Files
zrok/controller/updateShareName.go

102 lines
3.5 KiB
Go

package controller
import (
"github.com/go-openapi/runtime/middleware"
"github.com/jmoiron/sqlx"
"github.com/michaelquigley/df/dl"
"github.com/openziti/zrok/v2/rest_model_zrok"
"github.com/openziti/zrok/v2/rest_server_zrok/operations/share"
"github.com/pkg/errors"
)
type updateShareNameHandler struct{}
func newUpdateShareNameHandler() *updateShareNameHandler {
return &updateShareNameHandler{}
}
func (h *updateShareNameHandler) Handle(params share.UpdateShareNameParams, principal *rest_model_zrok.Principal) middleware.Responder {
trx, err := str.Begin()
if err != nil {
dl.Errorf("error starting transaction: %v", err)
return share.NewUpdateShareNameInternalServerError()
}
defer func() { _ = trx.Rollback() }()
// find namespace
ns, err := str.FindNamespaceWithToken(params.Body.NamespaceToken, trx)
if err != nil {
dl.Errorf("error finding namespace with token '%v': %v", params.Body.NamespaceToken, err)
return share.NewUpdateShareNameNotFound()
}
// check namespace grant
if !ns.Open {
granted, err := str.CheckNamespaceGrant(ns.Id, int(principal.ID), trx)
if err != nil {
dl.Errorf("error checking namespace grant for account '%v' and namespace '%v': %v", principal.Email, ns.Token, err)
return share.NewUpdateShareNameInternalServerError()
}
if !granted {
dl.Errorf("account '%v' is not granted access to namespace '%v'", principal.Email, ns.Token)
return share.NewUpdateShareNameUnauthorized()
}
}
// find existing name
name, err := str.FindNameByNamespaceAndName(ns.Id, params.Body.Name, trx)
if err != nil {
dl.Errorf("error finding name '%v' in namespace '%v': %v", params.Body.Name, ns.Token, err)
return share.NewUpdateShareNameNotFound()
}
// verify ownership
if name.AccountId != int(principal.ID) {
dl.Errorf("account '%v' does not own name '%v' in namespace '%v'", principal.Email, params.Body.Name, ns.Token)
return share.NewUpdateShareNameUnauthorized()
}
// check if update is actually changing something
if name.Reserved == params.Body.Reserved {
dl.Debugf("no change needed for name '%v' in namespace '%v' - already has reserved=%v", params.Body.Name, ns.Token, params.Body.Reserved)
return share.NewUpdateShareNameOK()
}
if params.Body.Reserved {
if err := h.checkLimits(principal, trx); err != nil {
dl.Errorf("limits error: %v", err)
return share.NewUpdateShareNameConflict().WithPayload("names limit reached; cannot reserve additional names")
}
}
// update the reservation state
name.Reserved = params.Body.Reserved
if err := str.UpdateName(name, trx); err != nil {
dl.Errorf("error updating name '%v' in namespace '%v' for account '%v': %v", params.Body.Name, ns.Token, principal.Email, err)
return share.NewUpdateShareNameInternalServerError()
}
if err := trx.Commit(); err != nil {
dl.Errorf("error committing transaction: %v", err)
return share.NewUpdateShareNameInternalServerError()
}
dl.Infof("updated name '%v' in namespace '%v' for account '%v' - reserved set to %v", params.Body.Name, ns.Token, principal.Email, params.Body.Reserved)
return share.NewUpdateShareNameOK()
}
func (h *updateShareNameHandler) checkLimits(principal *rest_model_zrok.Principal, trx *sqlx.Tx) error {
if !principal.Limitless {
if limitsAgent != nil {
ok, err := limitsAgent.CanReserveName(int(principal.ID), trx)
if err != nil {
return errors.Wrapf(err, "error checking name limits for '%v'", principal.Email)
}
if !ok {
return errors.Errorf("name limit check failed for '%v'", principal.Email)
}
}
}
return nil
}