mirror of https://github.com/status-im/consul.git
322 lines
10 KiB
Go
322 lines
10 KiB
Go
// Copyright 2015 go-dockerclient authors. All rights reserved.
|
|
// Use of this source code is governed by a BSD-style
|
|
// license that can be found in the LICENSE file.
|
|
|
|
package docker
|
|
|
|
import (
|
|
"encoding/json"
|
|
"errors"
|
|
"fmt"
|
|
"net/http"
|
|
|
|
"golang.org/x/net/context"
|
|
)
|
|
|
|
// ErrNetworkAlreadyExists is the error returned by CreateNetwork when the
|
|
// network already exists.
|
|
var ErrNetworkAlreadyExists = errors.New("network already exists")
|
|
|
|
// Network represents a network.
|
|
//
|
|
// See https://goo.gl/6GugX3 for more details.
|
|
type Network struct {
|
|
Name string
|
|
ID string `json:"Id"`
|
|
Scope string
|
|
Driver string
|
|
IPAM IPAMOptions
|
|
Containers map[string]Endpoint
|
|
Options map[string]string
|
|
Internal bool
|
|
EnableIPv6 bool `json:"EnableIPv6"`
|
|
Labels map[string]string
|
|
}
|
|
|
|
// Endpoint contains network resources allocated and used for a container in a network
|
|
//
|
|
// See https://goo.gl/6GugX3 for more details.
|
|
type Endpoint struct {
|
|
Name string
|
|
ID string `json:"EndpointID"`
|
|
MacAddress string
|
|
IPv4Address string
|
|
IPv6Address string
|
|
}
|
|
|
|
// ListNetworks returns all networks.
|
|
//
|
|
// See https://goo.gl/6GugX3 for more details.
|
|
func (c *Client) ListNetworks() ([]Network, error) {
|
|
resp, err := c.do("GET", "/networks", doOptions{})
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
defer resp.Body.Close()
|
|
var networks []Network
|
|
if err := json.NewDecoder(resp.Body).Decode(&networks); err != nil {
|
|
return nil, err
|
|
}
|
|
return networks, nil
|
|
}
|
|
|
|
// NetworkFilterOpts is an aggregation of key=value that Docker
|
|
// uses to filter networks
|
|
type NetworkFilterOpts map[string]map[string]bool
|
|
|
|
// FilteredListNetworks returns all networks with the filters applied
|
|
//
|
|
// See goo.gl/zd2mx4 for more details.
|
|
func (c *Client) FilteredListNetworks(opts NetworkFilterOpts) ([]Network, error) {
|
|
params, err := json.Marshal(opts)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
path := "/networks?filters=" + string(params)
|
|
resp, err := c.do("GET", path, doOptions{})
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
defer resp.Body.Close()
|
|
var networks []Network
|
|
if err := json.NewDecoder(resp.Body).Decode(&networks); err != nil {
|
|
return nil, err
|
|
}
|
|
return networks, nil
|
|
}
|
|
|
|
// NetworkInfo returns information about a network by its ID.
|
|
//
|
|
// See https://goo.gl/6GugX3 for more details.
|
|
func (c *Client) NetworkInfo(id string) (*Network, error) {
|
|
path := "/networks/" + id
|
|
resp, err := c.do("GET", path, doOptions{})
|
|
if err != nil {
|
|
if e, ok := err.(*Error); ok && e.Status == http.StatusNotFound {
|
|
return nil, &NoSuchNetwork{ID: id}
|
|
}
|
|
return nil, err
|
|
}
|
|
defer resp.Body.Close()
|
|
var network Network
|
|
if err := json.NewDecoder(resp.Body).Decode(&network); err != nil {
|
|
return nil, err
|
|
}
|
|
return &network, nil
|
|
}
|
|
|
|
// CreateNetworkOptions specify parameters to the CreateNetwork function and
|
|
// (for now) is the expected body of the "create network" http request message
|
|
//
|
|
// See https://goo.gl/6GugX3 for more details.
|
|
type CreateNetworkOptions struct {
|
|
Name string `json:"Name" yaml:"Name" toml:"Name"`
|
|
Driver string `json:"Driver" yaml:"Driver" toml:"Driver"`
|
|
IPAM IPAMOptions `json:"IPAM" yaml:"IPAM" toml:"IPAM"`
|
|
Options map[string]interface{} `json:"Options" yaml:"Options" toml:"Options"`
|
|
Labels map[string]string `json:"Labels" yaml:"Labels" toml:"Labels"`
|
|
CheckDuplicate bool `json:"CheckDuplicate" yaml:"CheckDuplicate" toml:"CheckDuplicate"`
|
|
Internal bool `json:"Internal" yaml:"Internal" toml:"Internal"`
|
|
EnableIPv6 bool `json:"EnableIPv6" yaml:"EnableIPv6" toml:"EnableIPv6"`
|
|
Context context.Context `json:"-"`
|
|
}
|
|
|
|
// IPAMOptions controls IP Address Management when creating a network
|
|
//
|
|
// See https://goo.gl/T8kRVH for more details.
|
|
type IPAMOptions struct {
|
|
Driver string `json:"Driver" yaml:"Driver" toml:"Driver"`
|
|
Config []IPAMConfig `json:"Config" yaml:"Config" toml:"Config"`
|
|
}
|
|
|
|
// IPAMConfig represents IPAM configurations
|
|
//
|
|
// See https://goo.gl/T8kRVH for more details.
|
|
type IPAMConfig struct {
|
|
Subnet string `json:",omitempty"`
|
|
IPRange string `json:",omitempty"`
|
|
Gateway string `json:",omitempty"`
|
|
AuxAddress map[string]string `json:"AuxiliaryAddresses,omitempty"`
|
|
}
|
|
|
|
// CreateNetwork creates a new network, returning the network instance,
|
|
// or an error in case of failure.
|
|
//
|
|
// See https://goo.gl/6GugX3 for more details.
|
|
func (c *Client) CreateNetwork(opts CreateNetworkOptions) (*Network, error) {
|
|
resp, err := c.do(
|
|
"POST",
|
|
"/networks/create",
|
|
doOptions{
|
|
data: opts,
|
|
context: opts.Context,
|
|
},
|
|
)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
defer resp.Body.Close()
|
|
|
|
type createNetworkResponse struct {
|
|
ID string
|
|
}
|
|
var (
|
|
network Network
|
|
cnr createNetworkResponse
|
|
)
|
|
if err := json.NewDecoder(resp.Body).Decode(&cnr); err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
network.Name = opts.Name
|
|
network.ID = cnr.ID
|
|
network.Driver = opts.Driver
|
|
|
|
return &network, nil
|
|
}
|
|
|
|
// RemoveNetwork removes a network or returns an error in case of failure.
|
|
//
|
|
// See https://goo.gl/6GugX3 for more details.
|
|
func (c *Client) RemoveNetwork(id string) error {
|
|
resp, err := c.do("DELETE", "/networks/"+id, doOptions{})
|
|
if err != nil {
|
|
if e, ok := err.(*Error); ok && e.Status == http.StatusNotFound {
|
|
return &NoSuchNetwork{ID: id}
|
|
}
|
|
return err
|
|
}
|
|
resp.Body.Close()
|
|
return nil
|
|
}
|
|
|
|
// NetworkConnectionOptions specify parameters to the ConnectNetwork and
|
|
// DisconnectNetwork function.
|
|
//
|
|
// See https://goo.gl/RV7BJU for more details.
|
|
type NetworkConnectionOptions struct {
|
|
Container string
|
|
|
|
// EndpointConfig is only applicable to the ConnectNetwork call
|
|
EndpointConfig *EndpointConfig `json:"EndpointConfig,omitempty"`
|
|
|
|
// Force is only applicable to the DisconnectNetwork call
|
|
Force bool
|
|
|
|
Context context.Context `json:"-"`
|
|
}
|
|
|
|
// EndpointConfig stores network endpoint details
|
|
//
|
|
// See https://goo.gl/RV7BJU for more details.
|
|
type EndpointConfig struct {
|
|
IPAMConfig *EndpointIPAMConfig `json:"IPAMConfig,omitempty" yaml:"IPAMConfig,omitempty" toml:"IPAMConfig,omitempty"`
|
|
Links []string `json:"Links,omitempty" yaml:"Links,omitempty" toml:"Links,omitempty"`
|
|
Aliases []string `json:"Aliases,omitempty" yaml:"Aliases,omitempty" toml:"Aliases,omitempty"`
|
|
NetworkID string `json:"NetworkID,omitempty" yaml:"NetworkID,omitempty" toml:"NetworkID,omitempty"`
|
|
EndpointID string `json:"EndpointID,omitempty" yaml:"EndpointID,omitempty" toml:"EndpointID,omitempty"`
|
|
Gateway string `json:"Gateway,omitempty" yaml:"Gateway,omitempty" toml:"Gateway,omitempty"`
|
|
IPAddress string `json:"IPAddress,omitempty" yaml:"IPAddress,omitempty" toml:"IPAddress,omitempty"`
|
|
IPPrefixLen int `json:"IPPrefixLen,omitempty" yaml:"IPPrefixLen,omitempty" toml:"IPPrefixLen,omitempty"`
|
|
IPv6Gateway string `json:"IPv6Gateway,omitempty" yaml:"IPv6Gateway,omitempty" toml:"IPv6Gateway,omitempty"`
|
|
GlobalIPv6Address string `json:"GlobalIPv6Address,omitempty" yaml:"GlobalIPv6Address,omitempty" toml:"GlobalIPv6Address,omitempty"`
|
|
GlobalIPv6PrefixLen int `json:"GlobalIPv6PrefixLen,omitempty" yaml:"GlobalIPv6PrefixLen,omitempty" toml:"GlobalIPv6PrefixLen,omitempty"`
|
|
MacAddress string `json:"MacAddress,omitempty" yaml:"MacAddress,omitempty" toml:"MacAddress,omitempty"`
|
|
}
|
|
|
|
// EndpointIPAMConfig represents IPAM configurations for an
|
|
// endpoint
|
|
//
|
|
// See https://goo.gl/RV7BJU for more details.
|
|
type EndpointIPAMConfig struct {
|
|
IPv4Address string `json:",omitempty"`
|
|
IPv6Address string `json:",omitempty"`
|
|
}
|
|
|
|
// ConnectNetwork adds a container to a network or returns an error in case of
|
|
// failure.
|
|
//
|
|
// See https://goo.gl/6GugX3 for more details.
|
|
func (c *Client) ConnectNetwork(id string, opts NetworkConnectionOptions) error {
|
|
resp, err := c.do("POST", "/networks/"+id+"/connect", doOptions{
|
|
data: opts,
|
|
context: opts.Context,
|
|
})
|
|
if err != nil {
|
|
if e, ok := err.(*Error); ok && e.Status == http.StatusNotFound {
|
|
return &NoSuchNetworkOrContainer{NetworkID: id, ContainerID: opts.Container}
|
|
}
|
|
return err
|
|
}
|
|
resp.Body.Close()
|
|
return nil
|
|
}
|
|
|
|
// DisconnectNetwork removes a container from a network or returns an error in
|
|
// case of failure.
|
|
//
|
|
// See https://goo.gl/6GugX3 for more details.
|
|
func (c *Client) DisconnectNetwork(id string, opts NetworkConnectionOptions) error {
|
|
resp, err := c.do("POST", "/networks/"+id+"/disconnect", doOptions{data: opts})
|
|
if err != nil {
|
|
if e, ok := err.(*Error); ok && e.Status == http.StatusNotFound {
|
|
return &NoSuchNetworkOrContainer{NetworkID: id, ContainerID: opts.Container}
|
|
}
|
|
return err
|
|
}
|
|
resp.Body.Close()
|
|
return nil
|
|
}
|
|
|
|
// PruneNetworksOptions specify parameters to the PruneNetworks function.
|
|
//
|
|
// See https://goo.gl/kX0S9h for more details.
|
|
type PruneNetworksOptions struct {
|
|
Filters map[string][]string
|
|
Context context.Context
|
|
}
|
|
|
|
// PruneNetworksResults specify results from the PruneNetworks function.
|
|
//
|
|
// See https://goo.gl/kX0S9h for more details.
|
|
type PruneNetworksResults struct {
|
|
NetworksDeleted []string
|
|
}
|
|
|
|
// PruneNetworks deletes networks which are unused.
|
|
//
|
|
// See https://goo.gl/kX0S9h for more details.
|
|
func (c *Client) PruneNetworks(opts PruneNetworksOptions) (*PruneNetworksResults, error) {
|
|
path := "/networks/prune?" + queryString(opts)
|
|
resp, err := c.do("POST", path, doOptions{context: opts.Context})
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
defer resp.Body.Close()
|
|
var results PruneNetworksResults
|
|
if err := json.NewDecoder(resp.Body).Decode(&results); err != nil {
|
|
return nil, err
|
|
}
|
|
return &results, nil
|
|
}
|
|
|
|
// NoSuchNetwork is the error returned when a given network does not exist.
|
|
type NoSuchNetwork struct {
|
|
ID string
|
|
}
|
|
|
|
func (err *NoSuchNetwork) Error() string {
|
|
return fmt.Sprintf("No such network: %s", err.ID)
|
|
}
|
|
|
|
// NoSuchNetworkOrContainer is the error returned when a given network or
|
|
// container does not exist.
|
|
type NoSuchNetworkOrContainer struct {
|
|
NetworkID string
|
|
ContainerID string
|
|
}
|
|
|
|
func (err *NoSuchNetworkOrContainer) Error() string {
|
|
return fmt.Sprintf("No such network (%s) or container (%s)", err.NetworkID, err.ContainerID)
|
|
}
|