/
DefaultJavaToolchainProvisioningService.java
189 lines (165 loc) · 8.05 KB
/
DefaultJavaToolchainProvisioningService.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
/*
* Copyright 2022 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.
* 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 org.gradle.jvm.toolchain.internal.install;
import org.gradle.api.GradleException;
import org.gradle.api.provider.Provider;
import org.gradle.api.provider.ProviderFactory;
import org.gradle.authentication.Authentication;
import org.gradle.cache.FileLock;
import org.gradle.jvm.toolchain.JavaToolchainDownload;
import org.gradle.platform.BuildPlatform;
import org.gradle.internal.exceptions.Contextual;
import org.gradle.internal.operations.BuildOperationContext;
import org.gradle.internal.operations.BuildOperationDescriptor;
import org.gradle.internal.operations.BuildOperationExecutor;
import org.gradle.internal.operations.CallableBuildOperation;
import org.gradle.internal.resource.ExternalResource;
import org.gradle.internal.resource.ResourceExceptions;
import org.gradle.internal.resource.metadata.ExternalResourceMetaData;
import org.gradle.jvm.toolchain.JavaToolchainResolverRegistry;
import org.gradle.jvm.toolchain.JavaToolchainSpec;
import org.gradle.jvm.toolchain.internal.DefaultJavaToolchainRequest;
import org.gradle.jvm.toolchain.internal.JavaToolchainResolverRegistryInternal;
import org.gradle.jvm.toolchain.internal.RealizedJavaToolchainRepository;
import javax.annotation.Nullable;
import javax.inject.Inject;
import java.io.File;
import java.net.URI;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
import java.util.Optional;
import java.util.concurrent.Callable;
public class DefaultJavaToolchainProvisioningService implements JavaToolchainProvisioningService {
public static final String AUTO_DOWNLOAD = "org.gradle.java.installations.auto-download";
@Contextual
private static class MissingToolchainException extends GradleException {
public MissingToolchainException(JavaToolchainSpec spec, URI uri, @Nullable Throwable cause) {
super("Unable to download toolchain matching the requirements (" + spec.getDisplayName() + ") from '" + uri + "'.", cause);
}
}
private static final Object PROVISIONING_PROCESS_LOCK = new Object();
private final JavaToolchainResolverRegistryInternal toolchainResolverRegistry;
private final AdoptOpenJdkRemoteBinary openJdkBinary;
private final SecureFileDownloader downloader;
private final JdkCacheDirectory cacheDirProvider;
private final Provider<Boolean> downloadEnabled;
private final BuildOperationExecutor buildOperationExecutor;
private final BuildPlatform buildPlatform;
@Inject
public DefaultJavaToolchainProvisioningService(
JavaToolchainResolverRegistry toolchainResolverRegistry,
AdoptOpenJdkRemoteBinary openJdkBinary,
SecureFileDownloader downloader,
JdkCacheDirectory cacheDirProvider,
ProviderFactory factory,
BuildOperationExecutor executor,
BuildPlatform buildPlatform
) {
this.toolchainResolverRegistry = (JavaToolchainResolverRegistryInternal) toolchainResolverRegistry;
this.openJdkBinary = openJdkBinary;
this.downloader = downloader;
this.cacheDirProvider = cacheDirProvider;
this.downloadEnabled = factory.gradleProperty(AUTO_DOWNLOAD).map(Boolean::parseBoolean);
this.buildOperationExecutor = executor;
this.buildPlatform = buildPlatform;
}
@Override
public boolean isAutoDownloadEnabled() {
return downloadEnabled.getOrElse(true);
}
@Override
public boolean hasConfiguredToolchainRepositories() {
return !toolchainResolverRegistry.requestedRepositories().isEmpty();
}
public Optional<File> tryInstall(JavaToolchainSpec spec) {
if (!isAutoDownloadEnabled()) {
return Optional.empty();
}
List<? extends RealizedJavaToolchainRepository> repositories = toolchainResolverRegistry.requestedRepositories();
DefaultJavaToolchainRequest toolchainRequest = new DefaultJavaToolchainRequest(spec, buildPlatform);
if (repositories.isEmpty()) {
Optional<JavaToolchainDownload> download = openJdkBinary.resolve(toolchainRequest);
if (download.isPresent()) {
return Optional.of(provisionInstallation(spec, download.get().getUri(), Collections.emptyList()));
}
} else {
for (RealizedJavaToolchainRepository request : repositories) {
Optional<JavaToolchainDownload> download = request.getResolver().resolve(toolchainRequest);
if (download.isPresent()) {
Collection<Authentication> authentications = request.getAuthentications(download.get().getUri());
return Optional.of(provisionInstallation(spec, download.get().getUri(), authentications));
}
}
}
return Optional.empty();
}
private File provisionInstallation(JavaToolchainSpec spec, URI uri, Collection<Authentication> authentications) {
synchronized (PROVISIONING_PROCESS_LOCK) {
try {
File downloadFolder = cacheDirProvider.getDownloadLocation();
ExternalResource resource = wrapInOperation("Examining toolchain URI " + uri, () -> downloader.getResourceFor(uri, authentications));
File archiveFile = new File(downloadFolder, getFileName(uri, resource));
final FileLock fileLock = cacheDirProvider.acquireWriteLock(archiveFile, "Downloading toolchain");
try {
if (!archiveFile.exists()) {
wrapInOperation("Downloading toolchain from URI " + uri, () -> {
downloader.download(uri, archiveFile, resource);
return null;
});
}
return wrapInOperation("Unpacking toolchain archive " + archiveFile.getName(), () -> cacheDirProvider.provisionFromArchive(spec, archiveFile, uri));
} finally {
fileLock.close();
}
} catch (Exception e) {
throw new MissingToolchainException(spec, uri, e);
}
}
}
private String getFileName(URI uri, ExternalResource resource) {
ExternalResourceMetaData metaData = resource.getMetaData();
if (metaData == null) {
throw ResourceExceptions.getMissing(uri);
}
String fileName = metaData.getFilename();
if (fileName == null) {
throw new GradleException("Can't determine filename for resource located at: " + uri);
}
return fileName;
}
private <T> T wrapInOperation(String displayName, Callable<T> provisioningStep) {
return buildOperationExecutor.call(new ToolchainProvisioningBuildOperation<>(displayName, provisioningStep));
}
private static class ToolchainProvisioningBuildOperation<T> implements CallableBuildOperation<T> {
private final String displayName;
private final Callable<T> provisioningStep;
public ToolchainProvisioningBuildOperation(String displayName, Callable<T> provisioningStep) {
this.displayName = displayName;
this.provisioningStep = provisioningStep;
}
@Override
public T call(BuildOperationContext context) throws Exception {
return provisioningStep.call();
}
@Override
public BuildOperationDescriptor.Builder description() {
return BuildOperationDescriptor
.displayName(displayName)
.progressDisplayName(displayName);
}
}
}