mirror of https://github.com/k3s-io/k3s
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
283 lines
8.9 KiB
283 lines
8.9 KiB
package cmds
|
|
|
|
import (
|
|
"os"
|
|
"path/filepath"
|
|
|
|
"github.com/pkg/errors"
|
|
"github.com/rancher/k3s/pkg/version"
|
|
"github.com/urfave/cli"
|
|
)
|
|
|
|
type Agent struct {
|
|
Token string
|
|
TokenFile string
|
|
ClusterSecret string
|
|
ServerURL string
|
|
APIAddressCh chan string
|
|
DisableLoadBalancer bool
|
|
ETCDAgent bool
|
|
LBServerPort int
|
|
ResolvConf string
|
|
DataDir string
|
|
NodeIP cli.StringSlice
|
|
NodeExternalIP cli.StringSlice
|
|
NodeName string
|
|
PauseImage string
|
|
Snapshotter string
|
|
Docker bool
|
|
ContainerRuntimeEndpoint string
|
|
NoFlannel bool
|
|
FlannelIface string
|
|
FlannelConf string
|
|
Debug bool
|
|
Rootless bool
|
|
RootlessAlreadyUnshared bool
|
|
WithNodeID bool
|
|
EnableSELinux bool
|
|
ProtectKernelDefaults bool
|
|
ClusterReset bool
|
|
PrivateRegistry string
|
|
SystemDefaultRegistry string
|
|
AirgapExtraRegistry cli.StringSlice
|
|
ExtraKubeletArgs cli.StringSlice
|
|
ExtraKubeProxyArgs cli.StringSlice
|
|
Labels cli.StringSlice
|
|
Taints cli.StringSlice
|
|
ImageCredProvBinDir string
|
|
ImageCredProvConfig string
|
|
AgentShared
|
|
}
|
|
|
|
type AgentShared struct {
|
|
NodeIP string
|
|
}
|
|
|
|
var (
|
|
appName = filepath.Base(os.Args[0])
|
|
AgentConfig Agent
|
|
NodeIPFlag = cli.StringSliceFlag{
|
|
Name: "node-ip,i",
|
|
Usage: "(agent/networking) IPv4/IPv6 addresses to advertise for node",
|
|
Value: &AgentConfig.NodeIP,
|
|
}
|
|
NodeExternalIPFlag = cli.StringSliceFlag{
|
|
Name: "node-external-ip",
|
|
Usage: "(agent/networking) IPv4/IPv6 external IP addresses to advertise for node",
|
|
Value: &AgentConfig.NodeExternalIP,
|
|
}
|
|
NodeNameFlag = cli.StringFlag{
|
|
Name: "node-name",
|
|
Usage: "(agent/node) Node name",
|
|
EnvVar: version.ProgramUpper + "_NODE_NAME",
|
|
Destination: &AgentConfig.NodeName,
|
|
}
|
|
WithNodeIDFlag = cli.BoolFlag{
|
|
Name: "with-node-id",
|
|
Usage: "(agent/node) Append id to node name",
|
|
Destination: &AgentConfig.WithNodeID,
|
|
}
|
|
DockerFlag = cli.BoolFlag{
|
|
Name: "docker",
|
|
Usage: "(agent/runtime) Use docker instead of containerd",
|
|
Destination: &AgentConfig.Docker,
|
|
}
|
|
CRIEndpointFlag = cli.StringFlag{
|
|
Name: "container-runtime-endpoint",
|
|
Usage: "(agent/runtime) Disable embedded containerd and use alternative CRI implementation",
|
|
Destination: &AgentConfig.ContainerRuntimeEndpoint,
|
|
}
|
|
PrivateRegistryFlag = cli.StringFlag{
|
|
Name: "private-registry",
|
|
Usage: "(agent/runtime) Private registry configuration file",
|
|
Destination: &AgentConfig.PrivateRegistry,
|
|
Value: "/etc/rancher/" + version.Program + "/registries.yaml",
|
|
}
|
|
AirgapExtraRegistryFlag = cli.StringSliceFlag{
|
|
Name: "airgap-extra-registry",
|
|
Usage: "(agent/runtime) Additional registry to tag airgap images as being sourced from",
|
|
Value: &AgentConfig.AirgapExtraRegistry,
|
|
Hidden: true,
|
|
}
|
|
PauseImageFlag = cli.StringFlag{
|
|
Name: "pause-image",
|
|
Usage: "(agent/runtime) Customized pause image for containerd or docker sandbox",
|
|
Destination: &AgentConfig.PauseImage,
|
|
Value: DefaultPauseImage,
|
|
}
|
|
SnapshotterFlag = cli.StringFlag{
|
|
Name: "snapshotter",
|
|
Usage: "(agent/runtime) Override default containerd snapshotter",
|
|
Destination: &AgentConfig.Snapshotter,
|
|
Value: DefaultSnapshotter,
|
|
}
|
|
FlannelFlag = cli.BoolFlag{
|
|
Name: "no-flannel",
|
|
Usage: "(deprecated) use --flannel-backend=none",
|
|
Destination: &AgentConfig.NoFlannel,
|
|
}
|
|
FlannelIfaceFlag = cli.StringFlag{
|
|
Name: "flannel-iface",
|
|
Usage: "(agent/networking) Override default flannel interface",
|
|
Destination: &AgentConfig.FlannelIface,
|
|
}
|
|
FlannelConfFlag = cli.StringFlag{
|
|
Name: "flannel-conf",
|
|
Usage: "(agent/networking) Override default flannel config file",
|
|
Destination: &AgentConfig.FlannelConf,
|
|
}
|
|
ResolvConfFlag = cli.StringFlag{
|
|
Name: "resolv-conf",
|
|
Usage: "(agent/networking) Kubelet resolv.conf file",
|
|
EnvVar: version.ProgramUpper + "_RESOLV_CONF",
|
|
Destination: &AgentConfig.ResolvConf,
|
|
}
|
|
ExtraKubeletArgs = cli.StringSliceFlag{
|
|
Name: "kubelet-arg",
|
|
Usage: "(agent/flags) Customized flag for kubelet process",
|
|
Value: &AgentConfig.ExtraKubeletArgs,
|
|
}
|
|
ExtraKubeProxyArgs = cli.StringSliceFlag{
|
|
Name: "kube-proxy-arg",
|
|
Usage: "(agent/flags) Customized flag for kube-proxy process",
|
|
Value: &AgentConfig.ExtraKubeProxyArgs,
|
|
}
|
|
NodeTaints = cli.StringSliceFlag{
|
|
Name: "node-taint",
|
|
Usage: "(agent/node) Registering kubelet with set of taints",
|
|
Value: &AgentConfig.Taints,
|
|
}
|
|
NodeLabels = cli.StringSliceFlag{
|
|
Name: "node-label",
|
|
Usage: "(agent/node) Registering and starting kubelet with set of labels",
|
|
Value: &AgentConfig.Labels,
|
|
}
|
|
ImageCredProvBinDirFlag = cli.StringFlag{
|
|
Name: "image-credential-provider-bin-dir",
|
|
Usage: "(agent/node) The path to the directory where credential provider plugin binaries are located",
|
|
Destination: &AgentConfig.ImageCredProvBinDir,
|
|
Value: "/var/lib/rancher/credentialprovider/bin",
|
|
}
|
|
ImageCredProvConfigFlag = cli.StringFlag{
|
|
Name: "image-credential-provider-config",
|
|
Usage: "(agent/node) The path to the credential provider plugin config file",
|
|
Destination: &AgentConfig.ImageCredProvConfig,
|
|
Value: "/var/lib/rancher/credentialprovider/config.yaml",
|
|
}
|
|
DisableSELinuxFlag = cli.BoolTFlag{
|
|
Name: "disable-selinux",
|
|
Usage: "(deprecated) Use --selinux to explicitly enable SELinux",
|
|
Hidden: true,
|
|
}
|
|
ProtectKernelDefaultsFlag = cli.BoolFlag{
|
|
Name: "protect-kernel-defaults",
|
|
Usage: "(agent/node) Kernel tuning behavior. If set, error if kernel tunables are different than kubelet defaults.",
|
|
Destination: &AgentConfig.ProtectKernelDefaults,
|
|
}
|
|
SELinuxFlag = cli.BoolFlag{
|
|
Name: "selinux",
|
|
Usage: "(agent/node) Enable SELinux in containerd",
|
|
Hidden: false,
|
|
Destination: &AgentConfig.EnableSELinux,
|
|
EnvVar: version.ProgramUpper + "_SELINUX",
|
|
}
|
|
LBServerPortFlag = cli.IntFlag{
|
|
Name: "lb-server-port",
|
|
Usage: "(agent/node) Local port for supervisor client load-balancer. If the supervisor and apiserver are not colocated an additional port 1 less than this port will also be used for the apiserver client load-balancer.",
|
|
Hidden: false,
|
|
Destination: &AgentConfig.LBServerPort,
|
|
EnvVar: version.ProgramUpper + "_LB_SERVER_PORT",
|
|
Value: 6444,
|
|
}
|
|
)
|
|
|
|
func CheckSELinuxFlags(ctx *cli.Context) error {
|
|
disable, enable := DisableSELinuxFlag.Name, SELinuxFlag.Name
|
|
switch {
|
|
case ctx.IsSet(disable) && ctx.IsSet(enable):
|
|
return errors.Errorf("--%s is deprecated in favor of --%s to affirmatively enable it in containerd", disable, enable)
|
|
case ctx.IsSet(disable):
|
|
AgentConfig.EnableSELinux = !ctx.Bool(disable)
|
|
}
|
|
return nil
|
|
}
|
|
func NewAgentCommand(action func(ctx *cli.Context) error) cli.Command {
|
|
return cli.Command{
|
|
Name: "agent",
|
|
Usage: "Run node agent",
|
|
UsageText: appName + " agent [OPTIONS]",
|
|
Before: SetupDebug(CheckSELinuxFlags),
|
|
Action: action,
|
|
Flags: []cli.Flag{
|
|
ConfigFlag,
|
|
DebugFlag,
|
|
VLevel,
|
|
VModule,
|
|
LogFile,
|
|
AlsoLogToStderr,
|
|
cli.StringFlag{
|
|
Name: "token,t",
|
|
Usage: "(cluster) Token to use for authentication",
|
|
EnvVar: version.ProgramUpper + "_TOKEN",
|
|
Destination: &AgentConfig.Token,
|
|
},
|
|
cli.StringFlag{
|
|
Name: "token-file",
|
|
Usage: "(cluster) Token file to use for authentication",
|
|
EnvVar: version.ProgramUpper + "_TOKEN_FILE",
|
|
Destination: &AgentConfig.TokenFile,
|
|
},
|
|
cli.StringFlag{
|
|
Name: "server,s",
|
|
Usage: "(cluster) Server to connect to",
|
|
EnvVar: version.ProgramUpper + "_URL",
|
|
Destination: &AgentConfig.ServerURL,
|
|
},
|
|
cli.StringFlag{
|
|
Name: "data-dir,d",
|
|
Usage: "(agent/data) Folder to hold state",
|
|
Destination: &AgentConfig.DataDir,
|
|
Value: "/var/lib/rancher/" + version.Program + "",
|
|
},
|
|
NodeNameFlag,
|
|
WithNodeIDFlag,
|
|
NodeLabels,
|
|
NodeTaints,
|
|
ImageCredProvBinDirFlag,
|
|
ImageCredProvConfigFlag,
|
|
DockerFlag,
|
|
CRIEndpointFlag,
|
|
PauseImageFlag,
|
|
SnapshotterFlag,
|
|
PrivateRegistryFlag,
|
|
AirgapExtraRegistryFlag,
|
|
NodeIPFlag,
|
|
NodeExternalIPFlag,
|
|
ResolvConfFlag,
|
|
FlannelIfaceFlag,
|
|
FlannelConfFlag,
|
|
ExtraKubeletArgs,
|
|
ExtraKubeProxyArgs,
|
|
ProtectKernelDefaultsFlag,
|
|
cli.BoolFlag{
|
|
Name: "rootless",
|
|
Usage: "(experimental) Run rootless",
|
|
Destination: &AgentConfig.Rootless,
|
|
},
|
|
&SELinuxFlag,
|
|
LBServerPortFlag,
|
|
|
|
// Deprecated/hidden below
|
|
|
|
&DisableSELinuxFlag,
|
|
FlannelFlag,
|
|
cli.StringFlag{
|
|
Name: "cluster-secret",
|
|
Usage: "(deprecated) use --token",
|
|
Destination: &AgentConfig.ClusterSecret,
|
|
EnvVar: version.ProgramUpper + "_CLUSTER_SECRET",
|
|
},
|
|
},
|
|
}
|
|
}
|