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243 lines
11 KiB
243 lines
11 KiB
package stacks
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import (
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"log"
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"net/http"
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"github.com/docker/cli/cli/compose/loader"
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"github.com/docker/cli/cli/compose/types"
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"github.com/pkg/errors"
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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/security"
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"github.com/portainer/portainer/api/internal/authorization"
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"github.com/portainer/portainer/api/internal/endpointutils"
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"github.com/portainer/portainer/api/internal/stackutils"
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)
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func (handler *Handler) cleanUp(stack *portainer.Stack, doCleanUp *bool) error {
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if !*doCleanUp {
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return nil
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}
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err := handler.FileService.RemoveDirectory(stack.ProjectPath)
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if err != nil {
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log.Printf("http error: Unable to cleanup stack creation (err=%s)\n", err)
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}
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return nil
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}
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// @id StackCreate
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// @summary Deploy a new stack
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// @description Deploy a new stack into a Docker environment(endpoint) specified via the environment(endpoint) identifier.
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// @description **Access policy**: authenticated
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// @tags stacks
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// @security jwt
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// @accept json,multipart/form-data
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// @produce json
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// @param type query int true "Stack deployment type. Possible values: 1 (Swarm stack) or 2 (Compose stack)." Enums(1,2)
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// @param method query string true "Stack deployment method. Possible values: file, string or repository." Enums(string, file, repository)
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// @param endpointId query int true "Identifier of the environment(endpoint) that will be used to deploy the stack"
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// @param body_swarm_string body swarmStackFromFileContentPayload false "Required when using method=string and type=1"
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// @param body_swarm_repository body swarmStackFromGitRepositoryPayload false "Required when using method=repository and type=1"
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// @param body_compose_string body composeStackFromFileContentPayload false "Required when using method=string and type=2"
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// @param body_compose_repository body composeStackFromGitRepositoryPayload false "Required when using method=repository and type=2"
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// @param Name formData string false "Name of the stack. required when method is file"
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// @param SwarmID formData string false "Swarm cluster identifier. Required when method equals file and type equals 1. required when method is file"
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// @param Env formData string false "Environment(Endpoint) variables passed during deployment, represented as a JSON array [{'name': 'name', 'value': 'value'}]. Optional, used when method equals file and type equals 1."
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// @param file formData file false "Stack file. required when method is file"
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// @success 200 {object} portainer.CustomTemplate
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// @failure 400 "Invalid request"
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// @failure 500 "Server error"
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// @router /stacks [post]
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func (handler *Handler) stackCreate(w http.ResponseWriter, r *http.Request) *httperror.HandlerError {
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stackType, err := request.RetrieveNumericQueryParameter(r, "type", false)
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if err != nil {
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return &httperror.HandlerError{http.StatusBadRequest, "Invalid query parameter: type", err}
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}
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method, err := request.RetrieveQueryParameter(r, "method", false)
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if err != nil {
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return &httperror.HandlerError{http.StatusBadRequest, "Invalid query parameter: method", err}
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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.HandlerError{http.StatusBadRequest, "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 err == bolterrors.ErrObjectNotFound {
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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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} 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 endpointutils.IsDockerEndpoint(endpoint) && !endpoint.SecuritySettings.AllowStackManagementForRegularUsers {
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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 user info from request context", err}
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}
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canCreate, err := handler.userCanCreateStack(securityContext, portainer.EndpointID(endpointID))
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if err != nil {
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return &httperror.HandlerError{http.StatusInternalServerError, "Unable to verify user authorizations to validate stack creation", err}
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}
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if !canCreate {
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errMsg := "Stack creation is disabled for non-admin users"
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return &httperror.HandlerError{http.StatusForbidden, errMsg, errors.New(errMsg)}
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}
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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.HandlerError{http.StatusForbidden, "Permission denied to access environment", err}
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}
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tokenData, err := security.RetrieveTokenData(r)
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if err != nil {
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return &httperror.HandlerError{http.StatusInternalServerError, "Unable to retrieve user details from authentication token", err}
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}
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switch portainer.StackType(stackType) {
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case portainer.DockerSwarmStack:
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return handler.createSwarmStack(w, r, method, endpoint, tokenData.ID)
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case portainer.DockerComposeStack:
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return handler.createComposeStack(w, r, method, endpoint, tokenData.ID)
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case portainer.KubernetesStack:
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return handler.createKubernetesStack(w, r, method, endpoint, tokenData.ID)
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}
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return &httperror.HandlerError{http.StatusBadRequest, "Invalid value for query parameter: type. Value must be one of: 1 (Swarm stack) or 2 (Compose stack)", errors.New(request.ErrInvalidQueryParameter)}
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}
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func (handler *Handler) createComposeStack(w http.ResponseWriter, r *http.Request, method string, endpoint *portainer.Endpoint, userID portainer.UserID) *httperror.HandlerError {
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switch method {
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case "string":
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return handler.createComposeStackFromFileContent(w, r, endpoint, userID)
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case "repository":
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return handler.createComposeStackFromGitRepository(w, r, endpoint, userID)
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case "file":
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return handler.createComposeStackFromFileUpload(w, r, endpoint, userID)
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}
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return &httperror.HandlerError{StatusCode: http.StatusBadRequest, Message: "Invalid value for query parameter: method. Value must be one of: string, repository or file", Err: errors.New(request.ErrInvalidQueryParameter)}
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}
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func (handler *Handler) createSwarmStack(w http.ResponseWriter, r *http.Request, method string, endpoint *portainer.Endpoint, userID portainer.UserID) *httperror.HandlerError {
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switch method {
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case "string":
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return handler.createSwarmStackFromFileContent(w, r, endpoint, userID)
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case "repository":
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return handler.createSwarmStackFromGitRepository(w, r, endpoint, userID)
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case "file":
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return handler.createSwarmStackFromFileUpload(w, r, endpoint, userID)
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}
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return &httperror.HandlerError{StatusCode: http.StatusBadRequest, Message: "Invalid value for query parameter: method. Value must be one of: string, repository or file", Err: errors.New(request.ErrInvalidQueryParameter)}
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}
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func (handler *Handler) createKubernetesStack(w http.ResponseWriter, r *http.Request, method string, endpoint *portainer.Endpoint, userID portainer.UserID) *httperror.HandlerError {
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switch method {
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case "string":
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return handler.createKubernetesStackFromFileContent(w, r, endpoint, userID)
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case "repository":
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return handler.createKubernetesStackFromGitRepository(w, r, endpoint, userID)
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case "url":
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return handler.createKubernetesStackFromManifestURL(w, r, endpoint, userID)
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}
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return &httperror.HandlerError{StatusCode: http.StatusBadRequest, Message: "Invalid value for query parameter: method. Value must be one of: string or repository", Err: errors.New(request.ErrInvalidQueryParameter)}
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}
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func (handler *Handler) isValidStackFile(stackFileContent []byte, securitySettings *portainer.EndpointSecuritySettings) error {
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composeConfigYAML, err := loader.ParseYAML(stackFileContent)
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if err != nil {
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return err
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}
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composeConfigFile := types.ConfigFile{
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Config: composeConfigYAML,
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}
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composeConfigDetails := types.ConfigDetails{
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ConfigFiles: []types.ConfigFile{composeConfigFile},
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Environment: map[string]string{},
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}
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composeConfig, err := loader.Load(composeConfigDetails, func(options *loader.Options) {
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options.SkipValidation = true
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options.SkipInterpolation = true
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})
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if err != nil {
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return err
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}
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for key := range composeConfig.Services {
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service := composeConfig.Services[key]
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if !securitySettings.AllowBindMountsForRegularUsers {
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for _, volume := range service.Volumes {
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if volume.Type == "bind" {
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return errors.New("bind-mount disabled for non administrator users")
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}
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}
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}
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if !securitySettings.AllowPrivilegedModeForRegularUsers && service.Privileged == true {
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return errors.New("privileged mode disabled for non administrator users")
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}
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if !securitySettings.AllowHostNamespaceForRegularUsers && service.Pid == "host" {
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return errors.New("pid host disabled for non administrator users")
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}
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if !securitySettings.AllowDeviceMappingForRegularUsers && service.Devices != nil && len(service.Devices) > 0 {
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return errors.New("device mapping disabled for non administrator users")
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}
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if !securitySettings.AllowSysctlSettingForRegularUsers && service.Sysctls != nil && len(service.Sysctls) > 0 {
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return errors.New("sysctl setting disabled for non administrator users")
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}
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if !securitySettings.AllowContainerCapabilitiesForRegularUsers && (len(service.CapAdd) > 0 || len(service.CapDrop) > 0) {
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return errors.New("container capabilities disabled for non administrator users")
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}
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}
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return nil
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}
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func (handler *Handler) decorateStackResponse(w http.ResponseWriter, stack *portainer.Stack, userID portainer.UserID) *httperror.HandlerError {
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var resourceControl *portainer.ResourceControl
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isAdmin, err := handler.userIsAdmin(userID)
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if err != nil {
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return &httperror.HandlerError{http.StatusInternalServerError, "Unable to load user information from the database", err}
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}
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if isAdmin {
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resourceControl = authorization.NewAdministratorsOnlyResourceControl(stackutils.ResourceControlID(stack.EndpointID, stack.Name), portainer.StackResourceControl)
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} else {
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resourceControl = authorization.NewPrivateResourceControl(stackutils.ResourceControlID(stack.EndpointID, stack.Name), portainer.StackResourceControl, userID)
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}
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err = handler.DataStore.ResourceControl().CreateResourceControl(resourceControl)
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if err != nil {
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return &httperror.HandlerError{http.StatusInternalServerError, "Unable to persist resource control inside the database", err}
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}
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stack.ResourceControl = resourceControl
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if stack.GitConfig != nil && stack.GitConfig.Authentication != nil && stack.GitConfig.Authentication.Password != "" {
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// sanitize password in the http response to minimise possible security leaks
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stack.GitConfig.Authentication.Password = ""
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}
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return response.JSON(w, stack)
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}
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