// NewCmdJoin returns "kubeadm join" command.
func NewCmdJoin(out io.Writer) *cobra.Command {
versioned := &kubeadmapiext.NodeConfiguration{}
api.Scheme.Default(versioned)
cfg := kubeadmapi.NodeConfiguration{}
api.Scheme.Convert(versioned, &cfg, nil)
var skipPreFlight bool
var cfgPath string
cmd := &cobra.Command{
Use: "join <master address>",
Short: "Run this on any machine you wish to join an existing cluster",
Run: func(cmd *cobra.Command, args []string) {
j, err := NewJoin(cfgPath, args, &cfg, skipPreFlight)
kubeadmutil.CheckErr(err)
kubeadmutil.CheckErr(j.Validate())
kubeadmutil.CheckErr(j.Run(out))
},
}
cmd.PersistentFlags().StringVar(&cfgPath, "config", cfgPath, "Path to kubeadm config file")
cmd.PersistentFlags().BoolVar(
&skipPreFlight, "skip-preflight-checks", false,
"skip preflight checks normally run before modifying the system",
)
cmd.PersistentFlags().Var(
discovery.NewDiscoveryValue(&cfg.Discovery), "discovery",
"The discovery method kubeadm will use for connecting nodes to the master",
)
return cmd
}
// NewCmdInit returns "kubeadm init" command.
func NewCmdInit(out io.Writer) *cobra.Command {
versioned := &kubeadmapiext.MasterConfiguration{}
api.Scheme.Default(versioned)
cfg := kubeadmapi.MasterConfiguration{}
api.Scheme.Convert(versioned, &cfg, nil)
var cfgPath string
var skipPreFlight bool
cmd := &cobra.Command{
Use: "init",
Short: "Run this in order to set up the Kubernetes master",
Run: func(cmd *cobra.Command, args []string) {
i, err := NewInit(cfgPath, &cfg, skipPreFlight)
kubeadmutil.CheckErr(err)
kubeadmutil.CheckErr(i.Validate())
kubeadmutil.CheckErr(i.Run(out))
},
}
cmd.PersistentFlags().StringSliceVar(
&cfg.API.AdvertiseAddresses, "api-advertise-addresses", cfg.API.AdvertiseAddresses,
"The IP addresses to advertise, in case autodetection fails",
)
cmd.PersistentFlags().StringSliceVar(
&cfg.API.ExternalDNSNames, "api-external-dns-names", cfg.API.ExternalDNSNames,
"The DNS names to advertise, in case you have configured them yourself",
)
cmd.PersistentFlags().StringVar(
&cfg.Networking.ServiceSubnet, "service-cidr", cfg.Networking.ServiceSubnet,
"Use alternative range of IP address for service VIPs",
)
cmd.PersistentFlags().StringVar(
&cfg.Networking.PodSubnet, "pod-network-cidr", cfg.Networking.PodSubnet,
"Specify range of IP addresses for the pod network; if set, the control plane will automatically allocate CIDRs for every node",
)
cmd.PersistentFlags().StringVar(
&cfg.Networking.DNSDomain, "service-dns-domain", cfg.Networking.DNSDomain,
`Use alternative domain for services, e.g. "myorg.internal"`,
)
cmd.PersistentFlags().Var(
flags.NewCloudProviderFlag(&cfg.CloudProvider), "cloud-provider",
`Enable cloud provider features (external load-balancers, storage, etc). Note that you have to configure all kubelets manually`,
)
cmd.PersistentFlags().StringVar(
&cfg.KubernetesVersion, "use-kubernetes-version", cfg.KubernetesVersion,
`Choose a specific Kubernetes version for the control plane`,
)
cmd.PersistentFlags().StringVar(&cfgPath, "config", cfgPath, "Path to kubeadm config file")
// TODO (phase1+) @errordeveloper make the flags below not show up in --help but rather on --advanced-help
cmd.PersistentFlags().StringSliceVar(
&cfg.Etcd.Endpoints, "external-etcd-endpoints", cfg.Etcd.Endpoints,
"etcd endpoints to use, in case you have an external cluster",
)
cmd.PersistentFlags().MarkDeprecated("external-etcd-endpoints", "this flag will be removed when componentconfig exists")
cmd.PersistentFlags().StringVar(
&cfg.Etcd.CAFile, "external-etcd-cafile", cfg.Etcd.CAFile,
"etcd certificate authority certificate file. Note: The path must be in /etc/ssl/certs",
)
cmd.PersistentFlags().MarkDeprecated("external-etcd-cafile", "this flag will be removed when componentconfig exists")
cmd.PersistentFlags().StringVar(
&cfg.Etcd.CertFile, "external-etcd-certfile", cfg.Etcd.CertFile,
"etcd client certificate file. Note: The path must be in /etc/ssl/certs",
)
cmd.PersistentFlags().MarkDeprecated("external-etcd-certfile", "this flag will be removed when componentconfig exists")
cmd.PersistentFlags().StringVar(
&cfg.Etcd.KeyFile, "external-etcd-keyfile", cfg.Etcd.KeyFile,
"etcd client key file. Note: The path must be in /etc/ssl/certs",
)
cmd.PersistentFlags().MarkDeprecated("external-etcd-keyfile", "this flag will be removed when componentconfig exists")
cmd.PersistentFlags().BoolVar(
&skipPreFlight, "skip-preflight-checks", skipPreFlight,
"skip preflight checks normally run before modifying the system",
)
cmd.PersistentFlags().Var(
discovery.NewDiscoveryValue(&cfg.Discovery), "discovery",
"The discovery method kubeadm will use for connecting nodes to the master",
)
return cmd
}
// generateJoinArgs generates kubeadm join arguments
func generateJoinArgs(cfg *kubeadmapi.MasterConfiguration) string {
return discovery.NewDiscoveryValue(&cfg.Discovery).String()
}
// NewCmdInit returns "kubeadm init" command.
func NewCmdInit(out io.Writer) *cobra.Command {
versioned := &kubeadmapiext.MasterConfiguration{}
api.Scheme.Default(versioned)
cfg := kubeadmapi.MasterConfiguration{}
api.Scheme.Convert(versioned, &cfg, nil)
var cfgPath string
var skipPreFlight bool
cmd := &cobra.Command{
Use: "init",
Short: "Run this in order to set up the Kubernetes master",
Run: func(cmd *cobra.Command, args []string) {
i, err := NewInit(cfgPath, &cfg, skipPreFlight)
kubeadmutil.CheckErr(err)
kubeadmutil.CheckErr(i.Validate())
kubeadmutil.CheckErr(i.Run(out))
},
}
cmd.PersistentFlags().StringSliceVar(
&cfg.API.AdvertiseAddresses, "api-advertise-addresses", cfg.API.AdvertiseAddresses,
"The IP addresses to advertise, in case autodetection fails",
)
cmd.PersistentFlags().Int32Var(
&cfg.API.Port, "api-port", cfg.API.Port,
"Port for API to bind to",
)
cmd.PersistentFlags().StringSliceVar(
&cfg.API.ExternalDNSNames, "api-external-dns-names", cfg.API.ExternalDNSNames,
"The DNS names to advertise, in case you have configured them yourself",
)
cmd.PersistentFlags().StringVar(
&cfg.Networking.ServiceSubnet, "service-cidr", cfg.Networking.ServiceSubnet,
"Use alternative range of IP address for service VIPs",
)
cmd.PersistentFlags().StringVar(
&cfg.Networking.PodSubnet, "pod-network-cidr", cfg.Networking.PodSubnet,
"Specify range of IP addresses for the pod network; if set, the control plane will automatically allocate CIDRs for every node",
)
cmd.PersistentFlags().StringVar(
&cfg.Networking.DNSDomain, "service-dns-domain", cfg.Networking.DNSDomain,
`Use alternative domain for services, e.g. "myorg.internal"`,
)
cmd.PersistentFlags().Var(
flags.NewCloudProviderFlag(&cfg.CloudProvider), "cloud-provider",
`Enable cloud provider features (external load-balancers, storage, etc). Note that you have to configure all kubelets manually`,
)
cmd.PersistentFlags().StringVar(
&cfg.KubernetesVersion, "use-kubernetes-version", cfg.KubernetesVersion,
`Choose a specific Kubernetes version for the control plane`,
)
cmd.PersistentFlags().StringVar(&cfgPath, "config", cfgPath, "Path to kubeadm config file")
cmd.PersistentFlags().BoolVar(
&skipPreFlight, "skip-preflight-checks", skipPreFlight,
"skip preflight checks normally run before modifying the system",
)
cmd.PersistentFlags().Var(
discovery.NewDiscoveryValue(&cfg.Discovery), "discovery",
"The discovery method kubeadm will use for connecting nodes to the master",
)
return cmd
}