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port.go
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port.go
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/*
Copyright 2019 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package openstack
import (
"fmt"
"github.com/gophercloud/gophercloud/openstack/networking/v2/ports"
"k8s.io/apimachinery/pkg/util/wait"
"k8s.io/kops/util/pkg/vfs"
)
func (c *openstackCloud) CreatePort(opt ports.CreateOptsBuilder) (*ports.Port, error) {
return createPort(c, opt)
}
func createPort(c OpenstackCloud, opt ports.CreateOptsBuilder) (*ports.Port, error) {
var p *ports.Port
done, err := vfs.RetryWithBackoff(writeBackoff, func() (bool, error) {
port, err := ports.Create(c.NetworkingClient(), opt).Extract()
if err != nil {
return false, fmt.Errorf("error creating port: %v", err)
}
p = port
return true, nil
})
if err != nil {
return p, err
} else if done {
return p, nil
} else {
return p, wait.ErrWaitTimeout
}
}
func (c *openstackCloud) UpdatePort(id string, opt ports.UpdateOptsBuilder) (*ports.Port, error) {
return updatePort(c, id, opt)
}
func updatePort(c OpenstackCloud, id string, opt ports.UpdateOptsBuilder) (*ports.Port, error) {
var p *ports.Port
done, err := vfs.RetryWithBackoff(readBackoff, func() (bool, error) {
port, err := ports.Update(c.NetworkingClient(), id, opt).Extract()
if err != nil {
return false, err
}
p = port
return true, nil
})
if err != nil {
return p, err
} else if done {
return p, nil
} else {
return p, wait.ErrWaitTimeout
}
}
func (c *openstackCloud) GetPort(id string) (*ports.Port, error) {
return getPort(c, id)
}
func getPort(c OpenstackCloud, id string) (*ports.Port, error) {
var p *ports.Port
done, err := vfs.RetryWithBackoff(readBackoff, func() (bool, error) {
port, err := ports.Get(c.NetworkingClient(), id).Extract()
if err != nil {
return false, err
}
p = port
return true, nil
})
if err != nil {
return p, err
} else if done {
return p, nil
} else {
return p, wait.ErrWaitTimeout
}
}
func (c *openstackCloud) ListPorts(opt ports.ListOptsBuilder) ([]ports.Port, error) {
return listPorts(c, opt)
}
func listPorts(c OpenstackCloud, opt ports.ListOptsBuilder) ([]ports.Port, error) {
var p []ports.Port
done, err := vfs.RetryWithBackoff(readBackoff, func() (bool, error) {
allPages, err := ports.List(c.NetworkingClient(), opt).AllPages()
if err != nil {
return false, fmt.Errorf("error listing ports: %v", err)
}
r, err := ports.ExtractPorts(allPages)
if err != nil {
return false, fmt.Errorf("error extracting ports from pages: %v", err)
}
p = r
return true, nil
})
if err != nil {
return p, err
} else if done {
return p, nil
} else {
return p, wait.ErrWaitTimeout
}
}
func (c *openstackCloud) DeletePort(portID string) error {
return deletePort(c, portID)
}
func deletePort(c OpenstackCloud, portID string) error {
done, err := vfs.RetryWithBackoff(deleteBackoff, func() (bool, error) {
err := ports.Delete(c.NetworkingClient(), portID).ExtractErr()
if err != nil && !isNotFound(err) {
return false, fmt.Errorf("error deleting port: %v", err)
}
if isNotFound(err) {
return true, nil
}
return false, nil
})
if err != nil {
return err
} else if done {
return nil
} else {
return wait.ErrWaitTimeout
}
}