andres-portainer
211 lines
8.0 KiB
Go
211 lines
8.0 KiB
Go
package stacks
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import (
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"context"
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"errors"
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"fmt"
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"net/http"
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"time"
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portainer "github.com/portainer/portainer/api"
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"github.com/portainer/portainer/api/dataservices"
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httperrors "github.com/portainer/portainer/api/http/errors"
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"github.com/portainer/portainer/api/http/security"
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"github.com/portainer/portainer/api/stacks/deployments"
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"github.com/portainer/portainer/api/stacks/stackutils"
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httperror "github.com/portainer/portainer/pkg/libhttp/error"
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"github.com/portainer/portainer/pkg/libhttp/request"
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"github.com/portainer/portainer/pkg/libhttp/response"
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"github.com/rs/zerolog/log"
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)
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// @id StackStart
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// @summary Starts a stopped Stack
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// @description Starts a stopped Stack.
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// @description **Access policy**: authenticated
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// @tags stacks
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// @security ApiKeyAuth
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// @security jwt
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// @param id path int true "Stack identifier"
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// @param endpointId query int true "Environment identifier"
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// @success 200 {object} portainer.Stack "Success"
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// @failure 400 "Invalid request"
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// @failure 403 "Permission denied"
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// @failure 404 "Not found"
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// @failure 409 "Stack is already active, deploying, or in error state"
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// @failure 500 "Server error"
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// @router /stacks/{id}/start [post]
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func (handler *Handler) stackStart(w http.ResponseWriter, r *http.Request) *httperror.HandlerError {
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stackID, err := request.RetrieveNumericRouteVariableValue(r, "id")
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if err != nil {
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return httperror.BadRequest("Invalid stack identifier route variable", err)
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}
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securityContext, err := security.RetrieveRestrictedRequestContext(r)
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if err != nil {
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return httperror.InternalServerError("Unable to retrieve info from request context", err)
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}
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stack, err := handler.DataStore.Stack().Read(portainer.StackID(stackID))
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if handler.DataStore.IsErrObjectNotFound(err) {
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return httperror.NotFound("Unable to find a stack with the specified identifier inside the database", err)
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} else if err != nil {
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return httperror.InternalServerError("Unable to find a stack with the specified identifier inside the database", err)
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}
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if stack.Type == portainer.KubernetesStack {
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return httperror.BadRequest("Starting a kubernetes stack is not supported", err)
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}
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// Check stack status before checking endpoint access to avoid unnecessary database
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// calls in case of invalid stack status
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switch stack.Status {
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case portainer.StackStatusActive:
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return httperror.Conflict("Unable to start stack", errors.New("Stack is already active"))
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case portainer.StackStatusDeploying:
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return httperror.Conflict("Unable to start stack", errors.New("Stack deployment is already in progress"))
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case portainer.StackStatusError:
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errMessage := "Stack is in error state"
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if len(stack.DeploymentStatus) > 0 {
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lastDeploymentStatus := stack.DeploymentStatus[len(stack.DeploymentStatus)-1]
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if lastDeploymentStatus.Status == portainer.StackStatusError && lastDeploymentStatus.Message != "" {
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errMessage = lastDeploymentStatus.Message
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}
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}
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return httperror.Conflict("Unable to start stack", errors.New(errMessage))
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}
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endpointID, err := request.RetrieveNumericQueryParameter(r, "endpointId", false)
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if err != nil {
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return httperror.BadRequest("Invalid query parameter: endpointId", err)
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}
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endpoint, err := handler.DataStore.Endpoint().Endpoint(portainer.EndpointID(endpointID))
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if handler.DataStore.IsErrObjectNotFound(err) {
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return httperror.NotFound("Unable to find an endpoint with the specified identifier inside the database", err)
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} else if err != nil {
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return httperror.InternalServerError("Unable to find an endpoint with the specified identifier inside the database", err)
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}
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err = handler.requestBouncer.AuthorizedEndpointOperation(r, endpoint)
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if err != nil {
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return httperror.Forbidden("Permission denied to access endpoint", err)
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}
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canManage, err := handler.userCanManageStacks(securityContext, endpoint)
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if err != nil {
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return httperror.InternalServerError("Unable to verify user authorizations to validate stack deletion", err)
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}
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if !canManage {
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errMsg := "stack management is disabled for non-admin users"
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return httperror.Forbidden(errMsg, errors.New(errMsg))
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}
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isUnique, err := handler.checkUniqueStackNameInDocker(endpoint, stack.Name, stack.ID, stack.SwarmID != "")
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if err != nil {
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return httperror.InternalServerError("Unable to check for name collision", err)
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}
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if !isUnique {
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errorMessage := fmt.Sprintf("A stack with the name '%s' is already running", stack.Name)
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return httperror.Conflict(errorMessage, errors.New(errorMessage))
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}
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resourceControl, err := handler.DataStore.ResourceControl().ResourceControlByResourceIDAndType(stackutils.ResourceControlID(stack.EndpointID, stack.Name), portainer.StackResourceControl)
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if err != nil {
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return httperror.InternalServerError("Unable to retrieve a resource control associated to the stack", err)
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}
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access, err := handler.userCanAccessStack(securityContext, resourceControl)
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if err != nil {
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return httperror.InternalServerError("Unable to verify user authorizations to validate stack access", err)
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}
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if !access {
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return httperror.Forbidden("Access denied to resource", httperrors.ErrResourceAccessDenied)
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}
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if stack.AutoUpdate != nil && stack.AutoUpdate.Interval != "" {
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deployments.StopAutoupdate(stack.ID, stack.AutoUpdate.JobID, handler.Scheduler)
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jobID, e := deployments.StartAutoupdate(context.TODO(), stack.ID, stack.AutoUpdate.Interval, handler.Scheduler, handler.StackDeployer, handler.DataStore, handler.GitService)
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if e != nil {
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return e
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}
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stack.AutoUpdate.JobID = jobID
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}
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if err := handler.startStack(context.TODO(), stack, endpoint, securityContext); err != nil {
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stack.Status = portainer.StackStatusError
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stack.DeploymentStatus = append(stack.DeploymentStatus, portainer.StackDeploymentStatus{
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Status: portainer.StackStatusError,
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Time: time.Now().Unix(),
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Message: err.Error(),
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})
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if err := handler.DataStore.UpdateTx(func(tx dataservices.DataStoreTx) error {
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return tx.Stack().Update(stack.ID, stack)
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}); err != nil {
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log.Warn().Err(err).Str("context", "StackStart").Msg("Unable to update stack status after failed start attempt")
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}
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return httperror.InternalServerError("Unable to start stack", err)
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}
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stack.Status = portainer.StackStatusActive
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stack.DeploymentStatus = []portainer.StackDeploymentStatus{
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{Status: portainer.StackStatusActive, Time: time.Now().Unix()},
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}
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if err := handler.DataStore.UpdateTx(func(tx dataservices.DataStoreTx) error {
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return tx.Stack().Update(stack.ID, stack)
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}); err != nil {
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return httperror.InternalServerError("Unable to update stack status", err)
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}
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if err := fillStackGitConfig(handler.DataStore, stack); err != nil {
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return httperror.InternalServerError("Unable to load git config for stack", err)
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}
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return response.JSON(w, stack)
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}
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func (handler *Handler) startStack(
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ctx context.Context,
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stack *portainer.Stack,
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endpoint *portainer.Endpoint,
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securityContext *security.RestrictedRequestContext,
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) error {
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user, err := handler.DataStore.User().Read(securityContext.UserID)
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if err != nil {
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return fmt.Errorf("unable to load user information from the database: %w", err)
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}
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registries, err := handler.DataStore.Registry().ReadAll()
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if err != nil {
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return fmt.Errorf("unable to retrieve registries from the database: %w", err)
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}
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filteredRegistries := security.FilterRegistries(registries, user, securityContext.UserMemberships, endpoint.ID)
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switch stack.Type {
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case portainer.DockerComposeStack:
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stack.Name = handler.ComposeStackManager.NormalizeStackName(stack.Name)
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if stackutils.IsRelativePathStack(stack) {
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return handler.StackDeployer.StartRemoteComposeStack(ctx, stack, endpoint, filteredRegistries)
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}
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return handler.StackDeployer.DeployComposeStack(ctx, stack, endpoint, filteredRegistries, false, false, false)
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case portainer.DockerSwarmStack:
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stack.Name = handler.SwarmStackManager.NormalizeStackName(stack.Name)
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if stackutils.IsRelativePathStack(stack) {
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return handler.StackDeployer.StartRemoteSwarmStack(ctx, stack, endpoint, filteredRegistries)
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}
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return handler.StackDeployer.DeploySwarmStack(ctx, stack, endpoint, filteredRegistries, true, true)
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}
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return nil
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}
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