mirror of https://github.com/portainer/portainer
92 lines
3.8 KiB
Go
92 lines
3.8 KiB
Go
package stacks
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import (
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"net/http"
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"path"
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httperror "github.com/portainer/libhttp/error"
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"github.com/portainer/libhttp/request"
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"github.com/portainer/libhttp/response"
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portainer "github.com/portainer/portainer/api"
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bolterrors "github.com/portainer/portainer/api/bolt/errors"
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"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/internal/stackutils"
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)
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type stackFileResponse struct {
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// Content of the Stack file
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StackFileContent string `json:"StackFileContent" example:"version: 3\n services:\n web:\n image:nginx"`
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}
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// @id StackFileInspect
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// @summary Retrieve the content of the Stack file for the specified stack
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// @description Get Stack file content.
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// @description **Access policy**: restricted
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// @tags stacks
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// @security jwt
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// @produce json
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// @param id path int true "Stack identifier"
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// @success 200 {object} stackFileResponse "Success"
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// @failure 400 "Invalid request"
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// @failure 403 "Permission denied"
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// @failure 404 "Stack not found"
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// @failure 500 "Server error"
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// @router /stacks/{id}/file [get]
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func (handler *Handler) stackFile(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.HandlerError{http.StatusBadRequest, "Invalid stack identifier route variable", err}
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}
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stack, err := handler.DataStore.Stack().Stack(portainer.StackID(stackID))
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if err == bolterrors.ErrObjectNotFound {
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return &httperror.HandlerError{http.StatusNotFound, "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.HandlerError{http.StatusInternalServerError, "Unable to find a stack with the specified identifier inside the database", 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.HandlerError{http.StatusInternalServerError, "Unable to retrieve info from request context", err}
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}
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endpoint, err := handler.DataStore.Endpoint().Endpoint(stack.EndpointID)
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if err == bolterrors.ErrObjectNotFound {
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if !securityContext.IsAdmin {
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return &httperror.HandlerError{http.StatusNotFound, "Unable to find an environment with the specified identifier inside the database", err}
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}
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} else if err != nil {
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return &httperror.HandlerError{http.StatusInternalServerError, "Unable to find an environment with the specified identifier inside the database", err}
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}
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if endpoint != nil {
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err = handler.requestBouncer.AuthorizedEndpointOperation(r, endpoint)
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if err != nil {
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return &httperror.HandlerError{http.StatusForbidden, "Permission denied to access environment", err}
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}
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if stack.Type == portainer.DockerSwarmStack || stack.Type == portainer.DockerComposeStack {
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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.HandlerError{http.StatusInternalServerError, "Unable to retrieve a resource control associated to the stack", err}
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}
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access, err := handler.userCanAccessStack(securityContext, endpoint.ID, resourceControl)
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if err != nil {
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return &httperror.HandlerError{http.StatusInternalServerError, "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.HandlerError{http.StatusForbidden, "Access denied to resource", errors.ErrResourceAccessDenied}
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}
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}
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}
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stackFileContent, err := handler.FileService.GetFileContent(path.Join(stack.ProjectPath, stack.EntryPoint))
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if err != nil {
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return &httperror.HandlerError{http.StatusInternalServerError, "Unable to retrieve Compose file from disk", err}
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}
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return response.JSON(w, &stackFileResponse{StackFileContent: string(stackFileContent)})
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}
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