WIP readPath resolvePath readLocation

runtime/binding-asyncapi/src/main/java/io/aklivity/zilla/runtime/binding/asyncapi/internal/config/AsyncapiBindingConfig.java

@@ -227,7 +227,7 @@ private void attachProxyBinding(
         namespaceGenerator.init(binding);
         final List<String> labels = configs.stream().map(c -> c.apiLabel).collect(toList());
         final NamespaceConfig composite = namespaceGenerator.generateProxy(binding, asyncapis, schemaIdsByApiId::get, labels);
-        composite.readURL = binding.readURL;
+        composite.readLocation = binding.readLocation;
         attach.accept(composite);
         updateNamespace(configs, composite, new ArrayList<>(asyncapis.values()));
     }
@@ -256,7 +256,7 @@ private void attachServerClientBinding(
             namespaceConfig.servers.forEach(s -> s.setAsyncapiProtocol(
                 namespaceGenerator.resolveProtocol(s.protocol(), options, namespaceConfig.asyncapis, namespaceConfig.servers)));
             final NamespaceConfig composite = namespaceGenerator.generate(binding, namespaceConfig);
-            composite.readURL = binding.readURL;
+            composite.readLocation = binding.readLocation;
             attach.accept(composite);
             updateNamespace(namespaceConfig.configs, composite, namespaceConfig.asyncapis);
         }

runtime/binding-echo/src/test/java/io/aklivity/zilla/runtime/binding/echo/internal/bench/EchoWorker.java

@@ -16,8 +16,8 @@
 package io.aklivity.zilla.runtime.binding.echo.internal.bench;
 
 import java.net.InetAddress;
-import java.net.URL;
 import java.nio.channels.SelectableChannel;
+import java.nio.file.Path;
 import java.time.Clock;
 import java.util.function.LongSupplier;
 
@@ -319,8 +319,8 @@ public ConverterHandler supplyWriteConverter(
     }
 
     @Override
-    public URL resolvePath(
-        String path)
+    public Path resolvePath(
+        String location)
     {
         return null;
     }

runtime/binding-grpc/src/main/java/io/aklivity/zilla/runtime/binding/grpc/internal/config/GrpcOptionsConfigAdapter.java

@@ -41,7 +41,7 @@ public final class GrpcOptionsConfigAdapter implements OptionsConfigAdapterSpi,
 
     private final GrpcProtobufParser parser = new GrpcProtobufParser();
 
-    private Function<String, String> readURL;
+    private Function<String, String> readLocation;
 
     @Override
     public Kind kind()
@@ -88,7 +88,7 @@ public OptionsConfig adaptFromJson(
     public void adaptContext(
         ConfigAdapterContext context)
     {
-        this.readURL = context::readURL;
+        this.readLocation = context::readLocation;
     }
 
     private List<GrpcProtobufConfig> asListProtobufs(
@@ -103,7 +103,7 @@ private GrpcProtobufConfig asProtobuf(
         JsonValue value)
     {
         final String location = ((JsonString) value).getString();
-        final String protobuf = readURL.apply(location);
+        final String protobuf = readLocation.apply(location);
 
         return parser.parse(location, protobuf);
     }

runtime/binding-grpc/src/test/java/io/aklivity/zilla/runtime/binding/grpc/internal/config/GrpcOptionsConfigAdapterTest.java

@@ -66,7 +66,7 @@ public void initJson() throws IOException
         {
             content = new String(resource.readAllBytes(), UTF_8);
         }
-        Mockito.doReturn(content).when(context).readURL("protobuf/echo.proto");
+        Mockito.doReturn(content).when(context).readLocation("protobuf/echo.proto");
         adapter = new OptionsConfigAdapter(OptionsConfigAdapterSpi.Kind.BINDING, context);
         adapter.adaptType("grpc");
         JsonbConfig config = new JsonbConfig()

runtime/binding-openapi-asyncapi/src/main/java/io/aklivity/zilla/runtime/binding/openapi/asyncapi/internal/config/OpenapiAsyncapiBindingConfig.java

@@ -144,7 +144,7 @@ public void attach(
                     Object2ObjectHashMap::new));
 
         this.composite = namespaceGenerator.generate(binding, openapis, asyncapis, openapiSchemaIdsByApiId::get);
-        this.composite.readURL = binding.readURL;
+        this.composite.readLocation = binding.readLocation;
         attach.accept(this.composite);
 
         BindingConfig mappingBinding = composite.bindings.stream()

runtime/binding-openapi/src/main/java/io/aklivity/zilla/runtime/binding/openapi/internal/config/OpenapiBindingConfig.java

@@ -138,7 +138,7 @@ public void attach(
         for (OpenapiNamespaceConfig namespaceConfig : namespaceConfigs.values())
         {
             final NamespaceConfig composite = namespaceGenerator.generate(binding, namespaceConfig);
-            composite.readURL = binding.readURL;
+            composite.readLocation = binding.readLocation;
             attach.accept(composite);
             namespaceConfig.configs.forEach(c ->
             {

runtime/binding-tls/src/test/java/io/aklivity/zilla/runtime/binding/tls/internal/bench/TlsWorker.java

@@ -18,12 +18,10 @@
 import static io.aklivity.zilla.runtime.engine.internal.stream.StreamId.isInitial;
 import static java.lang.ThreadLocal.withInitial;
 import static java.nio.charset.StandardCharsets.UTF_8;
-import static org.agrona.LangUtil.rethrowUnchecked;
 
 import java.net.InetAddress;
-import java.net.MalformedURLException;
-import java.net.URL;
 import java.nio.channels.SelectableChannel;
+import java.nio.file.Path;
 import java.time.Clock;
 import java.util.function.IntConsumer;
 import java.util.function.LongSupplier;
@@ -85,7 +83,7 @@ public class TlsWorker implements EngineContext
     private final BindingFactory factory;
     private final VaultFactory vaultFactory;
     private final Configuration config;
-    private final URL configURL;
+    private final Path configPath;
 
     private final TlsSignaler signaler;
 
@@ -105,7 +103,7 @@ public TlsWorker(
                 .readonly(false)
                 .build()
                 .bufferPool();
-        this.configURL = config.configURL();
+        this.configPath = config.configPath();
 
         this.signaler = new TlsSignaler();
 
@@ -387,19 +385,10 @@ public ConverterHandler supplyWriteConverter(
     }
 
     @Override
-    public URL resolvePath(
-        String path)
+    public Path resolvePath(
+        String location)
     {
-        URL resolved = null;
-        try
-        {
-            resolved = new URL(configURL, path);
-        }
-        catch (MalformedURLException ex)
-        {
-            rethrowUnchecked(ex);
-        }
-        return resolved;
+        return configPath.resolveSibling(location);
     }
 
     @Override

runtime/catalog-filesystem/src/main/java/io/aklivity/zilla/runtime/catalog/filesystem/internal/FilesystemCatalogHandler.java

@@ -15,7 +15,8 @@
 package io.aklivity.zilla.runtime.catalog.filesystem.internal;
 
 import java.io.InputStream;
-import java.net.URL;
+import java.nio.file.Files;
+import java.nio.file.Path;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
@@ -34,7 +35,7 @@ public class FilesystemCatalogHandler implements CatalogHandler
     private final CRC32C crc32c;
     private final FilesystemEventContext event;
     private final long catalogId;
-    private final Function<String, URL> resolvePath;
+    private final Function<String, Path> resolvePath;
 
     public FilesystemCatalogHandler(
         FilesystemOptionsConfig config,
@@ -72,8 +73,8 @@ private void registerSchema(
         {
             try
             {
-                URL storeURL = resolvePath.apply(config.path);
-                try (InputStream input = storeURL.openStream())
+                Path storePath = resolvePath.apply(config.path);
+                try (InputStream input = Files.newInputStream(storePath))
                 {
                     String schema = new String(input.readAllBytes());
                     int schemaId = generateCRC32C(schema);

runtime/catalog-filesystem/src/test/java/io/aklivity/zilla/runtime/catalog/filesystem/internal/FilesystemCatalogFactoryTest.java

@@ -21,6 +21,7 @@
 import static org.mockito.Mockito.mock;
 
 import java.net.URL;
+import java.nio.file.Path;
 
 import org.junit.Test;
 import org.mockito.Mockito;
@@ -38,7 +39,7 @@
 public class FilesystemCatalogFactoryTest
 {
     @Test
-    public void shouldLoadAndCreate()
+    public void shouldLoadAndCreate() throws Exception
     {
         Configuration config = new Configuration();
         CatalogFactory factory = CatalogFactory.instantiate();
@@ -50,7 +51,8 @@ public void shouldLoadAndCreate()
         EngineContext engineContext = mock(EngineContext.class);
         URL url = FilesystemCatalogFactoryTest.class
             .getResource("../../../../specs/catalog/filesystem/config/asyncapi/mqtt.yaml");
-        Mockito.doReturn(url).when(engineContext).resolvePath("asyncapi/mqtt.yaml");
+        Path path = Path.of(url.toURI());
+        Mockito.doReturn(path).when(engineContext).resolvePath("asyncapi/mqtt.yaml");
 
         CatalogContext context = catalog.supply(engineContext);
         assertThat(context, instanceOf(FilesystemCatalogContext.class));

runtime/catalog-filesystem/src/test/java/io/aklivity/zilla/runtime/catalog/filesystem/internal/FilesystemIT.java

@@ -22,6 +22,7 @@
 import static org.mockito.Mockito.mock;
 
 import java.net.URL;
+import java.nio.file.Path;
 
 import org.agrona.DirectBuffer;
 import org.agrona.concurrent.UnsafeBuffer;
@@ -41,13 +42,14 @@ public class FilesystemIT
     private EngineContext context = mock(EngineContext.class);
 
     @Before
-    public void setup()
+    public void setup() throws Exception
     {
         config = new FilesystemOptionsConfig(singletonList(
             new FilesystemSchemaConfig("subject1", "asyncapi/mqtt.yaml")));
 
         URL url = FilesystemIT.class.getResource("../../../../specs/catalog/filesystem/config/asyncapi/mqtt.yaml");
-        Mockito.doReturn(url).when(context).resolvePath("asyncapi/mqtt.yaml");
+        Path path = Path.of(url.toURI());
+        Mockito.doReturn(path).when(context).resolvePath("asyncapi/mqtt.yaml");
     }
 
     @Test

runtime/engine/src/main/java/io/aklivity/zilla/runtime/engine/Engine.java

@@ -16,14 +16,13 @@
 package io.aklivity.zilla.runtime.engine;
 
 import static io.aklivity.zilla.runtime.engine.internal.layouts.metrics.HistogramsLayout.BUCKETS;
-import static java.nio.charset.StandardCharsets.UTF_8;
 import static java.util.concurrent.Executors.newFixedThreadPool;
 import static java.util.stream.Collectors.toList;
 import static org.agrona.LangUtil.rethrowUnchecked;
 
-import java.io.InputStream;
 import java.net.URL;
-import java.net.URLConnection;
+import java.nio.file.Files;
+import java.nio.file.Path;
 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.List;
@@ -80,7 +79,7 @@ public final class Engine implements Collector, AutoCloseable
     private final AtomicInteger nextTaskId;
     private final ThreadFactory factory;
 
-    private final URL configURL;
+    private final Path configPath;
     private final List<EngineWorker> workers;
     private final boolean readonly;
     private final EngineConfiguration config;
@@ -149,7 +148,7 @@ public final class Engine implements Collector, AutoCloseable
         for (int workerIndex = 0; workerIndex < workerCount; workerIndex++)
         {
             EngineWorker worker =
-                new EngineWorker(config, tasks, labels, errorHandler, tuning::affinity, bindings, exporters,
+                new EngineWorker(config, tasks, labels, errorHandler, tuning::affinity, this::resolvePath, bindings, exporters,
                     guards, vaults, catalogs, models, metricGroups, this, this::supplyEventReader,
                     eventFormatterFactory, workerIndex, readonly, this::process);
             workers.add(worker);
@@ -178,7 +177,7 @@ public final class Engine implements Collector, AutoCloseable
         final Map<String, Guard> guardsByType = guards.stream()
             .collect(Collectors.toMap(g -> g.name(), g -> g));
 
-        this.configURL = config.configURL();
+        this.configPath = config.configPath();
         EngineManager manager = new EngineManager(
             schemaTypes,
             bindingsByType::get,
@@ -192,8 +191,9 @@ public final class Engine implements Collector, AutoCloseable
             context,
             config,
             extensions,
-            this.configURL,
-            this::readURL);
+            this.configPath,
+            this::readPath,
+            this::readLocation);
 
         this.bindings = bindings;
         this.tasks = tasks;
@@ -285,18 +285,13 @@ public static EngineBuilder builder()
         return new EngineBuilder();
     }
 
-    private String readURL(
-        String location)
+    private String readPath(
+        Path path)
     {
         String result;
         try
         {
-            URL url = new URL(configURL, location);
-            URLConnection connection = url.openConnection();
-            try (InputStream input = connection.getInputStream())
-            {
-                result = new String(input.readAllBytes(), UTF_8);
-            }
+            result = Files.readString(path);
         }
         catch (Exception ex)
         {
@@ -305,6 +300,18 @@ private String readURL(
         return result;
     }
 
+    public Path resolvePath(
+        String location)
+    {
+        return configPath.resolveSibling(location);
+    }
+
+    private String readLocation(
+        String location)
+    {
+        return readPath(resolvePath(location));
+    }
+
     private Thread newTaskThread(
         Runnable r)
     {

runtime/engine/src/main/java/io/aklivity/zilla/runtime/engine/EngineConfiguration.java

@@ -18,6 +18,7 @@
 import static java.util.concurrent.TimeUnit.MILLISECONDS;
 import static java.util.concurrent.TimeUnit.NANOSECONDS;
 import static java.util.concurrent.TimeUnit.SECONDS;
+import static org.agrona.LangUtil.rethrowUnchecked;
 
 import java.lang.invoke.MethodHandle;
 import java.lang.invoke.MethodHandles;
@@ -146,6 +147,34 @@ public URL configURL()
         return ENGINE_CONFIG_URL.get(this);
     }
 
+    public Path configPath()
+    {
+        Path configPath = null;
+        try
+        {
+            URI configUri = configURL().toURI();
+            if ("file".equals(configUri.getScheme()) && !Path.of(configUri.getSchemeSpecificPart()).isAbsolute())
+            {
+                // this works for relative file e.g. file:zilla.yaml
+                Path basePath = Path.of("").toAbsolutePath();
+                configPath = basePath.resolve(configUri.getSchemeSpecificPart());
+            }
+            else
+            {
+                // this works for absolute file e.g. file:/path/dir/zilla.yaml
+                // this works for http e.g. http://localhost:7115/zilla.yaml
+                // this works for jar e.g. jar:file:/path/engine.jar!/package/zilla.yaml
+                // (the jar filesystem is opened and closed by EngineRule)
+                configPath = Path.of(configUri);
+            }
+        }
+        catch (Exception ex)
+        {
+            rethrowUnchecked(ex);
+        }
+        return configPath;
+    }
+
     public int configPollIntervalSeconds()
     {
         return ENGINE_CONFIG_POLL_INTERVAL_SECONDS.getAsInt(this);

runtime/engine/src/main/java/io/aklivity/zilla/runtime/engine/EngineContext.java

@@ -16,8 +16,8 @@
 package io.aklivity.zilla.runtime.engine;
 
 import java.net.InetAddress;
-import java.net.URL;
 import java.nio.channels.SelectableChannel;
+import java.nio.file.Path;
 import java.time.Clock;
 import java.util.function.LongSupplier;
 
@@ -157,8 +157,8 @@ ConverterHandler supplyReadConverter(
     ConverterHandler supplyWriteConverter(
         ModelConfig config);
 
-    URL resolvePath(
-        String path);
+    Path resolvePath(
+        String location);
 
     Metric resolveMetric(
         String name);

runtime/engine/src/main/java/io/aklivity/zilla/runtime/engine/config/BindingConfig.java

@@ -27,7 +27,7 @@ public class BindingConfig
     public transient long id;
     public transient long entryId;
     public transient ToLongFunction<String> resolveId;
-    public transient Function<String, String> readURL;
+    public transient Function<String, String> readLocation;
 
     public transient long vaultId;
     public transient String qvault;