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Merge branch '2.4.x'

Browse Source 
Closes gh-26703
pull/26706/head
Phillip Webb 4 years ago
parent 54c3194164 49d3ecc2b2
commit d3f0f04f05
4 changed files with 59 additions and 47 deletions
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23
spring-boot-project/spring-boot-tools/spring-boot-buildpack-platform/src/main/java/org/springframework/boot/buildpack/platform/docker/type/ImageName.java
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@ -1,5 +1,5 @@
/*
* Copyright 2012-2020 the original author or authors.
* Copyright 2012-2021 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@ -16,9 +16,6 @@
package org.springframework.boot.buildpack.platform.docker.type;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.springframework.util.Assert;
/**
@ -32,8 +29,6 @@ import org.springframework.util.Assert;
*/
public class ImageName {
private static final Pattern PATTERN = Regex.IMAGE_NAME.compile();
private static final String DEFAULT_DOMAIN = "docker.io";
private static final String OFFICIAL_REPOSITORY_NAME = "library";
@ -132,12 +127,22 @@ public class ImageName {
*/
public static ImageName of(String value) {
Assert.hasText(value, "Value must not be empty");
Matcher matcher = PATTERN.matcher(value);
Assert.isTrue(matcher.matches(),
String domain = parseDomain(value);
String path = (domain != null) ? value.substring(domain.length() + 1) : value;
Assert.isTrue(Regex.PATH.matcher(path).matches(),
() -> "Unable to parse name \"" + value + "\". "
+ "Image name must be in the form '[domainHost:port/][path/]name', "
+ "with 'path' and 'name' containing only [a-z0-9][.][_][-]");
return new ImageName(matcher.group("domain"), matcher.group("path"));
return new ImageName(domain, path);
}
static String parseDomain(String value) {
int firstSlash = value.indexOf('/');
String candidate = (firstSlash != -1) ? value.substring(0, firstSlash) : null;
if (candidate != null && Regex.DOMAIN.matcher(candidate).matches()) {
return candidate;
}
return null;
}
}

35
spring-boot-project/spring-boot-tools/spring-boot-buildpack-platform/src/main/java/org/springframework/boot/buildpack/platform/docker/type/ImageReference.java
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@ -1,5 +1,5 @@
/*
* Copyright 2012-2020 the original author or authors.
* Copyright 2012-2021 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@ -33,8 +33,6 @@ import org.springframework.util.ObjectUtils;
*/
public final class ImageReference {
private static final Pattern PATTERN = Regex.IMAGE_REFERENCE.compile();
private static final Pattern JAR_VERSION_PATTERN = Pattern.compile("^(.*)(\\-\\d+)$");
private static final String LATEST = "latest";
@ -225,13 +223,36 @@ public final class ImageReference {
*/
public static ImageReference of(String value) {
Assert.hasText(value, "Value must not be null");
Matcher matcher = PATTERN.matcher(value);
Assert.isTrue(matcher.matches(),
String domain = ImageName.parseDomain(value);
String path = (domain != null) ? value.substring(domain.length() + 1) : value;
String digest = null;
int digestSplit = path.indexOf("@");
if (digestSplit != -1) {
String remainder = path.substring(digestSplit + 1);
Matcher matcher = Regex.DIGEST.matcher(remainder);
if (matcher.find()) {
digest = remainder.substring(0, matcher.end());
remainder = remainder.substring(matcher.end());
path = path.substring(0, digestSplit) + remainder;
}
}
String tag = null;
int tagSplit = path.lastIndexOf(":");
if (tagSplit != -1) {
String remainder = path.substring(tagSplit + 1);
Matcher matcher = Regex.TAG.matcher(remainder);
if (matcher.find()) {
tag = remainder.substring(0, matcher.end());
remainder = remainder.substring(matcher.end());
path = path.substring(0, tagSplit) + remainder;
}
}
Assert.isTrue(Regex.PATH.matcher(path).matches(),
() -> "Unable to parse image reference \"" + value + "\". "
+ "Image reference must be in the form '[domainHost:port/][path/]name[:tag][@digest]', "
+ "with 'path' and 'name' containing only [a-z0-9][.][_][-]");
ImageName name = new ImageName(matcher.group("domain"), matcher.group("path"));
return new ImageReference(name, matcher.group("tag"), matcher.group("digest"));
ImageName name = new ImageName(domain, path);
return new ImageReference(name, tag, digest);
}
/**

38
spring-boot-project/spring-boot-tools/spring-boot-buildpack-platform/src/main/java/org/springframework/boot/buildpack/platform/docker/type/Regex.java
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@ -1,5 +1,5 @@
/*
* Copyright 2012-2020 the original author or authors.
* Copyright 2012-2021 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@ -36,7 +36,7 @@ import java.util.regex.Pattern;
*/
final class Regex implements CharSequence {
private static final Regex DOMAIN;
static final Pattern DOMAIN;
static {
Regex component = Regex.oneOf("[a-zA-Z0-9]", "[a-zA-Z0-9][a-zA-Z0-9-]*[a-zA-Z0-9]");
Regex dotComponent = Regex.group("[.]", component);
@ -44,7 +44,7 @@ final class Regex implements CharSequence {
Regex dottedDomain = Regex.group(component, dotComponent.oneOrMoreTimes());
Regex dottedDomainAndPort = Regex.group(component, dotComponent.oneOrMoreTimes(), colonPort);
Regex nameAndPort = Regex.group(component, colonPort);
DOMAIN = Regex.oneOf(dottedDomain, nameAndPort, dottedDomainAndPort, "localhost");
DOMAIN = Regex.oneOf(dottedDomain, nameAndPort, dottedDomainAndPort, "localhost").compile();
}
private static final Regex PATH_COMPONENT;
@ -55,36 +55,18 @@ final class Regex implements CharSequence {
PATH_COMPONENT = Regex.of(segment, Regex.group(separatedSegment).zeroOrOnce());
}
private static final Regex PATH;
static final Pattern PATH;
static {
Regex component = PATH_COMPONENT;
Regex slashComponent = Regex.group("[/]", component);
Regex slashComponents = Regex.group(slashComponent.oneOrMoreTimes());
PATH = Regex.of(component, slashComponents.zeroOrOnce());
PATH = Regex.of(component, slashComponents.zeroOrOnce()).compile();
}
static final Regex IMAGE_NAME;
static {
Regex domain = DOMAIN.capturedAs("domain");
Regex domainSlash = Regex.group(domain, "[/]");
Regex path = PATH.capturedAs("path");
Regex optionalDomainSlash = domainSlash.zeroOrOnce();
IMAGE_NAME = Regex.of(optionalDomainSlash, path);
}
private static final Regex TAG_REGEX = Regex.of("[\\w][\\w.-]{0,127}");
private static final Regex DIGEST_REGEX = Regex
.of("[A-Za-z][A-Za-z0-9]*(?:[-_+.][A-Za-z][A-Za-z0-9]*)*[:][[A-Fa-f0-9]]{32,}");
static final Pattern TAG = Regex.of("^[\\w][\\w.-]{0,127}").compile();
static final Regex IMAGE_REFERENCE;
static {
Regex tag = TAG_REGEX.capturedAs("tag");
Regex digest = DIGEST_REGEX.capturedAs("digest");
Regex atDigest = Regex.group("[@]", digest);
Regex colonTag = Regex.group("[:]", tag);
IMAGE_REFERENCE = Regex.of(IMAGE_NAME, colonTag.zeroOrOnce(), atDigest.zeroOrOnce());
}
static final Pattern DIGEST = Regex.of("^[A-Za-z][A-Za-z0-9]*(?:[-_+.][A-Za-z][A-Za-z0-9]*)*[:][[A-Fa-f0-9]]{32,}")
.compile();
private final String value;
@ -100,10 +82,6 @@ final class Regex implements CharSequence {
return new Regex(this.value + "?");
}
private Regex capturedAs(String name) {
return new Regex("(?<" + name + ">" + this + ")");
}
Pattern compile() {
return Pattern.compile("^" + this.value + "$");
}

10
spring-boot-project/spring-boot-tools/spring-boot-buildpack-platform/src/test/java/org/springframework/boot/buildpack/platform/docker/type/ImageReferenceTests.java
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@ -1,5 +1,5 @@
/*
* Copyright 2012-2020 the original author or authors.
* Copyright 2012-2021 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@ -171,6 +171,14 @@ class ImageReferenceTests {
"docker.io/library/ubuntu:bionic@sha256:6e9f67fa63b0323e9a1e587fd71c561ba48a034504fb804fd26fd8800039835d");
}
@Test
void ofWhenHasIllegalCharacter() {
assertThatIllegalArgumentException()
.isThrownBy(() -> ImageReference
.of("registry.example.com/example/example-app:1.6.0-dev.2.uncommitted+wip.foo.c75795d"))
.withMessageContaining("Unable to parse image reference");
}
@Test
void forJarFile() {
assertForJarFile("spring-boot.2.0.0.BUILD-SNAPSHOT.jar", "library/spring-boot", "2.0.0.BUILD-SNAPSHOT");

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