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

322 lines
12 KiB
Go

package stacks
import (
"net/http"
"strconv"
"time"
portainer "github.com/portainer/portainer/api"
httperrors "github.com/portainer/portainer/api/http/errors"
"github.com/portainer/portainer/api/http/security"
"github.com/portainer/portainer/api/stacks/deployments"
"github.com/portainer/portainer/api/stacks/stackutils"
httperror "github.com/portainer/portainer/pkg/libhttp/error"
"github.com/portainer/portainer/pkg/libhttp/request"
"github.com/portainer/portainer/pkg/libhttp/response"
"github.com/asaskevich/govalidator"
"github.com/pkg/errors"
"github.com/rs/zerolog/log"
)
type updateComposeStackPayload struct {
// New content of the Stack file
StackFileContent string `example:"version: 3\n services:\n web:\n image:nginx"`
// A list of environment(endpoint) variables used during stack deployment
Env []portainer.Pair
// Force a pulling to current image with the original tag though the image is already the latest
PullImage bool `example:"false"`
}
func (payload *updateComposeStackPayload) Validate(r *http.Request) error {
if govalidator.IsNull(payload.StackFileContent) {
return errors.New("Invalid stack file content")
}
return nil
}
type updateSwarmStackPayload struct {
// New content of the Stack file
StackFileContent string `example:"version: 3\n services:\n web:\n image:nginx"`
// A list of environment(endpoint) variables used during stack deployment
Env []portainer.Pair
// Prune services that are no longer referenced (only available for Swarm stacks)
Prune bool `example:"true"`
// Force a pulling to current image with the original tag though the image is already the latest
PullImage bool `example:"false"`
}
func (payload *updateSwarmStackPayload) Validate(r *http.Request) error {
if govalidator.IsNull(payload.StackFileContent) {
return errors.New("Invalid stack file content")
}
return nil
}
// @id StackUpdate
// @summary Update a stack
// @description Update a stack, only for file based stacks.
// @description **Access policy**: authenticated
// @tags stacks
// @security ApiKeyAuth
// @security jwt
// @accept json
// @produce json
// @param id path int true "Stack identifier"
// @param endpointId query int true "Environment identifier"
// @param body body updateSwarmStackPayload true "Stack details"
// @success 200 {object} portainer.Stack "Success"
// @failure 400 "Invalid request"
// @failure 403 "Permission denied"
// @failure 404 "Not found"
// @failure 500 "Server error"
// @router /stacks/{id} [put]
func (handler *Handler) stackUpdate(w http.ResponseWriter, r *http.Request) *httperror.HandlerError {
stackID, err := request.RetrieveNumericRouteVariableValue(r, "id")
if err != nil {
return httperror.BadRequest("Invalid stack identifier route variable", err)
}
stack, err := handler.DataStore.Stack().Read(portainer.StackID(stackID))
if handler.DataStore.IsErrObjectNotFound(err) {
return httperror.NotFound("Unable to find a stack with the specified identifier inside the database", err)
} else if err != nil {
return httperror.InternalServerError("Unable to find a stack with the specified identifier inside the database", err)
}
// TODO: this is a work-around for stacks created with Portainer version >= 1.17.1
// The EndpointID property is not available for these stacks, this API endpoint
// can use the optional EndpointID query parameter to associate a valid environment(endpoint) identifier to the stack.
endpointID, err := request.RetrieveNumericQueryParameter(r, "endpointId", false)
if err != nil {
return httperror.BadRequest("Invalid query parameter: endpointId", err)
}
if endpointID != int(stack.EndpointID) {
stack.EndpointID = portainer.EndpointID(endpointID)
}
endpoint, err := handler.DataStore.Endpoint().Endpoint(stack.EndpointID)
if handler.DataStore.IsErrObjectNotFound(err) {
return httperror.NotFound("Unable to find the environment associated to the stack inside the database", err)
} else if err != nil {
return httperror.InternalServerError("Unable to find the environment associated to the stack inside the database", err)
}
err = handler.requestBouncer.AuthorizedEndpointOperation(r, endpoint)
if err != nil {
return httperror.Forbidden("Permission denied to access environment", err)
}
securityContext, err := security.RetrieveRestrictedRequestContext(r)
if err != nil {
return httperror.InternalServerError("Unable to retrieve info from request context", err)
}
//only check resource control when it is a DockerSwarmStack or a DockerComposeStack
if stack.Type == portainer.DockerSwarmStack || stack.Type == portainer.DockerComposeStack {
resourceControl, err := handler.DataStore.ResourceControl().ResourceControlByResourceIDAndType(stackutils.ResourceControlID(stack.EndpointID, stack.Name), portainer.StackResourceControl)
if err != nil {
return httperror.InternalServerError("Unable to retrieve a resource control associated to the stack", err)
}
access, err := handler.userCanAccessStack(securityContext, endpoint.ID, resourceControl)
if err != nil {
return httperror.InternalServerError("Unable to verify user authorizations to validate stack access", err)
}
if !access {
return httperror.Forbidden("Access denied to resource", httperrors.ErrResourceAccessDenied)
}
}
canManage, err := handler.userCanManageStacks(securityContext, endpoint)
if err != nil {
return httperror.InternalServerError("Unable to verify user authorizations to validate stack deletion", err)
}
if !canManage {
errMsg := "Stack editing is disabled for non-admin users"
return httperror.Forbidden(errMsg, errors.New(errMsg))
}
updateError := handler.updateAndDeployStack(r, stack, endpoint)
if updateError != nil {
return updateError
}
user, err := handler.DataStore.User().Read(securityContext.UserID)
if err != nil {
return httperror.BadRequest("Cannot find context user", errors.Wrap(err, "failed to fetch the user"))
}
stack.UpdatedBy = user.Username
stack.UpdateDate = time.Now().Unix()
stack.Status = portainer.StackStatusActive
err = handler.DataStore.Stack().Update(stack.ID, stack)
if err != nil {
return httperror.InternalServerError("Unable to persist the stack changes inside the database", err)
}
if stack.GitConfig != nil && stack.GitConfig.Authentication != nil && stack.GitConfig.Authentication.Password != "" {
// sanitize password in the http response to minimise possible security leaks
stack.GitConfig.Authentication.Password = ""
}
return response.JSON(w, stack)
}
func (handler *Handler) updateAndDeployStack(r *http.Request, stack *portainer.Stack, endpoint *portainer.Endpoint) *httperror.HandlerError {
if stack.Type == portainer.DockerSwarmStack {
stack.Name = handler.SwarmStackManager.NormalizeStackName(stack.Name)
return handler.updateSwarmStack(r, stack, endpoint)
} else if stack.Type == portainer.DockerComposeStack {
stack.Name = handler.ComposeStackManager.NormalizeStackName(stack.Name)
return handler.updateComposeStack(r, stack, endpoint)
} else if stack.Type == portainer.KubernetesStack {
return handler.updateKubernetesStack(r, stack, endpoint)
} else {
return httperror.InternalServerError("Unsupported stack", errors.Errorf("unsupported stack type: %v", stack.Type))
}
}
func (handler *Handler) updateComposeStack(r *http.Request, stack *portainer.Stack, endpoint *portainer.Endpoint) *httperror.HandlerError {
// Must not be git based stack. stop the auto update job if there is any
if stack.AutoUpdate != nil {
deployments.StopAutoupdate(stack.ID, stack.AutoUpdate.JobID, handler.Scheduler)
stack.AutoUpdate = nil
}
if stack.GitConfig != nil {
stack.FromAppTemplate = true
}
var payload updateComposeStackPayload
err := request.DecodeAndValidateJSONPayload(r, &payload)
if err != nil {
return httperror.BadRequest("Invalid request payload", err)
}
stack.Env = payload.Env
if stack.GitConfig != nil {
// detach from git
stack.GitConfig = nil
}
stackFolder := strconv.Itoa(int(stack.ID))
_, err = handler.FileService.UpdateStoreStackFileFromBytes(stackFolder, stack.EntryPoint, []byte(payload.StackFileContent))
if err != nil {
if rollbackErr := handler.FileService.RollbackStackFile(stackFolder, stack.EntryPoint); rollbackErr != nil {
log.Warn().Err(rollbackErr).Msg("rollback stack file error")
}
return httperror.InternalServerError("Unable to persist updated Compose file on disk", err)
}
// Create compose deployment config
securityContext, err := security.RetrieveRestrictedRequestContext(r)
if err != nil {
return httperror.InternalServerError("Unable to retrieve info from request context", err)
}
composeDeploymentConfig, err := deployments.CreateComposeStackDeploymentConfig(securityContext,
stack,
endpoint,
handler.DataStore,
handler.FileService,
handler.StackDeployer,
payload.PullImage,
false)
if err != nil {
if rollbackErr := handler.FileService.RollbackStackFile(stackFolder, stack.EntryPoint); rollbackErr != nil {
log.Warn().Err(rollbackErr).Msg("rollback stack file error")
}
return httperror.InternalServerError(err.Error(), err)
}
// Deploy the stack
err = composeDeploymentConfig.Deploy()
if err != nil {
if rollbackErr := handler.FileService.RollbackStackFile(stackFolder, stack.EntryPoint); rollbackErr != nil {
log.Warn().Err(rollbackErr).Msg("rollback stack file error")
}
return httperror.InternalServerError(err.Error(), err)
}
handler.FileService.RemoveStackFileBackup(stackFolder, stack.EntryPoint)
return nil
}
func (handler *Handler) updateSwarmStack(r *http.Request, stack *portainer.Stack, endpoint *portainer.Endpoint) *httperror.HandlerError {
// Must not be git based stack. stop the auto update job if there is any
if stack.AutoUpdate != nil {
deployments.StopAutoupdate(stack.ID, stack.AutoUpdate.JobID, handler.Scheduler)
stack.AutoUpdate = nil
}
if stack.GitConfig != nil {
stack.FromAppTemplate = true
}
var payload updateSwarmStackPayload
err := request.DecodeAndValidateJSONPayload(r, &payload)
if err != nil {
return httperror.BadRequest("Invalid request payload", err)
}
stack.Env = payload.Env
if stack.GitConfig != nil {
// detach from git
stack.GitConfig = nil
}
stackFolder := strconv.Itoa(int(stack.ID))
_, err = handler.FileService.UpdateStoreStackFileFromBytes(stackFolder, stack.EntryPoint, []byte(payload.StackFileContent))
if err != nil {
if rollbackErr := handler.FileService.RollbackStackFile(stackFolder, stack.EntryPoint); rollbackErr != nil {
log.Warn().Err(rollbackErr).Msg("rollback stack file error")
}
return httperror.InternalServerError("Unable to persist updated Compose file on disk", err)
}
// Create swarm deployment config
securityContext, err := security.RetrieveRestrictedRequestContext(r)
if err != nil {
return httperror.InternalServerError("Unable to retrieve info from request context", err)
}
swarmDeploymentConfig, err := deployments.CreateSwarmStackDeploymentConfig(securityContext,
stack,
endpoint,
handler.DataStore,
handler.FileService,
handler.StackDeployer,
payload.Prune,
payload.PullImage)
if err != nil {
if rollbackErr := handler.FileService.RollbackStackFile(stackFolder, stack.EntryPoint); rollbackErr != nil {
log.Warn().Err(rollbackErr).Msg("rollback stack file error")
}
return httperror.InternalServerError(err.Error(), err)
}
// Deploy the stack
err = swarmDeploymentConfig.Deploy()
if err != nil {
if rollbackErr := handler.FileService.RollbackStackFile(stackFolder, stack.EntryPoint); rollbackErr != nil {
log.Warn().Err(rollbackErr).Msg("rollback stack file error")
}
return httperror.InternalServerError(err.Error(), err)
}
handler.FileService.RemoveStackFileBackup(stackFolder, stack.EntryPoint)
return nil
}