impl: logging support

.bazelrc

@@ -25,13 +25,15 @@ build --tool_java_language_version=17
 build --java_runtime_version=remotejdk_17
 build --tool_java_runtime_version=remotejdk_17
 
+build --@score_baselibs_rust//src/log:safety_level=qm
 build --@score_baselibs//score/json:base_library=nlohmann
-build --@score_baselibs//score/mw/log/flags:KRemote_Logging=False
+build --@score_logging//score/mw/log/flags:KRemote_Logging=False
 
 # Clippy linting (enabled by default)
 build --aspects=@score_rust_policies//clippy:linters.bzl%clippy_strict
 build --output_groups=+rules_lint_human
 build:lint --@aspect_rules_lint//lint:fail_on_violation=true
+build:lint --extra_toolchains=@score_toolchains_rust//toolchains/ferrocene:ferrocene_x86_64_unknown_linux_gnu
 
 test --test_output=errors
 

Cargo.toml

@@ -15,6 +15,10 @@ edition = "2021"
 [workspace.dependencies]
 rust_kvs = { path = "src/rust/rust_kvs" }
 rust_kvs_tool = { path = "src/rust/rust_kvs_tool" }
+score_log = { git = "https://github.com/eclipse-score/baselibs_rust.git", tag = "v0.1.0", features = [
+    "qm",
+] }
+stdout_logger = { git = "https://github.com/eclipse-score/baselibs_rust.git", tag = "v0.1.0" }
 
 adler32 = "1.2.0"
 tinyjson = "2.5.1"

MODULE.bazel

@@ -65,6 +65,7 @@ bazel_dep(name = "platforms", version = "1.0.0")
 
 ## S-CORE bazel registry
 bazel_dep(name = "score_baselibs", version = "0.2.4")
+bazel_dep(name = "score_baselibs_rust", version = "0.1.0")
 bazel_dep(name = "score_bazel_platforms", version = "0.0.4")
 bazel_dep(name = "score_docs_as_code", version = "3.0.0")
 
@@ -73,6 +74,15 @@ bazel_dep(name = "score_process", version = "1.4.3", dev_dependency = True)
 
 bazel_dep(name = "score_python_basics", version = "0.3.4")
 bazel_dep(name = "score_tooling", version = "1.1.0")
+bazel_dep(name = "score_logging", version = "0.1.0")
+
+# TODO: remove once inherited properly from `score_logging`.
+bazel_dep(name = "trlc", version = "0.0.0", dev_dependency = True)
+git_override(
+    module_name = "trlc",
+    commit = "650b51a47264a4f232b3341f473527710fc32669",  # trlc-2.0.2 release
+    remote = "https://github.com/bmw-software-engineering/trlc.git",
+)
 
 # ToDo: implicit dependencies for score_tooling, but needed directly here??
 bazel_dep(name = "aspect_rules_lint", version = "2.0.0")

src/rust/rust_kvs/BUILD

@@ -17,6 +17,7 @@ rust_library(
     srcs = glob(["src/**/*.rs"]),
     visibility = ["//visibility:public"],
     deps = [
+        "@score_baselibs_rust//src/log/score_log",
         "@score_crates//:adler32",
         "@score_crates//:tinyjson",
     ],

src/rust/rust_kvs/Cargo.toml

@@ -7,6 +7,7 @@ edition.workspace = true
 [dependencies]
 adler32.workspace = true
 tinyjson.workspace = true
+score_log.workspace = true
 
 
 [dev-dependencies]

src/rust/rust_kvs/examples/migration.rs

@@ -14,10 +14,11 @@
 //! Example for migrations between backends.
 
 use rust_kvs::prelude::*;
+use score_log::ScoreDebug;
 
 /// Example custom backend.
 /// Returns some data on `load_kvs`.
-#[derive(PartialEq)]
+#[derive(PartialEq, ScoreDebug)]
 struct FromBackend;
 
 impl KvsBackend for FromBackend {
@@ -51,7 +52,7 @@ impl KvsBackend for FromBackend {
 
 /// Example custom backend.
 /// Prints provided data to stdout.
-#[derive(PartialEq)]
+#[derive(PartialEq, ScoreDebug)]
 struct ToBackend;
 
 impl KvsBackend for ToBackend {

src/rust/rust_kvs/src/error_code.rs

@@ -12,11 +12,12 @@
 // *******************************************************************************
 extern crate alloc;
 
+use crate::log::{error, ScoreDebug};
 use alloc::string::FromUtf8Error;
 use core::array::TryFromSliceError;
 
 /// Runtime Error Codes
-#[derive(Debug, PartialEq)]
+#[derive(Debug, PartialEq, ScoreDebug)]
 pub enum ErrorCode {
     /// Error that was not yet mapped
     UnmappedError,
@@ -94,7 +95,7 @@ impl From<std::io::Error> for ErrorCode {
         match kind {
             std::io::ErrorKind::NotFound => ErrorCode::FileNotFound,
             _ => {
-                eprintln!("error: unmapped error: {kind}");
+                error!("Unmapped IO error: {:?}", kind.to_string());
                 ErrorCode::UnmappedError
             },
         }
@@ -103,21 +104,21 @@ impl From<std::io::Error> for ErrorCode {
 
 impl From<FromUtf8Error> for ErrorCode {
     fn from(cause: FromUtf8Error) -> Self {
-        eprintln!("error: UTF-8 conversion failed: {cause:#?}");
+        error!("Conversion from UTF-8 failed: {:#?}", cause);
         ErrorCode::ConversionFailed
     }
 }
 
 impl From<TryFromSliceError> for ErrorCode {
     fn from(cause: TryFromSliceError) -> Self {
-        eprintln!("error: try_into from slice failed: {cause:#?}");
+        error!("Conversion from slice failed: {:#?}", cause);
         ErrorCode::ConversionFailed
     }
 }
 
 impl From<Vec<u8>> for ErrorCode {
     fn from(cause: Vec<u8>) -> Self {
-        eprintln!("error: try_into from u8 vector failed: {cause:#?}");
+        error!("Conversion from vector of u8 failed: {:#?}", cause);
         ErrorCode::ConversionFailed
     }
 }