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package secgroups
import (
"github.com/mitchellh/mapstructure"
"github.com/rackspace/gophercloud"
"github.com/rackspace/gophercloud/pagination"
)
// SecurityGroup represents a security group.
type SecurityGroup struct {
// The unique ID of the group. If Neutron is installed, this ID will be
// represented as a string UUID; if Neutron is not installed, it will be a
// numeric ID. For the sake of consistency, we always cast it to a string.
ID string
// The human-readable name of the group, which needs to be unique.
Name string
// The human-readable description of the group.
Description string
// The rules which determine how this security group operates.
Rules []Rule
// The ID of the tenant to which this security group belongs.
TenantID string `mapstructure:"tenant_id"`
}
// Rule represents a security group rule, a policy which determines how a
// security group operates and what inbound traffic it allows in.
type Rule struct {
// The unique ID. If Neutron is installed, this ID will be
// represented as a string UUID; if Neutron is not installed, it will be a
// numeric ID. For the sake of consistency, we always cast it to a string.
ID string
// The lower bound of the port range which this security group should open up
FromPort int `mapstructure:"from_port"`
// The upper bound of the port range which this security group should open up
ToPort int `mapstructure:"to_port"`
// The IP protocol (e.g. TCP) which the security group accepts
IPProtocol string `mapstructure:"ip_protocol"`
// The CIDR IP range whose traffic can be received
IPRange IPRange `mapstructure:"ip_range"`
// The security group ID to which this rule belongs
ParentGroupID string `mapstructure:"parent_group_id"`
// Not documented.
Group Group
}
// IPRange represents the IP range whose traffic will be accepted by the
// security group.
type IPRange struct {
CIDR string
}
// Group represents a group.
type Group struct {
TenantID string `mapstructure:"tenant_id"`
Name string
}
// SecurityGroupPage is a single page of a SecurityGroup collection.
type SecurityGroupPage struct {
pagination.SinglePageBase
}
// IsEmpty determines whether or not a page of Security Groups contains any results.
func (page SecurityGroupPage) IsEmpty() (bool, error) {
users, err := ExtractSecurityGroups(page)
if err != nil {
return false, err
}
return len(users) == 0, nil
}
// ExtractSecurityGroups returns a slice of SecurityGroups contained in a single page of results.
func ExtractSecurityGroups(page pagination.Page) ([]SecurityGroup, error) {
casted := page.(SecurityGroupPage).Body
var response struct {
SecurityGroups []SecurityGroup `mapstructure:"security_groups"`
}
err := mapstructure.WeakDecode(casted, &response)
return response.SecurityGroups, err
}
type commonResult struct {
gophercloud.Result
}
// CreateResult represents the result of a create operation.
type CreateResult struct {
commonResult
}
// GetResult represents the result of a get operation.
type GetResult struct {
commonResult
}
// UpdateResult represents the result of an update operation.
type UpdateResult struct {
commonResult
}
// Extract will extract a SecurityGroup struct from most responses.
func (r commonResult) Extract() (*SecurityGroup, error) {
if r.Err != nil {
return nil, r.Err
}
var response struct {
SecurityGroup SecurityGroup `mapstructure:"security_group"`
}
err := mapstructure.WeakDecode(r.Body, &response)
return &response.SecurityGroup, err
}
// CreateRuleResult represents the result when adding rules to a security group.
type CreateRuleResult struct {
gophercloud.Result
}
// Extract will extract a Rule struct from a CreateRuleResult.
func (r CreateRuleResult) Extract() (*Rule, error) {
if r.Err != nil {
return nil, r.Err
}
var response struct {
Rule Rule `mapstructure:"security_group_rule"`
}
err := mapstructure.WeakDecode(r.Body, &response)
return &response.Rule, err
}
|
