fix: address memory

sheensantoscapadngan · sheensantoscapadngan · commit e77d58c339a1 · 2026-03-27T05:08:01.000+08:00
diff --git a/packages/pam/handlers/ssh/sftp_parser.go b/packages/pam/handlers/ssh/sftp_parser.go
@@ -65,6 +65,14 @@ func (p *SFTPParser) Parse(data []byte) []SFTPOperation {
 		}
 	}
 
+	// Compact buffer to release consumed memory
+	// Without this, the backing array grows indefinitely during long sessions
+	if len(p.buffer) > 0 {
+		p.buffer = append([]byte(nil), p.buffer...)
+	} else {
+		p.buffer = p.buffer[:0]
+	}
+
 	return operations
 }
 

Original file line number	Diff line number	Diff line change
`@@ -65,6 +65,14 @@ func (p *SFTPParser) Parse(data []byte) []SFTPOperation {`
`65`	`65`	`}`
`66`	`66`	`}`
`67`	`67`
	`68`	`+ // Compact buffer to release consumed memory`
	`69`	`+ // Without this, the backing array grows indefinitely during long sessions`
	`70`	`+ if len(p.buffer) > 0 {`
	`71`	`+ p.buffer = append([]byte(nil), p.buffer...)`
	`72`	`+ } else {`
	`73`	`+ p.buffer = p.buffer[:0]`
	`74`	`+ }`
	`75`	`+`
`68`	`76`	`return operations`
`69`	`77`	`}`
`70`	`78`