447a51f08b
* feat: kubesphere 4.0 Signed-off-by: ci-bot <ci-bot@kubesphere.io> * feat: kubesphere 4.0 Signed-off-by: ci-bot <ci-bot@kubesphere.io> --------- Signed-off-by: ci-bot <ci-bot@kubesphere.io> Co-authored-by: ks-ci-bot <ks-ci-bot@example.com> Co-authored-by: joyceliu <joyceliu@yunify.com>
74 lines
1.8 KiB
Go
74 lines
1.8 KiB
Go
package k8s
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import (
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"os"
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"os/user"
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"path"
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"k8s.io/client-go/util/homedir"
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"github.com/spf13/pflag"
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)
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type Options struct {
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// kubeconfig path, if not specified, will use
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// in cluster way to create clientset
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KubeConfig string `json:"kubeconfig" yaml:"kubeconfig"`
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// kubernetes apiserver public address, used to generate kubeconfig
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// for downloading, default to host defined in kubeconfig
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// +optional
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Master string `json:"master,omitempty" yaml:"master,omitempty"`
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// kubernetes clientset qps
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// +optional
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QPS float32 `json:"qps,omitempty" yaml:"qps,omitempty"`
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// kubernetes clientset burst
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// +optional
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Burst int `json:"burst,omitempty" yaml:"burst,omitempty"`
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}
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// NewKubernetesOptions returns a `zero` instance
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func NewKubernetesOptions() (option *Options) {
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option = &Options{
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QPS: 1e6,
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Burst: 1e6,
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}
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// make it be easier for those who wants to run api-server locally
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homePath := homedir.HomeDir()
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if homePath == "" {
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// try os/user.HomeDir when $HOME is unset.
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if u, err := user.Current(); err == nil {
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homePath = u.HomeDir
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}
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}
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userHomeConfig := path.Join(homePath, ".kube/config")
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if _, err := os.Stat(userHomeConfig); err == nil {
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option.KubeConfig = userHomeConfig
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}
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return
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}
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func (k *Options) Validate() []error {
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var errors []error
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if k.KubeConfig != "" {
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if _, err := os.Stat(k.KubeConfig); err != nil {
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errors = append(errors, err)
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}
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}
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return errors
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}
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func (k *Options) AddFlags(fs *pflag.FlagSet, c *Options) {
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fs.StringVar(&k.KubeConfig, "kubeconfig", c.KubeConfig, ""+
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"Path for kubernetes kubeconfig file, if left blank, will use "+
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"in cluster way.")
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fs.StringVar(&k.Master, "master", c.Master, ""+
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"Used to generate kubeconfig for downloading, if not specified, will use host in kubeconfig.")
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}
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