pulumi/pkg/engine/plugin_host.go

75 lines
2.1 KiB
Go

// Copyright 2016-2022, Pulumi Corporation.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package engine
import (
"fmt"
"google.golang.org/grpc"
"google.golang.org/grpc/credentials/insecure"
"github.com/pulumi/pulumi/sdk/v3/go/common/resource/plugin"
"github.com/pulumi/pulumi/sdk/v3/go/common/util/rpcutil"
pulumirpc "github.com/pulumi/pulumi/sdk/v3/proto/go"
)
type clientLanguageRuntimeHost struct {
plugin.Host
languageRuntime plugin.LanguageRuntime
}
func connectToLanguageRuntime(ctx *plugin.Context, address string) (plugin.Host, error) {
// Dial the language runtime.
conn, err := grpc.NewClient(address, langRuntimePluginDialOptions(ctx, address)...)
if err != nil {
return nil, fmt.Errorf("could not connect to language host: %w", err)
}
client := pulumirpc.NewLanguageRuntimeClient(conn)
return &clientLanguageRuntimeHost{
Host: ctx.Host,
languageRuntime: plugin.NewLanguageRuntimeClient(ctx, clientRuntimeName, client),
}, nil
}
func (host *clientLanguageRuntimeHost) LanguageRuntime(
runtime string,
info plugin.ProgramInfo,
) (plugin.LanguageRuntime, error) {
return host.languageRuntime, nil
}
func langRuntimePluginDialOptions(ctx *plugin.Context, address string) []grpc.DialOption {
dialOpts := append(
rpcutil.OpenTracingInterceptorDialOptions(),
grpc.WithTransportCredentials(insecure.NewCredentials()),
rpcutil.GrpcChannelOptions(),
)
if ctx.DialOptions != nil {
metadata := map[string]interface{}{
"mode": "client",
"kind": "language",
}
if address != "" {
metadata["address"] = address
}
dialOpts = append(dialOpts, ctx.DialOptions(metadata)...)
}
return dialOpts
}