podman/pkg/machine/ignition/ready.go

40 lines
1.5 KiB
Go

package ignition
import (
"errors"
"fmt"
"github.com/containers/podman/v5/pkg/machine/define"
)
// ReadyUnitOpts are options for creating the ready unit that reports back to podman
// when the system is booted
type ReadyUnitOpts struct {
Port uint64
}
// CreateReadyUnitFile makes the ready unit to report back to the host that the system is running
func CreateReadyUnitFile(provider define.VMType, opts *ReadyUnitOpts) (string, error) {
readyUnit := DefaultReadyUnitFile()
switch provider {
case define.QemuVirt:
readyUnit.Add("Unit", "Requires", "dev-virtio\\x2dports-vport1p1.device")
readyUnit.Add("Unit", "After", "systemd-user-sessions.service")
readyUnit.Add("Service", "ExecStart", "/bin/sh -c '/usr/bin/echo Ready >/dev/vport1p1'")
case define.AppleHvVirt:
readyUnit.Add("Unit", "Requires", "dev-virtio\\x2dports-vsock.device")
readyUnit.Add("Service", "ExecStart", "/bin/sh -c '/usr/bin/echo Ready | socat - VSOCK-CONNECT:2:1025'")
case define.HyperVVirt:
if opts == nil || opts.Port == 0 {
return "", errors.New("no port provided for hyperv ready unit")
}
readyUnit.Add("Unit", "After", "systemd-user-sessions.service")
readyUnit.Add("Service", "ExecStart", fmt.Sprintf("/bin/sh -c '/usr/bin/echo Ready | socat - VSOCK-CONNECT:2:%d'", opts.Port))
case define.WSLVirt: // WSL does not use ignition
return "", nil
default:
return "", fmt.Errorf("unable to generate ready unit for provider %q", provider.String())
}
return readyUnit.ToString()
}