Files
virtual-kubelet/providers/azure/client/network/subnet.go
2018-10-13 00:16:19 +00:00

137 lines
3.8 KiB
Go

package network
import (
"bytes"
"encoding/json"
"net/http"
"net/url"
"github.com/Azure/azure-sdk-for-go/services/network/mgmt/2018-08-01/network"
"github.com/pkg/errors"
"github.com/virtual-kubelet/virtual-kubelet/providers/azure/client/api"
)
const (
subnetPath = "subscriptions/{{.subscriptionId}}/resourcegroups/{{.resourceGroupName}}/providers/Microsoft.Network/virtualNetworks/{{.vnetName}}/subnets/{{.subnetName}}"
subnetAction = "Microsoft.Network/virtualNetworks/subnets/action"
)
var (
delegationName = "aciDelegation"
serviceName = "Microsoft.ContainerInstance/containerGroups"
)
// NewSubnetWithContainerInstanceDelegation creates the subnet instance with ACI delegation
func NewSubnetWithContainerInstanceDelegation(name, addressPrefix string) *network.Subnet {
subnet := network.Subnet{
Name: &name,
SubnetPropertiesFormat: &network.SubnetPropertiesFormat{
AddressPrefix: &addressPrefix,
Delegations: &[]network.Delegation{
network.Delegation{
Name: &delegationName,
ServiceDelegationPropertiesFormat: &network.ServiceDelegationPropertiesFormat{
ServiceName: &serviceName,
Actions: &[]string{subnetAction},
},
},
},
},
}
return &subnet
}
// GetSubnet gets the subnet from the specified resourcegroup/vnet
func (c *Client) GetSubnet(resourceGroup, vnet, name string) (*network.Subnet, error) {
urlParams := url.Values{
"api-version": []string{apiVersion},
}
// Create the url.
uri := api.ResolveRelative(baseURI, subnetPath)
uri += "?" + url.Values(urlParams).Encode()
req, err := http.NewRequest("GET", uri, nil)
if err != nil {
return nil, errors.Wrap(err, "creating subnet get uri request failed")
}
if err := api.ExpandURL(req.URL, map[string]string{
"subscriptionId": c.auth.SubscriptionID,
"resourceGroupName": resourceGroup,
"subnetName": name,
"vnetName": vnet,
}); err != nil {
return nil, errors.Wrap(err, "expanding URL with parameters failed")
}
// Send the request.
resp, err := c.hc.Do(req)
if err != nil {
return nil, errors.Wrap(err, "sending subnet get request failed")
}
defer resp.Body.Close()
// 200 (OK) is a success response.
if err := api.CheckResponse(resp); err != nil {
return nil, err
}
var subnet network.Subnet
if err := json.NewDecoder(resp.Body).Decode(&subnet); err != nil {
return nil, err
}
return &subnet, nil
}
// CreateOrUpdateSubnet creates a new or updates an existing subnet in the defined resourcegroup/vnet
func (c *Client) CreateOrUpdateSubnet(resourceGroup, vnet string, s *network.Subnet) (*network.Subnet, error) {
urlParams := url.Values{
"api-version": []string{apiVersion},
}
// Create the url.
uri := api.ResolveRelative(baseURI, subnetPath)
uri += "?" + url.Values(urlParams).Encode()
// Create the request.
b, err := json.Marshal(s)
if err != nil {
return nil, errors.Wrap(err, "marshallig networking profile failed")
}
req, err := http.NewRequest("PUT", uri, bytes.NewReader(b))
if err != nil {
return nil, errors.New("creating subnet create uri request failed")
}
// Add the parameters to the url.
if err := api.ExpandURL(req.URL, map[string]string{
"subscriptionId": c.auth.SubscriptionID,
"resourceGroupName": resourceGroup,
"subnetName": *s.Name,
"vnetName": vnet,
}); err != nil {
return nil, errors.Wrap(err, "expanding URL with parameters failed")
}
// Send the request.
resp, err := c.hc.Do(req)
if err != nil {
return nil, errors.Wrap(err, "sending create subnet request failed")
}
defer resp.Body.Close()
// 200 (OK) is a success response.
if err := api.CheckResponse(resp); err != nil {
return nil, err
}
var subnet network.Subnet
if err := json.NewDecoder(resp.Body).Decode(&subnet); err != nil {
return nil, err
}
return &subnet, nil
}