don't read data sources that are to be removed
We can directly remove orphaned data sources from the refesh state.
This commit is contained in:
parent
72e81de0fc
commit
73627e4dc3
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@ -1743,3 +1743,54 @@ resource "aws_instance" "bar" {
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t.Fatal("create_before_destroy not updated in instance state")
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}
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}
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func TestContext2Refresh_dataSourceOrphan(t *testing.T) {
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m := testModuleInline(t, map[string]string{
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"main.tf": ``,
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})
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state := states.NewState()
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root := state.EnsureModule(addrs.RootModuleInstance)
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root.SetResourceInstanceCurrent(
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addrs.Resource{
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Mode: addrs.DataResourceMode,
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Type: "test_data_source",
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Name: "foo",
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}.Instance(addrs.NoKey),
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&states.ResourceInstanceObjectSrc{
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Status: states.ObjectReady,
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AttrsJSON: []byte(`{"id":"foo"}`),
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Dependencies: []addrs.ConfigResource{},
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},
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addrs.AbsProviderConfig{
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Provider: addrs.NewDefaultProvider("test"),
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Module: addrs.RootModule,
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},
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)
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p := testProvider("test")
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p.ReadDataSourceFn = func(req providers.ReadDataSourceRequest) (resp providers.ReadDataSourceResponse) {
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resp.State = cty.NullVal(req.Config.Type())
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return
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}
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ctx := testContext2(t, &ContextOpts{
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Config: m,
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Providers: map[addrs.Provider]providers.Factory{
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addrs.NewDefaultProvider("test"): testProviderFuncFixed(p),
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},
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State: state,
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})
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_, diags := ctx.Refresh()
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if diags.HasErrors() {
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t.Fatal(diags.Err())
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}
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if p.ReadResourceCalled {
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t.Fatal("there are no managed resources to read")
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}
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if p.ReadDataSourceCalled {
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t.Fatal("orphaned data source instance should not be read")
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}
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}
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@ -36,7 +36,7 @@ func (n *NodePlannableResourceInstance) Execute(ctx EvalContext, op walkOperatio
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// Eval info is different depending on what kind of resource this is
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switch addr.Resource.Resource.Mode {
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case addrs.ManagedResourceMode:
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return n.managedResourceExecute(ctx, n.skipRefresh)
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return n.managedResourceExecute(ctx)
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case addrs.DataResourceMode:
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return n.dataResourceExecute(ctx)
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default:
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@ -123,7 +123,7 @@ func (n *NodePlannableResourceInstance) dataResourceExecute(ctx EvalContext) err
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return err
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}
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func (n *NodePlannableResourceInstance) managedResourceExecute(ctx EvalContext, skipRefresh bool) error {
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func (n *NodePlannableResourceInstance) managedResourceExecute(ctx EvalContext) error {
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config := n.Config
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addr := n.ResourceInstanceAddr()
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@ -162,7 +162,7 @@ func (n *NodePlannableResourceInstance) managedResourceExecute(ctx EvalContext,
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}
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// Refresh, maybe
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if !skipRefresh {
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if !n.skipRefresh {
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refresh := &EvalRefresh{
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Addr: addr.Resource,
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ProviderAddr: n.ResolvedProvider,
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@ -1,6 +1,10 @@
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package terraform
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import (
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"fmt"
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"log"
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"github.com/hashicorp/terraform/addrs"
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"github.com/hashicorp/terraform/plans"
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"github.com/hashicorp/terraform/states"
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)
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@ -32,6 +36,28 @@ func (n *NodePlannableResourceInstanceOrphan) Name() string {
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func (n *NodePlannableResourceInstanceOrphan) Execute(ctx EvalContext, op walkOperation) error {
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addr := n.ResourceInstanceAddr()
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// Eval info is different depending on what kind of resource this is
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switch addr.Resource.Resource.Mode {
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case addrs.ManagedResourceMode:
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return n.managedResourceExecute(ctx)
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case addrs.DataResourceMode:
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return n.dataResourceExecute(ctx)
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default:
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panic(fmt.Errorf("unsupported resource mode %s", n.Config.Mode))
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}
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}
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func (n *NodePlannableResourceInstanceOrphan) dataResourceExecute(ctx EvalContext) error {
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// A data source that is no longer in the config is removed from the state
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log.Printf("[TRACE] NodePlannableResourceInstanceOrphan: removing state object for %s", n.Addr)
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state := ctx.RefreshState()
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state.SetResourceInstanceCurrent(n.Addr, nil, n.ResolvedProvider)
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return nil
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}
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func (n *NodePlannableResourceInstanceOrphan) managedResourceExecute(ctx EvalContext) error {
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addr := n.ResourceInstanceAddr()
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// Declare a bunch of variables that are used for state during
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// evaluation. These are written to by-address below.
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var change *plans.ResourceInstanceChange
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