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fix(connection): Make bytes up and down a signed 64-bit integer

Browse Source 
This fixes a theoretical issue with database interaction. Because the
fields in the database are signed 64-bit integers, it's theoretically
possible to overflow them if we're using unsigned 64-bit integers in the
application code.
pull/2575/head
Hugo Vieira 3 years ago
parent c81398cbf3
commit d206635d74
17 changed files with 57 additions and 57 deletions
Show Stats Download Patch File Download Diff File

4
api/sessions/connection.gen.go
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@ -6,7 +6,7 @@ type Connection struct {
ClientTcpPort uint32 `json:"client_tcp_port,omitempty"`
EndpointTcpAddress string `json:"endpoint_tcp_address,omitempty"`
EndpointTcpPort uint32 `json:"endpoint_tcp_port,omitempty"`
BytesUp uint64 `json:"bytes_up,string,omitempty"`
BytesDown uint64 `json:"bytes_down,string,omitempty"`
BytesUp int64 `json:"bytes_up,string,omitempty"`
BytesDown int64 `json:"bytes_down,string,omitempty"`
ClosedReason string `json:"closed_reason,omitempty"`
}

4
internal/api/genapi/input.go
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@ -834,9 +834,9 @@ var inputStructs = []*structInfo{
inProto: &sessions.Connection{},
outFile: "sessions/connection.gen.go",
fieldOverrides: []fieldInfo{
// uint64 fields get marshalled by protobuf as strings, so we have
// int64 fields get marshalled by protobuf as strings, so we have
// to tell the json parser that their json representation is a
// string but they go into Go uint64 types.
// string but they go into Go int64 types.
{Name: "BytesUp", JsonTags: []string{"string"}},
{Name: "BytesDown", JsonTags: []string{"string"}},
},

12
internal/daemon/worker/countingconn.go
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@ -12,22 +12,22 @@ import (
type countingConn struct {
net.Conn
bytesRead uint64
bytesWritten uint64
bytesRead int64
bytesWritten int64
// Use mutex for counters as net.Conn methods may be called concurrently
// https://github.com/golang/go/issues/27203#issuecomment-415854958
mu sync.Mutex
}
// BytesRead reports the number of bytes read so far
func (c *countingConn) BytesRead() uint64 {
func (c *countingConn) BytesRead() int64 {
c.mu.Lock()
defer c.mu.Unlock()
return c.bytesRead
}
// BytesWritten reports the number of bytes written so far
func (c *countingConn) BytesWritten() uint64 {
func (c *countingConn) BytesWritten() int64 {
c.mu.Lock()
defer c.mu.Unlock()
return c.bytesWritten
@ -38,7 +38,7 @@ func (c *countingConn) BytesWritten() uint64 {
func (c *countingConn) Read(in []byte) (int, error) {
n, err := c.Conn.Read(in)
c.mu.Lock()
c.bytesRead += uint64(n)
c.bytesRead += int64(n)
c.mu.Unlock()
return n, err
}
@ -48,7 +48,7 @@ func (c *countingConn) Read(in []byte) (int, error) {
func (c *countingConn) Write(in []byte) (int, error) {
n, err := c.Conn.Write(in)
c.mu.Lock()
c.bytesWritten += uint64(n)
c.bytesWritten += int64(n)
c.mu.Unlock()
return n, err
}

16
internal/daemon/worker/session/session.go
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@ -31,9 +31,9 @@ type ConnInfo struct {
connCtxCancelFunc context.CancelFunc
// The number of bytes uploaded from the client.
BytesUp func() uint64
BytesUp func() int64
// The number of bytes downloaded to the client.
BytesDown func() uint64
BytesDown func() int64
// The time the controller has successfully reported that this connection is
// closed.
@ -44,8 +44,8 @@ type ConnInfo struct {
// RPC to the controller.
type ConnectionCloseData struct {
SessionId string
BytesUp uint64
BytesDown uint64
BytesUp int64
BytesDown int64
}
// Session is the local representation of a session. After initial loading
@ -103,7 +103,7 @@ type Session interface {
// down callbacks to the provided functions. Both functions must be safe for
// concurrent use. If there is no connection with the provided id, an error
// is returned.
ApplyConnectionCounterCallbacks(connId string, bytesUp func() uint64, bytesDown func() uint64) error
ApplyConnectionCounterCallbacks(connId string, bytesUp func() int64, bytesDown func() int64) error
// RequestAuthorizeConnection sends an AuthorizeConnection request to
// the controller.
@ -314,8 +314,8 @@ func (s *sess) RequestAuthorizeConnection(ctx context.Context, workerId string,
// Install safe callbacks before connection has been established. These
// should be replaced when `ApplyConnectionCounterCallbacks` gets called on
// the `sess` object.
ci.BytesUp = func() uint64 { return 0 }
ci.BytesDown = func() uint64 { return 0 }
ci.BytesUp = func() int64 { return 0 }
ci.BytesDown = func() int64 { return 0 }
s.lock.Lock()
defer s.lock.Unlock()
@ -390,7 +390,7 @@ func (s *sess) CancelAllLocalConnections() []string {
// down callbacks to the provided functions. Both functions must be safe for
// concurrent use. If there is no connection with the provided id, an error
// is returned.
func (s *sess) ApplyConnectionCounterCallbacks(connId string, bytesUp func() uint64, bytesDown func() uint64) error {
func (s *sess) ApplyConnectionCounterCallbacks(connId string, bytesUp func() int64, bytesDown func() int64) error {
s.lock.Lock()
defer s.lock.Unlock()

4
internal/daemon/worker/session/session_test.go
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@ -272,8 +272,8 @@ func TestApplyConnectionCounterCallbacks(t *testing.T) {
s := &sess{connInfoMap: make(map[string]*ConnInfo)}
connId := "conn1"
bytesUpFn := func() uint64 { return 10 }
bytesDnFn := func() uint64 { return 20 }
bytesUpFn := func() int64 { return 10 }
bytesDnFn := func() int64 { return 20 }
err := s.ApplyConnectionCounterCallbacks(connId, bytesUpFn, bytesDnFn)
require.EqualError(t, err, "failed to find connection info for connection id \"conn1\"")

2
internal/daemon/worker/status.go
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@ -345,7 +345,7 @@ func (w *Worker) cleanupConnections(cancelCtx context.Context, ignoreSessionStat
closedIds := s.CancelAllLocalConnections()
localConns := s.GetLocalConnections()
for _, connId := range closedIds {
var bytesUp, bytesDown uint64
var bytesUp, bytesDown int64
connInfo, ok := localConns[connId]
if ok {
bytesUp = connInfo.BytesUp()

4
internal/gen/controller.swagger.json
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@ -5070,12 +5070,12 @@
},
"bytes_up": {
"type": "string",
"format": "uint64",
"format": "int64",
"title": "bytes_up of the connection"
},
"bytes_down": {
"type": "string",
"format": "uint64",
"format": "int64",
"title": "bytes_down of the connection"
},
"closed_reason": {

12
internal/gen/controller/servers/services/server_coordination_service.pb.go
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@ -278,8 +278,8 @@ type Connection struct {
ConnectionId string `protobuf:"bytes,1,opt,name=connection_id,json=connectionId,proto3" json:"connection_id,omitempty" class:"public"` // @gotags: `class:"public"`
Status CONNECTIONSTATUS `protobuf:"varint,2,opt,name=status,proto3,enum=controller.servers.services.v1.CONNECTIONSTATUS" json:"status,omitempty"`
BytesUp uint64 `protobuf:"varint,3,opt,name=bytes_up,json=bytesUp,proto3" json:"bytes_up,omitempty" class:"public"` // @gotags: `class:"public"`
BytesDown uint64 `protobuf:"varint,4,opt,name=bytes_down,json=bytesDown,proto3" json:"bytes_down,omitempty" class:"public"` // @gotags: `class:"public"`
BytesUp int64 `protobuf:"varint,3,opt,name=bytes_up,json=bytesUp,proto3" json:"bytes_up,omitempty" class:"public"` // @gotags: `class:"public"`
BytesDown int64 `protobuf:"varint,4,opt,name=bytes_down,json=bytesDown,proto3" json:"bytes_down,omitempty" class:"public"` // @gotags: `class:"public"`
}
func (x *Connection) Reset() {
@ -328,14 +328,14 @@ func (x *Connection) GetStatus() CONNECTIONSTATUS {
return CONNECTIONSTATUS_CONNECTIONSTATUS_UNSPECIFIED
}
func (x *Connection) GetBytesUp() uint64 {
func (x *Connection) GetBytesUp() int64 {
if x != nil {
return x.BytesUp
}
return 0
}
func (x *Connection) GetBytesDown() uint64 {
func (x *Connection) GetBytesDown() int64 {
if x != nil {
return x.BytesDown
}
@ -950,9 +950,9 @@ var file_controller_servers_services_v1_server_coordination_service_proto_rawDes
0x2e, 0x73, 0x65, 0x72, 0x76, 0x69, 0x63, 0x65, 0x73, 0x2e, 0x76, 0x31, 0x2e, 0x43, 0x4f, 0x4e,
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12
internal/gen/controller/servers/services/session_service.pb.go
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@ -713,8 +713,8 @@ type CloseConnectionRequestData struct {
unknownFields protoimpl.UnknownFields
ConnectionId string `protobuf:"bytes,10,opt,name=connection_id,json=connectionId,proto3" json:"connection_id,omitempty" class:"public"` // @gotags: `class:"public"`
BytesUp uint64 `protobuf:"varint,20,opt,name=bytes_up,json=bytesUp,proto3" json:"bytes_up,omitempty" class:"public"` // @gotags: `class:"public"`
BytesDown uint64 `protobuf:"varint,30,opt,name=bytes_down,json=bytesDown,proto3" json:"bytes_down,omitempty" class:"public"` // @gotags: `class:"public"`
BytesUp int64 `protobuf:"varint,20,opt,name=bytes_up,json=bytesUp,proto3" json:"bytes_up,omitempty" class:"public"` // @gotags: `class:"public"`
BytesDown int64 `protobuf:"varint,30,opt,name=bytes_down,json=bytesDown,proto3" json:"bytes_down,omitempty" class:"public"` // @gotags: `class:"public"`
Reason string `protobuf:"bytes,40,opt,name=reason,proto3" json:"reason,omitempty" class:"public"` // @gotags: `class:"public"`
}
@ -757,14 +757,14 @@ func (x *CloseConnectionRequestData) GetConnectionId() string {
return ""
}
func (x *CloseConnectionRequestData) GetBytesUp() uint64 {
func (x *CloseConnectionRequestData) GetBytesUp() int64 {
if x != nil {
return x.BytesUp
}
return 0
}
func (x *CloseConnectionRequestData) GetBytesDown() uint64 {
func (x *CloseConnectionRequestData) GetBytesDown() int64 {
if x != nil {
return x.BytesDown
}
@ -1070,9 +1070,9 @@ var file_controller_servers_services_v1_session_service_proto_rawDesc = []byte{
0x74, 0x61, 0x12, 0x23, 0x0a, 0x0d, 0x63, 0x6f, 0x6e, 0x6e, 0x65, 0x63, 0x74, 0x69, 0x6f, 0x6e,
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4
internal/proto/controller/api/resources/sessions/v1/session.proto
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@ -33,10 +33,10 @@ message Connection {
uint32 endpoint_tcp_port = 6; // @gotags: `class:"public"`
// bytes_up of the connection
uint64 bytes_up = 7; // @gotags: `class:"public"`
int64 bytes_up = 7; // @gotags: `class:"public"`
// bytes_down of the connection
uint64 bytes_down = 8; // @gotags: `class:"public"`
int64 bytes_down = 8; // @gotags: `class:"public"`
// closed_reason of the connection
string closed_reason = 9; // @gotags: `class:"public"`

4
internal/proto/controller/servers/services/v1/server_coordination_service.proto
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@ -26,8 +26,8 @@ enum CONNECTIONSTATUS {
message Connection {
string connection_id = 1; // @gotags: `class:"public"`
CONNECTIONSTATUS status = 2;
uint64 bytes_up = 3; // @gotags: `class:"public"`
uint64 bytes_down = 4; // @gotags: `class:"public"`
int64 bytes_up = 3; // @gotags: `class:"public"`
int64 bytes_down = 4; // @gotags: `class:"public"`
}
enum SESSIONSTATUS {

4
internal/proto/controller/servers/services/v1/session_service.proto
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@ -109,8 +109,8 @@ message ConnectConnectionResponse {
message CloseConnectionRequestData {
string connection_id = 10; // @gotags: `class:"public"`
uint64 bytes_up = 20; // @gotags: `class:"public"`
uint64 bytes_down = 30; // @gotags: `class:"public"`
int64 bytes_up = 20; // @gotags: `class:"public"`
int64 bytes_down = 30; // @gotags: `class:"public"`
string reason = 40; // @gotags: `class:"public"`
}

4
internal/session/connection.go
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@ -30,9 +30,9 @@ type Connection struct {
// EndpointTcpPort of the connection
EndpointTcpPort uint32 `json:"endpoint_tcp_port,omitempty" gorm:"default:null"`
// BytesUp of the connection
BytesUp uint64 `json:"bytes_up,omitempty" gorm:"default:null"`
BytesUp int64 `json:"bytes_up,omitempty" gorm:"default:null"`
// BytesDown of the connection
BytesDown uint64 `json:"bytes_down,omitempty" gorm:"default:null"`
BytesDown int64 `json:"bytes_down,omitempty" gorm:"default:null"`
// ClosedReason of the connection
ClosedReason string `json:"closed_reason,omitempty" gorm:"default:null"`
// CreateTime from the RDBMS

4
internal/session/connection_closed_with.go
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@ -8,8 +8,8 @@ import (
// worker closes a connection between the client and the endpoint.
type CloseWith struct {
ConnectionId string
BytesUp uint64
BytesDown uint64
BytesUp int64
BytesDown int64
ClosedReason ClosedReason
}

4
internal/session/connection_closed_with_test.go
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@ -15,8 +15,8 @@ func TestClosedWith_validate(t *testing.T) {
sessionConnection := TestConnection(t, conn, session.PublicId, "127.0.0.1", 22, "127.0.0.1", 2222, "127.0.0.1")
type fields struct {
ConnectionId string
BytesUp uint64
BytesDown uint64
BytesUp int64
BytesDown int64
ClosedReason ClosedReason
}
tests := []struct {

8
internal/session/repository_connection_test.go
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@ -548,8 +548,8 @@ func TestUpdateBytesUpDown(t *testing.T) {
conns := make([]*Connection, 0, connCount)
for i := 0; i < connCount; i++ {
c := TestConnection(t, conn, s.PublicId, "127.0.0.1", 22, "127.0.0.1", 2222, "127.0.0.1")
c.BytesUp = uint64(rand.Int63())
c.BytesDown = uint64(rand.Int63())
c.BytesUp = rand.Int63()
c.BytesDown = rand.Int63()
conns = append(conns, c)
}
@ -594,8 +594,8 @@ func TestUpdateBytesUpDown(t *testing.T) {
conns2 := make([]*Connection, len(conns))
for i := 0; i < len(conns); i++ {
conns2[i] = conns[i].Clone().(*Connection)
conns2[i].BytesUp = uint64(rand.Int63())
conns2[i].BytesDown = uint64(rand.Int63())
conns2[i].BytesUp = rand.Int63()
conns2[i].BytesDown = rand.Int63()
}
require.NoError(t, connRepo.updateBytesUpBytesDown(ctx, conns2...))

12
sdk/pbs/controller/api/resources/sessions/session.pb.go
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@ -103,9 +103,9 @@ type Connection struct {
// endpoint_tcp_port of the connection
EndpointTcpPort uint32 `protobuf:"varint,6,opt,name=endpoint_tcp_port,json=endpointTcpPort,proto3" json:"endpoint_tcp_port,omitempty" class:"public"` // @gotags: `class:"public"`
// bytes_up of the connection
BytesUp uint64 `protobuf:"varint,7,opt,name=bytes_up,json=bytesUp,proto3" json:"bytes_up,omitempty" class:"public"` // @gotags: `class:"public"`
BytesUp int64 `protobuf:"varint,7,opt,name=bytes_up,json=bytesUp,proto3" json:"bytes_up,omitempty" class:"public"` // @gotags: `class:"public"`
// bytes_down of the connection
BytesDown uint64 `protobuf:"varint,8,opt,name=bytes_down,json=bytesDown,proto3" json:"bytes_down,omitempty" class:"public"` // @gotags: `class:"public"`
BytesDown int64 `protobuf:"varint,8,opt,name=bytes_down,json=bytesDown,proto3" json:"bytes_down,omitempty" class:"public"` // @gotags: `class:"public"`
// closed_reason of the connection
ClosedReason string `protobuf:"bytes,9,opt,name=closed_reason,json=closedReason,proto3" json:"closed_reason,omitempty" class:"public"` // @gotags: `class:"public"`
}
@ -170,14 +170,14 @@ func (x *Connection) GetEndpointTcpPort() uint32 {
return 0
}
func (x *Connection) GetBytesUp() uint64 {
func (x *Connection) GetBytesUp() int64 {
if x != nil {
return x.BytesUp
}
return 0
}
func (x *Connection) GetBytesDown() uint64 {
func (x *Connection) GetBytesDown() int64 {
if x != nil {
return x.BytesDown
}
@ -447,9 +447,9 @@ var file_controller_api_resources_sessions_v1_session_proto_rawDesc = []byte{
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