joao/cmd/get.go

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// Copyright © 2022 Roberto Hidalgo <joao@un.rob.mx>
//
// 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 cmd
import (
"encoding/json"
"fmt"
"io/ioutil"
"strings"
"git.rob.mx/nidito/joao/pkg/config"
"github.com/spf13/cobra"
"gopkg.in/yaml.v3"
)
func init() {
getCommand.Flags().StringP("output", "o", "raw", "the format to output in")
getCommand.Flags().Bool("remote", false, "query 1password instead of the filesystem")
getCommand.Flags().Bool("redacted", false, "do not print secrets")
}
var getCommand = &cobra.Command{
Use: "get CONFIG [--output|-o=(raw|json|yaml)] [--remote] [--redacted] [jq expr]",
Args: cobra.MinimumNArgs(1),
RunE: func(cmd *cobra.Command, args []string) error {
path := args[0]
query := ""
if len(args) > 1 {
query = args[1]
}
var cfg *config.Config
if strings.HasSuffix(path, ".yaml") || strings.HasSuffix(path, ".yml") {
buf, err := ioutil.ReadFile(path)
if err != nil {
return fmt.Errorf("could not read file %s", path)
}
if len(buf) == 0 {
buf = []byte("{}")
}
cfg, err = config.ConfigFromYAML(buf)
if err != nil {
return err
}
}
format, _ := cmd.Flags().GetString("output")
redacted, _ := cmd.Flags().GetBool("redacted")
if query == "" {
switch format {
case "yaml", "raw":
bytes, err := cfg.AsYAML(redacted)
if err != nil {
return err
}
_, err = cmd.OutOrStdout().Write(bytes)
return err
case "json", "json-op":
bytes, err := cfg.AsJSON(redacted, format == "json-op")
if err != nil {
return err
}
_, err = cmd.OutOrStdout().Write(bytes)
return err
}
return fmt.Errorf("unknown format %s", format)
}
parts := strings.Split(query, ".")
entry := cfg.Tree
for _, part := range parts {
entry = entry.Children[part]
if entry == nil {
return fmt.Errorf("value not found at %s of %s", part, query)
}
}
var bytes []byte
var err error
if len(entry.Children) > 0 {
val := entry.AsMap()
if format == "yaml" {
bytes, err = yaml.Marshal(val)
if err != nil {
return err
}
_, err = cmd.OutOrStdout().Write(bytes)
return err
}
bytes, err = json.Marshal(val)
if err != nil {
return err
}
} else {
if valString, ok := entry.Value.(string); ok {
bytes = []byte(valString)
} else {
bytes, err = json.Marshal(entry.Value)
if err != nil {
return err
}
}
}
_, err = cmd.OutOrStdout().Write(bytes)
return err
},
}