github.com/vmware/govmomi@v0.43.0/govc/sso/client.go (about)

     1  /*
     2  Copyright (c) 2019 VMware, Inc. 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 sso
    18  
    19  import (
    20  	"context"
    21  	"log"
    22  	"os"
    23  
    24  	"github.com/vmware/govmomi/govc/flags"
    25  	"github.com/vmware/govmomi/ssoadmin"
    26  	"github.com/vmware/govmomi/sts"
    27  	"github.com/vmware/govmomi/vim25/soap"
    28  )
    29  
    30  func WithClient(ctx context.Context, cmd *flags.ClientFlag, f func(*ssoadmin.Client) error) error {
    31  	vc, err := cmd.Client()
    32  	if err != nil {
    33  		return err
    34  	}
    35  
    36  	c, err := ssoadmin.NewClient(ctx, vc)
    37  	if err != nil {
    38  		return err
    39  	}
    40  	c.RoundTripper = cmd.RoundTripper(c.Client)
    41  
    42  	// SSO admin server has its own session manager, so the govc persisted session cookies cannot
    43  	// be used to authenticate.  There is no SSO token persistence in govc yet, so just use an env
    44  	// var for now.  If no GOVC_LOGIN_TOKEN is set, issue a new token.
    45  	token := os.Getenv("GOVC_LOGIN_TOKEN")
    46  	header := soap.Header{
    47  		Security: &sts.Signer{
    48  			Certificate: vc.Certificate(),
    49  			Token:       token,
    50  		},
    51  	}
    52  
    53  	if token == "" {
    54  		tokens, cerr := sts.NewClient(ctx, vc)
    55  		if cerr != nil {
    56  			return cerr
    57  		}
    58  
    59  		req := sts.TokenRequest{
    60  			Certificate: vc.Certificate(),
    61  			Userinfo:    cmd.Session.URL.User,
    62  		}
    63  
    64  		header.Security, cerr = tokens.Issue(ctx, req)
    65  		if cerr != nil {
    66  			return cerr
    67  		}
    68  	}
    69  
    70  	if err = c.Login(c.WithHeader(ctx, header)); err != nil {
    71  		return err
    72  	}
    73  
    74  	defer func() {
    75  		if err := c.Logout(ctx); err != nil {
    76  			log.Printf("user logout error: %v", err)
    77  		}
    78  	}()
    79  
    80  	return f(c)
    81  }