mirror of https://github.com/pulumi/pulumi.git
397 lines
13 KiB
Go
397 lines
13 KiB
Go
// Copyright 2024, 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 fuzzing
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import (
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"fmt"
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"slices"
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"strings"
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lt "github.com/pulumi/pulumi/pkg/v3/engine/lifecycletest/framework"
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"github.com/pulumi/pulumi/pkg/v3/resource/deploy/providers"
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"github.com/pulumi/pulumi/sdk/v3/go/common/resource"
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"github.com/stretchr/testify/require"
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"golang.org/x/exp/maps"
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)
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func FixtureCode(
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t lt.TB,
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sso StackSpecOptions,
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snapSpec *SnapshotSpec,
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progSpec *ProgramSpec,
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provSpec *ProviderSpec,
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planSpec *PlanSpec,
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) string {
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var b strings.Builder
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// Preamble
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b.WriteString(fmt.Sprintf(`package lifecycletest
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import (
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"context"
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"testing"
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"github.com/blang/semver"
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"github.com/stretchr/testify/require"
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"github.com/pulumi/pulumi/pkg/v3/engine"
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"github.com/pulumi/pulumi/pkg/v3/resource/deploy"
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"github.com/pulumi/pulumi/pkg/v3/resource/deploy/deploytest"
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"github.com/pulumi/pulumi/pkg/v3/resource/deploy/providers"
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"github.com/pulumi/pulumi/sdk/v3/go/common/resource"
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"github.com/pulumi/pulumi/sdk/v3/go/common/resource/plugin"
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)
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func TestRepro(t *testing.T) {
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p := &TestPlan{
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Project: "%s",
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Stack: "%s",
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}
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project := p.GetProject()`,
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sso.Project,
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sso.Stack,
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))
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// Setup loaders
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b.WriteString("\n\n\tsetupLoaders := []*deploytest.ProviderLoader{")
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pkgs := maps.Keys(provSpec.Packages)
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slices.Sort(pkgs)
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for _, pkg := range pkgs {
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b.WriteString(fmt.Sprintf(`
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deploytest.NewProviderLoader("%s", semver.MustParse("1.0.0"), func() (plugin.Provider, error) {
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return &deploytest.Provider{}, nil
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}),`,
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pkg,
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))
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}
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b.WriteString("\n\t}")
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// Setup program (imperfect)
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b.WriteString(
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"\n\n\tsetupProgramF := deploytest.NewLanguageRuntimeF(func(_ plugin.RunInfo, monitor *deploytest.ResourceMonitor) error {",
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)
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indicesByURN := map[resource.URN]int{}
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varFor := func(urn resource.URN) string {
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if i, has := indicesByURN[urn]; has {
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return fmt.Sprintf("res%d", i)
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}
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return "resUnknown"
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}
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for i, r := range snapSpec.Resources {
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indicesByURN[r.URN()] = i
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if r.Provider != "" {
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ref, err := providers.ParseReference(r.Provider)
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require.NoError(t, err)
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b.WriteString(fmt.Sprintf("\n\t\tres%dProvRef, err := providers.NewReference(%[2]s.URN, %[2]s.ID)", i, varFor(ref.URN())))
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b.WriteString("\n\t\trequire.NoError(t, err)")
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}
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b.WriteString(fmt.Sprintf(
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"\n\t\tres%d, err := monitor.RegisterResource(\"%s\", \"%s\", %v, deploytest.ResourceOptions{",
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i, r.Type, r.Name, r.Custom,
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))
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if r.Delete {
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b.WriteString("\n\t\t\t// You'll need to set-up a means for Delete: true to be set on this resource")
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b.WriteString("\n\t\t\t// Delete: true,")
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}
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if r.PendingReplacement {
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b.WriteString("\n\t\t\t// You'll need to set-up a means for PendingReplacement: true to be set on this resource")
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b.WriteString("\n\t\t\t// PendingReplacement: true,")
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}
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if r.Protect {
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b.WriteString("\n\t\t\tProtect: true,")
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}
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if r.RetainOnDelete {
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b.WriteString("\n\t\t\tRetainOnDelete: true,")
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}
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if r.Provider != "" {
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b.WriteString(fmt.Sprintf("\n\t\t\tProvider: res%dProvRef.String(),", i))
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}
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if len(r.Dependencies) > 0 {
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b.WriteString("\n\t\t\tDependencies: []resource.URN{")
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for _, dep := range r.Dependencies {
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b.WriteString(fmt.Sprintf("\n\t\t\t\t%s.URN,", varFor(dep)))
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}
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b.WriteString("\n\t\t\t},")
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}
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if len(r.PropertyDependencies) > 0 {
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b.WriteString("\n\t\t\tPropertyDeps: map[resource.PropertyKey][]resource.URN{")
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for k, deps := range r.PropertyDependencies {
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b.WriteString(fmt.Sprintf("\n\t\t\t\t\"%s\": {", k))
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for _, dep := range deps {
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b.WriteString(fmt.Sprintf("\n\t\t\t\t\t%s.URN,", varFor(dep)))
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}
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b.WriteString("\n\t\t\t\t},")
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}
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b.WriteString("\n\t\t\t},")
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}
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if r.DeletedWith != "" {
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b.WriteString(fmt.Sprintf("\n\t\t\tDeletedWith: %s.URN,", varFor(r.DeletedWith)))
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}
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b.WriteString("\n\t\t})")
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b.WriteString("\n\t\trequire.NoError(t, err)\n")
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}
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b.WriteString("\n\t\treturn nil")
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b.WriteString("\n\t})")
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// Setup execution
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b.WriteString("\n\n\tsetupHostF := deploytest.NewPluginHostF(nil, nil, setupProgramF, setupLoaders...)")
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b.WriteString("\n\tsetupOpts := TestUpdateOptions{")
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b.WriteString("\n\t\tT: t,")
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b.WriteString("\n\t\tHostF: setupHostF,")
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b.WriteString("\n\t}")
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b.WriteString(
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"\n\n\tsetupSnap, err := " +
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"TestOp(engine.Update).RunStep(project, p.GetTarget(t, nil), setupOpts, false, p.BackendClient, nil, \"0\")",
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)
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b.WriteString("\n\trequire.NoError(t, err)")
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// Reproduction loaders
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b.WriteString("\n\n\tcreateF := func(ctx context.Context, req plugin.CreateRequest) (plugin.CreateResponse, error) {")
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if len(provSpec.Create) > 0 {
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b.WriteString("\n\t\tswitch req.URN {")
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for urn := range provSpec.Create {
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b.WriteString(fmt.Sprintf("\n\t\tcase \"%s\":", urn))
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b.WriteString("\n\t\t\treturn plugin.CreateResponse{Status: resource.StatusUnknown}, fmt.Errorf(\"create failure for %s\", req.URN)")
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}
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b.WriteString("\n\t\t}")
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}
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b.WriteString("\n\t\treturn plugin.CreateResponse{Properties: req.Properties, Status: resource.StatusOK}, nil")
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b.WriteString("\n\t}")
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b.WriteString("\n\n\tdeleteF := func(ctx context.Context, req plugin.DeleteRequest) (plugin.DeleteResponse, error) {")
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if len(provSpec.Delete) > 0 {
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b.WriteString("\n\t\tswitch req.URN {")
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for urn := range provSpec.Delete {
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b.WriteString(fmt.Sprintf("\n\t\tcase \"%s\":", urn))
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b.WriteString("\n\t\t\treturn plugin.DeleteResponse{Status: resource.StatusUnknown}, fmt.Errorf(\"delete failure for %s\", req.URN)")
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}
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b.WriteString("\n\t\t}")
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}
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b.WriteString("\n\t\treturn plugin.DeleteResponse{Status: resource.StatusOK}, nil")
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b.WriteString("\n\t}")
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b.WriteString("\n\n\tdiffF := func(ctx context.Context, req plugin.DiffRequest) (plugin.DiffResponse, error) {")
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if len(provSpec.Diff) > 0 {
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b.WriteString("\n\t\tswitch req.URN {")
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for urn, action := range provSpec.Diff {
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b.WriteString(fmt.Sprintf("\n\t\tcase \"%s\":", urn))
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switch action {
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case ProviderDiffDeleteBeforeReplace:
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b.WriteString("\n\t\t\treturn plugin.DiffResponse{")
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b.WriteString("\n\t\t\t\tChanges: plugin.DiffSome,")
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b.WriteString("\n\t\t\t\tReplaceKeys: []resource.PropertyKey{\"__replace\"},")
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b.WriteString("\n\t\t\t\tDeleteBeforeReplace: true,")
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b.WriteString("\n\t\t\t}, nil")
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case ProviderDiffDeleteAfterReplace:
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b.WriteString("\n\t\t\treturn plugin.DiffResponse{")
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b.WriteString("\n\t\t\t\tChanges: plugin.DiffSome,")
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b.WriteString("\n\t\t\t\tReplaceKeys: []resource.PropertyKey{\"__replace\"},")
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b.WriteString("\n\t\t\t\tDeleteBeforeReplace: false,")
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b.WriteString("\n\t\t\t}, nil")
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case ProviderDiffChange:
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b.WriteString("\n\t\t\treturn plugin.DiffResponse{Changes: plugin.DiffSome}, nil")
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case ProviderDiffFailure:
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b.WriteString("\n\t\t\treturn plugin.DiffResponse{}, fmt.Errorf(\"diff failure for %s\", req.URN)")
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}
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}
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b.WriteString("\n\t\t}")
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}
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b.WriteString("\n\t\treturn plugin.DiffResponse{}, nil")
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b.WriteString("\n\t}")
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b.WriteString("\n\n\treadF := func(ctx context.Context, req plugin.ReadRequest) (plugin.ReadResponse, error) {")
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if len(provSpec.Read) > 0 {
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b.WriteString("\n\t\tswitch req.URN {")
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for urn, action := range provSpec.Read {
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b.WriteString(fmt.Sprintf("\n\t\tcase \"%s\":", urn))
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switch action {
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case ProviderReadDeleted:
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b.WriteString("\n\t\t\treturn plugin.ReadResponse{}, nil")
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case ProviderReadFailure:
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b.WriteString("\n\t\t\treturn plugin.ReadResponse{Status: resource.StatusPartialFailure}, fmt.Errorf(\"read failure for %s\", req.URN)")
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}
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}
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b.WriteString("\n\t\t}")
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}
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b.WriteString("\n\t\treturn plugin.ReadResponse{")
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b.WriteString("\n\t\t\tReadResult: plugin.ReadResult{Outputs: resource.PropertyMap{}},")
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b.WriteString("\n\t\t\tStatus: resource.StatusOK,")
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b.WriteString("\n\t\t}, nil")
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b.WriteString("\n\t}")
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b.WriteString("\n\n\tupdateF := func(ctx context.Context, req plugin.UpdateRequest) (plugin.UpdateResponse, error) {")
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if len(provSpec.Update) > 0 {
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b.WriteString("\n\t\tswitch req.URN {")
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for urn := range provSpec.Update {
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b.WriteString(fmt.Sprintf("\n\t\tcase \"%s\":", urn))
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b.WriteString("\n\t\t\treturn plugin.UpdateResponse{Status: resource.StatusUnknown}, fmt.Errorf(\"update failure for %s\", req.URN)")
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}
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b.WriteString("\n\t\t}")
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}
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b.WriteString("\n\t\treturn plugin.UpdateResponse{")
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b.WriteString("\n\t\t\tProperties: req.NewInputs,")
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b.WriteString("\n\t\t\tStatus: resource.StatusOK,")
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b.WriteString("\n\t\t}, nil")
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b.WriteString("\n\t}")
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b.WriteString("\n\n\treproLoaders := []*deploytest.ProviderLoader{")
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for _, pkg := range pkgs {
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b.WriteString(fmt.Sprintf(`
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deploytest.NewProviderLoader("%s", semver.MustParse("1.0.0"), func() (plugin.Provider, error) {
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return &deploytest.Provider{CreateF: createF, DeleteF: deleteF, DiffF: diffF, ReadF: readF, UpdateF: updateF}, nil
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}),`,
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pkg,
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))
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}
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b.WriteString("\n\t}")
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// Reproduction program (imperfect)
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b.WriteString(
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"\n\n\treproProgramF := deploytest.NewLanguageRuntimeF(func(_ plugin.RunInfo, monitor *deploytest.ResourceMonitor) error {",
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)
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indicesByURN = map[resource.URN]int{}
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for i, r := range progSpec.ResourceRegistrations {
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indicesByURN[r.URN()] = i
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if r.Provider != "" {
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ref, err := providers.ParseReference(r.Provider)
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require.NoError(t, err)
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b.WriteString(fmt.Sprintf("\n\t\tres%dProvRef, err := providers.NewReference(%[2]s.URN, %[2]s.ID)", i, varFor(ref.URN())))
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b.WriteString("\n\t\trequire.NoError(t, err)")
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}
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b.WriteString(fmt.Sprintf(
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"\n\t\tres%d, err := monitor.RegisterResource(\"%s\", \"%s\", %v, deploytest.ResourceOptions{",
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i, r.Type, r.Name, r.Custom,
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))
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if r.Delete {
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b.WriteString("\n\t\t\t// You'll need to set-up a means for Delete: true to be set on this resource")
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b.WriteString("\n\t\t\t// Delete: true,")
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}
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if r.PendingReplacement {
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b.WriteString("\n\t\t\t// You'll need to set-up a means for PendingReplacement: true to be set on this resource")
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b.WriteString("\n\t\t\t// PendingReplacement: true,")
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}
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if r.Protect {
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b.WriteString("\n\t\t\tProtect: true,")
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}
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if r.RetainOnDelete {
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b.WriteString("\n\t\t\tRetainOnDelete: true,")
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}
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if r.Provider != "" {
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b.WriteString(fmt.Sprintf("\n\t\t\tProvider: res%dProvRef.String(),", i))
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}
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if len(r.Dependencies) > 0 {
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b.WriteString("\n\t\t\tDependencies: []resource.URN{")
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for _, dep := range r.Dependencies {
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b.WriteString(fmt.Sprintf("\n\t\t\t\t%s.URN,", varFor(dep)))
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}
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b.WriteString("\n\t\t\t},")
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}
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if len(r.PropertyDependencies) > 0 {
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b.WriteString("\n\t\t\tPropertyDeps: map[resource.PropertyKey][]resource.URN{")
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for k, deps := range r.PropertyDependencies {
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b.WriteString(fmt.Sprintf("\n\t\t\t\t\"%s\": {", k))
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for _, dep := range deps {
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b.WriteString(fmt.Sprintf("\n\t\t\t\t\t%s.URN,", varFor(dep)))
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}
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b.WriteString("\n\t\t\t\t},")
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}
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b.WriteString("\n\t\t\t},")
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}
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if r.DeletedWith != "" {
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b.WriteString(fmt.Sprintf("\n\t\t\tDeletedWith: %s.URN,", varFor(r.DeletedWith)))
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}
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b.WriteString("\n\t\t})")
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b.WriteString("\n\t\trequire.NoError(t, err)\n")
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}
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b.WriteString("\n\t\treturn nil")
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b.WriteString("\n\t})")
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// Reproduction execution
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b.WriteString("\n\n\treproHostF := deploytest.NewPluginHostF(nil, nil, reproProgramF, reproLoaders...)")
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b.WriteString("\n\treproOpts := TestUpdateOptions{")
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b.WriteString("\n\t\tT: t,")
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b.WriteString("\n\t\tHostF: reproHostF,")
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b.WriteString("\n\t\tUpdateOptions: engine.UpdateOptions{")
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if len(planSpec.TargetURNs) > 0 {
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b.WriteString("\n\t\t\tTargets: deploy.NewUrnTargets([]string{")
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for _, urn := range planSpec.TargetURNs {
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b.WriteString(fmt.Sprintf("\n\t\t\t\t\"%s\",", urn))
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}
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b.WriteString("\n\t\t\t}),")
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}
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b.WriteString("\n\t\t},")
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b.WriteString("\n\t}")
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var operation string
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switch planSpec.Operation {
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case PlanOperationUpdate:
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operation = "engine.Update"
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case PlanOperationRefresh:
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operation = "engine.Refresh"
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case PlanOperationDestroy:
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operation = "engine.Destroy"
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}
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b.WriteString(fmt.Sprintf(
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"\n\n\treproSnap, err := "+
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"TestOp(%s).RunStep(project, p.GetTarget(t, setupSnap), reproOpts, false, p.BackendClient, nil, \"1\")",
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operation,
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))
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b.WriteString("\n\trequire.NoError(t, err)")
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b.WriteString("\n}")
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return b.String()
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}
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