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Address comments.

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This commit is contained in:
Brendan Burns 2014-11-13 22:23:33 -08:00
parent 2aa52d043b
commit 4a8a2b5a9f
2 changed files with 3 additions and 13 deletions
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15
pkg/proxy/proxier.go
View File

@ -40,7 +40,8 @@ type serviceInfo struct {
timeout time.Duration
mu sync.Mutex // protects active
active bool
publicIP []string
// TODO: make this an net.IP address
publicIP []string
}
func (si *serviceInfo) isActive() bool {
@ -506,7 +507,6 @@ func (proxier *Proxier) openPortal(service string, info *serviceInfo) error {
func (proxier *Proxier) openExternalPortal(service string, info *serviceInfo) error {
for _, publicIP := range info.publicIP {
proxier.iptables.EnsureRule(iptables.TableNAT, iptables.ChainPostrouting, iptablesRoutingArgs(publicIP)...)
args := iptablesPortalArgs(net.ParseIP(publicIP), info.portalPort, info.protocol, proxier.listenAddress, info.proxyPort, service)
existed, err := proxier.iptables.EnsureRule(iptables.TableNAT, iptablesProxyChain, args...)
if err != nil {
@ -535,7 +535,6 @@ func (proxier *Proxier) closePortal(service string, info *serviceInfo) error {
func (proxier *Proxier) closeExternalPortal(service string, info *serviceInfo) error {
for _, publicIP := range info.publicIP {
proxier.iptables.DeleteRule(iptables.TableNAT, iptables.ChainPostrouting, iptablesRoutingArgs(publicIP)...)
args := iptablesPortalArgs(net.ParseIP(publicIP), info.portalPort, info.protocol, proxier.listenAddress, info.proxyPort, service)
if err := proxier.iptables.DeleteRule(iptables.TableNAT, iptablesProxyChain, args...); err != nil {
glog.Errorf("Failed to delete external iptables %s rule for service %q", iptablesProxyChain, service)
@ -577,16 +576,6 @@ var localhostIPv4 = net.ParseIP("127.0.0.1")
var zeroIPv6 = net.ParseIP("::0")
var localhostIPv6 = net.ParseIP("::1")
// Build an iptables args to route in a specific external ip
func iptablesRoutingArgs(destIP string) []string {
return []string{
"!",
"-d", destIP + "/32",
"-o", "eth0",
"-j", "MASQUERADE",
}
}
// Build a slice of iptables args for a portal rule.
func iptablesPortalArgs(destIP net.IP, destPort int, protocol api.Protocol, proxyIP net.IP, proxyPort int, service string) []string {
args := []string{

1
pkg/registry/service/rest.go
View File

@ -112,6 +112,7 @@ func (rs *REST) Create(ctx api.Context, obj runtime.Object) (<-chan apiserver.RE
return apiserver.MakeAsync(func() (runtime.Object, error) {
// TODO: Consider moving this to a rectification loop, so that we make/remove external load balancers
// correctly no matter what http operations happen.
// TODO: Get rid of ProxyPort.
service.Spec.ProxyPort = 0
if service.Spec.CreateExternalLoadBalancer {
if rs.cloud == nil {