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helper.go
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helper.go
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package iks
import (
"strconv"
"strings"
"github.com/IBM-Cloud/bluemix-go/api/container/containerv1"
)
const unsupportedMinorKubeVersion = 11
func GetRegions(regions Regions) ([]string, error) {
regionarr, err := regions.GetRegions()
if err != nil {
return nil, err
}
strregions := make([]string, len(regionarr))
for i, region := range regionarr {
strregions[i] = region.Name
}
return strregions, nil
}
func GetZones(region Region, zones Zones) ([]string, error) {
zonearr, err := zones.GetZones(region)
if err != nil {
return nil, err
}
strzones := make([]string, len(zonearr))
for i, zone := range zonearr {
strzones[i] = zone.ID
}
return strzones, nil
}
func Filter(vs []containerv1.KubeVersion, f func(containerv1.KubeVersion) bool) []containerv1.KubeVersion {
vsf := make([]containerv1.KubeVersion, 0)
for _, v := range vs {
if f(v) {
vsf = append(vsf, v)
}
}
return vsf
}
func isUnsupportedKubeVersion(version containerv1.KubeVersion) bool {
return version.Minor < unsupportedMinorKubeVersion
}
func GetKubeVersions(versions containerv1.KubeVersions) ([]string, string, error) {
target := containerv1.ClusterTargetHeader{}
versionarr, err := versions.List(target)
var def string
if err != nil {
return nil, "", err
}
// filter unsupported kube versions
filteredVersionarr := Filter(versionarr, isUnsupportedKubeVersion)
strversions := make([]string, len(filteredVersionarr))
for i, version := range filteredVersionarr {
strversions[i] = strconv.Itoa(version.Major) + "." + strconv.Itoa(version.Minor) + "." + strconv.Itoa(version.Patch)
if version.Default {
def = strversions[i]
}
}
return strversions, def, nil
}
func GetMachineTypes(zone Zone, machinetypes MachineTypes) ([]string, error) {
machinetypesarr, err := machinetypes.GetMachineTypes(zone)
if err != nil {
return nil, err
}
strmachinetype := make([]string, len(machinetypesarr))
for i, machinetype := range machinetypesarr {
strmachinetype[i] = machinetype.Name
}
return strmachinetype, nil
}
func GetPrivateVLANs(zone Zone, vlans VLANs) ([]string, error) {
vlansarr, err := vlans.GetVLANs(zone)
if err != nil {
return nil, err
}
strvlans := make([]string, len(vlansarr))
var i = 0
for _, vlan := range vlansarr {
if strings.Compare(vlan.Type, "private") == 0 {
strvlans[i] = vlan.ID
i++
}
}
return strvlans[0:i], nil
}
func GetPublicVLANs(zone Zone, vlans VLANs) ([]string, error) {
vlansarr, err := vlans.GetVLANs(zone)
if err != nil {
return nil, err
}
strvlans := make([]string, len(vlansarr))
var i = 0
for _, vlan := range vlansarr {
if strings.Compare(vlan.Type, "public") == 0 {
strvlans[i] = vlan.ID
i++
}
}
return strvlans[0:i], nil
}