zitadel/internal/command/user_grant.go
2021-07-01 15:08:40 +00:00

311 lines
12 KiB
Go

package command
import (
"context"
"github.com/caos/zitadel/internal/eventstore"
"reflect"
"github.com/caos/zitadel/internal/domain"
caos_errs "github.com/caos/zitadel/internal/errors"
"github.com/caos/zitadel/internal/repository/usergrant"
"github.com/caos/zitadel/internal/telemetry/tracing"
)
func (c *Commands) AddUserGrant(ctx context.Context, usergrant *domain.UserGrant, resourceOwner string) (_ *domain.UserGrant, err error) {
event, addedUserGrant, err := c.addUserGrant(ctx, usergrant, resourceOwner)
if err != nil {
return nil, err
}
pushedEvents, err := c.eventstore.PushEvents(ctx, event)
if err != nil {
return nil, err
}
err = AppendAndReduce(addedUserGrant, pushedEvents...)
if err != nil {
return nil, err
}
return userGrantWriteModelToUserGrant(addedUserGrant), nil
}
func (c *Commands) addUserGrant(ctx context.Context, userGrant *domain.UserGrant, resourceOwner string) (pusher eventstore.EventPusher, _ *UserGrantWriteModel, err error) {
err = checkExplicitProjectPermission(ctx, userGrant.ProjectGrantID, userGrant.ProjectID)
if err != nil {
return nil, nil, err
}
if !userGrant.IsValid() {
return nil, nil, caos_errs.ThrowInvalidArgument(nil, "COMMAND-4M0fs", "Errors.UserGrant.Invalid")
}
err = c.checkUserGrantPreCondition(ctx, userGrant)
if err != nil {
return nil, nil, err
}
userGrant.AggregateID, err = c.idGenerator.Next()
if err != nil {
return nil, nil, err
}
addedUserGrant := NewUserGrantWriteModel(userGrant.AggregateID, resourceOwner)
userGrantAgg := UserGrantAggregateFromWriteModel(&addedUserGrant.WriteModel)
pusher = usergrant.NewUserGrantAddedEvent(
ctx,
userGrantAgg,
userGrant.UserID,
userGrant.ProjectID,
userGrant.ProjectGrantID,
userGrant.RoleKeys,
)
return pusher, addedUserGrant, nil
}
func (c *Commands) ChangeUserGrant(ctx context.Context, userGrant *domain.UserGrant, resourceOwner string) (_ *domain.UserGrant, err error) {
event, changedUserGrant, err := c.changeUserGrant(ctx, userGrant, resourceOwner, false)
if err != nil {
return nil, err
}
pushedEvents, err := c.eventstore.PushEvents(ctx, event)
if err != nil {
return nil, err
}
err = AppendAndReduce(changedUserGrant, pushedEvents...)
if err != nil {
return nil, err
}
return userGrantWriteModelToUserGrant(changedUserGrant), nil
}
func (c *Commands) changeUserGrant(ctx context.Context, userGrant *domain.UserGrant, resourceOwner string, cascade bool) (_ eventstore.EventPusher, _ *UserGrantWriteModel, err error) {
if userGrant.AggregateID == "" {
return nil, nil, caos_errs.ThrowInvalidArgument(nil, "COMMAND-3M0sd", "Errors.UserGrant.Invalid")
}
existingUserGrant, err := c.userGrantWriteModelByID(ctx, userGrant.AggregateID, userGrant.ResourceOwner)
if err != nil {
return nil, nil, err
}
err = checkExplicitProjectPermission(ctx, existingUserGrant.ProjectGrantID, existingUserGrant.ProjectID)
if err != nil {
return nil, nil, err
}
if existingUserGrant.State == domain.UserGrantStateUnspecified || existingUserGrant.State == domain.UserGrantStateRemoved {
return nil, nil, caos_errs.ThrowNotFound(nil, "COMMAND-3M9sd", "Errors.UserGrant.NotFound")
}
if reflect.DeepEqual(existingUserGrant.RoleKeys, userGrant.RoleKeys) {
return nil, nil, caos_errs.ThrowPreconditionFailed(nil, "COMMAND-Rs8fy", "Errors.UserGrant.NotChanged")
}
userGrant.ProjectID = existingUserGrant.ProjectID
userGrant.ProjectGrantID = existingUserGrant.ProjectGrantID
err = c.checkUserGrantPreCondition(ctx, userGrant)
if err != nil {
return nil, nil, err
}
changedUserGrant := NewUserGrantWriteModel(userGrant.AggregateID, resourceOwner)
userGrantAgg := UserGrantAggregateFromWriteModel(&changedUserGrant.WriteModel)
if cascade {
return usergrant.NewUserGrantCascadeChangedEvent(ctx, userGrantAgg, userGrant.RoleKeys), existingUserGrant, nil
}
return usergrant.NewUserGrantChangedEvent(ctx, userGrantAgg, userGrant.RoleKeys), existingUserGrant, nil
}
func (c *Commands) removeRoleFromUserGrant(ctx context.Context, userGrantID string, roleKeys []string, cascade bool) (_ eventstore.EventPusher, err error) {
existingUserGrant, err := c.userGrantWriteModelByID(ctx, userGrantID, "")
if err != nil {
return nil, err
}
if existingUserGrant.State == domain.UserGrantStateUnspecified || existingUserGrant.State == domain.UserGrantStateRemoved {
return nil, caos_errs.ThrowNotFound(nil, "COMMAND-3M9sd", "Errors.UserGrant.NotFound")
}
keyExists := false
for i, key := range existingUserGrant.RoleKeys {
for _, roleKey := range roleKeys {
if key == roleKey {
keyExists = true
copy(existingUserGrant.RoleKeys[i:], existingUserGrant.RoleKeys[i+1:])
existingUserGrant.RoleKeys[len(existingUserGrant.RoleKeys)-1] = ""
existingUserGrant.RoleKeys = existingUserGrant.RoleKeys[:len(existingUserGrant.RoleKeys)-1]
continue
}
}
}
if !keyExists {
return nil, caos_errs.ThrowPreconditionFailed(nil, "COMMAND-5m8g9", "Errors.UserGrant.RoleKeyNotFound")
}
changedUserGrant := NewUserGrantWriteModel(userGrantID, existingUserGrant.ResourceOwner)
userGrantAgg := UserGrantAggregateFromWriteModel(&changedUserGrant.WriteModel)
if cascade {
return usergrant.NewUserGrantCascadeChangedEvent(ctx, userGrantAgg, existingUserGrant.RoleKeys), nil
}
return usergrant.NewUserGrantChangedEvent(ctx, userGrantAgg, existingUserGrant.RoleKeys), nil
}
func (c *Commands) DeactivateUserGrant(ctx context.Context, grantID, resourceOwner string) (objectDetails *domain.ObjectDetails, err error) {
if grantID == "" || resourceOwner == "" {
return nil, caos_errs.ThrowInvalidArgument(nil, "COMMAND-M0dsf", "Errors.UserGrant.IDMissing")
}
existingUserGrant, err := c.userGrantWriteModelByID(ctx, grantID, resourceOwner)
if err != nil {
return nil, err
}
if existingUserGrant.State == domain.UserGrantStateUnspecified || existingUserGrant.State == domain.UserGrantStateRemoved {
return nil, caos_errs.ThrowNotFound(nil, "COMMAND-3M9sd", "Errors.UserGrant.NotFound")
}
if existingUserGrant.State != domain.UserGrantStateActive {
return nil, caos_errs.ThrowPreconditionFailed(nil, "COMMAND-1S9gx", "Errors.UserGrant.NotActive")
}
err = checkExplicitProjectPermission(ctx, existingUserGrant.ProjectGrantID, existingUserGrant.ProjectID)
if err != nil {
return nil, err
}
deactivateUserGrant := NewUserGrantWriteModel(grantID, resourceOwner)
userGrantAgg := UserGrantAggregateFromWriteModel(&deactivateUserGrant.WriteModel)
pushedEvents, err := c.eventstore.PushEvents(ctx, usergrant.NewUserGrantDeactivatedEvent(ctx, userGrantAgg))
if err != nil {
return nil, err
}
err = AppendAndReduce(existingUserGrant, pushedEvents...)
if err != nil {
return nil, err
}
return writeModelToObjectDetails(&existingUserGrant.WriteModel), nil
}
func (c *Commands) ReactivateUserGrant(ctx context.Context, grantID, resourceOwner string) (objectDetails *domain.ObjectDetails, err error) {
if grantID == "" || resourceOwner == "" {
return nil, caos_errs.ThrowInvalidArgument(nil, "COMMAND-Qxy8v", "Errors.UserGrant.IDMissing")
}
existingUserGrant, err := c.userGrantWriteModelByID(ctx, grantID, resourceOwner)
if err != nil {
return nil, err
}
if existingUserGrant.State == domain.UserGrantStateUnspecified || existingUserGrant.State == domain.UserGrantStateRemoved {
return nil, caos_errs.ThrowNotFound(nil, "COMMAND-Lp0gs", "Errors.UserGrant.NotFound")
}
if existingUserGrant.State != domain.UserGrantStateInactive {
return nil, caos_errs.ThrowPreconditionFailed(nil, "COMMAND-1ML0v", "Errors.UserGrant.NotInactive")
}
err = checkExplicitProjectPermission(ctx, existingUserGrant.ProjectGrantID, existingUserGrant.ProjectID)
if err != nil {
return nil, err
}
deactivateUserGrant := NewUserGrantWriteModel(grantID, resourceOwner)
userGrantAgg := UserGrantAggregateFromWriteModel(&deactivateUserGrant.WriteModel)
pushedEvents, err := c.eventstore.PushEvents(ctx, usergrant.NewUserGrantReactivatedEvent(ctx, userGrantAgg))
if err != nil {
return nil, err
}
err = AppendAndReduce(existingUserGrant, pushedEvents...)
if err != nil {
return nil, err
}
return writeModelToObjectDetails(&existingUserGrant.WriteModel), nil
}
func (c *Commands) RemoveUserGrant(ctx context.Context, grantID, resourceOwner string) (objectDetails *domain.ObjectDetails, err error) {
event, existingUserGrant, err := c.removeUserGrant(ctx, grantID, resourceOwner, false)
if err != nil {
return nil, err
}
pushedEvents, err := c.eventstore.PushEvents(ctx, event)
if err != nil {
return nil, err
}
err = AppendAndReduce(existingUserGrant, pushedEvents...)
if err != nil {
return nil, err
}
return writeModelToObjectDetails(&existingUserGrant.WriteModel), nil
}
func (c *Commands) BulkRemoveUserGrant(ctx context.Context, grantIDs []string, resourceOwner string) (err error) {
if len(grantIDs) == 0 {
return caos_errs.ThrowInvalidArgument(nil, "COMMAND-5M0sd", "Errors.UserGrant.IDMissing")
}
events := make([]eventstore.EventPusher, len(grantIDs))
for i, grantID := range grantIDs {
event, _, err := c.removeUserGrant(ctx, grantID, resourceOwner, false)
if err != nil {
return err
}
events[i] = event
}
_, err = c.eventstore.PushEvents(ctx, events...)
return err
}
func (c *Commands) removeUserGrant(ctx context.Context, grantID, resourceOwner string, cascade bool) (_ eventstore.EventPusher, writeModel *UserGrantWriteModel, err error) {
if grantID == "" {
return nil, nil, caos_errs.ThrowInvalidArgument(nil, "COMMAND-J9sc5", "Errors.UserGrant.IDMissing")
}
existingUserGrant, err := c.userGrantWriteModelByID(ctx, grantID, resourceOwner)
if err != nil {
return nil, nil, err
}
if existingUserGrant.State == domain.UserGrantStateUnspecified || existingUserGrant.State == domain.UserGrantStateRemoved {
return nil, nil, caos_errs.ThrowNotFound(nil, "COMMAND-1My0t", "Errors.UserGrant.NotFound")
}
if !cascade {
err = checkExplicitProjectPermission(ctx, existingUserGrant.ProjectGrantID, existingUserGrant.ProjectID)
if err != nil {
return nil, nil, err
}
}
removeUserGrant := NewUserGrantWriteModel(grantID, existingUserGrant.ResourceOwner)
userGrantAgg := UserGrantAggregateFromWriteModel(&removeUserGrant.WriteModel)
if cascade {
return usergrant.NewUserGrantCascadeRemovedEvent(
ctx,
userGrantAgg,
existingUserGrant.UserID,
existingUserGrant.ProjectID,
existingUserGrant.ProjectGrantID), existingUserGrant, nil
}
return usergrant.NewUserGrantRemovedEvent(
ctx,
userGrantAgg,
existingUserGrant.UserID,
existingUserGrant.ProjectID,
existingUserGrant.ProjectGrantID), existingUserGrant, nil
}
func (c *Commands) userGrantWriteModelByID(ctx context.Context, userGrantID, resourceOwner string) (writeModel *UserGrantWriteModel, err error) {
ctx, span := tracing.NewSpan(ctx)
defer func() { span.EndWithError(err) }()
writeModel = NewUserGrantWriteModel(userGrantID, resourceOwner)
err = c.eventstore.FilterToQueryReducer(ctx, writeModel)
if err != nil {
return nil, err
}
return writeModel, nil
}
func (c *Commands) checkUserGrantPreCondition(ctx context.Context, usergrant *domain.UserGrant) error {
preConditions := NewUserGrantPreConditionReadModel(usergrant.UserID, usergrant.ProjectID, usergrant.ProjectGrantID)
err := c.eventstore.FilterToQueryReducer(ctx, preConditions)
if err != nil {
return err
}
if !preConditions.UserExists {
return caos_errs.ThrowPreconditionFailed(err, "COMMAND-4f8sg", "Errors.User.NotFound")
}
if !preConditions.ProjectExists {
return caos_errs.ThrowPreconditionFailed(err, "COMMAND-3n77S", "Errors.Project.NotFound")
}
if usergrant.ProjectGrantID != "" && !preConditions.ProjectGrantExists {
return caos_errs.ThrowPreconditionFailed(err, "COMMAND-4m9ff", "Errors.Project.Grant.NotFound")
}
if usergrant.HasInvalidRoles(preConditions.ExistingRoleKeys) {
return caos_errs.ThrowPreconditionFailed(err, "COMMAND-mm9F4", "Errors.Project.Role.NotFound")
}
return nil
}