github.com/mook-as/cf-cli@v7.0.0-beta.28.0.20200120190804-b91c115fae48+incompatible/api/cloudcontroller/ccv2/service.go (about)

     1  package ccv2
     2  
     3  import (
     4  	"encoding/json"
     5  	"net/url"
     6  	"strconv"
     7  
     8  	"code.cloudfoundry.org/cli/api/cloudcontroller"
     9  	"code.cloudfoundry.org/cli/api/cloudcontroller/ccerror"
    10  	"code.cloudfoundry.org/cli/api/cloudcontroller/ccv2/internal"
    11  )
    12  
    13  // Service represents a Cloud Controller Service.
    14  type Service struct {
    15  	// GUID is the unique Service identifier.
    16  	GUID string
    17  	// Label is the name of the service.
    18  	Label string
    19  	// Description is a short blurb describing the service.
    20  	Description string
    21  	// DocumentationURL is a url that points to a documentation page for the
    22  	// service.
    23  	DocumentationURL string
    24  	// ServiceBrokerName is name of the service broker associated with the service
    25  	ServiceBrokerName string
    26  	// Extra is a field with extra data pertaining to the service.
    27  	Extra ServiceExtra
    28  }
    29  
    30  // DeleteService deletes the service with the given GUID, and returns any errors and warnings.
    31  func (client *Client) DeleteService(serviceGUID string, purge bool) (Warnings, error) {
    32  	queryParams := url.Values{}
    33  	queryParams.Set("purge", strconv.FormatBool(purge))
    34  	queryParams.Set("async", "true")
    35  
    36  	request, err := client.newHTTPRequest(requestOptions{
    37  		RequestName: internal.DeleteServiceRequest,
    38  		Query:       queryParams,
    39  		URIParams:   Params{"service_guid": serviceGUID},
    40  	})
    41  	if err != nil {
    42  		return nil, err
    43  	}
    44  
    45  	response := cloudcontroller.Response{}
    46  
    47  	err = client.connection.Make(request, &response)
    48  	return response.Warnings, err
    49  }
    50  
    51  // UnmarshalJSON helps unmarshal a Cloud Controller Service response.
    52  func (service *Service) UnmarshalJSON(data []byte) error {
    53  	var ccService struct {
    54  		Metadata internal.Metadata
    55  		Entity   struct {
    56  			Label             string `json:"label"`
    57  			Description       string `json:"description"`
    58  			DocumentationURL  string `json:"documentation_url"`
    59  			ServiceBrokerName string `json:"service_broker_name"`
    60  			Extra             string `json:"extra"`
    61  		}
    62  	}
    63  
    64  	err := cloudcontroller.DecodeJSON(data, &ccService)
    65  	if err != nil {
    66  		return err
    67  	}
    68  
    69  	service.GUID = ccService.Metadata.GUID
    70  	service.Label = ccService.Entity.Label
    71  	service.Description = ccService.Entity.Description
    72  	service.DocumentationURL = ccService.Entity.DocumentationURL
    73  	service.ServiceBrokerName = ccService.Entity.ServiceBrokerName
    74  
    75  	// We explicitly unmarshal the Extra field to type string because CC returns
    76  	// a stringified JSON object ONLY for the 'extra' key (see test stub JSON
    77  	// response). This unmarshal strips escaped quotes, at which time we can then
    78  	// unmarshal into the ServiceExtra object.
    79  	// If 'extra' is null or not provided, this means sharing is NOT enabled
    80  	if len(ccService.Entity.Extra) != 0 {
    81  		extra := ServiceExtra{}
    82  		err = json.Unmarshal([]byte(ccService.Entity.Extra), &extra)
    83  		if err != nil {
    84  			return err
    85  		}
    86  		service.Extra.Shareable = extra.Shareable
    87  		if service.DocumentationURL == "" {
    88  			service.DocumentationURL = extra.DocumentationURL
    89  		}
    90  	}
    91  
    92  	return nil
    93  }
    94  
    95  // GetService returns the service with the given GUID.
    96  func (client *Client) GetService(serviceGUID string) (Service, Warnings, error) {
    97  	request, err := client.newHTTPRequest(requestOptions{
    98  		RequestName: internal.GetServiceRequest,
    99  		URIParams:   Params{"service_guid": serviceGUID},
   100  	})
   101  	if err != nil {
   102  		return Service{}, nil, err
   103  	}
   104  
   105  	var service Service
   106  	response := cloudcontroller.Response{
   107  		DecodeJSONResponseInto: &service,
   108  	}
   109  
   110  	err = client.connection.Make(request, &response)
   111  	return service, response.Warnings, err
   112  }
   113  
   114  // GetServices returns a list of Services given the provided filters.
   115  func (client *Client) GetServices(filters ...Filter) ([]Service, Warnings, error) {
   116  	opts := requestOptions{
   117  		RequestName: internal.GetServicesRequest,
   118  		Query:       ConvertFilterParameters(filters),
   119  	}
   120  
   121  	return client.makeServicesRequest(opts)
   122  }
   123  
   124  func (client *Client) GetSpaceServices(spaceGUID string, filters ...Filter) ([]Service, Warnings, error) {
   125  	opts := requestOptions{
   126  		RequestName: internal.GetSpaceServicesRequest,
   127  		Query:       ConvertFilterParameters(filters),
   128  		URIParams:   Params{"space_guid": spaceGUID},
   129  	}
   130  
   131  	return client.makeServicesRequest(opts)
   132  }
   133  
   134  func (client *Client) makeServicesRequest(opts requestOptions) ([]Service, Warnings, error) {
   135  	request, err := client.newHTTPRequest(opts)
   136  
   137  	if err != nil {
   138  		return nil, nil, err
   139  	}
   140  
   141  	var fullServicesList []Service
   142  	warnings, err := client.paginate(request, Service{}, func(item interface{}) error {
   143  		if service, ok := item.(Service); ok {
   144  			fullServicesList = append(fullServicesList, service)
   145  		} else {
   146  			return ccerror.UnknownObjectInListError{
   147  				Expected:   Service{},
   148  				Unexpected: item,
   149  			}
   150  		}
   151  		return nil
   152  	})
   153  	return fullServicesList, warnings, err
   154  }