Examples with NetworkPolicyPeer io.fabric8.kubernetes.api.model.networking.v1.NetworkPolicyPeer used on opensource projects

Example 6 with NetworkPolicyPeer

use of io.fabric8.kubernetes.api.model.networking.v1.NetworkPolicyPeer in project strimzi by strimzi.

the class ModelUtilsTest method testCONetworkPolicyPeerNamespaceSelectorDifferentNSNoLabels.

@ParallelTest
public void testCONetworkPolicyPeerNamespaceSelectorDifferentNSNoLabels() {
    NetworkPolicyPeer peer = new NetworkPolicyPeer();
    ModelUtils.setClusterOperatorNetworkPolicyNamespaceSelector(peer, "my-ns", "my-operator-ns", null);
    assertThat(peer.getNamespaceSelector().getMatchLabels(), is(nullValue()));
    ModelUtils.setClusterOperatorNetworkPolicyNamespaceSelector(peer, "my-ns", "my-operator-ns", Labels.fromMap(emptyMap()));
    assertThat(peer.getNamespaceSelector().getMatchLabels(), is(nullValue()));
}

Example 7 with NetworkPolicyPeer

use of io.fabric8.kubernetes.api.model.networking.v1.NetworkPolicyPeer in project strimzi by strimzi.

the class ModelUtilsTest method testCONetworkPolicyPeerNamespaceSelectorSameNS.

@ParallelTest
public void testCONetworkPolicyPeerNamespaceSelectorSameNS() {
    NetworkPolicyPeer peer = new NetworkPolicyPeer();
    ModelUtils.setClusterOperatorNetworkPolicyNamespaceSelector(peer, "my-ns", "my-ns", null);
    assertThat(peer.getNamespaceSelector(), is(nullValue()));
}

Example 8 with NetworkPolicyPeer

use of io.fabric8.kubernetes.api.model.networking.v1.NetworkPolicyPeer in project strimzi-kafka-operator by strimzi.

the class KafkaConnectCluster method generateNetworkPolicy.

/**
 * Generates the NetworkPolicies relevant for Kafka Connect nodes
 *
 * @param connectorOperatorEnabled Whether the ConnectorOperator is enabled or not
 * @param operatorNamespace                             Namespace where the Strimzi Cluster Operator runs. Null if not configured.
 * @param operatorNamespaceLabels                       Labels of the namespace where the Strimzi Cluster Operator runs. Null if not configured.
 *
 * @return The network policy.
 */
public NetworkPolicy generateNetworkPolicy(boolean connectorOperatorEnabled, String operatorNamespace, Labels operatorNamespaceLabels) {
    if (connectorOperatorEnabled) {
        List<NetworkPolicyIngressRule> rules = new ArrayList<>(2);
        // Give CO access to the REST API
        NetworkPolicyIngressRule restApiRule = new NetworkPolicyIngressRuleBuilder().addNewPort().withNewPort(REST_API_PORT).withProtocol("TCP").endPort().build();
        // OCP 3.11 doesn't support network policies with the `from` section containing a namespace.
        // Since the CO can run in a different namespace, we have to leave it wide open on OCP 3.11
        // Therefore these rules are set only when using something else than OCP 3.11 and leaving
        // the `from` section empty on 3.11
        List<NetworkPolicyPeer> peers = new ArrayList<>(2);
        // Other connect pods in the same cluster need to talk with each other over the REST API
        NetworkPolicyPeer connectPeer = new NetworkPolicyPeerBuilder().withNewPodSelector().addToMatchLabels(getSelectorLabels().toMap()).endPodSelector().build();
        peers.add(connectPeer);
        // CO needs to talk with the Connect pods to manage connectors
        NetworkPolicyPeer clusterOperatorPeer = new NetworkPolicyPeerBuilder().withNewPodSelector().addToMatchLabels(Labels.STRIMZI_KIND_LABEL, "cluster-operator").endPodSelector().build();
        ModelUtils.setClusterOperatorNetworkPolicyNamespaceSelector(clusterOperatorPeer, namespace, operatorNamespace, operatorNamespaceLabels);
        peers.add(clusterOperatorPeer);
        restApiRule.setFrom(peers);
        rules.add(restApiRule);
        // If metrics are enabled, we have to open them as well. Otherwise they will be blocked.
        if (isMetricsEnabled) {
            NetworkPolicyIngressRule metricsRule = new NetworkPolicyIngressRuleBuilder().addNewPort().withNewPort(METRICS_PORT).withProtocol("TCP").endPort().withFrom().build();
            rules.add(metricsRule);
        }
        NetworkPolicy networkPolicy = new NetworkPolicyBuilder().withNewMetadata().withName(name).withNamespace(namespace).withLabels(labels.toMap()).withOwnerReferences(createOwnerReference()).endMetadata().withNewSpec().withNewPodSelector().addToMatchLabels(getSelectorLabels().toMap()).endPodSelector().withIngress(rules).endSpec().build();
        LOGGER.traceCr(reconciliation, "Created network policy {}", networkPolicy);
        return networkPolicy;
    } else {
        return null;
    }
}

Example 9 with NetworkPolicyPeer

use of io.fabric8.kubernetes.api.model.networking.v1.NetworkPolicyPeer in project strimzi-kafka-operator by strimzi.

the class CruiseControl method generateNetworkPolicy.

/**
 * Generates the NetworkPolicies relevant for Cruise Control
 *
 * @param operatorNamespace                             Namespace where the Strimzi Cluster Operator runs. Null if not configured.
 * @param operatorNamespaceLabels                       Labels of the namespace where the Strimzi Cluster Operator runs. Null if not configured.
 *
 * @return The network policy.
 */
public NetworkPolicy generateNetworkPolicy(String operatorNamespace, Labels operatorNamespaceLabels) {
    List<NetworkPolicyIngressRule> rules = new ArrayList<>(1);
    // CO can access the REST API
    NetworkPolicyIngressRule restApiRule = new NetworkPolicyIngressRuleBuilder().addNewPort().withNewPort(REST_API_PORT).withProtocol("TCP").endPort().build();
    NetworkPolicyPeer clusterOperatorPeer = new NetworkPolicyPeerBuilder().withNewPodSelector().addToMatchLabels(Labels.STRIMZI_KIND_LABEL, "cluster-operator").endPodSelector().build();
    ModelUtils.setClusterOperatorNetworkPolicyNamespaceSelector(clusterOperatorPeer, namespace, operatorNamespace, operatorNamespaceLabels);
    restApiRule.setFrom(Collections.singletonList(clusterOperatorPeer));
    rules.add(restApiRule);
    if (isMetricsEnabled) {
        NetworkPolicyIngressRule metricsRule = new NetworkPolicyIngressRuleBuilder().addNewPort().withNewPort(METRICS_PORT).withProtocol("TCP").endPort().withFrom().build();
        rules.add(metricsRule);
    }
    NetworkPolicy networkPolicy = new NetworkPolicyBuilder().withNewMetadata().withName(CruiseControlResources.networkPolicyName(cluster)).withNamespace(namespace).withLabels(labels.toMap()).withOwnerReferences(createOwnerReference()).endMetadata().withNewSpec().withNewPodSelector().addToMatchLabels(Labels.STRIMZI_NAME_LABEL, CruiseControlResources.deploymentName(cluster)).endPodSelector().withIngress(rules).endSpec().build();
    LOGGER.traceCr(reconciliation, "Created network policy {}", networkPolicy);
    return networkPolicy;
}

Example 10 with NetworkPolicyPeer

use of io.fabric8.kubernetes.api.model.networking.v1.NetworkPolicyPeer in project strimzi-kafka-operator by strimzi.

the class KafkaClusterTest method testControlPlanePortNetworkPolicy.

@ParallelTest
public void testControlPlanePortNetworkPolicy() {
    NetworkPolicyPeer kafkaBrokersPeer = new NetworkPolicyPeerBuilder().withNewPodSelector().withMatchLabels(Collections.singletonMap(Labels.STRIMZI_NAME_LABEL, KafkaResources.kafkaStatefulSetName(cluster))).endPodSelector().build();
    Kafka kafkaAssembly = ResourceUtils.createKafka(namespace, cluster, replicas, image, healthDelay, healthTimeout, jmxMetricsConfig, configuration, emptyMap());
    KafkaCluster k = KafkaCluster.fromCrd(Reconciliation.DUMMY_RECONCILIATION, kafkaAssembly, VERSIONS);
    // Check Network Policies => Different namespace
    NetworkPolicy np = k.generateNetworkPolicy("operator-namespace", null);
    assertThat(np.getSpec().getIngress().stream().filter(ing -> ing.getPorts().get(0).getPort().equals(new IntOrString(KafkaCluster.CONTROLPLANE_PORT))).findFirst().orElse(null), is(notNullValue()));
    List<NetworkPolicyPeer> rules = np.getSpec().getIngress().stream().filter(ing -> ing.getPorts().get(0).getPort().equals(new IntOrString(KafkaCluster.CONTROLPLANE_PORT))).map(NetworkPolicyIngressRule::getFrom).findFirst().orElseThrow();
    assertThat(rules.size(), is(1));
    assertThat(rules.contains(kafkaBrokersPeer), is(true));
}