add grpcwrap.Provisioner

Rename grpcwrap.New() to grpcwrap.Provider()
Add a grpcwrap function to create a test proivisioner plugin.
This commit is contained in:
James Bardin 2020-11-25 18:02:21 -05:00
parent 5e089c2c09
commit 76cb40005a
6 changed files with 183 additions and 50 deletions

View File

@ -99,7 +99,7 @@ func TestUnmanagedSeparatePlan(t *testing.T) {
reattachCh := make(chan *plugin.ReattachConfig)
closeCh := make(chan struct{})
provider := &providerServer{
ProviderServer: grpcwrap.New(simple.Provider()),
ProviderServer: grpcwrap.Provider(simple.Provider()),
}
ctx, cancel := context.WithCancel(context.Background())
defer cancel()

View File

@ -14,19 +14,19 @@ import (
// New wraps a providers.Interface to implement a grpc ProviderServer.
// This is useful for creating a test binary out of an internal provider
// implementation.
func New(p providers.Interface) tfplugin5.ProviderServer {
return &wrapped{
func Provider(p providers.Interface) tfplugin5.ProviderServer {
return &provider{
provider: p,
schema: p.GetSchema(),
}
}
type wrapped struct {
type provider struct {
provider providers.Interface
schema providers.GetSchemaResponse
}
func (w *wrapped) GetSchema(_ context.Context, req *tfplugin5.GetProviderSchema_Request) (*tfplugin5.GetProviderSchema_Response, error) {
func (p *provider) GetSchema(_ context.Context, req *tfplugin5.GetProviderSchema_Request) (*tfplugin5.GetProviderSchema_Response, error) {
resp := &tfplugin5.GetProviderSchema_Response{
ResourceSchemas: make(map[string]*tfplugin5.Schema),
DataSourceSchemas: make(map[string]*tfplugin5.Schema),
@ -35,24 +35,24 @@ func (w *wrapped) GetSchema(_ context.Context, req *tfplugin5.GetProviderSchema_
resp.Provider = &tfplugin5.Schema{
Block: &tfplugin5.Schema_Block{},
}
if w.schema.Provider.Block != nil {
resp.Provider.Block = convert.ConfigSchemaToProto(w.schema.Provider.Block)
if p.schema.Provider.Block != nil {
resp.Provider.Block = convert.ConfigSchemaToProto(p.schema.Provider.Block)
}
resp.ProviderMeta = &tfplugin5.Schema{
Block: &tfplugin5.Schema_Block{},
}
if w.schema.ProviderMeta.Block != nil {
resp.ProviderMeta.Block = convert.ConfigSchemaToProto(w.schema.ProviderMeta.Block)
if p.schema.ProviderMeta.Block != nil {
resp.ProviderMeta.Block = convert.ConfigSchemaToProto(p.schema.ProviderMeta.Block)
}
for typ, res := range w.schema.ResourceTypes {
for typ, res := range p.schema.ResourceTypes {
resp.ResourceSchemas[typ] = &tfplugin5.Schema{
Version: res.Version,
Block: convert.ConfigSchemaToProto(res.Block),
}
}
for typ, dat := range w.schema.DataSources {
for typ, dat := range p.schema.DataSources {
resp.DataSourceSchemas[typ] = &tfplugin5.Schema{
Version: dat.Version,
Block: convert.ConfigSchemaToProto(dat.Block),
@ -60,14 +60,14 @@ func (w *wrapped) GetSchema(_ context.Context, req *tfplugin5.GetProviderSchema_
}
// include any diagnostics from the original GetSchema call
resp.Diagnostics = convert.AppendProtoDiag(resp.Diagnostics, w.schema.Diagnostics)
resp.Diagnostics = convert.AppendProtoDiag(resp.Diagnostics, p.schema.Diagnostics)
return resp, nil
}
func (w *wrapped) PrepareProviderConfig(_ context.Context, req *tfplugin5.PrepareProviderConfig_Request) (*tfplugin5.PrepareProviderConfig_Response, error) {
func (p *provider) PrepareProviderConfig(_ context.Context, req *tfplugin5.PrepareProviderConfig_Request) (*tfplugin5.PrepareProviderConfig_Response, error) {
resp := &tfplugin5.PrepareProviderConfig_Response{}
ty := w.schema.Provider.Block.ImpliedType()
ty := p.schema.Provider.Block.ImpliedType()
configVal, err := decodeDynamicValue(req.Config, ty)
if err != nil {
@ -75,7 +75,7 @@ func (w *wrapped) PrepareProviderConfig(_ context.Context, req *tfplugin5.Prepar
return resp, nil
}
prepareResp := w.provider.PrepareProviderConfig(providers.PrepareProviderConfigRequest{
prepareResp := p.provider.PrepareProviderConfig(providers.PrepareProviderConfigRequest{
Config: configVal,
})
@ -84,9 +84,9 @@ func (w *wrapped) PrepareProviderConfig(_ context.Context, req *tfplugin5.Prepar
return resp, nil
}
func (w *wrapped) ValidateResourceTypeConfig(_ context.Context, req *tfplugin5.ValidateResourceTypeConfig_Request) (*tfplugin5.ValidateResourceTypeConfig_Response, error) {
func (p *provider) ValidateResourceTypeConfig(_ context.Context, req *tfplugin5.ValidateResourceTypeConfig_Request) (*tfplugin5.ValidateResourceTypeConfig_Response, error) {
resp := &tfplugin5.ValidateResourceTypeConfig_Response{}
ty := w.schema.ResourceTypes[req.TypeName].Block.ImpliedType()
ty := p.schema.ResourceTypes[req.TypeName].Block.ImpliedType()
configVal, err := decodeDynamicValue(req.Config, ty)
if err != nil {
@ -94,7 +94,7 @@ func (w *wrapped) ValidateResourceTypeConfig(_ context.Context, req *tfplugin5.V
return resp, nil
}
validateResp := w.provider.ValidateResourceTypeConfig(providers.ValidateResourceTypeConfigRequest{
validateResp := p.provider.ValidateResourceTypeConfig(providers.ValidateResourceTypeConfigRequest{
TypeName: req.TypeName,
Config: configVal,
})
@ -103,9 +103,9 @@ func (w *wrapped) ValidateResourceTypeConfig(_ context.Context, req *tfplugin5.V
return resp, nil
}
func (w *wrapped) ValidateDataSourceConfig(_ context.Context, req *tfplugin5.ValidateDataSourceConfig_Request) (*tfplugin5.ValidateDataSourceConfig_Response, error) {
func (p *provider) ValidateDataSourceConfig(_ context.Context, req *tfplugin5.ValidateDataSourceConfig_Request) (*tfplugin5.ValidateDataSourceConfig_Response, error) {
resp := &tfplugin5.ValidateDataSourceConfig_Response{}
ty := w.schema.DataSources[req.TypeName].Block.ImpliedType()
ty := p.schema.DataSources[req.TypeName].Block.ImpliedType()
configVal, err := decodeDynamicValue(req.Config, ty)
if err != nil {
@ -113,7 +113,7 @@ func (w *wrapped) ValidateDataSourceConfig(_ context.Context, req *tfplugin5.Val
return resp, nil
}
validateResp := w.provider.ValidateDataSourceConfig(providers.ValidateDataSourceConfigRequest{
validateResp := p.provider.ValidateDataSourceConfig(providers.ValidateDataSourceConfigRequest{
TypeName: req.TypeName,
Config: configVal,
})
@ -122,11 +122,11 @@ func (w *wrapped) ValidateDataSourceConfig(_ context.Context, req *tfplugin5.Val
return resp, nil
}
func (w *wrapped) UpgradeResourceState(_ context.Context, req *tfplugin5.UpgradeResourceState_Request) (*tfplugin5.UpgradeResourceState_Response, error) {
func (p *provider) UpgradeResourceState(_ context.Context, req *tfplugin5.UpgradeResourceState_Request) (*tfplugin5.UpgradeResourceState_Response, error) {
resp := &tfplugin5.UpgradeResourceState_Response{}
ty := w.schema.ResourceTypes[req.TypeName].Block.ImpliedType()
ty := p.schema.ResourceTypes[req.TypeName].Block.ImpliedType()
upgradeResp := w.provider.UpgradeResourceState(providers.UpgradeResourceStateRequest{
upgradeResp := p.provider.UpgradeResourceState(providers.UpgradeResourceStateRequest{
TypeName: req.TypeName,
Version: req.Version,
RawStateJSON: req.RawState.Json,
@ -148,9 +148,9 @@ func (w *wrapped) UpgradeResourceState(_ context.Context, req *tfplugin5.Upgrade
return resp, nil
}
func (w *wrapped) Configure(_ context.Context, req *tfplugin5.Configure_Request) (*tfplugin5.Configure_Response, error) {
func (p *provider) Configure(_ context.Context, req *tfplugin5.Configure_Request) (*tfplugin5.Configure_Response, error) {
resp := &tfplugin5.Configure_Response{}
ty := w.schema.Provider.Block.ImpliedType()
ty := p.schema.Provider.Block.ImpliedType()
configVal, err := decodeDynamicValue(req.Config, ty)
if err != nil {
@ -158,7 +158,7 @@ func (w *wrapped) Configure(_ context.Context, req *tfplugin5.Configure_Request)
return resp, nil
}
configureResp := w.provider.Configure(providers.ConfigureRequest{
configureResp := p.provider.Configure(providers.ConfigureRequest{
TerraformVersion: req.TerraformVersion,
Config: configVal,
})
@ -167,9 +167,9 @@ func (w *wrapped) Configure(_ context.Context, req *tfplugin5.Configure_Request)
return resp, nil
}
func (w *wrapped) ReadResource(_ context.Context, req *tfplugin5.ReadResource_Request) (*tfplugin5.ReadResource_Response, error) {
func (p *provider) ReadResource(_ context.Context, req *tfplugin5.ReadResource_Request) (*tfplugin5.ReadResource_Response, error) {
resp := &tfplugin5.ReadResource_Response{}
ty := w.schema.ResourceTypes[req.TypeName].Block.ImpliedType()
ty := p.schema.ResourceTypes[req.TypeName].Block.ImpliedType()
stateVal, err := decodeDynamicValue(req.CurrentState, ty)
if err != nil {
@ -177,14 +177,14 @@ func (w *wrapped) ReadResource(_ context.Context, req *tfplugin5.ReadResource_Re
return resp, nil
}
metaTy := w.schema.ProviderMeta.Block.ImpliedType()
metaTy := p.schema.ProviderMeta.Block.ImpliedType()
metaVal, err := decodeDynamicValue(req.ProviderMeta, metaTy)
if err != nil {
resp.Diagnostics = convert.AppendProtoDiag(resp.Diagnostics, err)
return resp, nil
}
readResp := w.provider.ReadResource(providers.ReadResourceRequest{
readResp := p.provider.ReadResource(providers.ReadResourceRequest{
TypeName: req.TypeName,
PriorState: stateVal,
Private: req.Private,
@ -206,9 +206,9 @@ func (w *wrapped) ReadResource(_ context.Context, req *tfplugin5.ReadResource_Re
return resp, nil
}
func (w *wrapped) PlanResourceChange(_ context.Context, req *tfplugin5.PlanResourceChange_Request) (*tfplugin5.PlanResourceChange_Response, error) {
func (p *provider) PlanResourceChange(_ context.Context, req *tfplugin5.PlanResourceChange_Request) (*tfplugin5.PlanResourceChange_Response, error) {
resp := &tfplugin5.PlanResourceChange_Response{}
ty := w.schema.ResourceTypes[req.TypeName].Block.ImpliedType()
ty := p.schema.ResourceTypes[req.TypeName].Block.ImpliedType()
priorStateVal, err := decodeDynamicValue(req.PriorState, ty)
if err != nil {
@ -228,14 +228,14 @@ func (w *wrapped) PlanResourceChange(_ context.Context, req *tfplugin5.PlanResou
return resp, nil
}
metaTy := w.schema.ProviderMeta.Block.ImpliedType()
metaTy := p.schema.ProviderMeta.Block.ImpliedType()
metaVal, err := decodeDynamicValue(req.ProviderMeta, metaTy)
if err != nil {
resp.Diagnostics = convert.AppendProtoDiag(resp.Diagnostics, err)
return resp, nil
}
planResp := w.provider.PlanResourceChange(providers.PlanResourceChangeRequest{
planResp := p.provider.PlanResourceChange(providers.PlanResourceChangeRequest{
TypeName: req.TypeName,
PriorState: priorStateVal,
ProposedNewState: proposedStateVal,
@ -263,9 +263,9 @@ func (w *wrapped) PlanResourceChange(_ context.Context, req *tfplugin5.PlanResou
return resp, nil
}
func (w *wrapped) ApplyResourceChange(_ context.Context, req *tfplugin5.ApplyResourceChange_Request) (*tfplugin5.ApplyResourceChange_Response, error) {
func (p *provider) ApplyResourceChange(_ context.Context, req *tfplugin5.ApplyResourceChange_Request) (*tfplugin5.ApplyResourceChange_Response, error) {
resp := &tfplugin5.ApplyResourceChange_Response{}
ty := w.schema.ResourceTypes[req.TypeName].Block.ImpliedType()
ty := p.schema.ResourceTypes[req.TypeName].Block.ImpliedType()
priorStateVal, err := decodeDynamicValue(req.PriorState, ty)
if err != nil {
@ -285,14 +285,14 @@ func (w *wrapped) ApplyResourceChange(_ context.Context, req *tfplugin5.ApplyRes
return resp, nil
}
metaTy := w.schema.ProviderMeta.Block.ImpliedType()
metaTy := p.schema.ProviderMeta.Block.ImpliedType()
metaVal, err := decodeDynamicValue(req.ProviderMeta, metaTy)
if err != nil {
resp.Diagnostics = convert.AppendProtoDiag(resp.Diagnostics, err)
return resp, nil
}
applyResp := w.provider.ApplyResourceChange(providers.ApplyResourceChangeRequest{
applyResp := p.provider.ApplyResourceChange(providers.ApplyResourceChangeRequest{
TypeName: req.TypeName,
PriorState: priorStateVal,
PlannedState: plannedStateVal,
@ -316,17 +316,17 @@ func (w *wrapped) ApplyResourceChange(_ context.Context, req *tfplugin5.ApplyRes
return resp, nil
}
func (w *wrapped) ImportResourceState(_ context.Context, req *tfplugin5.ImportResourceState_Request) (*tfplugin5.ImportResourceState_Response, error) {
func (p *provider) ImportResourceState(_ context.Context, req *tfplugin5.ImportResourceState_Request) (*tfplugin5.ImportResourceState_Response, error) {
resp := &tfplugin5.ImportResourceState_Response{}
importResp := w.provider.ImportResourceState(providers.ImportResourceStateRequest{
importResp := p.provider.ImportResourceState(providers.ImportResourceStateRequest{
TypeName: req.TypeName,
ID: req.Id,
})
resp.Diagnostics = convert.AppendProtoDiag(resp.Diagnostics, importResp.Diagnostics)
for _, res := range importResp.ImportedResources {
ty := w.schema.ResourceTypes[res.TypeName].Block.ImpliedType()
ty := p.schema.ResourceTypes[res.TypeName].Block.ImpliedType()
state, err := encodeDynamicValue(res.State, ty)
if err != nil {
resp.Diagnostics = convert.AppendProtoDiag(resp.Diagnostics, err)
@ -343,9 +343,9 @@ func (w *wrapped) ImportResourceState(_ context.Context, req *tfplugin5.ImportRe
return resp, nil
}
func (w *wrapped) ReadDataSource(_ context.Context, req *tfplugin5.ReadDataSource_Request) (*tfplugin5.ReadDataSource_Response, error) {
func (p *provider) ReadDataSource(_ context.Context, req *tfplugin5.ReadDataSource_Request) (*tfplugin5.ReadDataSource_Response, error) {
resp := &tfplugin5.ReadDataSource_Response{}
ty := w.schema.DataSources[req.TypeName].Block.ImpliedType()
ty := p.schema.DataSources[req.TypeName].Block.ImpliedType()
configVal, err := decodeDynamicValue(req.Config, ty)
if err != nil {
@ -353,14 +353,14 @@ func (w *wrapped) ReadDataSource(_ context.Context, req *tfplugin5.ReadDataSourc
return resp, nil
}
metaTy := w.schema.ProviderMeta.Block.ImpliedType()
metaTy := p.schema.ProviderMeta.Block.ImpliedType()
metaVal, err := decodeDynamicValue(req.ProviderMeta, metaTy)
if err != nil {
resp.Diagnostics = convert.AppendProtoDiag(resp.Diagnostics, err)
return resp, nil
}
readResp := w.provider.ReadDataSource(providers.ReadDataSourceRequest{
readResp := p.provider.ReadDataSource(providers.ReadDataSourceRequest{
TypeName: req.TypeName,
Config: configVal,
ProviderMeta: metaVal,
@ -379,9 +379,9 @@ func (w *wrapped) ReadDataSource(_ context.Context, req *tfplugin5.ReadDataSourc
return resp, nil
}
func (w *wrapped) Stop(context.Context, *tfplugin5.Stop_Request) (*tfplugin5.Stop_Response, error) {
func (p *provider) Stop(context.Context, *tfplugin5.Stop_Request) (*tfplugin5.Stop_Response, error) {
resp := &tfplugin5.Stop_Response{}
err := w.provider.Stop()
err := p.provider.Stop()
if err != nil {
resp.Error = err.Error()
}

View File

@ -0,0 +1,116 @@
package grpcwrap
import (
"context"
"log"
"strings"
"unicode/utf8"
"github.com/hashicorp/terraform/communicator/shared"
"github.com/hashicorp/terraform/configs/configschema"
"github.com/hashicorp/terraform/internal/tfplugin5"
"github.com/hashicorp/terraform/plugin/convert"
"github.com/hashicorp/terraform/provisioners"
)
// New wraps a providers.Interface to implement a grpc ProviderServer.
// This is useful for creating a test binary out of an internal provider
// implementation.
func Provisioner(p provisioners.Interface) tfplugin5.ProvisionerServer {
return &provisioner{
provisioner: p,
schema: p.GetSchema().Provisioner,
}
}
type provisioner struct {
provisioner provisioners.Interface
schema *configschema.Block
}
func (p *provisioner) GetSchema(_ context.Context, req *tfplugin5.GetProvisionerSchema_Request) (*tfplugin5.GetProvisionerSchema_Response, error) {
resp := &tfplugin5.GetProvisionerSchema_Response{}
resp.Provisioner = &tfplugin5.Schema{
Block: &tfplugin5.Schema_Block{},
}
if p.schema != nil {
resp.Provisioner.Block = convert.ConfigSchemaToProto(p.schema)
}
return resp, nil
}
func (p *provisioner) ValidateProvisionerConfig(_ context.Context, req *tfplugin5.ValidateProvisionerConfig_Request) (*tfplugin5.ValidateProvisionerConfig_Response, error) {
resp := &tfplugin5.ValidateProvisionerConfig_Response{}
ty := p.schema.ImpliedType()
configVal, err := decodeDynamicValue(req.Config, ty)
if err != nil {
resp.Diagnostics = convert.AppendProtoDiag(resp.Diagnostics, err)
return resp, nil
}
validateResp := p.provisioner.ValidateProvisionerConfig(provisioners.ValidateProvisionerConfigRequest{
Config: configVal,
})
resp.Diagnostics = convert.AppendProtoDiag(resp.Diagnostics, validateResp.Diagnostics)
return resp, nil
}
func (p *provisioner) ProvisionResource(req *tfplugin5.ProvisionResource_Request, srv tfplugin5.Provisioner_ProvisionResourceServer) error {
// We send back a diagnostics over the stream if there was a
// provisioner-side problem.
srvResp := &tfplugin5.ProvisionResource_Response{}
ty := p.schema.ImpliedType()
configVal, err := decodeDynamicValue(req.Config, ty)
if err != nil {
srvResp.Diagnostics = convert.AppendProtoDiag(srvResp.Diagnostics, err)
srv.Send(srvResp)
return nil
}
connVal, err := decodeDynamicValue(req.Connection, shared.ConnectionBlockSupersetSchema.ImpliedType())
if err != nil {
srvResp.Diagnostics = convert.AppendProtoDiag(srvResp.Diagnostics, err)
srv.Send(srvResp)
return nil
}
resp := p.provisioner.ProvisionResource(provisioners.ProvisionResourceRequest{
Config: configVal,
Connection: connVal,
UIOutput: uiOutput{srv},
})
srvResp.Diagnostics = convert.AppendProtoDiag(srvResp.Diagnostics, resp.Diagnostics)
srv.Send(srvResp)
return nil
}
func (p *provisioner) Stop(context.Context, *tfplugin5.Stop_Request) (*tfplugin5.Stop_Response, error) {
resp := &tfplugin5.Stop_Response{}
err := p.provisioner.Stop()
if err != nil {
resp.Error = err.Error()
}
return resp, nil
}
// uiOutput implements the terraform.UIOutput interface to adapt the grpc
// stream to the legacy Provisioner.Apply method.
type uiOutput struct {
srv tfplugin5.Provisioner_ProvisionResourceServer
}
func (o uiOutput) Output(s string) {
err := o.srv.Send(&tfplugin5.ProvisionResource_Response{
Output: strings.ToValidUTF8(s, string(utf8.RuneError)),
})
if err != nil {
log.Printf("[ERROR] %s", err)
}
}

View File

@ -10,7 +10,7 @@ import (
func main() {
plugin.Serve(&plugin.ServeOpts{
GRPCProviderFunc: func() tfplugin5.ProviderServer {
return grpcwrap.New(simple.Provider())
return grpcwrap.Provider(simple.Provider())
},
})
}

View File

@ -11,7 +11,7 @@ func main() {
// Provide a binary version of the internal terraform provider for testing
plugin.Serve(&plugin.ServeOpts{
GRPCProviderFunc: func() tfplugin5.ProviderServer {
return grpcwrap.New(terraform.NewProvider())
return grpcwrap.Provider(terraform.NewProvider())
},
})
}

View File

@ -0,0 +1,17 @@
package main
import (
localexec "github.com/hashicorp/terraform/builtin/provisioners/local-exec"
"github.com/hashicorp/terraform/internal/grpcwrap"
"github.com/hashicorp/terraform/internal/tfplugin5"
"github.com/hashicorp/terraform/plugin"
)
func main() {
// Provide a binary version of the internal terraform provider for testing
plugin.Serve(&plugin.ServeOpts{
GRPCProvisionerFunc: func() tfplugin5.ProvisionerServer {
return grpcwrap.Provisioner(localexec.New())
},
})
}