69 lines
2.2 KiB
Go
69 lines
2.2 KiB
Go
// Copyright © 2018 ehlxr <ehlxr.me@gmail.com>
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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package token
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import (
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"fmt"
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"os"
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"regexp"
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"github.com/dgrijalva/jwt-go"
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"github.com/spf13/cobra"
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)
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// showToken pretty-prints the token on the command line.
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func ShowToken(cmd *cobra.Command) error {
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flagToken := cmd.LocalFlags().Lookup("token").Value.String()
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flagDebug := promptDebug()
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flagCompact := promptCompact()
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// get the token
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tokData, err := loadData(flagToken)
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if err != nil {
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return fmt.Errorf("couldn't read token: %v", err)
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}
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// trim possible whitespace from token
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tokData = regexp.MustCompile(`\s*$`).ReplaceAll(tokData, []byte{})
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if flagDebug {
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_, _ = fmt.Fprintf(os.Stderr, "Token len: %v bytes\n", len(tokData))
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}
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token, err := jwt.Parse(string(tokData), nil)
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if token == nil {
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return fmt.Errorf("malformed token: %v", err)
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}
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// Print the token details
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fmt.Println("Header:")
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if err := printJSON(token.Header, flagCompact); err != nil {
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return fmt.Errorf("failed to output header: %v", err)
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}
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fmt.Println("Claims:")
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if err := printJSON(token.Claims, flagCompact); err != nil {
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return fmt.Errorf("failed to output claims: %v", err)
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}
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return nil
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}
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