d29f6fc4e5
Internally, the engine deals with tokens.QName and not raw strings. Push that up to the API boundary
61 lines
2.2 KiB
Go
61 lines
2.2 KiB
Go
// Copyright 2017, Pulumi Corporation. All rights reserved.
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package engine
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import (
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"github.com/pkg/errors"
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"github.com/pulumi/pulumi/pkg/diag"
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"github.com/pulumi/pulumi/pkg/tokens"
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"github.com/pulumi/pulumi/pkg/util/contract"
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)
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type PreviewOptions struct {
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Package string // the package to compute the preview for
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Analyzers []string // an optional set of analyzers to run as part of this deployment.
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Debug bool // true to enable resource debugging output.
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Parallel int // the degree of parallelism for resource operations (<=1 for serial).
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ShowConfig bool // true to show the configuration variables being used.
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ShowReplacementSteps bool // true to show the replacement steps in the plan.
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ShowSames bool // true to show the resources that aren't updated, in addition to those that are.
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Summary bool // true if we should only summarize resources and operations.
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}
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func (eng *Engine) Preview(environment tokens.QName, opts PreviewOptions) error {
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// Initialize the diagnostics logger with the right stuff.
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eng.InitDiag(diag.FormatOptions{
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Colors: true,
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Debug: opts.Debug,
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})
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info, err := eng.initEnvCmdName(environment, opts.Package)
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if err != nil {
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return err
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}
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deployOpts := deployOptions{
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Debug: opts.Debug,
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Destroy: false,
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DryRun: true,
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Analyzers: opts.Analyzers,
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Parallel: opts.Parallel,
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ShowConfig: opts.ShowConfig,
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ShowReplacementSteps: opts.ShowReplacementSteps,
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ShowSames: opts.ShowSames,
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Summary: opts.Summary,
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}
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result, err := eng.plan(info, deployOpts)
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if err != nil {
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return err
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}
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if result != nil {
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defer contract.IgnoreClose(result)
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if err := eng.printPlan(result); err != nil {
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return err
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}
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}
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if !eng.Diag().Success() {
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// If any error occurred while walking the plan, be sure to let the developer know. Otherwise,
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// although error messages may have spewed to the output, the final lines of the plan may look fine.
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return errors.New("One or more errors occurred during the creation of this preview")
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}
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return nil
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}
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