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fix(model): octal numbers properly handled for file structs (mode, de…
…faultMode) (6148) fix (kubernetes-model-generator) : Handle deserialization of `defaultMode` field in custom deserializers for VolumeSource types Add custom deserializers to handle correct octal deserialization for these types: - ConfigMapVolumeSource - SecretVolumeSource - DownwardAPIVolumeSource - ProjectedVolumeSource Signed-off-by: Rohan Kumar <[email protected]> --- feat: Jackson module to handle Go (de)serialization nuances Signed-off-by: Marc Nuri <[email protected]>
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44 changes: 44 additions & 0 deletions
44
kubernetes-client-api/src/test/resources/serialization/cronjob-octal.yml
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# | ||
# Copyright (C) 2015 Red Hat, Inc. | ||
# | ||
# Licensed under the Apache License, Version 2.0 (the "License"); | ||
# you may not use this file except in compliance with the License. | ||
# You may obtain a copy of the License at | ||
# | ||
# http://www.apache.org/licenses/LICENSE-2.0 | ||
# | ||
# Unless required by applicable law or agreed to in writing, software | ||
# distributed under the License is distributed on an "AS IS" BASIS, | ||
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
# See the License for the specific language governing permissions and | ||
# limitations under the License. | ||
# | ||
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apiVersion: batch/v1beta1 | ||
kind: CronJob | ||
metadata: | ||
name: update-db | ||
spec: | ||
schedule: "*/1 * * * *" | ||
jobTemplate: | ||
spec: | ||
template: | ||
spec: | ||
containers: | ||
- name: update-fingerprints | ||
image: python:3.6.2-slim | ||
command: ["/bin/bash"] | ||
args: ["-c", "python /client/test.py"] | ||
volumeMounts: | ||
- name: application-code | ||
mountPath: /where/ever | ||
restartPolicy: OnFailure | ||
volumes: | ||
- name: application-code | ||
configMap: | ||
name: conf | ||
defaultMode: 0o555 | ||
items: | ||
- key: key1 | ||
path: target | ||
mode: 0555 |
25 changes: 25 additions & 0 deletions
25
...model-common/src/main/java/io/fabric8/kubernetes/model/jackson/GoCompatibilityModule.java
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/* | ||
* Copyright (C) 2015 Red Hat, Inc. | ||
* | ||
* Licensed under the Apache License, Version 2.0 (the "License"); | ||
* you may not use this file except in compliance with the License. | ||
* You may obtain a copy of the License at | ||
* | ||
* http://www.apache.org/licenses/LICENSE-2.0 | ||
* | ||
* Unless required by applicable law or agreed to in writing, software | ||
* distributed under the License is distributed on an "AS IS" BASIS, | ||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
* See the License for the specific language governing permissions and | ||
* limitations under the License. | ||
*/ | ||
package io.fabric8.kubernetes.model.jackson; | ||
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import com.fasterxml.jackson.databind.module.SimpleModule; | ||
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public class GoCompatibilityModule extends SimpleModule { | ||
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public GoCompatibilityModule() { | ||
addDeserializer(Integer.class, new GoIntegerDeserializer()); | ||
} | ||
} |
71 changes: 71 additions & 0 deletions
71
...model-common/src/main/java/io/fabric8/kubernetes/model/jackson/GoIntegerDeserializer.java
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/* | ||
* Copyright (C) 2015 Red Hat, Inc. | ||
* | ||
* Licensed under the Apache License, Version 2.0 (the "License"); | ||
* you may not use this file except in compliance with the License. | ||
* You may obtain a copy of the License at | ||
* | ||
* http://www.apache.org/licenses/LICENSE-2.0 | ||
* | ||
* Unless required by applicable law or agreed to in writing, software | ||
* distributed under the License is distributed on an "AS IS" BASIS, | ||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
* See the License for the specific language governing permissions and | ||
* limitations under the License. | ||
*/ | ||
package io.fabric8.kubernetes.model.jackson; | ||
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import com.fasterxml.jackson.core.JsonParser; | ||
import com.fasterxml.jackson.databind.BeanProperty; | ||
import com.fasterxml.jackson.databind.DeserializationContext; | ||
import com.fasterxml.jackson.databind.JsonDeserializer; | ||
import com.fasterxml.jackson.databind.deser.ContextualDeserializer; | ||
import com.fasterxml.jackson.databind.deser.std.StdDeserializer; | ||
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import java.io.IOException; | ||
import java.util.Arrays; | ||
import java.util.HashSet; | ||
import java.util.Set; | ||
import java.util.regex.Matcher; | ||
import java.util.regex.Pattern; | ||
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public class GoIntegerDeserializer extends StdDeserializer<Integer> implements ContextualDeserializer { | ||
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private static final Pattern OCTAL = Pattern.compile("(0[oO]?)([0-7]+)"); | ||
private static final GoIntegerDeserializer APPLICABLE_INSTANCE = new GoIntegerDeserializer(true); | ||
private static final Set<String> APPLICABLE_FIELDS = new HashSet<>(Arrays.asList("mode", "defaultMode")); | ||
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private final boolean applicable; | ||
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protected GoIntegerDeserializer() { | ||
this(false); | ||
} | ||
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private GoIntegerDeserializer(boolean applicable) { | ||
super(Integer.class); | ||
this.applicable = applicable; | ||
} | ||
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@Override | ||
public Integer deserialize(JsonParser p, DeserializationContext ctxt) throws IOException { | ||
final String value = p.getText(); | ||
if (value == null) { | ||
return null; | ||
} | ||
if (applicable) { | ||
final Matcher matcher = OCTAL.matcher(value); | ||
if (matcher.find()) { | ||
return Integer.valueOf(matcher.group(2), 8); | ||
} | ||
} | ||
return _parseInteger(ctxt, value); | ||
} | ||
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@Override | ||
public JsonDeserializer<?> createContextual(DeserializationContext ctxt, BeanProperty property) { | ||
if (property != null && APPLICABLE_FIELDS.contains(property.getName())) { | ||
return APPLICABLE_INSTANCE; | ||
} | ||
return this; | ||
} | ||
} |
101 changes: 101 additions & 0 deletions
101
...l-common/src/test/java/io/fabric8/kubernetes/model/jackson/GoIntegerDeserializerTest.java
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/* | ||
* Copyright (C) 2015 Red Hat, Inc. | ||
* | ||
* Licensed under the Apache License, Version 2.0 (the "License"); | ||
* you may not use this file except in compliance with the License. | ||
* You may obtain a copy of the License at | ||
* | ||
* http://www.apache.org/licenses/LICENSE-2.0 | ||
* | ||
* Unless required by applicable law or agreed to in writing, software | ||
* distributed under the License is distributed on an "AS IS" BASIS, | ||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
* See the License for the specific language governing permissions and | ||
* limitations under the License. | ||
*/ | ||
package io.fabric8.kubernetes.model.jackson; | ||
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import com.fasterxml.jackson.databind.ObjectMapper; | ||
import com.fasterxml.jackson.databind.exc.InvalidFormatException; | ||
import lombok.Data; | ||
import org.junit.jupiter.api.BeforeEach; | ||
import org.junit.jupiter.api.Nested; | ||
import org.junit.jupiter.api.Test; | ||
import org.junit.jupiter.api.TestInstance; | ||
import org.junit.jupiter.params.ParameterizedTest; | ||
import org.junit.jupiter.params.provider.Arguments; | ||
import org.junit.jupiter.params.provider.MethodSource; | ||
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import java.util.stream.Stream; | ||
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import static org.assertj.core.api.Assertions.assertThat; | ||
import static org.assertj.core.api.Assertions.assertThatThrownBy; | ||
import static org.junit.jupiter.api.TestInstance.Lifecycle.PER_CLASS; | ||
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class GoIntegerDeserializerTest { | ||
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private ObjectMapper context; | ||
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@BeforeEach | ||
void setUp() { | ||
context = new ObjectMapper(); | ||
context.registerModule(new GoCompatibilityModule()); | ||
} | ||
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@Nested | ||
@TestInstance(PER_CLASS) | ||
class Applicable { | ||
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@ParameterizedTest(name = "{index}: with '{'\"{0}\": {1}'}' parses as {2}") | ||
@MethodSource | ||
void parsesOctals(String fieldName, String content, Integer expected) throws Exception { | ||
final IntegerFieldsContainer result = context | ||
.readValue(String.format("{\"%s\": %s}", fieldName, content), IntegerFieldsContainer.class); | ||
assertThat(result).hasFieldOrPropertyWithValue(fieldName, expected); | ||
} | ||
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private Stream<Arguments> parsesOctals() { | ||
return Stream.of("mode", "defaultMode") | ||
.flatMap(field -> Stream.of( | ||
Arguments.of(field, "null", null), | ||
Arguments.of(field, "\"0555\"", 365), | ||
Arguments.of(field, "\"0o555\"", 365), | ||
Arguments.of(field, "\"0O555\"", 365), | ||
Arguments.of(field, "\"555\"", 555), | ||
Arguments.of(field, "\"0888\"", 888), | ||
Arguments.of(field, "\"0o12\"", 10), | ||
Arguments.of(field, "\"0O12\"", 10))); | ||
} | ||
} | ||
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// | ||
@Nested | ||
class NotApplicable { | ||
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@Test | ||
void parsesOctalsAsDecimal() throws Exception { | ||
final IntegerFieldsContainer result = context | ||
.readValue("{\"notApplicable\": \"0555\"}", IntegerFieldsContainer.class); | ||
assertThat(result).hasFieldOrPropertyWithValue("notApplicable", 555); | ||
} | ||
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@Test | ||
void throwsExceptionForInvalidOctal() { | ||
assertThatThrownBy(() -> context.readValue("{\"mode\": \"0o955\"}", IntegerFieldsContainer.class)) | ||
.isInstanceOf(InvalidFormatException.class); | ||
} | ||
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@Test | ||
void throwsExceptionForOctalWithSeparator() { | ||
assertThatThrownBy(() -> context.readValue("{\"notApplicable\": \"0o555\"}", IntegerFieldsContainer.class)) | ||
.isInstanceOf(InvalidFormatException.class); | ||
} | ||
} | ||
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@Data | ||
private static final class IntegerFieldsContainer { | ||
private Integer mode; | ||
private Integer defaultMode; | ||
private Integer notApplicable; | ||
} | ||
} |
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