116 lines
3.3 KiB
Go
116 lines
3.3 KiB
Go
package terraform
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import (
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"fmt"
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"log"
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"github.com/hashicorp/hcl/v2"
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"github.com/hashicorp/terraform/configs/configschema"
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"github.com/hashicorp/terraform/providers"
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"github.com/hashicorp/terraform/tfdiags"
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)
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// NodeApplyableProvider represents a provider during an apply.
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type NodeApplyableProvider struct {
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*NodeAbstractProvider
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}
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var (
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_ GraphNodeExecutable = (*NodeApplyableProvider)(nil)
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)
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// GraphNodeExecutable
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func (n *NodeApplyableProvider) Execute(ctx EvalContext, op walkOperation) error {
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_, err := ctx.InitProvider(n.Addr)
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if err != nil {
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return err
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}
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provider, _, err := GetProvider(ctx, n.Addr)
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if err != nil {
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return err
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}
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switch op {
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case walkValidate:
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return n.ValidateProvider(ctx, provider)
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case walkPlan, walkApply, walkDestroy:
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return n.ConfigureProvider(ctx, provider, false)
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case walkImport:
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return n.ConfigureProvider(ctx, provider, true)
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}
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return nil
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}
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func (n *NodeApplyableProvider) ValidateProvider(ctx EvalContext, provider providers.Interface) error {
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var diags tfdiags.Diagnostics
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configBody := buildProviderConfig(ctx, n.Addr, n.ProviderConfig())
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resp := provider.GetSchema()
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diags = diags.Append(resp.Diagnostics)
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if diags.HasErrors() {
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return diags.ErrWithWarnings()
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}
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configSchema := resp.Provider.Block
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if configSchema == nil {
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// Should never happen in real code, but often comes up in tests where
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// mock schemas are being used that tend to be incomplete.
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log.Printf("[WARN] ValidateProvider: no config schema is available for %s, so using empty schema", n.Addr)
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configSchema = &configschema.Block{}
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}
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configVal, configBody, evalDiags := ctx.EvaluateBlock(configBody, configSchema, nil, EvalDataForNoInstanceKey)
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diags = diags.Append(evalDiags)
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if evalDiags.HasErrors() {
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return diags.ErrWithWarnings()
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}
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req := providers.PrepareProviderConfigRequest{
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Config: configVal,
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}
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validateResp := provider.PrepareProviderConfig(req)
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diags = diags.Append(validateResp.Diagnostics)
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return diags.ErrWithWarnings()
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}
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// ConfigureProvider configures a provider that is already initialized and retrieved.
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// If verifyConfigIsKnown is true, ConfigureProvider will return an error if the
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// provider configVal is not wholly known and is meant only for use during import.
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func (n *NodeApplyableProvider) ConfigureProvider(ctx EvalContext, provider providers.Interface, verifyConfigIsKnown bool) error {
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var diags tfdiags.Diagnostics
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config := n.ProviderConfig()
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configBody := buildProviderConfig(ctx, n.Addr, config)
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resp := provider.GetSchema()
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diags = diags.Append(resp.Diagnostics)
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if diags.HasErrors() {
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return diags.ErrWithWarnings()
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}
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configSchema := resp.Provider.Block
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configVal, configBody, evalDiags := ctx.EvaluateBlock(configBody, configSchema, nil, EvalDataForNoInstanceKey)
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diags = diags.Append(evalDiags)
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if evalDiags.HasErrors() {
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return diags.ErrWithWarnings()
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}
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if verifyConfigIsKnown && !configVal.IsWhollyKnown() {
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diags = diags.Append(&hcl.Diagnostic{
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Severity: hcl.DiagError,
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Summary: "Invalid provider configuration",
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Detail: fmt.Sprintf("The configuration for %s depends on values that cannot be determined until apply.", n.Addr),
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Subject: &config.DeclRange,
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})
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return diags.ErrWithWarnings()
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}
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configDiags := ctx.ConfigureProvider(n.Addr, configVal)
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configDiags = configDiags.InConfigBody(configBody)
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return configDiags.ErrWithWarnings()
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}
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