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Merge pull request #34697 from fcrisciani/ln-vendoring

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Vendoring libnetwork
This commit is contained in:
Vincent Demeester 2017-09-06 17:52:56 +02:00 committed by GitHub
commit 3b449dbfba
18 changed files with 169 additions and 56 deletions
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2
vendor.conf
View file

@ -28,7 +28,7 @@ github.com/imdario/mergo 0.2.1
golang.org/x/sync de49d9dcd27d4f764488181bea099dfe6179bcf0
#get libnetwork packages
github.com/docker/libnetwork 5b28c0ec98236c489e39ae6a9e1aeb802e071681
github.com/docker/libnetwork d5c822319097cc01cc9bd5ffedd74c7ce7c894f2
github.com/docker/go-events 9461782956ad83b30282bf90e31fa6a70c255ba9
github.com/armon/go-radix e39d623f12e8e41c7b5529e9a9dd67a1e2261f80
github.com/armon/go-metrics eb0af217e5e9747e41dd5303755356b62d28e3ec

8
vendor/github.com/docker/libnetwork/agent.go generated vendored
View file

@ -892,13 +892,13 @@ func (c *controller) handleEpTableEvent(ev events.Event) {
if svcID != "" {
// This is a remote task part of a service
if err := c.addServiceBinding(svcName, svcID, nid, eid, containerName, vip, ingressPorts, serviceAliases, taskAliases, ip, "handleEpTableEvent"); err != nil {
logrus.Errorf("failed adding service binding for %s epRec:%v err:%s", eid, epRec, err)
logrus.Errorf("failed adding service binding for %s epRec:%v err:%v", eid, epRec, err)
return
}
} else {
// This is a remote container simply attached to an attachable network
if err := c.addContainerNameResolution(nid, eid, containerName, taskAliases, ip, "handleEpTableEvent"); err != nil {
logrus.Errorf("failed adding service binding for %s epRec:%v err:%s", eid, epRec, err)
logrus.Errorf("failed adding container name resolution for %s epRec:%v err:%v", eid, epRec, err)
}
}
} else {
@ -906,13 +906,13 @@ func (c *controller) handleEpTableEvent(ev events.Event) {
if svcID != "" {
// This is a remote task part of a service
if err := c.rmServiceBinding(svcName, svcID, nid, eid, containerName, vip, ingressPorts, serviceAliases, taskAliases, ip, "handleEpTableEvent", true); err != nil {
logrus.Errorf("failed removing service binding for %s epRec:%v err:%s", eid, epRec, err)
logrus.Errorf("failed removing service binding for %s epRec:%v err:%v", eid, epRec, err)
return
}
} else {
// This is a remote container simply attached to an attachable network
if err := c.delContainerNameResolution(nid, eid, containerName, taskAliases, ip, "handleEpTableEvent"); err != nil {
logrus.Errorf("failed adding service binding for %s epRec:%v err:%s", eid, epRec, err)
logrus.Errorf("failed removing container name resolution for %s epRec:%v err:%v", eid, epRec, err)
}
}
}

2
vendor/github.com/docker/libnetwork/drivers/ipvlan/ipvlan_setup.go generated vendored
View file

@ -201,5 +201,5 @@ func delDummyLink(linkName string) error {
// getDummyName returns the name of a dummy parent with truncated net ID and driver prefix
func getDummyName(netID string) string {
return fmt.Sprintf("%s%s", dummyPrefix, netID)
return dummyPrefix + netID
}

2
vendor/github.com/docker/libnetwork/drivers/macvlan/macvlan_setup.go generated vendored
View file

@ -205,5 +205,5 @@ func delDummyLink(linkName string) error {
// getDummyName returns the name of a dummy parent with truncated net ID and driver prefix
func getDummyName(netID string) string {
return fmt.Sprintf("%s%s", dummyPrefix, netID)
return dummyPrefix + netID
}

4
vendor/github.com/docker/libnetwork/drivers/overlay/ov_network.go generated vendored
View file

@ -494,7 +494,7 @@ func (n *network) restoreSubnetSandbox(s *subnet, brName, vxlanName string) erro
brIfaceOption := make([]osl.IfaceOption, 2)
brIfaceOption = append(brIfaceOption, sbox.InterfaceOptions().Address(s.gwIP))
brIfaceOption = append(brIfaceOption, sbox.InterfaceOptions().Bridge(true))
Ifaces[fmt.Sprintf("%s+%s", brName, "br")] = brIfaceOption
Ifaces[brName+"+br"] = brIfaceOption
err := sbox.Restore(Ifaces, nil, nil, nil)
if err != nil {
@ -504,7 +504,7 @@ func (n *network) restoreSubnetSandbox(s *subnet, brName, vxlanName string) erro
Ifaces = make(map[string][]osl.IfaceOption)
vxlanIfaceOption := make([]osl.IfaceOption, 1)
vxlanIfaceOption = append(vxlanIfaceOption, sbox.InterfaceOptions().Master(brName))
Ifaces[fmt.Sprintf("%s+%s", vxlanName, "vxlan")] = vxlanIfaceOption
Ifaces[vxlanName+"+vxlan"] = vxlanIfaceOption
err = sbox.Restore(Ifaces, nil, nil, nil)
if err != nil {
return err

4
vendor/github.com/docker/libnetwork/drivers/overlay/overlay.go generated vendored
View file

@ -162,7 +162,7 @@ func (d *driver) restoreEndpoints() error {
Ifaces := make(map[string][]osl.IfaceOption)
vethIfaceOption := make([]osl.IfaceOption, 1)
vethIfaceOption = append(vethIfaceOption, n.sbox.InterfaceOptions().Master(s.brName))
Ifaces[fmt.Sprintf("%s+%s", "veth", "veth")] = vethIfaceOption
Ifaces["veth+veth"] = vethIfaceOption
err := n.sbox.Restore(Ifaces, nil, nil, nil)
if err != nil {
@ -270,7 +270,7 @@ func (d *driver) nodeJoin(advertiseAddress, bindAddress string, self bool) {
// If there is no cluster store there is no need to start serf.
if d.store != nil {
if err := validateSelf(advertiseAddress); err != nil {
logrus.Warnf("%s", err.Error())
logrus.Warn(err.Error())
}
err := d.serfInit()
if err != nil {

4
vendor/github.com/docker/libnetwork/drivers/solaris/overlay/ov_network.go generated vendored
View file

@ -331,7 +331,7 @@ func (n *network) restoreSubnetSandbox(s *subnet, brName, vxlanName string) erro
brIfaceOption := make([]osl.IfaceOption, 2)
brIfaceOption = append(brIfaceOption, sbox.InterfaceOptions().Address(s.gwIP))
brIfaceOption = append(brIfaceOption, sbox.InterfaceOptions().Bridge(true))
Ifaces[fmt.Sprintf("%s+%s", brName, "br")] = brIfaceOption
Ifaces[brName+"+br"] = brIfaceOption
err := sbox.Restore(Ifaces, nil, nil, nil)
if err != nil {
@ -341,7 +341,7 @@ func (n *network) restoreSubnetSandbox(s *subnet, brName, vxlanName string) erro
Ifaces = make(map[string][]osl.IfaceOption)
vxlanIfaceOption := make([]osl.IfaceOption, 1)
vxlanIfaceOption = append(vxlanIfaceOption, sbox.InterfaceOptions().Master(brName))
Ifaces[fmt.Sprintf("%s+%s", vxlanName, "vxlan")] = vxlanIfaceOption
Ifaces[vxlanName+"+vxlan"] = vxlanIfaceOption
err = sbox.Restore(Ifaces, nil, nil, nil)
if err != nil {
return err

4
vendor/github.com/docker/libnetwork/drivers/solaris/overlay/overlay.go generated vendored
View file

@ -141,7 +141,7 @@ func (d *driver) restoreEndpoints() error {
Ifaces := make(map[string][]osl.IfaceOption)
vethIfaceOption := make([]osl.IfaceOption, 1)
vethIfaceOption = append(vethIfaceOption, n.sbox.InterfaceOptions().Master(s.brName))
Ifaces[fmt.Sprintf("%s+%s", "veth", "veth")] = vethIfaceOption
Ifaces["veth+veth"] = vethIfaceOption
err := n.sbox.Restore(Ifaces, nil, nil, nil)
if err != nil {
@ -234,7 +234,7 @@ func (d *driver) nodeJoin(advertiseAddress, bindAddress string, self bool) {
// If there is no cluster store there is no need to start serf.
if d.store != nil {
if err := validateSelf(advertiseAddress); err != nil {
logrus.Warnf("%s", err.Error())
logrus.Warn(err.Error())
}
err := d.serfInit()
if err != nil {

5
vendor/github.com/docker/libnetwork/drivers/windows/overlay/joinleave_windows.go generated vendored
View file

@ -39,6 +39,11 @@ func (d *driver) Join(nid, eid string, sboxKey string, jinfo driverapi.JoinInfo,
if err := jinfo.AddTableEntry(ovPeerTable, eid, buf); err != nil {
logrus.Errorf("overlay: Failed adding table entry to joininfo: %v", err)
}
if ep.disablegateway {
jinfo.DisableGatewayService()
}
return nil
}

77
vendor/github.com/docker/libnetwork/drivers/windows/overlay/ov_endpoint_windows.go generated vendored
View file

@ -6,7 +6,11 @@ import (
"net"
"github.com/Microsoft/hcsshim"
"github.com/docker/docker/pkg/system"
"github.com/docker/libnetwork/driverapi"
"github.com/docker/libnetwork/drivers/windows"
"github.com/docker/libnetwork/netlabel"
"github.com/docker/libnetwork/types"
"github.com/sirupsen/logrus"
)
@ -15,12 +19,14 @@ type endpointTable map[string]*endpoint
const overlayEndpointPrefix = "overlay/endpoint"
type endpoint struct {
id string
nid string
profileId string
remote bool
mac net.HardwareAddr
addr *net.IPNet
id string
nid string
profileID string
remote bool
mac net.HardwareAddr
addr *net.IPNet
disablegateway bool
portMapping []types.PortBinding // Operation port bindings
}
func validateID(nid, eid string) error {
@ -71,7 +77,7 @@ func (n *network) removeEndpointWithAddress(addr *net.IPNet) {
if networkEndpoint != nil {
logrus.Debugf("Removing stale endpoint from HNS")
_, err := hcsshim.HNSEndpointRequest("DELETE", networkEndpoint.profileId, "")
_, err := hcsshim.HNSEndpointRequest("DELETE", networkEndpoint.profileID, "")
if err != nil {
logrus.Debugf("Failed to delete stale overlay endpoint (%s) from hns", networkEndpoint.id[0:7])
@ -96,7 +102,7 @@ func (d *driver) CreateEndpoint(nid, eid string, ifInfo driverapi.InterfaceInfo,
logrus.Debugf("Deleting stale endpoint %s", eid)
n.deleteEndpoint(eid)
_, err := hcsshim.HNSEndpointRequest("DELETE", ep.profileId, "")
_, err := hcsshim.HNSEndpointRequest("DELETE", ep.profileID, "")
if err != nil {
return err
}
@ -113,17 +119,19 @@ func (d *driver) CreateEndpoint(nid, eid string, ifInfo driverapi.InterfaceInfo,
return fmt.Errorf("create endpoint was not passed interface IP address")
}
if s := n.getSubnetforIP(ep.addr); s == nil {
return fmt.Errorf("no matching subnet for IP %q in network %q\n", ep.addr, nid)
s := n.getSubnetforIP(ep.addr)
if s == nil {
return fmt.Errorf("no matching subnet for IP %q in network %q", ep.addr, nid)
}
// Todo: Add port bindings and qos policies here
hnsEndpoint := &hcsshim.HNSEndpoint{
Name: eid,
VirtualNetwork: n.hnsId,
VirtualNetwork: n.hnsID,
IPAddress: ep.addr.IP,
EnableInternalDNS: true,
GatewayAddress: s.gwIP.String(),
}
if ep.mac != nil {
@ -141,6 +149,31 @@ func (d *driver) CreateEndpoint(nid, eid string, ifInfo driverapi.InterfaceInfo,
hnsEndpoint.Policies = append(hnsEndpoint.Policies, paPolicy)
if system.GetOSVersion().Build > 16236 {
natPolicy, err := json.Marshal(hcsshim.PaPolicy{
Type: "OutBoundNAT",
})
if err != nil {
return err
}
hnsEndpoint.Policies = append(hnsEndpoint.Policies, natPolicy)
epConnectivity, err := windows.ParseEndpointConnectivity(epOptions)
if err != nil {
return err
}
pbPolicy, err := windows.ConvertPortBindings(epConnectivity.PortBindings)
if err != nil {
return err
}
hnsEndpoint.Policies = append(hnsEndpoint.Policies, pbPolicy...)
ep.disablegateway = true
}
configurationb, err := json.Marshal(hnsEndpoint)
if err != nil {
return err
@ -151,7 +184,7 @@ func (d *driver) CreateEndpoint(nid, eid string, ifInfo driverapi.InterfaceInfo,
return err
}
ep.profileId = hnsresponse.Id
ep.profileID = hnsresponse.Id
if ep.mac == nil {
ep.mac, err = net.ParseMAC(hnsresponse.MacAddress)
@ -164,6 +197,12 @@ func (d *driver) CreateEndpoint(nid, eid string, ifInfo driverapi.InterfaceInfo,
}
}
ep.portMapping, err = windows.ParsePortBindingPolicies(hnsresponse.Policies)
if err != nil {
hcsshim.HNSEndpointRequest("DELETE", hnsresponse.Id, "")
return err
}
n.addEndpoint(ep)
return nil
@ -186,7 +225,7 @@ func (d *driver) DeleteEndpoint(nid, eid string) error {
n.deleteEndpoint(eid)
_, err := hcsshim.HNSEndpointRequest("DELETE", ep.profileId, "")
_, err := hcsshim.HNSEndpointRequest("DELETE", ep.profileID, "")
if err != nil {
return err
}
@ -210,7 +249,17 @@ func (d *driver) EndpointOperInfo(nid, eid string) (map[string]interface{}, erro
}
data := make(map[string]interface{}, 1)
data["hnsid"] = ep.profileId
data["hnsid"] = ep.profileID
data["AllowUnqualifiedDNSQuery"] = true
if ep.portMapping != nil {
// Return a copy of the operational data
pmc := make([]types.PortBinding, 0, len(ep.portMapping))
for _, pm := range ep.portMapping {
pmc = append(pmc, pm.GetCopy())
}
data[netlabel.PortMap] = pmc
}
return data, nil
}

15
vendor/github.com/docker/libnetwork/drivers/windows/overlay/ov_network_windows.go generated vendored
View file

@ -37,7 +37,7 @@ type subnetJSON struct {
type network struct {
id string
name string
hnsId string
hnsID string
providerAddress string
interfaceName string
endpoints endpointTable
@ -108,7 +108,7 @@ func (d *driver) CreateNetwork(id string, option map[string]interface{}, nInfo d
case "com.docker.network.windowsshim.interface":
interfaceName = value
case "com.docker.network.windowsshim.hnsid":
n.hnsId = value
n.hnsID = value
case netlabel.OverlayVxlanIDList:
vniStrings := strings.Split(value, ",")
for _, vniStr := range vniStrings {
@ -181,7 +181,7 @@ func (d *driver) CreateNetwork(id string, option map[string]interface{}, nInfo d
if err != nil {
d.deleteNetwork(id)
} else {
genData["com.docker.network.windowsshim.hnsid"] = n.hnsId
genData["com.docker.network.windowsshim.hnsid"] = n.hnsID
}
return err
@ -197,7 +197,7 @@ func (d *driver) DeleteNetwork(nid string) error {
return types.ForbiddenErrorf("could not find network with id %s", nid)
}
_, err := hcsshim.HNSNetworkRequest("DELETE", n.hnsId, "")
_, err := hcsshim.HNSNetworkRequest("DELETE", n.hnsID, "")
if err != nil {
return types.ForbiddenErrorf(err.Error())
}
@ -242,7 +242,7 @@ func (d *driver) network(nid string) *network {
// }
// for _, endpoint := range hnsresponse {
// if endpoint.VirtualNetwork != n.hnsId {
// if endpoint.VirtualNetwork != n.hnsID {
// continue
// }
@ -260,7 +260,7 @@ func (d *driver) network(nid string) *network {
func (n *network) convertToOverlayEndpoint(v *hcsshim.HNSEndpoint) *endpoint {
ep := &endpoint{
id: v.Name,
profileId: v.Id,
profileID: v.Id,
nid: n.id,
remote: v.IsRemoteEndpoint,
}
@ -311,6 +311,7 @@ func (d *driver) createHnsNetwork(n *network) error {
Type: d.Type(),
Subnets: subnets,
NetworkAdapterName: n.interfaceName,
AutomaticDNS: true,
}
configurationb, err := json.Marshal(network)
@ -326,7 +327,7 @@ func (d *driver) createHnsNetwork(n *network) error {
return err
}
n.hnsId = hnsresponse.Id
n.hnsID = hnsresponse.Id
n.providerAddress = hnsresponse.ManagementIP
return nil

2
vendor/github.com/docker/libnetwork/drivers/windows/overlay/overlay_windows.go generated vendored
View file

@ -104,7 +104,7 @@ func (d *driver) restoreHNSNetworks() error {
func (d *driver) convertToOverlayNetwork(v *hcsshim.HNSNetwork) *network {
n := &network{
id: v.Name,
hnsId: v.Id,
hnsID: v.Id,
driver: d,
endpoints: endpointTable{},
subnets: []*subnet{},

6
vendor/github.com/docker/libnetwork/drivers/windows/overlay/peerdb_windows.go generated vendored
View file

@ -33,7 +33,7 @@ func (d *driver) peerAdd(nid, eid string, peerIP net.IP, peerIPMask net.IPMask,
hnsEndpoint := &hcsshim.HNSEndpoint{
Name: eid,
VirtualNetwork: n.hnsId,
VirtualNetwork: n.hnsID,
MacAddress: peerMac.String(),
IPAddress: peerIP,
IsRemoteEndpoint: true,
@ -78,7 +78,7 @@ func (d *driver) peerAdd(nid, eid string, peerIP net.IP, peerIPMask net.IPMask,
nid: nid,
addr: addr,
mac: peerMac,
profileId: hnsresponse.Id,
profileID: hnsresponse.Id,
remote: true,
}
@ -108,7 +108,7 @@ func (d *driver) peerDelete(nid, eid string, peerIP net.IP, peerIPMask net.IPMas
}
if updateDb {
_, err := hcsshim.HNSEndpointRequest("DELETE", ep.profileId, "")
_, err := hcsshim.HNSEndpointRequest("DELETE", ep.profileID, "")
if err != nil {
return err
}

24
vendor/github.com/docker/libnetwork/drivers/windows/windows.go generated vendored
View file

@ -55,7 +55,8 @@ type endpointOption struct {
DisableICC bool
}
type endpointConnectivity struct {
// EndpointConnectivity stores the port bindings and exposed ports that the user has specified in epOptions.
type EndpointConnectivity struct {
PortBindings []types.PortBinding
ExposedPorts []types.TransportPort
}
@ -67,7 +68,7 @@ type hnsEndpoint struct {
Type string
macAddress net.HardwareAddr
epOption *endpointOption // User specified parameters
epConnectivity *endpointConnectivity // User specified parameters
epConnectivity *EndpointConnectivity // User specified parameters
portMapping []types.PortBinding // Operation port bindings
addr *net.IPNet
gateway net.IP
@ -95,7 +96,7 @@ const (
errNotFound = "HNS failed with error : The object identifier does not represent a valid object. "
)
// IsBuiltinWindowsDriver vaidates if network-type is a builtin local-scoped driver
// IsBuiltinLocalDriver validates if network-type is a builtin local-scoped driver
func IsBuiltinLocalDriver(networkType string) bool {
if "l2bridge" == networkType || "l2tunnel" == networkType || "nat" == networkType || "ics" == networkType || "transparent" == networkType {
return true
@ -396,7 +397,8 @@ func convertQosPolicies(qosPolicies []types.QosPolicy) ([]json.RawMessage, error
return qps, nil
}
func convertPortBindings(portBindings []types.PortBinding) ([]json.RawMessage, error) {
// ConvertPortBindings converts PortBindings to JSON for HNS request
func ConvertPortBindings(portBindings []types.PortBinding) ([]json.RawMessage, error) {
var pbs []json.RawMessage
// Enumerate through the port bindings specified by the user and convert
@ -431,7 +433,8 @@ func convertPortBindings(portBindings []types.PortBinding) ([]json.RawMessage, e
return pbs, nil
}
func parsePortBindingPolicies(policies []json.RawMessage) ([]types.PortBinding, error) {
// ParsePortBindingPolicies parses HNS endpoint response message to PortBindings
func ParsePortBindingPolicies(policies []json.RawMessage) ([]types.PortBinding, error) {
var bindings []types.PortBinding
hcsPolicy := &hcsshim.NatPolicy{}
@ -505,12 +508,13 @@ func parseEndpointOptions(epOptions map[string]interface{}) (*endpointOption, er
return ec, nil
}
func parseEndpointConnectivity(epOptions map[string]interface{}) (*endpointConnectivity, error) {
// ParseEndpointConnectivity parses options passed to CreateEndpoint, specifically port bindings, and store in a endpointConnectivity object.
func ParseEndpointConnectivity(epOptions map[string]interface{}) (*EndpointConnectivity, error) {
if epOptions == nil {
return nil, nil
}
ec := &endpointConnectivity{}
ec := &EndpointConnectivity{}
if opt, ok := epOptions[netlabel.PortMap]; ok {
if bs, ok := opt.([]types.PortBinding); ok {
@ -550,7 +554,7 @@ func (d *driver) CreateEndpoint(nid, eid string, ifInfo driverapi.InterfaceInfo,
if err != nil {
return err
}
epConnectivity, err := parseEndpointConnectivity(epOptions)
epConnectivity, err := ParseEndpointConnectivity(epOptions)
if err != nil {
return err
}
@ -561,7 +565,7 @@ func (d *driver) CreateEndpoint(nid, eid string, ifInfo driverapi.InterfaceInfo,
endpointStruct.MacAddress = strings.Replace(macAddress.String(), ":", "-", -1)
}
endpointStruct.Policies, err = convertPortBindings(epConnectivity.PortBindings)
endpointStruct.Policies, err = ConvertPortBindings(epConnectivity.PortBindings)
if err != nil {
return err
}
@ -615,7 +619,7 @@ func (d *driver) CreateEndpoint(nid, eid string, ifInfo driverapi.InterfaceInfo,
endpoint.profileID = hnsresponse.Id
endpoint.epConnectivity = epConnectivity
endpoint.epOption = epOption
endpoint.portMapping, err = parsePortBindingPolicies(hnsresponse.Policies)
endpoint.portMapping, err = ParsePortBindingPolicies(hnsresponse.Policies)
if err != nil {
hcsshim.HNSEndpointRequest("DELETE", hnsresponse.Id, "")

4
vendor/github.com/docker/libnetwork/ipam/allocator.go generated vendored
View file

@ -579,7 +579,7 @@ func (a *Allocator) DumpDatabase() string {
s = fmt.Sprintf("\n\n%s Config", as)
aSpace.Lock()
for k, config := range aSpace.subnets {
s = fmt.Sprintf("%s%s", s, fmt.Sprintf("\n%v: %v", k, config))
s += fmt.Sprintf("\n%v: %v", k, config)
if config.Range == nil {
a.retrieveBitmask(k, config.Pool)
}
@ -589,7 +589,7 @@ func (a *Allocator) DumpDatabase() string {
s = fmt.Sprintf("%s\n\nBitmasks", s)
for k, bm := range a.addresses {
s = fmt.Sprintf("%s%s", s, fmt.Sprintf("\n%s: %s", k, bm))
s += fmt.Sprintf("\n%s: %s", k, bm)
}
return s

42
vendor/github.com/docker/libnetwork/portallocator/portallocator_freebsd.go generated vendored Normal file
View file

@ -0,0 +1,42 @@
package portallocator
import (
"bytes"
"fmt"
"os/exec"
)
func getDynamicPortRange() (start int, end int, err error) {
portRangeKernelSysctl := []string{"net.inet.ip.portrange.hifirst", "net.ip.portrange.hilast"}
portRangeFallback := fmt.Sprintf("using fallback port range %d-%d", DefaultPortRangeStart, DefaultPortRangeEnd)
portRangeLowCmd := exec.Command("/sbin/sysctl", portRangeKernelSysctl[0])
var portRangeLowOut bytes.Buffer
portRangeLowCmd.Stdout = &portRangeLowOut
cmdErr := portRangeLowCmd.Run()
if cmdErr != nil {
return 0, 0, fmt.Errorf("port allocator - sysctl net.inet.ip.portrange.hifirst failed - %s: %v", portRangeFallback, err)
}
n, err := fmt.Sscanf(portRangeLowOut.String(), "%d", &start)
if n != 1 || err != nil {
if err == nil {
err = fmt.Errorf("unexpected count of parsed numbers (%d)", n)
}
return 0, 0, fmt.Errorf("port allocator - failed to parse system ephemeral port range start from %s - %s: %v", portRangeLowOut.String(), portRangeFallback, err)
}
portRangeHighCmd := exec.Command("/sbin/sysctl", portRangeKernelSysctl[1])
var portRangeHighOut bytes.Buffer
portRangeHighCmd.Stdout = &portRangeHighOut
cmdErr = portRangeHighCmd.Run()
if cmdErr != nil {
return 0, 0, fmt.Errorf("port allocator - sysctl net.inet.ip.portrange.hilast failed - %s: %v", portRangeFallback, err)
}
n, err = fmt.Sscanf(portRangeHighOut.String(), "%d", &end)
if n != 1 || err != nil {
if err == nil {
err = fmt.Errorf("unexpected count of parsed numbers (%d)", n)
}
return 0, 0, fmt.Errorf("port allocator - failed to parse system ephemeral port range end from %s - %s: %v", portRangeHighOut.String(), portRangeFallback, err)
}
return start, end, nil
}

16
vendor/github.com/docker/libnetwork/sandbox_dns_unix.go generated vendored
View file

@ -197,14 +197,26 @@ func (sb *sandbox) setupDNS() error {
// This is for the host mode networking
if sb.config.originResolvConfPath != "" {
if err := copyFile(sb.config.originResolvConfPath, sb.config.resolvConfPath); err != nil {
return fmt.Errorf("could not copy source resolv.conf file %s to %s: %v", sb.config.originResolvConfPath, sb.config.resolvConfPath, err)
if !os.IsNotExist(err) {
return fmt.Errorf("could not copy source resolv.conf file %s to %s: %v", sb.config.originResolvConfPath, sb.config.resolvConfPath, err)
}
logrus.Infof("%s does not exist, we create an empty resolv.conf for container", sb.config.originResolvConfPath)
if err := createFile(sb.config.resolvConfPath); err != nil {
return err
}
}
return nil
}
currRC, err := resolvconf.Get()
if err != nil {
return err
if !os.IsNotExist(err) {
return err
}
// it's ok to continue if /etc/resolv.conf doesn't exist, default resolvers (Google's Public DNS)
// will be used
currRC = &resolvconf.File{}
logrus.Infof("/etc/resolv.conf does not exist")
}
if len(sb.config.dnsList) > 0 || len(sb.config.dnsSearchList) > 0 || len(sb.config.dnsOptionsList) > 0 {

4
vendor/github.com/docker/libnetwork/types/types.go generated vendored
View file

@ -129,11 +129,11 @@ func (p *PortBinding) GetCopy() PortBinding {
func (p *PortBinding) String() string {
ret := fmt.Sprintf("%s/", p.Proto)
if p.IP != nil {
ret = fmt.Sprintf("%s%s", ret, p.IP.String())
ret += p.IP.String()
}
ret = fmt.Sprintf("%s:%d/", ret, p.Port)
if p.HostIP != nil {
ret = fmt.Sprintf("%s%s", ret, p.HostIP.String())
ret += p.HostIP.String()
}
ret = fmt.Sprintf("%s:%d", ret, p.HostPort)
return ret