switch to official mongo-go-driver

4 files changed, 86 insertions, 46 deletions

diff --git a/backend/db/mongo.go b/backend/db/mongo.go
index 4c8a739..b29f5f2 100644
--- a/backend/db/mongo.go
+++ b/backend/db/mongo.go
@@ -1,17 +1,18 @@
 package db
 
 import (
-	"crypto/tls"
+	"context"
 	"fmt"
-	"net"
+	"time"
 
-	"github.com/globalsign/mgo"
-	"github.com/globalsign/mgo/bson"
 	log "github.com/sirupsen/logrus"
+	"go.mongodb.org/mongo-driver/bson"
+	"go.mongodb.org/mongo-driver/mongo"
+	"go.mongodb.org/mongo-driver/mongo/options"
 )
 
-var Session *mgo.Session
-var pastes *mgo.Collection
+var Session *mongo.Session
+var pastes *mongo.Collection
 
 func initSessions(user, pass, ip string) {
 	log.Infof("attempting connection to %s", ip)
@@ -19,49 +20,52 @@ func initSessions(user, pass, ip string) {
 	// build uri string
 	URIfmt := "mongodb://%s:%s@%s:27017"
 	mongoURI := fmt.Sprintf(URIfmt, user, pass, ip)
-	dialInfo, err := mgo.ParseURL(mongoURI)
-	if err != nil {
-		log.Fatalf("error parsing uri: %s", err.Error())
-	}
-
-	tlsConfig := &tls.Config{}
-	dialInfo.DialServer = func(addr *mgo.ServerAddr) (net.Conn, error) {
-		conn, err := tls.Dial("tcp", addr.String(), tlsConfig)
-		return conn, err
-	}
 
-	Session, err = mgo.DialWithInfo(dialInfo)
+	ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
+	defer cancel()
+	client, err := mongo.Connect(ctx, options.Client().ApplyURI(mongoURI))
 	if err != nil {
 		log.Fatalf("error establishing connection to mongo: %s", err.Error())
 	}
 
 	// ensure expiry check
-	sessionTTL := mgo.Index{
-		Key:         []string{"expiry"},
-		ExpireAfter: 0,
+  expiryIndex := options.Index().SetExpireAfterSeconds(0)
+	sessionTTL := mongo.IndexModel{
+		Keys: []string{"expiry"},
+    Options: expiryIndex,
 	}
 
 	// ensure hashes are unique
-	uniqueHashes := mgo.Index{
-		Key:    []string{"hash"},
-		Unique: true,
+  uniqueIndex := options.Index().SetUnique(true)
+	uniqueHashes := mongo.IndexModel{
+		Keys:    []string{"hash"},
+    Options: uniqueIndex,
 	}
 
-	_ = Session.DB("main").C("pastes").EnsureIndex(sessionTTL)
-	_ = Session.DB("main").C("pastes").EnsureIndex(uniqueHashes)
+	_, _ = client.Database("main").Collection("pastes").Indexes().CreateOne(ctx, sessionTTL)
+	_, _ = client.Database("main").Collection("pastes").Indexes().CreateOne(ctx, uniqueHashes)
 
 	// Define connection to Databases
-	pastes = Session.DB("main").C("pastes")
+	pastes = client.Database("main").Collection("pastes")
 }
 
 func insert(new Paste) error {
-	return pastes.Insert(new)
+	ctx, cancel := context.WithTimeout(context.Background(), 3*time.Second)
+	defer cancel()
+  _, err := pastes.InsertOne(ctx, new)
+  return err
 }
 
 func fetch(hash string) (Paste, error) {
 	p := Paste{}
-
 	q := bson.M{"hash": hash}
-	err := pastes.Find(q).One(&p)
-	return p, err
+	ctx, cancel := context.WithTimeout(context.Background(), 3*time.Second)
+	defer cancel()
+	result := pastes.FindOne(ctx, q)
+	if (result.Err() != nil) {
+	  return p, result.Err()
+	} else {
+	  result.Decode(&p)
+	  return p, nil
+	}
 }
diff --git a/backend/db/schemas.go b/backend/db/schemas.go
index a3b55d0..2a665aa 100644
--- a/backend/db/schemas.go
+++ b/backend/db/schemas.go
@@ -3,12 +3,12 @@ package db
 import (
 	"time"
 
-	"github.com/globalsign/mgo/bson"
+	"go.mongodb.org/mongo-driver/bson/primitive"
 )
 
 // Paste represents a single paste
 type Paste struct {
-	ID       bson.ObjectId `bson:"_id,omitempty"`
+	ID       primitive.ObjectID `bson:"_id,omitempty"`
 	Hash     string
 	Title    string
 	Content  string
diff --git a/backend/go.mod b/backend/go.mod
index 0832637..5b5fb4f 100644
--- a/backend/go.mod
+++ b/backend/go.mod
@@ -3,12 +3,12 @@ module github.com/jackyzha0/ctrl-v
 go 1.13
 
 require (
-	github.com/globalsign/mgo v0.0.0-20181015135952-eeefdecb41b8
 	github.com/gorilla/mux v1.7.4
 	github.com/joho/godotenv v1.3.0
 	github.com/kr/pretty v0.2.0 // indirect
 	github.com/sirupsen/logrus v1.6.0
-	golang.org/x/crypto v0.0.0-20200510223506-06a226fb4e37
-	golang.org/x/sys v0.0.0-20200413165638-669c56c373c4 // indirect
+	go.mongodb.org/mongo-driver v1.12.0 // indirect
+	golang.org/x/crypto v0.0.0-20220622213112-05595931fe9d
+	golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f // indirect
 	gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 // indirect
 )
diff --git a/backend/go.sum b/backend/go.sum
index d9bb606..c4c5b86 100644
--- a/backend/go.sum
+++ b/backend/go.sum
@@ -1,26 +1,62 @@
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
-github.com/globalsign/mgo v0.0.0-20181015135952-eeefdecb41b8 h1:DujepqpGd1hyOd7aW59XpK7Qymp8iy83xq74fLr21is=
-github.com/globalsign/mgo v0.0.0-20181015135952-eeefdecb41b8/go.mod h1:xkRDCp4j0OGD1HRkm4kmhM+pmpv3AKq5SU7GMg4oO/Q=
-github.com/gorilla/mux v1.7.4 h1:VuZ8uybHlWmqV03+zRzdwKL4tUnIp1MAQtp1mIFE1bc=
+github.com/golang/snappy v0.0.1 h1:Qgr9rKW7uDUkrbSmQeiDsGa8SjGyCOGtuasMWwvp2P4=
+github.com/golang/snappy v0.0.1/go.mod h1:/XxbfmMg8lxefKM7IXC3fBNl/7bRcc72aCRzEWrmP2Q=
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 github.com/gorilla/mux v1.7.4/go.mod h1:DVbg23sWSpFRCP0SfiEN6jmj59UnW/n46BH5rLB71So=
-github.com/joho/godotenv v1.3.0 h1:Zjp+RcGpHhGlrMbJzXTrZZPrWj+1vfm90La1wgB6Bhc=
 github.com/joho/godotenv v1.3.0/go.mod h1:7hK45KPybAkOC6peb+G5yklZfMxEjkZhHbwpqxOKXbg=
+github.com/klauspost/compress v1.13.6 h1:P76CopJELS0TiO2mebmnzgWaajssP/EszplttgQxcgc=
+github.com/klauspost/compress v1.13.6/go.mod h1:/3/Vjq9QcHkK5uEr5lBEmyoZ1iFhe47etQ6QUkpK6sk=
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 github.com/kr/pretty v0.2.0/go.mod h1:ipq/a2n7PKx3OHsz4KJII5eveXtPO4qwEXGdVfWzfnI=
 github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
 github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
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 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
-github.com/sirupsen/logrus v1.6.0 h1:UBcNElsrwanuuMsnGSlYmtmgbb23qDR5dG+6X6Oo89I=
 github.com/sirupsen/logrus v1.6.0/go.mod h1:7uNnSEd1DgxDLC74fIahvMZmmYsHGZGEOFrfsX/uA88=
 github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
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