Refactor the transformation between data buffers and input stream (#4391)

#### What type of PR is this?

/kind cleanup
/area core
/milestone 2.9.x

#### What this PR does / why we need it:

Before this, If we use a file with length less than 256KB for recovery, the process remains stagnant until we cancel the request.

This PR refactors the transformation between data buffers and input stream and resolve the issue above. We should avoid returning InputStream directly in reactive stream.

- DataBufferUtils before

    ```java
        public static InputStream toInputStream(Flux<DataBuffer> content) throws IOException {
            var pos = new PipedOutputStream();
            var pis = new PipedInputStream(pos);
            write(content, pos)
                .doOnComplete(() -> {
                    try {
                        pos.close();
                    } catch (IOException ignored) {
                        // Ignore the error
                    }
                })
                .subscribeOn(Schedulers.boundedElastic())
                .subscribe(releaseConsumer(), error -> {
                    if (error instanceof IOException) {
                        // Ignore the error
                        return;
                    }
                    log.error("Failed to write DataBuffer into OutputStream", error);
                });
            return pis;
    ```

- DataBufferUtils after

    ```java
        public static Mono<InputStream> toInputStream(Publisher<DataBuffer> content,
            Scheduler scheduler) {
            return Mono.create(sink -> {
                try {
                    var pos = new PipedOutputStream();
                    var pis = new PipedInputStream(pos);
                    var disposable = write(content, pos)
                        .subscribeOn(scheduler)
                        .subscribe(releaseConsumer(), sink::error, () -> FileUtils.closeQuietly(pos),
                            Context.of(sink.contextView()));
                    sink.onDispose(disposable);
                    sink.success(pis);
                } catch (IOException e) {
                    sink.error(e);
                }
            });
    ```

#### Special notes for your reviewer:

Please test for plugins, themes and migrations.

#### Does this PR introduce a user-facing change?

```release-note
解决备份恢复时因文件小于 256KB 而导致接口卡住的问题。
```
pull/4419/head
John Niang 2023-08-12 17:14:11 +08:00 committed by GitHub
parent 5690de3f24
commit c80c5e23c6
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
11 changed files with 475 additions and 554 deletions

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@ -9,16 +9,16 @@ import static org.springdoc.core.fn.builders.parameter.Builder.parameterBuilder;
import static org.springdoc.core.fn.builders.requestbody.Builder.requestBodyBuilder; import static org.springdoc.core.fn.builders.requestbody.Builder.requestBodyBuilder;
import static org.springdoc.core.fn.builders.schema.Builder.schemaBuilder; import static org.springdoc.core.fn.builders.schema.Builder.schemaBuilder;
import static org.springframework.boot.convert.ApplicationConversionService.getSharedInstance; import static org.springframework.boot.convert.ApplicationConversionService.getSharedInstance;
import static org.springframework.core.io.buffer.DataBufferUtils.write;
import static org.springframework.web.reactive.function.server.RequestPredicates.contentType; import static org.springframework.web.reactive.function.server.RequestPredicates.contentType;
import static run.halo.app.extension.ListResult.generateGenericClass; import static run.halo.app.extension.ListResult.generateGenericClass;
import static run.halo.app.extension.router.QueryParamBuildUtil.buildParametersFromType; import static run.halo.app.extension.router.QueryParamBuildUtil.buildParametersFromType;
import static run.halo.app.extension.router.selector.SelectorUtil.labelAndFieldSelectorToPredicate; import static run.halo.app.extension.router.selector.SelectorUtil.labelAndFieldSelectorToPredicate;
import static run.halo.app.infra.utils.FileUtils.deleteFileSilently;
import io.swagger.v3.oas.annotations.enums.ParameterIn; import io.swagger.v3.oas.annotations.enums.ParameterIn;
import io.swagger.v3.oas.annotations.media.ArraySchema; import io.swagger.v3.oas.annotations.media.ArraySchema;
import io.swagger.v3.oas.annotations.media.Schema; import io.swagger.v3.oas.annotations.media.Schema;
import java.io.IOException;
import java.io.InputStream;
import java.net.URI; import java.net.URI;
import java.nio.file.Files; import java.nio.file.Files;
import java.nio.file.Path; import java.nio.file.Path;
@ -33,7 +33,9 @@ import java.util.function.Function;
import java.util.function.Predicate; import java.util.function.Predicate;
import lombok.AllArgsConstructor; import lombok.AllArgsConstructor;
import lombok.extern.slf4j.Slf4j; import lombok.extern.slf4j.Slf4j;
import org.reactivestreams.Publisher;
import org.springdoc.webflux.core.fn.SpringdocRouteBuilder; import org.springdoc.webflux.core.fn.SpringdocRouteBuilder;
import org.springframework.core.io.buffer.DataBuffer;
import org.springframework.dao.OptimisticLockingFailureException; import org.springframework.dao.OptimisticLockingFailureException;
import org.springframework.data.domain.Sort; import org.springframework.data.domain.Sort;
import org.springframework.http.MediaType; import org.springframework.http.MediaType;
@ -41,7 +43,6 @@ import org.springframework.http.codec.multipart.FilePart;
import org.springframework.http.codec.multipart.FormFieldPart; import org.springframework.http.codec.multipart.FormFieldPart;
import org.springframework.http.codec.multipart.Part; import org.springframework.http.codec.multipart.Part;
import org.springframework.stereotype.Component; import org.springframework.stereotype.Component;
import org.springframework.util.FileCopyUtils;
import org.springframework.util.MultiValueMap; import org.springframework.util.MultiValueMap;
import org.springframework.util.StringUtils; import org.springframework.util.StringUtils;
import org.springframework.web.reactive.function.server.RouterFunction; import org.springframework.web.reactive.function.server.RouterFunction;
@ -50,6 +51,7 @@ import org.springframework.web.reactive.function.server.ServerResponse;
import org.springframework.web.server.ServerWebExchange; import org.springframework.web.server.ServerWebExchange;
import org.springframework.web.server.ServerWebInputException; import org.springframework.web.server.ServerWebInputException;
import reactor.core.publisher.Mono; import reactor.core.publisher.Mono;
import reactor.core.scheduler.Scheduler;
import reactor.core.scheduler.Schedulers; import reactor.core.scheduler.Schedulers;
import reactor.util.retry.Retry; import reactor.util.retry.Retry;
import run.halo.app.core.extension.Plugin; import run.halo.app.core.extension.Plugin;
@ -61,9 +63,6 @@ import run.halo.app.extension.ConfigMap;
import run.halo.app.extension.ReactiveExtensionClient; import run.halo.app.extension.ReactiveExtensionClient;
import run.halo.app.extension.router.IListRequest.QueryListRequest; import run.halo.app.extension.router.IListRequest.QueryListRequest;
import run.halo.app.infra.ReactiveUrlDataBufferFetcher; import run.halo.app.infra.ReactiveUrlDataBufferFetcher;
import run.halo.app.infra.exception.ThemeInstallationException;
import run.halo.app.infra.exception.ThemeUpgradeException;
import run.halo.app.infra.utils.DataBufferUtils;
import run.halo.app.plugin.PluginNotFoundException; import run.halo.app.plugin.PluginNotFoundException;
@Slf4j @Slf4j
@ -77,6 +76,8 @@ public class PluginEndpoint implements CustomEndpoint {
private final ReactiveUrlDataBufferFetcher reactiveUrlDataBufferFetcher; private final ReactiveUrlDataBufferFetcher reactiveUrlDataBufferFetcher;
private final Scheduler scheduler = Schedulers.boundedElastic();
@Override @Override
public RouterFunction<ServerResponse> endpoint() { public RouterFunction<ServerResponse> endpoint() {
final var tag = "api.console.halo.run/v1alpha1/Plugin"; final var tag = "api.console.halo.run/v1alpha1/Plugin";
@ -221,48 +222,29 @@ public class PluginEndpoint implements CustomEndpoint {
} }
private Mono<ServerResponse> upgradeFromUri(ServerRequest request) { private Mono<ServerResponse> upgradeFromUri(ServerRequest request) {
final var name = request.pathVariable("name"); var name = request.pathVariable("name");
return request.bodyToMono(UpgradeFromUriRequest.class) var content = request.bodyToMono(UpgradeFromUriRequest.class)
.flatMap(upgradeRequest -> Mono.fromCallable(() -> DataBufferUtils.toInputStream( .map(UpgradeFromUriRequest::uri)
reactiveUrlDataBufferFetcher.fetch(upgradeRequest.uri()))) .flatMapMany(reactiveUrlDataBufferFetcher::fetch);
)
.subscribeOn(Schedulers.boundedElastic()) return Mono.usingWhen(
.onErrorMap(throwable -> { writeToTempFile(content),
log.error("Failed to fetch plugin file from uri.", throwable); path -> pluginService.upgrade(name, path),
return new ThemeUpgradeException("Failed to fetch plugin file from uri.", null,
null);
})
.flatMap(inputStream -> Mono.usingWhen(
transferToTemp(inputStream),
(path) -> pluginService.upgrade(name, path),
this::deleteFileIfExists) this::deleteFileIfExists)
) .flatMap(upgradedPlugin -> ServerResponse.ok().bodyValue(upgradedPlugin));
.flatMap(theme -> ServerResponse.ok()
.contentType(MediaType.APPLICATION_JSON)
.bodyValue(theme)
);
} }
private Mono<ServerResponse> installFromUri(ServerRequest request) { private Mono<ServerResponse> installFromUri(ServerRequest request) {
return request.bodyToMono(InstallFromUriRequest.class) var content = request.bodyToMono(InstallFromUriRequest.class)
.flatMap(installRequest -> Mono.fromCallable(() -> DataBufferUtils.toInputStream( .map(InstallFromUriRequest::uri)
reactiveUrlDataBufferFetcher.fetch(installRequest.uri()))) .flatMapMany(reactiveUrlDataBufferFetcher::fetch);
)
.subscribeOn(Schedulers.boundedElastic()) return Mono.usingWhen(
.doOnError(throwable -> { writeToTempFile(content),
log.error("Failed to fetch plugin file from uri.", throwable);
throw new ThemeInstallationException("Failed to fetch plugin file from uri.", null,
null);
})
.flatMap(inputStream -> Mono.usingWhen(
transferToTemp(inputStream),
pluginService::install, pluginService::install,
this::deleteFileIfExists) this::deleteFileIfExists
) )
.flatMap(theme -> ServerResponse.ok() .flatMap(newPlugin -> ServerResponse.ok().bodyValue(newPlugin));
.contentType(MediaType.APPLICATION_JSON)
.bodyValue(theme)
);
} }
public record InstallFromUriRequest(@Schema(requiredMode = REQUIRED) URI uri) { public record InstallFromUriRequest(@Schema(requiredMode = REQUIRED) URI uri) {
@ -402,10 +384,12 @@ public class PluginEndpoint implements CustomEndpoint {
.bodyValue(upgradedPlugin)); .bodyValue(upgradedPlugin));
} }
private Mono<Plugin> installFromFile(Mono<FilePart> filePartMono, private Mono<Plugin> installFromFile(FilePart filePart,
Function<Path, Mono<Plugin>> resourceClosure) { Function<Path, Mono<Plugin>> resourceClosure) {
var pathMono = filePartMono.flatMap(this::transferToTemp); return Mono.usingWhen(
return Mono.usingWhen(pathMono, resourceClosure, this::deleteFileIfExists); writeToTempFile(filePart.content()),
resourceClosure,
this::deleteFileIfExists);
} }
private Mono<Plugin> installFromPreset(Mono<String> presetNameMono, private Mono<Plugin> installFromPreset(Mono<String> presetNameMono,
@ -529,19 +513,18 @@ public class PluginEndpoint implements CustomEndpoint {
} }
@Schema(requiredMode = NOT_REQUIRED, description = "Plugin Jar file.") @Schema(requiredMode = NOT_REQUIRED, description = "Plugin Jar file.")
public Mono<FilePart> getFile() { public FilePart getFile() {
var part = multipartData.getFirst("file"); var part = multipartData.getFirst("file");
if (part == null) { if (part == null) {
return Mono.error(new ServerWebInputException("Form field file is required")); throw new ServerWebInputException("Form field file is required");
} }
if (!(part instanceof FilePart file)) { if (!(part instanceof FilePart file)) {
return Mono.error(new ServerWebInputException("Invalid parameter of file")); throw new ServerWebInputException("Invalid parameter of file");
} }
if (!Paths.get(file.filename()).toString().endsWith(".jar")) { if (!Paths.get(file.filename()).toString().endsWith(".jar")) {
return Mono.error( throw new ServerWebInputException("Invalid file type, only jar is supported");
new ServerWebInputException("Invalid file type, only jar is supported"));
} }
return Mono.just(file); return file;
} }
@Schema(requiredMode = NOT_REQUIRED, @Schema(requiredMode = NOT_REQUIRED,
@ -584,29 +567,13 @@ public class PluginEndpoint implements CustomEndpoint {
} }
Mono<Void> deleteFileIfExists(Path path) { Mono<Void> deleteFileIfExists(Path path) {
return Mono.fromRunnable(() -> { return deleteFileSilently(path, this.scheduler).then();
try {
Files.deleteIfExists(path);
} catch (IOException e) {
// ignore this error
log.warn("Failed to delete temporary jar file: {}", path, e);
}
}).subscribeOn(Schedulers.boundedElastic()).then();
} }
private Mono<Path> transferToTemp(FilePart filePart) { private Mono<Path> writeToTempFile(Publisher<DataBuffer> content) {
return Mono.fromCallable(() -> Files.createTempFile("halo-plugins", ".jar")) return Mono.fromCallable(() -> Files.createTempFile("halo-plugin-", ".jar"))
.subscribeOn(Schedulers.boundedElastic()) .flatMap(path -> write(content, path).thenReturn(path))
.flatMap(path -> filePart.transferTo(path) .subscribeOn(this.scheduler);
.thenReturn(path)
);
} }
private Mono<Path> transferToTemp(InputStream inputStream) {
return Mono.fromCallable(() -> {
Path tempFile = Files.createTempFile("halo-plugins", ".jar");
FileCopyUtils.copy(inputStream, Files.newOutputStream(tempFile));
return tempFile;
}).subscribeOn(Schedulers.boundedElastic());
}
} }

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@ -7,11 +7,9 @@ import static org.springdoc.core.fn.builders.parameter.Builder.parameterBuilder;
import static org.springdoc.core.fn.builders.requestbody.Builder.requestBodyBuilder; import static org.springdoc.core.fn.builders.requestbody.Builder.requestBodyBuilder;
import static org.springdoc.core.fn.builders.schema.Builder.schemaBuilder; import static org.springdoc.core.fn.builders.schema.Builder.schemaBuilder;
import static org.springframework.web.reactive.function.server.RequestPredicates.contentType; import static org.springframework.web.reactive.function.server.RequestPredicates.contentType;
import static run.halo.app.infra.utils.DataBufferUtils.toInputStream;
import io.swagger.v3.oas.annotations.enums.ParameterIn; import io.swagger.v3.oas.annotations.enums.ParameterIn;
import io.swagger.v3.oas.annotations.media.Schema; import io.swagger.v3.oas.annotations.media.Schema;
import java.io.IOException;
import java.net.URI; import java.net.URI;
import java.nio.file.Path; import java.nio.file.Path;
import java.nio.file.Paths; import java.nio.file.Paths;
@ -29,14 +27,11 @@ import org.springframework.lang.NonNull;
import org.springframework.stereotype.Component; import org.springframework.stereotype.Component;
import org.springframework.util.Assert; import org.springframework.util.Assert;
import org.springframework.util.MultiValueMap; import org.springframework.util.MultiValueMap;
import org.springframework.web.reactive.function.BodyExtractors;
import org.springframework.web.reactive.function.server.RouterFunction; import org.springframework.web.reactive.function.server.RouterFunction;
import org.springframework.web.reactive.function.server.ServerRequest; import org.springframework.web.reactive.function.server.ServerRequest;
import org.springframework.web.reactive.function.server.ServerResponse; import org.springframework.web.reactive.function.server.ServerResponse;
import org.springframework.web.server.ServerWebInputException; import org.springframework.web.server.ServerWebInputException;
import reactor.core.Exceptions;
import reactor.core.publisher.Mono; import reactor.core.publisher.Mono;
import reactor.core.scheduler.Schedulers;
import reactor.util.retry.Retry; import reactor.util.retry.Retry;
import run.halo.app.core.extension.Setting; import run.halo.app.core.extension.Setting;
import run.halo.app.core.extension.Theme; import run.halo.app.core.extension.Theme;
@ -51,9 +46,6 @@ import run.halo.app.infra.SystemConfigurableEnvironmentFetcher;
import run.halo.app.infra.SystemSetting; import run.halo.app.infra.SystemSetting;
import run.halo.app.infra.ThemeRootGetter; import run.halo.app.infra.ThemeRootGetter;
import run.halo.app.infra.exception.NotFoundException; import run.halo.app.infra.exception.NotFoundException;
import run.halo.app.infra.exception.ThemeInstallationException;
import run.halo.app.infra.exception.ThemeUpgradeException;
import run.halo.app.infra.utils.DataBufferUtils;
import run.halo.app.infra.utils.JsonUtils; import run.halo.app.infra.utils.JsonUtils;
import run.halo.app.theme.TemplateEngineManager; import run.halo.app.theme.TemplateEngineManager;
@ -78,7 +70,7 @@ public class ThemeEndpoint implements CustomEndpoint {
private final SystemConfigurableEnvironmentFetcher systemEnvironmentFetcher; private final SystemConfigurableEnvironmentFetcher systemEnvironmentFetcher;
private final ReactiveUrlDataBufferFetcher reactiveUrlDataBufferFetcher; private final ReactiveUrlDataBufferFetcher urlDataBufferFetcher;
@Override @Override
public RouterFunction<ServerResponse> endpoint() { public RouterFunction<ServerResponse> endpoint() {
@ -244,43 +236,25 @@ public class ThemeEndpoint implements CustomEndpoint {
private Mono<ServerResponse> upgradeFromUri(ServerRequest request) { private Mono<ServerResponse> upgradeFromUri(ServerRequest request) {
final var name = request.pathVariable("name"); final var name = request.pathVariable("name");
return request.bodyToMono(UpgradeFromUriRequest.class) var content = request.bodyToMono(UpgradeFromUriRequest.class)
.flatMap(upgradeRequest -> Mono.fromCallable(() -> DataBufferUtils.toInputStream( .map(UpgradeFromUriRequest::uri)
reactiveUrlDataBufferFetcher.fetch(upgradeRequest.uri()))) .flatMapMany(urlDataBufferFetcher::fetch);
return themeService.upgrade(name, content)
.flatMap((updatedTheme) ->
templateEngineManager.clearCache(updatedTheme.getMetadata().getName())
.thenReturn(updatedTheme)
) )
.subscribeOn(Schedulers.boundedElastic()) .flatMap(theme -> ServerResponse.ok().bodyValue(theme));
.doOnError(throwable -> {
log.error("Failed to fetch zip file from uri.", throwable);
throw new ThemeUpgradeException("Failed to fetch zip file from uri.", null,
null);
})
.flatMap(inputStream -> themeService.upgrade(name, inputStream))
.flatMap((updatedTheme) -> templateEngineManager.clearCache(
updatedTheme.getMetadata().getName())
.thenReturn(updatedTheme)
)
.flatMap(theme -> ServerResponse.ok()
.contentType(MediaType.APPLICATION_JSON)
.bodyValue(theme)
);
} }
private Mono<ServerResponse> installFromUri(ServerRequest request) { private Mono<ServerResponse> installFromUri(ServerRequest request) {
return request.bodyToMono(InstallFromUriRequest.class) var content = request.bodyToMono(InstallFromUriRequest.class)
.flatMap(installRequest -> Mono.fromCallable(() -> DataBufferUtils.toInputStream( .map(InstallFromUriRequest::uri)
reactiveUrlDataBufferFetcher.fetch(installRequest.uri()))) .flatMapMany(urlDataBufferFetcher::fetch);
)
.subscribeOn(Schedulers.boundedElastic()) return themeService.install(content)
.doOnError(throwable -> { .flatMap(theme -> ServerResponse.ok().bodyValue(theme));
log.error("Failed to fetch zip file from uri.", throwable);
throw new ThemeInstallationException("Failed to fetch zip file from uri.", null,
null);
})
.flatMap(themeService::install)
.flatMap(theme -> ServerResponse.ok()
.contentType(MediaType.APPLICATION_JSON)
.bodyValue(theme)
);
} }
private Mono<ServerResponse> activateTheme(ServerRequest request) { private Mono<ServerResponse> activateTheme(ServerRequest request) {
@ -328,7 +302,7 @@ public class ThemeEndpoint implements CustomEndpoint {
if (!configMapName.equals(configMapNameToUpdate)) { if (!configMapName.equals(configMapNameToUpdate)) {
throw new ServerWebInputException( throw new ServerWebInputException(
"The name from the request body does not match the theme " "The name from the request body does not match the theme "
+ "configMapName name."); + "configMapName name.");
} }
}) })
.flatMap(configMapToUpdate -> client.fetch(ConfigMap.class, configMapName) .flatMap(configMapToUpdate -> client.fetch(ConfigMap.class, configMapName)
@ -442,22 +416,15 @@ public class ThemeEndpoint implements CustomEndpoint {
private Mono<ServerResponse> upgrade(ServerRequest request) { private Mono<ServerResponse> upgrade(ServerRequest request) {
// validate the theme first // validate the theme first
var themeNameInPath = request.pathVariable("name"); var name = request.pathVariable("name");
return request.multipartData() return request.multipartData()
.map(UpgradeRequest::new) .map(UpgradeRequest::new)
.map(UpgradeRequest::getFile) .map(UpgradeRequest::getFile)
.flatMap(file -> { .flatMap(filePart -> themeService.upgrade(name, filePart.content()))
try { .flatMap((updatedTheme) ->
return themeService.upgrade(themeNameInPath, toInputStream(file.content())); templateEngineManager.clearCache(updatedTheme.getMetadata().getName())
} catch (IOException e) { .thenReturn(updatedTheme))
return Mono.error(e); .flatMap(updatedTheme -> ServerResponse.ok().bodyValue(updatedTheme));
}
})
.flatMap((updatedTheme) -> templateEngineManager.clearCache(
updatedTheme.getMetadata().getName())
.thenReturn(updatedTheme))
.flatMap(updatedTheme -> ServerResponse.ok()
.bodyValue(updatedTheme));
} }
Mono<ListResult<Theme>> listUninstalled(ThemeQuery query) { Mono<ListResult<Theme>> listUninstalled(ThemeQuery query) {
@ -500,39 +467,39 @@ public class ThemeEndpoint implements CustomEndpoint {
} }
@Schema(name = "ThemeInstallRequest") @Schema(name = "ThemeInstallRequest")
public record InstallRequest( public static class InstallRequest {
@Schema(requiredMode = REQUIRED, description = "Theme zip file.") FilePart file) {
@Schema(hidden = true)
private final MultiValueMap<String, Part> multipartData;
public InstallRequest(MultiValueMap<String, Part> multipartData) {
this.multipartData = multipartData;
}
@Schema(requiredMode = REQUIRED, description = "Theme zip file.")
FilePart getFile() {
Part part = multipartData.getFirst("file");
if (!(part instanceof FilePart file)) {
throw new ServerWebInputException(
"Invalid parameter of file, binary data is required");
}
if (!Paths.get(file.filename()).toString().endsWith(".zip")) {
throw new ServerWebInputException(
"Invalid file type, only zip format is supported");
}
return file;
}
} }
public record InstallFromUriRequest(@Schema(requiredMode = REQUIRED) URI uri) { public record InstallFromUriRequest(@Schema(requiredMode = REQUIRED) URI uri) {
} }
Mono<ServerResponse> install(ServerRequest request) { Mono<ServerResponse> install(ServerRequest request) {
return request.body(BodyExtractors.toMultipartData()) return request.multipartData()
.flatMap(this::getZipFilePart) .map(InstallRequest::new)
.flatMap(file -> { .map(InstallRequest::getFile)
try { .flatMap(filePart -> themeService.install(filePart.content()))
return themeService.install(toInputStream(file.content())); .flatMap(theme -> ServerResponse.ok().bodyValue(theme));
} catch (IOException e) {
return Mono.error(Exceptions.propagate(e));
}
})
.flatMap(theme -> ServerResponse.ok()
.contentType(MediaType.APPLICATION_JSON)
.bodyValue(theme));
}
Mono<FilePart> getZipFilePart(MultiValueMap<String, Part> formData) {
Part part = formData.getFirst("file");
if (!(part instanceof FilePart file)) {
return Mono.error(new ServerWebInputException(
"Invalid parameter of file, binary data is required"));
}
if (!Paths.get(file.filename()).toString().endsWith(".zip")) {
return Mono.error(new ServerWebInputException(
"Invalid file type, only zip format is supported"));
}
return Mono.just(file);
} }
} }

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@ -1,15 +1,16 @@
package run.halo.app.core.extension.theme; package run.halo.app.core.extension.theme;
import java.io.InputStream; import org.reactivestreams.Publisher;
import org.springframework.core.io.buffer.DataBuffer;
import reactor.core.publisher.Mono; import reactor.core.publisher.Mono;
import run.halo.app.core.extension.Theme; import run.halo.app.core.extension.Theme;
import run.halo.app.extension.ConfigMap; import run.halo.app.extension.ConfigMap;
public interface ThemeService { public interface ThemeService {
Mono<Theme> install(InputStream is); Mono<Theme> install(Publisher<DataBuffer> content);
Mono<Theme> upgrade(String themeName, InputStream is); Mono<Theme> upgrade(String themeName, Publisher<DataBuffer> content);
Mono<Theme> reloadTheme(String name); Mono<Theme> reloadTheme(String name);

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@ -1,34 +1,33 @@
package run.halo.app.core.extension.theme; package run.halo.app.core.extension.theme;
import static java.nio.file.Files.createTempDirectory;
import static org.springframework.util.FileSystemUtils.copyRecursively; import static org.springframework.util.FileSystemUtils.copyRecursively;
import static run.halo.app.core.extension.theme.ThemeUtils.loadThemeManifest; import static run.halo.app.core.extension.theme.ThemeUtils.loadThemeManifest;
import static run.halo.app.core.extension.theme.ThemeUtils.locateThemeManifest; import static run.halo.app.core.extension.theme.ThemeUtils.locateThemeManifest;
import static run.halo.app.core.extension.theme.ThemeUtils.unzipThemeTo;
import static run.halo.app.infra.utils.FileUtils.createTempDir;
import static run.halo.app.infra.utils.FileUtils.deleteRecursivelyAndSilently; import static run.halo.app.infra.utils.FileUtils.deleteRecursivelyAndSilently;
import static run.halo.app.infra.utils.FileUtils.unzip; import static run.halo.app.infra.utils.FileUtils.unzip;
import java.io.IOException;
import java.io.InputStream;
import java.nio.file.Path; import java.nio.file.Path;
import java.time.Duration; import java.time.Duration;
import java.util.HashMap; import java.util.HashMap;
import java.util.Map; import java.util.Map;
import java.util.Objects; import java.util.Objects;
import java.util.concurrent.atomic.AtomicReference;
import java.util.function.Predicate; import java.util.function.Predicate;
import java.util.zip.ZipInputStream;
import lombok.AllArgsConstructor; import lombok.AllArgsConstructor;
import lombok.extern.slf4j.Slf4j; import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang3.StringUtils; import org.apache.commons.lang3.StringUtils;
import org.reactivestreams.Publisher;
import org.springframework.core.io.buffer.DataBuffer;
import org.springframework.dao.OptimisticLockingFailureException; import org.springframework.dao.OptimisticLockingFailureException;
import org.springframework.retry.RetryException; import org.springframework.retry.RetryException;
import org.springframework.stereotype.Service; import org.springframework.stereotype.Service;
import org.springframework.util.Assert; import org.springframework.util.Assert;
import org.springframework.web.server.ServerErrorException; import org.springframework.web.server.ServerErrorException;
import org.springframework.web.server.ServerWebInputException; import org.springframework.web.server.ServerWebInputException;
import reactor.core.Exceptions;
import reactor.core.publisher.Flux; import reactor.core.publisher.Flux;
import reactor.core.publisher.Mono; import reactor.core.publisher.Mono;
import reactor.core.scheduler.Scheduler;
import reactor.core.scheduler.Schedulers; import reactor.core.scheduler.Schedulers;
import reactor.util.retry.Retry; import reactor.util.retry.Retry;
import run.halo.app.core.extension.AnnotationSetting; import run.halo.app.core.extension.AnnotationSetting;
@ -55,76 +54,60 @@ public class ThemeServiceImpl implements ThemeService {
private final SystemVersionSupplier systemVersionSupplier; private final SystemVersionSupplier systemVersionSupplier;
private final Scheduler scheduler = Schedulers.boundedElastic();
@Override @Override
public Mono<Theme> install(InputStream is) { public Mono<Theme> install(Publisher<DataBuffer> content) {
var themeRoot = this.themeRoot.get(); var themeRoot = this.themeRoot.get();
return ThemeUtils.unzipThemeTo(is, themeRoot) return unzipThemeTo(content, themeRoot, scheduler)
.flatMap(this::persistent); .flatMap(this::persistent);
} }
@Override @Override
public Mono<Theme> upgrade(String themeName, InputStream is) { public Mono<Theme> upgrade(String themeName, Publisher<DataBuffer> content) {
var tempDir = new AtomicReference<Path>(); var checkTheme = client.fetch(Theme.class, themeName)
var tempThemeRoot = new AtomicReference<Path>();
return client.fetch(Theme.class, themeName)
.switchIfEmpty(Mono.error(() -> new ServerWebInputException( .switchIfEmpty(Mono.error(() -> new ServerWebInputException(
"The given theme with name " + themeName + " did not exist"))) "The given theme with name " + themeName + " did not exist")));
.publishOn(Schedulers.boundedElastic()) var upgradeTheme = Mono.usingWhen(
.doFirst(() -> { createTempDir("halo-theme-", scheduler),
try { tempDir -> {
tempDir.set(createTempDirectory("halo-theme-")); var locateThemeManifest = Mono.fromCallable(() -> locateThemeManifest(tempDir)
} catch (IOException e) { .orElseThrow(() -> new ThemeUpgradeException(
throw Exceptions.propagate(e); "Missing theme manifest file: theme.yaml or theme.yml",
} "problemDetail.theme.upgrade.missingManifest", null)));
}) return unzip(content, tempDir, scheduler)
.flatMap(oldTheme -> { .then(locateThemeManifest)
try (var zis = new ZipInputStream(is)) { .flatMap(themeManifest -> {
unzip(zis, tempDir.get()); if (log.isDebugEnabled()) {
return locateThemeManifest(tempDir.get()).switchIfEmpty(Mono.error( log.debug("Found theme manifest file: {}", themeManifest);
() -> new ThemeUpgradeException( }
"Missing theme manifest file: theme.yaml or theme.yml", var newTheme = loadThemeManifest(themeManifest);
"problemDetail.theme.upgrade.missingManifest", null))); if (!Objects.equals(themeName, newTheme.getMetadata().getName())) {
} catch (IOException e) { if (log.isDebugEnabled()) {
return Mono.error(e); log.error("Want theme name: {}, but provided: {}", themeName,
} newTheme.getMetadata().getName());
}) }
.doOnNext(themeManifest -> { return Mono.error(new ThemeUpgradeException(
if (log.isDebugEnabled()) { "Please make sure the theme name is correct",
log.debug("Found theme manifest file: {}", themeManifest); "problemDetail.theme.upgrade.nameMismatch",
} new Object[] {newTheme.getMetadata().getName(), themeName}));
tempThemeRoot.set(themeManifest.getParent()); }
})
.map(ThemeUtils::loadThemeManifest) var copyTheme = Mono.fromCallable(() -> {
.doOnNext(newTheme -> { var themePath = themeRoot.get().resolve(themeName);
if (!Objects.equals(themeName, newTheme.getMetadata().getName())) { copyRecursively(themeManifest.getParent(), themePath);
if (log.isDebugEnabled()) { return themePath;
log.error("Want theme name: {}, but provided: {}", themeName, });
newTheme.getMetadata().getName());
} return deleteThemeAndWaitForComplete(themeName)
throw new ThemeUpgradeException("Please make sure the theme name is correct", .then(copyTheme)
"problemDetail.theme.upgrade.nameMismatch", .then(this.persistent(newTheme));
new Object[] {newTheme.getMetadata().getName(), themeName}); });
} },
}) tempDir -> deleteRecursivelyAndSilently(tempDir, scheduler)
.flatMap(newTheme -> { );
// Remove the theme before upgrading
return deleteThemeAndWaitForComplete(newTheme.getMetadata().getName()) return checkTheme.then(upgradeTheme);
.thenReturn(newTheme);
})
.doOnNext(newTheme -> {
// prepare the theme
var themePath = themeRoot.get().resolve(newTheme.getMetadata().getName());
try {
copyRecursively(tempThemeRoot.get(), themePath);
} catch (IOException e) {
throw Exceptions.propagate(e);
}
})
.flatMap(this::persistent)
.doFinally(signalType -> {
// clear the temporary folder
deleteRecursivelyAndSilently(tempDir.get());
});
} }
/** /**

View File

@ -1,12 +1,11 @@
package run.halo.app.core.extension.theme; package run.halo.app.core.extension.theme;
import static java.nio.file.Files.createTempDirectory;
import static org.springframework.util.FileSystemUtils.copyRecursively; import static org.springframework.util.FileSystemUtils.copyRecursively;
import static run.halo.app.infra.utils.FileUtils.createTempDir;
import static run.halo.app.infra.utils.FileUtils.deleteRecursivelyAndSilently; import static run.halo.app.infra.utils.FileUtils.deleteRecursivelyAndSilently;
import static run.halo.app.infra.utils.FileUtils.unzip; import static run.halo.app.infra.utils.FileUtils.unzip;
import java.io.IOException; import java.io.IOException;
import java.io.InputStream;
import java.nio.file.Files; import java.nio.file.Files;
import java.nio.file.Path; import java.nio.file.Path;
import java.util.ArrayList; import java.util.ArrayList;
@ -15,13 +14,13 @@ import java.util.LinkedList;
import java.util.List; import java.util.List;
import java.util.Optional; import java.util.Optional;
import java.util.Set; import java.util.Set;
import java.util.concurrent.atomic.AtomicReference;
import java.util.stream.BaseStream; import java.util.stream.BaseStream;
import java.util.stream.Stream; import java.util.stream.Stream;
import java.util.zip.ZipInputStream;
import lombok.extern.slf4j.Slf4j; import lombok.extern.slf4j.Slf4j;
import org.reactivestreams.Publisher;
import org.springframework.core.io.FileSystemResource; import org.springframework.core.io.FileSystemResource;
import org.springframework.core.io.Resource; import org.springframework.core.io.Resource;
import org.springframework.core.io.buffer.DataBuffer;
import org.springframework.lang.Nullable; import org.springframework.lang.Nullable;
import org.springframework.util.CollectionUtils; import org.springframework.util.CollectionUtils;
import org.springframework.web.server.ResponseStatusException; import org.springframework.web.server.ResponseStatusException;
@ -29,6 +28,7 @@ import org.springframework.web.server.ServerWebInputException;
import reactor.core.Exceptions; import reactor.core.Exceptions;
import reactor.core.publisher.Flux; import reactor.core.publisher.Flux;
import reactor.core.publisher.Mono; import reactor.core.publisher.Mono;
import reactor.core.scheduler.Scheduler;
import reactor.core.scheduler.Schedulers; import reactor.core.scheduler.Schedulers;
import run.halo.app.core.extension.Theme; import run.halo.app.core.extension.Theme;
import run.halo.app.extension.Unstructured; import run.halo.app.extension.Unstructured;
@ -101,64 +101,51 @@ class ThemeUtils {
} }
} }
static Mono<Unstructured> unzipThemeTo(InputStream inputStream, Path themeWorkDir) { static Mono<Unstructured> unzipThemeTo(Publisher<DataBuffer> content, Path themeWorkDir,
return unzipThemeTo(inputStream, themeWorkDir, false) Scheduler scheduler) {
return unzipThemeTo(content, themeWorkDir, false, scheduler)
.onErrorMap(e -> !(e instanceof ResponseStatusException), e -> { .onErrorMap(e -> !(e instanceof ResponseStatusException), e -> {
log.error("Failed to unzip theme", e); log.error("Failed to unzip theme", e);
throw new ServerWebInputException("Failed to unzip theme"); throw new ServerWebInputException("Failed to unzip theme");
}); });
} }
static Mono<Unstructured> unzipThemeTo(InputStream inputStream, Path themeWorkDir, static Mono<Unstructured> unzipThemeTo(Publisher<DataBuffer> content, Path themeWorkDir,
boolean override) { boolean override, Scheduler scheduler) {
var tempDir = new AtomicReference<Path>(); return Mono.usingWhen(
return Mono.just(inputStream) createTempDir(THEME_TMP_PREFIX, scheduler),
.publishOn(Schedulers.boundedElastic()) tempDir -> {
.doFirst(() -> { var locateThemeManifest = Mono.fromCallable(() -> locateThemeManifest(tempDir)
try { .orElseThrow(() -> new ThemeInstallationException("Missing theme manifest",
tempDir.set(createTempDirectory(THEME_TMP_PREFIX)); "problemDetail.theme.install.missingManifest", null)));
} catch (IOException e) { return unzip(content, tempDir, scheduler)
throw Exceptions.propagate(e); .then(locateThemeManifest)
} .<Unstructured>handle((themeManifestPath, sink) -> {
}) var theme = loadThemeManifest(themeManifestPath);
.doOnNext(is -> { var themeName = theme.getMetadata().getName();
try (var zipIs = new ZipInputStream(is)) { var themeTargetPath = themeWorkDir.resolve(themeName);
// unzip input stream into temporary directory try {
unzip(zipIs, tempDir.get()); if (!override && !FileUtils.isEmpty(themeTargetPath)) {
} catch (IOException e) { sink.error(new ThemeAlreadyExistsException(themeName));
throw Exceptions.propagate(e); return;
} }
}) // install theme to theme work dir
.flatMap(is -> ThemeUtils.locateThemeManifest(tempDir.get())) copyRecursively(themeManifestPath.getParent(), themeTargetPath);
.switchIfEmpty( sink.next(theme);
Mono.error(() -> new ThemeInstallationException("Missing theme manifest", } catch (IOException e) {
"problemDetail.theme.install.missingManifest", null))) deleteRecursivelyAndSilently(themeTargetPath);
.map(themeManifestPath -> { sink.error(e);
var theme = loadThemeManifest(themeManifestPath); }
var themeName = theme.getMetadata().getName(); })
var themeTargetPath = themeWorkDir.resolve(themeName); .subscribeOn(scheduler);
try { },
if (!override && !FileUtils.isEmpty(themeTargetPath)) { tempDir -> FileUtils.deleteRecursivelyAndSilently(tempDir, scheduler)
throw new ThemeAlreadyExistsException(themeName); );
}
// install theme to theme work dir
copyRecursively(themeManifestPath.getParent(), themeTargetPath);
return theme;
} catch (IOException e) {
deleteRecursivelyAndSilently(themeTargetPath);
throw Exceptions.propagate(e);
}
})
.doFinally(signalType -> {
FileUtils.closeQuietly(inputStream);
deleteRecursivelyAndSilently(tempDir.get());
});
} }
static Unstructured loadThemeManifest(Path themeManifestPath) { static Unstructured loadThemeManifest(Path themeManifestPath) {
List<Unstructured> unstructureds = var unstructureds = new YamlUnstructuredLoader(new FileSystemResource(themeManifestPath))
new YamlUnstructuredLoader(new FileSystemResource(themeManifestPath)) .load();
.load();
if (CollectionUtils.isEmpty(unstructureds)) { if (CollectionUtils.isEmpty(unstructureds)) {
throw new ThemeInstallationException("Missing theme manifest", throw new ThemeInstallationException("Missing theme manifest",
"problemDetail.theme.install.missingManifest", null); "problemDetail.theme.install.missingManifest", null);
@ -177,37 +164,35 @@ class ThemeUtils {
return null; return null;
} }
static Mono<Path> locateThemeManifest(Path dir) { static Optional<Path> locateThemeManifest(Path path) {
return Mono.justOrEmpty(dir) if (!Files.isDirectory(path)) {
.filter(Files::isDirectory) return Optional.empty();
.publishOn(Schedulers.boundedElastic()) }
.mapNotNull(path -> { var queue = new LinkedList<Path>();
var queue = new LinkedList<Path>(); queue.add(path);
queue.add(dir); var manifest = Optional.<Path>empty();
var manifest = Optional.<Path>empty(); while (!queue.isEmpty()) {
while (!queue.isEmpty()) { var current = queue.pop();
var current = queue.pop(); try (Stream<Path> subPaths = Files.list(current)) {
try (Stream<Path> subPaths = Files.list(current)) { manifest = subPaths.filter(Files::isReadable)
manifest = subPaths.filter(Files::isReadable) .filter(subPath -> {
.filter(subPath -> { if (Files.isDirectory(subPath)) {
if (Files.isDirectory(subPath)) { queue.add(subPath);
queue.add(subPath); return false;
return false; }
} return true;
return true; })
}) .filter(Files::isRegularFile)
.filter(Files::isRegularFile) .filter(ThemeUtils::isManifest)
.filter(ThemeUtils::isManifest) .findFirst();
.findFirst(); } catch (IOException e) {
} catch (IOException e) { throw Exceptions.propagate(e);
throw Exceptions.propagate(e); }
} if (manifest.isPresent()) {
if (manifest.isPresent()) { break;
break; }
} }
} return manifest;
return manifest.orElse(null);
});
} }
static boolean isManifest(Path file) { static boolean isManifest(Path file) {

View File

@ -1,12 +1,14 @@
package run.halo.app.infra; package run.halo.app.infra;
import java.io.IOException; import java.io.IOException;
import java.util.concurrent.CountDownLatch;
import lombok.extern.slf4j.Slf4j; import lombok.extern.slf4j.Slf4j;
import org.springframework.context.ApplicationListener; import org.springframework.context.ApplicationListener;
import org.springframework.core.io.support.PathMatchingResourcePatternResolver; import org.springframework.core.io.UrlResource;
import org.springframework.core.io.buffer.DataBufferUtils;
import org.springframework.core.io.buffer.DefaultDataBufferFactory;
import org.springframework.stereotype.Component; import org.springframework.stereotype.Component;
import org.springframework.util.ResourceUtils; import org.springframework.util.ResourceUtils;
import org.springframework.util.StreamUtils;
import run.halo.app.core.extension.theme.ThemeService; import run.halo.app.core.extension.theme.ThemeService;
import run.halo.app.infra.properties.HaloProperties; import run.halo.app.infra.properties.HaloProperties;
import run.halo.app.infra.properties.ThemeProperties; import run.halo.app.infra.properties.ThemeProperties;
@ -41,20 +43,18 @@ public class DefaultThemeInitializer implements ApplicationListener<SchemeInitia
// TODO Checking if any themes are installed here in the future might be better? // TODO Checking if any themes are installed here in the future might be better?
if (!FileUtils.isEmpty(themeRoot)) { if (!FileUtils.isEmpty(themeRoot)) {
log.debug("Skipped initializing default theme because there are themes " log.debug("Skipped initializing default theme because there are themes "
+ "inside theme root"); + "inside theme root");
return; return;
} }
log.info("Initializing default theme from {}", location); log.info("Initializing default theme from {}", location);
PathMatchingResourcePatternResolver resolver = var themeUrl = ResourceUtils.getURL(location);
new PathMatchingResourcePatternResolver(); var content = DataBufferUtils.read(new UrlResource(themeUrl),
var latch = new CountDownLatch(1); DefaultDataBufferFactory.sharedInstance,
themeService.install(ResourceUtils.getURL(location).openStream()) StreamUtils.BUFFER_SIZE);
.doFinally(signalType -> latch.countDown()) var theme = themeService.install(content).block();
.subscribe(theme -> log.info("Initialized default theme: {}", log.info("Initialized default theme: {}", theme);
theme.getMetadata().getName()));
latch.await();
// Because default active theme is default, we don't need to enabled it manually. // Because default active theme is default, we don't need to enabled it manually.
} catch (IOException | InterruptedException e) { } catch (IOException e) {
// we should skip the initialization error at here // we should skip the initialization error at here
log.warn("Failed to initialize theme from " + location, e); log.warn("Failed to initialize theme from " + location, e);
} }

View File

@ -8,35 +8,36 @@ import java.io.InputStream;
import java.io.PipedInputStream; import java.io.PipedInputStream;
import java.io.PipedOutputStream; import java.io.PipedOutputStream;
import lombok.extern.slf4j.Slf4j; import lombok.extern.slf4j.Slf4j;
import org.reactivestreams.Publisher;
import org.springframework.core.io.buffer.DataBuffer; import org.springframework.core.io.buffer.DataBuffer;
import reactor.core.publisher.Flux; import reactor.core.publisher.Mono;
import reactor.core.scheduler.Scheduler;
import reactor.core.scheduler.Schedulers; import reactor.core.scheduler.Schedulers;
import reactor.util.context.Context;
@Slf4j @Slf4j
public final class DataBufferUtils { public enum DataBufferUtils {
;
private DataBufferUtils() { public static Mono<InputStream> toInputStream(Publisher<DataBuffer> content) {
return toInputStream(content, Schedulers.boundedElastic());
} }
public static InputStream toInputStream(Flux<DataBuffer> content) throws IOException { public static Mono<InputStream> toInputStream(Publisher<DataBuffer> content,
var pos = new PipedOutputStream(); Scheduler scheduler) {
var pis = new PipedInputStream(pos); return Mono.create(sink -> {
write(content, pos) try {
.doOnComplete(() -> { var pos = new PipedOutputStream();
try { var pis = new PipedInputStream(pos);
pos.close(); var disposable = write(content, pos)
} catch (IOException ignored) { .subscribeOn(scheduler)
// Ignore the error .subscribe(releaseConsumer(), sink::error, () -> FileUtils.closeQuietly(pos),
} Context.of(sink.contextView()));
}) sink.onDispose(disposable);
.subscribeOn(Schedulers.boundedElastic()) sink.success(pis);
.subscribe(releaseConsumer(), error -> { } catch (IOException e) {
if (error instanceof IOException) { sink.error(e);
// Ignore the error }
return; });
}
log.error("Failed to write DataBuffer into OutputStream", error);
});
return pis;
} }
} }

View File

@ -2,6 +2,7 @@ package run.halo.app.infra.utils;
import static java.nio.file.StandardCopyOption.REPLACE_EXISTING; import static java.nio.file.StandardCopyOption.REPLACE_EXISTING;
import static org.springframework.util.FileSystemUtils.deleteRecursively; import static org.springframework.util.FileSystemUtils.deleteRecursively;
import static run.halo.app.infra.utils.DataBufferUtils.toInputStream;
import java.io.Closeable; import java.io.Closeable;
import java.io.IOException; import java.io.IOException;
@ -23,10 +24,13 @@ import java.util.zip.ZipEntry;
import java.util.zip.ZipInputStream; import java.util.zip.ZipInputStream;
import java.util.zip.ZipOutputStream; import java.util.zip.ZipOutputStream;
import lombok.extern.slf4j.Slf4j; import lombok.extern.slf4j.Slf4j;
import org.reactivestreams.Publisher;
import org.springframework.core.io.buffer.DataBuffer;
import org.springframework.lang.NonNull; import org.springframework.lang.NonNull;
import org.springframework.util.AntPathMatcher; import org.springframework.util.AntPathMatcher;
import org.springframework.util.Assert; import org.springframework.util.Assert;
import reactor.core.publisher.Mono; import reactor.core.publisher.Mono;
import reactor.core.scheduler.Scheduler;
import reactor.core.scheduler.Schedulers; import reactor.core.scheduler.Schedulers;
import run.halo.app.infra.exception.AccessDeniedException; import run.halo.app.infra.exception.AccessDeniedException;
@ -40,6 +44,26 @@ public abstract class FileUtils {
private FileUtils() { private FileUtils() {
} }
public static Mono<Void> unzip(Publisher<DataBuffer> content, @NonNull Path targetPath) {
return unzip(content, targetPath, Schedulers.boundedElastic());
}
public static Mono<Void> unzip(Publisher<DataBuffer> content, @NonNull Path targetPath,
Scheduler scheduler) {
return Mono.usingWhen(
toInputStream(content, scheduler),
is -> {
try (var zis = new ZipInputStream(is)) {
unzip(zis, targetPath);
return Mono.empty();
} catch (IOException e) {
return Mono.error(e);
}
},
is -> Mono.fromRunnable(() -> closeQuietly(is))
);
}
public static void unzip(@NonNull ZipInputStream zis, @NonNull Path targetPath) public static void unzip(@NonNull ZipInputStream zis, @NonNull Path targetPath)
throws IOException { throws IOException {
// 1. unzip file to folder // 1. unzip file to folder
@ -170,7 +194,7 @@ public abstract class FileUtils {
* the given {@code consumer}. * the given {@code consumer}.
* *
* @param closeable The resource to close, may be null. * @param closeable The resource to close, may be null.
* @param consumer Consumes the IOException thrown by {@link Closeable#close()}. * @param consumer Consumes the IOException thrown by {@link Closeable#close()}.
*/ */
public static void closeQuietly(final Closeable closeable, public static void closeQuietly(final Closeable closeable,
final Consumer<IOException> consumer) { final Consumer<IOException> consumer) {
@ -188,7 +212,7 @@ public abstract class FileUtils {
/** /**
* Checks directory traversal vulnerability. * Checks directory traversal vulnerability.
* *
* @param parentPath parent path must not be null. * @param parentPath parent path must not be null.
* @param pathToCheck path to check must not be null * @param pathToCheck path to check must not be null
*/ */
public static void checkDirectoryTraversal(@NonNull Path parentPath, public static void checkDirectoryTraversal(@NonNull Path parentPath,
@ -207,7 +231,7 @@ public abstract class FileUtils {
/** /**
* Checks directory traversal vulnerability. * Checks directory traversal vulnerability.
* *
* @param parentPath parent path must not be null. * @param parentPath parent path must not be null.
* @param pathToCheck path to check must not be null * @param pathToCheck path to check must not be null
*/ */
public static void checkDirectoryTraversal(@NonNull String parentPath, public static void checkDirectoryTraversal(@NonNull String parentPath,
@ -218,7 +242,7 @@ public abstract class FileUtils {
/** /**
* Checks directory traversal vulnerability. * Checks directory traversal vulnerability.
* *
* @param parentPath parent path must not be null. * @param parentPath parent path must not be null.
* @param pathToCheck path to check must not be null * @param pathToCheck path to check must not be null
*/ */
public static void checkDirectoryTraversal(@NonNull Path parentPath, public static void checkDirectoryTraversal(@NonNull Path parentPath,
@ -237,15 +261,27 @@ public abstract class FileUtils {
if (log.isDebugEnabled()) { if (log.isDebugEnabled()) {
log.debug("Delete {} result: {}", root, deleted); log.debug("Delete {} result: {}", root, deleted);
} }
} catch (IOException e) { } catch (IOException ignored) {
// Ignore this error // Ignore this error
if (log.isTraceEnabled()) {
log.trace("Failed to delete {} recursively", root);
}
} }
} }
public static Mono<Boolean> deleteRecursivelyAndSilently(Path root, Scheduler scheduler) {
return Mono.fromSupplier(() -> {
try {
return deleteRecursively(root);
} catch (IOException ignored) {
return false;
}
}).subscribeOn(scheduler);
}
public static Mono<Boolean> deleteFileSilently(Path file) { public static Mono<Boolean> deleteFileSilently(Path file) {
return deleteFileSilently(file, Schedulers.boundedElastic());
}
public static Mono<Boolean> deleteFileSilently(Path file, Scheduler scheduler) {
return Mono.fromSupplier( return Mono.fromSupplier(
() -> { () -> {
if (file == null || !Files.isRegularFile(file)) { if (file == null || !Files.isRegularFile(file)) {
@ -257,7 +293,7 @@ public abstract class FileUtils {
return false; return false;
} }
}) })
.subscribeOn(Schedulers.boundedElastic()); .subscribeOn(scheduler);
} }
public static void copy(Path source, Path dest, CopyOption... options) { public static void copy(Path source, Path dest, CopyOption... options) {
@ -295,4 +331,7 @@ public abstract class FileUtils {
}); });
} }
public static Mono<Path> createTempDir(String prefix, Scheduler scheduler) {
return Mono.fromCallable(() -> Files.createTempDirectory(prefix)).subscribeOn(scheduler);
}
} }

View File

@ -1,38 +1,37 @@
package run.halo.app.migration.impl; package run.halo.app.migration.impl;
import static org.springframework.core.io.buffer.DataBufferUtils.releaseConsumer; import static java.nio.file.Files.deleteIfExists;
import static run.halo.app.infra.utils.FileUtils.closeQuietly; import static org.springframework.util.FileSystemUtils.copyRecursively;
import static run.halo.app.infra.utils.FileUtils.checkDirectoryTraversal;
import static run.halo.app.infra.utils.FileUtils.copyRecursively;
import static run.halo.app.infra.utils.FileUtils.createTempDir;
import static run.halo.app.infra.utils.FileUtils.deleteRecursivelyAndSilently; import static run.halo.app.infra.utils.FileUtils.deleteRecursivelyAndSilently;
import static run.halo.app.infra.utils.FileUtils.unzip;
import com.fasterxml.jackson.core.util.MinimalPrettyPrinter; import com.fasterxml.jackson.core.util.MinimalPrettyPrinter;
import com.fasterxml.jackson.databind.MappingIterator; import com.fasterxml.jackson.databind.MappingIterator;
import com.fasterxml.jackson.databind.ObjectMapper; import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.json.JsonMapper; import com.fasterxml.jackson.databind.json.JsonMapper;
import java.io.IOException; import java.io.IOException;
import java.io.PipedInputStream;
import java.io.PipedOutputStream;
import java.nio.file.Files; import java.nio.file.Files;
import java.nio.file.Path; import java.nio.file.Path;
import java.time.ZoneId; import java.time.ZoneId;
import java.time.format.DateTimeFormatter; import java.time.format.DateTimeFormatter;
import java.util.Locale; import java.util.Locale;
import java.util.Set; import java.util.Set;
import java.util.zip.ZipInputStream;
import lombok.extern.slf4j.Slf4j; import lombok.extern.slf4j.Slf4j;
import org.reactivestreams.Publisher; import org.reactivestreams.Publisher;
import org.springframework.core.io.FileSystemResource; import org.springframework.core.io.FileSystemResource;
import org.springframework.core.io.Resource; import org.springframework.core.io.Resource;
import org.springframework.core.io.buffer.DataBuffer; import org.springframework.core.io.buffer.DataBuffer;
import org.springframework.core.io.buffer.DataBufferUtils;
import org.springframework.stereotype.Service; import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional; import org.springframework.transaction.annotation.Transactional;
import org.springframework.util.FileSystemUtils;
import org.springframework.web.server.ServerWebInputException; import org.springframework.web.server.ServerWebInputException;
import reactor.core.Exceptions; import reactor.core.Exceptions;
import reactor.core.publisher.Flux; import reactor.core.publisher.Flux;
import reactor.core.publisher.Mono; import reactor.core.publisher.Mono;
import reactor.core.scheduler.Scheduler;
import reactor.core.scheduler.Schedulers; import reactor.core.scheduler.Schedulers;
import reactor.util.context.Context;
import run.halo.app.extension.store.ExtensionStore; import run.halo.app.extension.store.ExtensionStore;
import run.halo.app.extension.store.ExtensionStoreRepository; import run.halo.app.extension.store.ExtensionStoreRepository;
import run.halo.app.infra.exception.NotFoundException; import run.halo.app.infra.exception.NotFoundException;
@ -67,6 +66,8 @@ public class MigrationServiceImpl implements MigrationService {
private final DateTimeFormatter dateTimeFormatter; private final DateTimeFormatter dateTimeFormatter;
private final Scheduler scheduler = Schedulers.boundedElastic();
public MigrationServiceImpl(ExtensionStoreRepository repository, public MigrationServiceImpl(ExtensionStoreRepository repository,
HaloProperties haloProperties) { HaloProperties haloProperties) {
this.repository = repository; this.repository = repository;
@ -94,55 +95,51 @@ public class MigrationServiceImpl implements MigrationService {
@Override @Override
public Mono<Void> backup(Backup backup) { public Mono<Void> backup(Backup backup) {
try { return Mono.usingWhen(
// create temporary folder to store all backup files into single files. createTempDir("halo-full-backup-", scheduler),
var tempDir = Files.createTempDirectory("halo-full-backup-"); tempDir -> backupExtensions(tempDir)
return backupExtensions(tempDir) .then(Mono.defer(() -> backupWorkDir(tempDir)))
.and(backupWorkDir(tempDir)) .then(Mono.defer(() -> packageBackup(tempDir, backup))),
.and(packageBackup(tempDir, backup)) tempDir -> deleteRecursivelyAndSilently(tempDir, scheduler)
.doFinally(signalType -> deleteRecursivelyAndSilently(tempDir)) );
.subscribeOn(Schedulers.boundedElastic());
} catch (IOException e) {
return Mono.error(e);
}
} }
@Override @Override
public Mono<Resource> download(Backup backup) { public Mono<Resource> download(Backup backup) {
var status = backup.getStatus(); return Mono.create(sink -> {
if (!Backup.Phase.SUCCEEDED.equals(status.getPhase()) || status.getFilename() == null) { var status = backup.getStatus();
return Mono.error(new ServerWebInputException("Current backup is not downloadable.")); if (!Backup.Phase.SUCCEEDED.equals(status.getPhase()) || status.getFilename() == null) {
} sink.error(new ServerWebInputException("Current backup is not downloadable."));
return;
var backupFile = getBackupsRoot().resolve(status.getFilename()); }
var resource = new FileSystemResource(backupFile); var backupFile = getBackupsRoot().resolve(status.getFilename());
if (!resource.exists()) { var resource = new FileSystemResource(backupFile);
return Mono.error(new NotFoundException("problemDetail.migration.backup.notFound", if (!resource.exists()) {
new Object[] {}, "Backup file doesn't exist or deleted.")); sink.error(
} new NotFoundException("problemDetail.migration.backup.notFound",
return Mono.just(resource); new Object[] {},
"Backup file doesn't exist or deleted."));
return;
}
sink.success(resource);
});
} }
@Override @Override
@Transactional @Transactional
public Mono<Void> restore(Publisher<DataBuffer> content) { public Mono<Void> restore(Publisher<DataBuffer> content) {
return Mono.defer(() -> { return Mono.usingWhen(
try { createTempDir("halo-restore-", scheduler),
var tempDir = Files.createTempDirectory("halo-restore-"); tempDir -> unpackBackup(content, tempDir)
return unpackBackup(content, tempDir) .then(Mono.defer(() -> restoreExtensions(tempDir)))
.and(restoreExtensions(tempDir)) .then(Mono.defer(() -> restoreWorkdir(tempDir))),
.and(restoreWorkdir(tempDir)) tempDir -> deleteRecursivelyAndSilently(tempDir, scheduler)
.doFinally(signalType -> deleteRecursivelyAndSilently(tempDir)) );
.subscribeOn(Schedulers.boundedElastic());
} catch (IOException e) {
return Mono.error(e);
}
});
} }
@Override @Override
public Mono<Void> cleanup(Backup backup) { public Mono<Void> cleanup(Backup backup) {
return Mono.<Void>fromRunnable(() -> { return Mono.<Void>create(sink -> {
var status = backup.getStatus(); var status = backup.getStatus();
if (status == null || status.getFilename() == null) { if (status == null || status.getFilename() == null) {
return; return;
@ -151,110 +148,104 @@ public class MigrationServiceImpl implements MigrationService {
var backupsRoot = getBackupsRoot(); var backupsRoot = getBackupsRoot();
var backupFile = backupsRoot.resolve(filename); var backupFile = backupsRoot.resolve(filename);
try { try {
FileUtils.checkDirectoryTraversal(backupsRoot, backupFile); checkDirectoryTraversal(backupsRoot, backupFile);
Files.deleteIfExists(backupFile); deleteIfExists(backupFile);
} catch (IOException e) {
throw Exceptions.propagate(e);
}
}).subscribeOn(Schedulers.boundedElastic());
}
private Mono<Void> restoreWorkdir(Path backupRoot) {
return Mono.fromRunnable(() -> {
try {
var workdir = backupRoot.resolve("workdir");
if (Files.exists(workdir)) {
FileSystemUtils.copyRecursively(workdir, haloProperties.getWorkDir());
}
} catch (IOException e) {
throw Exceptions.propagate(e);
}
});
}
private Mono<Void> restoreExtensions(Path backupRoot) {
var extensionsPath = backupRoot.resolve("extensions.data");
var reader = objectMapper.readerFor(ExtensionStore.class);
return Mono.<Void, MappingIterator<ExtensionStore>>using(
() -> reader.readValues(extensionsPath.toFile()),
itr -> Flux.<ExtensionStore>create(
sink -> {
while (itr.hasNext()) {
sink.next(itr.next());
}
sink.complete();
})
// reset version
.doOnNext(extensionStore -> extensionStore.setVersion(null))
.buffer(100)
// We might encounter OptimisticLockingFailureException when saving extension store,
// So we have to delete all extension stores before saving.
.flatMap(extensionStores -> repository.deleteAll(extensionStores)
.thenMany(repository.saveAll(extensionStores)))
.doOnNext(extensionStore ->
log.info("Restored extension store: {}", extensionStore.getName()))
.then(),
itr -> {
try {
itr.close();
} catch (IOException e) {
throw Exceptions.propagate(e);
}
});
}
private Mono<Void> unpackBackup(Publisher<DataBuffer> content, Path target) {
return Mono.create(sink -> {
try (var pipedIs = new PipedInputStream();
var pipedOs = new PipedOutputStream(pipedIs);
var zipIs = new ZipInputStream(pipedIs)) {
DataBufferUtils.write(content, pipedOs)
.subscribe(
releaseConsumer(),
sink::error,
() -> closeQuietly(pipedOs),
Context.of(sink.contextView()));
FileUtils.unzip(zipIs, target);
sink.success(); sink.success();
} catch (IOException e) { } catch (IOException e) {
sink.error(e); sink.error(e);
} }
}); }).subscribeOn(scheduler);
}
private Mono<Void> restoreWorkdir(Path backupRoot) {
return Mono.<Void>create(sink -> {
try {
var workdir = backupRoot.resolve("workdir");
if (Files.exists(workdir)) {
copyRecursively(workdir, haloProperties.getWorkDir());
}
sink.success();
} catch (IOException e) {
sink.error(e);
}
}).subscribeOn(scheduler);
}
private Mono<Void> restoreExtensions(Path backupRoot) {
var extensionsPath = backupRoot.resolve("extensions.data");
if (Files.notExists(extensionsPath)) {
return Mono.empty();
}
var reader = objectMapper.readerFor(ExtensionStore.class);
return Mono.<Void, MappingIterator<ExtensionStore>>using(
() -> reader.readValues(extensionsPath.toFile()),
itr -> Flux.<ExtensionStore>create(
sink -> {
while (itr.hasNext()) {
sink.next(itr.next());
}
sink.complete();
})
// reset version
.doOnNext(extensionStore -> extensionStore.setVersion(null)).buffer(100)
// We might encounter OptimisticLockingFailureException when saving extension
// store,
// So we have to delete all extension stores before saving.
.flatMap(extensionStores -> repository.deleteAll(extensionStores)
.thenMany(repository.saveAll(extensionStores))
)
.doOnNext(extensionStore -> log.info("Restored extension store: {}",
extensionStore.getName()))
.then(),
FileUtils::closeQuietly)
.subscribeOn(scheduler);
}
private Mono<Void> unpackBackup(Publisher<DataBuffer> content, Path target) {
return unzip(content, target, scheduler);
} }
private Mono<Void> packageBackup(Path baseDir, Backup backup) { private Mono<Void> packageBackup(Path baseDir, Backup backup) {
return Mono.fromRunnable(() -> { return Mono.fromCallable(
try { () -> {
var backupsFolder = getBackupsRoot(); var backupsFolder = getBackupsRoot();
Files.createDirectories(backupsFolder); Files.createDirectories(backupsFolder);
return backupsFolder;
})
.<Void>handle((backupsFolder, sink) -> {
var backupName = backup.getMetadata().getName(); var backupName = backup.getMetadata().getName();
var startTimestamp = backup.getStatus().getStartTimestamp(); var startTimestamp = backup.getStatus().getStartTimestamp();
var timePart = this.dateTimeFormatter.format(startTimestamp); var timePart = this.dateTimeFormatter.format(startTimestamp);
var backupFile = backupsFolder.resolve(timePart + '-' + backupName + ".zip"); var backupFile = backupsFolder.resolve(timePart + '-' + backupName + ".zip");
FileUtils.zip(baseDir, backupFile); try {
backup.getStatus().setFilename(backupFile.getFileName().toString()); FileUtils.zip(baseDir, backupFile);
backup.getStatus().setSize(Files.size(backupFile)); backup.getStatus().setFilename(backupFile.getFileName().toString());
} catch (IOException e) { backup.getStatus().setSize(Files.size(backupFile));
throw Exceptions.propagate(e); sink.complete();
} } catch (IOException e) {
}); sink.error(e);
}
})
.subscribeOn(scheduler);
} }
private Mono<Void> backupWorkDir(Path baseDir) { private Mono<Void> backupWorkDir(Path baseDir) {
return Mono.fromRunnable(() -> { return Mono.fromCallable(() -> Files.createDirectory(baseDir.resolve("workdir")))
try { .<Void>handle((workdirPath, sink) -> {
var workdirPath = Files.createDirectory(baseDir.resolve("workdir")); try {
FileUtils.copyRecursively(haloProperties.getWorkDir(), workdirPath, excludes); copyRecursively(haloProperties.getWorkDir(), workdirPath, excludes);
} catch (IOException e) { sink.complete();
throw Exceptions.propagate(e); } catch (IOException e) {
} sink.error(e);
}); }
})
.subscribeOn(scheduler);
} }
private Mono<Void> backupExtensions(Path baseDir) { private Mono<Void> backupExtensions(Path baseDir) {
try { return Mono.fromCallable(() -> Files.createFile(baseDir.resolve("extensions.data")))
var extensionsPath = Files.createFile(baseDir.resolve("extensions.data")); .flatMap(extensionsPath -> Mono.using(
return Mono.using(() -> objectMapper.writerFor(ExtensionStore.class) () -> objectMapper.writerFor(ExtensionStore.class)
.writeValuesAsArray(extensionsPath.toFile()), .writeValuesAsArray(extensionsPath.toFile()),
seqWriter -> repository.findAll() seqWriter -> repository.findAll()
.doOnNext(extensionStore -> { .doOnNext(extensionStore -> {
@ -263,17 +254,8 @@ public class MigrationServiceImpl implements MigrationService {
} catch (IOException e) { } catch (IOException e) {
throw Exceptions.propagate(e); throw Exceptions.propagate(e);
} }
}) }).then(),
.then(), FileUtils::closeQuietly))
seqWriter -> { .subscribeOn(scheduler);
try {
seqWriter.close();
} catch (IOException e) {
throw Exceptions.propagate(e);
}
});
} catch (IOException e) {
return Mono.error(e);
}
} }
} }

View File

@ -4,7 +4,6 @@ import static org.mockito.ArgumentMatchers.any;
import static org.mockito.ArgumentMatchers.eq; import static org.mockito.ArgumentMatchers.eq;
import static org.mockito.ArgumentMatchers.isA; import static org.mockito.ArgumentMatchers.isA;
import static org.mockito.Mockito.lenient; import static org.mockito.Mockito.lenient;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.times; import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify; import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when; import static org.mockito.Mockito.when;
@ -12,7 +11,6 @@ import static org.springframework.web.reactive.function.BodyInserters.fromMultip
import java.io.File; import java.io.File;
import java.io.IOException; import java.io.IOException;
import java.io.InputStream;
import java.net.URI; import java.net.URI;
import java.nio.file.Files; import java.nio.file.Files;
import java.nio.file.Path; import java.nio.file.Path;
@ -24,15 +22,14 @@ import org.junit.jupiter.api.extension.ExtendWith;
import org.mockito.InjectMocks; import org.mockito.InjectMocks;
import org.mockito.Mock; import org.mockito.Mock;
import org.mockito.junit.jupiter.MockitoExtension; import org.mockito.junit.jupiter.MockitoExtension;
import org.reactivestreams.Publisher;
import org.springframework.core.io.FileSystemResource; import org.springframework.core.io.FileSystemResource;
import org.springframework.core.io.buffer.DataBuffer;
import org.springframework.http.MediaType; import org.springframework.http.MediaType;
import org.springframework.http.client.MultipartBodyBuilder; import org.springframework.http.client.MultipartBodyBuilder;
import org.springframework.test.web.reactive.server.WebTestClient; import org.springframework.test.web.reactive.server.WebTestClient;
import org.springframework.util.FileSystemUtils; import org.springframework.util.FileSystemUtils;
import org.springframework.util.ResourceUtils; import org.springframework.util.ResourceUtils;
import org.springframework.web.server.ServerWebInputException; import org.springframework.web.server.ServerWebInputException;
import reactor.core.publisher.Flux;
import reactor.core.publisher.Mono; import reactor.core.publisher.Mono;
import run.halo.app.core.extension.Setting; import run.halo.app.core.extension.Setting;
import run.halo.app.core.extension.Theme; import run.halo.app.core.extension.Theme;
@ -70,7 +67,7 @@ class ThemeEndpointTest {
private SystemConfigurableEnvironmentFetcher environmentFetcher; private SystemConfigurableEnvironmentFetcher environmentFetcher;
@Mock @Mock
private ReactiveUrlDataBufferFetcher reactiveUrlDataBufferFetcher; private ReactiveUrlDataBufferFetcher urlDataBufferFetcher;
@InjectMocks @InjectMocks
ThemeEndpoint themeEndpoint; ThemeEndpoint themeEndpoint;
@ -105,7 +102,7 @@ class ThemeEndpointTest {
bodyBuilder.part("file", new FileSystemResource(defaultTheme)) bodyBuilder.part("file", new FileSystemResource(defaultTheme))
.contentType(MediaType.MULTIPART_FORM_DATA); .contentType(MediaType.MULTIPART_FORM_DATA);
when(themeService.upgrade(eq("invalid-missing-manifest"), isA(InputStream.class))) when(themeService.upgrade(eq("invalid-missing-manifest"), isA(Publisher.class)))
.thenReturn( .thenReturn(
Mono.error(() -> new ServerWebInputException("Failed to upgrade theme"))); Mono.error(() -> new ServerWebInputException("Failed to upgrade theme")));
@ -115,7 +112,7 @@ class ThemeEndpointTest {
.exchange() .exchange()
.expectStatus().isBadRequest(); .expectStatus().isBadRequest();
verify(themeService).upgrade(eq("invalid-missing-manifest"), isA(InputStream.class)); verify(themeService).upgrade(eq("invalid-missing-manifest"), isA(Publisher.class));
} }
@Test @Test
@ -129,7 +126,7 @@ class ThemeEndpointTest {
var newTheme = new Theme(); var newTheme = new Theme();
newTheme.setMetadata(metadata); newTheme.setMetadata(metadata);
when(themeService.upgrade(eq("default"), isA(InputStream.class))) when(themeService.upgrade(eq("default"), isA(Publisher.class)))
.thenReturn(Mono.just(newTheme)); .thenReturn(Mono.just(newTheme));
when(templateEngineManager.clearCache(eq("default"))) when(templateEngineManager.clearCache(eq("default")))
@ -141,22 +138,20 @@ class ThemeEndpointTest {
.exchange() .exchange()
.expectStatus().isOk(); .expectStatus().isOk();
verify(themeService).upgrade(eq("default"), isA(InputStream.class)); verify(themeService).upgrade(eq("default"), isA(Publisher.class));
verify(templateEngineManager, times(1)).clearCache(eq("default")); verify(templateEngineManager, times(1)).clearCache(eq("default"));
} }
@Test @Test
void upgradeFromUri() { void upgradeFromUri() {
final URI uri = URI.create("https://example.com/test-theme.zip"); var uri = URI.create("https://example.com/test-theme.zip");
Theme fakeTheme = mock(Theme.class); var metadata = new Metadata();
Metadata metadata = new Metadata();
metadata.setName("default"); metadata.setName("default");
when(fakeTheme.getMetadata()).thenReturn(metadata); var fakeTheme = new Theme();
when(themeService.upgrade(eq("default"), isA(InputStream.class))) fakeTheme.setMetadata(metadata);
when(themeService.upgrade(eq("default"), any()))
.thenReturn(Mono.just(fakeTheme)); .thenReturn(Mono.just(fakeTheme));
when(reactiveUrlDataBufferFetcher.fetch(eq(uri)))
.thenReturn(Flux.just(mock(DataBuffer.class)));
when(templateEngineManager.clearCache(eq("default"))) when(templateEngineManager.clearCache(eq("default")))
.thenReturn(Mono.empty()); .thenReturn(Mono.empty());
var body = new ThemeEndpoint.UpgradeFromUriRequest(uri); var body = new ThemeEndpoint.UpgradeFromUriRequest(uri);
@ -164,13 +159,12 @@ class ThemeEndpointTest {
.uri("/themes/default/upgrade-from-uri") .uri("/themes/default/upgrade-from-uri")
.bodyValue(body) .bodyValue(body)
.exchange() .exchange()
.expectStatus().isOk(); .expectStatus().isOk()
.expectBody(Theme.class).isEqualTo(fakeTheme);
verify(themeService).upgrade(eq("default"), isA(InputStream.class)); verify(themeService).upgrade(eq("default"), any());
verify(templateEngineManager, times(1)).clearCache(eq("default")); verify(templateEngineManager, times(1)).clearCache(eq("default"));
verify(reactiveUrlDataBufferFetcher).fetch(eq(uri));
} }
} }
@ -210,20 +204,21 @@ class ThemeEndpointTest {
@Test @Test
void installFromUri() { void installFromUri() {
final URI uri = URI.create("https://example.com/test-theme.zip"); final URI uri = URI.create("https://example.com/test-theme.zip");
Theme fakeTheme = mock(Theme.class); var metadata = new Metadata();
when(themeService.install(isA(InputStream.class))) metadata.setName("fake-theme");
.thenReturn(Mono.just(fakeTheme)); var theme = new Theme();
when(reactiveUrlDataBufferFetcher.fetch(eq(uri))) theme.setMetadata(metadata);
.thenReturn(Flux.just(mock(DataBuffer.class)));
when(themeService.install(any())).thenReturn(Mono.just(theme));
var body = new ThemeEndpoint.UpgradeFromUriRequest(uri); var body = new ThemeEndpoint.UpgradeFromUriRequest(uri);
webTestClient.post() webTestClient.post()
.uri("/themes/-/install-from-uri") .uri("/themes/-/install-from-uri")
.bodyValue(body) .bodyValue(body)
.exchange() .exchange()
.expectStatus().isOk(); .expectStatus().isOk()
.expectBody(Theme.class).isEqualTo(theme);
verify(themeService).install(isA(InputStream.class)); verify(themeService).install(any());
verify(reactiveUrlDataBufferFetcher).fetch(eq(uri));
} }
@Test @Test

View File

@ -32,7 +32,11 @@ import org.mockito.Mock;
import org.mockito.junit.jupiter.MockitoExtension; import org.mockito.junit.jupiter.MockitoExtension;
import org.mockito.stubbing.Answer; import org.mockito.stubbing.Answer;
import org.skyscreamer.jsonassert.JSONAssert; import org.skyscreamer.jsonassert.JSONAssert;
import org.springframework.core.io.buffer.DataBuffer;
import org.springframework.core.io.buffer.DataBufferUtils;
import org.springframework.core.io.buffer.DefaultDataBufferFactory;
import org.springframework.util.ResourceUtils; import org.springframework.util.ResourceUtils;
import org.springframework.util.StreamUtils;
import org.springframework.web.server.ServerWebInputException; import org.springframework.web.server.ServerWebInputException;
import reactor.core.publisher.Flux; import reactor.core.publisher.Flux;
import reactor.core.publisher.Mono; import reactor.core.publisher.Mono;
@ -112,6 +116,13 @@ class ThemeServiceImplTest {
return Unstructured.OBJECT_MAPPER.convertValue(theme, Unstructured.class); return Unstructured.OBJECT_MAPPER.convertValue(theme, Unstructured.class);
} }
Flux<DataBuffer> content(Path path) {
return DataBufferUtils.read(
path,
DefaultDataBufferFactory.sharedInstance,
StreamUtils.BUFFER_SIZE);
}
@Nested @Nested
class UpgradeTest { class UpgradeTest {
@ -119,10 +130,8 @@ class ThemeServiceImplTest {
void shouldFailIfThemeNotInstalledBefore() throws IOException, URISyntaxException { void shouldFailIfThemeNotInstalledBefore() throws IOException, URISyntaxException {
var themeZipPath = prepareTheme("other"); var themeZipPath = prepareTheme("other");
when(client.fetch(Theme.class, "default")).thenReturn(Mono.empty()); when(client.fetch(Theme.class, "default")).thenReturn(Mono.empty());
try (var is = Files.newInputStream(themeZipPath)) { StepVerifier.create(themeService.upgrade("default", content(themeZipPath)))
StepVerifier.create(themeService.upgrade("default", is)) .verifyError(ServerWebInputException.class);
.verifyError(ServerWebInputException.class);
}
verify(client).fetch(Theme.class, "default"); verify(client).fetch(Theme.class, "default");
} }
@ -144,14 +153,12 @@ class ThemeServiceImplTest {
when(client.create(isA(Unstructured.class))).thenReturn( when(client.create(isA(Unstructured.class))).thenReturn(
Mono.just(convert(createTheme(t -> t.getSpec().setDisplayName("New fake theme"))))); Mono.just(convert(createTheme(t -> t.getSpec().setDisplayName("New fake theme")))));
try (var is = Files.newInputStream(themeZipPath)) { StepVerifier.create(themeService.upgrade("default", content(themeZipPath)))
StepVerifier.create(themeService.upgrade("default", is)) .consumeNextWith(newTheme -> {
.consumeNextWith(newTheme -> { assertEquals("default", newTheme.getMetadata().getName());
assertEquals("default", newTheme.getMetadata().getName()); assertEquals("New fake theme", newTheme.getSpec().getDisplayName());
assertEquals("New fake theme", newTheme.getSpec().getDisplayName()); })
}) .verifyComplete();
.verifyComplete();
}
verify(client, times(3)).fetch(Theme.class, "default"); verify(client, times(3)).fetch(Theme.class, "default");
verify(client).delete(oldTheme); verify(client).delete(oldTheme);
@ -168,14 +175,12 @@ class ThemeServiceImplTest {
var defaultThemeZipPath = prepareTheme("default"); var defaultThemeZipPath = prepareTheme("default");
when(client.create(isA(Unstructured.class))).thenReturn( when(client.create(isA(Unstructured.class))).thenReturn(
Mono.just(convert(createTheme()))); Mono.just(convert(createTheme())));
try (var is = Files.newInputStream(defaultThemeZipPath)) { StepVerifier.create(themeService.install(content(defaultThemeZipPath)))
StepVerifier.create(themeService.install(is)) .consumeNextWith(theme -> {
.consumeNextWith(theme -> { assertEquals("default", theme.getMetadata().getName());
assertEquals("default", theme.getMetadata().getName()); assertEquals("Default", theme.getSpec().getDisplayName());
assertEquals("Default", theme.getSpec().getDisplayName()); })
}) .verifyComplete();
.verifyComplete();
}
} }
@Test @Test
@ -183,19 +188,15 @@ class ThemeServiceImplTest {
var defaultThemeZipPath = prepareTheme("default"); var defaultThemeZipPath = prepareTheme("default");
when(client.create(isA(Unstructured.class))).thenReturn( when(client.create(isA(Unstructured.class))).thenReturn(
Mono.error(() -> new ExtensionException("Failed to create the extension"))); Mono.error(() -> new ExtensionException("Failed to create the extension")));
try (var is = Files.newInputStream(defaultThemeZipPath)) { StepVerifier.create(themeService.install(content(defaultThemeZipPath)))
StepVerifier.create(themeService.install(is)) .verifyError(ExtensionException.class);
.verifyError(ExtensionException.class);
}
} }
@Test @Test
void shouldFailWhenThemeManifestIsInvalid() throws IOException, URISyntaxException { void shouldFailWhenThemeManifestIsInvalid() throws IOException, URISyntaxException {
var defaultThemeZipPath = prepareTheme("invalid-missing-manifest"); var defaultThemeZipPath = prepareTheme("invalid-missing-manifest");
try (var is = Files.newInputStream(defaultThemeZipPath)) { StepVerifier.create(themeService.install(content(defaultThemeZipPath)))
StepVerifier.create(themeService.install(is)) .verifyError(ThemeInstallationException.class);
.verifyError(ThemeInstallationException.class);
}
} }
} }