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create_subscription.go
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/
create_subscription.go
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///////////////////////////////////////////////////////////////////////
// Copyright (c) 2017 VMware, Inc. All Rights Reserved.
// SPDX-License-Identifier: Apache-2.0
///////////////////////////////////////////////////////////////////////
package cmd
import (
"fmt"
"io"
"github.com/go-openapi/swag"
"github.com/spf13/cobra"
"github.com/vmware/dispatch/pkg/client"
"golang.org/x/net/context"
"github.com/vmware/dispatch/pkg/api/v1"
"github.com/vmware/dispatch/pkg/dispatchcli/i18n"
)
var (
createSubscriptionLong = i18n.T(`Create dispatch event subscription.`)
// TODO: add examples
createSubscriptionExample = i18n.T(``)
createSubscriptionSecrets []string
createSubscriptionEventType string
createSubscriptionName string
)
// NewCmdCreateSubscription creates command responsible for subscription creation.
func NewCmdCreateSubscription(out io.Writer, errOut io.Writer) *cobra.Command {
cmd := &cobra.Command{
Use: "subscription FUNCTION_NAME [--name SUBSCRIPTION_NAME] [--event-type EVENT.TYPE] [--secret SECRET1,SECRET2...]",
Short: i18n.T("Create subscription"),
Long: createSubscriptionLong,
Example: createSubscriptionExample,
Args: cobra.ExactArgs(1),
Run: func(cmd *cobra.Command, args []string) {
c := eventManagerClient()
err := createSubscription(out, errOut, cmd, args, c)
CheckErr(err)
},
}
cmd.Flags().StringVarP(&cmdFlagApplication, "application", "a", "", "associate with an application")
cmd.Flags().StringArrayVar(&createSubscriptionSecrets, "secret", []string{}, "Function secrets, can be specified multiple times or a comma-delimited string")
cmd.Flags().StringVar(&createSubscriptionName, "name", "", "Subscription name. If not specified, will be randomly generated.")
cmd.Flags().StringVar(&createSubscriptionEventType, "event-type", "", "Event Type to filter on.")
return cmd
}
// CallCreateSubscription makes the API call to create an event subscription
func CallCreateSubscription(c client.EventsClient) ModelAction {
return func(i interface{}) error {
subscription := i.(*v1.Subscription)
created, err := c.CreateSubscription(context.TODO(), "", subscription)
if err != nil {
return err
}
*subscription = *created
return nil
}
}
func createSubscription(out, errOut io.Writer, cmd *cobra.Command, args []string, c client.EventsClient) error {
subscription := &v1.Subscription{
Name: swag.String(resourceName(createSubscriptionName)),
EventType: &createSubscriptionEventType,
Function: &args[0],
Secrets: createSubscriptionSecrets,
}
if cmdFlagApplication != "" {
subscription.Tags = append(subscription.Tags, &v1.Tag{
Key: "Application",
Value: cmdFlagApplication,
})
}
err := CallCreateSubscription(c)(subscription)
if err != nil {
return err
}
if w, err := formatOutput(out, false, subscription); w {
return err
}
fmt.Printf("created subscription: %s\n", *subscription.Name)
return nil
}