | + "sink-record-lag-max"); |
| 139 | + } |
| 140 | + |
| 141 | + private JmxConfig loadKafkaConnectConfig() throws Exception { |
40 | 142 | try (InputStream input = |
41 | 143 | getClass().getClassLoader().getResourceAsStream("jmx/rules/kafka-connect.yaml")) { |
42 | | - JmxConfig config = RuleParser.get().loadConfig(input); |
43 | | - |
44 | | - Optional<JmxRule> connectorRule = |
45 | | - config.getRules().stream() |
46 | | - .filter( |
47 | | - rule -> |
48 | | - rule.getBeans().contains("kafka.connect:type=connector-metrics,connector=*")) |
49 | | - .findFirst(); |
50 | | - assertThat(connectorRule).isPresent(); |
51 | | - |
52 | | - Metric statusMetric = connectorRule.get().getMapping().get("status"); |
53 | | - assertThat(statusMetric).isNotNull(); |
54 | | - |
55 | | - StateMapping stateMapping = statusMetric.getStateMapping(); |
56 | | - assertThat(stateMapping.isEmpty()).isFalse(); |
57 | | - assertThat(stateMapping.getStateKeys()) |
58 | | - .contains( |
59 | | - "running", |
60 | | - "failed", |
61 | | - "paused", |
62 | | - "unassigned", |
63 | | - "restarting", |
64 | | - "degraded", |
65 | | - "stopped", |
66 | | - "unknown"); |
67 | | - assertThat(stateMapping.getDefaultStateKey()).isEqualTo("unknown"); |
68 | | - assertThat(stateMapping.getStateValue("RUNNING")).isEqualTo("running"); |
69 | | - assertThat(stateMapping.getStateValue("FAILED")).isEqualTo("failed"); |
70 | | - assertThat(stateMapping.getStateValue("PAUSED")).isEqualTo("paused"); |
71 | | - assertThat(stateMapping.getStateValue("UNKNOWN")).isEqualTo("unknown"); |
| 144 | + assertThat(input).isNotNull(); |
| 145 | + return RuleParser.get().loadConfig(input); |
72 | 146 | } |
73 | 147 | } |
| 148 | + |
| 149 | + private static JmxRule getRuleForBean(JmxConfig config, String bean) { |
| 150 | + return config.getRules().stream() |
| 151 | + .filter(rule -> rule.getBeans().contains(bean)) |
| 152 | + .findFirst() |
| 153 | + .orElseThrow(() -> new AssertionError("Missing rule for bean " + bean)); |
| 154 | + } |
| 155 | + |
| 156 | + private static Metric getMetric(JmxRule rule, String metricKey) { |
| 157 | + Metric metric = rule.getMapping().get(metricKey); |
| 158 | + if (metric == null) { |
| 159 | + throw new AssertionError("Missing metric " + metricKey + " in rule " + rule.getBeans()); |
| 160 | + } |
| 161 | + return metric; |
| 162 | + } |
| 163 | + |
| 164 | + private static void assertMappingContains( |
| 165 | + JmxConfig config, String bean, String... metricKeys) { |
| 166 | + JmxRule rule = getRuleForBean(config, bean); |
| 167 | + assertThat(rule.getMapping().keySet()).contains(metricKeys); |
| 168 | + } |
74 | 169 | } |
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