mirror of https://github.com/pulumi/pulumi.git
127 lines
4.3 KiB
Go
127 lines
4.3 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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"fmt"
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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/diag"
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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 Refresh(
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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, "refresh", 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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// Force opts.Refresh to true.
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opts.Refresh = true
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logging.V(7).Infof("*** Starting Refresh(preview=%v) ***", dryRun)
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defer logging.V(7).Infof("*** Refresh(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: newRefreshSource,
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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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isRefresh: true,
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DryRun: dryRun,
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})
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}
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func newRefreshSource(
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ctx context.Context, client deploy.BackendClient, opts *deploymentOptions, proj *workspace.Project, pwd, main,
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projectRoot string, 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 refresh everything in the snapshot. While we don't
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// run the program like update does, we still grab the plugins from the program in order to inform the user if their
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// program has updates to plugins that will not be used as part of the refresh operation. In the event that there is
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// no root directory/Pulumi.yaml (perhaps as the result of a command to which an explicit stack name has been passed),
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// we'll populate an empty set of program plugins.
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var programPackages PackageSet
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if plugctx.Root != "" {
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runtime := proj.Runtime.Name()
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programInfo := plugin.NewProgramInfo(
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/* rootDirectory */ plugctx.Root,
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/* programDirectory */ pwd,
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/* entryPoint */ main,
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/* options */ proj.Runtime.Options(),
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)
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var err error
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programPackages, err = gatherPackagesFromProgram(plugctx, runtime, programInfo)
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if err != nil {
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programPackages = NewPackageSet()
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}
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} else {
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programPackages = NewPackageSet()
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}
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snapshotPackages, err := gatherPackagesFromSnapshot(plugctx, target)
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if err != nil {
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return nil, err
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}
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packageUpdates := programPackages.UpdatesTo(snapshotPackages)
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if len(packageUpdates) > 0 {
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for _, update := range packageUpdates {
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plugctx.Diag.Warningf(diag.Message("", fmt.Sprintf(
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"refresh operation is using an older version of package '%s' than the specified program version: %s < %s",
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update.New.PackageName(), update.Old.PackageVersion(), update.New.PackageVersion(),
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)))
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}
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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, snapshotPackages.ToPluginSet().Deduplicate(),
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plugctx.Host.GetProjectPlugins(), false /*reinstall*/, false /*explicitInstall*/); err != nil {
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logging.V(7).Infof("newRefreshSource(): failed to install missing plugins: %v", err)
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}
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// Just return an error source. Refresh doesn't use its source.
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return deploy.NewErrorSource(proj.Name), nil
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}
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