func (p *Pod) PrepareContainers(sd Storage, dclient DockerInterface) (err error) {
err = nil
p.containers = []*hypervisor.ContainerInfo{}
var (
sharedDir = path.Join(hypervisor.BaseDir, p.vm.Id, hypervisor.ShareDirTag)
)
files := make(map[string](pod.UserFile))
for _, f := range p.spec.Files {
files[f.Name] = f
}
for i, c := range p.status.Containers {
var (
info *dockertypes.ContainerJSONRaw
ci *hypervisor.ContainerInfo
)
info, err = getContinerInfo(dclient, c)
ci, err = sd.PrepareContainer(c.Id, sharedDir)
if err != nil {
return err
}
ci.Workdir = info.Config.WorkingDir
ci.Entrypoint = info.Config.Entrypoint.Slice()
ci.Cmd = info.Config.Cmd.Slice()
env := make(map[string]string)
for _, v := range info.Config.Env {
env[v[:strings.Index(v, "=")]] = v[strings.Index(v, "=")+1:]
}
for _, e := range p.spec.Containers[i].Envs {
env[e.Env] = e.Value
}
ci.Envs = env
processImageVolumes(info, c.Id, p.spec, &p.spec.Containers[i])
err = processInjectFiles(&p.spec.Containers[i], files, sd, c.Id, sd.RootPath(), sharedDir)
if err != nil {
return err
}
p.containers = append(p.containers, ci)
glog.V(1).Infof("Container Info is \n%v", ci)
}
return nil
}
func (p *Pod) setupMountsAndFiles(sd Storage) (err error) {
if len(p.ctnStartInfo) != len(p.spec.Containers) {
estr := fmt.Sprintf("Prepare error, pod %s does not get container infos well", p.id)
glog.Error(estr)
err = errors.New(estr)
return err
}
var (
sharedDir = path.Join(hypervisor.BaseDir, p.vm.Id, hypervisor.ShareDirTag)
files = make(map[string](pod.UserFile))
)
for _, f := range p.spec.Files {
files[f.Name] = f
}
for i, c := range p.status.Containers {
var (
ci *hypervisor.ContainerInfo
)
mountId := p.ctnStartInfo[i].Id
glog.Infof("container ID: %s, mountId %s\n", c.Id, mountId)
ci, err = sd.PrepareContainer(mountId, sharedDir)
if err != nil {
return err
}
err = processInjectFiles(&p.spec.Containers[i], files, sd, mountId, sd.RootPath(), sharedDir)
if err != nil {
return err
}
ci.Id = c.Id
ci.Cmd = p.ctnStartInfo[i].Cmd
ci.Envs = p.ctnStartInfo[i].Envs
ci.Entrypoint = p.ctnStartInfo[i].Entrypoint
ci.Workdir = p.ctnStartInfo[i].Workdir
p.ctnStartInfo[i] = ci
}
return nil
}