two/internal/migration/nic_test.go
GnomeZworc 0237acba81
f-33: net: add multi net in dispatch et vms #33
Signed-off-by: GnomeZworc <nicolas.boufidjeline@g3e.fr>
2026-08-25 22:48:13 +02:00

136 lines
3.7 KiB
Go

package migration
import (
"io"
"log/slog"
"testing"
"git.g3e.fr/syonad/two/pkg/db/kv"
"github.com/dgraph-io/badger/v4"
)
func newNICDB(t *testing.T) *badger.DB {
t.Helper()
db := kv.InitDB(kv.Config{Path: t.TempDir()}, false)
t.Cleanup(func() { db.Close() })
return db
}
func quietLog() *slog.Logger {
return slog.New(slog.NewTextHandler(io.Discard, nil))
}
func seedLegacyVM(t *testing.T, db *badger.DB, name string) {
t.Helper()
kv.AddInDB(db, "vm/"+name+"/state", "running")
kv.AddInDB(db, "vm/"+name+"/subnet", "sn-000001")
kv.AddInDB(db, "vm/"+name+"/ip", "10.1.1.2")
kv.AddInDB(db, "vm/"+name+"/tap_id", "12345678")
}
func TestMigrateVMNICs_MovesLegacyKeys(t *testing.T) {
db := newNICDB(t)
seedLegacyVM(t, db, "i-test1")
if err := MigrateVMNICs(db, quietLog()); err != nil {
t.Fatalf("MigrateVMNICs : %v", err)
}
want := map[string]string{
"vm/i-test1/nic/0/subnet": "sn-000001",
"vm/i-test1/nic/0/ip": "10.1.1.2",
"vm/i-test1/nic/0/tap_id": "12345678",
"vm/i-test1/nic/0/primary": "true",
}
for key, expected := range want {
got, err := kv.GetFromDB(db, key)
if err != nil {
t.Errorf("clé %s absente : %v", key, err)
continue
}
if got != expected {
t.Errorf("%s = %q, attendu %q", key, got, expected)
}
}
}
func TestMigrateVMNICs_RemovesLegacyKeys(t *testing.T) {
db := newNICDB(t)
seedLegacyVM(t, db, "i-test1")
if err := MigrateVMNICs(db, quietLog()); err != nil {
t.Fatalf("MigrateVMNICs : %v", err)
}
for _, key := range []string{"vm/i-test1/subnet", "vm/i-test1/ip", "vm/i-test1/tap_id"} {
if _, err := kv.GetFromDB(db, key); err == nil {
t.Errorf("clé héritée %s toujours présente", key)
}
}
}
func TestMigrateVMNICs_PreservesOtherKeys(t *testing.T) {
db := newNICDB(t)
seedLegacyVM(t, db, "i-test1")
kv.AddInDB(db, "vm/i-test1/memory", "2048")
kv.AddInDB(db, "vm/i-test1/disk/vda", "/data/root.qcow2")
if err := MigrateVMNICs(db, quietLog()); err != nil {
t.Fatalf("MigrateVMNICs : %v", err)
}
if got, _ := kv.GetFromDB(db, "vm/i-test1/memory"); got != "2048" {
t.Errorf("memory altérée : %q", got)
}
if got, _ := kv.GetFromDB(db, "vm/i-test1/disk/vda"); got != "/data/root.qcow2" {
t.Errorf("disque altéré : %q", got)
}
}
func TestMigrateVMNICs_Idempotent(t *testing.T) {
db := newNICDB(t)
seedLegacyVM(t, db, "i-test1")
if err := MigrateVMNICs(db, quietLog()); err != nil {
t.Fatalf("premier passage : %v", err)
}
before, _ := kv.ListByPrefix(db, "vm/i-test1/")
if err := MigrateVMNICs(db, quietLog()); err != nil {
t.Fatalf("second passage : %v", err)
}
after, _ := kv.ListByPrefix(db, "vm/i-test1/")
if len(before) != len(after) {
t.Errorf("le second passage a modifié la base : %d clés puis %d", len(before), len(after))
}
for key, value := range before {
if after[key] != value {
t.Errorf("%s : %q devenu %q", key, value, after[key])
}
}
}
func TestMigrateVMNICs_LeavesMigratedVMsAlone(t *testing.T) {
db := newNICDB(t)
kv.AddInDB(db, "vm/i-multi/state", "running")
kv.AddInDB(db, "vm/i-multi/nic/0/subnet", "sn-000001")
kv.AddInDB(db, "vm/i-multi/nic/0/primary", "true")
kv.AddInDB(db, "vm/i-multi/nic/1/subnet", "sn-000002")
if err := MigrateVMNICs(db, quietLog()); err != nil {
t.Fatalf("MigrateVMNICs : %v", err)
}
if got, _ := kv.GetFromDB(db, "vm/i-multi/nic/1/subnet"); got != "sn-000002" {
t.Errorf("la seconde interface a été perdue : %q", got)
}
if _, err := kv.GetFromDB(db, "vm/i-multi/nic/0/primary"); err != nil {
t.Error("la primaire existante a été perdue")
}
}
func TestMigrateVMNICs_EmptyDB(t *testing.T) {
if err := MigrateVMNICs(newNICDB(t), quietLog()); err != nil {
t.Errorf("une base vide ne doit pas échouer : %v", err)
}
}