Refactor core

CMakeLists.txt

@@ -49,11 +49,14 @@ add_library(lantern STATIC
     src/core/client_sync.c
     src/core/client_sync_blocks.c
     src/core/client_sync_votes.c
-    src/core/client_utils.c
-    src/core/client_validator.c
-    src/genesis/genesis.c
-    src/encoding/snappy.c
-    src/networking/enr.c
+	    src/core/client_utils.c
+		    src/core/client_validator.c
+		    src/genesis/genesis.c
+		    src/genesis/genesis_parse.c
+		    src/genesis/genesis_parse_registry.c
+		    src/genesis/genesis_validator_config.c
+		    src/encoding/snappy.c
+	    src/networking/enr.c
     src/networking/gossip.c
     src/networking/gossipsub_service.c
     src/networking/gossip_payloads.c

Dockerfile

@@ -84,13 +84,19 @@ FROM ubuntu:22.04
 
 ENV DEBIAN_FRONTEND=noninteractive
 
-# Install runtime dependencies
+# Set to "true" to include gdb and perf for debugging/profiling
+ARG INCLUDE_DEBUG_TOOLS=false
+
+# Install runtime dependencies (and optionally profiling tools)
 RUN apt-get update && apt-get install -y --no-install-recommends \
         ca-certificates \
-        gdb \
         libssl3 \
         libstdc++6 \
         zlib1g \
+    && if [ "$INCLUDE_DEBUG_TOOLS" = "true" ]; then \
+        apt-get install -y --no-install-recommends gdb linux-tools-generic \
+        && ln -sf /usr/lib/linux-tools/*/perf /usr/local/bin/perf || true; \
+    fi \
     && rm -rf /var/lib/apt/lists/*
 
 COPY --from=builder /opt/lantern /opt/lantern

include/lantern/networking/reqresp_service.h

@@ -26,6 +26,27 @@
 #define LANTERN_REQRESP_RESPONSE_INVALID_REQUEST 2u
 #define LANTERN_REQRESP_RESPONSE_SERVER_ERROR 3u
 
+/**
+ * Reqresp service error codes.
+ *
+ * Functions return 0 on success and a negative value on failure.
+ *
+ * When a function also provides an `out_err` parameter, `out_err` contains the
+ * underlying libp2p error code or `-errno` value for debugging.
+ */
+typedef enum
+{
+    LANTERN_REQRESP_OK = 0,
+    LANTERN_REQRESP_ERR_INVALID_PARAM = -1000,
+    LANTERN_REQRESP_ERR_SET_DEADLINE = -1001,
+    LANTERN_REQRESP_ERR_SET_READ_INTEREST = -1002,
+    LANTERN_REQRESP_ERR_STREAM_READ = -1003,
+    LANTERN_REQRESP_ERR_STREAM_WRITE = -1004,
+    LANTERN_REQRESP_ERR_VARINT_HEADER_TOO_LONG = -1005,
+    LANTERN_REQRESP_ERR_PAYLOAD_TOO_LARGE = -1006,
+    LANTERN_REQRESP_ERR_ALLOC = -1007,
+} lantern_reqresp_error;
+
 enum lantern_reqresp_protocol_kind {
     LANTERN_REQRESP_PROTOCOL_STATUS = 0,
     LANTERN_REQRESP_PROTOCOL_BLOCKS_BY_ROOT = 1,

src/core/client.c

@@ -1190,7 +1190,7 @@ static lantern_client_error client_setup_validators(
         return LANTERN_CLIENT_ERR_CONFIG;
     }
 
-    if (configure_hash_sig_sources(client, options) != 0)
+    if (lantern_client_configure_hash_sig_sources(client, options) != 0)
     {
         lantern_log_error(
             "client",
@@ -1241,7 +1241,7 @@ static lantern_client_error client_setup_validators(
         return LANTERN_CLIENT_ERR_VALIDATOR;
     }
 
-    if (load_hash_sig_keys(client) != 0)
+    if (lantern_client_load_hash_sig_keys(client) != 0)
     {
         return LANTERN_CLIENT_ERR_VALIDATOR;
     }
@@ -1529,7 +1529,7 @@ static void shutdown_validator_and_keys(struct lantern_client *client)
     stop_validator_service(client);
     stop_ping_service(client);
     stop_peer_dialer(client);
-    free_hash_sig_pubkeys(client);
+    lantern_client_free_hash_sig_pubkeys(client);
     free(client->hash_sig_key_dir);
     client->hash_sig_key_dir = NULL;
     free(client->hash_sig_public_template);
@@ -1842,7 +1842,7 @@ static void shutdown_state_and_runtime(struct lantern_client *client)
     }
     lantern_fork_choice_reset(&client->fork_choice);
     client->has_fork_choice = false;
-    reset_local_validators(client);
+    lantern_client_reset_local_validators(client);
     lantern_validator_assignment_reset(&client->validator_assignment);
     client->has_validator_assignment = false;
     lantern_consensus_runtime_reset(&client->runtime);