]> nmode's Git Repositories - signal-cli/blobdiff - src/main/java/org/asamk/signal/commands/JsonRpcDispatcherCommand.java
Implement socket/tcp for daemon command
[signal-cli] / src / main / java / org / asamk / signal / commands / JsonRpcDispatcherCommand.java
index 2a95a8803319e9d0db2aa7269e6d015f71d945fa..f5a4d011e6bc485ef3d4d3101dbf35ab220a2f97 100644 (file)
@@ -1,47 +1,27 @@
 package org.asamk.signal.commands;
 
-import com.fasterxml.jackson.core.TreeNode;
-import com.fasterxml.jackson.databind.JsonMappingException;
-import com.fasterxml.jackson.databind.JsonNode;
-import com.fasterxml.jackson.databind.ObjectMapper;
-import com.fasterxml.jackson.databind.node.ContainerNode;
-
 import net.sourceforge.argparse4j.impl.Arguments;
 import net.sourceforge.argparse4j.inf.Namespace;
 import net.sourceforge.argparse4j.inf.Subparser;
 
-import org.asamk.signal.JsonReceiveMessageHandler;
 import org.asamk.signal.JsonWriter;
 import org.asamk.signal.OutputType;
 import org.asamk.signal.OutputWriter;
 import org.asamk.signal.commands.exceptions.CommandException;
-import org.asamk.signal.commands.exceptions.IOErrorException;
-import org.asamk.signal.commands.exceptions.UntrustedKeyErrorException;
-import org.asamk.signal.commands.exceptions.UserErrorException;
-import org.asamk.signal.jsonrpc.JsonRpcException;
-import org.asamk.signal.jsonrpc.JsonRpcReader;
-import org.asamk.signal.jsonrpc.JsonRpcRequest;
-import org.asamk.signal.jsonrpc.JsonRpcResponse;
-import org.asamk.signal.jsonrpc.JsonRpcSender;
+import org.asamk.signal.jsonrpc.SignalJsonRpcDispatcherHandler;
 import org.asamk.signal.manager.Manager;
-import org.asamk.signal.util.Util;
+import org.asamk.signal.util.IOUtils;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-import java.io.BufferedReader;
-import java.io.IOException;
 import java.io.InputStreamReader;
 import java.util.List;
-import java.util.Map;
+import java.util.function.Supplier;
 
 public class JsonRpcDispatcherCommand implements LocalCommand {
 
     private final static Logger logger = LoggerFactory.getLogger(JsonRpcDispatcherCommand.class);
 
-    private static final int USER_ERROR = -1;
-    private static final int IO_ERROR = -3;
-    private static final int UNTRUSTED_KEY_ERROR = -4;
-
     @Override
     public String getName() {
         return "jsonRpc";
@@ -67,121 +47,10 @@ public class JsonRpcDispatcherCommand implements LocalCommand {
         final boolean ignoreAttachments = Boolean.TRUE.equals(ns.getBoolean("ignore-attachments"));
         m.setIgnoreAttachments(ignoreAttachments);
 
-        final var objectMapper = Util.createJsonObjectMapper();
-        final var jsonRpcSender = new JsonRpcSender((JsonWriter) outputWriter);
-
-        final var receiveThread = receiveMessages(s -> jsonRpcSender.sendRequest(JsonRpcRequest.forNotification(
-                "receive",
-                objectMapper.valueToTree(s),
-                null)), m);
-
-        // Maybe this should be handled inside the Manager
-        while (!m.hasCaughtUpWithOldMessages()) {
-            try {
-                synchronized (m) {
-                    m.wait();
-                }
-            } catch (InterruptedException ignored) {
-            }
-        }
-
-        final BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
-
-        final var jsonRpcReader = new JsonRpcReader(jsonRpcSender, () -> {
-            try {
-                return reader.readLine();
-            } catch (IOException e) {
-                throw new AssertionError(e);
-            }
-        });
-        jsonRpcReader.readRequests((method, params) -> handleRequest(m, objectMapper, method, params),
-                response -> logger.debug("Received unexpected response for id {}", response.getId()));
-
-        receiveThread.interrupt();
-        try {
-            receiveThread.join();
-        } catch (InterruptedException ignored) {
-        }
-    }
-
-    private JsonNode handleRequest(
-            final Manager m, final ObjectMapper objectMapper, final String method, ContainerNode<?> params
-    ) throws JsonRpcException {
-        final Object[] result = {null};
-        final JsonWriter commandOutputWriter = s -> {
-            if (result[0] != null) {
-                throw new AssertionError("Command may only write one json result");
-            }
-
-            result[0] = s;
-        };
-
-        var command = Commands.getCommand(method);
-        if (!(command instanceof JsonRpcCommand)) {
-            throw new JsonRpcException(new JsonRpcResponse.Error(JsonRpcResponse.Error.METHOD_NOT_FOUND,
-                    "Method not implemented",
-                    null));
-        }
-
-        try {
-            parseParamsAndRunCommand(m, objectMapper, params, commandOutputWriter, (JsonRpcCommand<?>) command);
-        } catch (JsonMappingException e) {
-            throw new JsonRpcException(new JsonRpcResponse.Error(JsonRpcResponse.Error.INVALID_REQUEST,
-                    e.getMessage(),
-                    null));
-        } catch (UserErrorException e) {
-            throw new JsonRpcException(new JsonRpcResponse.Error(USER_ERROR, e.getMessage(), null));
-        } catch (IOErrorException e) {
-            throw new JsonRpcException(new JsonRpcResponse.Error(IO_ERROR, e.getMessage(), null));
-        } catch (UntrustedKeyErrorException e) {
-            throw new JsonRpcException(new JsonRpcResponse.Error(UNTRUSTED_KEY_ERROR, e.getMessage(), null));
-        } catch (Throwable e) {
-            logger.error("Command execution failed", e);
-            throw new JsonRpcException(new JsonRpcResponse.Error(JsonRpcResponse.Error.INTERNAL_ERROR,
-                    e.getMessage(),
-                    null));
-        }
-
-        Object output = result[0] == null ? Map.of() : result[0];
-        return objectMapper.valueToTree(output);
-    }
-
-    private <T> void parseParamsAndRunCommand(
-            final Manager m,
-            final ObjectMapper objectMapper,
-            final TreeNode params,
-            final OutputWriter outputWriter,
-            final JsonRpcCommand<T> command
-    ) throws CommandException, JsonMappingException {
-        T requestParams = null;
-        final var requestType = command.getRequestType();
-        if (params != null && requestType != null) {
-            try {
-                requestParams = objectMapper.readValue(objectMapper.treeAsTokens(params), requestType);
-            } catch (JsonMappingException e) {
-                throw e;
-            } catch (IOException e) {
-                throw new AssertionError(e);
-            }
-        }
-        command.handleCommand(requestParams, m, outputWriter);
-    }
-
-    private Thread receiveMessages(JsonWriter jsonWriter, Manager m) {
-        final var thread = new Thread(() -> {
-            while (!Thread.interrupted()) {
-                try {
-                    final var receiveMessageHandler = new JsonReceiveMessageHandler(m, jsonWriter);
-                    m.receiveMessages(receiveMessageHandler);
-                    break;
-                } catch (IOException e) {
-                    logger.warn("Receiving messages failed, retrying", e);
-                }
-            }
-        });
-
-        thread.start();
+        final var jsonOutputWriter = (JsonWriter) outputWriter;
+        final Supplier<String> lineSupplier = IOUtils.getLineSupplier(new InputStreamReader(System.in));
 
-        return thread;
+        final var handler = new SignalJsonRpcDispatcherHandler(jsonOutputWriter, lineSupplier, false);
+        handler.handleConnection(m);
     }
 }