update for latest micro logger changes

Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>

.github/workflows/build.yml

@@ -34,7 +34,7 @@ jobs:
       - name: checkout
         uses: actions/checkout@v3
       - name: lint
-        uses: golangci/golangci-lint-action@v3.3.1
+        uses: golangci/golangci-lint-action@v3.4.0
         continue-on-error: true
         with:
           # Required: the version of golangci-lint is required and must be specified without patch version: we always use the latest patch version.

.github/workflows/dependabot-automerge.yml

@@ -15,7 +15,7 @@ jobs:
     steps:
       - name: metadata
         id: metadata
-        uses: dependabot/fetch-metadata@v1.3.5
+        uses: dependabot/fetch-metadata@v1.3.6
         with:
           github-token: "${{ secrets.TOKEN }}"
       - name: merge

.github/workflows/pr.yml

@@ -34,7 +34,7 @@ jobs:
       - name: checkout
         uses: actions/checkout@v3
       - name: lint
-        uses: golangci/golangci-lint-action@v3.3.1
+        uses: golangci/golangci-lint-action@v3.4.0
         continue-on-error: true
         with:
           # Required: the version of golangci-lint is required and must be specified without patch version: we always use the latest patch version.

README.md

@@ -3,7 +3,7 @@
 Example for For postgres 
 
 ```go
-package postgres
+package storage
 
 import (
 	"fmt"
@@ -38,15 +38,26 @@ func Connect(cfg *PostgresConfig) (*sqlx.DB, error) {
 		"application_name":            cfg.AppName,
 	}
 	// may be needed for pbbouncer, needs to check
-	//dbConf.PreferSimpleProtocol = true
+	// dbConf.PreferSimpleProtocol = true
 	// register pgx conn
 	dsn := stdlib.RegisterConnConfig(dbConf)
 
 
-  sql.Register("micro-wrapper-sql", wrapper.WrapDriver(
-    &stdlib.Driver{}, 
-    wrapper.Tracer(some.NewTracer()),
-  ))
+  wrapper.DefaultMeterStatsInterval = 1 * time.Second
+	logger.DefaultLogger = logger.NewLogger(logger.WithLevel(logger.DebugLevel))
+
+	if err := logger.DefaultLogger.Init(); err != nil {
+		t.Fatal(err)
+	}
+
+  // for postgres user stdlib.GetDefaultDriver() or it fails
+	sql.Register("micro-wrapper-sql", wrapper.NewWrapper(&sqlite.Driver{},
+		wrapper.DatabaseHost("localhost"),
+		wrapper.DatabaseName("mydb"),
+		wrapper.LoggerLevel(logger.DebugLevel),
+		wrapper.LoggerEnabled(true),
+	))
+
   wdb, err := sql.Open("micro-wrapper-sql", dsn)
 	if err != nil {
 		return nil, err

common.go

@@ -4,10 +4,10 @@ import (
 	"database/sql/driver"
 	"errors"
 	"fmt"
+	"runtime"
 )
 
-// ErrUnsupported is an error returned when the underlying driver doesn't provide a given function.
-var ErrUnsupported = errors.New("operation unsupported by the underlying driver")
+//go:generate sh -c "go run gen.go > wrap_gen.go"
 
 // namedValueToValue converts driver arguments of NamedValue format to Value format. Implemented in the same way as in
 // database/sql ctxutil.go.
@@ -24,7 +24,7 @@ func namedValueToValue(named []driver.NamedValue) ([]driver.Value, error) {
 
 // namedValueToLabels convert driver arguments to interface{} slice
 func namedValueToLabels(named []driver.NamedValue) []interface{} {
-	largs := make([]interface{}, len(named)*2)
+	largs := make([]interface{}, 0, len(named)*2)
 	var name string
 	for _, param := range named {
 		if param.Name != "" {
@@ -32,8 +32,20 @@ func namedValueToLabels(named []driver.NamedValue) []interface{} {
 		} else {
 			name = fmt.Sprintf("$%d", param.Ordinal)
 		}
-
-		largs = append(largs, name, param.Value)
+		largs = append(largs, fmt.Sprintf("%s=%v", name, param.Value))
 	}
 	return largs
 }
+
+// getCallerName get the name of the function A where A() -> B() -> GetFunctionCallerName()
+func getCallerName() string {
+	pc, _, _, ok := runtime.Caller(3)
+	details := runtime.FuncForPC(pc)
+	var callerName string
+	if ok && details != nil {
+		callerName = details.Name()
+	} else {
+		callerName = labelUnknown
+	}
+	return callerName
+}

conn.go

@@ -5,44 +5,45 @@ import (
 	"database/sql/driver"
 	"fmt"
 	"time"
+
+	requestid "go.unistack.org/micro-wrapper-requestid/v3"
+	"go.unistack.org/micro/v3/tracer"
+)
+
+var (
+	_ driver.Conn               = (*wrapperConn)(nil)
+	_ driver.ConnBeginTx        = (*wrapperConn)(nil)
+	_ driver.ConnPrepareContext = (*wrapperConn)(nil)
+	_ driver.Pinger             = (*wrapperConn)(nil)
+	_ driver.Validator          = (*wrapperConn)(nil)
+	_ driver.Queryer            = (*wrapperConn)(nil) // nolint:staticcheck
+	_ driver.QueryerContext     = (*wrapperConn)(nil)
+	_ driver.Execer             = (*wrapperConn)(nil) // nolint:staticcheck
+	_ driver.ExecerContext      = (*wrapperConn)(nil)
+	//	_ driver.Connector
+	//	_ driver.Driver
+	//	_ driver.DriverContext
 )
 
 // wrapperConn defines a wrapper for driver.Conn
 type wrapperConn struct {
-	conn driver.Conn
-	opts Options
-}
-
-// Prepare implements driver.Conn Prepare
-func (w *wrapperConn) Prepare(query string) (driver.Stmt, error) {
-	labels := []string{labelMethod, "Prepare", labelQuery, labelUnknown}
-	ts := time.Now()
-	stmt, err := w.conn.Prepare(query)
-	td := time.Since(ts)
-	te := td.Seconds()
-	if err != nil {
-		w.opts.Meter.Counter(meterRequestTotal, append(labels, labelStatus, labelFailure)...).Inc()
-		w.opts.Meter.Summary(meterRequestLatencyMicroseconds, labels...).Update(te)
-		w.opts.Meter.Histogram(meterRequestDurationSeconds, labels...).Update(te)
-
-		if w.opts.LoggerEnabled {
-			w.opts.Logger.Fields(w.opts.LoggerObserver(context.TODO(), "Prepare", labelUnknown, td, err)...).Log(context.TODO(), w.opts.LoggerLevel)
-		}
-		return nil, err
-	}
-	w.opts.Meter.Counter(meterRequestTotal, append(labels, labelStatus, labelSuccess)...).Inc()
-	w.opts.Meter.Summary(meterRequestLatencyMicroseconds, labels...).Update(te)
-	w.opts.Meter.Histogram(meterRequestDurationSeconds, labels...).Update(te)
-
-	if w.opts.LoggerEnabled {
-		w.opts.Logger.Fields(w.opts.LoggerObserver(context.TODO(), "QueryContext", labelUnknown, td, err)...).Log(context.TODO(), w.opts.LoggerLevel)
-	}
-
-	return &wrapperStmt{stmt: stmt, opts: w.opts}, nil
+	d     *wrapperDriver
+	dname string
+	conn  driver.Conn
+	opts  Options
+	ctx   context.Context
+	span  tracer.Span
 }
 
 // Close implements driver.Conn Close
 func (w *wrapperConn) Close() error {
+	var ctx context.Context
+	if w.ctx != nil {
+		ctx = w.ctx
+	} else {
+		ctx = context.Background()
+	}
+	_ = ctx
 	labels := []string{labelMethod, "Close"}
 	ts := time.Now()
 	err := w.conn.Close()
@@ -55,129 +56,101 @@ func (w *wrapperConn) Close() error {
 	}
 	w.opts.Meter.Summary(meterRequestLatencyMicroseconds, labels...).Update(te)
 	w.opts.Meter.Histogram(meterRequestDurationSeconds, labels...).Update(te)
-
-	if w.opts.LoggerEnabled {
-		w.opts.Logger.Fields(w.opts.LoggerObserver(context.TODO(), "QueryContext", labelUnknown, td, err)...).Log(context.TODO(), w.opts.LoggerLevel)
-	}
-
+	/*
+		if w.opts.LoggerEnabled && w.opts.Logger.V(w.opts.LoggerLevel) {
+			w.opts.Logger.Log(ctx, w.opts.LoggerLevel, w.opts.LoggerObserver(ctx, "Close", getCallerName(), td, err)...)
+		}
+	*/
 	return err
 }
 
 // Begin implements driver.Conn Begin
 func (w *wrapperConn) Begin() (driver.Tx, error) {
+	var ctx context.Context
+	if w.ctx != nil {
+		ctx = w.ctx
+	} else {
+		ctx = context.Background()
+	}
+
 	labels := []string{labelMethod, "Begin"}
 	ts := time.Now()
-	// nolint:staticcheck
-	tx, err := w.conn.Begin()
+	tx, err := w.conn.Begin() // nolint:staticcheck
 	td := time.Since(ts)
 	te := td.Seconds()
 	if err != nil {
 		w.opts.Meter.Counter(meterRequestTotal, append(labels, labelStatus, labelFailure)...).Inc()
 		w.opts.Meter.Summary(meterRequestLatencyMicroseconds, labels...).Update(te)
 		w.opts.Meter.Histogram(meterRequestDurationSeconds, labels...).Update(te)
-		if w.opts.LoggerEnabled {
-			w.opts.Logger.Fields(w.opts.LoggerObserver(context.TODO(), "Begin", labelUnknown, td, err)...).Log(context.TODO(), w.opts.LoggerLevel)
-		}
+		/*
+			if w.opts.LoggerEnabled && w.opts.Logger.V(w.opts.LoggerLevel) {
+				w.opts.Logger.Log(ctx, w.opts.LoggerLevel, w.opts.LoggerObserver(ctx, "Begin", getCallerName(), td, err)...)
+			}
+		*/
 		return nil, err
 	}
 	w.opts.Meter.Counter(meterRequestTotal, append(labels, labelStatus, labelSuccess)...).Inc()
 	w.opts.Meter.Summary(meterRequestLatencyMicroseconds, labels...).Update(te)
 	w.opts.Meter.Histogram(meterRequestDurationSeconds, labels...).Update(te)
-	if w.opts.LoggerEnabled {
-		w.opts.Logger.Fields(w.opts.LoggerObserver(context.TODO(), "Begin", labelUnknown, td, err)...).Log(context.TODO(), w.opts.LoggerLevel)
-	}
-	return &wrapperTx{tx: tx, opts: w.opts}, nil
+	/*
+		if w.opts.LoggerEnabled && w.opts.Logger.V(w.opts.LoggerLevel) {
+			w.opts.Logger.Log(ctx, w.opts.LoggerLevel, w.opts.LoggerObserver(ctx, "Begin", getCallerName(), td, err)...)
+		}
+	*/
+	return &wrapperTx{tx: tx, opts: w.opts, ctx: ctx}, nil
 }
 
 // BeginTx implements driver.ConnBeginTx BeginTx
 func (w *wrapperConn) BeginTx(ctx context.Context, opts driver.TxOptions) (driver.Tx, error) {
-	nctx, span := w.opts.Tracer.Start(ctx, "BeginTx")
-	span.AddLabels("method", "BeginTx")
 	name := getQueryName(ctx)
-	if name != "" {
-		span.AddLabels("query", name)
-	} else {
-		name = labelUnknown
+	nctx, span := w.opts.Tracer.Start(ctx, "sdk.database", tracer.WithSpanKind(tracer.SpanKindClient))
+	span.AddLabels("db.method", "BeginTx")
+	span.AddLabels("db.statement", name)
+	if id, ok := ctx.Value(requestid.XRequestIDKey{}).(string); ok {
+		span.AddLabels("x-request-id", id)
 	}
 	labels := []string{labelMethod, "BeginTx", labelQuery, name}
-	if connBeginTx, ok := w.conn.(driver.ConnBeginTx); ok {
-		ts := time.Now()
-		tx, err := connBeginTx.BeginTx(nctx, opts)
-		td := time.Since(ts)
-		te := td.Seconds()
-		if err != nil {
-			w.opts.Meter.Counter(meterRequestTotal, append(labels, labelStatus, labelFailure)...).Inc()
-			w.opts.Meter.Summary(meterRequestLatencyMicroseconds, labels...).Update(te)
-			w.opts.Meter.Histogram(meterRequestDurationSeconds, labels...).Update(te)
-			span.AddLabels("error", true)
-			span.AddLabels("err", err.Error())
-			if w.opts.LoggerEnabled {
-				w.opts.Logger.Fields(w.opts.LoggerObserver(context.TODO(), "BeginTx", name, td, err)...).Log(context.TODO(), w.opts.LoggerLevel)
-			}
-			return nil, err
-		}
-		w.opts.Meter.Counter(meterRequestTotal, append(labels, labelStatus, labelSuccess)...).Inc()
-		if w.opts.LoggerEnabled {
-			w.opts.Logger.Fields(w.opts.LoggerObserver(context.TODO(), "BeginTx", name, td, err)...).Log(context.TODO(), w.opts.LoggerLevel)
-		}
-		return &wrapperTx{tx: tx, opts: w.opts, span: span}, nil
+
+	connBeginTx, ok := w.conn.(driver.ConnBeginTx)
+	if !ok {
+		return w.Begin()
 	}
+
 	ts := time.Now()
-	// nolint:staticcheck
-	tx, err := w.conn.Begin()
+	tx, err := connBeginTx.BeginTx(nctx, opts)
 	td := time.Since(ts)
 	te := td.Seconds()
 	if err != nil {
 		w.opts.Meter.Counter(meterRequestTotal, append(labels, labelStatus, labelFailure)...).Inc()
 		w.opts.Meter.Summary(meterRequestLatencyMicroseconds, labels...).Update(te)
 		w.opts.Meter.Histogram(meterRequestDurationSeconds, labels...).Update(te)
-		span.AddLabels("error", true)
-		span.AddLabels("err", err.Error())
+		span.SetStatus(tracer.SpanStatusError, err.Error())
+		/*
+			if w.opts.LoggerEnabled && w.opts.Logger.V(w.opts.LoggerLevel) {
+				w.opts.Logger.Log(ctx, w.opts.LoggerLevel, w.opts.LoggerObserver(ctx, "BeginTx", getCallerName(), td, err)...)
+			}
+		*/
+		return nil, err
 	}
 	w.opts.Meter.Counter(meterRequestTotal, append(labels, labelStatus, labelSuccess)...).Inc()
-	w.opts.Meter.Summary(meterRequestLatencyMicroseconds, labels...).Update(te)
-	w.opts.Meter.Histogram(meterRequestDurationSeconds, labels...).Update(te)
-	if w.opts.LoggerEnabled {
-		w.opts.Logger.Fields(w.opts.LoggerObserver(context.TODO(), "BeginTx", name, td, err)...).Log(context.TODO(), w.opts.LoggerLevel)
-	}
-	return tx, nil
+	/*
+		if w.opts.LoggerEnabled && w.opts.Logger.V(w.opts.LoggerLevel) {
+			w.opts.Logger.Log(ctx, w.opts.LoggerLevel, w.opts.LoggerObserver(ctx, "BeginTx", getCallerName(), td, err)...)
+		}
+	*/
+	return &wrapperTx{tx: tx, opts: w.opts, ctx: ctx, span: span}, nil
 }
 
-// PrepareContext implements driver.ConnPrepareContext PrepareContext
-func (w *wrapperConn) PrepareContext(ctx context.Context, query string) (driver.Stmt, error) {
-	nctx, span := w.opts.Tracer.Start(ctx, "PrepareContext")
-	span.AddLabels("method", "PrepareContext")
-	name := getQueryName(ctx)
-	if name != "" {
-		span.AddLabels("query", name)
+// Prepare implements driver.Conn Prepare
+func (w *wrapperConn) Prepare(query string) (driver.Stmt, error) {
+	var ctx context.Context
+	if w.ctx != nil {
+		ctx = w.ctx
 	} else {
-		name = labelUnknown
-	}
-	labels := []string{labelMethod, "PrepareContext", labelQuery, name}
-	if conn, ok := w.conn.(driver.ConnPrepareContext); ok {
-		ts := time.Now()
-		stmt, err := conn.PrepareContext(nctx, query)
-		td := time.Since(ts)
-		te := td.Seconds()
-		if err != nil {
-			w.opts.Meter.Counter(meterRequestTotal, append(labels, labelStatus, labelFailure)...).Inc()
-			w.opts.Meter.Summary(meterRequestLatencyMicroseconds, labels...).Update(te)
-			w.opts.Meter.Histogram(meterRequestDurationSeconds, labels...).Update(te)
-			span.AddLabels("error", true)
-			span.AddLabels("err", err.Error())
-			if w.opts.LoggerEnabled {
-				w.opts.Logger.Fields(w.opts.LoggerObserver(context.TODO(), "PrepareContext", name, td, err)...).Log(context.TODO(), w.opts.LoggerLevel)
-			}
-			return nil, err
-		}
-		w.opts.Meter.Counter(meterRequestTotal, append(labels, labelStatus, labelSuccess)...).Inc()
-		w.opts.Meter.Summary(meterRequestLatencyMicroseconds, labels...).Update(te)
-		w.opts.Meter.Histogram(meterRequestDurationSeconds, labels...).Update(te)
-		if w.opts.LoggerEnabled {
-			w.opts.Logger.Fields(w.opts.LoggerObserver(context.TODO(), "PrepareContext", name, td, err)...).Log(context.TODO(), w.opts.LoggerLevel)
-		}
-		return &wrapperStmt{stmt: stmt, opts: w.opts}, nil
+		ctx = context.Background()
 	}
+	_ = ctx
+	labels := []string{labelMethod, "Prepare", labelQuery, getCallerName()}
 	ts := time.Now()
 	stmt, err := w.conn.Prepare(query)
 	td := time.Since(ts)
@@ -186,225 +159,309 @@ func (w *wrapperConn) PrepareContext(ctx context.Context, query string) (driver.
 		w.opts.Meter.Counter(meterRequestTotal, append(labels, labelStatus, labelFailure)...).Inc()
 		w.opts.Meter.Summary(meterRequestLatencyMicroseconds, labels...).Update(te)
 		w.opts.Meter.Histogram(meterRequestDurationSeconds, labels...).Update(te)
-		span.AddLabels("error", true)
-		span.AddLabels("err", err.Error())
+		/*
+			if w.opts.LoggerEnabled && w.opts.Logger.V(w.opts.LoggerLevel) {
+				w.opts.Logger.Log(ctx, w.opts.LoggerLevel, w.opts.LoggerObserver(ctx, "Prepare", getCallerName(), td, err)...)
+			}
+		*/
+		return nil, err
 	}
 	w.opts.Meter.Counter(meterRequestTotal, append(labels, labelStatus, labelSuccess)...).Inc()
 	w.opts.Meter.Summary(meterRequestLatencyMicroseconds, labels...).Update(te)
 	w.opts.Meter.Histogram(meterRequestDurationSeconds, labels...).Update(te)
-	if w.opts.LoggerEnabled {
-		w.opts.Logger.Fields(w.opts.LoggerObserver(context.TODO(), "PrepareContext", name, td, err)...).Log(context.TODO(), w.opts.LoggerLevel)
-	}
-	return stmt, nil
+	/*
+		if w.opts.LoggerEnabled && w.opts.Logger.V(w.opts.LoggerLevel) {
+			w.opts.Logger.Log(ctx, w.opts.LoggerLevel, w.opts.LoggerObserver(ctx, "Prepare", getCallerName(), td, err)...)
+		}
+	*/
+	return wrapStmt(stmt, query, w.opts), nil
 }
 
-// Exec implements driver.Execer Exec
-func (w *wrapperConn) Exec(query string, args []driver.Value) (driver.Result, error) {
-	// nolint:staticcheck
-	labels := []string{labelMethod, "Exec", labelQuery, labelUnknown}
-	if execer, ok := w.conn.(driver.Execer); ok {
-		ts := time.Now()
-		res, err := execer.Exec(query, args)
-		td := time.Since(ts)
-		te := td.Seconds()
-		if err != nil {
-			w.opts.Meter.Counter(meterRequestTotal, append(labels, labelStatus, labelFailure)...).Inc()
-		} else {
-			w.opts.Meter.Counter(meterRequestTotal, append(labels, labelStatus, labelSuccess)...).Inc()
-		}
-		w.opts.Meter.Summary(meterRequestLatencyMicroseconds, labels...).Update(te)
-		w.opts.Meter.Histogram(meterRequestDurationSeconds, labels...).Update(te)
-		if w.opts.LoggerEnabled {
-			w.opts.Logger.Fields(w.opts.LoggerObserver(context.TODO(), "Exec", labelUnknown, td, err)...).Log(context.TODO(), w.opts.LoggerLevel)
-		}
-		return res, err
-	}
-	if w.opts.LoggerEnabled {
-		w.opts.Logger.Fields(w.opts.LoggerObserver(context.TODO(), "Exec", labelUnknown, 0, ErrUnsupported)...).Log(context.TODO(), w.opts.LoggerLevel)
-	}
-	return nil, ErrUnsupported
-}
+// PrepareContext implements driver.ConnPrepareContext PrepareContext
+func (w *wrapperConn) PrepareContext(ctx context.Context, query string) (driver.Stmt, error) {
+	var nctx context.Context
+	var span tracer.Span
 
-// Exec implements driver.StmtExecContext ExecContext
-func (w *wrapperConn) ExecContext(ctx context.Context, query string, args []driver.NamedValue) (driver.Result, error) {
-	nctx, span := w.opts.Tracer.Start(ctx, "ExecContext")
-	span.AddLabels("method", "ExecContext")
 	name := getQueryName(ctx)
-	if name != "" {
-		span.AddLabels("query", name)
+	if w.ctx != nil {
+		nctx, span = w.opts.Tracer.Start(w.ctx, "sdk.database", tracer.WithSpanKind(tracer.SpanKindClient))
 	} else {
-		name = labelUnknown
+		nctx, span = w.opts.Tracer.Start(ctx, "sdk.database", tracer.WithSpanKind(tracer.SpanKindClient))
 	}
-	defer span.Finish()
-	if len(args) > 0 {
-		span.AddLabels("args", fmt.Sprintf("%v", namedValueToLabels(args)))
+	span.AddLabels("db.method", "PrepareContext")
+	span.AddLabels("db.statement", name)
+	if id, ok := ctx.Value(requestid.XRequestIDKey{}).(string); ok {
+		span.AddLabels("x-request-id", id)
 	}
-	labels := []string{labelMethod, "ExecContext", labelQuery, name}
-	if conn, ok := w.conn.(driver.ExecerContext); ok {
-		ts := time.Now()
-		res, err := conn.ExecContext(nctx, query, args)
-		td := time.Since(ts)
-		te := td.Seconds()
-		if err != nil {
-			w.opts.Meter.Counter(meterRequestTotal, append(labels, labelStatus, labelFailure)...).Inc()
-			span.AddLabels("error", true)
-			span.AddLabels("err", err.Error())
-		} else {
-			w.opts.Meter.Counter(meterRequestTotal, append(labels, labelStatus, labelSuccess)...).Inc()
-		}
-		w.opts.Meter.Counter(meterRequestTotal, append(labels, labelStatus, labelSuccess)...).Inc()
-		w.opts.Meter.Summary(meterRequestLatencyMicroseconds, labels...).Update(te)
-		w.opts.Meter.Histogram(meterRequestDurationSeconds, labels...).Update(te)
-		if w.opts.LoggerEnabled {
-			w.opts.Logger.Fields(w.opts.LoggerObserver(context.TODO(), "ExecContext", name, td, err)...).Log(context.TODO(), w.opts.LoggerLevel)
-		}
-		return res, err
-	}
-	values, err := namedValueToValue(args)
-	if err != nil {
-		span.AddLabels("error", true)
-		span.AddLabels("err", err.Error())
-		if w.opts.LoggerEnabled {
-			w.opts.Logger.Fields(w.opts.LoggerObserver(context.TODO(), "ExecContext", labelUnknown, 0, err)...).Log(context.TODO(), w.opts.LoggerLevel)
-		}
-		return nil, err
+	labels := []string{labelMethod, "PrepareContext", labelQuery, name}
+	conn, ok := w.conn.(driver.ConnPrepareContext)
+	if !ok {
+		return w.Prepare(query)
 	}
+
 	ts := time.Now()
-	// nolint:staticcheck
-	res, err := w.Exec(query, values)
+	stmt, err := conn.PrepareContext(nctx, query)
+	td := time.Since(ts)
+	te := td.Seconds()
+	if err != nil {
+		w.opts.Meter.Counter(meterRequestTotal, append(labels, labelStatus, labelFailure)...).Inc()
+		w.opts.Meter.Summary(meterRequestLatencyMicroseconds, labels...).Update(te)
+		w.opts.Meter.Histogram(meterRequestDurationSeconds, labels...).Update(te)
+		span.SetStatus(tracer.SpanStatusError, err.Error())
+		/*
+			if w.opts.LoggerEnabled && w.opts.Logger.V(w.opts.LoggerLevel) {
+				w.opts.Logger.Log(ctx, w.opts.LoggerLevel, w.opts.LoggerObserver(ctx, "PrepareContext", getCallerName(), td, err)...)
+			}
+		*/
+		return nil, err
+	}
+	w.opts.Meter.Counter(meterRequestTotal, append(labels, labelStatus, labelSuccess)...).Inc()
+	w.opts.Meter.Summary(meterRequestLatencyMicroseconds, labels...).Update(te)
+	w.opts.Meter.Histogram(meterRequestDurationSeconds, labels...).Update(te)
+	/*
+		if w.opts.LoggerEnabled && w.opts.Logger.V(w.opts.LoggerLevel) {
+			w.opts.Logger.Log(ctx, w.opts.LoggerLevel, w.opts.LoggerObserver(ctx, "PrepareContext", getCallerName(), td, err)...)
+		}
+	*/
+	return wrapStmt(stmt, query, w.opts), nil
+}
+
+// Exec implements driver.Execer Exec
+func (w *wrapperConn) Exec(query string, args []driver.Value) (driver.Result, error) {
+	var ctx context.Context
+	if w.ctx != nil {
+		ctx = w.ctx
+	} else {
+		ctx = context.Background()
+	}
+	_ = ctx
+	labels := []string{labelMethod, "Exec", labelQuery, getCallerName()}
+
+	// nolint:staticcheck
+	conn, ok := w.conn.(driver.Execer)
+	if !ok {
+		return nil, driver.ErrSkip
+	}
+
+	ts := time.Now()
+	res, err := conn.Exec(query, args)
 	td := time.Since(ts)
 	te := td.Seconds()
 	if err != nil {
 		w.opts.Meter.Counter(meterRequestTotal, append(labels, labelStatus, labelFailure)...).Inc()
-		span.AddLabels("error", true)
-		span.AddLabels("err", err.Error())
 	} else {
 		w.opts.Meter.Counter(meterRequestTotal, append(labels, labelStatus, labelSuccess)...).Inc()
 	}
 	w.opts.Meter.Summary(meterRequestLatencyMicroseconds, labels...).Update(te)
 	w.opts.Meter.Histogram(meterRequestDurationSeconds, labels...).Update(te)
-	if w.opts.LoggerEnabled {
-		w.opts.Logger.Fields(w.opts.LoggerObserver(context.TODO(), "ExecContext", name, td, err)...).Log(context.TODO(), w.opts.LoggerLevel)
+	/*
+		if w.opts.LoggerEnabled && w.opts.Logger.V(w.opts.LoggerLevel) {
+			w.opts.Logger.Log(ctx, w.opts.LoggerLevel, w.opts.LoggerObserver(ctx, "Exec", getCallerName(), td, err)...)
+		}
+	*/
+	return res, err
+}
+
+// Exec implements driver.StmtExecContext ExecContext
+func (w *wrapperConn) ExecContext(ctx context.Context, query string, args []driver.NamedValue) (driver.Result, error) {
+	var nctx context.Context
+	var span tracer.Span
+
+	name := getQueryName(ctx)
+	if w.ctx != nil {
+		nctx, span = w.opts.Tracer.Start(w.ctx, "sdk.database", tracer.WithSpanKind(tracer.SpanKindClient))
+	} else {
+		nctx, span = w.opts.Tracer.Start(ctx, "sdk.database", tracer.WithSpanKind(tracer.SpanKindClient))
 	}
+	span.AddLabels("db.method", "ExecContext")
+	span.AddLabels("db.statement", name)
+	if id, ok := ctx.Value(requestid.XRequestIDKey{}).(string); ok {
+		span.AddLabels("x-request-id", id)
+	}
+	defer span.Finish()
+	if len(args) > 0 {
+		span.AddLabels("db.args", fmt.Sprintf("%v", namedValueToLabels(args)))
+	}
+	labels := []string{labelMethod, "ExecContext", labelQuery, name}
+
+	conn, ok := w.conn.(driver.ExecerContext)
+	if !ok {
+		// nolint:staticcheck
+		return nil, driver.ErrSkip
+	}
+
+	ts := time.Now()
+	res, err := conn.ExecContext(nctx, query, args)
+	td := time.Since(ts)
+	te := td.Seconds()
+	if err != nil {
+		w.opts.Meter.Counter(meterRequestTotal, append(labels, labelStatus, labelFailure)...).Inc()
+		span.SetStatus(tracer.SpanStatusError, err.Error())
+	} else {
+		w.opts.Meter.Counter(meterRequestTotal, append(labels, labelStatus, labelSuccess)...).Inc()
+	}
+	w.opts.Meter.Counter(meterRequestTotal, append(labels, labelStatus, labelSuccess)...).Inc()
+	w.opts.Meter.Summary(meterRequestLatencyMicroseconds, labels...).Update(te)
+	w.opts.Meter.Histogram(meterRequestDurationSeconds, labels...).Update(te)
+	/*
+		if w.opts.LoggerEnabled && w.opts.Logger.V(w.opts.LoggerLevel) {
+			w.opts.Logger.Log(ctx, w.opts.LoggerLevel, w.opts.LoggerObserver(ctx, "ExecContext", getCallerName(), td, err)...)
+		}
+	*/
 	return res, err
 }
 
 // Ping implements driver.Pinger Ping
 func (w *wrapperConn) Ping(ctx context.Context) error {
-	if conn, ok := w.conn.(driver.Pinger); ok {
-		nctx, span := w.opts.Tracer.Start(ctx, "Ping")
-		defer span.Finish()
-		labels := []string{labelMethod, "Ping"}
-		ts := time.Now()
-		err := conn.Ping(nctx)
-		td := time.Since(ts)
-		te := td.Seconds()
+	conn, ok := w.conn.(driver.Pinger)
+
+	if !ok {
+		// fallback path to check db alive
+		pc, err := w.d.Open(w.dname)
 		if err != nil {
-			w.opts.Meter.Counter(meterRequestTotal, append(labels, labelStatus, labelFailure)...).Inc()
-			span.AddLabels("error", true)
-			span.AddLabels("err", err.Error())
-			if w.opts.LoggerEnabled {
-				w.opts.Logger.Fields(w.opts.LoggerObserver(context.TODO(), "Ping", labelUnknown, td, err)...).Log(context.TODO(), w.opts.LoggerLevel)
-			}
 			return err
-		} else {
-			w.opts.Meter.Counter(meterRequestTotal, append(labels, labelStatus, labelSuccess)...).Inc()
 		}
-		w.opts.Meter.Summary(meterRequestLatencyMicroseconds, labels...).Update(te)
-		w.opts.Meter.Histogram(meterRequestDurationSeconds, labels...).Update(te)
+		return pc.Close()
 	}
-	if w.opts.LoggerEnabled {
-		w.opts.Logger.Fields(w.opts.LoggerObserver(context.TODO(), "Ping", labelUnknown, 0, ErrUnsupported)...).Log(context.TODO(), w.opts.LoggerLevel)
-	}
-	return ErrUnsupported
-}
 
-// Query implements driver.Queryer Query
-func (w *wrapperConn) Query(query string, args []driver.Value) (driver.Rows, error) {
-	// nolint:staticcheck
-	if conn, ok := w.conn.(driver.Queryer); ok {
-		labels := []string{labelMethod, "Query", labelQuery, labelUnknown}
-		ts := time.Now()
-		rows, err := conn.Query(query, args)
-		td := time.Since(ts)
-		te := td.Seconds()
-		if err != nil {
-			w.opts.Meter.Counter(meterRequestTotal, append(labels, labelStatus, labelFailure)...).Inc()
+	var nctx context.Context
+	nctx = ctx
+	/*
+		var span tracer.Span
+		if w.ctx != nil {
+			nctx, span = w.opts.Tracer.Start(w.ctx, "sdk.database", tracer.WithSpanKind(tracer.SpanKindClient))
 		} else {
-			w.opts.Meter.Counter(meterRequestTotal, append(labels, labelStatus, labelSuccess)...).Inc()
+			nctx, span = w.opts.Tracer.Start(ctx, "sdk.database", tracer.WithSpanKind(tracer.SpanKindClient))
 		}
-		w.opts.Meter.Summary(meterRequestLatencyMicroseconds, labels...).Update(te)
-		w.opts.Meter.Histogram(meterRequestDurationSeconds, labels...).Update(te)
-		if w.opts.LoggerEnabled {
-			w.opts.Logger.Fields(w.opts.LoggerObserver(context.TODO(), "Query", labelUnknown, td, err)...).Log(context.TODO(), w.opts.LoggerLevel)
-		}
-		return rows, err
-	}
-	if w.opts.LoggerEnabled {
-		w.opts.Logger.Fields(w.opts.LoggerObserver(context.TODO(), "Query", labelUnknown, 0, ErrUnsupported)...).Log(context.TODO(), w.opts.LoggerLevel)
-	}
-	return nil, ErrUnsupported
-}
-
-// QueryContext implements Driver.QueryerContext QueryContext
-func (w *wrapperConn) QueryContext(ctx context.Context, query string, args []driver.NamedValue) (driver.Rows, error) {
-	nctx, span := w.opts.Tracer.Start(ctx, "QueryContext")
-	span.AddLabels("method", "QueryContext")
-	name := getQueryName(ctx)
-	if name != "" {
-		span.AddLabels("query", name)
-	} else {
-		name = labelUnknown
-	}
-	defer span.Finish()
-	if len(args) > 0 {
-		span.AddLabels("args", fmt.Sprintf("%v", namedValueToLabels(args)))
-	}
-	labels := []string{labelMethod, "QueryContext", labelQuery, name}
-	if conn, ok := w.conn.(driver.QueryerContext); ok {
-		ts := time.Now()
-		rows, err := conn.QueryContext(nctx, query, args)
-		td := time.Since(ts)
-		te := td.Seconds()
-		if err != nil {
-			w.opts.Meter.Counter(meterRequestTotal, append(labels, labelStatus, labelFailure)...).Inc()
-			span.AddLabels("error", true)
-			span.AddLabels("err", err.Error())
-		} else {
-			w.opts.Meter.Counter(meterRequestTotal, append(labels, labelStatus, labelSuccess)...).Inc()
-		}
-		w.opts.Meter.Summary(meterRequestLatencyMicroseconds, labels...).Update(te)
-		w.opts.Meter.Histogram(meterRequestDurationSeconds, labels...).Update(te)
-		if w.opts.LoggerEnabled {
-			w.opts.Logger.Fields(w.opts.LoggerObserver(context.TODO(), "QueryContext", name, td, err)...).Log(context.TODO(), w.opts.LoggerLevel)
-		}
-		return rows, err
-	}
-	values, err := namedValueToValue(args)
-	if err != nil {
-		span.AddLabels("error", true)
-		span.AddLabels("err", err.Error())
-		if w.opts.LoggerEnabled {
-			w.opts.Logger.Fields(w.opts.LoggerObserver(context.TODO(), "QueryContext", name, 0, err)...).Log(context.TODO(), w.opts.LoggerLevel)
-		}
-		return nil, err
-	}
+		span.AddLabels("db.method", "Ping")
+		defer span.Finish()
+	*/
+	labels := []string{labelMethod, "Ping"}
 	ts := time.Now()
-	// nolint:staticcheck
-	rows, err := w.Query(query, values)
+	err := conn.Ping(nctx)
 	td := time.Since(ts)
 	te := td.Seconds()
 	if err != nil {
 		w.opts.Meter.Counter(meterRequestTotal, append(labels, labelStatus, labelFailure)...).Inc()
-		span.AddLabels("error", true)
-		span.AddLabels("err", err.Error())
+		// span.SetStatus(tracer.SpanStatusError, err.Error())
+		/*
+			if w.opts.LoggerEnabled && w.opts.Logger.V(w.opts.LoggerLevel) {
+				w.opts.Logger.Log(ctx, w.opts.LoggerLevel, w.opts.LoggerObserver(ctx, "Ping", getCallerName(), td, err)...)
+			}
+		*/
+		return err
 	} else {
 		w.opts.Meter.Counter(meterRequestTotal, append(labels, labelStatus, labelSuccess)...).Inc()
 	}
 	w.opts.Meter.Summary(meterRequestLatencyMicroseconds, labels...).Update(te)
 	w.opts.Meter.Histogram(meterRequestDurationSeconds, labels...).Update(te)
-	if w.opts.LoggerEnabled {
-		w.opts.Logger.Fields(w.opts.LoggerObserver(context.TODO(), "QueryContext", name, td, err)...).Log(context.TODO(), w.opts.LoggerLevel)
+
+	return nil
+}
+
+// Query implements driver.Queryer Query
+func (w *wrapperConn) Query(query string, args []driver.Value) (driver.Rows, error) {
+	var ctx context.Context
+	if w.ctx != nil {
+		ctx = w.ctx
+	} else {
+		ctx = context.Background()
 	}
+	_ = ctx
+	// nolint:staticcheck
+	conn, ok := w.conn.(driver.Queryer)
+	if !ok {
+		return nil, driver.ErrSkip
+	}
+
+	labels := []string{labelMethod, "Query", labelQuery, getCallerName()}
+	ts := time.Now()
+	rows, err := conn.Query(query, args)
+	td := time.Since(ts)
+	te := td.Seconds()
+	if err != nil {
+		w.opts.Meter.Counter(meterRequestTotal, append(labels, labelStatus, labelFailure)...).Inc()
+	} else {
+		w.opts.Meter.Counter(meterRequestTotal, append(labels, labelStatus, labelSuccess)...).Inc()
+	}
+	w.opts.Meter.Summary(meterRequestLatencyMicroseconds, labels...).Update(te)
+	w.opts.Meter.Histogram(meterRequestDurationSeconds, labels...).Update(te)
+	/*
+		if w.opts.LoggerEnabled && w.opts.Logger.V(w.opts.LoggerLevel) {
+			w.opts.Logger.Log(ctx, w.opts.LoggerLevel, w.opts.LoggerObserver(ctx, "Query", getCallerName(), td, err)...)
+		}
+	*/
 	return rows, err
 }
+
+// QueryContext implements Driver.QueryerContext QueryContext
+func (w *wrapperConn) QueryContext(ctx context.Context, query string, args []driver.NamedValue) (driver.Rows, error) {
+	var nctx context.Context
+	var span tracer.Span
+
+	name := getQueryName(ctx)
+	if w.ctx != nil {
+		nctx, span = w.opts.Tracer.Start(w.ctx, "sdk.database", tracer.WithSpanKind(tracer.SpanKindClient))
+	} else {
+		nctx, span = w.opts.Tracer.Start(ctx, "sdk.database", tracer.WithSpanKind(tracer.SpanKindClient))
+	}
+	span.AddLabels("db.method", "QueryContext")
+	span.AddLabels("db.statement", name)
+	if id, ok := ctx.Value(requestid.XRequestIDKey{}).(string); ok {
+		span.AddLabels("x-request-id", id)
+	}
+	defer span.Finish()
+	if len(args) > 0 {
+		span.AddLabels("db.args", fmt.Sprintf("%v", namedValueToLabels(args)))
+	}
+	labels := []string{labelMethod, "QueryContext", labelQuery, name}
+	conn, ok := w.conn.(driver.QueryerContext)
+	if !ok {
+		return nil, driver.ErrSkip
+	}
+
+	ts := time.Now()
+	rows, err := conn.QueryContext(nctx, query, args)
+	td := time.Since(ts)
+	te := td.Seconds()
+	if err != nil {
+		w.opts.Meter.Counter(meterRequestTotal, append(labels, labelStatus, labelFailure)...).Inc()
+		span.SetStatus(tracer.SpanStatusError, err.Error())
+	} else {
+		w.opts.Meter.Counter(meterRequestTotal, append(labels, labelStatus, labelSuccess)...).Inc()
+	}
+	w.opts.Meter.Summary(meterRequestLatencyMicroseconds, labels...).Update(te)
+	w.opts.Meter.Histogram(meterRequestDurationSeconds, labels...).Update(te)
+	/*
+		if w.opts.LoggerEnabled && w.opts.Logger.V(w.opts.LoggerLevel) {
+			w.opts.Logger.Log(ctx, w.opts.LoggerLevel, w.opts.LoggerObserver(ctx, "QueryContext", getCallerName(), td, err)...)
+		}
+	*/
+	return rows, err
+}
+
+// CheckNamedValue implements driver.NamedValueChecker
+func (w *wrapperConn) CheckNamedValue(v *driver.NamedValue) error {
+	s, ok := w.conn.(driver.NamedValueChecker)
+	if !ok {
+		return driver.ErrSkip
+	}
+	return s.CheckNamedValue(v)
+}
+
+// IsValid implements driver.Validator
+func (w *wrapperConn) IsValid() bool {
+	v, ok := w.conn.(driver.Validator)
+	if !ok {
+		return w.conn != nil
+	}
+	return v.IsValid()
+}
+
+func (w *wrapperConn) ResetSession(ctx context.Context) error {
+	s, ok := w.conn.(driver.SessionResetter)
+	if !ok {
+		return driver.ErrSkip
+	}
+	return s.ResetSession(ctx)
+}

doc.go

@@ -1,2 +1,2 @@
 // package wrapper provides SQL driver wrapper with micro tracing, logging, metering capabilities
-package wrapper // import go.unistack.org/micro-wrapper-sql/v3
+package wrapper

driver.go

@@ -6,30 +6,87 @@ import (
 	"time"
 )
 
+var (
+// _ driver.DriverContext = (*wrapperDriver)(nil)
+// _ driver.Connector     = (*wrapperDriver)(nil)
+)
+
+type conn interface {
+	driver.Pinger
+	driver.Execer
+	driver.ExecerContext
+	driver.Queryer
+	driver.QueryerContext
+	driver.Conn
+	driver.ConnPrepareContext
+	driver.ConnBeginTx
+}
+
 // wrapperDriver defines a wrapper for driver.Driver
 type wrapperDriver struct {
 	driver driver.Driver
 	opts   Options
+	ctx    context.Context
 }
 
 // NewWrapper creates and returns a new SQL driver with passed capabilities
 func NewWrapper(d driver.Driver, opts ...Option) driver.Driver {
-	return &wrapperDriver{driver: d, opts: NewOptions(opts...)}
+	return &wrapperDriver{driver: d, opts: NewOptions(opts...), ctx: context.Background()}
 }
 
+type wrappedConnector struct {
+	connector driver.Connector
+	name      string
+	opts      Options
+	ctx       context.Context
+}
+
+func NewWrapperConnector(c driver.Connector, opts ...Option) driver.Connector {
+	return &wrappedConnector{connector: c, opts: NewOptions(opts...), ctx: context.Background()}
+}
+
+// Connect implements driver.Driver Connect
+func (w *wrappedConnector) Connect(ctx context.Context) (driver.Conn, error) {
+	return w.connector.Connect(ctx)
+}
+
+// Driver implements driver.Driver Driver
+func (w *wrappedConnector) Driver() driver.Driver {
+	return w.connector.Driver()
+}
+
+/*
+// Connect implements driver.Driver OpenConnector
+func (w *wrapperDriver) OpenConnector(name string) (driver.Conn, error) {
+	return &wrapperConnector{driver: w.driver, name: name, opts: w.opts}, nil
+}
+*/
+
 // Open implements driver.Driver Open
 func (w *wrapperDriver) Open(name string) (driver.Conn, error) {
+	// ctx, cancel := context.WithTimeout(context.Background(), 60*time.Second) // Ensure eventual timeout
+	// defer cancel()
+
+	/*
+		connector, err := w.OpenConnector(name)
+		if err != nil {
+			return nil, err
+		}
+		return connector.Connect(ctx)
+	*/
+
 	ts := time.Now()
 	c, err := w.driver.Open(name)
 	td := time.Since(ts)
-
-	if w.opts.LoggerEnabled {
-		w.opts.Logger.Fields(w.opts.LoggerObserver(context.TODO(), "Open", labelUnknown, td, err)...).Log(context.TODO(), w.opts.LoggerLevel)
-	}
-
+	/*
+		if w.opts.LoggerEnabled {
+			w.opts.Logger.Log(w.ctx, w.opts.LoggerLevel, w.opts.LoggerObserver(w.ctx, "Open", getCallerName(), td, err)...)
+		}
+	*/
+	_ = td
 	if err != nil {
 		return nil, err
 	}
 
-	return &wrapperConn{conn: c, opts: w.opts}, nil
+	return wrapConn(c, w.opts), nil
 }

gen.go

@@ -0,0 +1,167 @@
+//go:build ignore
+
+package main
+
+import (
+	"bytes"
+	"crypto/md5"
+	"fmt"
+	"io"
+	"sort"
+	"strings"
+)
+
+var connIfaces = []string{
+	"driver.ConnBeginTx",
+	"driver.ConnPrepareContext",
+	"driver.Execer",
+	"driver.ExecerContext",
+	"driver.NamedValueChecker",
+	"driver.Pinger",
+	"driver.Queryer",
+	"driver.QueryerContext",
+	"driver.SessionResetter",
+	"driver.Validator",
+}
+
+var stmtIfaces = []string{
+	"driver.StmtExecContext",
+	"driver.StmtQueryContext",
+	"driver.ColumnConverter",
+	"driver.NamedValueChecker",
+}
+
+func getHash(s []string) string {
+	h := md5.New()
+	io.WriteString(h, strings.Join(s, "|"))
+	return fmt.Sprintf("%x", h.Sum(nil))
+}
+
+func main() {
+	comboConn := all(connIfaces)
+
+	sort.Slice(comboConn, func(i, j int) bool {
+		return len(comboConn[i]) < len(comboConn[j])
+	})
+
+	comboStmt := all(stmtIfaces)
+
+	sort.Slice(comboStmt, func(i, j int) bool {
+		return len(comboStmt[i]) < len(comboStmt[j])
+	})
+
+	b := bytes.NewBuffer(nil)
+	b.WriteString("// Code generated. DO NOT EDIT.\n\n")
+	b.WriteString("package wrapper\n\n")
+	b.WriteString(`import "database/sql/driver"`)
+	b.WriteString("\n\n")
+
+	b.WriteString("func wrapConn(dc driver.Conn, opts Options) driver.Conn {\n")
+	b.WriteString("\tc := &wrapperConn{conn: dc, opts: opts}\n")
+
+	for idx := len(comboConn) - 1; idx >= 0; idx-- {
+		ifaces := comboConn[idx]
+		n := len(ifaces)
+		if n == 0 {
+			continue
+		}
+		h := getHash(ifaces)
+		b.WriteString(fmt.Sprintf("\tif _, ok := dc.(wrapConn%04d_%s); ok {\n", n, h))
+		b.WriteString("\treturn struct {\n")
+		b.WriteString("\t\tdriver.Conn\n")
+		b.WriteString(fmt.Sprintf("\t\t\t%s", strings.Join(ifaces, "\n\t\t\t")))
+		b.WriteString("\t\t\n}{")
+		for idx := range ifaces {
+			if idx > 0 {
+				b.WriteString(", ")
+				b.WriteString("c")
+			} else if idx == 0 {
+				b.WriteString("c")
+			} else {
+				b.WriteString("c")
+			}
+		}
+		b.WriteString(", c}\n")
+		b.WriteString("}\n\n")
+	}
+	b.WriteString("return c\n")
+	b.WriteString("}\n")
+
+	for idx := len(comboConn) - 1; idx >= 0; idx-- {
+		ifaces := comboConn[idx]
+		n := len(ifaces)
+		if n == 0 {
+			continue
+		}
+		h := getHash(ifaces)
+		b.WriteString(fmt.Sprintf("// %s\n", strings.Join(ifaces, "|")))
+		b.WriteString(fmt.Sprintf("type wrapConn%04d_%s interface {\n", n, h))
+		for _, iface := range ifaces {
+			b.WriteString(fmt.Sprintf("\t%s\n", iface))
+		}
+		b.WriteString("}\n\n")
+	}
+
+	b.WriteString("func wrapStmt(stmt driver.Stmt, query string, opts Options) driver.Stmt {\n")
+	b.WriteString("\tc := &wrapperStmt{stmt: stmt, query: query, opts: opts}\n")
+
+	for idx := len(comboStmt) - 1; idx >= 0; idx-- {
+		ifaces := comboStmt[idx]
+		n := len(ifaces)
+		if n == 0 {
+			continue
+		}
+		h := getHash(ifaces)
+		b.WriteString(fmt.Sprintf("\tif _, ok := stmt.(wrapStmt%04d_%s); ok {\n", n, h))
+		b.WriteString("\treturn struct {\n")
+		b.WriteString("\t\tdriver.Stmt\n")
+		b.WriteString(fmt.Sprintf("\t\t\t%s", strings.Join(ifaces, "\n\t\t\t")))
+		b.WriteString("\t\t\n}{")
+		for idx := range ifaces {
+			if idx > 0 {
+				b.WriteString(", ")
+				b.WriteString("c")
+			} else if idx == 0 {
+				b.WriteString("c")
+			} else {
+				b.WriteString("c")
+			}
+		}
+		b.WriteString(", c}\n")
+		b.WriteString("}\n\n")
+	}
+	b.WriteString("return c\n")
+	b.WriteString("}\n")
+
+	for idx := len(comboStmt) - 1; idx >= 0; idx-- {
+		ifaces := comboStmt[idx]
+		n := len(ifaces)
+		if n == 0 {
+			continue
+		}
+		h := getHash(ifaces)
+		b.WriteString(fmt.Sprintf("// %s\n", strings.Join(ifaces, "|")))
+		b.WriteString(fmt.Sprintf("type wrapStmt%04d_%s interface {\n", n, h))
+		for _, iface := range ifaces {
+			b.WriteString(fmt.Sprintf("\t%s\n", iface))
+		}
+		b.WriteString("}\n\n")
+	}
+
+	fmt.Printf("%s\n", b.String())
+}
+
+// all returns all combinations for a given string array.
+func all[T any](set []T) (subsets [][]T) {
+	length := uint(len(set))
+	for subsetBits := 1; subsetBits < (1 << length); subsetBits++ {
+		var subset []T
+		for object := uint(0); object < length; object++ {
+			if (subsetBits>>object)&1 == 1 {
+				subset = append(subset, set[object])
+			}
+		}
+		subsets = append(subsets, subset)
+	}
+	return subsets
+}

go.mod

@@ -1,6 +1,18 @@
 module go.unistack.org/micro-wrapper-sql/v3
 
-go 1.16
+go 1.22
 
-require go.unistack.org/micro/v3 v3.9.19
+toolchain go1.23.2
 
+require (
+	go.unistack.org/micro-wrapper-requestid/v3 v3.9.2
+	go.unistack.org/micro/v3 v3.10.97
+)
+
+require (
+	go.unistack.org/micro-proto/v3 v3.4.1 // indirect
+	golang.org/x/sys v0.26.0 // indirect
+	google.golang.org/genproto/googleapis/rpc v0.0.0-20241007155032-5fefd90f89a9 // indirect
+	google.golang.org/grpc v1.67.1 // indirect
+	google.golang.org/protobuf v1.35.1 // indirect
+)

go.sum

@@ -1,159 +1,39 @@
-cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
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-google.golang.org/genproto v0.0.0-20200513103714-09dca8ec2884/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
-google.golang.org/genproto v0.0.0-20200526211855-cb27e3aa2013/go.mod h1:NbSheEEYHJ7i3ixzK3sjbqSGDJWnxyFXZblF3eUsNvo=
-google.golang.org/genproto v0.0.0-20220107163113-42d7afdf6368/go.mod h1:5CzLGKJ67TSI2B9POpiiyGha0AjJvZIUgRMt1dSmuhc=
-google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
-google.golang.org/grpc v1.23.0/go.mod h1:Y5yQAOtifL1yxbo5wqy6BxZv8vAUGQwXBOALyacEbxg=
-google.golang.org/grpc v1.25.1/go.mod h1:c3i+UQWmh7LiEpx4sFZnkU36qjEYZ0imhYfXVyQciAY=
-google.golang.org/grpc v1.27.0/go.mod h1:qbnxyOmOxrQa7FizSgH+ReBfzJrCY1pSN7KXBS8abTk=
-google.golang.org/grpc v1.33.1/go.mod h1:fr5YgcSWrqhRRxogOsw7RzIpsmvOZ6IcH4kBYTpR3n0=
-google.golang.org/grpc v1.36.0/go.mod h1:qjiiYl8FncCW8feJPdyg3v6XW24KsRHe+dy9BAGRRjU=
-google.golang.org/grpc v1.40.0/go.mod h1:ogyxbiOoUXAkP+4+xa6PZSE9DZgIHtSpzjDTB9KAK34=
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-google.golang.org/protobuf v1.20.1-0.20200309200217-e05f789c0967/go.mod h1:A+miEFZTKqfCUM6K7xSMQL9OKL/b6hQv+e19PK+JZNE=
-google.golang.org/protobuf v1.21.0/go.mod h1:47Nbq4nVaFHyn7ilMalzfO3qCViNmqZ2kzikPIcrTAo=
-google.golang.org/protobuf v1.22.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
-google.golang.org/protobuf v1.23.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
-google.golang.org/protobuf v1.23.1-0.20200526195155-81db48ad09cc/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
-google.golang.org/protobuf v1.25.0/go.mod h1:9JNX74DMeImyA3h4bdi1ymwjUzf21/xIlbajtzgsN7c=
-google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw=
-google.golang.org/protobuf v1.26.0/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
-google.golang.org/protobuf v1.27.1/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
-google.golang.org/protobuf v1.28.1 h1:d0NfwRgPtno5B1Wa6L2DAG+KivqkdutMf1UhdNx175w=
-google.golang.org/protobuf v1.28.1/go.mod h1:HV8QOd/L58Z+nl8r43ehVNZIU/HEI6OcFqwMG9pJV4I=
-gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
-gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 h1:YR8cESwS4TdDjEe65xsg0ogRM/Nc3DYOhEAlW+xobZo=
-gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
-gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
-gopkg.in/yaml.v2 v2.2.3/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
-gopkg.in/yaml.v3 v3.0.0-20200615113413-eeeca48fe776/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
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-gopkg.in/yaml.v3 v3.0.0 h1:hjy8E9ON/egN1tAYqKb61G10WtihqetD4sz2H+8nIeA=
-gopkg.in/yaml.v3 v3.0.0/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
-honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
-honnef.co/go/tools v0.0.0-20190523083050-ea95bdfd59fc/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
+github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
+go.unistack.org/micro-proto/v3 v3.4.1 h1:UTjLSRz2YZuaHk9iSlVqqsA50JQNAEK2ZFboGqtEa9Q=
+go.unistack.org/micro-proto/v3 v3.4.1/go.mod h1:okx/cnOhzuCX0ggl/vToatbCupi0O44diiiLLsZ93Zo=
+go.unistack.org/micro-wrapper-requestid/v3 v3.8.10 h1:9QZy6w1HU2RCppZ1t8wJsDg1pk9RbvzUFYurq3Ai29Y=
+go.unistack.org/micro-wrapper-requestid/v3 v3.8.10/go.mod h1:3tY5+DwQM7l07chnpu/Wzwnne/ZV75VsUwXR54/WYzo=
+go.unistack.org/micro-wrapper-requestid/v3 v3.9.2 h1:Wu0oIGJieH37xroCjlaPivuqTGmv5l5KWgVaRQWEQMY=
+go.unistack.org/micro-wrapper-requestid/v3 v3.9.2/go.mod h1:cqgjdSSASTnOLjvwndP9bi0b8DbuoKbDII884R5puwU=
+go.unistack.org/micro/v3 v3.10.57 h1:VxG7Cs7kBOgxgQlP+K8TvTxIgh2pmqAwmAaKdTAQNtQ=
+go.unistack.org/micro/v3 v3.10.57/go.mod h1:erMgt3Bl7vQQ0e9UpQyR5NlLiZ9pKeEJ9+1tfYFaqUg=
+go.unistack.org/micro/v3 v3.10.91 h1:vuJY4tXwpqimwIkEJ3TozMYNVQQs+C5QMlQWPgSY/YM=
+go.unistack.org/micro/v3 v3.10.91/go.mod h1:erMgt3Bl7vQQ0e9UpQyR5NlLiZ9pKeEJ9+1tfYFaqUg=
+go.unistack.org/micro/v3 v3.10.97 h1:8l7fv+i06/PjPrBBhRC/ZQkWGIOuHPg3jJN0vktYE78=
+go.unistack.org/micro/v3 v3.10.97/go.mod h1:YzMldzHN9Ei+zy5t/Psu7RUWDZwUfrNYiStSQtTz90g=
+golang.org/x/net v0.21.0 h1:AQyQV4dYCvJ7vGmJyKki9+PBdyvhkSd8EIx/qb0AYv4=
+golang.org/x/sys v0.19.0 h1:q5f1RH2jigJ1MoAWp2KTp3gm5zAGFUTarQZ5U386+4o=
+golang.org/x/sys v0.19.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
+golang.org/x/sys v0.25.0 h1:r+8e+loiHxRqhXVl6ML1nO3l1+oFoWbnlu2Ehimmi34=
+golang.org/x/sys v0.25.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
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+golang.org/x/sys v0.26.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
+golang.org/x/text v0.14.0 h1:ScX5w1eTa3QqT8oi6+ziP7dTV1S2+ALU0bI+0zXKWiQ=
+google.golang.org/genproto/googleapis/rpc v0.0.0-20240401170217-c3f982113cda h1:LI5DOvAxUPMv/50agcLLoo+AdWc1irS9Rzz4vPuD1V4=
+google.golang.org/genproto/googleapis/rpc v0.0.0-20240401170217-c3f982113cda/go.mod h1:WtryC6hu0hhx87FDGxWCDptyssuo68sk10vYjF+T9fY=
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+google.golang.org/genproto/googleapis/rpc v0.0.0-20240903143218-8af14fe29dc1/go.mod h1:UqMtugtsSgubUsoxbuAoiCXvqvErP7Gf0so0mK9tHxU=
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+google.golang.org/protobuf v1.34.2 h1:6xV6lTsCfpGD21XK49h7MhtcApnLqkfYgPcdHftf6hg=
+google.golang.org/protobuf v1.34.2/go.mod h1:qYOHts0dSfpeUzUFpOMr/WGzszTmLH+DiWniOlNbLDw=
+google.golang.org/protobuf v1.35.1 h1:m3LfL6/Ca+fqnjnlqQXNpFPABW1UD7mjh8KO2mKFytA=
+google.golang.org/protobuf v1.35.1/go.mod h1:9fA7Ob0pmnwhb644+1+CVWFRbNajQ6iRojtC/QF5bRE=

options.go

@@ -13,11 +13,9 @@ import (
 var (
 	// DefaultMeterStatsInterval holds default stats interval
 	DefaultMeterStatsInterval = 5 * time.Second
-	// DefaultMeterMetricPrefix holds default metric prefix
-	DefaultMeterMetricPrefix = "micro_sql_"
 	// DefaultLoggerObserver used to prepare labels for logger
 	DefaultLoggerObserver = func(ctx context.Context, method string, query string, td time.Duration, err error) []interface{} {
-		labels := []interface{}{"method", method, "took", fmt.Sprintf("%v", td)}
+		labels := []interface{}{"db.method", method, "took", fmt.Sprintf("%v", td)}
 		if err != nil {
 			labels = append(labels, "error", err.Error())
 		}
@@ -29,23 +27,23 @@ var (
 )
 
 var (
-	MaxOpenConnections = "max_open_connections"
-	OpenConnections    = "open_connections"
-	InuseConnections   = "inuse_connections"
-	IdleConnections    = "idle_connections"
-	WaitConnections    = "wait_connections"
-	BlockedSeconds     = "blocked_seconds"
-	MaxIdleClosed      = "max_idle_closed"
-	MaxIdletimeClosed  = "max_idletime_closed"
-	MaxLifetimeClosed  = "max_lifetime_closed"
+	MaxOpenConnections = "micro_sql_max_open_conn"
+	OpenConnections    = "micro_sql_open_conn"
+	InuseConnections   = "micro_sql_inuse_conn"
+	IdleConnections    = "micro_sql_idle_conn"
+	WaitConnections    = "micro_sql_waited_conn"
+	BlockedSeconds     = "micro_sql_blocked_seconds"
+	MaxIdleClosed      = "micro_sql_max_idle_closed"
+	MaxIdletimeClosed  = "micro_sql_closed_max_idle"
+	MaxLifetimeClosed  = "micro_sql_closed_max_lifetime"
 
-	meterRequestTotal               = "request_total"
-	meterRequestLatencyMicroseconds = "request_latency_microseconds"
-	meterRequestDurationSeconds     = "request_duration_seconds"
+	meterRequestTotal               = "micro_sql_request_total"
+	meterRequestLatencyMicroseconds = "micro_sql_latency_microseconds"
+	meterRequestDurationSeconds     = "micro_sql_request_duration_seconds"
 
 	labelUnknown  = "unknown"
-	labelQuery    = "query"
-	labelMethod   = "method"
+	labelQuery    = "db_statement"
+	labelMethod   = "db_method"
 	labelStatus   = "status"
 	labelSuccess  = "success"
 	labelFailure  = "failure"
@@ -60,7 +58,6 @@ type Options struct {
 	Tracer             tracer.Tracer
 	DatabaseHost       string
 	DatabaseName       string
-	MeterMetricPrefix  string
 	MeterStatsInterval time.Duration
 	LoggerLevel        logger.Level
 	LoggerEnabled      bool
@@ -77,7 +74,6 @@ func NewOptions(opts ...Option) Options {
 		Meter:              meter.DefaultMeter,
 		Tracer:             tracer.DefaultTracer,
 		MeterStatsInterval: DefaultMeterStatsInterval,
-		MeterMetricPrefix:  DefaultMeterMetricPrefix,
 		LoggerLevel:        logger.ErrorLevel,
 		LoggerObserver:     DefaultLoggerObserver,
 	}
@@ -86,14 +82,13 @@ func NewOptions(opts ...Option) Options {
 	}
 
 	options.Meter = options.Meter.Clone(
-		meter.MetricPrefix(options.MeterMetricPrefix),
 		meter.Labels(
 			labelHost, options.DatabaseHost,
 			labelDatabase, options.DatabaseName,
 		),
 	)
 
-	options.Logger = options.Logger.Clone(logger.WithCallerSkipCount(1))
+	options.Logger = options.Logger.Clone(logger.WithAddCallerSkipCount(1))
 
 	return options
 }
@@ -105,13 +100,6 @@ func MetricInterval(td time.Duration) Option {
 	}
 }
 
-// MetricPrefix specifies prefix for each metric
-func MetricPrefix(pref string) Option {
-	return func(o *Options) {
-		o.MeterMetricPrefix = pref
-	}
-}
-
 func DatabaseHost(host string) Option {
 	return func(o *Options) {
 		o.DatabaseHost = host
@@ -177,8 +165,8 @@ func QueryName(ctx context.Context, name string) context.Context {
 }
 
 func getQueryName(ctx context.Context) string {
-	if v, ok := ctx.Value(queryNameKey{}).(string); ok {
+	if v, ok := ctx.Value(queryNameKey{}).(string); ok && v != labelUnknown {
 		return v
 	}
-	return ""
+	return getCallerName()
 }

stmt.go

@@ -5,16 +5,35 @@ import (
 	"database/sql/driver"
 	"fmt"
 	"time"
+
+	requestid "go.unistack.org/micro-wrapper-requestid/v3"
+	"go.unistack.org/micro/v3/tracer"
+)
+
+var (
+	_ driver.Stmt              = (*wrapperStmt)(nil)
+	_ driver.StmtQueryContext  = (*wrapperStmt)(nil)
+	_ driver.StmtExecContext   = (*wrapperStmt)(nil)
+	_ driver.NamedValueChecker = (*wrapperStmt)(nil)
 )
 
 // wrapperStmt defines a wrapper for driver.Stmt
 type wrapperStmt struct {
-	stmt driver.Stmt
-	opts Options
+	stmt  driver.Stmt
+	opts  Options
+	query string
+	ctx   context.Context
 }
 
 // Close implements driver.Stmt Close
 func (w *wrapperStmt) Close() error {
+	var ctx context.Context
+	if w.ctx != nil {
+		ctx = w.ctx
+	} else {
+		ctx = context.Background()
+	}
+	_ = ctx
 	labels := []string{labelMethod, "Close"}
 	ts := time.Now()
 	err := w.stmt.Close()
@@ -27,10 +46,11 @@ func (w *wrapperStmt) Close() error {
 	}
 	w.opts.Meter.Summary(meterRequestLatencyMicroseconds, labels...).Update(te)
 	w.opts.Meter.Histogram(meterRequestDurationSeconds, labels...).Update(te)
-
-	if w.opts.LoggerEnabled {
-		w.opts.Logger.Fields(w.opts.LoggerObserver(context.TODO(), "Close", labelUnknown, td, err)...).Log(context.TODO(), w.opts.LoggerLevel)
-	}
+	/*
+		if w.opts.LoggerEnabled && w.opts.Logger.V(w.opts.LoggerLevel) {
+			w.opts.Logger.Log(ctx, w.opts.LoggerLevel, w.opts.LoggerObserver(ctx, "Close", getCallerName(), td, err)...)
+		}
+	*/
 	return err
 }
 
@@ -39,12 +59,27 @@ func (w *wrapperStmt) NumInput() int {
 	return w.stmt.NumInput()
 }
 
+// CheckNamedValue implements driver.NamedValueChecker
+func (w *wrapperStmt) CheckNamedValue(v *driver.NamedValue) error {
+	s, ok := w.stmt.(driver.NamedValueChecker)
+	if !ok {
+		return driver.ErrSkip
+	}
+	return s.CheckNamedValue(v)
+}
+
 // Exec implements driver.Stmt Exec
 func (w *wrapperStmt) Exec(args []driver.Value) (driver.Result, error) {
+	var ctx context.Context
+	if w.ctx != nil {
+		ctx = w.ctx
+	} else {
+		ctx = context.Background()
+	}
+	_ = ctx
 	labels := []string{labelMethod, "Exec"}
 	ts := time.Now()
-	// nolint:staticcheck
-	res, err := w.stmt.Exec(args)
+	res, err := w.stmt.Exec(args) // nolint:staticcheck
 	td := time.Since(ts)
 	te := td.Seconds()
 	if err != nil {
@@ -54,19 +89,26 @@ func (w *wrapperStmt) Exec(args []driver.Value) (driver.Result, error) {
 	}
 	w.opts.Meter.Summary(meterRequestLatencyMicroseconds, labels...).Update(te)
 	w.opts.Meter.Histogram(meterRequestDurationSeconds, labels...).Update(te)
-
-	if w.opts.LoggerEnabled {
-		w.opts.Logger.Fields(w.opts.LoggerObserver(context.TODO(), "Exec", labelUnknown, td, err)...).Log(context.TODO(), w.opts.LoggerLevel)
-	}
+	/*
+		if w.opts.LoggerEnabled && w.opts.Logger.V(w.opts.LoggerLevel) {
+			w.opts.Logger.Log(ctx, w.opts.LoggerLevel, w.opts.LoggerObserver(ctx, "Exec", getCallerName(), td, err)...)
+		}
+	*/
 	return res, err
 }
 
 // Query implements driver.Stmt Query
 func (w *wrapperStmt) Query(args []driver.Value) (driver.Rows, error) {
+	var ctx context.Context
+	if w.ctx != nil {
+		ctx = w.ctx
+	} else {
+		ctx = context.Background()
+	}
+	_ = ctx
 	labels := []string{labelMethod, "Query"}
 	ts := time.Now()
-	// nolint:staticcheck
-	rows, err := w.stmt.Query(args)
+	rows, err := w.stmt.Query(args) // nolint:staticcheck
 	td := time.Since(ts)
 	te := td.Seconds()
 	if err != nil {
@@ -76,147 +118,170 @@ func (w *wrapperStmt) Query(args []driver.Value) (driver.Rows, error) {
 	}
 	w.opts.Meter.Summary(meterRequestLatencyMicroseconds, labels...).Update(te)
 	w.opts.Meter.Histogram(meterRequestDurationSeconds, labels...).Update(te)
-
-	if w.opts.LoggerEnabled {
-		w.opts.Logger.Fields(w.opts.LoggerObserver(context.TODO(), "Query", labelUnknown, td, err)...).Log(context.TODO(), w.opts.LoggerLevel)
-	}
+	/*
+		if w.opts.LoggerEnabled && w.opts.Logger.V(w.opts.LoggerLevel) {
+			w.opts.Logger.Log(ctx, w.opts.LoggerLevel, w.opts.LoggerObserver(ctx, "Query", getCallerName(), td, err)...)
+		}
+	*/
 	return rows, err
 }
 
-// ExecContext implements driver.ExecerContext ExecContext
-func (w *wrapperStmt) ExecContext(ctx context.Context, query string, args []driver.NamedValue) (driver.Result, error) {
-	nctx, span := w.opts.Tracer.Start(ctx, "ExecContext")
-	span.AddLabels("method", "ExecContext")
-	name := getQueryName(ctx)
-	if name != "" {
-		span.AddLabels("query", name)
-	} else {
-		name = labelUnknown
+// ColumnConverter implements driver.ColumnConverter
+func (w *wrapperStmt) ColumnConverter(idx int) driver.ValueConverter {
+	s, ok := w.stmt.(driver.ColumnConverter) // nolint:staticcheck
+	if !ok {
+		return nil
 	}
+	return s.ColumnConverter(idx)
+}
+
+// ExecContext implements driver.StmtExecContext ExecContext
+func (w *wrapperStmt) ExecContext(ctx context.Context, args []driver.NamedValue) (driver.Result, error) {
+	var nctx context.Context
+	var span tracer.Span
+
+	name := getQueryName(ctx)
+	if w.ctx != nil {
+		nctx, span = w.opts.Tracer.Start(w.ctx, "sdk.database", tracer.WithSpanKind(tracer.SpanKindClient))
+	} else {
+		nctx, span = w.opts.Tracer.Start(ctx, "sdk.database", tracer.WithSpanKind(tracer.SpanKindClient))
+	}
+	span.AddLabels("db.method", "ExecContext")
+	span.AddLabels("db.statement", name)
 	defer span.Finish()
 	if len(args) > 0 {
-		span.AddLabels("args", fmt.Sprintf("%v", namedValueToLabels(args)))
+		span.AddLabels("db.args", fmt.Sprintf("%v", namedValueToLabels(args)))
+	}
+	if id, ok := ctx.Value(requestid.XRequestIDKey{}).(string); ok {
+		span.AddLabels("x-request-id", id)
 	}
 	labels := []string{labelMethod, "ExecContext", labelQuery, name}
-	if conn, ok := w.stmt.(driver.ExecerContext); ok {
+
+	if conn, ok := w.stmt.(driver.StmtExecContext); ok {
 		ts := time.Now()
-		res, err := conn.ExecContext(nctx, query, args)
+		res, err := conn.ExecContext(nctx, args)
 		td := time.Since(ts)
 		te := td.Seconds()
 		if err != nil {
 			w.opts.Meter.Counter(meterRequestTotal, append(labels, labelStatus, labelFailure)...).Inc()
-			span.AddLabels("error", true)
-			span.AddLabels("err", err.Error())
+			span.SetStatus(tracer.SpanStatusError, err.Error())
 		} else {
 			w.opts.Meter.Counter(meterRequestTotal, append(labels, labelStatus, labelSuccess)...).Inc()
 		}
 		w.opts.Meter.Summary(meterRequestLatencyMicroseconds, labels...).Update(te)
 		w.opts.Meter.Histogram(meterRequestDurationSeconds, labels...).Update(te)
-
-		if w.opts.LoggerEnabled {
-			w.opts.Logger.Fields(w.opts.LoggerObserver(context.TODO(), "ExecContext", name, td, err)...).Log(context.TODO(), w.opts.LoggerLevel)
-		}
+		/*
+			if w.opts.LoggerEnabled && w.opts.Logger.V(w.opts.LoggerLevel) {
+				w.opts.Logger.Log(ctx, w.opts.LoggerLevel, w.opts.LoggerObserver(ctx, "ExecContext", name, td, err)...)
+			}
+		*/
 		return res, err
 	}
+
 	values, err := namedValueToValue(args)
 	if err != nil {
 		w.opts.Meter.Counter(meterRequestTotal, append(labels, labelStatus, labelFailure)...).Inc()
-		span.AddLabels("error", true)
-		span.AddLabels("err", err.Error())
-
-		if w.opts.LoggerEnabled {
-			w.opts.Logger.Fields(w.opts.LoggerObserver(context.TODO(), "ExecContext", name, 0, err)...).Log(context.TODO(), w.opts.LoggerLevel)
-		}
+		span.SetStatus(tracer.SpanStatusError, err.Error())
+		/*
+			if w.opts.LoggerEnabled && w.opts.Logger.V(w.opts.LoggerLevel) {
+				w.opts.Logger.Log(ctx, w.opts.LoggerLevel, w.opts.LoggerObserver(ctx, "ExecContext", name, 0, err)...)
+			}
+		*/
 		return nil, err
 	}
 	ts := time.Now()
-	// nolint:staticcheck
-	res, err := w.Exec(values)
+	res, err := w.Exec(values) // nolint:staticcheck
 	td := time.Since(ts)
 	te := td.Seconds()
 	if err != nil {
 		w.opts.Meter.Counter(meterRequestTotal, append(labels, labelStatus, labelFailure)...).Inc()
-		span.AddLabels("error", true)
-		span.AddLabels("err", err.Error())
+		span.SetStatus(tracer.SpanStatusError, err.Error())
 	} else {
 		w.opts.Meter.Counter(meterRequestTotal, append(labels, labelStatus, labelSuccess)...).Inc()
 	}
 
 	w.opts.Meter.Summary(meterRequestLatencyMicroseconds, labels...).Update(te)
 	w.opts.Meter.Histogram(meterRequestDurationSeconds, labels...).Update(te)
-
-	if w.opts.LoggerEnabled {
-		w.opts.Logger.Fields(w.opts.LoggerObserver(context.TODO(), "ExecContext", name, td, err)).Log(context.TODO(), w.opts.LoggerLevel)
-	}
+	/*
+		if w.opts.LoggerEnabled && w.opts.Logger.V(w.opts.LoggerLevel) {
+			w.opts.Logger.Log(ctx, w.opts.LoggerLevel, w.opts.LoggerObserver(ctx, "ExecContext", name, td, err)...)
+		}
+	*/
 	return res, err
 }
 
-// QueryContext implements Driver.QueryerContext QueryContext
-func (w *wrapperStmt) QueryContext(ctx context.Context, query string, args []driver.NamedValue) (driver.Rows, error) {
-	nctx, span := w.opts.Tracer.Start(ctx, "QueryContext")
-	span.AddLabels("method", "QueryContext")
+// QueryContext implements driver.StmtQueryContext StmtQueryContext
+func (w *wrapperStmt) QueryContext(ctx context.Context, args []driver.NamedValue) (driver.Rows, error) {
+	var nctx context.Context
+	var span tracer.Span
+
 	name := getQueryName(ctx)
-	if name != "" {
-		span.AddLabels("query", name)
+	if w.ctx != nil {
+		nctx, span = w.opts.Tracer.Start(w.ctx, "sdk.database", tracer.WithSpanKind(tracer.SpanKindClient))
 	} else {
-		name = labelUnknown
+		nctx, span = w.opts.Tracer.Start(ctx, "sdk.database", tracer.WithSpanKind(tracer.SpanKindClient))
 	}
+	span.AddLabels("db.method", "QueryContext")
+	span.AddLabels("db.statement", name)
 	defer span.Finish()
 	if len(args) > 0 {
-		span.AddLabels("args", fmt.Sprintf("%v", namedValueToLabels(args)))
+		span.AddLabels("db.args", fmt.Sprintf("%v", namedValueToLabels(args)))
+	}
+	if id, ok := ctx.Value(requestid.XRequestIDKey{}).(string); ok {
+		span.AddLabels("x-request-id", id)
 	}
 	labels := []string{labelMethod, "QueryContext", labelQuery, name}
-	if conn, ok := w.stmt.(driver.QueryerContext); ok {
+	if conn, ok := w.stmt.(driver.StmtQueryContext); ok {
 		ts := time.Now()
-		rows, err := conn.QueryContext(nctx, query, args)
+		rows, err := conn.QueryContext(nctx, args)
 		td := time.Since(ts)
 		te := td.Seconds()
 		if err != nil {
 			w.opts.Meter.Counter(meterRequestTotal, append(labels, labelStatus, labelFailure)...).Inc()
-			span.AddLabels("error", true)
-			span.AddLabels("err", err.Error())
+			span.SetStatus(tracer.SpanStatusError, err.Error())
 		} else {
 			w.opts.Meter.Counter(meterRequestTotal, append(labels, labelStatus, labelSuccess)...).Inc()
 		}
 
 		w.opts.Meter.Summary(meterRequestLatencyMicroseconds, labels...).Update(te)
 		w.opts.Meter.Histogram(meterRequestDurationSeconds, labels...).Update(te)
-
-		if w.opts.LoggerEnabled {
-			w.opts.Logger.Fields(w.opts.LoggerObserver(context.TODO(), "QueryContext", name, td, err)).Log(context.TODO(), w.opts.LoggerLevel)
-		}
+		/*
+			if w.opts.LoggerEnabled && w.opts.Logger.V(w.opts.LoggerLevel) {
+				w.opts.Logger.Log(ctx, w.opts.LoggerLevel, w.opts.LoggerObserver(ctx, "QueryContext", name, td, err)...)
+			}
+		*/
 		return rows, err
 	}
+
 	values, err := namedValueToValue(args)
 	if err != nil {
 		w.opts.Meter.Counter(meterRequestTotal, append(labels, labelStatus, labelFailure)...).Inc()
 
-		span.AddLabels("error", true)
-		span.AddLabels("err", err.Error())
-
-		if w.opts.LoggerEnabled {
-			w.opts.Logger.Fields(w.opts.LoggerObserver(context.TODO(), "QueryContext", name, 0, err)...).Log(context.TODO(), w.opts.LoggerLevel)
-		}
+		span.SetStatus(tracer.SpanStatusError, err.Error())
+		/*
+			if w.opts.LoggerEnabled && w.opts.Logger.V(w.opts.LoggerLevel) {
+				w.opts.Logger.Log(ctx, w.opts.LoggerLevel, w.opts.LoggerObserver(ctx, "QueryContext", name, 0, err)...)
+			}
+		*/
 		return nil, err
 	}
 	ts := time.Now()
-	// nolint:staticcheck
-	rows, err := w.Query(values)
+	rows, err := w.Query(values) // nolint:staticcheck
 	td := time.Since(ts)
 	te := td.Seconds()
 	if err != nil {
 		w.opts.Meter.Counter(meterRequestTotal, append(labels, labelStatus, labelFailure)...).Inc()
-		span.AddLabels("error", true)
-		span.AddLabels("err", err.Error())
+		span.SetStatus(tracer.SpanStatusError, err.Error())
 	} else {
 		w.opts.Meter.Counter(meterRequestTotal, append(labels, labelStatus, labelSuccess)...).Inc()
 	}
 
 	w.opts.Meter.Summary(meterRequestLatencyMicroseconds, labels...).Update(te)
 	w.opts.Meter.Histogram(meterRequestDurationSeconds, labels...).Update(te)
-
-	if w.opts.LoggerEnabled {
-		w.opts.Logger.Fields(w.opts.LoggerObserver(context.TODO(), "QueryContext", name, td, err)...).Log(context.TODO(), w.opts.LoggerLevel)
-	}
+	/*
+		if w.opts.LoggerEnabled && w.opts.Logger.V(w.opts.LoggerLevel) {
+			w.opts.Logger.Log(ctx, w.opts.LoggerLevel, w.opts.LoggerObserver(ctx, "QueryContext", name, td, err)...)
+		}
+	*/
 	return rows, err
 }

tx.go

@@ -8,41 +8,56 @@ import (
 	"go.unistack.org/micro/v3/tracer"
 )
 
+var _ driver.Tx = (*wrapperTx)(nil)
+
 // wrapperTx defines a wrapper for driver.Tx
 type wrapperTx struct {
 	tx   driver.Tx
 	span tracer.Span
 	opts Options
+	ctx  context.Context
 }
 
 // Commit implements driver.Tx Commit
 func (w *wrapperTx) Commit() error {
-	if w.span != nil {
-		defer w.span.Finish()
-	}
 	ts := time.Now()
 	err := w.tx.Commit()
 	td := time.Since(ts)
-
-	if w.opts.LoggerEnabled {
-		w.opts.Logger.Fields(w.opts.LoggerObserver(context.TODO(), "Commit", labelUnknown, td, err)...).Log(context.TODO(), w.opts.LoggerLevel)
+	_ = td
+	if w.span != nil {
+		if err != nil {
+			w.span.SetStatus(tracer.SpanStatusError, err.Error())
+		}
+		w.span.Finish()
 	}
+	/*
+		if w.opts.LoggerEnabled && w.opts.Logger.V(w.opts.LoggerLevel) {
+			w.opts.Logger.Log(w.ctx, w.opts.LoggerLevel, w.opts.LoggerObserver(w.ctx, "Commit", getCallerName(), td, err)...)
+		}
+	*/
+	w.ctx = nil
 
 	return err
 }
 
 // Rollback implements driver.Tx Rollback
 func (w *wrapperTx) Rollback() error {
-	if w.span != nil {
-		defer w.span.Finish()
-	}
 	ts := time.Now()
 	err := w.tx.Rollback()
 	td := time.Since(ts)
-
-	if w.opts.LoggerEnabled {
-		w.opts.Logger.Fields(w.opts.LoggerObserver(context.TODO(), "Rollback", labelUnknown, td, err)...).Log(context.TODO(), w.opts.LoggerLevel)
+	_ = td
+	if w.span != nil {
+		if err != nil {
+			w.span.SetStatus(tracer.SpanStatusError, err.Error())
+		}
+		w.span.Finish()
 	}
+	/*
+		if w.opts.LoggerEnabled && w.opts.Logger.V(w.opts.LoggerLevel) {
+			w.opts.Logger.Log(w.ctx, w.opts.LoggerLevel, w.opts.LoggerObserver(w.ctx, "Rollback", getCallerName(), td, err)...)
+		}
+	*/
+	w.ctx = nil
 
 	return err
 }

wrap.go

@@ -0,0 +1,17 @@
+package wrapper
+
+import (
+	"database/sql/driver"
+)
+
+func wrapDriver(d driver.Driver, opts Options) driver.Driver {
+	if _, ok := d.(driver.DriverContext); ok {
+		return &wrapperDriver{driver: d, opts: opts}
+	}
+	return struct{ driver.Driver }{&wrapperDriver{driver: d, opts: opts}}
+}
+
+// WrapConn allows an existing driver.Conn to be wrapped.
+func WrapConn(c driver.Conn, opts ...Option) driver.Conn {
+	return wrapConn(c, NewOptions(opts...))
+}