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resource_address.go
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resource_address.go
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package ddcloud
import (
"fmt"
"github.com/DimensionDataResearch/dd-cloud-compute-terraform/retry"
"github.com/DimensionDataResearch/go-dd-cloud-compute/compute"
"github.com/hashicorp/terraform/helper/schema"
"github.com/pkg/errors"
"log"
"strings"
)
const (
resourceKeyAddressBegin = "begin"
resourceKeyAddressEnd = "end"
resourceKeyAddressNetwork = "network"
resourceKeyAddressPrefixSize = "prefix_size"
resourceKeyAddressNetworkDomainID = "networkdomain"
resourceKeyAddressListID = "addresslist_id"
resourceKeyAddressAddressListName = "addresslist_name"
)
func resourceAddress() *schema.Resource {
return &schema.Resource{
Exists: resourceAddressExists,
Create: resourceAddressCreate,
Read: resourceAddressRead,
Update: resourceAddressUpdate,
Delete: resourceAddressDelete,
Schema: map[string]*schema.Schema{
resourceKeyAddressNetworkDomainID: &schema.Schema{
Type: schema.TypeString,
ForceNew: true,
Required: true,
Description: "The Id of the network domain in which the address applies",
},
resourceKeyAddressAddressListName: &schema.Schema{
Type: schema.TypeString,
ForceNew: true,
Required: true,
Description: "The Name of the address list",
},
resourceKeyAddressBegin: &schema.Schema{
Type: schema.TypeString,
Optional: true,
Description: "The address or starting address for an address range",
},
resourceKeyAddressEnd: &schema.Schema{
Type: schema.TypeString,
Optional: true,
Description: "The end address for an address range",
},
resourceKeyAddressNetwork: &schema.Schema{
Type: schema.TypeString,
Optional: true,
Description: "The base address for an IP network",
},
resourceKeyAddressPrefixSize: &schema.Schema{
Type: schema.TypeInt,
Optional: true,
Description: "The prefix size for an IP network",
},
},
}
}
// Check if an address list resource exists.
func resourceAddressExists(data *schema.ResourceData, provider interface{}) (bool, error) {
log.Printf("resourceAddressExists")
client := provider.(*providerState).Client()
networkDomainId := data.Get(resourceKeyAddressNetworkDomainID).(string)
addressListName := data.Get(resourceKeyAddressAddressListName).(string)
addrList, _ := client.GetIPAddressListByName(addressListName, networkDomainId)
var addressListId string
if addrList == nil {
return false, nil
} else {
addressListId = addrList.ID
}
begin, okBegin := data.GetOk(resourceKeyAddressBegin)
network, okNetwork := data.GetOk(resourceKeyAddressNetwork)
// Value been deleted in dd cloud manually
if okBegin || okNetwork {
if !client.CheckAddressExists(addressListId, begin.(string), network.(string)) {
data.SetId("") // Mark as deleted.
return false, nil
}
}
return true, nil
}
// Create an address list resource.
func resourceAddressCreate(data *schema.ResourceData, provider interface{}) error {
log.Printf("resourceAddressCreate")
var begin string
var end string
var network string
var prefixSize int
providerState := provider.(*providerState)
client := providerState.Client()
addressListName := data.Get(resourceKeyAddressAddressListName).(string)
networkDomainId := data.Get(resourceKeyAddressNetworkDomainID).(string)
addrList, err := client.GetIPAddressListByName(addressListName, networkDomainId)
var addressListId string
if err != nil {
return err
} else {
addressListId = addrList.ID
}
valBegin, beginOk := data.GetOk(resourceKeyAddressBegin)
if beginOk {
begin = valBegin.(string)
}
valEnd, endOk := data.GetOk(resourceKeyAddressEnd)
if endOk {
end = valEnd.(string)
}
valNetwork, networkOk := data.GetOk(resourceKeyAddressNetwork)
if networkOk {
// networkIp := valNetwork.(string)
network = valNetwork.(string)
}
valPrefix, prefixOk := data.GetOkExists(resourceKeyAddressPrefixSize)
if prefixOk {
prefixSize = valPrefix.(int)
}
// Validation when ip address begin is used, only address type single IP or IP range is defined.
if beginOk {
if networkOk || prefixOk {
err := errors.New("INPUT ERROR: You must define one type of Address ONLY; Either single IP (begin) " +
"or IP range (begin and end) or Subnet (begin and prefix_size)")
return err
}
}
operationDescription := fmt.Sprintf("Add Address to FW Address List'")
err = providerState.RetryAction(operationDescription, func(context retry.Context) {
// CloudControl has issues if more than one asynchronous operation is initated at a time (returns UNEXPECTED_ERROR).
asyncLock := providerState.AcquireAsyncOperationLock("Create Address begin:'%s' end:%s network:%s prefix:%d",
valBegin, valEnd, valNetwork, valPrefix)
defer asyncLock.Release()
_, deployError := client.AddAddress(addressListId, begin, end, network, prefixSize)
if deployError != nil {
if compute.IsResourceBusyError(deployError) {
context.Retry()
} else {
context.Fail(deployError)
}
}
asyncLock.Release()
})
if err != nil {
return err
}
var ip string
if begin != "" {
ip = strings.Replace(begin, ":", "", -1)
} else {
ip = strings.Replace(network, ":", "", -1)
}
data.SetId(ip)
return resourceAddressRead(data, provider)
}
// Read an address resource.
func resourceAddressRead(data *schema.ResourceData, provider interface{}) error {
log.Printf("resourceAddressRead")
begin, _ := data.GetOk(resourceKeyAddressBegin)
network, _ := data.GetOk(resourceKeyAddressNetwork)
client := provider.(*providerState).Client()
networkDomainId := data.Get(resourceKeyAddressNetworkDomainID).(string)
addressListName := data.Get(resourceKeyAddressAddressListName).(string)
addrList, err := client.GetIPAddressListByName(addressListName, networkDomainId)
var addressListId string
if err != nil {
return err
} else {
addressListId = addrList.ID
}
// Check if address exists in cloud
addr, addrOk := client.GetAddressOk(addressListId, begin.(string), network.(string))
if !addrOk {
// Address has been deleted in cloud
// data.SetId("")
return nil
}
// Type subnet
if addr.PrefixSize != nil {
data.Set(resourceKeyAddressNetwork, addr.Begin)
data.Set(resourceKeyAddressPrefixSize, addr.PrefixSize)
} else {
// Type IP
data.Set(resourceKeyAddressBegin, addr.Begin)
// Type IP range
if addr.End != nil {
data.Set(resourceKeyAddressEnd, addr.End)
}
}
return nil
}
// Update an address list resource.
func resourceAddressUpdate(data *schema.ResourceData, provider interface{}) error {
log.Printf("resourceAddressUpdate")
var begin string
var end string
var network string
var prefixSize int
// Enable partial state mode
// data.Partial(true)
providerState := provider.(*providerState)
client := providerState.Client()
networkDomainId := data.Get(resourceKeyAddressNetworkDomainID).(string)
addressListName := data.Get(resourceKeyAddressAddressListName).(string)
addrList, err := client.GetIPAddressListByName(addressListName, networkDomainId)
var addressListId string
if err != nil {
return err
} else {
addressListId = addrList.ID
}
valBegin, beginOk := data.GetOk(resourceKeyAddressBegin)
if beginOk {
begin = valBegin.(string)
}
valEnd, endOk := data.GetOk(resourceKeyAddressEnd)
if endOk {
end = valEnd.(string)
}
valNetwork, networkOk := data.GetOk(resourceKeyAddressNetwork)
if networkOk {
network = valNetwork.(string)
}
valPrefix, prefixOk := data.GetOkExists(resourceKeyAddressPrefixSize)
if prefixOk {
prefixSize = valPrefix.(int)
}
oldBegin, _ := data.GetChange(resourceKeyAddressBegin)
oldNetwork, _ := data.GetChange(resourceKeyAddressNetwork)
var ipAddress string
if oldBegin.(string) != "" {
ipAddress = oldBegin.(string)
} else {
ipAddress = oldNetwork.(string)
}
operationDescription := fmt.Sprintf("Delete Address in FW Address List'")
err = providerState.RetryAction(operationDescription, func(context retry.Context) {
// CloudControl has issues if more than one asynchronous operation is initated at a time (returns UNEXPECTED_ERROR).
asyncLock := providerState.AcquireAsyncOperationLock("Delete Address '%s'", valBegin)
defer asyncLock.Release()
// Update step 1: Remove old address
_, deployErr := client.DeleteAddress(addressListId, ipAddress)
if deployErr != nil {
return
}
// Update step 2: Add new address
newAddress, deployErr := client.AddAddress(addressListId, begin, end, network, prefixSize)
if deployErr != nil {
return
}
log.Printf("Updated address: %s", newAddress.Begin)
// We succeeded, disable partial mode. This causes Terraform to save
// all fields again.
// data.Partial(false)
asyncLock.Release()
})
if err != nil {
return err
}
return resourceAddressRead(data, provider)
}
// Delete an address list resource.
func resourceAddressDelete(data *schema.ResourceData, provider interface{}) error {
log.Printf("resourceAddressDelete")
providerState := provider.(*providerState)
client := providerState.Client()
begin := data.Get(resourceKeyAddressBegin).(string)
network := data.Get(resourceKeyAddressNetwork).(string)
var ip string
if begin != "" {
ip = begin
} else {
ip = network
}
networkDomainId := data.Get(resourceKeyAddressNetworkDomainID).(string)
addressListName := data.Get(resourceKeyAddressAddressListName).(string)
addrList, err := client.GetIPAddressListByName(addressListName, networkDomainId)
var addressListId string
if err != nil {
return err
} else {
addressListId = addrList.ID
}
operationDescription := fmt.Sprintf("Delete Address in FW Address List'")
err = providerState.RetryAction(operationDescription, func(context retry.Context) {
// CloudControl has issues if more than one asynchronous operation is initated at a time (returns UNEXPECTED_ERROR).
asyncLock := providerState.AcquireAsyncOperationLock("Delete Address '%s'", begin)
defer asyncLock.Release()
_, deployError := client.DeleteAddress(addressListId, ip)
if deployError != nil {
if compute.IsResourceBusyError(deployError) {
context.Retry()
} else {
context.Fail(deployError)
}
}
asyncLock.Release()
})
if err != nil {
return err
}
data.SetId("")
return nil
}