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refactor: Kubernetes extension now uses
quarkus.
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22 changes: 0 additions & 22 deletions
22
...ubernetes/deployment/src/main/java/io/quarkus/kubernetes/deployment/KubernetesConfig.java
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121 changes: 121 additions & 0 deletions
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...netes/deployment/src/main/java/io/quarkus/kubernetes/deployment/KubernetesConfigUtil.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,121 @@ | ||
| package io.quarkus.kubernetes.deployment; | ||
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| import static io.quarkus.kubernetes.deployment.Constants.*; | ||
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| import java.util.Arrays; | ||
| import java.util.HashMap; | ||
| import java.util.HashSet; | ||
| import java.util.List; | ||
| import java.util.Map; | ||
| import java.util.Optional; | ||
| import java.util.Set; | ||
| import java.util.stream.Collectors; | ||
| import java.util.stream.StreamSupport; | ||
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| import org.eclipse.microprofile.config.Config; | ||
| import org.eclipse.microprofile.config.ConfigProvider; | ||
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| import io.dekorate.utils.Strings; | ||
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| public class KubernetesConfigUtil { | ||
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| private static final String DEKORATE_PREFIX = "dekorate."; | ||
| private static final String QUARKUS_PREFIX = "quarkus."; | ||
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| //Most of quarkus prefixed properties are handling directly by the config items (KubenretesConfig, OpenshiftConfig, KnativeConfig) | ||
| //We just need group, name & version parsed here, as we don't have decorators for these (low level properties). | ||
| private static final Set<String> QUARKUS_PREFIX_WHITELIST = new HashSet(Arrays.asList("group", "name", "version")); | ||
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| private static final Set<String> ALLOWED_GENERATORS = new HashSet( | ||
| Arrays.asList("kubernetes", "openshift", "knative", "docker", "s2i")); | ||
| private static final Set<String> IMAGE_GENERATORS = new HashSet(Arrays.asList("docker", "s2i")); | ||
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| public static List<String> getDeploymentTargets() { | ||
| return getDeploymentTargets(toMap()); | ||
| } | ||
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| public static List<String> getDeploymentTargets(Map<String, Object> map) { | ||
| return Arrays.stream(map.getOrDefault(DEKORATE_PREFIX + DEPLOYMENT_TARGET, KUBERNETES).toString().split(",")) | ||
| .map(String::trim) | ||
| .map(String::toLowerCase) | ||
| .collect(Collectors.toList()); | ||
| } | ||
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| public static Optional<String> getDockerRegistry(Map<String, Object> map) { | ||
| return IMAGE_GENERATORS.stream().map(g -> map.get(DEKORATE_PREFIX + g + ".registry")).filter(p -> p != null) | ||
| .map(String::valueOf).findFirst(); | ||
| } | ||
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| public static Optional<String> getGroup(Map<String, Object> map) { | ||
| return ALLOWED_GENERATORS.stream().map(g -> map.get(DEKORATE_PREFIX + g + ".group")).filter(p -> p != null) | ||
| .map(String::valueOf).findFirst(); | ||
| } | ||
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| public static Optional<String> getName(Map<String, Object> map) { | ||
| return ALLOWED_GENERATORS.stream().map(g -> map.get(DEKORATE_PREFIX + g + ".name")).filter(p -> p != null) | ||
| .map(String::valueOf).findFirst(); | ||
| } | ||
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| /* | ||
| * Collects configuration properties for Kubernetes. Reads all properties and | ||
| * matches properties that match known dekorate generators. These properties may | ||
| * or may not be prefixed with `quarkus.` though the prefixed ones take | ||
| * precedence. | ||
| * | ||
| * @return A map containing the properties. | ||
| */ | ||
| public static Map<String, Object> toMap() { | ||
| Config config = ConfigProvider.getConfig(); | ||
| Map<String, Object> result = new HashMap<>(); | ||
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| Map<String, Object> quarkusPrefixed = StreamSupport.stream(config.getPropertyNames().spliterator(), false) | ||
| .filter(s -> s.startsWith(QUARKUS_PREFIX)) | ||
| .map(s -> s.replaceFirst(QUARKUS_PREFIX, "")) | ||
| .filter(k -> ALLOWED_GENERATORS.contains(generatorName(k))) | ||
| .filter(k -> QUARKUS_PREFIX_WHITELIST.contains(propertyName(k))) | ||
| .filter(k -> config.getOptionalValue(QUARKUS_PREFIX + k, String.class).isPresent()) | ||
| .collect(Collectors.toMap(k -> DEKORATE_PREFIX + k, | ||
| k -> config.getValue(QUARKUS_PREFIX + k, String.class))); | ||
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| Map<String, Object> UnPrefixed = StreamSupport.stream(config.getPropertyNames().spliterator(), false) | ||
| .filter(k -> ALLOWED_GENERATORS.contains(generatorName(k))) | ||
| .filter(k -> config.getOptionalValue(k, String.class).isPresent()) | ||
| .collect(Collectors.toMap(k -> DEKORATE_PREFIX + k, k -> config.getValue(k, String.class))); | ||
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| result.putAll(UnPrefixed); | ||
| result.putAll(quarkusPrefixed); | ||
| return result; | ||
| } | ||
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| /** | ||
| * Returns the name of the generators that can handle the specified key. | ||
| * | ||
| * @param key The key. | ||
| * @return The generator name or null if the key format is unexpected. | ||
| */ | ||
| private static String generatorName(String key) { | ||
| if (Strings.isNullOrEmpty(key) || !key.contains(".")) { | ||
| return null; | ||
| } | ||
| return key.substring(0, key.indexOf(".")); | ||
| } | ||
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| /** | ||
| * Returns the name of the property stripped of all prefixes. | ||
| * | ||
| * @param key The key. | ||
| * @return The property name. | ||
| */ | ||
| private static String propertyName(String key) { | ||
| if (Strings.isNullOrEmpty(key) || !key.contains(".")) { | ||
| return key; | ||
| } | ||
| return key.substring(key.lastIndexOf(".") + 1); | ||
| } | ||
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| private <T> T[] toArray(List<T> list) { | ||
| Class clazz = list.get(0).getClass(); | ||
| T[] array = (T[]) java.lang.reflect.Array.newInstance(clazz, list.size()); | ||
| return list.toArray(array); | ||
| } | ||
| } |
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