terraform/builtin/providers/azurerm/resource_arm_loadbalancer_p...

262 lines
7.4 KiB
Go

package azurerm
import (
"fmt"
"log"
"time"
"github.com/Azure/azure-sdk-for-go/arm/network"
"github.com/hashicorp/errwrap"
"github.com/hashicorp/terraform/helper/resource"
"github.com/hashicorp/terraform/helper/schema"
"github.com/jen20/riviera/azure"
)
func resourceArmLoadBalancerProbe() *schema.Resource {
return &schema.Resource{
Create: resourceArmLoadBalancerProbeCreate,
Read: resourceArmLoadBalancerProbeRead,
Update: resourceArmLoadBalancerProbeCreate,
Delete: resourceArmLoadBalancerProbeDelete,
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,
},
"loadbalancer_id": {
Type: schema.TypeString,
Required: true,
ForceNew: true,
},
"protocol": {
Type: schema.TypeString,
Computed: true,
Optional: true,
},
"port": {
Type: schema.TypeInt,
Required: true,
},
"request_path": {
Type: schema.TypeString,
Optional: true,
Computed: true,
},
"interval_in_seconds": {
Type: schema.TypeInt,
Optional: true,
Default: 15,
},
"number_of_probes": {
Type: schema.TypeInt,
Optional: true,
Default: 2,
},
"load_balance_rules": {
Type: schema.TypeSet,
Computed: true,
Elem: &schema.Schema{Type: schema.TypeString},
Set: schema.HashString,
},
},
}
}
func resourceArmLoadBalancerProbeCreate(d *schema.ResourceData, meta interface{}) error {
client := meta.(*ArmClient)
lbClient := client.loadBalancerClient
loadBalancerID := d.Get("loadbalancer_id").(string)
armMutexKV.Lock(loadBalancerID)
defer armMutexKV.Unlock(loadBalancerID)
loadBalancer, exists, err := retrieveLoadBalancerById(loadBalancerID, meta)
if err != nil {
return errwrap.Wrapf("Error Getting LoadBalancer By ID {{err}}", err)
}
if !exists {
d.SetId("")
log.Printf("[INFO] LoadBalancer %q not found. Removing from state", d.Get("name").(string))
return nil
}
newProbe, err := expandAzureRmLoadBalancerProbe(d, loadBalancer)
if err != nil {
return errwrap.Wrapf("Error Expanding Probe {{err}}", err)
}
probes := append(*loadBalancer.LoadBalancerPropertiesFormat.Probes, *newProbe)
existingProbe, existingProbeIndex, exists := findLoadBalancerProbeByName(loadBalancer, d.Get("name").(string))
if exists {
if d.Id() == *existingProbe.ID {
// this probe is being updated remove old copy from the slice
probes = append(probes[:existingProbeIndex], probes[existingProbeIndex+1:]...)
} else {
return fmt.Errorf("A Probe with name %q already exists.", d.Get("name").(string))
}
}
loadBalancer.LoadBalancerPropertiesFormat.Probes = &probes
resGroup, loadBalancerName, err := resourceGroupAndLBNameFromId(d.Get("loadbalancer_id").(string))
if err != nil {
return errwrap.Wrapf("Error Getting LoadBalancer Name and Group: {{err}}", err)
}
_, err = lbClient.CreateOrUpdate(resGroup, loadBalancerName, *loadBalancer, make(chan struct{}))
if err != nil {
return errwrap.Wrapf("Error Creating/Updating LoadBalancer {{err}}", err)
}
read, err := lbClient.Get(resGroup, loadBalancerName, "")
if err != nil {
return errwrap.Wrapf("Error Getting LoadBalancer {{err}}", err)
}
if read.ID == nil {
return fmt.Errorf("Cannot read LoadBalancer %s (resource group %s) ID", loadBalancerName, resGroup)
}
var createdProbe_id string
for _, Probe := range *(*read.LoadBalancerPropertiesFormat).Probes {
if *Probe.Name == d.Get("name").(string) {
createdProbe_id = *Probe.ID
}
}
if createdProbe_id != "" {
d.SetId(createdProbe_id)
} else {
return fmt.Errorf("Cannot find created LoadBalancer Probe ID %q", createdProbe_id)
}
log.Printf("[DEBUG] Waiting for LoadBalancer (%s) to become available", loadBalancerName)
stateConf := &resource.StateChangeConf{
Pending: []string{"Accepted", "Updating"},
Target: []string{"Succeeded"},
Refresh: loadbalancerStateRefreshFunc(client, resGroup, loadBalancerName),
Timeout: 10 * time.Minute,
}
if _, err := stateConf.WaitForState(); err != nil {
return fmt.Errorf("Error waiting for LoadBalancer (%s) to become available: %s", loadBalancerName, err)
}
return resourceArmLoadBalancerProbeRead(d, meta)
}
func resourceArmLoadBalancerProbeRead(d *schema.ResourceData, meta interface{}) error {
loadBalancer, exists, err := retrieveLoadBalancerById(d.Get("loadbalancer_id").(string), meta)
if err != nil {
return errwrap.Wrapf("Error Getting LoadBalancer By ID {{err}}", err)
}
if !exists {
d.SetId("")
log.Printf("[INFO] LoadBalancer %q not found. Removing from state", d.Get("name").(string))
return nil
}
configs := *loadBalancer.LoadBalancerPropertiesFormat.Probes
for _, config := range configs {
if *config.Name == d.Get("name").(string) {
d.Set("name", config.Name)
d.Set("protocol", config.ProbePropertiesFormat.Protocol)
d.Set("interval_in_seconds", config.ProbePropertiesFormat.IntervalInSeconds)
d.Set("number_of_probes", config.ProbePropertiesFormat.NumberOfProbes)
d.Set("port", config.ProbePropertiesFormat.Port)
d.Set("request_path", config.ProbePropertiesFormat.RequestPath)
break
}
}
return nil
}
func resourceArmLoadBalancerProbeDelete(d *schema.ResourceData, meta interface{}) error {
client := meta.(*ArmClient)
lbClient := client.loadBalancerClient
loadBalancerID := d.Get("loadbalancer_id").(string)
armMutexKV.Lock(loadBalancerID)
defer armMutexKV.Unlock(loadBalancerID)
loadBalancer, exists, err := retrieveLoadBalancerById(loadBalancerID, meta)
if err != nil {
return errwrap.Wrapf("Error Getting LoadBalancer By ID {{err}}", err)
}
if !exists {
d.SetId("")
return nil
}
_, index, exists := findLoadBalancerProbeByName(loadBalancer, d.Get("name").(string))
if !exists {
return nil
}
oldProbes := *loadBalancer.LoadBalancerPropertiesFormat.Probes
newProbes := append(oldProbes[:index], oldProbes[index+1:]...)
loadBalancer.LoadBalancerPropertiesFormat.Probes = &newProbes
resGroup, loadBalancerName, err := resourceGroupAndLBNameFromId(d.Get("loadbalancer_id").(string))
if err != nil {
return errwrap.Wrapf("Error Getting LoadBalancer Name and Group: {{err}}", err)
}
_, err = lbClient.CreateOrUpdate(resGroup, loadBalancerName, *loadBalancer, make(chan struct{}))
if err != nil {
return errwrap.Wrapf("Error Creating/Updating LoadBalancer {{err}}", err)
}
read, err := lbClient.Get(resGroup, loadBalancerName, "")
if err != nil {
return errwrap.Wrapf("Error Getting LoadBalancer {{err}}", err)
}
if read.ID == nil {
return fmt.Errorf("Cannot read LoadBalancer %s (resource group %s) ID", loadBalancerName, resGroup)
}
return nil
}
func expandAzureRmLoadBalancerProbe(d *schema.ResourceData, lb *network.LoadBalancer) (*network.Probe, error) {
properties := network.ProbePropertiesFormat{
NumberOfProbes: azure.Int32(int32(d.Get("number_of_probes").(int))),
IntervalInSeconds: azure.Int32(int32(d.Get("interval_in_seconds").(int))),
Port: azure.Int32(int32(d.Get("port").(int))),
}
if v, ok := d.GetOk("protocol"); ok {
properties.Protocol = network.ProbeProtocol(v.(string))
}
if v, ok := d.GetOk("request_path"); ok {
properties.RequestPath = azure.String(v.(string))
}
probe := network.Probe{
Name: azure.String(d.Get("name").(string)),
ProbePropertiesFormat: &properties,
}
return &probe, nil
}