Andrey Smirnov 9379cf9ee1 refactor: expose provision as public package
This change is only moving packages and updating import paths.

Goal: expose `internal/pkg/provision` as `pkg/provision` to enable other
projects to import Talos provisioning library.

As cluster checks are almost always required as part of provisioning
process, package `internal/pkg/cluster` was also made public as
`pkg/cluster`.

Other changes were direct dependencies discovered by `importvet` which
were updated.

Public packages (useful, general purpose packages with stable API):

* `internal/pkg/conditions` -> `pkg/conditions`
* `internal/pkg/tail` -> `pkg/tail`

Private packages (used only on provisioning library internally):

* `internal/pkg/inmemhttp` -> `pkg/provision/internal/inmemhttp`
* `internal/pkg/kernel/vmlinuz` -> `pkg/provision/internal/vmlinuz`
* `internal/pkg/cniutils` -> `pkg/provision/internal/cniutils`

Signed-off-by: Andrey Smirnov <smirnov.andrey@gmail.com>
2020-08-12 05:12:05 -07:00

64 lines
1.5 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"
"fmt"
"os"
"github.com/talos-systems/talos/pkg/provision"
"github.com/talos-systems/talos/pkg/provision/providers/vm"
)
// Destroy Talos cluster as set of qemu VMs.
func (p *provisioner) Destroy(ctx context.Context, cluster provision.Cluster, opts ...provision.Option) error {
options := provision.DefaultOptions()
for _, opt := range opts {
if err := opt(&options); err != nil {
return err
}
}
fmt.Fprintln(options.LogWriter, "stopping VMs")
if err := p.DestroyNodes(cluster.Info(), &options); err != nil {
return err
}
state, ok := cluster.(*vm.State)
if !ok {
return fmt.Errorf("error inspecting firecracker state, %#+v", cluster)
}
fmt.Fprintln(options.LogWriter, "removing dhcpd")
if err := p.DestroyDHCPd(state); err != nil {
return fmt.Errorf("error stopping dhcpd: %w", err)
}
fmt.Fprintln(options.LogWriter, "removing load balancer")
if err := p.DestroyLoadBalancer(state); err != nil {
return fmt.Errorf("error stopping loadbalancer: %w", err)
}
fmt.Fprintln(options.LogWriter, "removing network")
if err := p.DestroyNetwork(state); err != nil {
return err
}
fmt.Fprintln(options.LogWriter, "removing state directory")
stateDirectoryPath, err := cluster.StatePath()
if err != nil {
return err
}
return os.RemoveAll(stateDirectoryPath)
}