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fix(go): resolve jt808 locations through registration

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lingniu
2026-07-03 10:30:20 +08:00
parent cabdac1fe2
commit 02075b5ea0
2 changed files with 167 additions and 0 deletions
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54
go/vehicle-gateway/internal/identity/resolver_test.go
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@@ -187,6 +187,9 @@ func TestMySQLResolverTracksFirstJT808LocationThenThrottles(t *testing.T) {
mock.ExpectQuery("SELECT vin FROM vehicle_identity_binding WHERE phone = \\?").
WithArgs("13307795425").
WillReturnError(sql.ErrNoRows)
mock.ExpectQuery("SELECT vin, device_id, plate FROM jt808_registration WHERE phone = \\?").
WithArgs("13307795425").
WillReturnError(sql.ErrNoRows)
mock.ExpectExec("INSERT INTO jt808_registration").
WillReturnResult(sqlmock.NewResult(1, 1))
@@ -208,6 +211,57 @@ func TestMySQLResolverTracksFirstJT808LocationThenThrottles(t *testing.T) {
}
}
func TestMySQLResolverUsesJT808RegistrationPlateForLocationVIN(t *testing.T) {
db, mock := newMockDB(t)
defer db.Close()
mock.ExpectQuery("SELECT vin FROM vehicle_identity_binding WHERE phone = \\?").
WithArgs("40692934322").
WillReturnError(sql.ErrNoRows)
mock.ExpectQuery("SELECT vin, device_id, plate FROM jt808_registration WHERE phone = \\?").
WithArgs("40692934322").
WillReturnRows(sqlmock.NewRows([]string{"vin", "device_id", "plate"}).AddRow("unknown", "18285", "粤AG18285"))
mock.ExpectQuery("SELECT vin FROM vehicle_identity_binding WHERE device_id = \\?").
WithArgs("18285").
WillReturnError(sql.ErrNoRows)
mock.ExpectQuery("SELECT vin FROM vehicle_identity_binding WHERE plate = \\?").
WithArgs("粤AG18285").
WillReturnRows(sqlmock.NewRows([]string{"vin"}).AddRow("LNXNEGRR7SR318212"))
mock.ExpectExec("INSERT INTO jt808_registration").
WillReturnResult(sqlmock.NewResult(1, 1))
mock.ExpectExec("UPDATE IGNORE vehicle_identity_binding").
WithArgs("40692934322", "40692934322", "18285", "18285", "粤AG18285", "粤AG18285", "LNXNEGRR7SR318212").
WillReturnResult(sqlmock.NewResult(0, 1))
resolver := NewMySQLResolver(db, "vehicle_identity_binding")
env, err := resolver.Resolve(context.Background(), envelope.FrameEnvelope{
Protocol: envelope.ProtocolJT808,
MessageID: "0x0200",
Phone: "40692934322",
SourceEndpoint: "115.231.168.135:47822",
Parsed: map[string]any{},
Fields: map[string]any{
envelope.FieldLatitude: 30.1,
envelope.FieldLongitude: 120.1,
},
})
if err != nil {
t.Fatalf("Resolve() error = %v", err)
}
if env.VIN != "LNXNEGRR7SR318212" {
t.Fatalf("vin = %q", env.VIN)
}
if env.DeviceID != "18285" || env.Plate != "粤AG18285" {
t.Fatalf("registration identity not copied: device=%q plate=%q", env.DeviceID, env.Plate)
}
identity, ok := env.Parsed["identity"].(map[string]any)
if !ok || identity["source"] != "jt808_registration.plate" {
t.Fatalf("identity metadata = %#v", env.Parsed["identity"])
}
if err := mock.ExpectationsWereMet(); err != nil {
t.Fatalf("sql expectations: %v", err)
}
}
func TestMySQLResolverCachesIdentityMissesForHighFrequencyFrames(t *testing.T) {
db, mock := newMockDB(t)
defer db.Close()