github.com/darkowlzz/helm@v2.5.1-0.20171213183701-6707fe0468d4+incompatible/pkg/rudder/client.go (about)

     1  /*
     2  Copyright 2017 The Kubernetes Authors All rights reserved.
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8      http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package rudder // import "k8s.io/helm/pkg/rudder"
    18  
    19  import (
    20  	"fmt"
    21  
    22  	"golang.org/x/net/context"
    23  	"google.golang.org/grpc"
    24  
    25  	rudderAPI "k8s.io/helm/pkg/proto/hapi/rudder"
    26  )
    27  
    28  // GrpcPort specifies port on which rudder will spawn a server
    29  const (
    30  	GrpcPort = 10001
    31  )
    32  
    33  var grpcAddr = fmt.Sprintf("127.0.0.1:%d", GrpcPort)
    34  
    35  // InstallRelease calls Rudder InstallRelease method which should create provided release
    36  func InstallRelease(rel *rudderAPI.InstallReleaseRequest) (*rudderAPI.InstallReleaseResponse, error) {
    37  	//TODO(mkwiek): parametrize this
    38  	conn, err := grpc.Dial(grpcAddr, grpc.WithInsecure())
    39  	if err != nil {
    40  		return nil, err
    41  	}
    42  
    43  	defer conn.Close()
    44  	client := rudderAPI.NewReleaseModuleServiceClient(conn)
    45  	return client.InstallRelease(context.Background(), rel)
    46  }
    47  
    48  // UpgradeRelease calls Rudder UpgradeRelease method which should perform update
    49  func UpgradeRelease(req *rudderAPI.UpgradeReleaseRequest) (*rudderAPI.UpgradeReleaseResponse, error) {
    50  	conn, err := grpc.Dial(grpcAddr, grpc.WithInsecure())
    51  	if err != nil {
    52  		return nil, err
    53  	}
    54  	defer conn.Close()
    55  	client := rudderAPI.NewReleaseModuleServiceClient(conn)
    56  	return client.UpgradeRelease(context.Background(), req)
    57  }
    58  
    59  // RollbackRelease calls Rudder RollbackRelease method which should perform update
    60  func RollbackRelease(req *rudderAPI.RollbackReleaseRequest) (*rudderAPI.RollbackReleaseResponse, error) {
    61  	conn, err := grpc.Dial(grpcAddr, grpc.WithInsecure())
    62  	if err != nil {
    63  		return nil, err
    64  	}
    65  	defer conn.Close()
    66  	client := rudderAPI.NewReleaseModuleServiceClient(conn)
    67  	return client.RollbackRelease(context.Background(), req)
    68  }
    69  
    70  // ReleaseStatus calls Rudder ReleaseStatus method which should perform update
    71  func ReleaseStatus(req *rudderAPI.ReleaseStatusRequest) (*rudderAPI.ReleaseStatusResponse, error) {
    72  	conn, err := grpc.Dial(grpcAddr, grpc.WithInsecure())
    73  	if err != nil {
    74  		return nil, err
    75  	}
    76  	defer conn.Close()
    77  	client := rudderAPI.NewReleaseModuleServiceClient(conn)
    78  	return client.ReleaseStatus(context.Background(), req)
    79  }
    80  
    81  // DeleteRelease calls Rudder DeleteRelease method which should uninstall provided release
    82  func DeleteRelease(rel *rudderAPI.DeleteReleaseRequest) (*rudderAPI.DeleteReleaseResponse, error) {
    83  	conn, err := grpc.Dial(grpcAddr, grpc.WithInsecure())
    84  	if err != nil {
    85  		return nil, err
    86  	}
    87  
    88  	defer conn.Close()
    89  	client := rudderAPI.NewReleaseModuleServiceClient(conn)
    90  	return client.DeleteRelease(context.Background(), rel)
    91  }