Andrey Smirnov 371cbfa7ae feat: implement talos.shutdown=[halt|poweroff] kernel argument
This allows to change `Shutdown()` API behavior to halt the system
instead of powering it off.

This is useful for QEMU provisioner, as it doesn't distinguiush between
power off and reboot.

Signed-off-by: Andrey Smirnov <smirnov.andrey@gmail.com>
2020-10-08 01:34:44 +03:00

61 lines
1.7 KiB
Go

// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
package qemu
import (
"context"
"github.com/talos-systems/talos/pkg/machinery/config/types/v1alpha1/generate"
"github.com/talos-systems/talos/pkg/provision"
"github.com/talos-systems/talos/pkg/provision/providers/vm"
)
type provisioner struct {
vm.Provisioner
}
// NewProvisioner initializes qemu provisioner.
func NewProvisioner(ctx context.Context) (provision.Provisioner, error) {
p := &provisioner{
vm.Provisioner{
Name: "qemu",
},
}
return p, nil
}
// Close and release resources.
func (p *provisioner) Close() error {
return nil
}
// GenOptions provides a list of additional config generate options.
func (p *provisioner) GenOptions(networkReq provision.NetworkRequest) []generate.GenOption {
nameservers := make([]string, len(networkReq.Nameservers))
for i := range nameservers {
nameservers[i] = networkReq.Nameservers[i].String()
}
return []generate.GenOption{
generate.WithInstallDisk("/dev/vda"),
generate.WithInstallExtraKernelArgs([]string{
"console=ttyS0", // TODO: should depend on arch
// reboot configuration
"reboot=k",
"panic=1",
"talos.shutdown=halt",
// Talos-specific
"talos.platform=metal",
}),
}
}
// GetLoadBalancers returns internal/external loadbalancer endpoints.
func (p *provisioner) GetLoadBalancers(networkReq provision.NetworkRequest) (internalEndpoint, externalEndpoint string) {
// qemu runs loadbalancer on the bridge, which is good for both internal access, external access goes via round-robin
return networkReq.GatewayAddr.String(), ""
}