1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
|
package gitalybackup
import (
"context"
"encoding/json"
"errors"
"fmt"
"io"
"runtime"
"time"
cli "github.com/urfave/cli/v2"
"gitlab.com/gitlab-org/gitaly/v16/internal/backup"
"gitlab.com/gitlab-org/gitaly/v16/internal/gitaly/storage"
"gitlab.com/gitlab-org/gitaly/v16/internal/grpc/client"
"gitlab.com/gitlab-org/gitaly/v16/internal/log"
"gitlab.com/gitlab-org/gitaly/v16/proto/go/gitalypb"
)
type serverRepository struct {
storage.ServerInfo
StorageName string `json:"storage_name"`
RelativePath string `json:"relative_path"`
GlProjectPath string `json:"gl_project_path"`
}
type createSubcommand struct {
backupPath string
parallel int
parallelStorage int
layout string
incremental bool
backupID string
serverSide bool
}
func (cmd *createSubcommand) flags(ctx *cli.Context) {
cmd.backupPath = ctx.String("path")
cmd.parallel = ctx.Int("parallel")
cmd.parallelStorage = ctx.Int("parallel-storage")
cmd.layout = ctx.String("layout")
cmd.incremental = ctx.Bool("incremental")
cmd.backupID = ctx.String("id")
cmd.serverSide = ctx.Bool("server-side")
}
func createFlags() []cli.Flag {
return []cli.Flag{
&cli.StringFlag{
Name: "path",
Usage: "repository backup path",
},
&cli.IntFlag{
Name: "parallel",
Usage: "maximum number of parallel backups",
Value: runtime.NumCPU(),
},
&cli.IntFlag{
Name: "parallel-storage",
Usage: "maximum number of parallel backups per storage. Note: actual parallelism when combined with `-parallel` depends on the order the repositories are received.",
Value: 2,
},
&cli.StringFlag{
Name: "layout",
Usage: "how backup files are located. Either pointer or legacy.",
Value: "pointer",
},
&cli.BoolFlag{
Name: "incremental",
Usage: "creates an incremental backup if possible.",
Value: false,
},
&cli.StringFlag{
Name: "id",
Usage: "the backup ID used when creating a full backup.",
Value: time.Now().UTC().Format("20060102150405"),
},
&cli.BoolFlag{
Name: "server-side",
Usage: "use server-side backups. Note: The feature is not ready for production use.",
Value: false,
},
}
}
func newCreateCommand() *cli.Command {
return &cli.Command{
Name: "create",
Usage: "Create backup file",
Action: createAction,
Flags: createFlags(),
}
}
func createAction(cctx *cli.Context) error {
logger, err := log.Configure(cctx.App.Writer, "json", "")
if err != nil {
fmt.Printf("configuring logger failed: %v", err)
return err
}
ctx, err := storage.InjectGitalyServersEnv(context.Background())
if err != nil {
logger.Error(err.Error())
return err
}
subcmd := createSubcommand{}
subcmd.flags(cctx)
if err := subcmd.run(ctx, logger, cctx.App.Reader); err != nil {
logger.Error(err.Error())
return err
}
return nil
}
func (cmd *createSubcommand) run(ctx context.Context, logger log.Logger, stdin io.Reader) error {
pool := client.NewPool(client.WithDialOptions(client.UnaryInterceptor(), client.StreamInterceptor()))
defer func() {
_ = pool.Close()
}()
var manager backup.Strategy
if cmd.serverSide {
if cmd.backupPath != "" {
return fmt.Errorf("create: path cannot be used with server-side backups")
}
manager = backup.NewServerSideAdapter(pool)
} else {
sink, err := backup.ResolveSink(ctx, cmd.backupPath)
if err != nil {
return fmt.Errorf("create: resolve sink: %w", err)
}
locator, err := backup.ResolveLocator(cmd.layout, sink)
if err != nil {
return fmt.Errorf("create: resolve locator: %w", err)
}
manager = backup.NewManager(sink, locator, pool)
}
var opts []backup.PipelineOption
if cmd.parallel > 0 || cmd.parallelStorage > 0 {
opts = append(opts, backup.WithConcurrency(cmd.parallel, cmd.parallelStorage))
}
pipeline, err := backup.NewPipeline(logger, opts...)
if err != nil {
return fmt.Errorf("create pipeline: %w", err)
}
decoder := json.NewDecoder(stdin)
for {
var sr serverRepository
if err := decoder.Decode(&sr); errors.Is(err, io.EOF) {
break
} else if err != nil {
return fmt.Errorf("create: %w", err)
}
repo := gitalypb.Repository{
StorageName: sr.StorageName,
RelativePath: sr.RelativePath,
GlProjectPath: sr.GlProjectPath,
}
pipeline.Handle(ctx, backup.NewCreateCommand(manager, backup.CreateRequest{
Server: sr.ServerInfo,
Repository: &repo,
VanityRepository: &repo,
Incremental: cmd.incremental,
BackupID: cmd.backupID,
}))
}
if err := pipeline.Done(); err != nil {
return fmt.Errorf("create: %w", err)
}
return nil
}
|
