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housekeeping.go
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housekeeping.go
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// Copyright © 2019 Ispirata Srl
//
// 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
//
// http://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 housekeeping
import (
"errors"
"github.com/astarte-platform/astartectl/client"
"github.com/astarte-platform/astartectl/utils"
"github.com/spf13/cobra"
"github.com/spf13/viper"
)
// HousekeepingCmd represents the housekeeping command
var HousekeepingCmd = &cobra.Command{
Use: "housekeeping",
Short: "Interact with Housekeeping API",
Long: `Interact with Housekeeping API.`,
PersistentPreRunE: housekeepingPersistentPreRunE,
}
var housekeepingJwt string
var astarteAPIClient *client.Client
func init() {
HousekeepingCmd.PersistentFlags().StringP("housekeeping-key", "k", "",
"Path to housekeeping private key to generate JWT for authentication")
HousekeepingCmd.MarkPersistentFlagFilename("housekeeping-key")
viper.BindPFlag("housekeeping.key", HousekeepingCmd.PersistentFlags().Lookup("housekeeping-key"))
HousekeepingCmd.PersistentFlags().String("housekeeping-url", "",
"Housekeeping API base URL. Defaults to <astarte-url>/housekeeping.")
viper.BindPFlag("housekeeping.url", HousekeepingCmd.PersistentFlags().Lookup("housekeeping-url"))
}
func housekeepingPersistentPreRunE(cmd *cobra.Command, args []string) error {
housekeepingURLOverride := viper.GetString("housekeeping.url")
astarteURL := viper.GetString("url")
if housekeepingURLOverride != "" {
// Use explicit housekeeping-url
var err error
astarteAPIClient, err = client.NewClientWithIndividualURLs("", housekeepingURLOverride, "", "", nil)
if err != nil {
return err
}
} else if astarteURL != "" {
var err error
astarteAPIClient, err = client.NewClient(astarteURL, nil)
if err != nil {
return err
}
} else {
return errors.New("Either astarte-url or housekeeping-url have to be specified")
}
housekeepingKey := viper.GetString("housekeeping.key")
explicitToken := viper.GetString("token")
if housekeepingKey == "" && explicitToken == "" {
return errors.New("housekeeping-key or token is required")
}
if explicitToken == "" {
var err error
housekeepingJwt, err = generateHousekeepingJWT(housekeepingKey)
if err != nil {
return err
}
} else {
housekeepingJwt = explicitToken
}
return nil
}
func generateHousekeepingJWT(privateKey string) (jwtString string, err error) {
return utils.GenerateAstarteJWTFromKeyFile(privateKey, utils.Housekeeping, nil, 300)
}