github.com/huaweicloud/golangsdk@v0.0.0-20210831081626-d823fe11ceba/openstack/networking/v2/routes/results.go (about)

     1  package routes
     2  
     3  import (
     4  	"github.com/huaweicloud/golangsdk"
     5  	"github.com/huaweicloud/golangsdk/pagination"
     6  )
     7  
     8  type Route struct {
     9  	// Specifies the route type.
    10  	Type string `json:"type"`
    11  
    12  	// Specifies the next hop. If the route type is peering, enter the VPC peering connection ID.
    13  	NextHop string `json:"nexthop"`
    14  
    15  	//Specifies the destination IP address or CIDR block.
    16  	Destination string `json:"destination"`
    17  
    18  	// Specifies the VPC for which a route is to be added.
    19  	VPC_ID string `json:"vpc_id"`
    20  
    21  	//Specifies the tenant ID. Only the administrator can specify the tenant ID of other tenants.
    22  	Tenant_Id string `json:"tenant_id"`
    23  
    24  	//Specifies the route ID.
    25  	RouteID string `json:"id"`
    26  }
    27  
    28  // RoutePage is the page returned by a pager when traversing over a
    29  // collection of routes.
    30  type RoutePage struct {
    31  	pagination.LinkedPageBase
    32  }
    33  
    34  // NextPageURL is invoked when a paginated collection of routes has reached
    35  // the end of a page and the pager seeks to traverse over a new one. In order
    36  // to do this, it needs to construct the next page's URL.
    37  func (r RoutePage) NextPageURL() (string, error) {
    38  	var s struct {
    39  		Links []golangsdk.Link `json:"routes_links"`
    40  	}
    41  	err := r.ExtractInto(&s)
    42  	if err != nil {
    43  		return "", err
    44  	}
    45  	return golangsdk.ExtractNextURL(s.Links)
    46  }
    47  
    48  // IsEmpty checks whether a RoutePage struct is empty.
    49  func (r RoutePage) IsEmpty() (bool, error) {
    50  	is, err := ExtractRoutes(r)
    51  	return len(is) == 0, err
    52  }
    53  
    54  // ExtractRoutes accepts a Page struct, specifically a RoutePage struct,
    55  // and extracts the elements into a slice of Roue structs. In other words,
    56  // a generic collection is mapped into a relevant slice.
    57  func ExtractRoutes(r pagination.Page) ([]Route, error) {
    58  	var s struct {
    59  		Routes []Route `json:"routes"`
    60  	}
    61  	err := (r.(RoutePage)).ExtractInto(&s)
    62  	return s.Routes, err
    63  }
    64  
    65  type commonResult struct {
    66  	golangsdk.Result
    67  }
    68  
    69  // Extract is a function that accepts a result and extracts a Route.
    70  func (r commonResult) Extract() (*Route, error) {
    71  	var s struct {
    72  		Route *Route `json:"route"`
    73  	}
    74  	err := r.ExtractInto(&s)
    75  	return s.Route, err
    76  }
    77  
    78  // CreateResult represents the result of a create operation. Call its Extract
    79  // method to interpret it as a Route.
    80  type CreateResult struct {
    81  	commonResult
    82  }
    83  
    84  // GetResult represents the result of a get operation. Call its Extract
    85  // method to interpret it as a Route.
    86  type GetResult struct {
    87  	commonResult
    88  }
    89  
    90  // DeleteResult represents the result of a delete operation. Call its ExtractErr
    91  // method to determine if the request succeeded or failed.
    92  type DeleteResult struct {
    93  	golangsdk.ErrResult
    94  }