Update to MongoDB Go driver 2.4 (#187)

This updates MongoDB’s Go driver to version 2.4, which dropped support for 4.0 but can still work with it via a simple tweak of the globals (per the driver team’s recommendation in GODRIVER-3701).

Author: FGasper

go.mod

@@ -22,7 +22,7 @@ require (
 	github.com/urfave/cli v1.22.9
 
 	// NB: This is the last driver version that supported 4.0.
-	go.mongodb.org/mongo-driver/v2 v2.3.1
+	go.mongodb.org/mongo-driver/v2 v2.4.0
 	golang.org/x/exp v0.0.0-20240719175910-8a7402abbf56
 	golang.org/x/sync v0.18.0
 	gopkg.in/natefinch/lumberjack.v2 v2.0.0

go.sum

@@ -131,6 +131,8 @@ github.com/youmark/pkcs8 v0.0.0-20240726163527-a2c0da244d78/go.mod h1:aL8wCCfTfS
 github.com/yuin/goldmark v1.4.13/go.mod h1:6yULJ656Px+3vBD8DxQVa3kxgyrAnzto9xy5taEt/CY=
 go.mongodb.org/mongo-driver/v2 v2.3.1 h1:WrCgSzO7dh1/FrePud9dK5fKNZOE97q5EQimGkos7Wo=
 go.mongodb.org/mongo-driver/v2 v2.3.1/go.mod h1:jHeEDJHJq7tm6ZF45Issun9dbogjfnPySb1vXA7EeAI=
+go.mongodb.org/mongo-driver/v2 v2.4.0 h1:Oq6BmUAAFTzMeh6AonuDlgZMuAuEiUxoAD1koK5MuFo=
+go.mongodb.org/mongo-driver/v2 v2.4.0/go.mod h1:jHeEDJHJq7tm6ZF45Issun9dbogjfnPySb1vXA7EeAI=
 golang.org/x/arch v0.16.0 h1:foMtLTdyOmIniqWCHjY6+JxuC54XP1fDwx4N0ASyW+U=
 golang.org/x/arch v0.16.0/go.mod h1:JmwW7aLIoRUKgaTzhkiEFxvcEiQGyOg9BMonBJUS7EE=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=

internal/verifier/driver_topology.go

@@ -0,0 +1,12 @@
+package verifier
+
+import "go.mongodb.org/mongo-driver/v2/x/mongo/driver/topology"
+
+func init() {
+
+	// Version 2.4 of the driver dropped support for server 4.0.
+	// This is a workaround from GODRIVER-3701 that the maintainers
+	// indicate will preserve the needed functionality.
+	topology.MinSupportedMongoDBVersion = "4.0"
+	topology.SupportedWireVersions.Min = 7 // 4.0
+}