Examples with ServerCall io.grpc.ServerCall used on opensource projects

Example 16 with ServerCall

use of io.grpc.ServerCall in project grpc-java by grpc.

the class XdsServerWrapperTest method interceptor_routeNotMatch.

@Test
@SuppressWarnings("unchecked")
public void interceptor_routeNotMatch() throws Exception {
    ArgumentCaptor<ConfigApplyingInterceptor> interceptorCaptor = ArgumentCaptor.forClass(ConfigApplyingInterceptor.class);
    final SettableFuture<Server> start = SettableFuture.create();
    Executors.newSingleThreadExecutor().execute(new Runnable() {

        @Override
        public void run() {
            try {
                start.set(xdsServerWrapper.start());
            } catch (Exception ex) {
                start.setException(ex);
            }
        }
    });
    xdsClient.ldsResource.get(5, TimeUnit.SECONDS);
    verify(mockBuilder).intercept(interceptorCaptor.capture());
    ConfigApplyingInterceptor interceptor = interceptorCaptor.getValue();
    ServerRoutingConfig routingConfig = createRoutingConfig("/FooService/barMethod", "foo.google.com", "filter-type-url");
    ServerCall<Void, Void> serverCall = mock(ServerCall.class);
    when(serverCall.getAttributes()).thenReturn(Attributes.newBuilder().set(ATTR_SERVER_ROUTING_CONFIG, new AtomicReference<>(routingConfig)).build());
    when(serverCall.getMethodDescriptor()).thenReturn(createMethod("NotMatchMethod"));
    when(serverCall.getAuthority()).thenReturn("foo.google.com");
    Filter filter = mock(Filter.class);
    when(filter.typeUrls()).thenReturn(new String[] { "filter-type-url" });
    filterRegistry.register(filter);
    ServerCallHandler<Void, Void> next = mock(ServerCallHandler.class);
    interceptor.interceptCall(serverCall, new Metadata(), next);
    verify(next, never()).startCall(any(ServerCall.class), any(Metadata.class));
    ArgumentCaptor<Status> statusCaptor = ArgumentCaptor.forClass(Status.class);
    verify(serverCall).close(statusCaptor.capture(), any(Metadata.class));
    Status status = statusCaptor.getValue();
    assertThat(status.getCode()).isEqualTo(Status.UNAVAILABLE.getCode());
    assertThat(status.getDescription()).isEqualTo("Could not find xDS route matching RPC");
}

Example 17 with ServerCall

use of io.grpc.ServerCall in project grpc-java by grpc.

the class XdsServerWrapperTest method interceptor_virtualHostNotMatch.

@Test
@SuppressWarnings("unchecked")
public void interceptor_virtualHostNotMatch() throws Exception {
    ArgumentCaptor<ConfigApplyingInterceptor> interceptorCaptor = ArgumentCaptor.forClass(ConfigApplyingInterceptor.class);
    final SettableFuture<Server> start = SettableFuture.create();
    Executors.newSingleThreadExecutor().execute(new Runnable() {

        @Override
        public void run() {
            try {
                start.set(xdsServerWrapper.start());
            } catch (Exception ex) {
                start.setException(ex);
            }
        }
    });
    xdsClient.ldsResource.get(5, TimeUnit.SECONDS);
    verify(mockBuilder).intercept(interceptorCaptor.capture());
    ConfigApplyingInterceptor interceptor = interceptorCaptor.getValue();
    ServerRoutingConfig routingConfig = createRoutingConfig("/FooService/barMethod", "foo.google.com", "filter-type-url");
    ServerCall<Void, Void> serverCall = mock(ServerCall.class);
    when(serverCall.getAttributes()).thenReturn(Attributes.newBuilder().set(ATTR_SERVER_ROUTING_CONFIG, new AtomicReference<>(routingConfig)).build());
    when(serverCall.getAuthority()).thenReturn("not-match.google.com");
    Filter filter = mock(Filter.class);
    when(filter.typeUrls()).thenReturn(new String[] { "filter-type-url" });
    filterRegistry.register(filter);
    ServerCallHandler<Void, Void> next = mock(ServerCallHandler.class);
    interceptor.interceptCall(serverCall, new Metadata(), next);
    verify(next, never()).startCall(any(ServerCall.class), any(Metadata.class));
    ArgumentCaptor<Status> statusCaptor = ArgumentCaptor.forClass(Status.class);
    verify(serverCall).close(statusCaptor.capture(), any(Metadata.class));
    Status status = statusCaptor.getValue();
    assertThat(status.getCode()).isEqualTo(Status.UNAVAILABLE.getCode());
    assertThat(status.getDescription()).isEqualTo("Could not find xDS virtual host matching RPC");
}

Example 18 with ServerCall

use of io.grpc.ServerCall in project grpc-java by grpc.

the class XdsServerWrapperTest method interceptor_success.

@Test
@SuppressWarnings("unchecked")
public void interceptor_success() throws Exception {
    ArgumentCaptor<ConfigApplyingInterceptor> interceptorCaptor = ArgumentCaptor.forClass(ConfigApplyingInterceptor.class);
    final SettableFuture<Server> start = SettableFuture.create();
    Executors.newSingleThreadExecutor().execute(new Runnable() {

        @Override
        public void run() {
            try {
                start.set(xdsServerWrapper.start());
            } catch (Exception ex) {
                start.setException(ex);
            }
        }
    });
    xdsClient.ldsResource.get(5, TimeUnit.SECONDS);
    verify(mockBuilder).intercept(interceptorCaptor.capture());
    ConfigApplyingInterceptor interceptor = interceptorCaptor.getValue();
    RouteMatch routeMatch = RouteMatch.create(PathMatcher.fromPath("/FooService/barMethod", true), Collections.<HeaderMatcher>emptyList(), null);
    Route route = Route.forAction(routeMatch, null, ImmutableMap.<String, FilterConfig>of());
    VirtualHost virtualHost = VirtualHost.create("v1", Collections.singletonList("foo.google.com"), Arrays.asList(route), ImmutableMap.<String, FilterConfig>of());
    final List<Integer> interceptorTrace = new ArrayList<>();
    ServerInterceptor interceptor0 = new ServerInterceptor() {

        @Override
        public <ReqT, RespT> ServerCall.Listener<ReqT> interceptCall(ServerCall<ReqT, RespT> call, Metadata headers, ServerCallHandler<ReqT, RespT> next) {
            interceptorTrace.add(0);
            return next.startCall(call, headers);
        }
    };
    ServerRoutingConfig realConfig = ServerRoutingConfig.create(ImmutableList.of(virtualHost), ImmutableMap.of(route, interceptor0));
    ServerCall<Void, Void> serverCall = mock(ServerCall.class);
    when(serverCall.getMethodDescriptor()).thenReturn(createMethod("FooService/barMethod"));
    when(serverCall.getAttributes()).thenReturn(Attributes.newBuilder().set(ATTR_SERVER_ROUTING_CONFIG, new AtomicReference<>(realConfig)).build());
    when(serverCall.getAuthority()).thenReturn("foo.google.com");
    ServerCallHandler<Void, Void> next = mock(ServerCallHandler.class);
    interceptor.interceptCall(serverCall, new Metadata(), next);
    verify(next).startCall(eq(serverCall), any(Metadata.class));
    assertThat(interceptorTrace).isEqualTo(Arrays.asList(0));
}

Example 19 with ServerCall

use of io.grpc.ServerCall in project grpc-java by grpc.

the class XdsServerWrapperTest method buildInterceptor_rds.

@Test
@SuppressWarnings("unchecked")
public void buildInterceptor_rds() throws Exception {
    final SettableFuture<Server> start = SettableFuture.create();
    Executors.newSingleThreadExecutor().execute(new Runnable() {

        @Override
        public void run() {
            try {
                start.set(xdsServerWrapper.start());
            } catch (Exception ex) {
                start.setException(ex);
            }
        }
    });
    xdsClient.ldsResource.get(5, TimeUnit.SECONDS);
    Filter filter = mock(Filter.class, withSettings().extraInterfaces(ServerInterceptorBuilder.class));
    when(filter.typeUrls()).thenReturn(new String[] { "filter-type-url" });
    filterRegistry.register(filter);
    FilterConfig f0 = mock(FilterConfig.class);
    FilterConfig f0Override = mock(FilterConfig.class);
    when(f0.typeUrl()).thenReturn("filter-type-url");
    final List<Integer> interceptorTrace = new ArrayList<>();
    ServerInterceptor interceptor0 = new ServerInterceptor() {

        @Override
        public <ReqT, RespT> ServerCall.Listener<ReqT> interceptCall(ServerCall<ReqT, RespT> call, Metadata headers, ServerCallHandler<ReqT, RespT> next) {
            interceptorTrace.add(0);
            return next.startCall(call, headers);
        }
    };
    ServerInterceptor interceptor1 = new ServerInterceptor() {

        @Override
        public <ReqT, RespT> ServerCall.Listener<ReqT> interceptCall(ServerCall<ReqT, RespT> call, Metadata headers, ServerCallHandler<ReqT, RespT> next) {
            interceptorTrace.add(1);
            return next.startCall(call, headers);
        }
    };
    when(((ServerInterceptorBuilder) filter).buildServerInterceptor(f0, null)).thenReturn(interceptor0);
    when(((ServerInterceptorBuilder) filter).buildServerInterceptor(f0, f0Override)).thenReturn(interceptor1);
    RouteMatch routeMatch = RouteMatch.create(PathMatcher.fromPath("/FooService/barMethod", true), Collections.<HeaderMatcher>emptyList(), null);
    HttpConnectionManager rdsHcm = HttpConnectionManager.forRdsName(0L, "r0", Arrays.asList(new NamedFilterConfig("filter-config-name-0", f0), new NamedFilterConfig("filter-config-name-1", f0)));
    EnvoyServerProtoData.FilterChain filterChain = createFilterChain("filter-chain-0", rdsHcm);
    xdsClient.deliverLdsUpdate(Collections.singletonList(filterChain), null);
    Route route = Route.forAction(routeMatch, null, ImmutableMap.<String, FilterConfig>of());
    VirtualHost virtualHost = VirtualHost.create("v1", Collections.singletonList("foo.google.com"), Arrays.asList(route), ImmutableMap.of("filter-config-name-0", f0Override));
    xdsClient.rdsCount.await(5, TimeUnit.SECONDS);
    xdsClient.deliverRdsUpdate("r0", Collections.singletonList(virtualHost));
    start.get(5000, TimeUnit.MILLISECONDS);
    verify(mockServer).start();
    assertThat(selectorManager.getSelectorToUpdateSelector().getRoutingConfigs().size()).isEqualTo(1);
    ServerInterceptor realInterceptor = selectorManager.getSelectorToUpdateSelector().getRoutingConfigs().get(filterChain).get().interceptors().get(route);
    assertThat(realInterceptor).isNotNull();
    ServerCall<Void, Void> serverCall = mock(ServerCall.class);
    ServerCallHandler<Void, Void> mockNext = mock(ServerCallHandler.class);
    final ServerCall.Listener<Void> listener = new ServerCall.Listener<Void>() {
    };
    when(mockNext.startCall(any(ServerCall.class), any(Metadata.class))).thenReturn(listener);
    realInterceptor.interceptCall(serverCall, new Metadata(), mockNext);
    assertThat(interceptorTrace).isEqualTo(Arrays.asList(1, 0));
    verify(mockNext).startCall(eq(serverCall), any(Metadata.class));
    virtualHost = VirtualHost.create("v1", Collections.singletonList("foo.google.com"), Arrays.asList(route), ImmutableMap.<String, FilterConfig>of());
    xdsClient.deliverRdsUpdate("r0", Collections.singletonList(virtualHost));
    realInterceptor = selectorManager.getSelectorToUpdateSelector().getRoutingConfigs().get(filterChain).get().interceptors().get(route);
    assertThat(realInterceptor).isNotNull();
    interceptorTrace.clear();
    realInterceptor.interceptCall(serverCall, new Metadata(), mockNext);
    assertThat(interceptorTrace).isEqualTo(Arrays.asList(0, 0));
    verify(mockNext, times(2)).startCall(eq(serverCall), any(Metadata.class));
    xdsClient.rdsWatchers.get("r0").onResourceDoesNotExist("r0");
    assertThat(selectorManager.getSelectorToUpdateSelector().getRoutingConfigs().get(filterChain).get()).isEqualTo(noopConfig);
}

Example 20 with ServerCall

use of io.grpc.ServerCall in project grpc-java by grpc.

the class RbacFilter method generateAuthorizationInterceptor.

private ServerInterceptor generateAuthorizationInterceptor(AuthConfig config) {
    checkNotNull(config, "config");
    final GrpcAuthorizationEngine authEngine = new GrpcAuthorizationEngine(config);
    return new ServerInterceptor() {

        @Override
        public <ReqT, RespT> ServerCall.Listener<ReqT> interceptCall(final ServerCall<ReqT, RespT> call, final Metadata headers, ServerCallHandler<ReqT, RespT> next) {
            AuthDecision authResult = authEngine.evaluate(headers, call);
            if (logger.isLoggable(Level.FINE)) {
                logger.log(Level.FINE, "Authorization result for serverCall {0}: {1}, matching policy: {2}.", new Object[] { call, authResult.decision(), authResult.matchingPolicyName() });
            }
            if (GrpcAuthorizationEngine.Action.DENY.equals(authResult.decision())) {
                Status status = Status.PERMISSION_DENIED.withDescription("Access Denied");
                call.close(status, new Metadata());
                return new ServerCall.Listener<ReqT>() {
                };
            }
            return next.startCall(call, headers);
        }
    };
}