terraform/builtin/providers/azurerm/resource_arm_public_ip.go

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package azurerm
import (
"fmt"
"log"
"net/http"
"regexp"
"strings"
"github.com/Azure/azure-sdk-for-go/arm/network"
"github.com/hashicorp/terraform/helper/schema"
)
func resourceArmPublicIp() *schema.Resource {
return &schema.Resource{
Create: resourceArmPublicIpCreate,
Read: resourceArmPublicIpRead,
Update: resourceArmPublicIpCreate,
Delete: resourceArmPublicIpDelete,
Importer: &schema.ResourceImporter{
State: schema.ImportStatePassthrough,
},
Schema: map[string]*schema.Schema{
"name": {
Type: schema.TypeString,
Required: true,
ForceNew: true,
},
"location": locationSchema(),
"resource_group_name": {
Type: schema.TypeString,
Required: true,
ForceNew: true,
},
"public_ip_address_allocation": {
Type: schema.TypeString,
Required: true,
ValidateFunc: validatePublicIpAllocation,
StateFunc: func(val interface{}) string {
return strings.ToLower(val.(string))
},
},
"idle_timeout_in_minutes": {
Type: schema.TypeInt,
Optional: true,
ValidateFunc: func(v interface{}, k string) (ws []string, errors []error) {
value := v.(int)
if value < 4 || value > 30 {
errors = append(errors, fmt.Errorf(
"The idle timeout must be between 4 and 30 minutes"))
}
return
},
},
"domain_name_label": {
Type: schema.TypeString,
Optional: true,
ValidateFunc: validatePublicIpDomainNameLabel,
},
"reverse_fqdn": {
Type: schema.TypeString,
Optional: true,
},
"fqdn": {
Type: schema.TypeString,
Computed: true,
},
"ip_address": {
Type: schema.TypeString,
Computed: true,
},
"tags": tagsSchema(),
},
}
}
func resourceArmPublicIpCreate(d *schema.ResourceData, meta interface{}) error {
client := meta.(*ArmClient)
publicIPClient := client.publicIPClient
log.Printf("[INFO] preparing arguments for Azure ARM Public IP creation.")
name := d.Get("name").(string)
location := d.Get("location").(string)
resGroup := d.Get("resource_group_name").(string)
tags := d.Get("tags").(map[string]interface{})
properties := network.PublicIPAddressPropertiesFormat{
PublicIPAllocationMethod: network.IPAllocationMethod(d.Get("public_ip_address_allocation").(string)),
}
dnl, hasDnl := d.GetOk("domain_name_label")
rfqdn, hasRfqdn := d.GetOk("reverse_fqdn")
if hasDnl || hasRfqdn {
dnsSettings := network.PublicIPAddressDNSSettings{}
if hasRfqdn {
reverse_fqdn := rfqdn.(string)
dnsSettings.ReverseFqdn = &reverse_fqdn
}
if hasDnl {
domain_name_label := dnl.(string)
dnsSettings.DomainNameLabel = &domain_name_label
}
properties.DNSSettings = &dnsSettings
}
if v, ok := d.GetOk("idle_timeout_in_minutes"); ok {
idle_timeout := int32(v.(int))
properties.IdleTimeoutInMinutes = &idle_timeout
}
publicIp := network.PublicIPAddress{
Name: &name,
Location: &location,
PublicIPAddressPropertiesFormat: &properties,
Tags: expandTags(tags),
}
_, err := publicIPClient.CreateOrUpdate(resGroup, name, publicIp, make(chan struct{}))
if err != nil {
return err
}
read, err := publicIPClient.Get(resGroup, name, "")
if err != nil {
return err
}
if read.ID == nil {
return fmt.Errorf("Cannot read Public IP %s (resource group %s) ID", name, resGroup)
}
d.SetId(*read.ID)
return resourceArmPublicIpRead(d, meta)
}
func resourceArmPublicIpRead(d *schema.ResourceData, meta interface{}) error {
publicIPClient := meta.(*ArmClient).publicIPClient
id, err := parseAzureResourceID(d.Id())
if err != nil {
return err
}
resGroup := id.ResourceGroup
name := id.Path["publicIPAddresses"]
resp, err := publicIPClient.Get(resGroup, name, "")
provider/azurerm: Reordering the checks after an Azure API Get We are receiving suggestions of a panic as follows: ``` 2016/09/01 07:21:55 [DEBUG] plugin: terraform: panic: runtime error: invalid memory address or nil pointer dereference 2016/09/01 07:21:55 [DEBUG] plugin: terraform: [signal SIGSEGV: segmentation violation code=0x1 addr=0x10 pc=0xa3170f] 2016/09/01 07:21:55 [DEBUG] plugin: terraform: 2016/09/01 07:21:55 [DEBUG] plugin: terraform: goroutine 114 [running]: 2016/09/01 07:21:55 [DEBUG] plugin: terraform: panic(0x27f4e60, 0xc4200100e0) 2016/09/01 07:21:55 [DEBUG] plugin: terraform: /opt/go/src/runtime/panic.go:500 +0x1a1 2016/09/01 07:21:55 [DEBUG] plugin: terraform: github.com/hashicorp/terraform/builtin/providers/azurerm.resourceArmVirtualMachineRead(0xc4206d8060, 0x2995620, 0xc4204d0000, 0x0, 0x17) 2016/09/01 07:21:55 [DEBUG] plugin: terraform: /opt/gopath/src/github.com/hashicorp/terraform/builtin/providers/azurerm/resource_arm_virtual_machine.go:488 +0x1ff 2016/09/01 07:21:55 [DEBUG] plugin: terraform: github.com/hashicorp/terraform/helper/schema.(*Resource).Refresh(0xc420017a40, 0xc42040c780, 0x2995620, 0xc4204d0000, 0xc42019c990, 0x1, 0x0) ``` This is because the code is as follows: ``` resp, err := client.Get(resGroup, vnetName, name) if resp.StatusCode == http.StatusNotFound { d.SetId("") return nil } if err != nil { return fmt.Errorf("Error making Read request on Azure virtual network peering %s: %s", name, err) } ``` When a request throws an error, the response object isn't valid. Therefore, we need to flip that code to check the error first ``` resp, err := client.Get(resGroup, vnetName, name) if err != nil { return fmt.Errorf("Error making Read request on Azure virtual network peering %s: %s", name, err) } if resp.StatusCode == http.StatusNotFound { d.SetId("") return nil } ```
2016-09-01 16:31:42 +02:00
if err != nil {
if resp.StatusCode == http.StatusNotFound {
d.SetId("")
return nil
}
provider/azurerm: Reordering the checks after an Azure API Get We are receiving suggestions of a panic as follows: ``` 2016/09/01 07:21:55 [DEBUG] plugin: terraform: panic: runtime error: invalid memory address or nil pointer dereference 2016/09/01 07:21:55 [DEBUG] plugin: terraform: [signal SIGSEGV: segmentation violation code=0x1 addr=0x10 pc=0xa3170f] 2016/09/01 07:21:55 [DEBUG] plugin: terraform: 2016/09/01 07:21:55 [DEBUG] plugin: terraform: goroutine 114 [running]: 2016/09/01 07:21:55 [DEBUG] plugin: terraform: panic(0x27f4e60, 0xc4200100e0) 2016/09/01 07:21:55 [DEBUG] plugin: terraform: /opt/go/src/runtime/panic.go:500 +0x1a1 2016/09/01 07:21:55 [DEBUG] plugin: terraform: github.com/hashicorp/terraform/builtin/providers/azurerm.resourceArmVirtualMachineRead(0xc4206d8060, 0x2995620, 0xc4204d0000, 0x0, 0x17) 2016/09/01 07:21:55 [DEBUG] plugin: terraform: /opt/gopath/src/github.com/hashicorp/terraform/builtin/providers/azurerm/resource_arm_virtual_machine.go:488 +0x1ff 2016/09/01 07:21:55 [DEBUG] plugin: terraform: github.com/hashicorp/terraform/helper/schema.(*Resource).Refresh(0xc420017a40, 0xc42040c780, 0x2995620, 0xc4204d0000, 0xc42019c990, 0x1, 0x0) ``` This is because the code is as follows: ``` resp, err := client.Get(resGroup, vnetName, name) if resp.StatusCode == http.StatusNotFound { d.SetId("") return nil } if err != nil { return fmt.Errorf("Error making Read request on Azure virtual network peering %s: %s", name, err) } ``` When a request throws an error, the response object isn't valid. Therefore, we need to flip that code to check the error first ``` resp, err := client.Get(resGroup, vnetName, name) if err != nil { return fmt.Errorf("Error making Read request on Azure virtual network peering %s: %s", name, err) } if resp.StatusCode == http.StatusNotFound { d.SetId("") return nil } ```
2016-09-01 16:31:42 +02:00
return fmt.Errorf("Error making Read request on Azure public ip %s: %s", name, err)
}
d.Set("resource_group_name", resGroup)
d.Set("location", resp.Location)
d.Set("name", resp.Name)
d.Set("public_ip_address_allocation", strings.ToLower(string(resp.PublicIPAddressPropertiesFormat.PublicIPAllocationMethod)))
if resp.PublicIPAddressPropertiesFormat.DNSSettings != nil && resp.PublicIPAddressPropertiesFormat.DNSSettings.Fqdn != nil && *resp.PublicIPAddressPropertiesFormat.DNSSettings.Fqdn != "" {
d.Set("fqdn", resp.PublicIPAddressPropertiesFormat.DNSSettings.Fqdn)
}
if resp.PublicIPAddressPropertiesFormat.IPAddress != nil && *resp.PublicIPAddressPropertiesFormat.IPAddress != "" {
d.Set("ip_address", resp.PublicIPAddressPropertiesFormat.IPAddress)
}
flattenAndSetTags(d, resp.Tags)
return nil
}
func resourceArmPublicIpDelete(d *schema.ResourceData, meta interface{}) error {
publicIPClient := meta.(*ArmClient).publicIPClient
id, err := parseAzureResourceID(d.Id())
if err != nil {
return err
}
resGroup := id.ResourceGroup
name := id.Path["publicIPAddresses"]
_, err = publicIPClient.Delete(resGroup, name, make(chan struct{}))
return err
}
func validatePublicIpAllocation(v interface{}, k string) (ws []string, errors []error) {
value := strings.ToLower(v.(string))
allocations := map[string]bool{
"static": true,
"dynamic": true,
}
if !allocations[value] {
errors = append(errors, fmt.Errorf("Public IP Allocation can only be Static of Dynamic"))
}
return
}
func validatePublicIpDomainNameLabel(v interface{}, k string) (ws []string, errors []error) {
value := v.(string)
if !regexp.MustCompile(`^[a-z0-9-]+$`).MatchString(value) {
errors = append(errors, fmt.Errorf(
"only alphanumeric characters and hyphens allowed in %q: %q",
k, value))
}
if len(value) > 61 {
errors = append(errors, fmt.Errorf(
"%q cannot be longer than 61 characters: %q", k, value))
}
if len(value) == 0 {
errors = append(errors, fmt.Errorf(
"%q cannot be an empty string: %q", k, value))
}
if regexp.MustCompile(`-$`).MatchString(value) {
errors = append(errors, fmt.Errorf(
"%q cannot end with a hyphen: %q", k, value))
}
return
}