diff options
author | Jon Marius Venstad <jonmv@users.noreply.github.com> | 2021-04-26 16:40:53 +0200 |
---|---|---|
committer | GitHub <noreply@github.com> | 2021-04-26 16:40:53 +0200 |
commit | 9458ad2d810ff988ccc19cd8554bdbc78dabe588 (patch) | |
tree | 109650bcb9322f1b48e07e27a90b3d439502c1e9 | |
parent | 6e94e192a07a540bff9b3e13ad05c8d0af093928 (diff) | |
parent | 73a999fb02a1eeaa7af91f78fb8304a4ff2d92a5 (diff) |
Merge pull request #17603 from vespa-engine/jonmv/revert-apache-config-server-client
Jonmv/revert apache config server client
26 files changed, 199 insertions, 339 deletions
diff --git a/configserver-client/src/main/java/ai/vespa/hosted/client/AbstractConfigServerClient.java b/configserver-client/src/main/java/ai/vespa/hosted/client/AbstractConfigServerClient.java index 2e5e445d63a..d467402f79f 100644 --- a/configserver-client/src/main/java/ai/vespa/hosted/client/AbstractConfigServerClient.java +++ b/configserver-client/src/main/java/ai/vespa/hosted/client/AbstractConfigServerClient.java @@ -9,12 +9,11 @@ import org.apache.hc.core5.http.ClassicHttpResponse; import org.apache.hc.core5.http.ContentType; import org.apache.hc.core5.http.HttpEntity; import org.apache.hc.core5.http.Method; -import org.apache.hc.core5.http.ParseException; -import org.apache.hc.core5.http.io.entity.EntityUtils; import org.apache.hc.core5.http.io.entity.HttpEntities; import org.apache.hc.core5.net.URIBuilder; import java.io.IOException; +import java.io.InputStream; import java.io.UncheckedIOException; import java.net.URI; import java.net.URISyntaxException; @@ -22,6 +21,7 @@ import java.time.Duration; import java.util.ArrayList; import java.util.List; import java.util.concurrent.TimeUnit; +import java.util.function.BiConsumer; import java.util.function.BiFunction; import java.util.function.Consumer; import java.util.function.Function; @@ -104,7 +104,7 @@ public abstract class AbstractConfigServerClient implements ConfigServerClient { } @Override - public ConfigServerClient.RequestBuilder send(HostStrategy hosts, Method method) { + public RequestBuilder send(HostStrategy hosts, Method method) { return new RequestBuilder(hosts, method); } @@ -114,11 +114,10 @@ public abstract class AbstractConfigServerClient implements ConfigServerClient { private final Method method; private final HostStrategy hosts; private final URIBuilder uriBuilder = new URIBuilder(); - private final List<String> pathSegments = new ArrayList<>(); private HttpEntity entity; private RequestConfig config = ConfigServerClient.defaultRequestConfig; - private ResponseVerifier verifier = ConfigServerClient.throwOnError; - private Consumer<IOException> catcher = ConfigServerClient.retryAll; + private BiConsumer<ClassicHttpResponse, ClassicHttpRequest> handler = ConfigServerClient::throwOnError; + private Consumer<IOException> catcher = ConfigServerClient::retryAll; private RequestBuilder(HostStrategy hosts, Method method) { if ( ! hosts.iterator().hasNext()) @@ -130,7 +129,7 @@ public abstract class AbstractConfigServerClient implements ConfigServerClient { @Override public RequestBuilder at(List<String> pathSegments) { - this.pathSegments.addAll(pathSegments); + uriBuilder.setPathSegments(requireNonNull(pathSegments)); return this; } @@ -146,23 +145,12 @@ public abstract class AbstractConfigServerClient implements ConfigServerClient { } @Override - public ConfigServerClient.RequestBuilder emptyParameters(List<String> keys) { - for (String key : keys) - uriBuilder.setParameter(key, null); - - return this; - } - - @Override public RequestBuilder parameters(List<String> pairs) { if (pairs.size() % 2 != 0) throw new IllegalArgumentException("Must supply parameter key/values in pairs"); - for (int i = 0; i < pairs.size(); ) { - String key = pairs.get(i++), value = pairs.get(i++); - if (value != null) - uriBuilder.setParameter(key, value); - } + for (int i = 0; i < pairs.size(); ) + uriBuilder.setParameter(pairs.get(i++), pairs.get(i++)); return this; } @@ -187,54 +175,56 @@ public abstract class AbstractConfigServerClient implements ConfigServerClient { } @Override - public RequestBuilder throwing(ResponseVerifier verifier) { - this.verifier = requireNonNull(verifier); + public RequestBuilder handling(BiConsumer<ClassicHttpResponse, ClassicHttpRequest> handler) { + this.handler = requireNonNull(handler); return this; } @Override - public String read() { - return handle((response, __) -> { - try (response) { - return response.getEntity() == null ? "" : EntityUtils.toString(response.getEntity()); - } - catch (ParseException e) { - throw new IllegalStateException(e); // This isn't actually thrown by apache >_< - } - }); - } - - @Override public <T> T read(Function<byte[], T> mapper) { - return handle((response, __) -> { - try (response) { - return mapper.apply(response.getEntity() == null ? new byte[0] : EntityUtils.toByteArray(response.getEntity())); + return mapIfSuccess(input -> { + try (input) { + return mapper.apply(input.readAllBytes()); + } + catch (IOException e) { + throw new RetryException(e); } }); } @Override public void discard() throws UncheckedIOException, ResponseException { - handle((response, __) -> { - try (response) { + mapIfSuccess(input -> { + try (input) { return null; } + catch (IOException e) { + throw new RetryException(e); + } }); } @Override - public HttpInputStream stream() throws UncheckedIOException, ResponseException { - return handle((response, __) -> new HttpInputStream(response)); + public InputStream stream() throws UncheckedIOException, ResponseException { + return mapIfSuccess(input -> input); } - @Override - public <T> T handle(ResponseHandler<T> handler) { - uriBuilder.setPathSegments(pathSegments); + /** Returns the mapped body, if successful, retrying any IOException. The caller must close the body stream. */ + private <T> T mapIfSuccess(Function<InputStream, T> mapper) { return execute(this, (response, request) -> { try { - verifier.verify(response, request); // This throws on unacceptable responses. - return handler.handle(response, request); + handler.accept(response, request); // This throws on unacceptable responses. + + InputStream body = response.getEntity() != null ? response.getEntity().getContent() + : InputStream.nullInputStream(); + return mapper.apply(new ForwardingInputStream(body) { + @Override + public void close() throws IOException { + super.close(); + response.close(); + } + }); } catch (IOException | RuntimeException | Error e) { try { @@ -257,7 +247,6 @@ public abstract class AbstractConfigServerClient implements ConfigServerClient { } - @SuppressWarnings("unchecked") private static <T extends Throwable> void sneakyThrow(Throwable t) throws T { throw (T) t; diff --git a/configserver-client/src/main/java/ai/vespa/hosted/client/ConfigServerClient.java b/configserver-client/src/main/java/ai/vespa/hosted/client/ConfigServerClient.java index c92acd7cd0b..c0f72378c1b 100644 --- a/configserver-client/src/main/java/ai/vespa/hosted/client/ConfigServerClient.java +++ b/configserver-client/src/main/java/ai/vespa/hosted/client/ConfigServerClient.java @@ -7,10 +7,10 @@ import org.apache.hc.core5.http.ClassicHttpResponse; import org.apache.hc.core5.http.HttpEntity; import org.apache.hc.core5.http.HttpStatus; import org.apache.hc.core5.http.Method; +import org.apache.hc.core5.http.ParseException; import org.apache.hc.core5.http.io.entity.EntityUtils; import org.apache.hc.core5.util.Timeout; -import java.io.Closeable; import java.io.IOException; import java.io.InputStream; import java.io.UncheckedIOException; @@ -20,18 +20,18 @@ import java.util.ArrayList; import java.util.Arrays; import java.util.Collections; import java.util.List; +import java.util.function.BiConsumer; import java.util.function.Consumer; import java.util.function.Function; import java.util.stream.IntStream; -import static java.nio.charset.StandardCharsets.UTF_8; import static java.util.Objects.requireNonNull; import static java.util.stream.Collectors.toUnmodifiableList; /** * @author jonmv */ -public interface ConfigServerClient extends Closeable { +public interface ConfigServerClient extends AutoCloseable { RequestConfig defaultRequestConfig = RequestConfig.custom() .setConnectionRequestTimeout(Timeout.ofSeconds(5)) @@ -40,12 +40,20 @@ public interface ConfigServerClient extends Closeable { .build(); /** Wraps with a {@link RetryException} and rethrows. */ - Consumer<IOException> retryAll = (e) -> { + static void retryAll(IOException e) { throw new RetryException(e); - }; + } /** Throws a a {@link RetryException} if {@code statusCode == 503}, or a {@link ResponseException} unless {@code 200 <= statusCode < 300}. */ - ResponseVerifier throwOnError = new DefaultResponseVerifier() { }; + static void throwOnError(ClassicHttpResponse response, ClassicHttpRequest request) { + if (response.getCode() < HttpStatus.SC_OK || response.getCode() >= HttpStatus.SC_REDIRECTION) { + ResponseException e = ResponseException.of(response, request); + if (response.getCode() == HttpStatus.SC_SERVICE_UNAVAILABLE) + throw new RetryException(e); + + throw e; + } + } /** Reads the response body, throwing an {@link UncheckedIOException} if this fails, or {@code null} if there is none. */ static byte[] getBytes(ClassicHttpResponse response) { @@ -63,10 +71,10 @@ public interface ConfigServerClient extends Closeable { /** Builder for a request against a given set of hosts, using this config server client. */ interface RequestBuilder { - /** Appends to the request path. */ + /** Sets the request path. */ default RequestBuilder at(String... pathSegments) { return at(List.of(pathSegments)); } - /** Appends to the request path. */ + /** Sets the request path. */ RequestBuilder at(List<String> pathSegments); /** Sets the request body as UTF-8 application/json. */ @@ -75,20 +83,12 @@ public interface ConfigServerClient extends Closeable { /** Sets the request body. */ RequestBuilder body(HttpEntity entity); - /** Sets query parameters without a value, like {@code ?debug&recursive}. */ - default RequestBuilder emptyParameters(String... keys) { - return emptyParameters(Arrays.asList(keys)); - } - - /** Sets query parameters without a value, like {@code ?debug&recursive}. */ - RequestBuilder emptyParameters(List<String> keys); - - /** Sets the parameter key/values for the request. Number of arguments must be even. Null values are omitted. */ + /** Sets the parameter key/values for the request. Number of arguments must be even. */ default RequestBuilder parameters(String... pairs) { return parameters(Arrays.asList(pairs)); } - /** Sets the parameter key/values for the request. Number of arguments must be even. Null values are omitted. */ + /** Sets the parameter key/values for the request. Number of arguments must be even. */ RequestBuilder parameters(List<String> pairs); /** Overrides the default socket read timeout of the request. {@code Duration.ZERO} gives infinite timeout. */ @@ -109,10 +109,7 @@ public interface ConfigServerClient extends Closeable { * Sets the (error) response handler for this request. The default is {@link #throwOnError}. * When the handler returns normally, the response is treated as a success, and passed on to a response mapper. */ - RequestBuilder throwing(ResponseVerifier handler); - - /** Reads the response as a {@link String}, or throws if unsuccessful. */ - String read(); + RequestBuilder handling(BiConsumer<ClassicHttpResponse, ClassicHttpRequest> handler); /** Reads and maps the response, or throws if unsuccessful. */ <T> T read(Function<byte[], T> mapper); @@ -121,88 +118,10 @@ public interface ConfigServerClient extends Closeable { void discard(); /** Returns the raw response input stream, or throws if unsuccessful. The caller must close the returned stream. */ - HttpInputStream stream(); - - /** Uses the response and request, if successful, to generate a mapped response. */ - <T> T handle(ResponseHandler<T> handler); - - } - - - class HttpInputStream extends ForwardingInputStream { - - private final ClassicHttpResponse response; - - protected HttpInputStream(ClassicHttpResponse response) throws IOException { - super(response.getEntity() != null ? response.getEntity().getContent() - : InputStream.nullInputStream()); - this.response = response; - } - - public int statusCode() { return response.getCode(); } - - public String contentType() { return response.getEntity().getContentType(); } - - @Override - public void close() throws IOException { - super.close(); - response.close(); - } - - } - - - /** Reads a successful response and request to compute a result. */ - @FunctionalInterface - interface ResponseHandler<T> { - - /** Called with successful responses, as per {@link ResponseVerifier}. The caller must close the response. */ - T handle(ClassicHttpResponse response, ClassicHttpRequest request) throws IOException; + InputStream stream(); } - - /** Verifies a response, throwing on error responses, possibly indicating retries. */ - @FunctionalInterface - interface ResponseVerifier { - - /** Whether this status code means the response is an error response. */ - default boolean isError(int statusCode) { - return statusCode < HttpStatus.SC_OK || HttpStatus.SC_REDIRECTION <= statusCode; - } - - /** Whether this status code means we should retry. Has no effect if this is not also an error. */ - default boolean shouldRetry(int statusCode) { - return statusCode == HttpStatus.SC_SERVICE_UNAVAILABLE; - } - - /** Verifies the given response, consuming it and throwing if it is an error; or leaving it otherwise. */ - default void verify(ClassicHttpResponse response, ClassicHttpRequest request) throws IOException { - if (isError(response.getCode())) { - try (response) { - byte[] body = response.getEntity() == null ? new byte[0] : EntityUtils.toByteArray(response.getEntity()); - RuntimeException exception = toException(response.getCode(), body, request); - throw shouldRetry(response.getCode()) ? new RetryException(exception) : exception; - } - } - } - - /** Throws the appropriate exception, for the given status code and body. */ - RuntimeException toException(int statusCode, byte[] body, ClassicHttpRequest request); - - } - - - interface DefaultResponseVerifier extends ResponseVerifier { - - @Override - default RuntimeException toException(int statusCode, byte[] body, ClassicHttpRequest request) { - return new ResponseException(request + " failed with status " + statusCode + " and body '" + new String(body, UTF_8) + "'"); - } - - } - - /** What host(s) to try for a request, in what order. A host may be specified multiple times, for retries. */ @FunctionalInterface interface HostStrategy extends Iterable<URI> { @@ -228,7 +147,6 @@ public interface ConfigServerClient extends Closeable { } - /** Exception wrapper that signals retries should be attempted. */ final class RetryException extends RuntimeException { @@ -242,12 +160,25 @@ public interface ConfigServerClient extends Closeable { } - /** An exception due to server error, a bad request, or similar, which resulted in a non-OK HTTP response. */ class ResponseException extends RuntimeException { - public ResponseException(String message) { - super(message); + public ResponseException(String message, Throwable cause) { + super(message, cause); + } + + public static ResponseException of(ClassicHttpResponse response, ClassicHttpRequest request) { + String detail; + Throwable thrown = null; + try { + detail = request.getEntity() == null ? " and no body" + : " and body '" + EntityUtils.toString(request.getEntity()) + "'"; + } + catch (IOException | ParseException e) { + detail = ". Reading body failed"; + thrown = e; + } + return new ResponseException(request + " failed with status " + response.getCode() + detail, thrown); } } diff --git a/configserver-client/src/main/java/ai/vespa/hosted/client/HttpConfigServerClient.java b/configserver-client/src/main/java/ai/vespa/hosted/client/HttpConfigServerClient.java index e00489f0c64..c5b07eceaf5 100644 --- a/configserver-client/src/main/java/ai/vespa/hosted/client/HttpConfigServerClient.java +++ b/configserver-client/src/main/java/ai/vespa/hosted/client/HttpConfigServerClient.java @@ -54,6 +54,7 @@ public class HttpConfigServerClient extends AbstractConfigServerClient { false) .disableAutomaticRetries() .setUserAgent(userAgent) + .setDefaultRequestConfig(defaultRequestConfig) .build(); } diff --git a/configserver-client/src/test/java/ai/vespa/hosted/client/HttpConfigServerClientTest.java b/configserver-client/src/test/java/ai/vespa/hosted/client/HttpConfigServerClientTest.java index b2f17f43f5c..3b46501a4bf 100644 --- a/configserver-client/src/test/java/ai/vespa/hosted/client/HttpConfigServerClientTest.java +++ b/configserver-client/src/test/java/ai/vespa/hosted/client/HttpConfigServerClientTest.java @@ -70,15 +70,14 @@ class HttpConfigServerClientTest { server.resetRequests(); // Successful attempt returns. - server.stubFor(get("/root/boot/toot")) + server.stubFor(get("/root/boot")) .setResponse(okJson("{}").build()); assertEquals("{}", client.send(HostStrategy.repeating(URI.create("http://localhost:" + server.port()), 10), Method.GET) .at("root", "boot") - .at("toot") .read(String::new)); - server.verify(1, getRequestedFor(urlEqualTo("/root/boot/toot"))); + server.verify(1, getRequestedFor(urlEqualTo("/root/boot"))); server.verify(1, anyRequestedFor(anyUrl())); server.resetRequests(); @@ -89,9 +88,10 @@ class HttpConfigServerClientTest { () -> client.send(HostStrategy.repeating(URI.create("http://localhost:" + server.port()), 10), Method.GET) .read(String::new)); - assertEquals("GET / failed with status 409 and body 'hi'", thrown.getMessage()); + assertEquals("GET / failed with status 409 and no body", thrown.getMessage()); server.verify(1, getRequestedFor(urlEqualTo("/"))); server.verify(1, anyRequestedFor(anyUrl())); + } } diff --git a/controller-api/src/main/java/com/yahoo/vespa/hosted/controller/api/integration/configserver/ConfigServerException.java b/controller-api/src/main/java/com/yahoo/vespa/hosted/controller/api/integration/configserver/ConfigServerException.java index 5e4d3345b7a..4240b0d9fa6 100644 --- a/controller-api/src/main/java/com/yahoo/vespa/hosted/controller/api/integration/configserver/ConfigServerException.java +++ b/controller-api/src/main/java/com/yahoo/vespa/hosted/controller/api/integration/configserver/ConfigServerException.java @@ -1,32 +1,38 @@ -// Copyright Verizon Media. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root. +// Copyright 2017 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root. package com.yahoo.vespa.hosted.controller.api.integration.configserver; -import com.yahoo.slime.Inspector; -import com.yahoo.slime.SlimeUtils; -import org.apache.hc.core5.http.ClassicHttpRequest; - -import java.util.stream.Stream; +import java.net.URI; +import java.util.Objects; /** - * An exception due to server error, a bad request, or similar. - * - * @author jonmv + * @author Tony Vaagenes */ public class ConfigServerException extends RuntimeException { - private final ErrorCode code; - private final String message; + private final URI serverUri; + private final ErrorCode errorCode; + private final String serverMessage; - public ConfigServerException(ErrorCode code, String message, String context) { - super(context + ": " + message); - this.code = code; - this.message = message; + public ConfigServerException(URI serverUri, String context, String serverMessage, ErrorCode errorCode, Throwable cause) { + super(context + ": " + serverMessage, cause); + this.serverUri = Objects.requireNonNull(serverUri); + this.errorCode = Objects.requireNonNull(errorCode); + this.serverMessage = Objects.requireNonNull(serverMessage); } - public ErrorCode code() { return code; } + public ErrorCode getErrorCode() { + return errorCode; + } - public String message() { return message; } + public URI getServerUri() { + return serverUri; + } + public String getServerMessage() { + return serverMessage; + } + + // TODO: Copied from Vespa. Expose these in Vespa and use them here public enum ErrorCode { APPLICATION_LOCK_FAILURE, BAD_REQUEST, @@ -40,18 +46,7 @@ public class ConfigServerException extends RuntimeException { UNKNOWN_VESPA_VERSION, PARENT_HOST_NOT_READY, CERTIFICATE_NOT_READY, - LOAD_BALANCER_NOT_READY, - INCOMPLETE_RESPONSE - } - - public static ConfigServerException readException(int statusCode, byte[] body, ClassicHttpRequest request) { - Inspector root = SlimeUtils.jsonToSlime(body).get(); - String codeName = root.field("error-code").asString(); - ErrorCode code = Stream.of(ErrorCode.values()) - .filter(value -> value.name().equals(codeName)) - .findAny().orElse(ErrorCode.INCOMPLETE_RESPONSE); - String message = root.field("message").valid() ? root.field("message").asString() : "(no message)"; - return new ConfigServerException(code, message, request + " failed with status " + statusCode); + LOAD_BALANCER_NOT_READY } } diff --git a/controller-api/src/main/java/com/yahoo/vespa/hosted/controller/api/integration/configserver/LoadBalancer.java b/controller-api/src/main/java/com/yahoo/vespa/hosted/controller/api/integration/configserver/LoadBalancer.java index d2f19f4df9f..05bdf3c3412 100644 --- a/controller-api/src/main/java/com/yahoo/vespa/hosted/controller/api/integration/configserver/LoadBalancer.java +++ b/controller-api/src/main/java/com/yahoo/vespa/hosted/controller/api/integration/configserver/LoadBalancer.java @@ -18,11 +18,11 @@ public class LoadBalancer { private final String id; private final ApplicationId application; private final ClusterSpec.Id cluster; - private final Optional<HostName> hostname; + private final HostName hostname; private final State state; private final Optional<String> dnsZone; - public LoadBalancer(String id, ApplicationId application, ClusterSpec.Id cluster, Optional<HostName> hostname, State state, + public LoadBalancer(String id, ApplicationId application, ClusterSpec.Id cluster, HostName hostname, State state, Optional<String> dnsZone) { this.id = Objects.requireNonNull(id, "id must be non-null"); this.application = Objects.requireNonNull(application, "application must be non-null"); @@ -44,7 +44,7 @@ public class LoadBalancer { return cluster; } - public Optional<HostName> hostname() { + public HostName hostname() { return hostname; } diff --git a/controller-server/src/main/java/com/yahoo/vespa/hosted/controller/deployment/InternalStepRunner.java b/controller-server/src/main/java/com/yahoo/vespa/hosted/controller/deployment/InternalStepRunner.java index 4ab51ab2e36..a907cbe2406 100644 --- a/controller-server/src/main/java/com/yahoo/vespa/hosted/controller/deployment/InternalStepRunner.java +++ b/controller-server/src/main/java/com/yahoo/vespa/hosted/controller/deployment/InternalStepRunner.java @@ -228,7 +228,7 @@ public class InternalStepRunner implements StepRunner { // Retry certain failures for up to one hour. Optional<RunStatus> result = startTime.isBefore(controller.clock().instant().minus(Duration.ofHours(1))) ? Optional.of(deploymentFailed) : Optional.empty(); - switch (e.code()) { + switch (e.getErrorCode()) { case CERTIFICATE_NOT_READY: logger.log("Waiting for certificate to become ready on config server: New application, or old one has expired"); if (startTime.plus(timeouts.endpointCertificate()).isBefore(controller.clock().instant())) { @@ -238,15 +238,15 @@ public class InternalStepRunner implements StepRunner { return result; case ACTIVATION_CONFLICT: case APPLICATION_LOCK_FAILURE: - logger.log("Deployment failed with possibly transient error " + e.code() + + logger.log("Deployment failed with possibly transient error " + e.getErrorCode() + ", will retry: " + e.getMessage()); return result; case LOAD_BALANCER_NOT_READY: case PARENT_HOST_NOT_READY: - logger.log(e.message()); + logger.log(e.getServerMessage()); return result; case OUT_OF_CAPACITY: - logger.log(e.message()); + logger.log(e.getServerMessage()); return controller.system().isCd() && startTime.plus(timeouts.capacity()).isAfter(controller.clock().instant()) ? Optional.empty() : Optional.of(outOfCapacity); diff --git a/controller-server/src/main/java/com/yahoo/vespa/hosted/controller/restapi/application/ApplicationApiHandler.java b/controller-server/src/main/java/com/yahoo/vespa/hosted/controller/restapi/application/ApplicationApiHandler.java index 37907d6071c..9a358f63293 100644 --- a/controller-server/src/main/java/com/yahoo/vespa/hosted/controller/restapi/application/ApplicationApiHandler.java +++ b/controller-server/src/main/java/com/yahoo/vespa/hosted/controller/restapi/application/ApplicationApiHandler.java @@ -201,15 +201,15 @@ public class ApplicationApiHandler extends LoggingRequestHandler { return ErrorResponse.badRequest(Exceptions.toMessageString(e)); } catch (ConfigServerException e) { - switch (e.code()) { + switch (e.getErrorCode()) { case NOT_FOUND: return ErrorResponse.notFoundError(Exceptions.toMessageString(e)); case ACTIVATION_CONFLICT: - return new ErrorResponse(CONFLICT, e.code().name(), Exceptions.toMessageString(e)); + return new ErrorResponse(CONFLICT, e.getErrorCode().name(), Exceptions.toMessageString(e)); case INTERNAL_SERVER_ERROR: return ErrorResponse.internalServerError(Exceptions.toMessageString(e)); default: - return new ErrorResponse(BAD_REQUEST, e.code().name(), Exceptions.toMessageString(e)); + return new ErrorResponse(BAD_REQUEST, e.getErrorCode().name(), Exceptions.toMessageString(e)); } } catch (RuntimeException e) { diff --git a/controller-server/src/main/java/com/yahoo/vespa/hosted/controller/routing/RoutingPolicies.java b/controller-server/src/main/java/com/yahoo/vespa/hosted/controller/routing/RoutingPolicies.java index 898b2531460..0356e11ae36 100644 --- a/controller-server/src/main/java/com/yahoo/vespa/hosted/controller/routing/RoutingPolicies.java +++ b/controller-server/src/main/java/com/yahoo/vespa/hosted/controller/routing/RoutingPolicies.java @@ -188,10 +188,9 @@ public class RoutingPolicies { private void storePoliciesOf(LoadBalancerAllocation allocation, @SuppressWarnings("unused") Lock lock) { var policies = new LinkedHashMap<>(get(allocation.deployment.applicationId())); for (LoadBalancer loadBalancer : allocation.loadBalancers) { - if (loadBalancer.hostname().isEmpty()) continue; var policyId = new RoutingPolicyId(loadBalancer.application(), loadBalancer.cluster(), allocation.deployment.zoneId()); var existingPolicy = policies.get(policyId); - var newPolicy = new RoutingPolicy(policyId, loadBalancer.hostname().get(), loadBalancer.dnsZone(), + var newPolicy = new RoutingPolicy(policyId, loadBalancer.hostname(), loadBalancer.dnsZone(), allocation.endpointIdsOf(loadBalancer), new Status(isActive(loadBalancer), GlobalRouting.DEFAULT_STATUS)); // Preserve global routing status for existing policy diff --git a/controller-server/src/test/java/com/yahoo/vespa/hosted/controller/deployment/DeploymentContext.java b/controller-server/src/test/java/com/yahoo/vespa/hosted/controller/deployment/DeploymentContext.java index 976cdb5c674..4a4159180b5 100644 --- a/controller-server/src/test/java/com/yahoo/vespa/hosted/controller/deployment/DeploymentContext.java +++ b/controller-server/src/test/java/com/yahoo/vespa/hosted/controller/deployment/DeploymentContext.java @@ -275,9 +275,11 @@ public class DeploymentContext { /** Fail current deployment in given job */ public DeploymentContext outOfCapacity(JobType type) { return failDeployment(type, - new ConfigServerException(ConfigServerException.ErrorCode.OUT_OF_CAPACITY, + new ConfigServerException(URI.create("https://config.server"), + "Failed to deploy application", "Out of capacity", - "Failed to deploy application")); + ConfigServerException.ErrorCode.OUT_OF_CAPACITY, + new RuntimeException("Out of capacity from test code"))); } /** Fail current deployment in given job */ diff --git a/controller-server/src/test/java/com/yahoo/vespa/hosted/controller/deployment/InternalStepRunnerTest.java b/controller-server/src/test/java/com/yahoo/vespa/hosted/controller/deployment/InternalStepRunnerTest.java index 14244d7bdda..6bd7feb8d96 100644 --- a/controller-server/src/test/java/com/yahoo/vespa/hosted/controller/deployment/InternalStepRunnerTest.java +++ b/controller-server/src/test/java/com/yahoo/vespa/hosted/controller/deployment/InternalStepRunnerTest.java @@ -99,9 +99,11 @@ public class InternalStepRunnerTest { @Test public void retriesDeploymentForOneHour() { - RuntimeException exception = new ConfigServerException(ConfigServerException.ErrorCode.APPLICATION_LOCK_FAILURE, + RuntimeException exception = new ConfigServerException(URI.create("https://server"), + "test failure", "Exception to retry", - "test failure"); + ConfigServerException.ErrorCode.APPLICATION_LOCK_FAILURE, + new RuntimeException("Retry me")); tester.configServer().throwOnNextPrepare(exception); tester.jobs().deploy(app.instanceId(), JobType.devUsEast1, Optional.empty(), applicationPackage()); assertEquals(unfinished, tester.jobs().last(app.instanceId(), JobType.devUsEast1).get().stepStatuses().get(Step.deployReal)); diff --git a/controller-server/src/test/java/com/yahoo/vespa/hosted/controller/integration/ConfigServerMock.java b/controller-server/src/test/java/com/yahoo/vespa/hosted/controller/integration/ConfigServerMock.java index f377e957284..ca52e31d04c 100644 --- a/controller-server/src/test/java/com/yahoo/vespa/hosted/controller/integration/ConfigServerMock.java +++ b/controller-server/src/test/java/com/yahoo/vespa/hosted/controller/integration/ConfigServerMock.java @@ -30,6 +30,7 @@ import com.yahoo.vespa.hosted.controller.api.integration.configserver.ContainerE import com.yahoo.vespa.hosted.controller.api.integration.configserver.LoadBalancer; import com.yahoo.vespa.hosted.controller.api.integration.configserver.Log; import com.yahoo.vespa.hosted.controller.api.integration.configserver.Node; +import com.yahoo.vespa.hosted.controller.api.integration.configserver.NotFoundException; import com.yahoo.vespa.hosted.controller.api.integration.configserver.PrepareResponse; import com.yahoo.vespa.hosted.controller.api.integration.configserver.ProxyResponse; import com.yahoo.vespa.hosted.controller.api.integration.configserver.QuotaUsage; @@ -389,7 +390,7 @@ public class ConfigServerMock extends AbstractComponent implements ConfigServer putLoadBalancers(id.zoneId(), List.of(new LoadBalancer(UUID.randomUUID().toString(), id.applicationId(), cluster, - Optional.of(HostName.from("lb-0--" + id.applicationId().serializedForm() + "--" + id.zoneId().toString())), + HostName.from("lb-0--" + id.applicationId().serializedForm() + "--" + id.zoneId().toString()), LoadBalancer.State.active, Optional.of("dns-zone-1")))); } diff --git a/controller-server/src/test/java/com/yahoo/vespa/hosted/controller/maintenance/SystemRoutingPolicyMaintainerTest.java b/controller-server/src/test/java/com/yahoo/vespa/hosted/controller/maintenance/SystemRoutingPolicyMaintainerTest.java index 1eadae18668..d7440a706ea 100644 --- a/controller-server/src/test/java/com/yahoo/vespa/hosted/controller/maintenance/SystemRoutingPolicyMaintainerTest.java +++ b/controller-server/src/test/java/com/yahoo/vespa/hosted/controller/maintenance/SystemRoutingPolicyMaintainerTest.java @@ -35,7 +35,7 @@ public class SystemRoutingPolicyMaintainerTest { tester.configServer().putLoadBalancers(zone, List.of(new LoadBalancer("lb1", SystemApplication.configServer.id(), ClusterSpec.Id.from("config"), - Optional.of(HostName.from("lb1.example.com")), + HostName.from("lb1.example.com"), LoadBalancer.State.active, Optional.of("dns-zone-1")))); diff --git a/controller-server/src/test/java/com/yahoo/vespa/hosted/controller/restapi/application/ApplicationApiTest.java b/controller-server/src/test/java/com/yahoo/vespa/hosted/controller/restapi/application/ApplicationApiTest.java index 0137ea7eeba..abea055dde8 100644 --- a/controller-server/src/test/java/com/yahoo/vespa/hosted/controller/restapi/application/ApplicationApiTest.java +++ b/controller-server/src/test/java/com/yahoo/vespa/hosted/controller/restapi/application/ApplicationApiTest.java @@ -1127,7 +1127,7 @@ public class ApplicationApiTest extends ControllerContainerTest { 400); ConfigServerMock configServer = tester.serviceRegistry().configServerMock(); - configServer.throwOnNextPrepare(new ConfigServerException(ConfigServerException.ErrorCode.INVALID_APPLICATION_PACKAGE, "Failed to prepare application", "Invalid application package")); + configServer.throwOnNextPrepare(new ConfigServerException(new URI("server-url"), "Failed to prepare application", "Invalid application package", ConfigServerException.ErrorCode.INVALID_APPLICATION_PACKAGE, null)); // GET non-existent application package tester.assertResponse(request("/application/v4/tenant/tenant1/application/application1/package", GET).userIdentity(HOSTED_VESPA_OPERATOR), diff --git a/controller-server/src/test/java/com/yahoo/vespa/hosted/controller/restapi/application/JobControllerApiHandlerHelperTest.java b/controller-server/src/test/java/com/yahoo/vespa/hosted/controller/restapi/application/JobControllerApiHandlerHelperTest.java index 1be7f16e85f..f574d6bc3f1 100644 --- a/controller-server/src/test/java/com/yahoo/vespa/hosted/controller/restapi/application/JobControllerApiHandlerHelperTest.java +++ b/controller-server/src/test/java/com/yahoo/vespa/hosted/controller/restapi/application/JobControllerApiHandlerHelperTest.java @@ -81,7 +81,7 @@ public class JobControllerApiHandlerHelperTest { tester.triggerJobs(); // us-east-3 eats the deployment failure and fails before deployment, while us-west-1 fails after. - tester.configServer().throwOnNextPrepare(new ConfigServerException(INVALID_APPLICATION_PACKAGE, "ERROR!", "Failed to deploy application")); + tester.configServer().throwOnNextPrepare(new ConfigServerException(URI.create("url"), "Failed to deploy application", "ERROR!", INVALID_APPLICATION_PACKAGE, null)); tester.runner().run(); assertEquals(deploymentFailed, tester.jobs().last(app.instanceId(), productionUsEast3).get().status()); diff --git a/controller-server/src/test/java/com/yahoo/vespa/hosted/controller/routing/RoutingPoliciesTest.java b/controller-server/src/test/java/com/yahoo/vespa/hosted/controller/routing/RoutingPoliciesTest.java index d03dec06753..e96af475216 100644 --- a/controller-server/src/test/java/com/yahoo/vespa/hosted/controller/routing/RoutingPoliciesTest.java +++ b/controller-server/src/test/java/com/yahoo/vespa/hosted/controller/routing/RoutingPoliciesTest.java @@ -416,7 +416,7 @@ public class RoutingPoliciesTest { var loadBalancer = new LoadBalancer("LB-0-Z-" + zone1.value(), context.instanceId(), ClusterSpec.Id.from("c0"), - Optional.of(newHostname), + newHostname, LoadBalancer.State.active, Optional.of("dns-zone-1")); tester.controllerTester().configServer().putLoadBalancers(zone1, List.of(loadBalancer)); @@ -705,7 +705,7 @@ public class RoutingPoliciesTest { new LoadBalancer("LB-" + i + "-Z-" + zone.value(), application, ClusterSpec.Id.from("c" + i), - Optional.of(lbHostname), + lbHostname, LoadBalancer.State.active, Optional.of("dns-zone-1"))); } diff --git a/node-repository/src/main/java/com/yahoo/vespa/hosted/provision/lb/LoadBalancer.java b/node-repository/src/main/java/com/yahoo/vespa/hosted/provision/lb/LoadBalancer.java index a6bb57bef29..6f7b7c4d57d 100644 --- a/node-repository/src/main/java/com/yahoo/vespa/hosted/provision/lb/LoadBalancer.java +++ b/node-repository/src/main/java/com/yahoo/vespa/hosted/provision/lb/LoadBalancer.java @@ -5,7 +5,6 @@ import com.yahoo.vespa.hosted.provision.maintenance.LoadBalancerExpirer; import java.time.Instant; import java.util.Objects; -import java.util.Optional; /** * Represents a load balancer for an application's cluster. This is immutable. @@ -15,18 +14,15 @@ import java.util.Optional; public class LoadBalancer { private final LoadBalancerId id; - private final Optional<LoadBalancerInstance> instance; + private final LoadBalancerInstance instance; private final State state; private final Instant changedAt; - public LoadBalancer(LoadBalancerId id, Optional<LoadBalancerInstance> instance, State state, Instant changedAt) { + public LoadBalancer(LoadBalancerId id, LoadBalancerInstance instance, State state, Instant changedAt) { this.id = Objects.requireNonNull(id, "id must be non-null"); this.instance = Objects.requireNonNull(instance, "instance must be non-null"); this.state = Objects.requireNonNull(state, "state must be non-null"); this.changedAt = Objects.requireNonNull(changedAt, "changedAt must be non-null"); - if (state == State.active && instance.isEmpty()) { - throw new IllegalArgumentException("Load balancer instance is required in state " + state); - } } /** An identifier for this load balancer. The ID is unique inside the zone */ @@ -35,7 +31,7 @@ public class LoadBalancer { } /** The instance associated with this */ - public Optional<LoadBalancerInstance> instance() { + public LoadBalancerInstance instance() { return instance; } @@ -62,7 +58,7 @@ public class LoadBalancer { } /** Returns a copy of this with instance set to given instance */ - public LoadBalancer with(Optional<LoadBalancerInstance> instance) { + public LoadBalancer with(LoadBalancerInstance instance) { return new LoadBalancer(id, instance, state, changedAt); } diff --git a/node-repository/src/main/java/com/yahoo/vespa/hosted/provision/maintenance/LoadBalancerExpirer.java b/node-repository/src/main/java/com/yahoo/vespa/hosted/provision/maintenance/LoadBalancerExpirer.java index 9665d8872de..2ef12177eaf 100644 --- a/node-repository/src/main/java/com/yahoo/vespa/hosted/provision/maintenance/LoadBalancerExpirer.java +++ b/node-repository/src/main/java/com/yahoo/vespa/hosted/provision/maintenance/LoadBalancerExpirer.java @@ -12,7 +12,6 @@ import com.yahoo.vespa.hosted.provision.lb.LoadBalancerSpec; import com.yahoo.vespa.hosted.provision.persistence.CuratorDatabaseClient; import java.time.Duration; -import java.time.Instant; import java.util.ArrayList; import java.util.LinkedHashSet; import java.util.List; @@ -57,10 +56,10 @@ public class LoadBalancerExpirer extends NodeRepositoryMaintainer { /** Move reserved load balancer that have expired to inactive */ private void expireReserved() { - Instant now = nodeRepository().clock().instant(); - Instant expiry = now.minus(reservedExpiry); - patchLoadBalancers(lb -> lb.state() == State.reserved && lb.changedAt().isBefore(expiry), - lb -> db.writeLoadBalancer(lb.with(State.inactive, now))); + var expiry = nodeRepository().clock().instant().minus(reservedExpiry); + patchLoadBalancers(lb -> lb.state() == State.reserved && + lb.changedAt().isBefore(expiry), + lb -> db.writeLoadBalancer(lb.with(State.inactive, nodeRepository().clock().instant()))); } /** Deprovision inactive load balancers that have expired */ @@ -96,14 +95,13 @@ public class LoadBalancerExpirer extends NodeRepositoryMaintainer { var failed = new ArrayList<LoadBalancerId>(); var lastException = new AtomicReference<Exception>(); patchLoadBalancers(lb -> lb.state() == State.inactive, lb -> { - if (lb.instance().isEmpty()) return; var allocatedNodes = allocatedNodes(lb.id()).stream().map(Node::hostname).collect(Collectors.toSet()); - var reals = new LinkedHashSet<>(lb.instance().get().reals()); + var reals = new LinkedHashSet<>(lb.instance().reals()); // Remove any real no longer allocated to this application reals.removeIf(real -> !allocatedNodes.contains(real.hostname().value())); try { service.create(new LoadBalancerSpec(lb.id().application(), lb.id().cluster(), reals), true); - db.writeLoadBalancer(lb.with(lb.instance().map(instance -> instance.withReals(reals)))); + db.writeLoadBalancer(lb.with(lb.instance().withReals(reals))); } catch (Exception e) { failed.add(lb.id()); lastException.set(e); diff --git a/node-repository/src/main/java/com/yahoo/vespa/hosted/provision/node/NodeAcl.java b/node-repository/src/main/java/com/yahoo/vespa/hosted/provision/node/NodeAcl.java index 4cd01167293..dddc535b36a 100644 --- a/node-repository/src/main/java/com/yahoo/vespa/hosted/provision/node/NodeAcl.java +++ b/node-repository/src/main/java/com/yahoo/vespa/hosted/provision/node/NodeAcl.java @@ -12,7 +12,6 @@ import com.yahoo.vespa.hosted.provision.lb.LoadBalancers; import java.util.Comparator; import java.util.LinkedHashSet; import java.util.Objects; -import java.util.Optional; import java.util.Set; import java.util.TreeSet; @@ -71,7 +70,6 @@ public class NodeAcl { loadBalancers.list(allocation.owner()).asList() .stream() .map(LoadBalancer::instance) - .flatMap(Optional::stream) .map(LoadBalancerInstance::networks) .forEach(trustedNetworks::addAll); }); diff --git a/node-repository/src/main/java/com/yahoo/vespa/hosted/provision/persistence/LoadBalancerSerializer.java b/node-repository/src/main/java/com/yahoo/vespa/hosted/provision/persistence/LoadBalancerSerializer.java index 04c8f012b8b..66172521d4c 100644 --- a/node-repository/src/main/java/com/yahoo/vespa/hosted/provision/persistence/LoadBalancerSerializer.java +++ b/node-repository/src/main/java/com/yahoo/vespa/hosted/provision/persistence/LoadBalancerSerializer.java @@ -18,7 +18,6 @@ import java.io.UncheckedIOException; import java.time.Instant; import java.util.LinkedHashSet; import java.util.Optional; -import java.util.Set; import java.util.function.Function; /** @@ -51,22 +50,21 @@ public class LoadBalancerSerializer { Cursor root = slime.setObject(); root.setString(idField, loadBalancer.id().serializedForm()); - // TODO(mpolden): Stop writing this field for empty instance after 2021-06-01 - root.setString(hostnameField, loadBalancer.instance().map(instance -> instance.hostname().value()).orElse("")); + root.setString(hostnameField, loadBalancer.instance().hostname().toString()); root.setString(stateField, asString(loadBalancer.state())); root.setLong(changedAtField, loadBalancer.changedAt().toEpochMilli()); - loadBalancer.instance().flatMap(LoadBalancerInstance::dnsZone).ifPresent(dnsZone -> root.setString(dnsZoneField, dnsZone.id())); + loadBalancer.instance().dnsZone().ifPresent(dnsZone -> root.setString(dnsZoneField, dnsZone.id())); Cursor portArray = root.setArray(portsField); - loadBalancer.instance().ifPresent(instance -> instance.ports().forEach(portArray::addLong)); + loadBalancer.instance().ports().forEach(portArray::addLong); Cursor networkArray = root.setArray(networksField); - loadBalancer.instance().ifPresent(instance -> instance.networks().forEach(networkArray::addString)); + loadBalancer.instance().networks().forEach(networkArray::addString); Cursor realArray = root.setArray(realsField); - loadBalancer.instance().ifPresent(instance -> instance.reals().forEach(real -> { + loadBalancer.instance().reals().forEach(real -> { Cursor realObject = realArray.addObject(); realObject.setString(hostnameField, real.hostname().value()); realObject.setString(ipAddressField, real.ipAddress()); realObject.setLong(portField, real.port()); - })); + }); try { return SlimeUtils.toJsonBytes(slime); } catch (IOException e) { @@ -77,7 +75,7 @@ public class LoadBalancerSerializer { public static LoadBalancer fromJson(byte[] data) { Cursor object = SlimeUtils.jsonToSlime(data).get(); - Set<Real> reals = new LinkedHashSet<>(); + var reals = new LinkedHashSet<Real>(); object.field(realsField).traverse((ArrayTraverser) (i, realObject) -> { reals.add(new Real(HostName.from(realObject.field(hostnameField).asString()), realObject.field(ipAddressField).asString(), @@ -85,19 +83,20 @@ public class LoadBalancerSerializer { }); - Set<Integer> ports = new LinkedHashSet<>(); + var ports = new LinkedHashSet<Integer>(); object.field(portsField).traverse((ArrayTraverser) (i, port) -> ports.add((int) port.asLong())); - Set<String> networks = new LinkedHashSet<>(); + var networks = new LinkedHashSet<String>(); object.field(networksField).traverse((ArrayTraverser) (i, network) -> networks.add(network.asString())); - Optional<HostName> hostname = optionalString(object.field(hostnameField), Function.identity()).filter(s -> !s.isEmpty()).map(HostName::from); - Optional<DnsZone> dnsZone = optionalString(object.field(dnsZoneField), DnsZone::new); - Optional<LoadBalancerInstance> instance = hostname.map(h -> new LoadBalancerInstance(h, dnsZone, ports, - networks, reals)); - return new LoadBalancer(LoadBalancerId.fromSerializedForm(object.field(idField).asString()), - instance, + new LoadBalancerInstance( + HostName.from(object.field(hostnameField).asString()), + optionalString(object.field(dnsZoneField), DnsZone::new), + ports, + networks, + reals + ), stateFromString(object.field(stateField).asString()), Instant.ofEpochMilli(object.field(changedAtField).asLong())); } diff --git a/node-repository/src/main/java/com/yahoo/vespa/hosted/provision/provisioning/LoadBalancerProvisioner.java b/node-repository/src/main/java/com/yahoo/vespa/hosted/provision/provisioning/LoadBalancerProvisioner.java index f53eb189ec1..09d19300c59 100644 --- a/node-repository/src/main/java/com/yahoo/vespa/hosted/provision/provisioning/LoadBalancerProvisioner.java +++ b/node-repository/src/main/java/com/yahoo/vespa/hosted/provision/provisioning/LoadBalancerProvisioner.java @@ -170,35 +170,18 @@ public class LoadBalancerProvisioner { Instant now = nodeRepository.clock().instant(); Optional<LoadBalancer> loadBalancer = db.readLoadBalancer(id); if (loadBalancer.isEmpty() && activate) return; // Nothing to activate as this load balancer was never prepared - - Set<Real> reals = realsOf(nodes); - Optional<LoadBalancerInstance> instance = provisionInstance(id, reals, loadBalancer); + LoadBalancerInstance instance = provisionInstance(id, realsOf(nodes), loadBalancer); LoadBalancer newLoadBalancer; if (loadBalancer.isEmpty()) { newLoadBalancer = new LoadBalancer(id, instance, LoadBalancer.State.reserved, now); } else { - LoadBalancer.State state = activate && instance.isPresent() - ? LoadBalancer.State.active - : loadBalancer.get().state(); - newLoadBalancer = loadBalancer.get().with(instance).with(state, now); + var newState = activate ? LoadBalancer.State.active : loadBalancer.get().state(); + newLoadBalancer = loadBalancer.get().with(instance).with(newState, now); if (loadBalancer.get().state() != newLoadBalancer.state()) { log.log(Level.FINE, "Moving " + newLoadBalancer.id() + " to state " + newLoadBalancer.state()); } } - - if (activate) { - db.writeLoadBalancers(List.of(newLoadBalancer), transaction.nested()); - } else { - // Always store load balancer so that LoadBalancerExpirer can expire partially provisioned load balancers - db.writeLoadBalancer(newLoadBalancer); - } - - // Signal that load balancer is not ready yet - if (instance.isEmpty()) { - throw new LoadBalancerServiceException("Could not (re)configure " + id + ", targeting: " + - reals + ". The operation will be retried on next deployment", - null); - } + db.writeLoadBalancers(List.of(newLoadBalancer), transaction.nested()); } private void provision(ApplicationTransaction transaction, ClusterSpec.Id clusterId, NodeList nodes) { @@ -206,18 +189,17 @@ public class LoadBalancerProvisioner { } /** Provision or reconfigure a load balancer instance, if necessary */ - private Optional<LoadBalancerInstance> provisionInstance(LoadBalancerId id, Set<Real> reals, - Optional<LoadBalancer> currentLoadBalancer) { + private LoadBalancerInstance provisionInstance(LoadBalancerId id, Set<Real> reals, + Optional<LoadBalancer> currentLoadBalancer) { if (hasReals(currentLoadBalancer, reals)) return currentLoadBalancer.get().instance(); log.log(Level.FINE, "Creating " + id + ", targeting: " + reals); try { - return Optional.of(service.create(new LoadBalancerSpec(id.application(), id.cluster(), reals), - allowEmptyReals(currentLoadBalancer))); + return service.create(new LoadBalancerSpec(id.application(), id.cluster(), reals), + allowEmptyReals(currentLoadBalancer)); } catch (Exception e) { - log.log(Level.WARNING, "Could not (re)configure " + id + ", targeting: " + - reals + ". The operation will be retried on next deployment", e); + throw new LoadBalancerServiceException("Failed to (re)configure " + id + ", targeting: " + + reals + ". The operation will be retried on next deployment", e); } - return Optional.empty(); } /** Returns the nodes allocated to the given load balanced cluster */ @@ -264,8 +246,7 @@ public class LoadBalancerProvisioner { /** Returns whether load balancer has given reals */ private static boolean hasReals(Optional<LoadBalancer> loadBalancer, Set<Real> reals) { if (loadBalancer.isEmpty()) return false; - if (loadBalancer.get().instance().isEmpty()) return false; - return loadBalancer.get().instance().get().reals().equals(reals); + return loadBalancer.get().instance().reals().equals(reals); } /** Returns whether to allow given load balancer to have no reals */ @@ -292,4 +273,5 @@ public class LoadBalancerProvisioner { return cluster.combinedId().orElse(cluster.id()); } + } diff --git a/node-repository/src/main/java/com/yahoo/vespa/hosted/provision/restapi/LoadBalancersResponse.java b/node-repository/src/main/java/com/yahoo/vespa/hosted/provision/restapi/LoadBalancersResponse.java index bcd0af4e121..1ef449555d9 100644 --- a/node-repository/src/main/java/com/yahoo/vespa/hosted/provision/restapi/LoadBalancersResponse.java +++ b/node-repository/src/main/java/com/yahoo/vespa/hosted/provision/restapi/LoadBalancersResponse.java @@ -9,7 +9,6 @@ import com.yahoo.slime.JsonFormat; import com.yahoo.slime.Slime; import com.yahoo.vespa.hosted.provision.NodeRepository; import com.yahoo.vespa.hosted.provision.lb.LoadBalancer; -import com.yahoo.vespa.hosted.provision.lb.LoadBalancerInstance; import com.yahoo.vespa.hosted.provision.lb.LoadBalancerList; import com.yahoo.vespa.hosted.provision.node.filter.ApplicationFilter; @@ -66,23 +65,21 @@ public class LoadBalancersResponse extends HttpResponse { lbObject.setString("tenant", lb.id().application().tenant().value()); lbObject.setString("instance", lb.id().application().instance().value()); lbObject.setString("cluster", lb.id().cluster().value()); - lb.instance().ifPresent(instance -> lbObject.setString("hostname", instance.hostname().value())); - lb.instance().flatMap(LoadBalancerInstance::dnsZone).ifPresent(dnsZone -> lbObject.setString("dnsZone", dnsZone.id())); + lbObject.setString("hostname", lb.instance().hostname().value()); + lb.instance().dnsZone().ifPresent(dnsZone -> lbObject.setString("dnsZone", dnsZone.id())); Cursor networkArray = lbObject.setArray("networks"); - lb.instance().ifPresent(instance -> instance.networks().forEach(networkArray::addString)); + lb.instance().networks().forEach(networkArray::addString); Cursor portArray = lbObject.setArray("ports"); - lb.instance().ifPresent(instance -> instance.ports().forEach(portArray::addLong)); + lb.instance().ports().forEach(portArray::addLong); Cursor realArray = lbObject.setArray("reals"); - lb.instance().ifPresent(instance -> { - instance.reals().forEach(real -> { - Cursor realObject = realArray.addObject(); - realObject.setString("hostname", real.hostname().value()); - realObject.setString("ipAddress", real.ipAddress()); - realObject.setLong("port", real.port()); - }); + lb.instance().reals().forEach(real -> { + Cursor realObject = realArray.addObject(); + realObject.setString("hostname", real.hostname().value()); + realObject.setString("ipAddress", real.ipAddress()); + realObject.setLong("port", real.port()); }); }); diff --git a/node-repository/src/test/java/com/yahoo/vespa/hosted/provision/maintenance/LoadBalancerExpirerTest.java b/node-repository/src/test/java/com/yahoo/vespa/hosted/provision/maintenance/LoadBalancerExpirerTest.java index 4d19c2c1d41..fec6e40fd35 100644 --- a/node-repository/src/test/java/com/yahoo/vespa/hosted/provision/maintenance/LoadBalancerExpirerTest.java +++ b/node-repository/src/test/java/com/yahoo/vespa/hosted/provision/maintenance/LoadBalancerExpirerTest.java @@ -63,7 +63,7 @@ public class LoadBalancerExpirerTest { tester.nodeRepository().nodes().setReady(tester.nodeRepository().nodes().list(Node.State.dirty).asList(), Agent.system, getClass().getSimpleName()); expirer.maintain(); assertEquals(Set.of(), tester.loadBalancerService().instances().get(lb1).reals()); - assertEquals(Set.of(), loadBalancers.get().get(lb1).instance().get().reals()); + assertEquals(Set.of(), loadBalancers.get().get(lb1).instance().reals()); // Expirer defers removal of load balancer until expiration time passes expirer.maintain(); diff --git a/node-repository/src/test/java/com/yahoo/vespa/hosted/provision/persistence/LoadBalancerSerializerTest.java b/node-repository/src/test/java/com/yahoo/vespa/hosted/provision/persistence/LoadBalancerSerializerTest.java index 51d6f7fb2fb..bcb78844666 100644 --- a/node-repository/src/test/java/com/yahoo/vespa/hosted/provision/persistence/LoadBalancerSerializerTest.java +++ b/node-repository/src/test/java/com/yahoo/vespa/hosted/provision/persistence/LoadBalancerSerializerTest.java @@ -30,7 +30,7 @@ public class LoadBalancerSerializerTest { "application1", "default"), ClusterSpec.Id.from("qrs")), - Optional.of(new LoadBalancerInstance( + new LoadBalancerInstance( HostName.from("lb-host"), Optional.of(new DnsZone("zone-id-1")), ImmutableSet.of(4080, 4443), @@ -40,19 +40,19 @@ public class LoadBalancerSerializerTest { 4080), new Real(HostName.from("real-2"), "127.0.0.2", - 4080)))), + 4080))), LoadBalancer.State.active, now); var serialized = LoadBalancerSerializer.fromJson(LoadBalancerSerializer.toJson(loadBalancer)); assertEquals(loadBalancer.id(), serialized.id()); - assertEquals(loadBalancer.instance().get().hostname(), serialized.instance().get().hostname()); - assertEquals(loadBalancer.instance().get().dnsZone(), serialized.instance().get().dnsZone()); - assertEquals(loadBalancer.instance().get().ports(), serialized.instance().get().ports()); - assertEquals(loadBalancer.instance().get().networks(), serialized.instance().get().networks()); + assertEquals(loadBalancer.instance().hostname(), serialized.instance().hostname()); + assertEquals(loadBalancer.instance().dnsZone(), serialized.instance().dnsZone()); + assertEquals(loadBalancer.instance().ports(), serialized.instance().ports()); + assertEquals(loadBalancer.instance().networks(), serialized.instance().networks()); assertEquals(loadBalancer.state(), serialized.state()); assertEquals(loadBalancer.changedAt().truncatedTo(MILLIS), serialized.changedAt()); - assertEquals(loadBalancer.instance().get().reals(), serialized.instance().get().reals()); + assertEquals(loadBalancer.instance().reals(), serialized.instance().reals()); } } diff --git a/node-repository/src/test/java/com/yahoo/vespa/hosted/provision/provisioning/AclProvisioningTest.java b/node-repository/src/test/java/com/yahoo/vespa/hosted/provision/provisioning/AclProvisioningTest.java index 744322c9edc..b7e671a7b76 100644 --- a/node-repository/src/test/java/com/yahoo/vespa/hosted/provision/provisioning/AclProvisioningTest.java +++ b/node-repository/src/test/java/com/yahoo/vespa/hosted/provision/provisioning/AclProvisioningTest.java @@ -180,7 +180,7 @@ public class AclProvisioningTest { // Load balancer is allocated to application var loadBalancers = tester.nodeRepository().loadBalancers().list(application); assertEquals(1, loadBalancers.asList().size()); - var lbNetworks = loadBalancers.asList().get(0).instance().get().networks(); + var lbNetworks = loadBalancers.asList().get(0).instance().networks(); assertEquals(2, lbNetworks.size()); // ACL for nodes with allocation trust their respective load balancer networks, if any diff --git a/node-repository/src/test/java/com/yahoo/vespa/hosted/provision/provisioning/LoadBalancerProvisionerTest.java b/node-repository/src/test/java/com/yahoo/vespa/hosted/provision/provisioning/LoadBalancerProvisionerTest.java index eb3bdff484d..a3780db4789 100644 --- a/node-repository/src/test/java/com/yahoo/vespa/hosted/provision/provisioning/LoadBalancerProvisionerTest.java +++ b/node-repository/src/test/java/com/yahoo/vespa/hosted/provision/provisioning/LoadBalancerProvisionerTest.java @@ -10,7 +10,6 @@ import com.yahoo.config.provision.HostName; import com.yahoo.config.provision.HostSpec; import com.yahoo.config.provision.NodeResources; import com.yahoo.config.provision.NodeType; -import com.yahoo.config.provision.exception.LoadBalancerServiceException; import com.yahoo.vespa.flags.InMemoryFlagSource; import com.yahoo.vespa.hosted.provision.Node; import com.yahoo.vespa.hosted.provision.NodeList; @@ -60,7 +59,7 @@ public class LoadBalancerProvisionerTest { clusterRequest(ClusterSpec.Type.container, containerCluster1), clusterRequest(ClusterSpec.Type.content, contentCluster)); assertEquals(1, lbApp1.get().size()); - assertEquals("Prepare provisions load balancer with reserved nodes", 2, lbApp1.get().get(0).instance().get().reals().size()); + assertEquals("Prepare provisions load balancer with reserved nodes", 2, lbApp1.get().get(0).instance().reals().size()); tester.activate(app1, nodes); tester.activate(app2, prepare(app2, clusterRequest(ClusterSpec.Type.container, ClusterSpec.Id.from("qrs")))); assertEquals(1, lbApp2.get().size()); @@ -68,11 +67,11 @@ public class LoadBalancerProvisionerTest { // Reals are configured after activation assertEquals(app1, lbApp1.get().get(0).id().application()); assertEquals(containerCluster1, lbApp1.get().get(0).id().cluster()); - assertEquals(Collections.singleton(4443), lbApp1.get().get(0).instance().get().ports()); - assertEquals("127.0.0.1", get(lbApp1.get().get(0).instance().get().reals(), 0).ipAddress()); - assertEquals(4443, get(lbApp1.get().get(0).instance().get().reals(), 0).port()); - assertEquals("127.0.0.2", get(lbApp1.get().get(0).instance().get().reals(), 1).ipAddress()); - assertEquals(4443, get(lbApp1.get().get(0).instance().get().reals(), 1).port()); + assertEquals(Collections.singleton(4443), lbApp1.get().get(0).instance().ports()); + assertEquals("127.0.0.1", get(lbApp1.get().get(0).instance().reals(), 0).ipAddress()); + assertEquals(4443, get(lbApp1.get().get(0).instance().reals(), 0).port()); + assertEquals("127.0.0.2", get(lbApp1.get().get(0).instance().reals(), 1).ipAddress()); + assertEquals(4443, get(lbApp1.get().get(0).instance().reals(), 1).port()); // A container is failed Supplier<List<Node>> containers = () -> tester.getNodes(app1).container().asList(); @@ -84,13 +83,13 @@ public class LoadBalancerProvisionerTest { clusterRequest(ClusterSpec.Type.container, containerCluster1), clusterRequest(ClusterSpec.Type.content, contentCluster))); LoadBalancer loadBalancer = tester.nodeRepository().loadBalancers().list(app1).asList().get(0); - assertEquals(2, loadBalancer.instance().get().reals().size()); - assertTrue("Failed node is removed", loadBalancer.instance().get().reals().stream() + assertEquals(2, loadBalancer.instance().reals().size()); + assertTrue("Failed node is removed", loadBalancer.instance().reals().stream() .map(Real::hostname) .map(HostName::value) .noneMatch(hostname -> hostname.equals(toFail.hostname()))); - assertEquals(containers.get().get(0).hostname(), get(loadBalancer.instance().get().reals(), 0).hostname().value()); - assertEquals(containers.get().get(1).hostname(), get(loadBalancer.instance().get().reals(), 1).hostname().value()); + assertEquals(containers.get().get(0).hostname(), get(loadBalancer.instance().reals(), 0).hostname().value()); + assertEquals(containers.get().get(1).hostname(), get(loadBalancer.instance().reals(), 1).hostname().value()); assertSame("State is unchanged", LoadBalancer.State.active, loadBalancer.state()); // Add another container cluster to first app @@ -111,7 +110,6 @@ public class LoadBalancerProvisionerTest { .collect(Collectors.toList()); List<HostName> reals = lbApp1.get().stream() .map(LoadBalancer::instance) - .flatMap(Optional::stream) .map(LoadBalancerInstance::reals) .flatMap(Collection::stream) .map(Real::hostname) @@ -154,7 +152,7 @@ public class LoadBalancerProvisionerTest { .findFirst() .orElseThrow()); - // Next redeploy does not create a new load balancer instance because reals are unchanged + // Next redeploy does not create a new load balancer instance tester.loadBalancerService().throwOnCreate(true); tester.activate(app1, prepare(app1, clusterRequest(ClusterSpec.Type.container, containerCluster1), @@ -210,7 +208,7 @@ public class LoadBalancerProvisionerTest { var combinedId = ClusterSpec.Id.from("container1"); var nodes = prepare(app1, clusterRequest(ClusterSpec.Type.combined, ClusterSpec.Id.from("content1"), Optional.of(combinedId))); assertEquals(1, lbs.get().size()); - assertEquals("Prepare provisions load balancer with reserved nodes", 2, lbs.get().get(0).instance().get().reals().size()); + assertEquals("Prepare provisions load balancer with reserved nodes", 2, lbs.get().get(0).instance().reals().size()); tester.activate(app1, nodes); assertSame(LoadBalancer.State.active, lbs.get().get(0).state()); assertEquals(combinedId, lbs.get().get(0).id().cluster()); @@ -224,7 +222,7 @@ public class LoadBalancerProvisionerTest { var nodes = prepare(configServerApp, Capacity.fromRequiredNodeType(NodeType.config), clusterRequest(ClusterSpec.Type.admin, cluster)); assertEquals(1, lbs.get().size()); - assertEquals("Prepare provisions load balancer with reserved nodes", 2, lbs.get().get(0).instance().get().reals().size()); + assertEquals("Prepare provisions load balancer with reserved nodes", 2, lbs.get().get(0).instance().reals().size()); tester.activate(configServerApp, nodes); assertSame(LoadBalancer.State.active, lbs.get().get(0).state()); assertEquals(cluster, lbs.get().get(0).id().cluster()); @@ -238,7 +236,7 @@ public class LoadBalancerProvisionerTest { var nodes = prepare(controllerApp, Capacity.fromRequiredNodeType(NodeType.controller), clusterRequest(ClusterSpec.Type.container, cluster)); assertEquals(1, lbs.get().size()); - assertEquals("Prepare provisions load balancer with reserved nodes", 2, lbs.get().get(0).instance().get().reals().size()); + assertEquals("Prepare provisions load balancer with reserved nodes", 2, lbs.get().get(0).instance().reals().size()); tester.activate(controllerApp, nodes); assertSame(LoadBalancer.State.active, lbs.get().get(0).state()); assertEquals(cluster, lbs.get().get(0).id().cluster()); @@ -255,7 +253,7 @@ public class LoadBalancerProvisionerTest { // instance1 is deployed tester.activate(instance1, prepare(instance1, clusterRequest(ClusterSpec.Type.container, devCluster))); - // instance2 clashes because instance name matches instance1 cluster name + // instance2 clashes because cluster name matches instance1 try { prepare(instance2, clusterRequest(ClusterSpec.Type.container, defaultCluster)); fail("Expected exception"); @@ -265,38 +263,10 @@ public class LoadBalancerProvisionerTest { // instance2 changes cluster name and does not clash tester.activate(instance2, prepare(instance2, clusterRequest(ClusterSpec.Type.container, ClusterSpec.Id.from("qrs")))); - // instance3 does not clash + // instance3 clashes because instance name matches instance2 cluster tester.activate(instance3, prepare(instance3, clusterRequest(ClusterSpec.Type.container, defaultCluster))); } - @Test - public void provisioning_load_balancer_fails_initially() { - Supplier<List<LoadBalancer>> lbs = () -> tester.nodeRepository().loadBalancers().list(app1).asList(); - ClusterSpec.Id cluster = ClusterSpec.Id.from("qrs1"); - - // Provisioning load balancer fails on deployment - tester.loadBalancerService().throwOnCreate(true); - try { - prepare(app1, clusterRequest(ClusterSpec.Type.container, cluster)); - fail("Expected exception"); - } catch (LoadBalancerServiceException ignored) {} - List<LoadBalancer> loadBalancers = lbs.get(); - assertEquals(1, loadBalancers.size()); - assertSame(LoadBalancer.State.reserved, loadBalancers.get(0).state()); - assertTrue("Load balancer has no instance", loadBalancers.get(0).instance().isEmpty()); - - // Next deployment succeeds - tester.loadBalancerService().throwOnCreate(false); - Set<HostSpec> nodes = prepare(app1, clusterRequest(ClusterSpec.Type.container, cluster)); - loadBalancers = lbs.get(); - assertSame(LoadBalancer.State.reserved, loadBalancers.get(0).state()); - assertTrue("Load balancer has instance", loadBalancers.get(0).instance().isPresent()); - tester.activate(app1, nodes); - loadBalancers = lbs.get(); - assertSame(LoadBalancer.State.active, loadBalancers.get(0).state()); - assertTrue("Load balancer has instance", loadBalancers.get(0).instance().isPresent()); - } - private void dirtyNodesOf(ApplicationId application) { tester.nodeRepository().nodes().deallocate(tester.nodeRepository().nodes().list().owner(application).asList(), Agent.system, this.getClass().getSimpleName()); } |