mirror of https://github.com/harness/drone.git
93 lines
2.8 KiB
Go
93 lines
2.8 KiB
Go
// Copyright 2023 Harness, Inc.
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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 gitrpc
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import (
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"fmt"
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"time"
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"github.com/harness/gitness/gitrpc/rpc"
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"google.golang.org/grpc"
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"google.golang.org/grpc/backoff"
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"google.golang.org/grpc/credentials/insecure"
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)
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type Client struct {
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conn *grpc.ClientConn
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repoService rpc.RepositoryServiceClient
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refService rpc.ReferenceServiceClient
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httpService rpc.SmartHTTPServiceClient
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commitFilesService rpc.CommitFilesServiceClient
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diffService rpc.DiffServiceClient
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mergeService rpc.MergeServiceClient
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blameService rpc.BlameServiceClient
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pushService rpc.PushServiceClient
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}
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func New(config Config) (*Client, error) {
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if err := config.Validate(); err != nil {
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return nil, fmt.Errorf("provided config is invalid: %w", err)
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}
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// create interceptors
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logIntc := NewClientLogInterceptor()
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// preparate all grpc options
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grpcOpts := []grpc.DialOption{
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grpc.WithDefaultServiceConfig(fmt.Sprintf(`{"loadBalancingPolicy":"%s"}`, config.LoadBalancingPolicy)),
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grpc.WithTransportCredentials(insecure.NewCredentials()),
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grpc.WithChainUnaryInterceptor(
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logIntc.UnaryClientInterceptor(),
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),
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grpc.WithChainStreamInterceptor(
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logIntc.StreamClientInterceptor(),
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),
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grpc.WithConnectParams(
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grpc.ConnectParams{
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// This config optimizes for connection recovery instead of load reduction.
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// NOTE: we only expect limited number of internal clients, thus low number of connections.
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Backoff: backoff.Config{
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BaseDelay: 100 * time.Millisecond,
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Multiplier: 1.6, // same as default
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Jitter: 0.2, // same as default
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MaxDelay: time.Second,
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},
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},
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),
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}
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conn, err := grpc.Dial(config.Addr, grpcOpts...)
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if err != nil {
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return nil, err
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}
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return NewWithConn(conn), nil
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}
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func NewWithConn(conn *grpc.ClientConn) *Client {
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return &Client{
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conn: conn,
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repoService: rpc.NewRepositoryServiceClient(conn),
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refService: rpc.NewReferenceServiceClient(conn),
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httpService: rpc.NewSmartHTTPServiceClient(conn),
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commitFilesService: rpc.NewCommitFilesServiceClient(conn),
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diffService: rpc.NewDiffServiceClient(conn),
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mergeService: rpc.NewMergeServiceClient(conn),
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blameService: rpc.NewBlameServiceClient(conn),
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pushService: rpc.NewPushServiceClient(conn),
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}
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}
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