forked from chaos-mesh/chaos-mesh
-
Notifications
You must be signed in to change notification settings - Fork 0
/
stresschaos.go
161 lines (140 loc) · 4.35 KB
/
stresschaos.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
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
// Copyright 2021 Chaos Mesh Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
package debug
import (
"context"
"fmt"
"strconv"
"code.cloudfoundry.org/bytefmt"
"github.com/hasura/go-graphql-client"
"github.com/chaos-mesh/chaos-mesh/pkg/chaosctl/common"
ctrlclient "github.com/chaos-mesh/chaos-mesh/pkg/ctrl/client"
)
type stressDebugger struct {
client *ctrlclient.CtrlClient
}
func StressDebug(client *ctrlclient.CtrlClient) Debugger {
return &stressDebugger{
client: client,
}
}
func (d *stressDebugger) Collect(ctx context.Context, namespace, chaosName string) ([]*common.ChaosResult, error) {
var results []*common.ChaosResult
var name *graphql.String
if chaosName != "" {
n := graphql.String(chaosName)
name = &n
}
var query struct {
Namespace []struct {
StressChaos []struct {
Name string
Podstress []struct {
Pod struct {
Namespace string
Name string
}
Cgroups struct {
Raw string
Cpu *struct {
Quota int
Period int
}
Memory *struct {
Limit uint64
}
}
ProcessStress []struct {
Process struct {
Pid string
Command string
}
Cgroup string
}
}
} `graphql:"stresschaos(name: $name)"`
} `graphql:"namespace(ns: $namespace)"`
}
variables := map[string]interface{}{
"namespace": graphql.String(namespace),
"name": name,
}
err := d.client.QueryClient.Query(ctx, &query, variables)
if err != nil {
return nil, err
}
if len(query.Namespace) == 0 {
return results, nil
}
for _, stressChaos := range query.Namespace[0].StressChaos {
result := &common.ChaosResult{
Name: stressChaos.Name,
}
for _, podStressChaos := range stressChaos.Podstress {
podResult := common.PodResult{
Name: podStressChaos.Pod.Name,
}
podResult.Items = append(podResult.Items, common.ItemResult{Name: "cat /proc/cgroups", Value: podStressChaos.Cgroups.Raw})
for _, process := range podStressChaos.ProcessStress {
podResult.Items = append(podResult.Items, common.ItemResult{
Name: fmt.Sprintf("/proc/%s/cgroup of %s", process.Process.Pid, process.Process.Command),
Value: process.Cgroup,
})
}
if podStressChaos.Cgroups.Cpu != nil {
podResult.Items = append(podResult.Items, common.ItemResult{Name: "cpu.cfs_quota_us", Value: strconv.Itoa(podStressChaos.Cgroups.Cpu.Quota)})
periodItem := common.ItemResult{Name: "cpu.cfs_period_us", Value: strconv.Itoa(podStressChaos.Cgroups.Cpu.Period)}
if podStressChaos.Cgroups.Cpu.Quota == -1 {
periodItem.Status = common.ItemFailure
periodItem.ErrInfo = "no cpu limit is set for now"
} else {
periodItem.Status = common.ItemSuccess
periodItem.SucInfo = fmt.Sprintf("cpu limit is equals to %.2f", float64(podStressChaos.Cgroups.Cpu.Quota)/float64(podStressChaos.Cgroups.Cpu.Period))
}
podResult.Items = append(podResult.Items, periodItem)
}
if podStressChaos.Cgroups.Memory != nil {
podResult.Items = append(podResult.Items, common.ItemResult{Name: "memory.limit_in_bytes", Value: bytefmt.ByteSize(podStressChaos.Cgroups.Memory.Limit) + "B"})
}
result.Pods = append(result.Pods, podResult)
}
results = append(results, result)
}
return results, nil
}
func (d *stressDebugger) List(ctx context.Context, namespace string) ([]string, error) {
var query struct {
Namespace []struct {
StressChaos []struct {
Name string
} `graphql:"stresschaos"`
} `graphql:"namespace(ns: $namespace)"`
}
variables := map[string]interface{}{
"namespace": graphql.String(namespace),
}
err := d.client.QueryClient.Query(ctx, &query, variables)
if err != nil {
return nil, err
}
if len(query.Namespace) == 0 {
return nil, nil
}
var names []string
for _, stressChaos := range query.Namespace[0].StressChaos {
names = append(names, string(stressChaos.Name))
}
return names, nil
}