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server: Hookup kubelet hostport

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Signed-off-by: Andrew Pilloud <andrewpilloud@igneoussystems.com>
This commit is contained in:
Andrew Pilloud 2017-06-15 13:56:17 -07:00
parent 91ea67a8ff
commit 28cd8bde49
4 changed files with 60 additions and 0 deletions
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44
server/sandbox_run.go
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@ -3,6 +3,7 @@ package server
import (
"encoding/json"
"fmt"
"net"
"os"
"path/filepath"
"regexp"
@ -19,7 +20,9 @@ import (
"github.com/opencontainers/runtime-tools/generate"
"github.com/opencontainers/selinux/go-selinux/label"
"golang.org/x/net/context"
"k8s.io/kubernetes/pkg/api/v1"
pb "k8s.io/kubernetes/pkg/kubelet/api/v1alpha1/runtime"
"k8s.io/kubernetes/pkg/kubelet/network/hostport"
)
// privilegedSandbox returns true if the sandbox configuration
@ -317,6 +320,8 @@ func (s *Server) RunPodSandbox(ctx context.Context, req *pb.RunPodSandboxRequest
created := time.Now()
g.AddAnnotation(annotations.Created, created.Format(time.RFC3339Nano))
portMappings := convertPortMappings(req.GetConfig().GetPortMappings())
sb := &sandbox{
id: id,
namespace: namespace,
@ -334,6 +339,7 @@ func (s *Server) RunPodSandbox(ctx context.Context, req *pb.RunPodSandboxRequest
trusted: trusted,
resolvPath: resolvPath,
hostname: hostname,
portMappings: portMappings,
}
s.addSandbox(sb)
@ -469,6 +475,28 @@ func (s *Server) RunPodSandbox(ctx context.Context, req *pb.RunPodSandboxRequest
if err = s.netPlugin.SetUpPod(netNsPath, namespace, kubeName, id); err != nil {
return nil, fmt.Errorf("failed to create network for container %s in sandbox %s: %v", containerName, id, err)
}
if len(portMappings) != 0 {
ip, err := s.netPlugin.GetContainerNetworkStatus(netNsPath, namespace, id, containerName)
if err != nil {
return nil, fmt.Errorf("failed to get network status for container %s in sandbox %s: %v", containerName, id, err)
}
ip4 := net.ParseIP(ip).To4()
if ip4 == nil {
return nil, fmt.Errorf("failed to get valid ipv4 address for container %s in sandbox %s", containerName, id)
}
if err = s.hostportManager.Add(id, &hostport.PodPortMapping{
Name: name,
PortMappings: portMappings,
IP: ip4,
HostNetwork: false,
}, "lo"); err != nil {
return nil, fmt.Errorf("failed to add hostport mapping for container %s in sandbox %s: %v", containerName, id, err)
}
}
}
if err = s.runContainer(container, sb.cgroupParent); err != nil {
@ -482,6 +510,22 @@ func (s *Server) RunPodSandbox(ctx context.Context, req *pb.RunPodSandboxRequest
return resp, nil
}
func convertPortMappings(in []*pb.PortMapping) []*hostport.PortMapping {
if in == nil {
return nil
}
out := make([]*hostport.PortMapping, len(in))
for i, v := range in {
out[i] = &hostport.PortMapping{
HostPort: v.HostPort,
ContainerPort: v.ContainerPort,
Protocol: v1.Protocol(v.Protocol.String()),
HostIP: v.HostIp,
}
}
return out
}
func (s *Server) setPodSandboxMountLabel(id, mountLabel string) error {
storageMetadata, err := s.storageRuntimeServer.GetContainerMetadata(id)
if err != nil {