/usr/share/gocode/src/github.com/docker/libnetwork/drivers/solaris/bridge/bridge_store.go is in golang-github-docker-libnetwork-dev 0.8.0-dev.2+git20170202.599.45b4086-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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package bridge
import (
"encoding/json"
"fmt"
"net"
"github.com/Sirupsen/logrus"
"github.com/docker/libnetwork/datastore"
"github.com/docker/libnetwork/discoverapi"
"github.com/docker/libnetwork/netlabel"
"github.com/docker/libnetwork/types"
)
const (
// network config prefix was not specific enough.
// To be backward compatible, need custom endpoint
// prefix with different root
bridgePrefix = "bridge"
bridgeEndpointPrefix = "bridge-endpoint"
)
func (d *driver) initStore(option map[string]interface{}) error {
if data, ok := option[netlabel.LocalKVClient]; ok {
var err error
dsc, ok := data.(discoverapi.DatastoreConfigData)
if !ok {
return types.InternalErrorf("incorrect data in datastore configuration: %v", data)
}
d.store, err = datastore.NewDataStoreFromConfig(dsc)
if err != nil {
return types.InternalErrorf("bridge driver failed to initialize data store: %v", err)
}
err = d.populateNetworks()
if err != nil {
return err
}
err = d.populateEndpoints()
if err != nil {
return err
}
}
return nil
}
func (d *driver) populateNetworks() error {
kvol, err := d.store.List(datastore.Key(bridgePrefix), &networkConfiguration{})
if err != nil && err != datastore.ErrKeyNotFound {
return fmt.Errorf("failed to get bridge network configurations from store: %v", err)
}
// It's normal for network configuration state to be empty. Just return.
if err == datastore.ErrKeyNotFound {
return nil
}
for _, kvo := range kvol {
ncfg := kvo.(*networkConfiguration)
if err = d.createNetwork(ncfg); err != nil {
logrus.Warnf("could not create bridge network for id %s bridge name %s while booting up from persistent state: %v", ncfg.ID, ncfg.BridgeName, err)
}
logrus.Debugf("Network (%s) restored", ncfg.ID[0:7])
}
return nil
}
func (d *driver) populateEndpoints() error {
kvol, err := d.store.List(datastore.Key(bridgeEndpointPrefix), &bridgeEndpoint{})
if err != nil && err != datastore.ErrKeyNotFound {
return fmt.Errorf("failed to get bridge endpoints from store: %v", err)
}
if err == datastore.ErrKeyNotFound {
return nil
}
for _, kvo := range kvol {
ep := kvo.(*bridgeEndpoint)
n, ok := d.networks[ep.nid]
if !ok {
logrus.Debugf("Network (%s) not found for restored bridge endpoint (%s)", ep.nid[0:7], ep.id[0:7])
logrus.Debugf("Deleting stale bridge endpoint (%s) from store", ep.nid[0:7])
if err := d.storeDelete(ep); err != nil {
logrus.Debugf("Failed to delete stale bridge endpoint (%s) from store", ep.nid[0:7])
}
continue
}
n.endpoints[ep.id] = ep
n.restorePortAllocations(ep)
logrus.Debugf("Endpoint (%s) restored to network (%s)", ep.id[0:7], ep.nid[0:7])
}
return nil
}
func (d *driver) storeUpdate(kvObject datastore.KVObject) error {
if d.store == nil {
logrus.Warnf("bridge store not initialized. kv object %s is not added to the store", datastore.Key(kvObject.Key()...))
return nil
}
if err := d.store.PutObjectAtomic(kvObject); err != nil {
return fmt.Errorf("failed to update bridge store for object type %T: %v", kvObject, err)
}
return nil
}
func (d *driver) storeDelete(kvObject datastore.KVObject) error {
if d.store == nil {
logrus.Debugf("bridge store not initialized. kv object %s is not deleted from store", datastore.Key(kvObject.Key()...))
return nil
}
retry:
if err := d.store.DeleteObjectAtomic(kvObject); err != nil {
if err == datastore.ErrKeyModified {
if err := d.store.GetObject(datastore.Key(kvObject.Key()...), kvObject); err != nil {
return fmt.Errorf("could not update the kvobject to latest when trying to delete: %v", err)
}
goto retry
}
return err
}
return nil
}
func (ncfg *networkConfiguration) MarshalJSON() ([]byte, error) {
nMap := make(map[string]interface{})
nMap["ID"] = ncfg.ID
nMap["BridgeName"] = ncfg.BridgeName
nMap["BridgeNameInternal"] = ncfg.BridgeNameInternal
nMap["EnableIPv6"] = ncfg.EnableIPv6
nMap["EnableIPMasquerade"] = ncfg.EnableIPMasquerade
nMap["EnableICC"] = ncfg.EnableICC
nMap["Mtu"] = ncfg.Mtu
nMap["Internal"] = ncfg.Internal
nMap["DefaultBridge"] = ncfg.DefaultBridge
nMap["DefaultBindingIP"] = ncfg.DefaultBindingIP.String()
nMap["DefaultBindingIntf"] = ncfg.DefaultBindingIntf
nMap["DefaultGatewayIPv4"] = ncfg.DefaultGatewayIPv4.String()
nMap["DefaultGatewayIPv6"] = ncfg.DefaultGatewayIPv6.String()
if ncfg.AddressIPv4 != nil {
nMap["AddressIPv4"] = ncfg.AddressIPv4.String()
}
if ncfg.AddressIPv6 != nil {
nMap["AddressIPv6"] = ncfg.AddressIPv6.String()
}
return json.Marshal(nMap)
}
func (ncfg *networkConfiguration) UnmarshalJSON(b []byte) error {
var (
err error
nMap map[string]interface{}
)
if err = json.Unmarshal(b, &nMap); err != nil {
return err
}
if v, ok := nMap["AddressIPv4"]; ok {
if ncfg.AddressIPv4, err = types.ParseCIDR(v.(string)); err != nil {
return types.InternalErrorf("failed to decode bridge network address IPv4 after json unmarshal: %s", v.(string))
}
}
if v, ok := nMap["AddressIPv6"]; ok {
if ncfg.AddressIPv6, err = types.ParseCIDR(v.(string)); err != nil {
return types.InternalErrorf("failed to decode bridge network address IPv6 after json unmarshal: %s", v.(string))
}
}
ncfg.DefaultBridge = nMap["DefaultBridge"].(bool)
ncfg.DefaultBindingIP = net.ParseIP(nMap["DefaultBindingIP"].(string))
ncfg.DefaultBindingIntf = nMap["DefaultBindingIntf"].(string)
ncfg.DefaultGatewayIPv4 = net.ParseIP(nMap["DefaultGatewayIPv4"].(string))
ncfg.DefaultGatewayIPv6 = net.ParseIP(nMap["DefaultGatewayIPv6"].(string))
ncfg.ID = nMap["ID"].(string)
ncfg.BridgeName = nMap["BridgeName"].(string)
ncfg.BridgeNameInternal = nMap["BridgeNameInternal"].(string)
ncfg.EnableIPv6 = nMap["EnableIPv6"].(bool)
ncfg.EnableIPMasquerade = nMap["EnableIPMasquerade"].(bool)
ncfg.EnableICC = nMap["EnableICC"].(bool)
ncfg.Mtu = int(nMap["Mtu"].(float64))
if v, ok := nMap["Internal"]; ok {
ncfg.Internal = v.(bool)
}
return nil
}
func (ncfg *networkConfiguration) Key() []string {
return []string{bridgePrefix, ncfg.ID}
}
func (ncfg *networkConfiguration) KeyPrefix() []string {
return []string{bridgePrefix}
}
func (ncfg *networkConfiguration) Value() []byte {
b, err := json.Marshal(ncfg)
if err != nil {
return nil
}
return b
}
func (ncfg *networkConfiguration) SetValue(value []byte) error {
return json.Unmarshal(value, ncfg)
}
func (ncfg *networkConfiguration) Index() uint64 {
return ncfg.dbIndex
}
func (ncfg *networkConfiguration) SetIndex(index uint64) {
ncfg.dbIndex = index
ncfg.dbExists = true
}
func (ncfg *networkConfiguration) Exists() bool {
return ncfg.dbExists
}
func (ncfg *networkConfiguration) Skip() bool {
return false
}
func (ncfg *networkConfiguration) New() datastore.KVObject {
return &networkConfiguration{}
}
func (ncfg *networkConfiguration) CopyTo(o datastore.KVObject) error {
dstNcfg := o.(*networkConfiguration)
*dstNcfg = *ncfg
return nil
}
func (ncfg *networkConfiguration) DataScope() string {
return datastore.LocalScope
}
func (ep *bridgeEndpoint) MarshalJSON() ([]byte, error) {
epMap := make(map[string]interface{})
epMap["id"] = ep.id
epMap["nid"] = ep.nid
epMap["SrcName"] = ep.srcName
epMap["MacAddress"] = ep.macAddress.String()
epMap["Addr"] = ep.addr.String()
if ep.addrv6 != nil {
epMap["Addrv6"] = ep.addrv6.String()
}
epMap["Config"] = ep.config
epMap["ContainerConfig"] = ep.containerConfig
epMap["ExternalConnConfig"] = ep.extConnConfig
epMap["PortMapping"] = ep.portMapping
return json.Marshal(epMap)
}
func (ep *bridgeEndpoint) UnmarshalJSON(b []byte) error {
var (
err error
epMap map[string]interface{}
)
if err = json.Unmarshal(b, &epMap); err != nil {
return fmt.Errorf("Failed to unmarshal to bridge endpoint: %v", err)
}
if v, ok := epMap["MacAddress"]; ok {
if ep.macAddress, err = net.ParseMAC(v.(string)); err != nil {
return types.InternalErrorf("failed to decode bridge endpoint MAC address (%s) after json unmarshal: %v", v.(string), err)
}
}
if v, ok := epMap["Addr"]; ok {
if ep.addr, err = types.ParseCIDR(v.(string)); err != nil {
return types.InternalErrorf("failed to decode bridge endpoint IPv4 address (%s) after json unmarshal: %v", v.(string), err)
}
}
if v, ok := epMap["Addrv6"]; ok {
if ep.addrv6, err = types.ParseCIDR(v.(string)); err != nil {
return types.InternalErrorf("failed to decode bridge endpoint IPv6 address (%s) after json unmarshal: %v", v.(string), err)
}
}
ep.id = epMap["id"].(string)
ep.nid = epMap["nid"].(string)
ep.srcName = epMap["SrcName"].(string)
d, _ := json.Marshal(epMap["Config"])
if err := json.Unmarshal(d, &ep.config); err != nil {
logrus.Warnf("Failed to decode endpoint config %v", err)
}
d, _ = json.Marshal(epMap["ContainerConfig"])
if err := json.Unmarshal(d, &ep.containerConfig); err != nil {
logrus.Warnf("Failed to decode endpoint container config %v", err)
}
d, _ = json.Marshal(epMap["ExternalConnConfig"])
if err := json.Unmarshal(d, &ep.extConnConfig); err != nil {
logrus.Warnf("Failed to decode endpoint external connectivity configuration %v", err)
}
d, _ = json.Marshal(epMap["PortMapping"])
if err := json.Unmarshal(d, &ep.portMapping); err != nil {
logrus.Warnf("Failed to decode endpoint port mapping %v", err)
}
return nil
}
func (ep *bridgeEndpoint) Key() []string {
return []string{bridgeEndpointPrefix, ep.id}
}
func (ep *bridgeEndpoint) KeyPrefix() []string {
return []string{bridgeEndpointPrefix}
}
func (ep *bridgeEndpoint) Value() []byte {
b, err := json.Marshal(ep)
if err != nil {
return nil
}
return b
}
func (ep *bridgeEndpoint) SetValue(value []byte) error {
return json.Unmarshal(value, ep)
}
func (ep *bridgeEndpoint) Index() uint64 {
return ep.dbIndex
}
func (ep *bridgeEndpoint) SetIndex(index uint64) {
ep.dbIndex = index
ep.dbExists = true
}
func (ep *bridgeEndpoint) Exists() bool {
return ep.dbExists
}
func (ep *bridgeEndpoint) Skip() bool {
return false
}
func (ep *bridgeEndpoint) New() datastore.KVObject {
return &bridgeEndpoint{}
}
func (ep *bridgeEndpoint) CopyTo(o datastore.KVObject) error {
dstEp := o.(*bridgeEndpoint)
*dstEp = *ep
return nil
}
func (ep *bridgeEndpoint) DataScope() string {
return datastore.LocalScope
}
func (n *bridgeNetwork) restorePortAllocations(ep *bridgeEndpoint) {
if ep.extConnConfig == nil ||
ep.extConnConfig.ExposedPorts == nil ||
ep.extConnConfig.PortBindings == nil {
return
}
tmp := ep.extConnConfig.PortBindings
ep.extConnConfig.PortBindings = ep.portMapping
_, err := n.allocatePorts(ep, n.config.DefaultBindingIntf, n.config.DefaultBindingIP, n.driver.config.EnableUserlandProxy)
if err != nil {
logrus.Warnf("Failed to reserve existing port mapping for endpoint %s:%v", ep.id[0:7], err)
}
ep.extConnConfig.PortBindings = tmp
}
|