Make Debug GRPC call generic

Use oneof in GetDebug{Request, Response} and SetDubug{Request, Response} in order to make them easily extensible in the future. Signed-off-by: Anastasios Papagiannis <[email protected]>
cilium · Sep 4, 2024 · 5ebad69 · 5ebad69
1 parent 8e4feb4
commit 5ebad69
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Showing 9 changed files with 673 additions and 426 deletions.
diff --git a/api/v1/tetragon/sensors.pb.go b/api/v1/tetragon/sensors.pb.go
diff --git a/api/v1/tetragon/sensors.proto b/api/v1/tetragon/sensors.proto
@@ -145,16 +145,22 @@ message GetDebugRequest{
 }
 message GetDebugResponse{
 	ConfigFlag flag = 1;
-	LogLevel level = 2;
+	oneof arg {
+		LogLevel level = 2;
+	}
 }
 
 message SetDebugRequest{
 	ConfigFlag flag = 1;
-	LogLevel level = 2;
+	oneof arg {
+		LogLevel level = 2;
+	}
 }
 message SetDebugResponse{
 	ConfigFlag flag = 1;
-	LogLevel level = 2;
+	oneof arg {
+		LogLevel level = 2;
+	}
 }
 
 service FineGuidanceSensors {

diff --git a/cmd/tetra/loglevel/loglevel.go b/cmd/tetra/loglevel/loglevel.go
@@ -69,8 +69,10 @@ func New() *cobra.Command {
 			defer c.Close()
 
 			currentLogLevel, err := c.Client.SetDebug(c.Ctx, &tetragon.SetDebugRequest{
-				Flag:  tetragon.ConfigFlag_CONFIG_FLAG_LOG_LEVEL,
-				Level: tetragon.LogLevel(levelParsed),
+				Flag: tetragon.ConfigFlag_CONFIG_FLAG_LOG_LEVEL,
+				Arg: &tetragon.SetDebugRequest_Level{
+					Level: tetragon.LogLevel(levelParsed),
+				},
 			})
 			if err != nil {
 				return fmt.Errorf("failed to set log level: %w", err)

diff --git a/contrib/tetragon-rthooks/vendor/github.com/cilium/tetragon/api/v1/tetragon/sensors.pb.go b/contrib/tetragon-rthooks/vendor/github.com/cilium/tetragon/api/v1/tetragon/sensors.pb.go
diff --git a/contrib/tetragon-rthooks/vendor/github.com/cilium/tetragon/api/v1/tetragon/sensors.proto b/contrib/tetragon-rthooks/vendor/github.com/cilium/tetragon/api/v1/tetragon/sensors.proto
diff --git a/pkg/server/server.go b/pkg/server/server.go
@@ -390,8 +390,10 @@ func (s *Server) GetDebug(_ context.Context, req *tetragon.GetDebugRequest) (*te
 	case tetragon.ConfigFlag_CONFIG_FLAG_LOG_LEVEL:
 		logger.GetLogger().Debugf("Client requested current log level: %s", logger.GetLogLevel().String())
 		return &tetragon.GetDebugResponse{
-			Flag:  tetragon.ConfigFlag_CONFIG_FLAG_LOG_LEVEL,
-			Level: tetragon.LogLevel(logger.GetLogLevel()),
+			Flag: tetragon.ConfigFlag_CONFIG_FLAG_LOG_LEVEL,
+			Arg: &tetragon.GetDebugResponse_Level{
+				Level: tetragon.LogLevel(logger.GetLogLevel()),
+			},
 		}, nil
 	default:
 		logger.GetLogger().WithField("request", req).Warnf("Client requested unknown config flag %d", req.GetFlag())
@@ -407,8 +409,10 @@ func (s *Server) SetDebug(_ context.Context, req *tetragon.SetDebugRequest) (*te
 		logger.SetLogLevel(changedLogLevel)
 		logger.GetLogger().WithField("request", req).Warnf("Log level changed from %s to %s", currentLogLevel, changedLogLevel.String())
 		return &tetragon.SetDebugResponse{
-			Flag:  tetragon.ConfigFlag_CONFIG_FLAG_LOG_LEVEL,
-			Level: tetragon.LogLevel(changedLogLevel),
+			Flag: tetragon.ConfigFlag_CONFIG_FLAG_LOG_LEVEL,
+			Arg: &tetragon.SetDebugResponse_Level{
+				Level: tetragon.LogLevel(changedLogLevel),
+			},
 		}, nil
 	default:
 		logger.GetLogger().WithField("request", req).Warnf("Client requested change of unknown config flag %d", req.GetFlag())

diff --git a/pkg/server/server_test.go b/pkg/server/server_test.go
@@ -28,8 +28,8 @@ func TestGetDebug(t *testing.T) {
 		t.Errorf("Expected flag in response to be %d, but got %d", tetragon.ConfigFlag_CONFIG_FLAG_LOG_LEVEL, resp.Flag)
 	}
 	expectedLogLevel := logger.GetLogLevel()
-	if resp.Level != tetragon.LogLevel(expectedLogLevel) {
-		t.Errorf("Expected log level in response to be %s, but got %s", expectedLogLevel.String(), resp.Level.String())
+	if resp.GetLevel() != tetragon.LogLevel(expectedLogLevel) {
+		t.Errorf("Expected log level in response to be %s, but got %s", expectedLogLevel.String(), resp.GetLevel().String())
 	}
 
 	// Test unknown flag
@@ -45,7 +45,12 @@ func TestGetDebug(t *testing.T) {
 
 func TestSetDebug(t *testing.T) {
 	srv := &Server{}
-	req := &tetragon.SetDebugRequest{Flag: tetragon.ConfigFlag_CONFIG_FLAG_LOG_LEVEL, Level: tetragon.LogLevel(logrus.InfoLevel)}
+	req := &tetragon.SetDebugRequest{
+		Flag: tetragon.ConfigFlag_CONFIG_FLAG_LOG_LEVEL,
+		Arg: &tetragon.SetDebugRequest_Level{
+			Level: tetragon.LogLevel(logrus.InfoLevel),
+		},
+	}
 	resp, err := srv.SetDebug(context.Background(), req)
 	if err != nil {
 		t.Errorf("Expected SetDebug to succeed, got error %v", err)
@@ -54,8 +59,8 @@ func TestSetDebug(t *testing.T) {
 		t.Errorf("Expected flag in response to be %d, but got %d", tetragon.ConfigFlag_CONFIG_FLAG_LOG_LEVEL, resp.Flag)
 	}
 	expectedLogLevel := logrus.InfoLevel
-	if resp.Level != tetragon.LogLevel(expectedLogLevel) {
-		t.Errorf("Expected log level in response to be %s, but got %s", expectedLogLevel.String(), resp.Level.String())
+	if resp.GetLevel() != tetragon.LogLevel(expectedLogLevel) {
+		t.Errorf("Expected log level in response to be %s, but got %s", expectedLogLevel.String(), resp.GetLevel().String())
 	}
 
 	// Test unknown flag
@@ -70,7 +75,12 @@ func TestSetDebug(t *testing.T) {
 
 	// Test changing log level
 	prevLogLevel := logger.GetLogLevel()
-	req = &tetragon.SetDebugRequest{Flag: tetragon.ConfigFlag_CONFIG_FLAG_LOG_LEVEL, Level: tetragon.LogLevel(logrus.DebugLevel)}
+	req = &tetragon.SetDebugRequest{
+		Flag: tetragon.ConfigFlag_CONFIG_FLAG_LOG_LEVEL,
+		Arg: &tetragon.SetDebugRequest_Level{
+			Level: tetragon.LogLevel(logrus.DebugLevel),
+		},
+	}
 	_, err = srv.SetDebug(context.Background(), req)
 	if err != nil {
 		t.Errorf("Expected SetDebug to succeed, got error %v", err)