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package mon
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import (
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"context"
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"encoding/json"
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"time"
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"github.com/zeromicro/go-zero/core/breaker"
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"github.com/zeromicro/go-zero/core/logx"
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"github.com/zeromicro/go-zero/core/timex"
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"github.com/zeromicro/go-zero/core/trace"
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"go.mongodb.org/mongo-driver/mongo"
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mopt "go.mongodb.org/mongo-driver/mongo/options"
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"go.mongodb.org/mongo-driver/x/mongo/driver/session"
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"go.opentelemetry.io/otel"
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tracesdk "go.opentelemetry.io/otel/trace"
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)
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const defaultSlowThreshold = time.Millisecond * 500
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// ErrNotFound is an alias of mongo.ErrNoDocuments
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var ErrNotFound = mongo.ErrNoDocuments
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type (
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// Collection defines a MongoDB collection.
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Collection interface {
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// Aggregate executes an aggregation pipeline.
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Aggregate(ctx context.Context, pipeline interface{}, opts ...*mopt.AggregateOptions) (
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*mongo.Cursor, error)
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// BulkWrite performs a bulk write operation.
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BulkWrite(ctx context.Context, models []mongo.WriteModel, opts ...*mopt.BulkWriteOptions) (
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*mongo.BulkWriteResult, error)
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// Clone creates a copy of this collection with the same settings.
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Clone(opts ...*mopt.CollectionOptions) (*mongo.Collection, error)
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// CountDocuments returns the number of documents in the collection that match the filter.
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CountDocuments(ctx context.Context, filter interface{}, opts ...*mopt.CountOptions) (int64, error)
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// Database returns the database that this collection is a part of.
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Database() *mongo.Database
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// DeleteMany deletes documents from the collection that match the filter.
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DeleteMany(ctx context.Context, filter interface{}, opts ...*mopt.DeleteOptions) (
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*mongo.DeleteResult, error)
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// DeleteOne deletes at most one document from the collection that matches the filter.
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DeleteOne(ctx context.Context, filter interface{}, opts ...*mopt.DeleteOptions) (
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*mongo.DeleteResult, error)
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// Distinct returns a list of distinct values for the given key across the collection.
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Distinct(ctx context.Context, fieldName string, filter interface{},
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opts ...*mopt.DistinctOptions) ([]interface{}, error)
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// Drop drops this collection from database.
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Drop(ctx context.Context) error
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// EstimatedDocumentCount returns an estimate of the count of documents in a collection
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// using collection metadata.
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EstimatedDocumentCount(ctx context.Context, opts ...*mopt.EstimatedDocumentCountOptions) (int64, error)
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// Find finds the documents matching the provided filter.
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Find(ctx context.Context, filter interface{}, opts ...*mopt.FindOptions) (*mongo.Cursor, error)
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// FindOne returns up to one document that matches the provided filter.
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FindOne(ctx context.Context, filter interface{}, opts ...*mopt.FindOneOptions) (
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*mongo.SingleResult, error)
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// FindOneAndDelete returns at most one document that matches the filter. If the filter
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// matches multiple documents, only the first document is deleted.
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FindOneAndDelete(ctx context.Context, filter interface{}, opts ...*mopt.FindOneAndDeleteOptions) (
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*mongo.SingleResult, error)
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// FindOneAndReplace returns at most one document that matches the filter. If the filter
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// matches multiple documents, FindOneAndReplace returns the first document in the
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// collection that matches the filter.
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FindOneAndReplace(ctx context.Context, filter interface{}, replacement interface{},
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opts ...*mopt.FindOneAndReplaceOptions) (*mongo.SingleResult, error)
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// FindOneAndUpdate returns at most one document that matches the filter. If the filter
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// matches multiple documents, FindOneAndUpdate returns the first document in the
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// collection that matches the filter.
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FindOneAndUpdate(ctx context.Context, filter interface{}, update interface{},
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opts ...*mopt.FindOneAndUpdateOptions) (*mongo.SingleResult, error)
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// Indexes returns the index view for this collection.
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Indexes() mongo.IndexView
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// InsertMany inserts the provided documents.
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InsertMany(ctx context.Context, documents []interface{}, opts ...*mopt.InsertManyOptions) (
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*mongo.InsertManyResult, error)
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// InsertOne inserts the provided document.
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InsertOne(ctx context.Context, document interface{}, opts ...*mopt.InsertOneOptions) (
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*mongo.InsertOneResult, error)
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// ReplaceOne replaces at most one document that matches the filter.
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ReplaceOne(ctx context.Context, filter interface{}, replacement interface{},
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opts ...*mopt.ReplaceOptions) (*mongo.UpdateResult, error)
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// UpdateByID updates a single document matching the provided filter.
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UpdateByID(ctx context.Context, id interface{}, update interface{},
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opts ...*mopt.UpdateOptions) (*mongo.UpdateResult, error)
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// UpdateMany updates the provided documents.
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UpdateMany(ctx context.Context, filter interface{}, update interface{},
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opts ...*mopt.UpdateOptions) (*mongo.UpdateResult, error)
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// UpdateOne updates a single document matching the provided filter.
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UpdateOne(ctx context.Context, filter interface{}, update interface{},
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opts ...*mopt.UpdateOptions) (*mongo.UpdateResult, error)
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// Watch returns a change stream cursor used to receive notifications of changes to the collection.
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Watch(ctx context.Context, pipeline interface{}, opts ...*mopt.ChangeStreamOptions) (
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*mongo.ChangeStream, error)
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}
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decoratedCollection struct {
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*mongo.Collection
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name string
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brk breaker.Breaker
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}
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keepablePromise struct {
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promise breaker.Promise
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log func(error)
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}
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)
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func newCollection(collection *mongo.Collection, brk breaker.Breaker) Collection {
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return &decoratedCollection{
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Collection: collection,
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name: collection.Name(),
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brk: brk,
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}
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}
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func (c *decoratedCollection) Aggregate(ctx context.Context, pipeline interface{},
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opts ...*mopt.AggregateOptions) (cur *mongo.Cursor, err error) {
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ctx, span := startSpan(ctx)
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defer span.End()
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err = c.brk.DoWithAcceptable(func() error {
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starTime := timex.Now()
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defer func() {
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c.logDurationSimple("Aggregate", starTime, err)
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}()
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cur, err = c.Collection.Aggregate(ctx, pipeline, opts...)
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return err
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}, acceptable)
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return
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}
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func (c *decoratedCollection) BulkWrite(ctx context.Context, models []mongo.WriteModel,
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opts ...*mopt.BulkWriteOptions) (res *mongo.BulkWriteResult, err error) {
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ctx, span := startSpan(ctx)
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defer span.End()
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err = c.brk.DoWithAcceptable(func() error {
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startTime := timex.Now()
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defer func() {
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c.logDurationSimple("BulkWrite", startTime, err)
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}()
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res, err = c.Collection.BulkWrite(ctx, models, opts...)
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return err
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}, acceptable)
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return
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}
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func (c *decoratedCollection) CountDocuments(ctx context.Context, filter interface{},
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opts ...*mopt.CountOptions) (count int64, err error) {
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ctx, span := startSpan(ctx)
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defer span.End()
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err = c.brk.DoWithAcceptable(func() error {
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startTime := timex.Now()
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defer func() {
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c.logDurationSimple("CountDocuments", startTime, err)
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}()
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count, err = c.Collection.CountDocuments(ctx, filter, opts...)
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return err
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}, acceptable)
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return
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}
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func (c *decoratedCollection) DeleteMany(ctx context.Context, filter interface{},
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opts ...*mopt.DeleteOptions) (res *mongo.DeleteResult, err error) {
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ctx, span := startSpan(ctx)
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defer span.End()
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err = c.brk.DoWithAcceptable(func() error {
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startTime := timex.Now()
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defer func() {
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c.logDurationSimple("DeleteMany", startTime, err)
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}()
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res, err = c.Collection.DeleteMany(ctx, filter, opts...)
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return err
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}, acceptable)
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return
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}
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func (c *decoratedCollection) DeleteOne(ctx context.Context, filter interface{},
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opts ...*mopt.DeleteOptions) (res *mongo.DeleteResult, err error) {
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ctx, span := startSpan(ctx)
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defer span.End()
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err = c.brk.DoWithAcceptable(func() error {
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startTime := timex.Now()
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defer func() {
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c.logDuration("DeleteOne", startTime, err, filter)
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}()
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res, err = c.Collection.DeleteOne(ctx, filter, opts...)
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return err
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}, acceptable)
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return
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}
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func (c *decoratedCollection) Distinct(ctx context.Context, fieldName string, filter interface{},
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opts ...*mopt.DistinctOptions) (val []interface{}, err error) {
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ctx, span := startSpan(ctx)
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defer span.End()
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err = c.brk.DoWithAcceptable(func() error {
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startTime := timex.Now()
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defer func() {
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c.logDurationSimple("Distinct", startTime, err)
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}()
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val, err = c.Collection.Distinct(ctx, fieldName, filter, opts...)
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return err
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}, acceptable)
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return
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}
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func (c *decoratedCollection) EstimatedDocumentCount(ctx context.Context,
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opts ...*mopt.EstimatedDocumentCountOptions) (val int64, err error) {
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ctx, span := startSpan(ctx)
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defer span.End()
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err = c.brk.DoWithAcceptable(func() error {
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startTime := timex.Now()
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defer func() {
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c.logDurationSimple("EstimatedDocumentCount", startTime, err)
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}()
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val, err = c.Collection.EstimatedDocumentCount(ctx, opts...)
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return err
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}, acceptable)
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return
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}
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func (c *decoratedCollection) Find(ctx context.Context, filter interface{},
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opts ...*mopt.FindOptions) (cur *mongo.Cursor, err error) {
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ctx, span := startSpan(ctx)
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defer span.End()
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err = c.brk.DoWithAcceptable(func() error {
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startTime := timex.Now()
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defer func() {
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c.logDuration("Find", startTime, err, filter)
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}()
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cur, err = c.Collection.Find(ctx, filter, opts...)
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return err
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}, acceptable)
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return
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}
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func (c *decoratedCollection) FindOne(ctx context.Context, filter interface{},
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opts ...*mopt.FindOneOptions) (res *mongo.SingleResult, err error) {
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ctx, span := startSpan(ctx)
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defer span.End()
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err = c.brk.DoWithAcceptable(func() error {
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startTime := timex.Now()
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defer func() {
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c.logDuration("FindOne", startTime, err, filter)
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}()
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res = c.Collection.FindOne(ctx, filter, opts...)
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err = res.Err()
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return err
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}, acceptable)
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return
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}
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func (c *decoratedCollection) FindOneAndDelete(ctx context.Context, filter interface{},
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opts ...*mopt.FindOneAndDeleteOptions) (res *mongo.SingleResult, err error) {
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ctx, span := startSpan(ctx)
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defer span.End()
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err = c.brk.DoWithAcceptable(func() error {
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startTime := timex.Now()
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defer func() {
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c.logDuration("FindOneAndDelete", startTime, err, filter)
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}()
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res = c.Collection.FindOneAndDelete(ctx, filter, opts...)
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err = res.Err()
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return err
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}, acceptable)
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return
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}
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func (c *decoratedCollection) FindOneAndReplace(ctx context.Context, filter interface{},
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replacement interface{}, opts ...*mopt.FindOneAndReplaceOptions) (
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res *mongo.SingleResult, err error) {
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ctx, span := startSpan(ctx)
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defer span.End()
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err = c.brk.DoWithAcceptable(func() error {
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startTime := timex.Now()
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defer func() {
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c.logDuration("FindOneAndReplace", startTime, err, filter, replacement)
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}()
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res = c.Collection.FindOneAndReplace(ctx, filter, replacement, opts...)
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err = res.Err()
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return err
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}, acceptable)
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return
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}
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func (c *decoratedCollection) FindOneAndUpdate(ctx context.Context, filter interface{}, update interface{},
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opts ...*mopt.FindOneAndUpdateOptions) (res *mongo.SingleResult, err error) {
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ctx, span := startSpan(ctx)
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defer span.End()
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err = c.brk.DoWithAcceptable(func() error {
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startTime := timex.Now()
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defer func() {
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c.logDuration("FindOneAndUpdate", startTime, err, filter, update)
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}()
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res = c.Collection.FindOneAndUpdate(ctx, filter, update, opts...)
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err = res.Err()
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return err
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}, acceptable)
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return
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}
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func (c *decoratedCollection) InsertMany(ctx context.Context, documents []interface{},
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opts ...*mopt.InsertManyOptions) (res *mongo.InsertManyResult, err error) {
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ctx, span := startSpan(ctx)
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defer span.End()
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err = c.brk.DoWithAcceptable(func() error {
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startTime := timex.Now()
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defer func() {
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c.logDurationSimple("InsertMany", startTime, err)
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}()
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res, err = c.Collection.InsertMany(ctx, documents, opts...)
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return err
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}, acceptable)
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return
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}
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func (c *decoratedCollection) InsertOne(ctx context.Context, document interface{},
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opts ...*mopt.InsertOneOptions) (res *mongo.InsertOneResult, err error) {
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ctx, span := startSpan(ctx)
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defer span.End()
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err = c.brk.DoWithAcceptable(func() error {
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startTime := timex.Now()
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defer func() {
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c.logDuration("InsertOne", startTime, err, document)
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}()
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res, err = c.Collection.InsertOne(ctx, document, opts...)
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return err
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}, acceptable)
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return
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}
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func (c *decoratedCollection) ReplaceOne(ctx context.Context, filter interface{}, replacement interface{},
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opts ...*mopt.ReplaceOptions) (res *mongo.UpdateResult, err error) {
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ctx, span := startSpan(ctx)
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defer span.End()
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|
err = c.brk.DoWithAcceptable(func() error {
|
|
|
|
startTime := timex.Now()
|
|
|
|
defer func() {
|
|
|
|
c.logDuration("ReplaceOne", startTime, err, filter, replacement)
|
|
|
|
}()
|
|
|
|
|
|
|
|
res, err = c.Collection.ReplaceOne(ctx, filter, replacement, opts...)
|
|
|
|
return err
|
|
|
|
}, acceptable)
|
|
|
|
return
|
|
|
|
}
|
|
|
|
|
|
|
|
func (c *decoratedCollection) UpdateByID(ctx context.Context, id interface{}, update interface{},
|
|
|
|
opts ...*mopt.UpdateOptions) (res *mongo.UpdateResult, err error) {
|
|
|
|
ctx, span := startSpan(ctx)
|
|
|
|
defer span.End()
|
|
|
|
|
|
|
|
err = c.brk.DoWithAcceptable(func() error {
|
|
|
|
startTime := timex.Now()
|
|
|
|
defer func() {
|
|
|
|
c.logDuration("UpdateByID", startTime, err, id, update)
|
|
|
|
}()
|
|
|
|
|
|
|
|
res, err = c.Collection.UpdateByID(ctx, id, update, opts...)
|
|
|
|
return err
|
|
|
|
}, acceptable)
|
|
|
|
return
|
|
|
|
}
|
|
|
|
|
|
|
|
func (c *decoratedCollection) UpdateMany(ctx context.Context, filter interface{}, update interface{},
|
|
|
|
opts ...*mopt.UpdateOptions) (res *mongo.UpdateResult, err error) {
|
|
|
|
ctx, span := startSpan(ctx)
|
|
|
|
defer span.End()
|
|
|
|
|
|
|
|
err = c.brk.DoWithAcceptable(func() error {
|
|
|
|
startTime := timex.Now()
|
|
|
|
defer func() {
|
|
|
|
c.logDurationSimple("UpdateMany", startTime, err)
|
|
|
|
}()
|
|
|
|
|
|
|
|
res, err = c.Collection.UpdateMany(ctx, filter, update, opts...)
|
|
|
|
return err
|
|
|
|
}, acceptable)
|
|
|
|
return
|
|
|
|
}
|
|
|
|
|
|
|
|
func (c *decoratedCollection) UpdateOne(ctx context.Context, filter interface{}, update interface{},
|
|
|
|
opts ...*mopt.UpdateOptions) (res *mongo.UpdateResult, err error) {
|
|
|
|
ctx, span := startSpan(ctx)
|
|
|
|
defer span.End()
|
|
|
|
|
|
|
|
err = c.brk.DoWithAcceptable(func() error {
|
|
|
|
startTime := timex.Now()
|
|
|
|
defer func() {
|
|
|
|
c.logDuration("UpdateOne", startTime, err, filter, update)
|
|
|
|
}()
|
|
|
|
|
|
|
|
res, err = c.Collection.UpdateOne(ctx, filter, update, opts...)
|
|
|
|
return err
|
|
|
|
}, acceptable)
|
|
|
|
return
|
|
|
|
}
|
|
|
|
|
|
|
|
func (c *decoratedCollection) logDuration(method string, startTime time.Duration, err error,
|
|
|
|
docs ...interface{}) {
|
|
|
|
duration := timex.Since(startTime)
|
|
|
|
content, e := json.Marshal(docs)
|
|
|
|
if e != nil {
|
|
|
|
logx.Error(err)
|
|
|
|
} else if err != nil {
|
|
|
|
if duration > slowThreshold.Load() {
|
|
|
|
logx.WithDuration(duration).Slowf("[MONGO] mongo(%s) - slowcall - %s - fail(%s) - %s",
|
|
|
|
c.name, method, err.Error(), string(content))
|
|
|
|
} else {
|
|
|
|
logx.WithDuration(duration).Infof("mongo(%s) - %s - fail(%s) - %s",
|
|
|
|
c.name, method, err.Error(), string(content))
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
if duration > slowThreshold.Load() {
|
|
|
|
logx.WithDuration(duration).Slowf("[MONGO] mongo(%s) - slowcall - %s - ok - %s",
|
|
|
|
c.name, method, string(content))
|
|
|
|
} else {
|
|
|
|
logx.WithDuration(duration).Infof("mongo(%s) - %s - ok - %s", c.name, method, string(content))
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
func (c *decoratedCollection) logDurationSimple(method string, startTime time.Duration, err error) {
|
|
|
|
logDuration(c.name, method, startTime, err)
|
|
|
|
}
|
|
|
|
|
|
|
|
func (p keepablePromise) accept(err error) error {
|
|
|
|
p.promise.Accept()
|
|
|
|
p.log(err)
|
|
|
|
return err
|
|
|
|
}
|
|
|
|
|
|
|
|
func (p keepablePromise) keep(err error) error {
|
|
|
|
if acceptable(err) {
|
|
|
|
p.promise.Accept()
|
|
|
|
} else {
|
|
|
|
p.promise.Reject(err.Error())
|
|
|
|
}
|
|
|
|
|
|
|
|
p.log(err)
|
|
|
|
return err
|
|
|
|
}
|
|
|
|
|
|
|
|
func acceptable(err error) bool {
|
|
|
|
return err == nil || err == mongo.ErrNoDocuments || err == mongo.ErrNilValue ||
|
|
|
|
err == mongo.ErrNilDocument || err == mongo.ErrNilCursor || err == mongo.ErrEmptySlice ||
|
|
|
|
// session err
|
|
|
|
err == session.ErrSessionEnded || err == session.ErrNoTransactStarted || err == session.ErrTransactInProgress ||
|
|
|
|
err == session.ErrAbortAfterCommit || err == session.ErrAbortTwice || err == session.ErrCommitAfterAbort ||
|
|
|
|
err == session.ErrUnackWCUnsupported || err == session.ErrSnapshotTransaction
|
|
|
|
}
|
|
|
|
|
|
|
|
func startSpan(ctx context.Context) (context.Context, tracesdk.Span) {
|
|
|
|
tracer := otel.GetTracerProvider().Tracer(trace.TraceName)
|
|
|
|
return tracer.Start(ctx, "mongo")
|
|
|
|
}
|