update_edge_router_policy.go

/*
	Copyright NetFoundry Inc.

	Licensed under the Apache License, Version 2.0 (the "License");
	you may not use this file except in compliance with the License.
	You may obtain a copy of the License at

	https://www.apache.org/licenses/LICENSE-2.0

	Unless required by applicable law or agreed to in writing, software
	distributed under the License is distributed on an "AS IS" BASIS,
	WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	See the License for the specific language governing permissions and
	limitations under the License.
*/

package edge

import (
	"fmt"
	"github.com/openziti/ziti/ziti/cmd/api"
	cmdhelper "github.com/openziti/ziti/ziti/cmd/helpers"
	"io"

	"github.com/pkg/errors"

	"github.com/Jeffail/gabs"
	"github.com/spf13/cobra"
)

type updateEdgeRouterPolicyOptions struct {
	api.EntityOptions
	name            string
	edgeRouterRoles []string
	identityRoles   []string
}

func newUpdateEdgeRouterPolicyCmd(out io.Writer, errOut io.Writer) *cobra.Command {
	options := &updateEdgeRouterPolicyOptions{
		EntityOptions: api.NewEntityOptions(out, errOut),
	}

	cmd := &cobra.Command{
		Use:     "edge-router-policy <idOrName>",
		Aliases: []string{"erp"},
		Short:   "updates an edge router policy managed by the Ziti Edge Controller",
		Long:    "updates an edge router policy managed by the Ziti Edge Controller",
		Args:    cobra.ExactArgs(1),
		Run: func(cmd *cobra.Command, args []string) {
			options.Cmd = cmd
			options.Args = args
			err := runUpdateEdgeRouterPolicy(options)
			cmdhelper.CheckErr(err)
		},
		SuggestFor: []string{},
	}

	// allow interspersing positional args and flags
	cmd.Flags().SetInterspersed(true)
	cmd.Flags().StringVarP(&options.name, "name", "n", "", "Set the name of the edge router policy")
	cmd.Flags().StringSliceVar(&options.edgeRouterRoles, "edge-router-roles", nil, "Edge router roles of the edge router policy")
	cmd.Flags().StringSliceVar(&options.identityRoles, "identity-roles", nil, "Identity roles of the edge router policy")

	options.AddCommonFlags(cmd)

	return cmd
}

func runUpdateEdgeRouterPolicy(o *updateEdgeRouterPolicyOptions) error {
	id, err := mapNameToID("edge-router-policies", o.Args[0], o.Options)
	if err != nil {
		return err
	}

	edgeRouterRoles, err := convertNamesToIds(o.edgeRouterRoles, "edge-routers", o.Options)
	if err != nil {
		return err
	}

	identityRoles, err := convertNamesToIds(o.identityRoles, "identities", o.Options)
	if err != nil {
		return err
	}

	entityData := gabs.New()
	change := false

	if o.Cmd.Flags().Changed("name") {
		api.SetJSONValue(entityData, o.name, "name")
		change = true
	}

	if o.Cmd.Flags().Changed("edge-router-roles") {
		api.SetJSONValue(entityData, edgeRouterRoles, "edgeRouterRoles")
		change = true
	}

	if o.Cmd.Flags().Changed("identity-roles") {
		api.SetJSONValue(entityData, identityRoles, "identityRoles")
		change = true
	}

	if o.TagsProvided() {
		o.SetTags(entityData)
		change = true
	}

	if !change {
		return errors.New("no change specified. must specify at least one attribute to change")
	}

	_, err = patchEntityOfType(fmt.Sprintf("edge-router-policies/%v", id), entityData.String(), &o.Options)
	return err
}