Golang floatingips.List函数代码示例

func (c *GenericClient) GetFloatingIPs(d *Driver) ([]FloatingIp, error) {
	pager := floatingips.List(c.Network, floatingips.ListOpts{
		FloatingNetworkID: d.FloatingIpPoolId,
	})

	ips := []FloatingIp{}
	err := pager.EachPage(func(page pagination.Page) (bool, error) {
		floatingipList, err := floatingips.ExtractFloatingIPs(page)
		if err != nil {
			return false, err
		}
		for _, f := range floatingipList {
			ips = append(ips, FloatingIp{
				Id:        f.ID,
				Ip:        f.FloatingIP,
				NetworkId: f.FloatingNetworkID,
				PortId:    f.PortID,
			})
		}
		return true, nil
	})

	if err != nil {
		return nil, err
	}
	return ips, nil
}

func getFloatingIPByPortID(client *gophercloud.ServiceClient, portID string) (*floatingips.FloatingIP, error) {
	opts := floatingips.ListOpts{
		PortID: portID,
	}
	pager := floatingips.List(client, opts)

	floatingIPList := make([]floatingips.FloatingIP, 0, 1)

	err := pager.EachPage(func(page pagination.Page) (bool, error) {
		f, err := floatingips.ExtractFloatingIPs(page)
		if err != nil {
			return false, err
		}
		floatingIPList = append(floatingIPList, f...)
		if len(floatingIPList) > 1 {
			return false, ErrMultipleResults
		}
		return true, nil
	})
	if err != nil {
		if isNotFound(err) {
			return nil, ErrNotFound
		}
		return nil, err
	}

	if len(floatingIPList) == 0 {
		return nil, ErrNotFound
	} else if len(floatingIPList) > 1 {
		return nil, ErrMultipleResults
	}

	return &floatingIPList[0], nil
}

func lbVipV1AssignFloatingIP(floatingIP, portID string, networkingClient *gophercloud.ServiceClient) error {
	log.Printf("[DEBUG] Assigning floating IP %s to VIP %s", floatingIP, portID)

	listOpts := floatingips.ListOpts{
		FloatingIP: floatingIP,
	}
	page, err := floatingips.List(networkingClient, listOpts).AllPages()
	if err != nil {
		return err
	}

	fips, err := floatingips.ExtractFloatingIPs(page)
	if err != nil {
		return err
	}
	if len(fips) != 1 {
		return fmt.Errorf("Unable to retrieve floating IP '%s'", floatingIP)
	}

	updateOpts := floatingips.UpdateOpts{
		PortID: portID,
	}
	if err = floatingips.Update(networkingClient, fips[0].ID, updateOpts).Err; err != nil {
		return err
	}

	return nil
}

func (c *GenericClient) getNeutronNetworkFloatingIPs(d *Driver) ([]FloatingIP, error) {
	log.Debug("Listing floating IPs", map[string]string{
		"FloatingNetworkId": d.FloatingIPPoolId,
		"TenantID":          d.TenantId,
	})
	pager := floatingips.List(c.Network, floatingips.ListOpts{
		FloatingNetworkID: d.FloatingIPPoolId,
		TenantID:          d.TenantId,
	})

	ips := []FloatingIP{}
	err := pager.EachPage(func(page pagination.Page) (bool, error) {
		floatingipList, err := floatingips.ExtractFloatingIPs(page)
		if err != nil {
			return false, err
		}
		for _, f := range floatingipList {
			ips = append(ips, FloatingIP{
				Id:        f.ID,
				Ip:        f.FloatingIP,
				NetworkId: f.FloatingNetworkID,
				PortId:    f.PortID,
			})
		}
		return true, nil
	})

	if err != nil {
		return nil, err
	}
	return ips, nil
}

func resourceLBVipV1Update(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 vips.UpdateOpts
	if d.HasChange("name") {
		updateOpts.Name = d.Get("name").(string)
	}
	if d.HasChange("pool_id") {
		updateOpts.PoolID = d.Get("pool_id").(string)
	}
	if d.HasChange("description") {
		updateOpts.Description = d.Get("description").(string)
	}
	if d.HasChange("persistence") {
		updateOpts.Persistence = resourceVipPersistenceV1(d)
	}
	if d.HasChange("conn_limit") {
		updateOpts.ConnLimit = gophercloud.MaybeInt(d.Get("conn_limit").(int))
	}
	if d.HasChange("floating_ip") {
		portID := d.Get("port_id").(string)

		// Searching for a floating IP assigned to the VIP
		listOpts := floatingips.ListOpts{
			PortID: portID,
		}
		page, err := floatingips.List(networkingClient, listOpts).AllPages()
		if err != nil {
			return err
		}

		fips, err := floatingips.ExtractFloatingIPs(page)
		if err != nil {
			return err
		}

		// If a floating IP is found we unassign it
		if len(fips) == 1 {
			updateOpts := floatingips.UpdateOpts{
				PortID: "",
			}
			if err = floatingips.Update(networkingClient, fips[0].ID, updateOpts).Err; err != nil {
				return err
			}
		}

		// Assign the updated floating IP
		floatingIP := d.Get("floating_ip").(string)
		if floatingIP != "" {
			lbVipV1AssignFloatingIP(floatingIP, portID, networkingClient)
		}
	}
	if d.HasChange("admin_state_up") {
		asu := d.Get("admin_state_up").(bool)
		updateOpts.AdminStateUp = &asu
	}

	log.Printf("[DEBUG] Updating OpenStack LB VIP %s with options: %+v", d.Id(), updateOpts)

	_, err = vips.Update(networkingClient, d.Id(), updateOpts).Extract()
	if err != nil {
		return fmt.Errorf("Error updating OpenStack LB VIP: %s", err)
	}

	return resourceLBVipV1Read(d, meta)
}