github.com/franc20/ayesa_sap@v7.0.0-beta.28.0.20200124003224-302d4d52fa6c+incompatible/actor/v7action/ssh.go (about)

     1  package v7action
     2  
     3  import (
     4  	"fmt"
     5  
     6  	"code.cloudfoundry.org/cli/actor/actionerror"
     7  )
     8  
     9  type SSHAuthentication struct {
    10  	Endpoint           string
    11  	HostKeyFingerprint string
    12  	Passcode           string
    13  	Username           string
    14  }
    15  
    16  // GetSecureShellConfigurationByApplicationNameSpaceProcessTypeAndIndex returns
    17  // back the SSH authentication information for the SSH session.
    18  func (actor Actor) GetSecureShellConfigurationByApplicationNameSpaceProcessTypeAndIndex(
    19  	appName string, spaceGUID string, processType string, processIndex uint,
    20  ) (SSHAuthentication, Warnings, error) {
    21  	var allWarnings Warnings
    22  
    23  	endpoint := actor.CloudControllerClient.AppSSHEndpoint()
    24  	if endpoint == "" {
    25  		return SSHAuthentication{}, nil, actionerror.SSHEndpointNotSetError{}
    26  	}
    27  
    28  	fingerprint := actor.CloudControllerClient.AppSSHHostKeyFingerprint()
    29  	if fingerprint == "" {
    30  		return SSHAuthentication{}, nil, actionerror.SSHHostKeyFingerprintNotSetError{}
    31  	}
    32  
    33  	passcode, err := actor.UAAClient.GetSSHPasscode(actor.Config.AccessToken(), actor.Config.SSHOAuthClient())
    34  	if err != nil {
    35  		return SSHAuthentication{}, Warnings{}, err
    36  	}
    37  
    38  	application, appWarnings, err := actor.GetApplicationByNameAndSpace(appName, spaceGUID)
    39  	allWarnings = append(allWarnings, appWarnings...)
    40  	if err != nil {
    41  		return SSHAuthentication{}, allWarnings, err
    42  	}
    43  
    44  	if !application.Started() {
    45  		return SSHAuthentication{}, allWarnings, actionerror.ApplicationNotStartedError{Name: appName}
    46  	}
    47  
    48  	username, processWarnings, err := actor.getUsername(application, processType, processIndex)
    49  	allWarnings = append(allWarnings, processWarnings...)
    50  	if err != nil {
    51  		return SSHAuthentication{}, allWarnings, err
    52  	}
    53  
    54  	return SSHAuthentication{
    55  		Endpoint:           endpoint,
    56  		HostKeyFingerprint: fingerprint,
    57  		Passcode:           passcode,
    58  		Username:           username,
    59  	}, allWarnings, err
    60  }
    61  
    62  func (actor Actor) getUsername(application Application, processType string, processIndex uint) (string, Warnings, error) {
    63  	processSummaries, processWarnings, err := actor.getProcessSummariesForApp(application.GUID, false)
    64  	if err != nil {
    65  		return "", processWarnings, err
    66  	}
    67  
    68  	var processSummary ProcessSummary
    69  	for _, appProcessSummary := range processSummaries {
    70  		if appProcessSummary.Type == processType {
    71  			processSummary = appProcessSummary
    72  			break
    73  		}
    74  	}
    75  
    76  	if processSummary.GUID == "" {
    77  		return "", processWarnings, actionerror.ProcessNotFoundError{ProcessType: processType}
    78  	}
    79  
    80  	var processInstance ProcessInstance
    81  	for _, instance := range processSummary.InstanceDetails {
    82  		if uint(instance.Index) == processIndex {
    83  			processInstance = instance
    84  			break
    85  		}
    86  	}
    87  
    88  	if processInstance == (ProcessInstance{}) {
    89  		return "", processWarnings, actionerror.ProcessInstanceNotFoundError{ProcessType: processType, InstanceIndex: processIndex}
    90  	}
    91  
    92  	if !processInstance.Running() {
    93  		return "", processWarnings, actionerror.ProcessInstanceNotRunningError{ProcessType: processType, InstanceIndex: processIndex}
    94  	}
    95  
    96  	return fmt.Sprintf("cf:%s/%d", processSummary.GUID, processIndex), processWarnings, nil
    97  }