init

tests/gen/gen.go

@@ -0,0 +1,44 @@
+package gen
+
+import (
+	"os"
+
+	"github.com/sirupsen/logrus"
+	"google.golang.org/protobuf/proto"
+	"google.golang.org/protobuf/reflect/protodesc"
+	"google.golang.org/protobuf/types/known/anypb"
+
+	test "go.linka.cloud/protofilters/tests/pb"
+)
+
+func Gen() {
+	t := &test.Test{StringField: "whatever..."}
+	tf, err := os.Create("test.bin")
+	if err != nil {
+		logrus.Fatal(err)
+	}
+	defer tf.Close()
+	a, err := anypb.New(t)
+	if err != nil {
+		logrus.Fatal(err)
+	}
+	b, err := proto.Marshal(a)
+	if err != nil {
+		logrus.Fatal(err)
+	}
+	if _, err := tf.Write(b); err != nil {
+		logrus.Fatal(err)
+	}
+	tdf, err := os.Create("test.file-descriptor.bin")
+	if err != nil {
+		logrus.Fatal(err)
+	}
+	defer tdf.Close()
+	b, err = proto.Marshal(protodesc.ToFileDescriptorProto(t.ProtoReflect().Descriptor().ParentFile()))
+	if err != nil {
+		logrus.Fatal(err)
+	}
+	if _, err := tdf.Write(b); err != nil {
+		logrus.Fatal(err)
+	}
+}

tests/main.go

@@ -0,0 +1,60 @@
+package main
+
+import (
+	"io/ioutil"
+
+	"github.com/sirupsen/logrus"
+	"google.golang.org/protobuf/proto"
+	"google.golang.org/protobuf/reflect/protodesc"
+	"google.golang.org/protobuf/reflect/protoregistry"
+	"google.golang.org/protobuf/types/descriptorpb"
+	"google.golang.org/protobuf/types/dynamicpb"
+	"google.golang.org/protobuf/types/known/anypb"
+
+	ff "go.linka.cloud/protofilters"
+	"go.linka.cloud/protofilters/matcher"
+)
+
+func main() {
+	// gen.Gen()
+	b, err := ioutil.ReadFile("test.file-descriptor.bin")
+	if err != nil {
+		logrus.Fatal(err)
+	}
+	var fdp descriptorpb.FileDescriptorProto
+	if err := proto.Unmarshal(b, &fdp); err != nil {
+		logrus.Fatal(err)
+	}
+	fd, err := protodesc.NewFile(&fdp, protoregistry.GlobalFiles)
+	if err != nil {
+		logrus.Fatal(err)
+	}
+	// protodesc.NewFile(d.)
+	d := dynamicpb.NewMessage(fd.Messages().Get(0))
+	b, err = ioutil.ReadFile("test.bin")
+	if err != nil {
+		logrus.Fatal(err)
+	}
+	a := anypb.Any{}
+	if err := proto.Unmarshal(b, &a); err != nil {
+		logrus.Fatal(err)
+	}
+	if err := anypb.UnmarshalTo(&a, d, proto.UnmarshalOptions{}); err != nil {
+		logrus.Fatal(err)
+	}
+	logrus.Infof("%+v", d)
+	logrus.Info(d.ProtoReflect().Descriptor().FullName())
+	filter := &ff.FieldFilter{
+		Field: "string_field",
+		// Filter: ff.StringRegex(".*....*"),
+		Filter: ff.StringIN("", "whatever..."),
+	}
+	ok, err := matcher.MatchFilters(d, filter)
+	if err != nil {
+		logrus.Fatal(err)
+	}
+	if !ok {
+		logrus.Fatal("reg ex not found")
+	}
+	logrus.Infof("%v match %v", d, filter)
+}