github.com/silveraid/fabric-ca@v1.1.0-preview.0.20180127000700-71974f53ab08/cmd/fabric-ca-client/enroll.go (about)

     1  /*
     2  Copyright IBM Corp. 2017 All Rights Reserved.
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8                   http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package main
    18  
    19  import (
    20  	"io/ioutil"
    21  	"path/filepath"
    22  	"strings"
    23  
    24  	"github.com/pkg/errors"
    25  
    26  	"github.com/cloudflare/cfssl/log"
    27  	"github.com/spf13/cobra"
    28  )
    29  
    30  func (c *ClientCmd) newEnrollCommand() *cobra.Command {
    31  	enrollCmd := &cobra.Command{
    32  		Use:   "enroll -u http://user:userpw@serverAddr:serverPort",
    33  		Short: "Enroll an identity",
    34  		Long:  "Enroll identity with Fabric CA server",
    35  		// PreRunE block for this command will check to make sure username
    36  		// and secret provided for the enroll command before creating and/or
    37  		// reading configuration file
    38  		PreRunE: func(cmd *cobra.Command, args []string) error {
    39  			if len(args) > 0 {
    40  				return errors.Errorf(extraArgsError, args, cmd.UsageString())
    41  			}
    42  
    43  			err := c.configInit()
    44  			if err != nil {
    45  				return err
    46  			}
    47  
    48  			log.Debugf("Client configuration settings: %+v", c.clientCfg)
    49  
    50  			return nil
    51  		},
    52  
    53  		RunE: func(cmd *cobra.Command, args []string) error {
    54  			err := c.runEnroll(cmd)
    55  			if err != nil {
    56  				return err
    57  			}
    58  			return nil
    59  		},
    60  	}
    61  	return enrollCmd
    62  }
    63  
    64  // The client enroll main logic
    65  func (c *ClientCmd) runEnroll(cmd *cobra.Command) error {
    66  	log.Debug("Entered runEnroll")
    67  	resp, err := c.clientCfg.Enroll(c.clientCfg.URL, filepath.Dir(c.cfgFileName))
    68  	if err != nil {
    69  		return err
    70  	}
    71  
    72  	ID := resp.Identity
    73  
    74  	cfgFile, err := ioutil.ReadFile(c.cfgFileName)
    75  	if err != nil {
    76  		return errors.Wrapf(err, "Failed to read file at '%s'", c.cfgFileName)
    77  	}
    78  
    79  	cfg := strings.Replace(string(cfgFile), "<<<ENROLLMENT_ID>>>", ID.GetName(), 1)
    80  
    81  	err = ioutil.WriteFile(c.cfgFileName, []byte(cfg), 0644)
    82  	if err != nil {
    83  		return errors.Wrapf(err, "Failed to write file at '%s'", c.cfgFileName)
    84  	}
    85  
    86  	err = ID.Store()
    87  	if err != nil {
    88  		return errors.WithMessage(err, "Failed to store enrollment information")
    89  	}
    90  
    91  	err = storeCAChain(c.clientCfg, &resp.ServerInfo)
    92  	if err != nil {
    93  		return err
    94  	}
    95  
    96  	return nil
    97  }