Print printable characters in cfg.ProtocolDebug (#1738)

mariomac · web-flow · commit 6e7397a3526e · 2025-03-12T15:46:10.000+01:00
diff --git a/pkg/internal/ebpf/common/tcp_detect_transform.go b/pkg/internal/ebpf/common/tcp_detect_transform.go
@@ -37,8 +37,8 @@ func ReadTCPRequestIntoSpan(cfg *config.EBPFTracer, record *ringbuf.Record, filt
 	b := event.Buf[:l]
 
 	if cfg.ProtocolDebug {
-		fmt.Printf("[>] %v\n", b)
-		fmt.Printf("[<] %v\n", event.Rbuf[:rl])
+		fmt.Printf("[>] %q\n", b)
+		fmt.Printf("[<] %q\n", event.Rbuf[:rl])
 	}
 
 	// Check if we have a SQL statement

Original file line number	Diff line number	Diff line change
`@@ -37,8 +37,8 @@ func ReadTCPRequestIntoSpan(cfg config.EBPFTracer, record ringbuf.Record, filt`
`37`	`37`	`b := event.Buf[:l]`
`38`	`38`
`39`	`39`	`if cfg.ProtocolDebug {`
`40`		`- fmt.Printf("[>] %v\n", b)`
`41`		`- fmt.Printf("[<] %v\n", event.Rbuf[:rl])`
	`40`	`+ fmt.Printf("[>] %q\n", b)`
	`41`	`+ fmt.Printf("[<] %q\n", event.Rbuf[:rl])`
`42`	`42`	`}`
`43`	`43`
`44`	`44`	`// Check if we have a SQL statement`