-
Notifications
You must be signed in to change notification settings - Fork 0
/
start.go
123 lines (103 loc) · 3.27 KB
/
start.go
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
// Copyright (c) 2022 Gobalsky Labs Limited
//
// Use of this software is governed by the Business Source License included
// in the LICENSE file and at https://www.mariadb.com/bsl11.
//
// Change Date: 18 months from the later of the date of the first publicly
// available Distribution of this version of the repository, and 25 June 2022.
//
// On the date above, in accordance with the Business Source License, use
// of this software will be governed by version 3 or later of the GNU General
// Public License.
package commands
import (
"context"
"fmt"
"runtime/debug"
"github.com/zeta-protocol/zeta/libs/memory"
"github.com/zeta-protocol/zeta/cmd/data-node/commands/start"
"github.com/zeta-protocol/zeta/datanode/config"
"github.com/zeta-protocol/zeta/logging"
"github.com/zeta-protocol/zeta/paths"
"github.com/zeta-protocol/zeta/version"
"github.com/jessevdk/go-flags"
)
type StartCmd struct {
config.ZetaHomeFlag
config.Config
}
var startCmd StartCmd
const namedLogger = "datanode"
func (cmd *StartCmd) Execute(args []string) error {
ctx, cfunc := context.WithCancel(context.Background())
defer cfunc()
log := logging.NewLoggerFromConfig(
logging.NewDefaultConfig()).Named(namedLogger)
defer log.AtExit()
// we define this option to parse the cli args each time the config is
// loaded. So that we can respect the cli flag precedence.
parseFlagOpt := func(cfg *config.Config) error {
_, err := flags.NewParser(cfg, flags.Default|flags.IgnoreUnknown).Parse()
return err
}
zetaPaths := paths.New(cmd.ZetaHome)
configWatcher, err := config.NewWatcher(context.Background(), log, zetaPaths, config.Use(parseFlagOpt))
if err != nil {
return err
}
// setup max memory usage
memFactor, err := configWatcher.Get().GetMaxMemoryFactor()
if err != nil {
return err
}
// only set max memory if user didn't require 100%
if memFactor != 1 {
totalMem, err := memory.TotalMemory()
if err != nil {
return fmt.Errorf("failed to get total memory: %w", err)
}
debug.SetMemoryLimit(int64(float64(totalMem) * memFactor))
}
return (&start.NodeCommand{
Log: log,
Version: version.Get(),
VersionHash: version.GetCommitHash(),
}).Run(
ctx,
configWatcher,
zetaPaths,
args,
)
}
func Node(ctx context.Context, parser *flags.Parser) error {
startCmd = StartCmd{
Config: config.NewDefaultConfig(),
}
cmd, err := parser.AddCommand("node", "deprecated, see data-node start instead", "deprecated, see data-node start instead", &startCmd)
if err != nil {
return err
}
// Print nested groups under parent's name using `::` as the separator.
for _, parent := range cmd.Groups() {
for _, grp := range parent.Groups() {
grp.ShortDescription = parent.ShortDescription + "::" + grp.ShortDescription
}
}
return nil
}
func Start(_ context.Context, parser *flags.Parser) error {
startCmd = StartCmd{
Config: config.NewDefaultConfig(),
}
cmd, err := parser.AddCommand("start", "Start a zeta data node", "Start a zeta data node as defined by the config files", &startCmd)
if err != nil {
return err
}
// Print nested groups under parent's name using `::` as the separator.
for _, parent := range cmd.Groups() {
for _, grp := range parent.Groups() {
grp.ShortDescription = parent.ShortDescription + "::" + grp.ShortDescription
}
}
return nil
}