github.com/cozy/cozy-stack@v0.0.0-20240327093429-939e4a21320e/model/instance/lifecycle/reset.go (about)

     1  package lifecycle
     2  
     3  import (
     4  	"context"
     5  	"time"
     6  
     7  	"github.com/cozy/cozy-stack/model/bitwarden/settings"
     8  	"github.com/cozy/cozy-stack/model/instance"
     9  	"github.com/cozy/cozy-stack/pkg/consts"
    10  	"github.com/cozy/cozy-stack/pkg/couchdb"
    11  	"golang.org/x/sync/errgroup"
    12  )
    13  
    14  // Reset will clean all the data from the instances, and most apps. It should
    15  // be used only just before an import.
    16  func Reset(inst *instance.Instance) error {
    17  	instanceSettings, err := inst.SettingsDocument()
    18  	if err != nil {
    19  		return err
    20  	}
    21  	bitwardenSettings, err := settings.Get(inst)
    22  	if err != nil && !couchdb.IsNotFoundError(err) {
    23  		return err
    24  	}
    25  	if err = deleteAccounts(inst); err != nil {
    26  		return err
    27  	}
    28  	removeTriggers(inst)
    29  	if err = inst.VFS().Delete(); err != nil {
    30  		return err
    31  	}
    32  	if err = couchdb.DeleteAllDBs(inst); err != nil {
    33  		return err
    34  	}
    35  
    36  	// XXX CouchDB is eventually consistent, which means that we have a small
    37  	// risk that recreating a database just after the deletion can fail
    38  	// silently. So, we wait 2 seconds to limit the risk.
    39  	time.Sleep(2 * time.Second)
    40  
    41  	g, _ := errgroup.WithContext(context.Background())
    42  	g.Go(func() error { return couchdb.CreateDB(inst, consts.Files) })
    43  	g.Go(func() error { return couchdb.CreateDB(inst, consts.Apps) })
    44  	g.Go(func() error { return couchdb.CreateDB(inst, consts.Konnectors) })
    45  	g.Go(func() error { return couchdb.CreateDB(inst, consts.OAuthClients) })
    46  	g.Go(func() error { return couchdb.CreateDB(inst, consts.Jobs) })
    47  	g.Go(func() error { return couchdb.CreateDB(inst, consts.Triggers) })
    48  	g.Go(func() error { return couchdb.CreateDB(inst, consts.Permissions) })
    49  	g.Go(func() error { return couchdb.CreateDB(inst, consts.Sharings) })
    50  	g.Go(func() error { return couchdb.CreateDB(inst, consts.BitwardenCiphers) })
    51  	g.Go(func() error { return couchdb.CreateDB(inst, consts.SessionsLogins) })
    52  	g.Go(func() error { return couchdb.CreateDB(inst, consts.Notifications) })
    53  	g.Go(func() error { return couchdb.CreateDB(inst, consts.Contacts) })
    54  	g.Go(func() error {
    55  		if err := couchdb.CreateDB(inst, consts.Settings); err != nil {
    56  			return err
    57  		}
    58  		if bitwardenSettings != nil {
    59  			bitwardenSettings.SetRev("")
    60  			if err := bitwardenSettings.Save(inst); err != nil {
    61  				return err
    62  			}
    63  		}
    64  		instanceSettings.SetRev("")
    65  		return couchdb.CreateNamedDocWithDB(inst, instanceSettings)
    66  		// The myself contact is created by the import, not here, so that this
    67  		// document has the same ID than on the source instance.
    68  	})
    69  	if err = g.Wait(); err != nil {
    70  		return err
    71  	}
    72  
    73  	if err = DefineViewsAndIndex(inst); err != nil {
    74  		return err
    75  	}
    76  	if err = inst.VFS().InitFs(); err != nil {
    77  		return err
    78  	}
    79  
    80  	for _, app := range []string{"home", "store", "settings"} {
    81  		if err = installApp(inst, app); err != nil {
    82  			inst.Logger().Errorf("Failed to install %s: %s", app, err)
    83  		}
    84  	}
    85  	return nil
    86  }