kotovalexarian-likes-github
/
moby--moby
mirror of https://github.com/moby/moby.git
1
0
Fork 0
Code Releases Activity

Vendoring libnetwork 

Signed-off-by: Flavio Crisciani <flavio.crisciani@docker.com>
This commit is contained in:
Flavio Crisciani 2017-08-10 08:50:52 -07:00
parent 7ccd8bda77
commit 709a433ec8
No known key found for this signature in database
GPG Key ID: 28CAFCE754CF3A48
25 changed files with 727 additions and 236 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
vendor.conf
View File

@ -27,7 +27,7 @@ github.com/imdario/mergo 0.2.1
golang.org/x/sync de49d9dcd27d4f764488181bea099dfe6179bcf0
#get libnetwork packages
github.com/docker/libnetwork 248fd5ea6a67f8810da322e6e7441e8de96a9045 https://github.com/dmcgowan/libnetwork.git
github.com/docker/libnetwork 24bb72a8dcfe0b58958414890c8f4138b644b96a
github.com/docker/go-events 9461782956ad83b30282bf90e31fa6a70c255ba9
github.com/armon/go-radix e39d623f12e8e41c7b5529e9a9dd67a1e2261f80
github.com/armon/go-metrics eb0af217e5e9747e41dd5303755356b62d28e3ec

7
vendor/github.com/docker/libnetwork/agent.go generated vendored
View File

@ -741,11 +741,12 @@ func (n *network) addDriverWatches() {
return
}
agent.networkDB.WalkTable(table.name, func(nid, key string, value []byte) bool {
if nid == n.ID() {
agent.networkDB.WalkTable(table.name, func(nid, key string, value []byte, deleted bool) bool {
// skip the entries that are mark for deletion, this is safe because this function is
// called at initialization time so there is no state to delete
if nid == n.ID() && !deleted {
d.EventNotify(driverapi.Create, nid, table.name, key, value)
}
return false
})
}

8
vendor/github.com/docker/libnetwork/bitseq/sequence.go generated vendored
View File

@ -497,7 +497,10 @@ func getFirstAvailable(head *sequence, start uint64) (uint64, uint64, error) {
// Derive the this sequence offsets
byteOffset := byteStart - inBlockBytePos
bitOffset := inBlockBytePos*8 + bitStart
var firstOffset uint64
if current == head {
firstOffset = byteOffset
}
for current != nil {
if current.block != blockMAX {
bytePos, bitPos, err := current.getAvailableBit(bitOffset)
@ -505,7 +508,8 @@ func getFirstAvailable(head *sequence, start uint64) (uint64, uint64, error) {
}
// Moving to next block: Reset bit offset.
bitOffset = 0
byteOffset += current.count * blockBytes
byteOffset += (current.count * blockBytes) - firstOffset
firstOffset = 0
current = current.next
}
return invalidPos, invalidPos, ErrNoBitAvailable

29
vendor/github.com/docker/libnetwork/common/caller.go generated vendored Normal file
View File

@ -0,0 +1,29 @@
package common
import (
"runtime"
"strings"
)
func callerInfo(i int) string {
ptr, _, _, ok := runtime.Caller(i)
fName := "unknown"
if ok {
f := runtime.FuncForPC(ptr)
if f != nil {
// f.Name() is like: github.com/docker/libnetwork/common.MethodName
tmp := strings.Split(f.Name(), ".")
if len(tmp) > 0 {
fName = tmp[len(tmp)-1]
}
}
}
return fName
}
// CallerName returns the name of the function at the specified level
// level == 0 means current method name
func CallerName(level int) string {
return callerInfo(2 + level)
}

133
vendor/github.com/docker/libnetwork/diagnose/diagnose.go generated vendored Normal file
View File

@ -0,0 +1,133 @@
package diagnose
import (
"fmt"
"net"
"net/http"
"sync"
"github.com/sirupsen/logrus"
)
// HTTPHandlerFunc TODO
type HTTPHandlerFunc func(interface{}, http.ResponseWriter, *http.Request)
type httpHandlerCustom struct {
ctx interface{}
F func(interface{}, http.ResponseWriter, *http.Request)
}
// ServeHTTP TODO
func (h httpHandlerCustom) ServeHTTP(w http.ResponseWriter, r *http.Request) {
h.F(h.ctx, w, r)
}
var diagPaths2Func = map[string]HTTPHandlerFunc{
"/": notImplemented,
"/help": help,
"/ready": ready,
}
// Server when the debug is enabled exposes a
// This data structure is protected by the Agent mutex so does not require and additional mutex here
type Server struct {
sk net.Listener
port int
mux *http.ServeMux
registeredHanders []string
sync.Mutex
}
// Init TODO
func (n *Server) Init() {
n.mux = http.NewServeMux()
// Register local handlers
n.RegisterHandler(n, diagPaths2Func)
}
// RegisterHandler TODO
func (n *Server) RegisterHandler(ctx interface{}, hdlrs map[string]HTTPHandlerFunc) {
n.Lock()
defer n.Unlock()
for path, fun := range hdlrs {
n.mux.Handle(path, httpHandlerCustom{ctx, fun})
n.registeredHanders = append(n.registeredHanders, path)
}
}
// EnableDebug opens a TCP socket to debug the passed network DB
func (n *Server) EnableDebug(ip string, port int) {
n.Lock()
defer n.Unlock()
n.port = port
logrus.SetLevel(logrus.DebugLevel)
if n.sk != nil {
logrus.Infof("The server is already up and running")
return
}
logrus.Infof("Starting the server listening on %d for commands", port)
// // Create the socket
// var err error
// n.sk, err = net.Listen("tcp", listeningAddr)
// if err != nil {
// log.Fatal(err)
// }
//
// go func() {
// http.Serve(n.sk, n.mux)
// }()
http.ListenAndServe(":8000", n.mux)
}
// DisableDebug stop the dubug and closes the tcp socket
func (n *Server) DisableDebug() {
n.Lock()
defer n.Unlock()
n.sk.Close()
n.sk = nil
}
// IsDebugEnable returns true when the debug is enabled
func (n *Server) IsDebugEnable() bool {
n.Lock()
defer n.Unlock()
return n.sk != nil
}
func notImplemented(ctx interface{}, w http.ResponseWriter, r *http.Request) {
fmt.Fprintf(w, "URL path: %s no method implemented check /help\n", r.URL.Path)
}
func help(ctx interface{}, w http.ResponseWriter, r *http.Request) {
n, ok := ctx.(*Server)
if ok {
for _, path := range n.registeredHanders {
fmt.Fprintf(w, "%s\n", path)
}
}
}
func ready(ctx interface{}, w http.ResponseWriter, r *http.Request) {
fmt.Fprintf(w, "OK\n")
}
// DebugHTTPForm TODO
func DebugHTTPForm(r *http.Request) {
r.ParseForm()
for k, v := range r.Form {
logrus.Debugf("Form[%q] = %q\n", k, v)
}
}
// HTTPReplyError TODO
func HTTPReplyError(w http.ResponseWriter, message, usage string) {
fmt.Fprintf(w, "%s\n", message)
if usage != "" {
fmt.Fprintf(w, "Usage: %s\n", usage)
}
}

5
vendor/github.com/docker/libnetwork/drivers/overlay/joinleave.go generated vendored
View File

@ -120,8 +120,7 @@ func (d *driver) Join(nid, eid string, sboxKey string, jinfo driverapi.JoinInfo,
}
}
d.peerDbAdd(nid, eid, ep.addr.IP, ep.addr.Mask, ep.mac,
net.ParseIP(d.advertiseAddress), true)
d.peerAdd(nid, eid, ep.addr.IP, ep.addr.Mask, ep.mac, net.ParseIP(d.advertiseAddress), true, false, false, true)
if err := d.checkEncryption(nid, nil, n.vxlanID(s), true, true); err != nil {
logrus.Warn(err)
@ -205,7 +204,7 @@ func (d *driver) EventNotify(etype driverapi.EventType, nid, tableName, key stri
return
}
d.peerAdd(nid, eid, addr.IP, addr.Mask, mac, vtep, true, false, false)
d.peerAdd(nid, eid, addr.IP, addr.Mask, mac, vtep, true, false, false, false)
}
// Leave method is invoked when a Sandbox detaches from an endpoint.

9
vendor/github.com/docker/libnetwork/drivers/overlay/ov_network.go generated vendored
View File

@ -683,10 +683,12 @@ func (n *network) initSandbox(restore bool) error {
return fmt.Errorf("could not get network sandbox (oper %t): %v", restore, err)
}
// this is needed to let the peerAdd configure the sandbox
n.setSandbox(sbox)
if !restore {
n.driver.peerDbUpdateSandbox(n.id)
// Initialize the sandbox with all the peers previously received from networkdb
n.driver.initSandboxPeerDB(n.id)
}
var nlSock *nl.NetlinkSocket
@ -765,10 +767,7 @@ func (n *network) watchMiss(nlSock *nl.NetlinkSocket) {
logrus.Errorf("could not resolve peer %q: %v", ip, err)
continue
}
if err := n.driver.peerAdd(n.id, "dummy", ip, IPmask, mac, vtep, true, l2Miss, l3Miss); err != nil {
logrus.Errorf("could not add neighbor entry for missed peer %q: %v", ip, err)
}
n.driver.peerAdd(n.id, "dummy", ip, IPmask, mac, vtep, true, l2Miss, l3Miss, false)
} else {
// If the gc_thresh values are lower kernel might knock off the neighor entries.
// When we get a L3 miss check if its a valid peer and reprogram the neighbor

11
vendor/github.com/docker/libnetwork/drivers/overlay/ov_serf.go generated vendored
View File

@ -120,15 +120,10 @@ func (d *driver) processEvent(u serf.UserEvent) {
switch action {
case "join":
if err := d.peerAdd(nid, eid, net.ParseIP(ipStr), net.IPMask(net.ParseIP(maskStr).To4()), mac,
net.ParseIP(vtepStr), true, false, false); err != nil {
logrus.Errorf("Peer add failed in the driver: %v\n", err)
}
d.peerAdd(nid, eid, net.ParseIP(ipStr), net.IPMask(net.ParseIP(maskStr).To4()), mac, net.ParseIP(vtepStr),
true, false, false, false)
case "leave":
if err := d.peerDelete(nid, eid, net.ParseIP(ipStr), net.IPMask(net.ParseIP(maskStr).To4()), mac,
net.ParseIP(vtepStr), true); err != nil {
logrus.Errorf("Peer delete failed in the driver: %v\n", err)
}
d.peerDelete(nid, eid, net.ParseIP(ipStr), net.IPMask(net.ParseIP(maskStr).To4()), mac, net.ParseIP(vtepStr), true)
}
}

20
vendor/github.com/docker/libnetwork/drivers/overlay/overlay.go generated vendored
View File

@ -3,6 +3,7 @@ package overlay
//go:generate protoc -I.:../../Godeps/_workspace/src/github.com/gogo/protobuf --gogo_out=import_path=github.com/docker/libnetwork/drivers/overlay,Mgogoproto/gogo.proto=github.com/gogo/protobuf/gogoproto:. overlay.proto
import (
"context"
"fmt"
"net"
"sync"
@ -50,6 +51,8 @@ type driver struct {
joinOnce sync.Once
localJoinOnce sync.Once
keys []*key
peerOpCh chan *peerOperation
peerOpCancel context.CancelFunc
sync.Mutex
}
@ -64,10 +67,16 @@ func Init(dc driverapi.DriverCallback, config map[string]interface{}) error {
peerDb: peerNetworkMap{
mp: map[string]*peerMap{},
},
secMap: &encrMap{nodes: map[string][]*spi{}},
config: config,
secMap: &encrMap{nodes: map[string][]*spi{}},
config: config,
peerOpCh: make(chan *peerOperation),
}
// Launch the go routine for processing peer operations
ctx, cancel := context.WithCancel(context.Background())
d.peerOpCancel = cancel
go d.peerOpRoutine(ctx, d.peerOpCh)
if data, ok := config[netlabel.GlobalKVClient]; ok {
var err error
dsc, ok := data.(discoverapi.DatastoreConfigData)
@ -161,7 +170,7 @@ func (d *driver) restoreEndpoints() error {
}
n.incEndpointCount()
d.peerDbAdd(ep.nid, ep.id, ep.addr.IP, ep.addr.Mask, ep.mac, net.ParseIP(d.advertiseAddress), true)
d.peerAdd(ep.nid, ep.id, ep.addr.IP, ep.addr.Mask, ep.mac, net.ParseIP(d.advertiseAddress), true, false, false, true)
}
return nil
}
@ -170,6 +179,11 @@ func (d *driver) restoreEndpoints() error {
func Fini(drv driverapi.Driver) {
d := drv.(*driver)
// Notify the peer go routine to return
if d.peerOpCancel != nil {
d.peerOpCancel()
}
if d.exitCh != nil {
waitCh := make(chan struct{})

155
vendor/github.com/docker/libnetwork/drivers/overlay/peerdb.go generated vendored
View File

@ -1,11 +1,13 @@
package overlay
import (
"context"
"fmt"
"net"
"sync"
"syscall"
"github.com/docker/libnetwork/common"
"github.com/sirupsen/logrus"
)
@ -59,8 +61,6 @@ func (pKey *peerKey) Scan(state fmt.ScanState, verb rune) error {
return nil
}
var peerDbWg sync.WaitGroup
func (d *driver) peerDbWalk(f func(string, *peerKey, *peerEntry) bool) error {
d.peerDb.Lock()
nids := []string{}
@ -141,8 +141,6 @@ func (d *driver) peerDbSearch(nid string, peerIP net.IP) (net.HardwareAddr, net.
func (d *driver) peerDbAdd(nid, eid string, peerIP net.IP, peerIPMask net.IPMask,
peerMac net.HardwareAddr, vtep net.IP, isLocal bool) {
peerDbWg.Wait()
d.peerDb.Lock()
pMap, ok := d.peerDb.mp[nid]
if !ok {
@ -173,7 +171,6 @@ func (d *driver) peerDbAdd(nid, eid string, peerIP net.IP, peerIPMask net.IPMask
func (d *driver) peerDbDelete(nid, eid string, peerIP net.IP, peerIPMask net.IPMask,
peerMac net.HardwareAddr, vtep net.IP) peerEntry {
peerDbWg.Wait()
d.peerDb.Lock()
pMap, ok := d.peerDb.mp[nid]
@ -206,55 +203,109 @@ func (d *driver) peerDbDelete(nid, eid string, peerIP net.IP, peerIPMask net.IPM
return pEntry
}
func (d *driver) peerDbUpdateSandbox(nid string) {
d.peerDb.Lock()
pMap, ok := d.peerDb.mp[nid]
if !ok {
d.peerDb.Unlock()
return
}
d.peerDb.Unlock()
// The overlay uses a lazy initialization approach, this means that when a network is created
// and the driver registered the overlay does not allocate resources till the moment that a
// sandbox is actually created.
// At the moment of this call, that happens when a sandbox is initialized, is possible that
// networkDB has already delivered some events of peers already available on remote nodes,
// these peers are saved into the peerDB and this function is used to properly configure
// the network sandbox with all those peers that got previously notified.
// Note also that this method sends a single message on the channel and the go routine on the
// other side, will atomically loop on the whole table of peers and will program their state
// in one single atomic operation. This is fundamental to guarantee consistency, and avoid that
// new peerAdd or peerDelete gets reordered during the sandbox init.
func (d *driver) initSandboxPeerDB(nid string) {
d.peerInit(nid)
}
peerDbWg.Add(1)
type peerOperationType int32
var peerOps []func()
pMap.Lock()
for pKeyStr, pEntry := range pMap.mp {
var pKey peerKey
if _, err := fmt.Sscan(pKeyStr, &pKey); err != nil {
logrus.Errorf("peer key scan failed: %v", err)
}
const (
peerOperationINIT peerOperationType = iota
peerOperationADD
peerOperationDELETE
)
if pEntry.isLocal {
continue
}
type peerOperation struct {
opType peerOperationType
networkID string
endpointID string
peerIP net.IP
peerIPMask net.IPMask
peerMac net.HardwareAddr
vtepIP net.IP
updateDB bool
l2Miss bool
l3Miss bool
localPeer bool
callerName string
}
// Go captures variables by reference. The pEntry could be
// pointing to the same memory location for every iteration. Make
// a copy of pEntry before capturing it in the following closure.
entry := pEntry
op := func() {
if err := d.peerAdd(nid, entry.eid, pKey.peerIP, entry.peerIPMask,
pKey.peerMac, entry.vtep,
false, false, false); err != nil {
logrus.Errorf("peerdbupdate in sandbox failed for ip %s and mac %s: %v",
pKey.peerIP, pKey.peerMac, err)
func (d *driver) peerOpRoutine(ctx context.Context, ch chan *peerOperation) {
var err error
for {
select {
case <-ctx.Done():
return
case op := <-ch:
switch op.opType {
case peerOperationINIT:
err = d.peerInitOp(op.networkID)
case peerOperationADD:
err = d.peerAddOp(op.networkID, op.endpointID, op.peerIP, op.peerIPMask, op.peerMac, op.vtepIP, op.updateDB, op.l2Miss, op.l3Miss, op.localPeer)
case peerOperationDELETE:
err = d.peerDeleteOp(op.networkID, op.endpointID, op.peerIP, op.peerIPMask, op.peerMac, op.vtepIP, op.localPeer)
}
if err != nil {
logrus.Warnf("Peer operation failed:%s op:%v", err, op)
}
}
peerOps = append(peerOps, op)
}
pMap.Unlock()
}
for _, op := range peerOps {
op()
func (d *driver) peerInit(nid string) {
callerName := common.CallerName(1)
d.peerOpCh <- &peerOperation{
opType: peerOperationINIT,
networkID: nid,
callerName: callerName,
}
}
peerDbWg.Done()
func (d *driver) peerInitOp(nid string) error {
return d.peerDbNetworkWalk(nid, func(pKey *peerKey, pEntry *peerEntry) bool {
// Local entries do not need to be added
if pEntry.isLocal {
return false
}
d.peerAddOp(nid, pEntry.eid, pKey.peerIP, pEntry.peerIPMask, pKey.peerMac, pEntry.vtep, false, false, false, false)
// return false to loop on all entries
return false
})
}
func (d *driver) peerAdd(nid, eid string, peerIP net.IP, peerIPMask net.IPMask,
peerMac net.HardwareAddr, vtep net.IP, updateDb, l2Miss, l3Miss bool) error {
peerMac net.HardwareAddr, vtep net.IP, updateDb, l2Miss, l3Miss, localPeer bool) {
callerName := common.CallerName(1)
d.peerOpCh <- &peerOperation{
opType: peerOperationADD,
networkID: nid,
endpointID: eid,
peerIP: peerIP,
peerIPMask: peerIPMask,
peerMac: peerMac,
vtepIP: vtep,
updateDB: updateDb,
l2Miss: l2Miss,
l3Miss: l3Miss,
localPeer: localPeer,
callerName: callerName,
}
}
func (d *driver) peerAddOp(nid, eid string, peerIP net.IP, peerIPMask net.IPMask,
peerMac net.HardwareAddr, vtep net.IP, updateDb, l2Miss, l3Miss, updateOnlyDB bool) error {
if err := validateID(nid, eid); err != nil {
return err
@ -262,6 +313,9 @@ func (d *driver) peerAdd(nid, eid string, peerIP net.IP, peerIPMask net.IPMask,
if updateDb {
d.peerDbAdd(nid, eid, peerIP, peerIPMask, peerMac, vtep, false)
if updateOnlyDB {
return nil
}
}
n := d.network(nid)
@ -271,6 +325,9 @@ func (d *driver) peerAdd(nid, eid string, peerIP net.IP, peerIPMask net.IPMask,
sbox := n.sandbox()
if sbox == nil {
// We are hitting this case for all the events that are arriving before that the sandbox
// is being created. The peer got already added into the database and the sanbox init will
// call the peerDbUpdateSandbox that will configure all these peers from the database
return nil
}
@ -311,6 +368,22 @@ func (d *driver) peerAdd(nid, eid string, peerIP net.IP, peerIPMask net.IPMask,
}
func (d *driver) peerDelete(nid, eid string, peerIP net.IP, peerIPMask net.IPMask,
peerMac net.HardwareAddr, vtep net.IP, updateDb bool) {
callerName := common.CallerName(1)
d.peerOpCh <- &peerOperation{
opType: peerOperationDELETE,
networkID: nid,
endpointID: eid,
peerIP: peerIP,
peerIPMask: peerIPMask,
peerMac: peerMac,
vtepIP: vtep,
updateDB: updateDb,
callerName: callerName,
}
}
func (d *driver) peerDeleteOp(nid, eid string, peerIP net.IP, peerIPMask net.IPMask,
peerMac net.HardwareAddr, vtep net.IP, updateDb bool) error {
if err := validateID(nid, eid); err != nil {

4
vendor/github.com/docker/libnetwork/endpoint_info.go generated vendored
View File

@ -413,7 +413,7 @@ func (epj *endpointJoinInfo) UnmarshalJSON(b []byte) error {
return err
}
if v, ok := epMap["gw"]; ok {
epj.gw6 = net.ParseIP(v.(string))
epj.gw = net.ParseIP(v.(string))
}
if v, ok := epMap["gw6"]; ok {
epj.gw6 = net.ParseIP(v.(string))
@ -442,6 +442,6 @@ func (epj *endpointJoinInfo) CopyTo(dstEpj *endpointJoinInfo) error {
dstEpj.driverTableEntries = make([]*tableEntry, len(epj.driverTableEntries))
copy(dstEpj.driverTableEntries, epj.driverTableEntries)
dstEpj.gw = types.GetIPCopy(epj.gw)
dstEpj.gw = types.GetIPCopy(epj.gw6)
dstEpj.gw6 = types.GetIPCopy(epj.gw6)
return nil
}

3
vendor/github.com/docker/libnetwork/networkdb/broadcast.go generated vendored
View File

@ -114,7 +114,8 @@ type tableEventMessage struct {
}
func (m *tableEventMessage) Invalidates(other memberlist.Broadcast) bool {
return false
otherm := other.(*tableEventMessage)
return m.tname == otherm.tname && m.id == otherm.id && m.key == otherm.key
}
func (m *tableEventMessage) Message() []byte {

7
vendor/github.com/docker/libnetwork/networkdb/cluster.go generated vendored
View File

@ -290,13 +290,6 @@ func (nDB *NetworkDB) reconnectNode() {
return
}
// Update all the local table state to a new time to
// force update on the node we are trying to rejoin, just in
// case that node has these in deleting state still. This is
// facilitate fast convergence after recovering from a gossip
// failure.
nDB.updateLocalTableTime()
logrus.Debugf("Initiating bulk sync with node %s after reconnect", node.Name)
nDB.bulkSync([]string{node.Name}, true)
}

52
vendor/github.com/docker/libnetwork/networkdb/delegate.go generated vendored
View File

@ -104,6 +104,9 @@ func (nDB *NetworkDB) handleNodeEvent(nEvent *NodeEvent) bool {
}
n = nDB.checkAndGetNode(nEvent)
if n == nil {
return false
}
nDB.purgeSameNode(n)
n.ltime = nEvent.LTime
@ -130,25 +133,12 @@ func (nDB *NetworkDB) handleNodeEvent(nEvent *NodeEvent) bool {
}
func (nDB *NetworkDB) handleNetworkEvent(nEvent *NetworkEvent) bool {
var flushEntries bool
// Update our local clock if the received messages has newer
// time.
nDB.networkClock.Witness(nEvent.LTime)
nDB.Lock()
defer func() {
nDB.Unlock()
// When a node leaves a network on the last task removal cleanup the
// local entries for this network & node combination. When the tasks
// on a network are removed we could have missed the gossip updates.
// Not doing this cleanup can leave stale entries because bulksyncs
// from the node will no longer include this network state.
//
// deleteNodeNetworkEntries takes nDB lock.
if flushEntries {
nDB.deleteNodeNetworkEntries(nEvent.NetworkID, nEvent.NodeName)
}
}()
defer nDB.Unlock()
if nEvent.NodeName == nDB.config.NodeName {
return false
@ -176,7 +166,12 @@ func (nDB *NetworkDB) handleNetworkEvent(nEvent *NetworkEvent) bool {
n.leaving = nEvent.Type == NetworkEventTypeLeave
if n.leaving {
n.reapTime = reapInterval
flushEntries = true
// The remote node is leaving the network, but not the gossip cluster.
// Mark all its entries in deleted state, this will guarantee that
// if some node bulk sync with us, the deleted state of
// these entries will be propagated.
nDB.deleteNodeNetworkEntries(nEvent.NetworkID, nEvent.NodeName)
}
if nEvent.Type == NetworkEventTypeLeave {
@ -211,17 +206,22 @@ func (nDB *NetworkDB) handleTableEvent(tEvent *TableEvent) bool {
nDB.RLock()
networks := nDB.networks[nDB.config.NodeName]
network, ok := networks[tEvent.NetworkID]
nDB.RUnlock()
if !ok || network.leaving {
return true
// Check if the owner of the event is still part of the network
nodes := nDB.networkNodes[tEvent.NetworkID]
var nodePresent bool
for _, node := range nodes {
if node == tEvent.NodeName {
nodePresent = true
break
}
}
e, err := nDB.getEntry(tEvent.TableName, tEvent.NetworkID, tEvent.Key)
if err != nil && tEvent.Type == TableEventTypeDelete {
// If it is a delete event and we don't have the entry here nothing to do.
nDB.RUnlock()
if !ok || network.leaving || !nodePresent {
// I'm out of the network OR the event owner is not anymore part of the network so do not propagate
return false
}
e, err := nDB.getEntry(tEvent.TableName, tEvent.NetworkID, tEvent.Key)
if err == nil {
// We have the latest state. Ignore the event
// since it is stale.
@ -246,6 +246,11 @@ func (nDB *NetworkDB) handleTableEvent(tEvent *TableEvent) bool {
nDB.indexes[byNetwork].Insert(fmt.Sprintf("/%s/%s/%s", tEvent.NetworkID, tEvent.TableName, tEvent.Key), e)
nDB.Unlock()
if err != nil && tEvent.Type == TableEventTypeDelete {
// If it is a delete event and we didn't have the entry here don't repropagate
return true
}
var op opType
switch tEvent.Type {
case TableEventTypeCreate:
@ -286,8 +291,7 @@ func (nDB *NetworkDB) handleTableMessage(buf []byte, isBulkSync bool) {
return
}
// Do not rebroadcast a bulk sync
if rebroadcast := nDB.handleTableEvent(&tEvent); rebroadcast && !isBulkSync {
if rebroadcast := nDB.handleTableEvent(&tEvent); rebroadcast {
var err error
buf, err = encodeRawMessage(MessageTypeTableEvent, buf)
if err != nil {

8
vendor/github.com/docker/libnetwork/networkdb/event_delegate.go generated vendored
View File

@ -45,9 +45,12 @@ func (e *eventDelegate) NotifyLeave(mn *memberlist.Node) {
var failed bool
logrus.Infof("Node %s/%s, left gossip cluster", mn.Name, mn.Addr)
e.broadcastNodeEvent(mn.Addr, opDelete)
e.nDB.deleteNodeTableEntries(mn.Name)
e.nDB.deleteNetworkEntriesForNode(mn.Name)
// The node left or failed, delete all the entries created by it.
// If the node was temporary down, deleting the entries will guarantee that the CREATE events will be accepted
// If the node instead left because was going down, then it makes sense to just delete all its state
e.nDB.Lock()
e.nDB.deleteNetworkEntriesForNode(mn.Name)
e.nDB.deleteNodeTableEntries(mn.Name)
if n, ok := e.nDB.nodes[mn.Name]; ok {
delete(e.nDB.nodes, mn.Name)
@ -61,7 +64,6 @@ func (e *eventDelegate) NotifyLeave(mn *memberlist.Node) {
if failed {
logrus.Infof("Node %s/%s, added to failed nodes list", mn.Name, mn.Addr)
}
}
func (e *eventDelegate) NotifyUpdate(n *memberlist.Node) {

143
vendor/github.com/docker/libnetwork/networkdb/networkdb.go generated vendored
View File

@ -108,6 +108,11 @@ type PeerInfo struct {
IP string
}
// PeerClusterInfo represents the peer (gossip cluster) nodes
type PeerClusterInfo struct {
PeerInfo
}
type node struct {
memberlist.Node
ltime serf.LamportTime
@ -253,6 +258,20 @@ func (nDB *NetworkDB) Close() {
}
}
// ClusterPeers returns all the gossip cluster peers.
func (nDB *NetworkDB) ClusterPeers() []PeerInfo {
nDB.RLock()
defer nDB.RUnlock()
peers := make([]PeerInfo, 0, len(nDB.nodes))
for _, node := range nDB.nodes {
peers = append(peers, PeerInfo{
Name: node.Name,
IP: node.Node.Addr.String(),
})
}
return peers
}
// Peers returns the gossip peers for a given network.
func (nDB *NetworkDB) Peers(nid string) []PeerInfo {
nDB.RLock()
@ -399,7 +418,6 @@ func (nDB *NetworkDB) DeleteEntry(tname, nid, key string) error {
}
func (nDB *NetworkDB) deleteNetworkEntriesForNode(deletedNode string) {
nDB.Lock()
for nid, nodes := range nDB.networkNodes {
updatedNodes := make([]string, 0, len(nodes))
for _, node := range nodes {
@ -414,11 +432,25 @@ func (nDB *NetworkDB) deleteNetworkEntriesForNode(deletedNode string) {
}
delete(nDB.networks, deletedNode)
nDB.Unlock()
}
// deleteNodeNetworkEntries is called in 2 conditions with 2 different outcomes:
// 1) when a notification is coming of a node leaving the network
// - Walk all the network entries and mark the leaving node's entries for deletion
// These will be garbage collected when the reap timer will expire
// 2) when the local node is leaving the network
// - Walk all the network entries:
// A) if the entry is owned by the local node
// then we will mark it for deletion. This will ensure that if a node did not
// yet received the notification that the local node is leaving, will be aware
// of the entries to be deleted.
// B) if the entry is owned by a remote node, then we can safely delete it. This
// ensures that if we join back this network as we receive the CREATE event for
// entries owned by remote nodes, we will accept them and we notify the application
func (nDB *NetworkDB) deleteNodeNetworkEntries(nid, node string) {
nDB.Lock()
// Indicates if the delete is triggered for the local node
isNodeLocal := node == nDB.config.NodeName
nDB.indexes[byNetwork].WalkPrefix(fmt.Sprintf("/%s", nid),
func(path string, v interface{}) bool {
oldEntry := v.(*entry)
@ -427,7 +459,15 @@ func (nDB *NetworkDB) deleteNodeNetworkEntries(nid, node string) {
tname := params[1]
key := params[2]
if oldEntry.node != node {
// If the entry is owned by a remote node and this node is not leaving the network
if oldEntry.node != node && !isNodeLocal {
// Don't do anything because the event is triggered for a node that does not own this entry
return false
}
// If this entry is already marked for deletion and this node is not leaving the network
if oldEntry.deleting && !isNodeLocal {
// Don't do anything this entry will be already garbage collected using the old reapTime
return false
}
@ -439,17 +479,29 @@ func (nDB *NetworkDB) deleteNodeNetworkEntries(nid, node string) {
reapTime: reapInterval,
}
nDB.indexes[byTable].Insert(fmt.Sprintf("/%s/%s/%s", tname, nid, key), entry)
nDB.indexes[byNetwork].Insert(fmt.Sprintf("/%s/%s/%s", nid, tname, key), entry)
// we arrived at this point in 2 cases:
// 1) this entry is owned by the node that is leaving the network
// 2) the local node is leaving the network
if oldEntry.node == node {
if isNodeLocal {
// TODO fcrisciani: this can be removed if there is no way to leave the network
// without doing a delete of all the objects
entry.ltime++
}
nDB.indexes[byTable].Insert(fmt.Sprintf("/%s/%s/%s", tname, nid, key), entry)
nDB.indexes[byNetwork].Insert(fmt.Sprintf("/%s/%s/%s", nid, tname, key), entry)
} else {
// the local node is leaving the network, all the entries of remote nodes can be safely removed
nDB.indexes[byTable].Delete(fmt.Sprintf("/%s/%s/%s", tname, nid, key))
nDB.indexes[byNetwork].Delete(fmt.Sprintf("/%s/%s/%s", nid, tname, key))
}
nDB.broadcaster.Write(makeEvent(opDelete, tname, nid, key, entry.value))
return false
})
nDB.Unlock()
}
func (nDB *NetworkDB) deleteNodeTableEntries(node string) {
nDB.Lock()
nDB.indexes[byTable].Walk(func(path string, v interface{}) bool {
oldEntry := v.(*entry)
if oldEntry.node != node {
@ -461,27 +513,18 @@ func (nDB *NetworkDB) deleteNodeTableEntries(node string) {
nid := params[1]
key := params[2]
entry := &entry{
ltime: oldEntry.ltime,
node: node,
value: oldEntry.value,
deleting: true,
reapTime: reapInterval,
}
nDB.indexes[byTable].Delete(fmt.Sprintf("/%s/%s/%s", tname, nid, key))
nDB.indexes[byNetwork].Delete(fmt.Sprintf("/%s/%s/%s", nid, tname, key))
nDB.indexes[byTable].Insert(fmt.Sprintf("/%s/%s/%s", tname, nid, key), entry)
nDB.indexes[byNetwork].Insert(fmt.Sprintf("/%s/%s/%s", nid, tname, key), entry)
nDB.broadcaster.Write(makeEvent(opDelete, tname, nid, key, entry.value))
nDB.broadcaster.Write(makeEvent(opDelete, tname, nid, key, oldEntry.value))
return false
})
nDB.Unlock()
}
// WalkTable walks a single table in NetworkDB and invokes the passed
// function for each entry in the table passing the network, key,
// value. The walk stops if the passed function returns a true.
func (nDB *NetworkDB) WalkTable(tname string, fn func(string, string, []byte) bool) error {
func (nDB *NetworkDB) WalkTable(tname string, fn func(string, string, []byte, bool) bool) error {
nDB.RLock()
values := make(map[string]interface{})
nDB.indexes[byTable].WalkPrefix(fmt.Sprintf("/%s", tname), func(path string, v interface{}) bool {
@ -494,7 +537,7 @@ func (nDB *NetworkDB) WalkTable(tname string, fn func(string, string, []byte) bo
params := strings.Split(k[1:], "/")
nid := params[1]
key := params[2]
if fn(nid, key, v.(*entry).value) {
if fn(nid, key, v.(*entry).value, v.(*entry).deleting) {
return nil
}
}
@ -554,37 +597,12 @@ func (nDB *NetworkDB) LeaveNetwork(nid string) error {
nDB.Lock()
defer nDB.Unlock()
var (
paths []string
entries []*entry
)
// Remove myself from the list of the nodes participating to the network
nDB.deleteNetworkNode(nid, nDB.config.NodeName)
nwWalker := func(path string, v interface{}) bool {
entry, ok := v.(*entry)
if !ok {
return false
}
paths = append(paths, path)
entries = append(entries, entry)
return false
}
nDB.indexes[byNetwork].WalkPrefix(fmt.Sprintf("/%s", nid), nwWalker)
for _, path := range paths {
params := strings.Split(path[1:], "/")
tname := params[1]
key := params[2]
if _, ok := nDB.indexes[byTable].Delete(fmt.Sprintf("/%s/%s/%s", tname, nid, key)); !ok {
logrus.Errorf("Could not delete entry in table %s with network id %s and key %s as it does not exist", tname, nid, key)
}
if _, ok := nDB.indexes[byNetwork].Delete(fmt.Sprintf("/%s/%s/%s", nid, tname, key)); !ok {
logrus.Errorf("Could not delete entry in network %s with table name %s and key %s as it does not exist", nid, tname, key)
}
}
// Update all the local entries marking them for deletion and delete all the remote entries
nDB.deleteNodeNetworkEntries(nid, nDB.config.NodeName)
nodeNetworks, ok := nDB.networks[nDB.config.NodeName]
if !ok {
@ -597,6 +615,7 @@ func (nDB *NetworkDB) LeaveNetwork(nid string) error {
}
n.ltime = ltime
n.reapTime = reapInterval
n.leaving = true
return nil
}
@ -660,27 +679,3 @@ func (nDB *NetworkDB) updateLocalNetworkTime() {
n.ltime = ltime
}
}
func (nDB *NetworkDB) updateLocalTableTime() {
nDB.Lock()
defer nDB.Unlock()
ltime := nDB.tableClock.Increment()
nDB.indexes[byTable].Walk(func(path string, v interface{}) bool {
entry := v.(*entry)
if entry.node != nDB.config.NodeName {
return false
}
params := strings.Split(path[1:], "/")
tname := params[0]
nid := params[1]
key := params[2]
entry.ltime = ltime
nDB.indexes[byTable].Insert(fmt.Sprintf("/%s/%s/%s", tname, nid, key), entry)
nDB.indexes[byNetwork].Insert(fmt.Sprintf("/%s/%s/%s", nid, tname, key), entry)
return false
})
}

242
vendor/github.com/docker/libnetwork/networkdb/networkdbdiagnose.go generated vendored Normal file
View File

@ -0,0 +1,242 @@
package networkdb
import (
"fmt"
"net/http"
"strings"
"github.com/docker/libnetwork/diagnose"
)
const (
missingParameter = "missing parameter"
)
// NetDbPaths2Func TODO
var NetDbPaths2Func = map[string]diagnose.HTTPHandlerFunc{
"/join": dbJoin,
"/networkpeers": dbPeers,
"/clusterpeers": dbClusterPeers,
"/joinnetwork": dbJoinNetwork,
"/leavenetwork": dbLeaveNetwork,
"/createentry": dbCreateEntry,
"/updateentry": dbUpdateEntry,
"/deleteentry": dbDeleteEntry,
"/getentry": dbGetEntry,
"/gettable": dbGetTable,
}
func dbJoin(ctx interface{}, w http.ResponseWriter, r *http.Request) {
r.ParseForm()
diagnose.DebugHTTPForm(r)
if len(r.Form["members"]) < 1 {
diagnose.HTTPReplyError(w, missingParameter, fmt.Sprintf("%s?members=ip1,ip2,...", r.URL.Path))
return
}
nDB, ok := ctx.(*NetworkDB)
if ok {
err := nDB.Join(strings.Split(r.Form["members"][0], ","))
if err != nil {
fmt.Fprintf(w, "%s error in the DB join %s\n", r.URL.Path, err)
return
}
fmt.Fprintf(w, "OK\n")
}
}
func dbPeers(ctx interface{}, w http.ResponseWriter, r *http.Request) {
r.ParseForm()
diagnose.DebugHTTPForm(r)
if len(r.Form["nid"]) < 1 {
diagnose.HTTPReplyError(w, missingParameter, fmt.Sprintf("%s?nid=test", r.URL.Path))
return
}
nDB, ok := ctx.(*NetworkDB)
if ok {
peers := nDB.Peers(r.Form["nid"][0])
fmt.Fprintf(w, "Network:%s Total peers: %d\n", r.Form["nid"], len(peers))
for i, peerInfo := range peers {
fmt.Fprintf(w, "%d) %s -> %s\n", i, peerInfo.Name, peerInfo.IP)
}
}
}
func dbClusterPeers(ctx interface{}, w http.ResponseWriter, r *http.Request) {
nDB, ok := ctx.(*NetworkDB)
if ok {
peers := nDB.ClusterPeers()
fmt.Fprintf(w, "Total peers: %d\n", len(peers))
for i, peerInfo := range peers {
fmt.Fprintf(w, "%d) %s -> %s\n", i, peerInfo.Name, peerInfo.IP)
}
}
}
func dbCreateEntry(ctx interface{}, w http.ResponseWriter, r *http.Request) {
r.ParseForm()
diagnose.DebugHTTPForm(r)
if len(r.Form["tname"]) < 1 ||
len(r.Form["nid"]) < 1 ||
len(r.Form["key"]) < 1 ||
len(r.Form["value"]) < 1 {
diagnose.HTTPReplyError(w, missingParameter, fmt.Sprintf("%s?tname=table_name&nid=network_id&key=k&value=v", r.URL.Path))
return
}
tname := r.Form["tname"][0]
nid := r.Form["nid"][0]
key := r.Form["key"][0]
value := r.Form["value"][0]
nDB, ok := ctx.(*NetworkDB)
if ok {
if err := nDB.CreateEntry(tname, nid, key, []byte(value)); err != nil {
diagnose.HTTPReplyError(w, err.Error(), "")
return
}
fmt.Fprintf(w, "OK\n")
}
}
func dbUpdateEntry(ctx interface{}, w http.ResponseWriter, r *http.Request) {
r.ParseForm()
diagnose.DebugHTTPForm(r)
if len(r.Form["tname"]) < 1 ||
len(r.Form["nid"]) < 1 ||
len(r.Form["key"]) < 1 ||
len(r.Form["value"]) < 1 {
diagnose.HTTPReplyError(w, missingParameter, fmt.Sprintf("%s?tname=table_name&nid=network_id&key=k&value=v", r.URL.Path))
return
}
tname := r.Form["tname"][0]
nid := r.Form["nid"][0]
key := r.Form["key"][0]
value := r.Form["value"][0]
nDB, ok := ctx.(*NetworkDB)
if ok {
if err := nDB.UpdateEntry(tname, nid, key, []byte(value)); err != nil {
diagnose.HTTPReplyError(w, err.Error(), "")
return
}
fmt.Fprintf(w, "OK\n")
}
}
func dbDeleteEntry(ctx interface{}, w http.ResponseWriter, r *http.Request) {
r.ParseForm()
diagnose.DebugHTTPForm(r)
if len(r.Form["tname"]) < 1 ||
len(r.Form["nid"]) < 1 ||
len(r.Form["key"]) < 1 {
diagnose.HTTPReplyError(w, missingParameter, fmt.Sprintf("%s?tname=table_name&nid=network_id&key=k", r.URL.Path))
return
}
tname := r.Form["tname"][0]
nid := r.Form["nid"][0]
key := r.Form["key"][0]
nDB, ok := ctx.(*NetworkDB)
if ok {
err := nDB.DeleteEntry(tname, nid, key)
if err != nil {
diagnose.HTTPReplyError(w, err.Error(), "")
return
}
fmt.Fprintf(w, "OK\n")
}
}
func dbGetEntry(ctx interface{}, w http.ResponseWriter, r *http.Request) {
r.ParseForm()
diagnose.DebugHTTPForm(r)
if len(r.Form["tname"]) < 1 ||
len(r.Form["nid"]) < 1 ||
len(r.Form["key"]) < 1 {
diagnose.HTTPReplyError(w, missingParameter, fmt.Sprintf("%s?tname=table_name&nid=network_id&key=k", r.URL.Path))
return
}
tname := r.Form["tname"][0]
nid := r.Form["nid"][0]
key := r.Form["key"][0]
nDB, ok := ctx.(*NetworkDB)
if ok {
value, err := nDB.GetEntry(tname, nid, key)
if err != nil {
diagnose.HTTPReplyError(w, err.Error(), "")
return
}
fmt.Fprintf(w, "key:`%s` value:`%s`\n", key, string(value))
}
}
func dbJoinNetwork(ctx interface{}, w http.ResponseWriter, r *http.Request) {
r.ParseForm()
diagnose.DebugHTTPForm(r)
if len(r.Form["nid"]) < 1 {
diagnose.HTTPReplyError(w, missingParameter, fmt.Sprintf("%s?nid=network_id", r.URL.Path))
return
}
nid := r.Form["nid"][0]
nDB, ok := ctx.(*NetworkDB)
if ok {
if err := nDB.JoinNetwork(nid); err != nil {
diagnose.HTTPReplyError(w, err.Error(), "")
return
}
fmt.Fprintf(w, "OK\n")
}
}
func dbLeaveNetwork(ctx interface{}, w http.ResponseWriter, r *http.Request) {
r.ParseForm()
diagnose.DebugHTTPForm(r)
if len(r.Form["nid"]) < 1 {
diagnose.HTTPReplyError(w, missingParameter, fmt.Sprintf("%s?nid=network_id", r.URL.Path))
return
}
nid := r.Form["nid"][0]
nDB, ok := ctx.(*NetworkDB)
if ok {
if err := nDB.LeaveNetwork(nid); err != nil {
diagnose.HTTPReplyError(w, err.Error(), "")
return
}
fmt.Fprintf(w, "OK\n")
}
}
func dbGetTable(ctx interface{}, w http.ResponseWriter, r *http.Request) {
r.ParseForm()
diagnose.DebugHTTPForm(r)
if len(r.Form["tname"]) < 1 ||
len(r.Form["nid"]) < 1 {
diagnose.HTTPReplyError(w, missingParameter, fmt.Sprintf("%s?tname=table_name&nid=network_id", r.URL.Path))
return
}
tname := r.Form["tname"][0]
nid := r.Form["nid"][0]
nDB, ok := ctx.(*NetworkDB)
if ok {
table := nDB.GetTableByNetwork(tname, nid)
fmt.Fprintf(w, "total elements: %d\n", len(table))
i := 0
for k, v := range table {
fmt.Fprintf(w, "%d) k:`%s` -> v:`%s`\n", i, k, string(v.([]byte)))
i++
}
}
}

19
vendor/github.com/docker/libnetwork/osl/interface_linux.go generated vendored
View File

@ -26,7 +26,6 @@ type nwIface struct {
mac net.HardwareAddr
address *net.IPNet
addressIPv6 *net.IPNet
ipAliases []*net.IPNet
llAddrs []*net.IPNet
routes []*net.IPNet
bridge bool
@ -97,13 +96,6 @@ func (i *nwIface) LinkLocalAddresses() []*net.IPNet {
return i.llAddrs
}
func (i *nwIface) IPAliases() []*net.IPNet {
i.Lock()
defer i.Unlock()
return i.ipAliases
}
func (i *nwIface) Routes() []*net.IPNet {
i.Lock()
defer i.Unlock()
@ -337,7 +329,6 @@ func configureInterface(nlh *netlink.Handle, iface netlink.Link, i *nwIface) err
{setInterfaceIPv6, fmt.Sprintf("error setting interface %q IPv6 to %v", ifaceName, i.AddressIPv6())},
{setInterfaceMaster, fmt.Sprintf("error setting interface %q master to %q", ifaceName, i.DstMaster())},
{setInterfaceLinkLocalIPs, fmt.Sprintf("error setting interface %q link local IPs to %v", ifaceName, i.LinkLocalAddresses())},
{setInterfaceIPAliases, fmt.Sprintf("error setting interface %q IP Aliases to %v", ifaceName, i.IPAliases())},
}
for _, config := range ifaceConfigurators {
@ -399,16 +390,6 @@ func setInterfaceLinkLocalIPs(nlh *netlink.Handle, iface netlink.Link, i *nwIfac
return nil
}
func setInterfaceIPAliases(nlh *netlink.Handle, iface netlink.Link, i *nwIface) error {
for _, si := range i.IPAliases() {
ipAddr := &netlink.Addr{IPNet: si}
if err := nlh.AddrAdd(iface, ipAddr); err != nil {
return err
}
}
return nil
}
func setInterfaceName(nlh *netlink.Handle, iface netlink.Link, i *nwIface) error {
return nlh.LinkSetName(iface, i.DstName())
}

16
vendor/github.com/docker/libnetwork/osl/namespace_linux.go generated vendored
View File

@ -356,6 +356,22 @@ func (n *networkNamespace) loopbackUp() error {
return n.nlHandle.LinkSetUp(iface)
}
func (n *networkNamespace) AddLoopbackAliasIP(ip *net.IPNet) error {
iface, err := n.nlHandle.LinkByName("lo")
if err != nil {
return err
}
return n.nlHandle.AddrAdd(iface, &netlink.Addr{IPNet: ip})
}
func (n *networkNamespace) RemoveLoopbackAliasIP(ip *net.IPNet) error {
iface, err := n.nlHandle.LinkByName("lo")
if err != nil {
return err
}
return n.nlHandle.AddrDel(iface, &netlink.Addr{IPNet: ip})
}
func (n *networkNamespace) InvokeFunc(f func()) error {
return nsInvoke(n.nsPath(), func(nsFD int) error { return nil }, func(callerFD int) error {
f()

4
vendor/github.com/docker/libnetwork/osl/neigh_linux.go generated vendored
View File

@ -91,9 +91,7 @@ func (n *networkNamespace) DeleteNeighbor(dstIP net.IP, dstMac net.HardwareAddr,
if nh.linkDst != "" {
nlnh.LinkIndex = iface.Attrs().Index
}
if err := nlh.NeighDel(nlnh); err != nil {
logrus.Warnf("Deleting bridge mac mac %s failed, %v", dstMac, err)
}
nlh.NeighDel(nlnh)
}
}

6
vendor/github.com/docker/libnetwork/osl/options_linux.go generated vendored
View File

@ -66,12 +66,6 @@ func (n *networkNamespace) LinkLocalAddresses(list []*net.IPNet) IfaceOption {
}
}
func (n *networkNamespace) IPAliases(list []*net.IPNet) IfaceOption {
return func(i *nwIface) {
i.ipAliases = list
}
}
func (n *networkNamespace) Routes(routes []*net.IPNet) IfaceOption {
return func(i *nwIface) {
i.routes = routes

12
vendor/github.com/docker/libnetwork/osl/sandbox.go generated vendored
View File

@ -32,6 +32,12 @@ type Sandbox interface {
// Unset the previously set default IPv6 gateway in the sandbox
UnsetGatewayIPv6() error
// AddLoopbackAliasIP adds the passed IP address to the sandbox loopback interface
AddLoopbackAliasIP(ip *net.IPNet) error
// RemoveLoopbackAliasIP removes the passed IP address from the sandbox loopback interface
RemoveLoopbackAliasIP(ip *net.IPNet) error
// Add a static route to the sandbox.
AddStaticRoute(*types.StaticRoute) error
@ -91,9 +97,6 @@ type IfaceOptionSetter interface {
// LinkLocalAddresses returns an option setter to set the link-local IP addresses.
LinkLocalAddresses([]*net.IPNet) IfaceOption
// IPAliases returns an option setter to set IP address Aliases
IPAliases([]*net.IPNet) IfaceOption
// Master returns an option setter to set the master interface if any for this
// interface. The master interface name should refer to the srcname of a
// previously added interface of type bridge.
@ -150,9 +153,6 @@ type Interface interface {
// LinkLocalAddresses returns the link-local IP addresses assigned to the interface.
LinkLocalAddresses() []*net.IPNet
// IPAliases returns the IP address aliases assigned to the interface.
IPAliases() []*net.IPNet
// IP routes for the interface.
Routes() []*net.IPNet

32
vendor/github.com/docker/libnetwork/resolver.go generated vendored
View File

@ -231,7 +231,7 @@ func (r *resolver) handleIPQuery(name string, query *dns.Msg, ipType int) (*dns.
if addr == nil && ipv6Miss {
// Send a reply without any Answer sections
logrus.Debugf("Lookup name %s present without IPv6 address", name)
logrus.Debugf("[resolver] lookup name %s present without IPv6 address", name)
resp := createRespMsg(query)
return resp, nil
}
@ -239,7 +239,7 @@ func (r *resolver) handleIPQuery(name string, query *dns.Msg, ipType int) (*dns.
return nil, nil
}
logrus.Debugf("Lookup for %s: IP %v", name, addr)
logrus.Debugf("[resolver] lookup for %s: IP %v", name, addr)
resp := createRespMsg(query)
if len(addr) > 1 {
@ -280,7 +280,7 @@ func (r *resolver) handlePTRQuery(ptr string, query *dns.Msg) (*dns.Msg, error)
return nil, nil
}
logrus.Debugf("Lookup for IP %s: name %s", parts[0], host)
logrus.Debugf("[resolver] lookup for IP %s: name %s", parts[0], host)
fqdn := dns.Fqdn(host)
resp := new(dns.Msg)
@ -431,10 +431,12 @@ func (r *resolver) ServeDNS(w dns.ResponseWriter, query *dns.Msg) {
}
}
if err != nil {
logrus.Warnf("Connect failed: %s", err)
logrus.Warnf("[resolver] connect failed: %s", err)
continue
}
logrus.Debugf("Query %s[%d] from %s, forwarding to %s:%s", name, query.Question[0].Qtype,
queryType := dns.TypeToString[query.Question[0].Qtype]
logrus.Debugf("[resolver] query %s (%s) from %s, forwarding to %s:%s", name, queryType,
extConn.LocalAddr().String(), proto, extDNS.IPStr)
// Timeout has to be set for every IO operation.
@ -450,7 +452,7 @@ func (r *resolver) ServeDNS(w dns.ResponseWriter, query *dns.Msg) {
old := r.tStamp
r.tStamp = time.Now()
if r.tStamp.Sub(old) > logInterval {
logrus.Errorf("More than %v concurrent queries from %s", maxConcurrent, extConn.LocalAddr().String())
logrus.Errorf("[resolver] more than %v concurrent queries from %s", maxConcurrent, extConn.LocalAddr().String())
}
continue
}
@ -458,7 +460,7 @@ func (r *resolver) ServeDNS(w dns.ResponseWriter, query *dns.Msg) {
err = co.WriteMsg(query)
if err != nil {
r.forwardQueryEnd()
logrus.Debugf("Send to DNS server failed, %s", err)
logrus.Debugf("[resolver] send to DNS server failed, %s", err)
continue
}
@ -467,22 +469,32 @@ func (r *resolver) ServeDNS(w dns.ResponseWriter, query *dns.Msg) {
// client can retry over TCP
if err != nil && err != dns.ErrTruncated {
r.forwardQueryEnd()
logrus.Debugf("Read from DNS server failed, %s", err)
logrus.Debugf("[resolver] read from DNS server failed, %s", err)
continue
}
r.forwardQueryEnd()
if resp != nil {
answers := 0
for _, rr := range resp.Answer {
h := rr.Header()
switch h.Rrtype {
case dns.TypeA:
answers++
ip := rr.(*dns.A).A
logrus.Debugf("[resolver] received A record %q for %q from %s:%s", ip, h.Name, proto, extDNS.IPStr)
r.backend.HandleQueryResp(h.Name, ip)
case dns.TypeAAAA:
answers++
ip := rr.(*dns.AAAA).AAAA
logrus.Debugf("[resolver] received AAAA record %q for %q from %s:%s", ip, h.Name, proto, extDNS.IPStr)
r.backend.HandleQueryResp(h.Name, ip)
}
}
if resp.Answer == nil || answers == 0 {
logrus.Debugf("[resolver] external DNS %s:%s did not return any %s records for %q", proto, extDNS.IPStr, queryType, name)
}
} else {
logrus.Debugf("[resolver] external DNS %s:%s returned empty response for %q", proto, extDNS.IPStr, name)
}
resp.Compress = true
break
@ -493,7 +505,7 @@ func (r *resolver) ServeDNS(w dns.ResponseWriter, query *dns.Msg) {
}
if err = w.WriteMsg(resp); err != nil {
logrus.Errorf("error writing resolver resp, %s", err)
logrus.Errorf("[resolver] error writing resolver resp, %s", err)
}
}
@ -514,7 +526,7 @@ func (r *resolver) forwardQueryEnd() {
defer r.queryLock.Unlock()
if r.count == 0 {
logrus.Error("Invalid concurrent query count")
logrus.Error("[resolver] invalid concurrent query count")
} else {
r.count--
}

22
vendor/github.com/docker/libnetwork/sandbox.go generated vendored
View File

@ -709,8 +709,15 @@ func releaseOSSboxResources(osSbox osl.Sandbox, ep *endpoint) {
ep.Lock()
joinInfo := ep.joinInfo
vip := ep.virtualIP
ep.Unlock()
if len(vip) != 0 {
if err := osSbox.RemoveLoopbackAliasIP(&net.IPNet{IP: vip, Mask: net.CIDRMask(32, 32)}); err != nil {
logrus.Warnf("Remove virtual IP %v failed: %v", vip, err)
}
}
if joinInfo == nil {
return
}
@ -767,10 +774,6 @@ func (sb *sandbox) restoreOslSandbox() error {
if len(i.llAddrs) != 0 {
ifaceOptions = append(ifaceOptions, sb.osSbox.InterfaceOptions().LinkLocalAddresses(i.llAddrs))
}
if len(ep.virtualIP) != 0 {
vipAlias := &net.IPNet{IP: ep.virtualIP, Mask: net.CIDRMask(32, 32)}
ifaceOptions = append(ifaceOptions, sb.osSbox.InterfaceOptions().IPAliases([]*net.IPNet{vipAlias}))
}
Ifaces[fmt.Sprintf("%s+%s", i.srcName, i.dstPrefix)] = ifaceOptions
if joinInfo != nil {
routes = append(routes, joinInfo.StaticRoutes...)
@ -818,10 +821,6 @@ func (sb *sandbox) populateNetworkResources(ep *endpoint) error {
if len(i.llAddrs) != 0 {
ifaceOptions = append(ifaceOptions, sb.osSbox.InterfaceOptions().LinkLocalAddresses(i.llAddrs))
}
if len(ep.virtualIP) != 0 {
vipAlias := &net.IPNet{IP: ep.virtualIP, Mask: net.CIDRMask(32, 32)}
ifaceOptions = append(ifaceOptions, sb.osSbox.InterfaceOptions().IPAliases([]*net.IPNet{vipAlias}))
}
if i.mac != nil {
ifaceOptions = append(ifaceOptions, sb.osSbox.InterfaceOptions().MacAddress(i.mac))
}
@ -831,6 +830,13 @@ func (sb *sandbox) populateNetworkResources(ep *endpoint) error {
}
}
if len(ep.virtualIP) != 0 {
err := sb.osSbox.AddLoopbackAliasIP(&net.IPNet{IP: ep.virtualIP, Mask: net.CIDRMask(32, 32)})
if err != nil {
return fmt.Errorf("failed to add virtual IP %v: %v", ep.virtualIP, err)
}
}
if joinInfo != nil {
// Set up non-interface routes.
for _, r := range joinInfo.StaticRoutes {

14
vendor/github.com/docker/libnetwork/vendor.conf generated vendored
View File

@ -1,8 +1,7 @@
github.com/Azure/go-ansiterm 04b7f292a41fcb5da32dda536c0807fc13e8351c
github.com/Azure/go-ansiterm 19f72df4d05d31cbe1c56bfc8045c96babff6c7e
github.com/BurntSushi/toml f706d00e3de6abe700c994cdd545a1a4915af060
github.com/Microsoft/go-winio ce2922f643c8fd76b46cadc7f404a06282678b34
github.com/Microsoft/hcsshim e439b7d2b63f036d3a50c93a9e0b154a0d50e788
github.com/Sirupsen/logrus 4b6ea7319e214d98c938f12692336f7ca9348d6b
github.com/Microsoft/hcsshim v0.6.1
github.com/armon/go-metrics eb0af217e5e9747e41dd5303755356b62d28e3ec
github.com/armon/go-radix e39d623f12e8e41c7b5529e9a9dd67a1e2261f80
github.com/boltdb/bolt c6ba97b89e0454fec9aa92e1d33a4e2c5fc1f631
@ -11,9 +10,9 @@ github.com/coreos/etcd 925d1d74cec8c3b169c52fd4b2dc234a35934fce
github.com/coreos/go-systemd b4a58d95188dd092ae20072bac14cece0e67c388
github.com/deckarep/golang-set ef32fa3046d9f249d399f98ebaf9be944430fd1d
github.com/docker/docker 9c96768eae4b3a65147b47a55c850c103ab8972d
github.com/docker/go-connections 34b5052da6b11e27f5f2e357b38b571ddddd3928
github.com/docker/go-events 2e7d352816128aa84f4d29b2a21d400133701a0d
github.com/docker/docker 2cac43e3573893cf8fd816e0ad5615426acb87f4 https://github.com/dmcgowan/docker.git
github.com/docker/go-connections 3ede32e2033de7505e6500d6c868c2b9ed9f169d
github.com/docker/go-events 9461782956ad83b30282bf90e31fa6a70c255ba9
github.com/docker/go-units 8e2d4523730c73120e10d4652f36ad6010998f4e
github.com/docker/libkv 1d8431073ae03cdaedb198a89722f3aab6d418ef
@ -31,9 +30,10 @@ github.com/hashicorp/go-sockaddr acd314c5781ea706c710d9ea70069fd2e110d61d
github.com/hashicorp/serf 598c54895cc5a7b1a24a398d635e8c0ea0959870
github.com/mattn/go-shellwords 525bedee691b5a8df547cb5cf9f86b7fb1883e24
github.com/miekg/dns d27455715200c7d3e321a1e5cadb27c9ee0b0f02
github.com/opencontainers/runc ba1568de399395774ad84c2ace65937814c542ed
github.com/opencontainers/runc 8694d576ea3ce3c9e2c804b7f91b4e1e9a575d1c https://github.com/dmcgowan/runc.git
github.com/samuel/go-zookeeper d0e0d8e11f318e000a8cc434616d69e329edc374
github.com/seccomp/libseccomp-golang 1b506fc7c24eec5a3693cdcbed40d9c226cfc6a1
github.com/sirupsen/logrus v1.0.1
github.com/stretchr/testify dab07ac62d4905d3e48d17dc549c684ac3b7c15a
github.com/syndtr/gocapability 2c00daeb6c3b45114c80ac44119e7b8801fdd852
github.com/ugorji/go f1f1a805ed361a0e078bb537e4ea78cd37dcf065