portainer/api/http/handler/stacks/handler.go

110 lines
3.9 KiB
Go

package stacks
import (
"errors"
"net/http"
"sync"
"github.com/gorilla/mux"
httperror "github.com/portainer/libhttp/error"
"github.com/portainer/portainer/api"
bolterrors "github.com/portainer/portainer/api/bolt/errors"
"github.com/portainer/portainer/api/http/security"
"github.com/portainer/portainer/api/internal/authorization"
)
var (
errStackAlreadyExists = errors.New("A stack already exists with this name")
errStackNotExternal = errors.New("Not an external stack")
)
// Handler is the HTTP handler used to handle stack operations.
type Handler struct {
stackCreationMutex *sync.Mutex
stackDeletionMutex *sync.Mutex
requestBouncer *security.RequestBouncer
*mux.Router
DataStore portainer.DataStore
FileService portainer.FileService
GitService portainer.GitService
SwarmStackManager portainer.SwarmStackManager
ComposeStackManager portainer.ComposeStackManager
KubernetesDeployer portainer.KubernetesDeployer
}
// NewHandler creates a handler to manage stack operations.
func NewHandler(bouncer *security.RequestBouncer) *Handler {
h := &Handler{
Router: mux.NewRouter(),
stackCreationMutex: &sync.Mutex{},
stackDeletionMutex: &sync.Mutex{},
requestBouncer: bouncer,
}
h.Handle("/stacks",
bouncer.AuthenticatedAccess(httperror.LoggerHandler(h.stackCreate))).Methods(http.MethodPost)
h.Handle("/stacks",
bouncer.AuthenticatedAccess(httperror.LoggerHandler(h.stackList))).Methods(http.MethodGet)
h.Handle("/stacks/{id}",
bouncer.AuthenticatedAccess(httperror.LoggerHandler(h.stackInspect))).Methods(http.MethodGet)
h.Handle("/stacks/{id}",
bouncer.AuthenticatedAccess(httperror.LoggerHandler(h.stackDelete))).Methods(http.MethodDelete)
h.Handle("/stacks/{id}",
bouncer.AuthenticatedAccess(httperror.LoggerHandler(h.stackUpdate))).Methods(http.MethodPut)
h.Handle("/stacks/{id}/file",
bouncer.AuthenticatedAccess(httperror.LoggerHandler(h.stackFile))).Methods(http.MethodGet)
h.Handle("/stacks/{id}/migrate",
bouncer.AuthenticatedAccess(httperror.LoggerHandler(h.stackMigrate))).Methods(http.MethodPost)
h.Handle("/stacks/{id}/start",
bouncer.AuthenticatedAccess(httperror.LoggerHandler(h.stackStart))).Methods(http.MethodPost)
h.Handle("/stacks/{id}/stop",
bouncer.AuthenticatedAccess(httperror.LoggerHandler(h.stackStop))).Methods(http.MethodPost)
return h
}
func (handler *Handler) userCanAccessStack(securityContext *security.RestrictedRequestContext, endpointID portainer.EndpointID, resourceControl *portainer.ResourceControl) (bool, error) {
user, err := handler.DataStore.User().User(securityContext.UserID)
if err != nil {
return false, err
}
userTeamIDs := make([]portainer.TeamID, 0)
for _, membership := range securityContext.UserMemberships {
userTeamIDs = append(userTeamIDs, membership.TeamID)
}
if resourceControl != nil && authorization.UserCanAccessResource(securityContext.UserID, userTeamIDs, resourceControl) {
return true, nil
}
return handler.userIsAdminOrEndpointAdmin(user, endpointID)
}
func (handler *Handler) userIsAdminOrEndpointAdmin(user *portainer.User, endpointID portainer.EndpointID) (bool, error) {
isAdmin := user.Role == portainer.AdministratorRole
if isAdmin {
return true, nil
}
rbacExtension, err := handler.DataStore.Extension().Extension(portainer.RBACExtension)
if err != nil && err != bolterrors.ErrObjectNotFound {
return false, errors.New("Unable to verify if RBAC extension is loaded")
}
if rbacExtension == nil {
return false, nil
}
_, endpointResourceAccess := user.EndpointAuthorizations[portainer.EndpointID(endpointID)][portainer.EndpointResourcesAccess]
return endpointResourceAccess, nil
}
func (handler *Handler) userCanCreateStack(securityContext *security.RestrictedRequestContext, endpointID portainer.EndpointID) (bool, error) {
user, err := handler.DataStore.User().User(securityContext.UserID)
if err != nil {
return false, err
}
return handler.userIsAdminOrEndpointAdmin(user, endpointID)
}