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93 lines
3.1 KiB
93 lines
3.1 KiB
/*
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Copyright 2017 The Kubernetes Authors All rights reserved.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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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*/
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package main // import "k8s.io/helm/cmd/rudder"
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import (
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"bytes"
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"fmt"
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"net"
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"golang.org/x/net/context"
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"google.golang.org/grpc"
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"google.golang.org/grpc/grpclog"
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"k8s.io/helm/pkg/kube"
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"k8s.io/helm/pkg/proto/hapi/release"
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"k8s.io/helm/pkg/rudder"
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"k8s.io/helm/pkg/version"
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)
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var kubeClient = kube.New(nil)
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func main() {
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lis, err := net.Listen("tcp", fmt.Sprintf(":%d", rudder.GrpcAddr))
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if err != nil {
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grpclog.Fatalf("failed to listen: %v", err)
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}
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grpcServer := grpc.NewServer()
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release.RegisterReleaseModuleServiceServer(grpcServer, &ReleaseModuleServiceServer{})
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grpclog.Print("Server starting")
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grpcServer.Serve(lis)
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grpclog.Print("Server started")
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}
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// ReleaseModuleServiceServer provides implementation for release.ReleaseModuleServiceServer
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type ReleaseModuleServiceServer struct{}
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// Version is not yet implemented
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func (r *ReleaseModuleServiceServer) Version(ctx context.Context, in *release.VersionReleaseRequest) (*release.VersionReleaseResponse, error) {
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grpclog.Print("version")
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return &release.VersionReleaseResponse{
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Name: "helm-rudder-native",
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Version: version.Version,
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}, nil
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}
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// InstallRelease creates a release using kubeClient.Create
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func (r *ReleaseModuleServiceServer) InstallRelease(ctx context.Context, in *release.InstallReleaseRequest) (*release.InstallReleaseResponse, error) {
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grpclog.Print("install")
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b := bytes.NewBufferString(in.Release.Manifest)
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err := kubeClient.Create(in.Release.Namespace, b, 500, false)
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if err != nil {
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grpclog.Printf("error when creating release: %s", err)
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}
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return &release.InstallReleaseResponse{}, err
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}
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// DeleteRelease is not implemented
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func (r *ReleaseModuleServiceServer) DeleteRelease(ctx context.Context, in *release.DeleteReleaseRequest) (*release.DeleteReleaseResponse, error) {
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grpclog.Print("delete")
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return nil, nil
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}
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// RollbackRelease is not implemented
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func (r *ReleaseModuleServiceServer) RollbackRelease(ctx context.Context, in *release.RollbackReleaseRequest) (*release.RollbackReleaseResponse, error) {
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grpclog.Print("rollback")
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return nil, nil
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}
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// UpgradeRelease upgrades manifests using kubernetes client
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func (r *ReleaseModuleServiceServer) UpgradeRelease(ctx context.Context, in *release.UpgradeReleaseRequest) (*release.UpgradeReleaseResponse, error) {
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grpclog.Print("upgrade")
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c := bytes.NewBufferString(in.Current.Manifest)
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t := bytes.NewBufferString(in.Target.Manifest)
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err := kubeClient.Update(in.Target.Namespace, c, t, in.Recreate, in.Timeout, in.Wait)
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// upgrade response object should be changed to include status
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return &release.UpgradeReleaseResponse{}, err
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}
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