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logger.go
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logger.go
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/*
Copyright © 2022 MicroOps-cn.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package gorm
import (
"context"
"fmt"
"time"
kitlog "github.com/go-kit/log"
"github.com/go-kit/log/level"
"go.opentelemetry.io/otel"
"go.opentelemetry.io/otel/attribute"
"go.opentelemetry.io/otel/codes"
"go.opentelemetry.io/otel/trace"
"gorm.io/gorm"
"gorm.io/gorm/logger"
"gorm.io/gorm/utils"
"github.com/MicroOps-cn/fuck/log"
)
type logContext struct {
logger kitlog.Logger
slowThreshold time.Duration
tracer trace.Tracer
}
func (l *logContext) LogMode(lvl logger.LogLevel) logger.Interface {
var filter kitlog.Logger
switch lvl {
case logger.Silent:
filter = level.NewFilter(l.logger, level.AllowNone())
case logger.Info:
filter = level.NewFilter(l.logger, level.AllowInfo())
case logger.Warn:
filter = level.NewFilter(l.logger, level.AllowWarn())
case logger.Error:
filter = level.NewFilter(l.logger, level.AllowError())
default:
filter = l.logger
}
return NewLogAdapter(filter, l.slowThreshold, l.tracer)
}
func (l logContext) Info(_ context.Context, msg string, data ...interface{}) {
level.Info(l.logger).Log(log.CallerName, utils.FileWithLineNum(), "msg", fmt.Sprintf(msg, data...))
}
func (l logContext) Warn(_ context.Context, msg string, data ...interface{}) {
level.Warn(l.logger).Log(log.CallerName, utils.FileWithLineNum(), "msg", fmt.Sprintf(msg, data...))
}
func (l logContext) Error(_ context.Context, msg string, data ...interface{}) {
level.Error(l.logger).Log(log.CallerName, utils.FileWithLineNum(), "msg", fmt.Sprintf(msg, data...))
}
func (l logContext) Trace(ctx context.Context, begin time.Time, fc func() (string, int64), err error) {
elapsed := time.Since(begin)
var span trace.Span
if l.tracer != nil {
_, span = l.tracer.Start(ctx, "ExecuteSQL", trace.WithTimestamp(begin), trace.WithSpanKind(trace.SpanKindClient))
} else {
_, span = otel.GetTracerProvider().Tracer(instrumentationName).Start(ctx, "ExecuteSQL", trace.WithTimestamp(begin), trace.WithSpanKind(trace.SpanKindClient))
}
defer span.End()
sql, rows := fc()
span.SetAttributes(attribute.String("db.statement", sql), attribute.Int64("db.row_return_count", rows))
switch {
case err != nil && err != gorm.ErrRecordNotFound:
span.SetStatus(codes.Error, err.Error())
level.Error(l.logger).Log(log.CallerName, utils.FileWithLineNum(), "msg", "SQL execution exception", log.WrapKeyName("errorMsg"), err, log.WrapKeyName("sql"), sql, log.WrapKeyName("execTime"), float64(elapsed.Nanoseconds())/1e6, log.WrapKeyName("rowReturnCount"), rows)
case elapsed > l.slowThreshold && l.slowThreshold != 0:
span.SetStatus(codes.Ok, "")
level.Warn(l.logger).Log(log.CallerName, utils.FileWithLineNum(), "msg", "exec SQL query", log.WrapKeyName("sql"), sql, log.WrapKeyName("execTime"), float64(elapsed.Nanoseconds())/1e6, log.WrapKeyName("rowReturnCount"), rows)
default:
span.SetStatus(codes.Ok, "")
level.Debug(l.logger).Log(log.CallerName, utils.FileWithLineNum(), "msg", "exec SQL query", log.WrapKeyName("sql"), sql, log.WrapKeyName("execTime"), float64(elapsed.Nanoseconds())/1e6, log.WrapKeyName("rowReturnCount"), rows)
}
}
func NewLogAdapter(l kitlog.Logger, slowThreshold time.Duration, tracer trace.Tracer) logger.Interface {
return &logContext{logger: l, slowThreshold: slowThreshold, tracer: tracer}
}
var _ logger.Interface = new(logContext)