mirror of https://github.com/pulumi/pulumi.git
125 lines
3.3 KiB
Go
125 lines
3.3 KiB
Go
// Copyright 2016-2023, 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 schema
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import (
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"context"
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"google.golang.org/grpc"
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"google.golang.org/grpc/credentials/insecure"
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"github.com/blang/semver"
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"github.com/pulumi/pulumi/sdk/v3/go/common/util/contract"
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"github.com/pulumi/pulumi/sdk/v3/go/common/util/logging"
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"github.com/pulumi/pulumi/sdk/v3/go/common/util/rpcutil"
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"github.com/pulumi/pulumi/sdk/v3/go/common/util/rpcutil/rpcerror"
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codegenrpc "github.com/pulumi/pulumi/sdk/v3/proto/go/codegen"
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"github.com/segmentio/encoding/json"
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)
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// loaderClient reflects a loader service, loaded dynamically from the engine process over gRPC.
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type loaderClient struct {
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conn *grpc.ClientConn // the underlying gRPC connection.
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clientRaw codegenrpc.LoaderClient // the raw loader client; usually unsafe to use directly.
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}
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func NewLoaderClient(target string) (ReferenceLoader, error) {
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contract.Assertf(target != "", "unexpected empty target for loader")
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conn, err := grpc.Dial(
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target,
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grpc.WithTransportCredentials(insecure.NewCredentials()),
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rpcutil.GrpcChannelOptions(),
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)
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if err != nil {
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return nil, err
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}
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l := &loaderClient{
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conn: conn,
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clientRaw: codegenrpc.NewLoaderClient(conn),
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}
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return l, nil
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}
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func (l *loaderClient) Close() error {
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if l.clientRaw != nil {
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err := l.conn.Close()
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l.conn = nil
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l.clientRaw = nil
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return err
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}
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return nil
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}
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func (l *loaderClient) LoadPackageReference(pkg string, version *semver.Version) (PackageReference, error) {
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label := "GetSchema"
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logging.V(7).Infof("%s executing: package=%s, version=%s", label, pkg, version)
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var versionString string
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if version != nil {
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versionString = version.String()
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}
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resp, err := l.clientRaw.GetSchema(context.TODO(), &codegenrpc.GetSchemaRequest{
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Package: pkg,
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Version: versionString,
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})
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if err != nil {
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rpcError := rpcerror.Convert(err)
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logging.V(7).Infof("%s failed: %v", label, rpcError)
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return nil, err
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}
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var spec PartialPackageSpec
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if _, err := json.Parse(resp.Schema, &spec, json.ZeroCopy); err != nil {
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return nil, err
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}
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// Insert a version into the spec if the package does not provide one or if the
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// existing version is less than the provided one
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if version != nil {
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setVersion := true
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if spec.PackageInfoSpec.Version != "" {
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vSemver, err := semver.Make(spec.PackageInfoSpec.Version)
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if err == nil {
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if vSemver.Compare(*version) == 1 {
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setVersion = false
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}
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}
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}
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if setVersion {
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spec.PackageInfoSpec.Version = version.String()
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}
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}
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p, err := ImportPartialSpec(spec, nil, l)
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if err != nil {
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return nil, err
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}
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logging.V(7).Infof("%s success", label)
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return p, nil
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}
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func (l *loaderClient) LoadPackage(pkg string, version *semver.Version) (*Package, error) {
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ref, err := l.LoadPackageReference(pkg, version)
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if err != nil {
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return nil, err
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}
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return ref.Definition()
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}
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