// Delete load balancer
func (os *OpenStack) DeleteLoadBalancer(name string) error {
vip, err := os.getVipByName(name)
if err != nil && err != ErrNotFound {
return err
}
// We have to delete the VIP before the pool can be deleted,
// so no point continuing if this fails.
if vip != nil {
err = vips.Delete(os.network, vip.ID).ExtractErr()
if err != nil && !isNotFound(err) {
return err
}
}
var pool *pools.Pool
if vip != nil {
pool, err = pools.Get(os.network, vip.PoolID).Extract()
if err != nil && !isNotFound(err) {
return err
}
} else {
// The VIP is gone, but it is conceivable that a Pool
// still exists that we failed to delete on some
// previous occasion. Make a best effort attempt to
// cleanup any pools with the same name as the VIP.
pool, err = os.getPoolByName(name)
if err != nil && err != ErrNotFound {
return err
}
}
if pool != nil {
for _, monId := range pool.MonitorIDs {
_, err = pools.DisassociateMonitor(os.network, pool.ID, monId).Extract()
if err != nil {
return err
}
err = monitors.Delete(os.network, monId).ExtractErr()
if err != nil && !isNotFound(err) {
return err
}
}
err = pools.Delete(os.network, pool.ID).ExtractErr()
if err != nil && !isNotFound(err) {
return err
}
}
return nil
}
func TestDisassociateHealthMonitor(t *testing.T) {
th.SetupHTTP()
defer th.TeardownHTTP()
th.Mux.HandleFunc("/v2.0/lb/pools/332abe93-f488-41ba-870b-2ac66be7f853/health_monitors/b624decf-d5d3-4c66-9a3d-f047e7786181", func(w http.ResponseWriter, r *http.Request) {
th.TestMethod(t, r, "DELETE")
th.TestHeader(t, r, "X-Auth-Token", fake.TokenID)
w.WriteHeader(http.StatusNoContent)
})
res := pools.DisassociateMonitor(fake.ServiceClient(), "332abe93-f488-41ba-870b-2ac66be7f853", "b624decf-d5d3-4c66-9a3d-f047e7786181")
th.AssertNoErr(t, res.Err)
}
func TestPoolsMonitors(t *testing.T) {
client, err := clients.NewNetworkV2Client()
if err != nil {
t.Fatalf("Unable to create a network client: %v", err)
}
network, err := networking.CreateNetwork(t, client)
if err != nil {
t.Fatalf("Unable to create network: %v", err)
}
defer networking.DeleteNetwork(t, client, network.ID)
subnet, err := networking.CreateSubnet(t, client, network.ID)
if err != nil {
t.Fatalf("Unable to create subnet: %v", err)
}
defer networking.DeleteSubnet(t, client, subnet.ID)
pool, err := CreatePool(t, client, subnet.ID)
if err != nil {
t.Fatalf("Unable to create pool: %v", err)
}
defer DeletePool(t, client, pool.ID)
monitor, err := CreateMonitor(t, client)
if err != nil {
t.Fatalf("Unable to create monitor: %v", err)
}
defer DeleteMonitor(t, client, monitor.ID)
t.Logf("Associating monitor %s with pool %s", monitor.ID, pool.ID)
if res := pools.AssociateMonitor(client, pool.ID, monitor.ID); res.Err != nil {
t.Fatalf("Unable to associate monitor to pool")
}
t.Logf("Disassociating monitor %s with pool %s", monitor.ID, pool.ID)
if res := pools.DisassociateMonitor(client, pool.ID, monitor.ID); res.Err != nil {
t.Fatalf("Unable to disassociate monitor from pool")
}
}
func resourceLBPoolV1Delete(d *schema.ResourceData, meta interface{}) error {
config := meta.(*Config)
networkingClient, err := config.networkingV2Client(d.Get("region").(string))
if err != nil {
return fmt.Errorf("Error creating OpenStack networking client: %s", err)
}
// Make sure all monitors are disassociated first
if v, ok := d.GetOk("monitor_ids"); ok {
if monitorIDList, ok := v.([]interface{}); ok {
for _, monitorID := range monitorIDList {
mID := monitorID.(string)
log.Printf("[DEBUG] Attempting to disassociate monitor %s from pool %s", mID, d.Id())
if res := pools.DisassociateMonitor(networkingClient, d.Id(), mID); res.Err != nil {
return fmt.Errorf("Error disassociating monitor %s from pool %s: %s", mID, d.Id(), err)
}
}
}
}
stateConf := &resource.StateChangeConf{
Pending: []string{"ACTIVE", "PENDING_DELETE"},
Target: []string{"DELETED"},
Refresh: waitForLBPoolDelete(networkingClient, d.Id()),
Timeout: 2 * time.Minute,
Delay: 5 * time.Second,
MinTimeout: 3 * time.Second,
}
_, err = stateConf.WaitForState()
if err != nil {
return fmt.Errorf("Error deleting OpenStack LB Pool: %s", err)
}
d.SetId("")
return nil
}
func resourceLBPoolV1Update(d *schema.ResourceData, meta interface{}) error {
config := meta.(*Config)
networkingClient, err := config.networkingV2Client(d.Get("region").(string))
if err != nil {
return fmt.Errorf("Error creating OpenStack networking client: %s", err)
}
var updateOpts pools.UpdateOpts
// If either option changed, update both.
// Gophercloud complains if one is empty.
if d.HasChange("name") || d.HasChange("lb_method") {
updateOpts.Name = d.Get("name").(string)
lbMethod := resourceLBPoolV1DetermineLBMethod(d.Get("lb_method").(string))
updateOpts.LBMethod = lbMethod
}
log.Printf("[DEBUG] Updating OpenStack LB Pool %s with options: %+v", d.Id(), updateOpts)
_, err = pools.Update(networkingClient, d.Id(), updateOpts).Extract()
if err != nil {
return fmt.Errorf("Error updating OpenStack LB Pool: %s", err)
}
if d.HasChange("monitor_ids") {
oldMIDsRaw, newMIDsRaw := d.GetChange("security_groups")
oldMIDsSet, newMIDsSet := oldMIDsRaw.(*schema.Set), newMIDsRaw.(*schema.Set)
monitorsToAdd := newMIDsSet.Difference(oldMIDsSet)
monitorsToRemove := oldMIDsSet.Difference(newMIDsSet)
log.Printf("[DEBUG] Monitors to add: %v", monitorsToAdd)
log.Printf("[DEBUG] Monitors to remove: %v", monitorsToRemove)
for _, m := range monitorsToAdd.List() {
_, err := pools.AssociateMonitor(networkingClient, d.Id(), m.(string)).Extract()
if err != nil {
return fmt.Errorf("Error associating monitor (%s) with OpenStack server (%s): %s", m.(string), d.Id(), err)
}
log.Printf("[DEBUG] Associated monitor (%s) with pool (%s)", m.(string), d.Id())
}
for _, m := range monitorsToRemove.List() {
_, err := pools.DisassociateMonitor(networkingClient, d.Id(), m.(string)).Extract()
if err != nil {
return fmt.Errorf("Error disassociating monitor (%s) from OpenStack server (%s): %s", m.(string), d.Id(), err)
}
log.Printf("[DEBUG] Disassociated monitor (%s) from pool (%s)", m.(string), d.Id())
}
}
if d.HasChange("member") {
oldMembersRaw, newMembersRaw := d.GetChange("member")
oldMembersSet, newMembersSet := oldMembersRaw.(*schema.Set), newMembersRaw.(*schema.Set)
membersToAdd := newMembersSet.Difference(oldMembersSet)
membersToRemove := oldMembersSet.Difference(newMembersSet)
log.Printf("[DEBUG] Members to add: %v", membersToAdd)
log.Printf("[DEBUG] Members to remove: %v", membersToRemove)
for _, m := range membersToRemove.List() {
oldMember := resourcePoolMemberV1(d, m)
listOpts := members.ListOpts{
PoolID: d.Id(),
Address: oldMember.Address,
ProtocolPort: oldMember.ProtocolPort,
}
err = members.List(networkingClient, listOpts).EachPage(func(page pagination.Page) (bool, error) {
extractedMembers, err := members.ExtractMembers(page)
if err != nil {
return false, err
}
for _, member := range extractedMembers {
err := members.Delete(networkingClient, member.ID).ExtractErr()
if err != nil {
return false, fmt.Errorf("Error deleting member (%s) from OpenStack LB pool (%s): %s", member.ID, d.Id(), err)
}
log.Printf("[DEBUG] Deleted member (%s) from pool (%s)", member.ID, d.Id())
}
return true, nil
})
}
for _, m := range membersToAdd.List() {
createOpts := resourcePoolMemberV1(d, m)
newMember, err := members.Create(networkingClient, createOpts).Extract()
if err != nil {
return fmt.Errorf("Error creating LB member: %s", err)
}
log.Printf("[DEBUG] Created member (%s) in OpenStack LB pool (%s)", newMember.ID, d.Id())
}
}
return resourceLBPoolV1Read(d, meta)
}