Files

104 lines
3.2 KiB
Go

package migration
import (
"context"
"path/filepath"
"testing"
"time"
"github.com/klarkxy/nekonest-cloud/relay/internal/controlplane"
"github.com/klarkxy/nekonest-cloud/relay/internal/tenantbackup"
"github.com/klarkxy/nekonest-cloud/relay/internal/tenantfs"
"github.com/klarkxy/nekonest-cloud/relay/internal/tenantstore"
"github.com/klarkxy/nekonest/relaycore/protocol"
)
type fakeRegistry struct {
paths tenantfs.Paths
err error
}
func (registry fakeRegistry) Quiesce(string, int64) (tenantfs.Paths, error) {
return registry.paths, registry.err
}
type fakeControl struct {
updates []controlplane.MigrationAdvance
}
func (control *fakeControl) AdvanceMigration(_ context.Context, update controlplane.MigrationAdvance) error {
control.updates = append(control.updates, update)
return nil
}
func createSource(t *testing.T, root, tenantID string) tenantfs.Paths {
t.Helper()
paths, err := tenantfs.Resolve(root, tenantID)
if err != nil {
t.Fatal(err)
}
store, err := tenantstore.NewWithTransportMode(paths.Database, string(protocol.TransportSealed))
if err != nil {
t.Fatal(err)
}
if _, err := store.RegisterDevice("host_0123456789abcdef0123456789abcdef", "Host", "linux"); err != nil {
t.Fatal(err)
}
if err := store.Close(); err != nil {
t.Fatal(err)
}
return paths
}
func TestManagerCreatesFencedBackupAndRestoresTarget(t *testing.T) {
const tenantID = "tenant_0123456789abcdef0123456789abcdef"
sourceRoot := t.TempDir()
paths := createSource(t, sourceRoot, tenantID)
backupRoot := t.TempDir()
control := &fakeControl{}
now := time.Date(2026, 8, 12, 12, 0, 0, 0, time.UTC)
source, err := New(Config{
DataRoot: sourceRoot, BackupRoot: backupRoot,
Registry: fakeRegistry{paths: paths}, ControlPlane: control, Now: func() time.Time { return now },
})
if err != nil {
t.Fatal(err)
}
assignment := controlplane.MigrationAssignment{
MigrationID: "migration_0123456789abcdef0123456789abcdef", TenantID: tenantID,
Role: "source", State: "quiescing", SourceGeneration: 3, TargetGeneration: 4,
}
if err := source.process(context.Background(), assignment); err != nil {
t.Fatal(err)
}
if len(control.updates) != 1 || control.updates[0].Action != "quiesced" || control.updates[0].BackupRef == "" {
t.Fatalf("source update = %#v", control.updates)
}
backupPath, err := tenantbackup.ResolveReference(backupRoot, control.updates[0].BackupRef)
if err != nil || filepath.Base(backupPath) == "" {
t.Fatalf("backup path = %q err=%v", backupPath, err)
}
targetRoot := t.TempDir()
targetControl := &fakeControl{}
target, err := New(Config{
DataRoot: targetRoot, BackupRoot: backupRoot,
Registry: fakeRegistry{}, ControlPlane: targetControl, Now: func() time.Time { return now },
})
if err != nil {
t.Fatal(err)
}
assignment.Role = "target"
assignment.State = "copying"
assignment.BackupRef = control.updates[0].BackupRef
assignment.ManifestSHA256 = control.updates[0].ManifestSHA256
if err := target.process(context.Background(), assignment); err != nil {
t.Fatal(err)
}
if err := target.process(context.Background(), assignment); err != nil {
t.Fatal("copy retry was not idempotent:", err)
}
if len(targetControl.updates) != 2 || targetControl.updates[0].Action != "copied" {
t.Fatalf("target updates = %#v", targetControl.updates)
}
}