Extension

package generated_program;
import com.pulumi.Context;
import com.pulumi.Pulumi;
import com.pulumi.core.Output;
import com.pulumi.aws.sns.Topic;
import com.pulumi.aws.iam.IamFunctions;
import com.pulumi.aws.iam.inputs.GetPolicyDocumentArgs;
import com.pulumi.aws.iam.Role;
import com.pulumi.aws.iam.RoleArgs;
import com.pulumi.aws.appconfig.Extension;
import com.pulumi.aws.appconfig.ExtensionArgs;
import com.pulumi.aws.appconfig.inputs.ExtensionActionPointArgs;
import java.util.List;
import java.util.ArrayList;
import java.util.Map;
import java.io.File;
import java.nio.file.Files;
import java.nio.file.Paths;
public class App {
    public static void main(String[] args) {
        Pulumi.run(App::stack);
    }
    public static void stack(Context ctx) {
        var testTopic = new Topic("testTopic");
        final var testPolicyDocument = IamFunctions.getPolicyDocument(GetPolicyDocumentArgs.builder()
            .statements(GetPolicyDocumentStatementArgs.builder()
                .actions("sts:AssumeRole")
                .principals(GetPolicyDocumentStatementPrincipalArgs.builder()
                    .type("Service")
                    .identifiers("appconfig.amazonaws.com")
                    .build())
                .build())
            .build());
        var testRole = new Role("testRole", RoleArgs.builder()
            .assumeRolePolicy(testPolicyDocument.applyValue(getPolicyDocumentResult -> getPolicyDocumentResult.json()))
            .build());
        var testExtension = new Extension("testExtension", ExtensionArgs.builder()
            .description("test description")
            .actionPoints(ExtensionActionPointArgs.builder()
                .point("ON_DEPLOYMENT_COMPLETE")
                .actions(ExtensionActionPointActionArgs.builder()
                    .name("test")
                    .roleArn(testRole.arn())
                    .uri(testTopic.arn())
                    .build())
                .build())
            .tags(Map.of("Type", "AppConfig Extension"))
            .build());
    }
}

$ pulumi import aws:appconfig/extension:Extension example 71rxuzt