// These two functions are OS specific (for now at least)
func updateHostConfig(hc *dockercontainer.HostConfig, opts *kubecontainer.RunContainerOptions) {
// There is no /etc/resolv.conf in Windows, DNS and DNSSearch options would have to be passed to Docker runtime instead
hc.DNS = opts.DNS
hc.DNSSearch = opts.DNSSearch
// MemorySwap == -1 is not currently supported in Docker 1.14 on Windows
// https://github.com/docker/docker/blob/master/daemon/daemon_windows.go#L175
hc.Resources.MemorySwap = 0
}
func (l *LocalCluster) createRoach(i int, dns, vols *Container, cmd ...string) *Container {
l.panicOnStop()
hostConfig := container.HostConfig{
PublishAllPorts: true,
}
if dns != nil {
ci, err := dns.Inspect()
maybePanic(err)
hostConfig.DNS = append(hostConfig.DNS, ci.NetworkSettings.IPAddress)
}
if vols != nil {
hostConfig.VolumesFrom = append(hostConfig.VolumesFrom, vols.id)
}
var hostname string
if i >= 0 {
hostname = fmt.Sprintf("roach%d", i)
}
var entrypoint []string
if *cockroachImage == builderImage {
entrypoint = append(entrypoint, "/"+filepath.Base(*cockroachBinary))
} else if *cockroachEntry != "" {
entrypoint = append(entrypoint, *cockroachEntry)
}
c, err := createContainer(
l,
container.Config{
Hostname: hostname,
Domainname: domain,
Image: *cockroachImage,
ExposedPorts: map[nat.Port]struct{}{
cockroachTCP: {},
pgTCP: {},
},
Entrypoint: strslice.New(entrypoint...),
Cmd: strslice.New(cmd...),
Labels: map[string]string{
// Allow for `docker ps --filter label=Hostname=roach0` or `--filter label=Roach`.
"Hostname": hostname,
"Roach": "",
},
},
hostConfig,
nodeStr(i),
)
maybePanic(err)
return c
}