github.com/meulengracht/snapd@v0.0.0-20210719210640-8bde69bcc84e/store/userinfo.go (about)

     1  // -*- Mode: Go; indent-tabs-mode: t -*-
     2  
     3  /*
     4   * Copyright (C) 2016 Canonical Ltd
     5   *
     6   * This program is free software: you can redistribute it and/or modify
     7   * it under the terms of the GNU General Public License version 3 as
     8   * published by the Free Software Foundation.
     9   *
    10   * This program is distributed in the hope that it will be useful,
    11   * but WITHOUT ANY WARRANTY; without even the implied warranty of
    12   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    13   * GNU General Public License for more details.
    14   *
    15   * You should have received a copy of the GNU General Public License
    16   * along with this program.  If not, see <http://www.gnu.org/licenses/>.
    17   *
    18   */
    19  
    20  package store
    21  
    22  import (
    23  	"encoding/json"
    24  	"fmt"
    25  	"net/http"
    26  	"net/url"
    27  
    28  	"github.com/snapcore/snapd/httputil"
    29  )
    30  
    31  type keysReply struct {
    32  	Username         string   `json:"username"`
    33  	SSHKeys          []string `json:"ssh_keys"`
    34  	OpenIDIdentifier string   `json:"openid_identifier"`
    35  }
    36  
    37  type User struct {
    38  	Username         string
    39  	SSHKeys          []string
    40  	OpenIDIdentifier string
    41  }
    42  
    43  func (s *Store) UserInfo(email string) (userinfo *User, err error) {
    44  	var v keysReply
    45  	ssourl := fmt.Sprintf("%s/keys/%s", authURL(), url.QueryEscape(email))
    46  
    47  	resp, err := httputil.RetryRequest(ssourl, func() (*http.Response, error) {
    48  		return s.client.Get(ssourl)
    49  	}, func(resp *http.Response) error {
    50  		if resp.StatusCode != 200 {
    51  			// we recheck the status
    52  			return nil
    53  		}
    54  		dec := json.NewDecoder(resp.Body)
    55  		if err := dec.Decode(&v); err != nil {
    56  			return fmt.Errorf("cannot unmarshal: %v", err)
    57  		}
    58  		return nil
    59  	}, defaultRetryStrategy)
    60  
    61  	if err != nil {
    62  		return nil, err
    63  	}
    64  
    65  	switch resp.StatusCode {
    66  	case 200: // good
    67  	case 404:
    68  		return nil, fmt.Errorf("cannot find user %q", email)
    69  	default:
    70  		return nil, respToError(resp, fmt.Sprintf("look up user %q", email))
    71  	}
    72  
    73  	return &User{
    74  		Username:         v.Username,
    75  		SSHKeys:          v.SSHKeys,
    76  		OpenIDIdentifier: v.OpenIDIdentifier,
    77  	}, nil
    78  }