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https://github.com/podman-container-tools/podman.git
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15c9ca130f
Introducing a new `podmand system` subcommand to prepare a Windows host to run Hyper-V based Podman machines: `hyperv-prep`. When executed it: - creates of the registry keys for VSocks - adds the current user to the Hyper-V administrators group This command requires an administrator terminal. Signed-off-by: Mario Loriedo <mario.loriedo@gmail.com>
80 lines
2.5 KiB
Go
80 lines
2.5 KiB
Go
//go:build windows
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package hyperv
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import (
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"errors"
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"fmt"
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"path"
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"strconv"
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"strings"
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"github.com/sirupsen/logrus"
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"go.podman.io/podman/v6/pkg/machine"
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"go.podman.io/podman/v6/pkg/machine/hyperv/vsock"
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"go.podman.io/podman/v6/pkg/machine/vmconfigs"
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"go.podman.io/podman/v6/pkg/machine/windows"
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)
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func startShares(mc *vmconfigs.MachineConfig) error {
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for _, mount := range mc.Mounts {
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var args []string
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cleanTarget := path.Clean(mount.Target)
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requiresChattr := !strings.HasPrefix(cleanTarget, "/home") && !strings.HasPrefix(cleanTarget, "/mnt")
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if requiresChattr {
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args = append(args, "sudo", "chattr", "-i", "/", "; ")
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}
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args = append(args, "sudo", "mkdir", "-p", strconv.Quote(cleanTarget), "; ")
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if requiresChattr {
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args = append(args, "sudo", "chattr", "+i", "/", "; ")
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}
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args = append(args, "sudo", "podman")
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if logrus.IsLevelEnabled(logrus.DebugLevel) {
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args = append(args, "--log-level=debug")
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}
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// just being protective here; in a perfect world, this cannot happen
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if mount.VSockNumber == nil {
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return errors.New("cannot start 9p shares with undefined vsock number")
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}
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args = append(args, "machine", "client9p", fmt.Sprintf("%d", *mount.VSockNumber), strconv.Quote(mount.Target))
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if err := machine.LocalhostSSH(mc.SSH.RemoteUsername, mc.SSH.IdentityPath, mc.Name, mc.SSH.Port, args); err != nil {
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return err
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}
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}
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return nil
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}
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func createShares(mc *vmconfigs.MachineConfig) (err error) {
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fileServerVsocks, err := vsock.LoadAllHVSockRegistryEntriesByPurpose(vsock.Fileserver)
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if err != nil {
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return fmt.Errorf("failed to load existing file server vsock registry entries: %w", err)
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}
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for i, mount := range mc.Mounts {
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var testVsock *vsock.HVSockRegistryEntry
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// Check if there's an existing file server vsock entry that can be reused for the current mount.
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if i < len(fileServerVsocks) {
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testVsock = fileServerVsocks[i]
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} else {
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// If no existing vsock entry can be reused, a new one must be created.
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// Creating a new HVSockRegistryEntry requires administrator privileges.
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if !windows.HasAdminRights() {
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if i == 0 {
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return ErrHypervRegistryInitRequiresElevation
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}
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return ErrHypervRegistryUpdateRequiresElevation
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}
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testVsock, err = vsock.NewHVSockRegistryEntry(vsock.Fileserver, false)
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if err != nil {
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return err
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}
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}
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mount.VSockNumber = &testVsock.Port
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mc.HyperVHypervisor.FileserverVSocks = append(mc.HyperVHypervisor.FileserverVSocks, *testVsock)
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logrus.Debugf("Going to share directory %s via 9p on vsock %d", mount.Source, testVsock.Port)
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}
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return nil
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}
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