mirror of https://github.com/pulumi/pulumi.git
97 lines
3.2 KiB
Go
97 lines
3.2 KiB
Go
// Copyright 2016-2018, Pulumi Corporation.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package engine
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import (
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"context"
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"github.com/pulumi/pulumi/pkg/v3/display"
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"github.com/pulumi/pulumi/pkg/v3/resource/deploy"
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"github.com/pulumi/pulumi/sdk/v3/go/common/resource/plugin"
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"github.com/pulumi/pulumi/sdk/v3/go/common/util/contract"
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"github.com/pulumi/pulumi/sdk/v3/go/common/util/logging"
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"github.com/pulumi/pulumi/sdk/v3/go/common/workspace"
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)
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func Destroy(
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u UpdateInfo,
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ctx *Context,
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opts UpdateOptions,
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dryRun bool,
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) (*deploy.Plan, display.ResourceChanges, error) {
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contract.Requiref(u != nil, "u", "cannot be nil")
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contract.Requiref(ctx != nil, "ctx", "cannot be nil")
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defer func() { ctx.Events <- NewCancelEvent() }()
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info, err := newDeploymentContext(u, "destroy", ctx.ParentSpan)
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if err != nil {
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return nil, nil, err
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}
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defer info.Close()
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emitter, err := makeEventEmitter(ctx.Events, u)
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if err != nil {
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return nil, nil, err
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}
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defer emitter.Close()
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logging.V(7).Infof("*** Starting Destroy(preview=%v) ***", dryRun)
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defer logging.V(7).Infof("*** Destroy(preview=%v) complete ***", dryRun)
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if err := checkTargets(opts.Targets, u.GetTarget().Snapshot); err != nil {
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return nil, nil, err
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}
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return update(ctx, info, &deploymentOptions{
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UpdateOptions: opts,
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SourceFunc: newDestroySource,
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Events: emitter,
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Diag: newEventSink(emitter, false),
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StatusDiag: newEventSink(emitter, true),
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DryRun: dryRun,
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})
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}
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func newDestroySource(
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ctx context.Context,
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client deploy.BackendClient, opts *deploymentOptions, proj *workspace.Project, pwd, main, projectRoot string,
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target *deploy.Target, plugctx *plugin.Context,
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) (deploy.Source, error) {
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// Like Update, we need to gather the set of plugins necessary to delete everything in the snapshot.
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// Unlike Update, we don't actually run the user's program so we only need the set of plugins described
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// in the snapshot.
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plugins, err := gatherPluginsFromSnapshot(plugctx, target)
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if err != nil {
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return nil, err
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}
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// Like Update, if we're missing plugins, attempt to download the missing plugins.
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if err := EnsurePluginsAreInstalled(ctx, opts, plugctx.Diag, plugins.Deduplicate(),
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plugctx.Host.GetProjectPlugins(), false /*reinstall*/, false /*explicitInstall*/); err != nil {
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logging.V(7).Infof("newDestroySource(): failed to install missing plugins: %v", err)
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}
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// We don't need the language plugin, since destroy doesn't run code, so we will leave that out.
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if err := ensurePluginsAreLoaded(plugctx, plugins, plugin.AnalyzerPlugins); err != nil {
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return nil, err
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}
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// Create a nil source. This simply returns "nothing" as the new state, which will cause the
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// engine to destroy the entire existing state.
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return deploy.NewNullSource(proj.Name), nil
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}
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