Ejemplo n.º 1
0
func TestApplier_LeaderState(t *testing.T) {

	buffer := make([]byte, 512)
	builder := namedtuple.NewBuilder(nodeStatus, buffer)
	builder.PutString("ID", "id")
	builder.PutString("Name", "name")
	builder.PutString("DataCenter", "dc1")
	builder.PutUint8("Status", uint8(0))
	builder.PutString("Addr", "127.0.0.1")
	builder.PutInt32("Port", int32(9000))

	// encode data
	tuple, err := builder.Build()
	assert.Nil(t, err)

	var buf bytes.Buffer
	tuple.WriteTo(&buf)
	data := buf.Bytes()

	fwdr := &MockForwarder{}
	future := &MockApplyFuture{}
	future.On("Error").Return(nil)

	raftApplier := &MockRaftApplier{state: raft.Leader, future: future}
	raftApplier.On("State").Return(raft.Leader)
	raftApplier.On("Apply", data, time.Second).Return(future)

	applier := NewApplier(raftApplier, fwdr, &log.NullLogger{}, time.Second)
	err = applier.Apply(tuple)
	assert.Nil(t, err)
	raftApplier.AssertCalled(t, "Apply", data, time.Second)
	fwdr.AssertNotCalled(t, "Forward")
}
Ejemplo n.º 2
0
func TestApplier_FollowerState(t *testing.T) {
	raftApplier := &MockRaftApplier{state: raft.Follower}
	raftApplier.On("State").Return(raft.Follower)

	buffer := make([]byte, 512)
	builder := namedtuple.NewBuilder(nodeStatus, buffer)
	builder.PutString("ID", "id")
	builder.PutString("Name", "name")
	builder.PutString("DataCenter", "dc1")
	builder.PutUint8("Status", uint8(0))
	builder.PutString("Addr", "127.0.0.1")
	builder.PutInt32("Port", int32(9000))

	// encode data
	tuple, err := builder.Build()
	assert.Nil(t, err)

	var buf bytes.Buffer
	tuple.WriteTo(&buf)
	data := buf.Bytes()

	fwdr := &MockForwarder{}
	fwdr.On("Forward", data).Return()
	applier := &applier{
		logger:    &log.NullLogger{},
		raft:      raftApplier,
		forwarder: fwdr,
	}
	err = applier.Apply(tuple)
	assert.Nil(t, err)
}
Ejemplo n.º 3
0
func (c *cerebrum) updateNodeStatus(details *NodeDetails, status NodeStatus) (err error) {
	buffer := make([]byte, 512)
	builder := namedtuple.NewBuilder(nodeStatus, buffer)
	if _, err = builder.PutString("ID", details.ID); err != nil {
		c.logger.Warn("Failed to encode NodeStatus", "field", "ID", "err", err)
		return
	}
	if _, err = builder.PutString("Name", details.Name); err != nil {
		c.logger.Warn("Failed to encode NodeStatus", "field", "Name", "err", err)
		return
	}
	if _, err = builder.PutString("DataCenter", details.DataCenter); err != nil {
		c.logger.Warn("Failed to encode NodeStatus", "field", "DataCenter", "err", err)
		return
	}
	if _, err = builder.PutUint8("Status", uint8(status)); err != nil {
		c.logger.Warn("Failed to encode NodeStatus", "field", "Status", "err", err)
		return
	}
	if _, err = builder.PutString("Addr", details.Addr.String()); err != nil {
		c.logger.Warn("Failed to encode NodeStatus", "field", "Addr", "err", err)
		return
	}
	if _, err = builder.PutInt32("Port", int32(details.Port)); err != nil {
		c.logger.Warn("Failed to encode NodeStatus", "field", "Port", "err", err)
		return
	}

	// encode data
	tuple, err := builder.Build()
	if err != nil {
		c.logger.Warn("Failed to build NodeStatus", "err", err)
		return
	}
	return c.applier.Apply(tuple)
}
Ejemplo n.º 4
0
func TestEncoding(t *testing.T) {

	data, _ := ioutil.ReadFile("/Users/mfranks/.go/src/github.com/subsilent/kappa/skl/skl.nt")
	// fmt.Println(string(data))
	pkgList := schema.NewPackageList()

	// create parser
	parser := schema.NewParser(pkgList)
	pkg, _ := parser.Parse("skl", string(data))
	// fmt.Println(err)
	// fmt.Println(pkg)

	// Builders
	buf := make([]byte, 16384)
	builders := make(map[string]namedtuple.TupleBuilder)

	for _, typ := range pkg.Types {
		tupleType := namedtuple.New(pkg.Name, typ.Name)
		for _, v := range typ.Versions {
			fields := make([]namedtuple.Field, 0)
			for _, f := range v.Fields {
				field := namedtuple.Field{}
				field.Name = f.Name
				field.Required = f.IsRequired

				switch f.Type {
				case "string":
					if f.IsArray {
						field.Type = namedtuple.StringField
					} else {
						field.Type = namedtuple.StringArrayField
					}
				case "byte":
					if f.IsArray {
						field.Type = namedtuple.Uint8Field
					} else {
						field.Type = namedtuple.Uint8ArrayField
					}
				case "uint8":
					if f.IsArray {
						field.Type = namedtuple.Uint8Field
					} else {
						field.Type = namedtuple.Uint8ArrayField
					}
				case "int8":
					if f.IsArray {
						field.Type = namedtuple.Int8Field
					} else {
						field.Type = namedtuple.Int8ArrayField
					}
				case "uint16":
					if f.IsArray {
						field.Type = namedtuple.Uint16Field
					} else {
						field.Type = namedtuple.Uint16ArrayField
					}
				case "int16":
					if f.IsArray {
						field.Type = namedtuple.Int16Field
					} else {
						field.Type = namedtuple.Int16ArrayField
					}
				case "uint32":
					if f.IsArray {
						field.Type = namedtuple.Uint32Field
					} else {
						field.Type = namedtuple.Uint32ArrayField
					}
				case "int32":
					if f.IsArray {
						field.Type = namedtuple.Int32Field
					} else {
						field.Type = namedtuple.Int32ArrayField
					}
				case "uint64":
					if f.IsArray {
						field.Type = namedtuple.Uint64Field
					} else {
						field.Type = namedtuple.Uint64ArrayField
					}
				case "int64":
					if f.IsArray {
						field.Type = namedtuple.Int64Field
					} else {
						field.Type = namedtuple.Int64ArrayField
					}
				case "float32":
					if f.IsArray {
						field.Type = namedtuple.Float32Field
					} else {
						field.Type = namedtuple.Float32ArrayField
					}
				case "float64":
					if f.IsArray {
						field.Type = namedtuple.Float64Field
					} else {
						field.Type = namedtuple.Float64ArrayField
					}
				case "timestamp":
					if f.IsArray {
						field.Type = namedtuple.TimestampField
					} else {
						field.Type = namedtuple.TimestampArrayField
					}
				case "tuple":
					if f.IsArray {
						field.Type = namedtuple.TupleField
					} else {
						field.Type = namedtuple.TupleArrayField
					}
				case "int":
					if f.IsArray {
						field.Type = namedtuple.Int64Field
					} else {
						field.Type = namedtuple.Int64ArrayField
					}
				case "float":
					if f.IsArray {
						field.Type = namedtuple.Float64Field
					} else {
						field.Type = namedtuple.Float64ArrayField
					}
				case "bool":
					if f.IsArray {
						field.Type = namedtuple.BooleanField
					} else {
						field.Type = namedtuple.BooleanArrayField
					}
				default:
					if f.IsArray {
						field.Type = namedtuple.TupleField
					} else {
						field.Type = namedtuple.TupleArrayField
					}
				}

				fields = append(fields, field)
			}

			tupleType.AddVersion(fields...)
		}

		builders[pkg.Name+"."+typ.Name] = namedtuple.NewBuilder(tupleType, buf)
		// typ
	}

	// Get builder
	b := builders["skl.StatusCode"]
	b.PutUint16("code", 1)
	b.PutString("message", "This is a message")
	tup, err := b.Build()
	fmt.Println(tup.Size())
	fmt.Println(tup)
	fmt.Println(err)

	var buffer bytes.Buffer
	n, err := tup.WriteTo(&buffer)
	fmt.Println(n)
	fmt.Println(err)
	fmt.Println(buffer.Bytes())
	// fmt.Println(buf)
}