pulumi/pkg/engine/destroy.go
Pat Gavlin 2d6579acee
Enhance the engine's tracing support a bit. (#1328)
- Allow callers to provide a parent span for the engine's operations
- Tag each plan context with the name of its associated operation
2018-05-04 17:01:35 -07:00

50 lines
1.4 KiB
Go

// Copyright 2018, Pulumi Corporation. All rights reserved.
package engine
import (
"github.com/pulumi/pulumi/pkg/resource/deploy"
"github.com/pulumi/pulumi/pkg/resource/plugin"
"github.com/pulumi/pulumi/pkg/util/contract"
"github.com/pulumi/pulumi/pkg/workspace"
)
func Destroy(
u UpdateInfo, ctx *Context, opts UpdateOptions, dryRun bool) (ResourceChanges, error) {
contract.Require(u != nil, "u")
contract.Require(ctx != nil, "ctx")
defer func() { ctx.Events <- cancelEvent() }()
info, err := newPlanContext(u, "destroy", ctx.ParentSpan)
if err != nil {
return nil, err
}
defer info.Close()
emitter := makeEventEmitter(ctx.Events, u)
return update(ctx, info, planOptions{
UpdateOptions: opts,
SourceFunc: newDestroySource,
Events: emitter,
Diag: newEventSink(emitter),
}, dryRun)
}
func newDestroySource(
opts planOptions, proj *workspace.Project, pwd, main string,
target *deploy.Target, plugctx *plugin.Context, dryRun bool) (deploy.Source, error) {
// For destroy, we consult the manifest for the plugin versions/ required to destroy it.
if target != nil && target.Snapshot != nil {
if err := plugctx.Host.EnsurePlugins(target.Snapshot.Manifest.Plugins); err != nil {
return nil, err
}
}
// Create a nil source. This simply returns "nothing" as the new state, which will cause the
// engine to destroy the entire existing state.
return deploy.NullSource, nil
}