@Test
public void shouldSetUpAPrivateLibraryIfGivenAMavenCoordWithoutDeps() throws Exception {
resolver.resolve("com.example:no-deps:jar:1.0");
Path groupDir = thirdParty.resolve("example");
assertTrue(Files.exists(groupDir));
Path original = repo.resolve("com/example/no-deps/1.0/no-deps-1.0.jar");
HashCode expected = MorePaths.asByteSource(original).hash(Hashing.sha1());
Path jarFile = groupDir.resolve("no-deps-1.0.jar");
HashCode seen = MorePaths.asByteSource(jarFile).hash(Hashing.sha1());
assertEquals(expected, seen);
List<Map<String, Object>> rules = buildFileParser.getAll(groupDir.resolve("BUCK"));
assertEquals(1, rules.size());
Map<String, Object> rule = rules.get(0);
// Name is derived from the project identifier
assertEquals("no-deps", rule.get("name"));
// The binary jar should be set
assertEquals("no-deps-1.0.jar", rule.get("binaryJar"));
// There was no source jar in the repo
assertTrue(rule.containsKey("sourceJar"));
assertNull(rule.get("sourceJar"));
// Nothing depends on this, so it's not visible
assertEquals(ImmutableList.of(), rule.get("visibility"));
// And it doesn't depend on anything
assertEquals(ImmutableList.of(), rule.get("deps"));
}
/**
* If the source paths specified are all generated files, then our path to source tmp should be
* absent.
*/
@Test
public void testGeneratedSourceFile() {
Path pathToGenFile = GEN_PATH.resolve("GeneratedFile.java");
assertTrue(MorePaths.isGeneratedFile(pathToGenFile));
ImmutableSortedSet<Path> javaSrcs = ImmutableSortedSet.of(pathToGenFile);
JavaLibrary javaLibrary =
new FakeJavaLibrary(
BuildTarget.builder("//foo", "bar").build(),
new SourcePathResolver(new BuildRuleResolver()))
.setJavaSrcs(javaSrcs);
DefaultJavaPackageFinder defaultJavaPackageFinder = createMock(DefaultJavaPackageFinder.class);
Object[] mocks = new Object[] {defaultJavaPackageFinder};
replay(mocks);
ImmutableSet<String> result =
TestRunning.getPathToSourceFolders(
javaLibrary, Optional.of(defaultJavaPackageFinder), new FakeProjectFilesystem());
assertTrue(
"No path should be returned if the library contains only generated files.",
result.isEmpty());
verify(mocks);
}
/**
* If the source paths specified are from the new unified source tmp then we should return the
* correct source tmp corresponding to the unified source path.
*/
@Test
public void testUnifiedSourceFile() {
Path pathToNonGenFile = Paths.get("java/package/SourceFile1.java");
assertFalse(MorePaths.isGeneratedFile(pathToNonGenFile));
ImmutableSortedSet<Path> javaSrcs = ImmutableSortedSet.of(pathToNonGenFile);
JavaLibrary javaLibrary =
new FakeJavaLibrary(
BuildTarget.builder("//foo", "bar").build(),
new SourcePathResolver(new BuildRuleResolver()))
.setJavaSrcs(javaSrcs);
DefaultJavaPackageFinder defaultJavaPackageFinder = createMock(DefaultJavaPackageFinder.class);
expect(defaultJavaPackageFinder.getPathsFromRoot()).andReturn(pathsFromRoot);
Object[] mocks = new Object[] {defaultJavaPackageFinder};
replay(mocks);
ImmutableSet<String> result =
TestRunning.getPathToSourceFolders(
javaLibrary, Optional.of(defaultJavaPackageFinder), new FakeProjectFilesystem());
assertEquals(
"All non-generated source files are under one source tmp.",
ImmutableSet.of("java/"),
result);
verify(mocks);
}
private Path normalizePathToProjectRoot(Path pathRelativeToProjectRoot)
throws NoSuchFileException {
if (!exists(pathRelativeToProjectRoot)) {
throw new NoSuchFileException(pathRelativeToProjectRoot.toString());
}
return MorePaths.normalize(pathRelativeToProjectRoot);
}
private static boolean canMerge(
IjFolder parent, IjFolder child, PackagePathCache packagePathCache) {
Preconditions.checkArgument(child.getPath().startsWith(parent.getPath()));
if (!child.canMergeWith(parent)) {
return false;
}
if (parent.getWantsPackagePrefix() != child.getWantsPackagePrefix()) {
return false;
}
if (parent.getWantsPackagePrefix()) {
Optional<Path> parentPackage = packagePathCache.lookup(parent);
if (!parentPackage.isPresent()) {
return false;
}
Path childPackage = packagePathCache.lookup(child).get();
int pathDifference = child.getPath().getNameCount() - parent.getPath().getNameCount();
Preconditions.checkState(pathDifference == 1);
if (childPackage.getNameCount() == 0) {
return false;
}
if (!MorePaths.getParentOrEmpty(childPackage).equals(parentPackage.get())) {
return false;
}
}
return true;
}
/** Verify that owners are correctly detected: - one owner, multiple inputs */
@Test
public void verifyInputsWithOneOwnerAreCorrectlyReported()
throws CmdLineException, IOException, InterruptedException {
FakeProjectFilesystem filesystem =
new FakeProjectFilesystem() {
@Override
public File getFileForRelativePath(String pathRelativeToProjectRoot) {
return new ExistingFile(getRootPath(), pathRelativeToProjectRoot);
}
};
ImmutableSet<String> inputs =
ImmutableSet.of(
"java/somefolder/badfolder/somefile.java",
"java/somefolder/perfect.java",
"com/test/subtest/random.java");
ImmutableSet<Path> inputPaths = MorePaths.asPaths(inputs);
BuildTarget target = BuildTargetFactory.newInstance("//base:name");
TargetNode<?> targetNode = createTargetNode(target, inputPaths);
CommandRunnerParams params = createAuditOwnerCommandRunnerParams(filesystem);
AuditOwnerCommand.OwnersReport report =
AuditOwnerCommand.generateOwnersReport(params, targetNode, inputs, false);
assertTrue(report.nonFileInputs.isEmpty());
assertTrue(report.nonExistentInputs.isEmpty());
assertTrue(report.inputsWithNoOwners.isEmpty());
assertEquals(inputs.size(), report.owners.size());
assertTrue(report.owners.containsKey(targetNode));
assertEquals(targetNode.getInputs(), report.owners.get(targetNode));
}
@Override
public long getLastModifiedTime(Path path) throws IOException {
Path normalizedPath = MorePaths.normalize(path);
if (!exists(normalizedPath)) {
throw new NoSuchFileException(path.toString());
}
return Preconditions.checkNotNull(fileLastModifiedTimes.get(normalizedPath)).toMillis();
}
@Override
public Path setLastModifiedTime(Path path, FileTime time) throws IOException {
Path normalizedPath = MorePaths.normalize(path);
if (!exists(normalizedPath)) {
throw new NoSuchFileException(path.toString());
}
fileLastModifiedTimes.put(normalizedPath, time);
return normalizedPath;
}
@Override
public void deleteRecursivelyIfExists(Path path) throws IOException {
Path normalizedPath = MorePaths.normalize(path);
for (Iterator<Path> iterator = fileContents.keySet().iterator(); iterator.hasNext(); ) {
Path subPath = iterator.next();
if (subPath.startsWith(normalizedPath)) {
fileAttributes.remove(MorePaths.normalize(subPath));
fileLastModifiedTimes.remove(MorePaths.normalize(subPath));
iterator.remove();
}
}
for (Iterator<Path> iterator = symLinks.keySet().iterator(); iterator.hasNext(); ) {
Path subPath = iterator.next();
if (subPath.startsWith(normalizedPath)) {
iterator.remove();
}
}
fileLastModifiedTimes.remove(path);
directories.remove(path);
}
/**
* Looks through filtered drawables for files not of the target density and replaces them with
* scaled versions.
*
* <p>Any drawables found by this step didn't have equivalents in the target density. If they are
* of a higher density, we can replicate what Android does and downscale them at compile-time.
*/
private void scaleUnmatchedDrawables(ExecutionContext context)
throws IOException, InterruptedException {
ResourceFilters.Density targetDensity = ResourceFilters.Density.ORDERING.max(targetDensities);
// Go over all the images that remain after filtering.
Preconditions.checkNotNull(drawableFinder);
Collection<Path> drawables =
drawableFinder.findDrawables(inResDirToOutResDirMap.values(), filesystem);
for (Path drawable : drawables) {
if (drawable.toString().endsWith(".9.png")) {
// Skip nine-patch for now.
continue;
}
ResourceFilters.Qualifiers qualifiers = new ResourceFilters.Qualifiers(drawable);
ResourceFilters.Density density = qualifiers.density;
// If the image has a qualifier but it's not the right one.
Preconditions.checkNotNull(targetDensities);
if (!targetDensities.contains(density)) {
// Replace density qualifier with target density using regular expression to match
// the qualifier in the context of a path to a drawable.
String fromDensity =
(density == ResourceFilters.Density.NO_QUALIFIER ? "" : "-") + density.toString();
Path destination =
Paths.get(
MorePaths.pathWithUnixSeparators(drawable)
.replaceFirst(
"((?:^|/)drawable[^/]*)" + Pattern.quote(fromDensity) + "(-|$|/)",
"$1-" + targetDensity + "$2"));
double factor = targetDensity.value() / density.value();
if (factor >= 1.0) {
// There is no point in up-scaling, or converting between drawable and drawable-mdpi.
continue;
}
// Make sure destination folder exists and perform downscaling.
filesystem.createParentDirs(destination);
Preconditions.checkNotNull(imageScaler);
imageScaler.scale(factor, drawable, destination, context);
// Delete source file.
filesystem.deleteFileAtPath(drawable);
// Delete newly-empty directories to prevent missing resources errors in apkbuilder.
Path parent = drawable.getParent();
if (filesystem.listFiles(parent).length == 0) {
filesystem.deleteFileAtPath(parent);
}
}
}
}
@Nullable
public Path resolvePathThatMayBeOutsideTheProjectFilesystem(@Nullable Path path) {
if (path == null) {
return path;
}
if (path.isAbsolute()) {
return path;
}
Path expandedPath = MorePaths.expandHomeDir(path);
return projectFilesystem.getAbsolutifier().apply(expandedPath);
}
@Override
public void move(Path source, Path target, CopyOption... options) throws IOException {
fileContents.put(MorePaths.normalize(target), fileContents.remove(MorePaths.normalize(source)));
fileAttributes.put(
MorePaths.normalize(target), fileAttributes.remove(MorePaths.normalize(source)));
fileLastModifiedTimes.put(
MorePaths.normalize(target), fileLastModifiedTimes.remove(MorePaths.normalize(source)));
}
@Override
public void writeBytesToPath(byte[] bytes, Path path, FileAttribute<?>... attrs)
throws IOException {
Path normalizedPath = MorePaths.normalize(path);
fileContents.put(normalizedPath, Preconditions.checkNotNull(bytes));
fileAttributes.put(normalizedPath, ImmutableSet.copyOf(attrs));
Path directory = normalizedPath.getParent();
while (directory != null) {
directories.add(directory);
directory = directory.getParent();
}
fileLastModifiedTimes.put(normalizedPath, FileTime.fromMillis(clock.currentTimeMillis()));
}
@Test
public void testDirectoryAndFile() throws IOException {
File notADirectory = tempDir.newFile("not_a_directory.txt");
Files.write("not_a_directory.txt", notADirectory, Charsets.UTF_8);
File yesADir = tempDir.newFolder("is_a_directory");
Files.write("foo.txt", new File(yesADir, "foo.txt"), Charsets.UTF_8);
Files.write("bar.txt", new File(yesADir, "bar.txt"), Charsets.UTF_8);
File aSubDir = new File(yesADir, "fizzbuzz");
assertTrue("Failed to create dir: " + aSubDir, aSubDir.mkdir());
Files.write(
MorePaths.pathWithPlatformSeparators("fizzbuzz/whatever.txt"),
new File(aSubDir, "whatever.txt"),
Charsets.UTF_8);
verifyFileLike(4, notADirectory, yesADir);
}
private WriteFileStep getWriteRegistrationFileStep(Path registrationFile, Path packageDb) {
Map<String, String> entries = new LinkedHashMap<>();
entries.put("name", packageInfo.getName());
entries.put("version", packageInfo.getVersion());
entries.put("id", packageInfo.getIdentifier());
entries.put("exposed", "True");
entries.put("exposed-modules", Joiner.on(' ').join(modules));
Path pkgRoot = getProjectFilesystem().getRootPath().getFileSystem().getPath("${pkgroot}");
if (!modules.isEmpty()) {
List<String> importDirs = new ArrayList<>();
for (SourcePath interfaceDir : interfaces) {
Path relInterfaceDir =
pkgRoot.resolve(
packageDb.getParent().relativize(getResolver().getRelativePath(interfaceDir)));
importDirs.add('"' + relInterfaceDir.toString() + '"');
}
entries.put("import-dirs", Joiner.on(", ").join(importDirs));
}
List<String> libDirs = new ArrayList<>();
List<String> libs = new ArrayList<>();
for (SourcePath library : libraries) {
Path relLibPath =
pkgRoot.resolve(packageDb.getParent().relativize(getResolver().getRelativePath(library)));
libDirs.add('"' + relLibPath.getParent().toString() + '"');
libs.add(MorePaths.stripPathPrefixAndExtension(relLibPath.getFileName(), "lib"));
}
entries.put("library-dirs", Joiner.on(", ").join(libDirs));
// Use extra libraries here, so GHC won't try to find libraries with any extra suffices
// (e.g. lib<name>-ghc7.10.3.dylib).
entries.put("extra-libraries", Joiner.on(", ").join(libs));
entries.put("depends", Joiner.on(", ").join(depPackages.keySet()));
return new WriteFileStep(
getProjectFilesystem(),
Joiner.on(System.lineSeparator())
.join(
FluentIterable.from(entries.entrySet())
.transform(input -> input.getKey() + ": " + input.getValue())),
registrationFile,
/* executable */ false);
}
/**
* @param cellRoot root path to the cell the rule is defined in.
* @param map the map of values that define the rule.
* @param rulePathForDebug path to the build file the rule is defined in, only used for debugging.
* @return the build target defined by the rule.
*/
public static UnflavoredBuildTarget parseBuildTargetFromRawRule(
Path cellRoot, Map<String, Object> map, Path rulePathForDebug) {
String basePath = (String) map.get("buck.base_path");
String name = (String) map.get("name");
if (basePath == null || name == null) {
throw new IllegalStateException(
String.format(
"Attempting to parse build target from malformed raw data in %s: %s.",
rulePathForDebug, Joiner.on(",").withKeyValueSeparator("->").join(map)));
}
Path otherBasePath = cellRoot.relativize(MorePaths.getParentOrEmpty(rulePathForDebug));
if (!otherBasePath.equals(otherBasePath.getFileSystem().getPath(basePath))) {
throw new IllegalStateException(
String.format(
"Raw data claims to come from [%s], but we tried rooting it at [%s].",
basePath, otherBasePath));
}
return UnflavoredBuildTarget.builder(UnflavoredBuildTarget.BUILD_TARGET_PREFIX + basePath, name)
.setCellPath(cellRoot)
.build();
}
/** Verify that owners are correctly detected: - one owner, multiple inputs, json output */
@Test
public void verifyInputsWithOneOwnerAreCorrectlyReportedInJson()
throws CmdLineException, IOException, InterruptedException {
FakeProjectFilesystem filesystem =
new FakeProjectFilesystem() {
@Override
public File getFileForRelativePath(String pathRelativeToProjectRoot) {
return new ExistingFile(getRootPath(), pathRelativeToProjectRoot);
}
};
ImmutableSet<String> inputs =
ImmutableSet.of(
"java/somefolder/badfolder/somefile.java",
"java/somefolder/perfect.java",
"com/test/subtest/random.java");
ImmutableSortedSet<Path> inputPaths = MorePaths.asPaths(inputs);
BuildTarget target = BuildTargetFactory.newInstance("//base/name:name");
TargetNode<?> targetNode = createTargetNode(target, inputPaths);
AuditOwnerCommand command = new AuditOwnerCommand();
CommandRunnerParams params = createAuditOwnerCommandRunnerParams(filesystem);
AuditOwnerCommand.OwnersReport report =
AuditOwnerCommand.generateOwnersReport(params, targetNode, inputs, false);
command.printOwnersOnlyJsonReport(params, report);
String expectedJson =
Joiner.on("")
.join(
"{",
"\"com/test/subtest/random.java\":[\"//base/name:name\"],",
"\"java/somefolder/badfolder/somefile.java\":[\"//base/name:name\"],",
"\"java/somefolder/perfect.java\":[\"//base/name:name\"]",
"}");
assertEquals(expectedJson, console.getTextWrittenToStdOut());
assertEquals("", console.getTextWrittenToStdErr());
}
@SuppressWarnings({"rawtypes", "unchecked"})
private TargetNode<?> createTargetNode(
BuckEventBus eventBus,
Cell cell,
Path buildFile,
BuildTarget target,
Map<String, Object> rawNode,
TargetNodeListener nodeListener) {
BuildRuleType buildRuleType = parseBuildRuleTypeFromRawRule(cell, rawNode);
// Because of the way that the parser works, we know this can never return null.
Description<?> description = cell.getDescription(buildRuleType);
if (target.isFlavored()) {
if (description instanceof Flavored) {
if (!((Flavored) description).hasFlavors(ImmutableSet.copyOf(target.getFlavors()))) {
throw new HumanReadableException(
"Unrecognized flavor in target %s while parsing %s%s.",
target,
UnflavoredBuildTarget.BUILD_TARGET_PREFIX,
MorePaths.pathWithUnixSeparators(
target.getBasePath().resolve(cell.getBuildFileName())));
}
} else {
LOG.warn(
"Target %s (type %s) must implement the Flavored interface "
+ "before we can check if it supports flavors: %s",
target.getUnflavoredBuildTarget(), buildRuleType, target.getFlavors());
throw new HumanReadableException(
"Target %s (type %s) does not currently support flavors (tried %s)",
target.getUnflavoredBuildTarget(), buildRuleType, target.getFlavors());
}
}
Cell targetCell = cell.getCell(target);
BuildRuleFactoryParams factoryParams =
new BuildRuleFactoryParams(
targetCell.getFilesystem(),
target.withoutCell(),
new FilesystemBackedBuildFileTree(cell.getFilesystem(), cell.getBuildFileName()),
targetCell.isEnforcingBuckPackageBoundaries());
Object constructorArg = description.createUnpopulatedConstructorArg();
try {
ImmutableSet.Builder<BuildTarget> declaredDeps = ImmutableSet.builder();
ImmutableSet.Builder<BuildTargetPattern> visibilityPatterns = ImmutableSet.builder();
try (SimplePerfEvent.Scope scope =
SimplePerfEvent.scope(
eventBus, PerfEventId.of("MarshalledConstructorArg"), "target", target)) {
marshaller.populate(
targetCell.getCellRoots(),
targetCell.getFilesystem(),
factoryParams,
constructorArg,
declaredDeps,
visibilityPatterns,
rawNode);
}
try (SimplePerfEvent.Scope scope =
SimplePerfEvent.scope(eventBus, PerfEventId.of("CreatedTargetNode"), "target", target)) {
Hasher hasher = Hashing.sha1().newHasher();
hasher.putString(BuckVersion.getVersion(), UTF_8);
JsonObjectHashing.hashJsonObject(hasher, rawNode);
synchronized (this) {
targetsCornucopia.put(target.getUnflavoredBuildTarget(), target);
}
TargetNode<?> node =
new TargetNode(
hasher.hash(),
description,
constructorArg,
typeCoercerFactory,
factoryParams,
declaredDeps.build(),
visibilityPatterns.build(),
targetCell.getCellRoots());
nodeListener.onCreate(buildFile, node);
return node;
}
} catch (NoSuchBuildTargetException | TargetNode.InvalidSourcePathInputException e) {
throw new HumanReadableException(e);
} catch (ConstructorArgMarshalException e) {
throw new HumanReadableException("%s: %s", target, e.getMessage());
} catch (IOException e) {
throw new HumanReadableException(e.getMessage(), e);
}
}
public void assertFilesEqual(Path expected, Path actual) throws IOException {
if (!expected.isAbsolute()) {
expected = templatePath.resolve(expected);
}
if (!actual.isAbsolute()) {
actual = destPath.resolve(actual);
}
if (!Files.isRegularFile(actual)) {
fail("Expected file " + actual + " could not be found.");
}
String extension = MorePaths.getFileExtension(actual);
String cleanPathToObservedFile =
MoreStrings.withoutSuffix(templatePath.relativize(expected).toString(), EXPECTED_SUFFIX);
switch (extension) {
// For Apple .plist and .stringsdict files, we define equivalence if:
// 1. The two files are the same type (XML or binary)
// 2. If binary: unserialized objects are deeply-equivalent.
// Otherwise, fall back to exact string match.
case "plist":
case "stringsdict":
NSObject expectedObject;
try {
expectedObject = BinaryPropertyListParser.parse(expected.toFile());
} catch (Exception e) {
// Not binary format.
expectedObject = null;
}
NSObject observedObject;
try {
observedObject = BinaryPropertyListParser.parse(actual.toFile());
} catch (Exception e) {
// Not binary format.
observedObject = null;
}
assertTrue(
String.format(
"In %s, expected plist to be of %s type.",
cleanPathToObservedFile, (expectedObject != null) ? "binary" : "XML"),
(expectedObject != null) == (observedObject != null));
if (expectedObject != null) {
// These keys depend on the locally installed version of Xcode, so ignore them
// in comparisons.
String[] ignoredKeys = {
"DTSDKName",
"DTPlatformName",
"DTPlatformVersion",
"MinimumOSVersion",
"DTSDKBuild",
"DTPlatformBuild",
"DTXcode",
"DTXcodeBuild"
};
if (observedObject instanceof NSDictionary && expectedObject instanceof NSDictionary) {
for (String key : ignoredKeys) {
((NSDictionary) observedObject).remove(key);
((NSDictionary) expectedObject).remove(key);
}
}
assertEquals(
String.format(
"In %s, expected binary plist contents to match.", cleanPathToObservedFile),
expectedObject,
observedObject);
break;
} else {
assertFileContentsEqual(expected, actual);
}
break;
default:
assertFileContentsEqual(expected, actual);
}
}
@Override
public boolean isFile(Path path) {
return fileContents.containsKey(MorePaths.normalize(path));
}
/** Returns a set of source folders of the java files of a library. */
@VisibleForTesting
static ImmutableSet<String> getPathToSourceFolders(
JavaLibrary rule,
Optional<DefaultJavaPackageFinder> defaultJavaPackageFinderOptional,
ProjectFilesystem filesystem) {
ImmutableSet<Path> javaSrcs = rule.getJavaSrcs();
// A Java library rule with just resource files has an empty javaSrcs.
if (javaSrcs.isEmpty()) {
return ImmutableSet.of();
}
// If defaultJavaPackageFinderOptional is not present, then it could mean that there was an
// error reading from the buck configuration file.
if (!defaultJavaPackageFinderOptional.isPresent()) {
throw new HumanReadableException(
"Please include a [java] section with src_root property in the .buckconfig file.");
}
DefaultJavaPackageFinder defaultJavaPackageFinder = defaultJavaPackageFinderOptional.get();
// Iterate through all source paths to make sure we are generating a complete set of source
// folders for the source paths.
Set<String> srcFolders = Sets.newHashSet();
loopThroughSourcePath:
for (Path javaSrcPath : javaSrcs) {
if (!MorePaths.isGeneratedFile(javaSrcPath)) {
// If the source path is already under a known source folder, then we can skip this
// source path.
for (String srcFolder : srcFolders) {
if (javaSrcPath.startsWith(srcFolder)) {
continue loopThroughSourcePath;
}
}
// If the source path is under one of the source roots, then we can just add the source
// root.
ImmutableSortedSet<String> pathsFromRoot = defaultJavaPackageFinder.getPathsFromRoot();
for (String root : pathsFromRoot) {
if (javaSrcPath.startsWith(root)) {
srcFolders.add(root);
continue loopThroughSourcePath;
}
}
// Traverse the file system from the parent directory of the java file until we hit the
// parent of the src root directory.
ImmutableSet<String> pathElements = defaultJavaPackageFinder.getPathElements();
File directory = filesystem.getFileForRelativePath(javaSrcPath.getParent());
while (directory != null && !pathElements.contains(directory.getName())) {
directory = directory.getParentFile();
}
if (directory != null) {
String directoryPath = directory.getPath();
if (!directoryPath.endsWith("/")) {
directoryPath += "/";
}
srcFolders.add(directoryPath);
}
}
}
return ImmutableSet.copyOf(srcFolders);
}
@Override
public boolean isDirectory(Path path, LinkOption... linkOptions) {
return directories.contains(MorePaths.normalize(path));
}
static OwnersReport buildOwnersReport(
CommandRunnerParams params,
ParserConfig parserConfig,
BuildFileTree buildFileTree,
Iterable<String> arguments,
boolean guessForDeletedEnabled)
throws IOException, InterruptedException, BuildFileParseException, BuildTargetException {
final Path rootPath = params.getCell().getFilesystem().getRootPath();
Preconditions.checkState(rootPath.isAbsolute());
Map<Path, List<TargetNode<?>>> targetNodes = Maps.newHashMap();
OwnersReport report = OwnersReport.emptyReport();
for (Path filePath : getArgumentsAsPaths(rootPath, arguments)) {
Optional<Path> basePath = buildFileTree.getBasePathOfAncestorTarget(filePath);
if (!basePath.isPresent()) {
report =
report.updatedWith(
new OwnersReport(
ImmutableSetMultimap.<TargetNode<?>, Path>of(),
/* inputWithNoOwners */ ImmutableSet.of(filePath),
Sets.<String>newHashSet(),
Sets.<String>newHashSet()));
continue;
}
Path buckFile = basePath.get().resolve(parserConfig.getBuildFileName());
Preconditions.checkState(params.getCell().getFilesystem().exists(buckFile));
// Parse buck files and load target nodes.
if (!targetNodes.containsKey(buckFile)) {
try {
targetNodes.put(
buckFile,
params
.getParser()
.getOrLoadTargetNodes(
buckFile,
parserConfig,
params.getBuckEventBus(),
params.getConsole(),
params.getEnvironment()));
} catch (BuildFileParseException | BuildTargetException e) {
Path targetBasePath = MorePaths.relativize(rootPath, rootPath.resolve(basePath.get()));
String targetBaseName = "//" + MorePaths.pathWithUnixSeparators(targetBasePath);
params
.getConsole()
.getStdErr()
.format("Could not parse build targets for %s", targetBaseName);
throw e;
}
}
for (TargetNode<?> targetNode : targetNodes.get(buckFile)) {
report =
report.updatedWith(
generateOwnersReport(
params,
targetNode,
ImmutableList.of(filePath.toString()),
guessForDeletedEnabled));
}
}
return report;
}
private void rmFile(Path path) {
fileContents.remove(MorePaths.normalize(path));
fileAttributes.remove(MorePaths.normalize(path));
fileLastModifiedTimes.remove(MorePaths.normalize(path));
}
@VisibleForTesting
static String createQuery(
ObjectMapper objectMapper,
String watchRoot,
Optional<String> watchPrefix,
String uuid,
Iterable<Path> ignorePaths,
Iterable<String> ignoreGlobs,
Set<Capability> watchmanCapabilities) {
List<Object> queryParams = new ArrayList<>();
queryParams.add("query");
queryParams.add(watchRoot);
// Note that we use LinkedHashMap so insertion order is preserved. That
// helps us write tests that don't depend on the undefined order of HashMap.
Map<String, Object> sinceParams = new LinkedHashMap<>();
sinceParams.put("since", new StringBuilder("n:buckd").append(uuid).toString());
// Exclude any expressions added to this list.
List<Object> excludeAnyOf = Lists.<Object>newArrayList("anyof");
// Exclude all directories.
excludeAnyOf.add(Lists.newArrayList("type", "d"));
Path projectRoot = Paths.get(watchRoot);
if (watchPrefix.isPresent()) {
projectRoot = projectRoot.resolve(watchPrefix.get());
}
// Exclude all files under directories in project.ignorePaths.
//
// Note that it's OK to exclude .git in a query (event though it's
// not currently OK to exclude .git in .watchmanconfig). This id
// because watchman's .git cookie magic is done before the query
// is applied.
for (Path ignorePath : ignorePaths) {
if (ignorePath.isAbsolute()) {
ignorePath = MorePaths.relativize(projectRoot, ignorePath);
}
if (watchmanCapabilities.contains(Capability.DIRNAME)) {
excludeAnyOf.add(Lists.newArrayList("dirname", ignorePath.toString()));
} else {
excludeAnyOf.add(Lists.newArrayList("match", ignorePath.toString() + "/*", "wholename"));
}
}
// Exclude all filenames matching globs. We explicitly don't match
// against the full path ("wholename"), just the filename.
for (String ignoreGlob : ignoreGlobs) {
excludeAnyOf.add(Lists.newArrayList("match", ignoreGlob));
}
sinceParams.put("expression", Lists.newArrayList("not", excludeAnyOf));
sinceParams.put("empty_on_fresh_instance", true);
sinceParams.put("fields", Lists.newArrayList("name", "exists", "new"));
if (watchPrefix.isPresent()) {
sinceParams.put("relative_root", watchPrefix.get());
}
queryParams.add(sinceParams);
try {
return objectMapper.writeValueAsString(queryParams);
} catch (IOException e) {
throw Throwables.propagate(e);
}
}
private byte[] getFileBytes(Path path) {
return Preconditions.checkNotNull(fileContents.get(MorePaths.normalize(path)));
}