Files
dpi/protocol/detect_mysql_test.go
2025-10-08 20:53:56 +02:00

83 lines
2.6 KiB
Go

package protocol
import (
"errors"
"testing"
)
func TestDetectMySQL(t *testing.T) {
atomicFormats.Store([]format{{Server, "\x0a", detectMySQL}})
// 1. A valid MySQL 8.0 banner
mysql8Banner := []byte{
0x0a, 0x38, 0x2e, 0x30, 0x2e, 0x33, 0x32, 0x00, 0x0d, 0x00, 0x00, 0x00,
0x04, 0x5a, 0x56, 0x5f, 0x3e, 0x6e, 0x76, 0x27, 0x00, 0xff, 0xff, 0xff,
0x02, 0x00, 0xff, 0xc7, 0x15, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x63, 0x61, 0x63, 0x68, 0x69, 0x6e, 0x67, 0x5f, 0x73,
0x68, 0x61, 0x32, 0x5f, 0x70, 0x61, 0x73, 0x73, 0x77, 0x6f, 0x72, 0x64, 0x00,
}
// 2. A valid MariaDB banner (protocol-compatible)
mariaDBBanner := []byte{
0x0a, 0x35, 0x2e, 0x35, 0x2e, 0x35, 0x2d, 0x31, 0x30, 0x2e, 0x36, 0x2e,
0x35, 0x2d, 0x4d, 0x61, 0x72, 0x69, 0x61, 0x44, 0x42, 0x2d, 0x6c, 0x6f,
0x67, 0x00, 0x1a, 0x00, 0x00, 0x00, 0x4e, 0x5c, 0x32, 0x7b, 0x45, 0x3b,
0x40, 0x60, 0x00, 0xff, 0xf7, 0x08, 0x02, 0x00, 0xff, 0x81, 0x15, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x6d, 0x79, 0x73,
0x71, 0x6c, 0x5f, 0x6e, 0x61, 0x74, 0x69, 0x76, 0x65, 0x5f, 0x70, 0x61,
0x73, 0x73, 0x77, 0x6f, 0x72, 0x64, 0x00,
}
// 3. An invalid banner (e.g., an HTTP request)
httpBanner := []byte("GET / HTTP/1.1\r\nHost: example.com\r\n\r\n")
// 4. A short, invalid slice
shortSlice := []byte{0x0a, 0x31, 0x32, 0x33}
// 5. A slice that starts correctly but is malformed (no null terminator)
malformedSlice := []byte{0x0a, 0x38, 0x2e, 0x30, 0x2e, 0x30, 0x01, 0x02, 0x03, 0x04, 0x05}
t.Run("MySQL 8", func(t *testing.T) {
p, _ := Detect(Server, mysql8Banner)
if p == nil {
t.Fatal("expected MySQL protocol, got nil")
}
t.Logf("detected %s version %s", p.Name, p.Version)
})
t.Run("MariaDB", func(t *testing.T) {
p, _ := Detect(Server, mariaDBBanner)
if p == nil {
t.Fatal("expected MySQL protocol, got nil")
}
t.Logf("detected %s version %s", p.Name, p.Version)
})
t.Run("Invalid HTTP", func(t *testing.T) {
_, err := Detect(Server, httpBanner)
if !errors.Is(err, ErrUnknown) {
t.Fatalf("expected unknown format, got error %T: %q", err, err)
} else {
t.Logf("error %q, as expected", err)
}
})
t.Run("Too short", func(t *testing.T) {
_, err := Detect(Server, shortSlice)
if !errors.Is(err, ErrUnknown) {
t.Fatalf("expected unknown format, got error %T: %q", err, err)
} else {
t.Logf("error %q, as expected", err)
}
})
t.Run("Malformed", func(t *testing.T) {
_, err := Detect(Server, malformedSlice)
if !errors.Is(err, ErrUnknown) {
t.Fatalf("expected unknown format, got error %T: %q", err, err)
} else {
t.Logf("error %q, as expected", err)
}
})
}