This repository has been archived by the owner on Jul 1, 2023. It is now read-only.
forked from kubernetes/kubernetes
-
Notifications
You must be signed in to change notification settings - Fork 1
/
table_conversion.go
123 lines (101 loc) · 3.92 KB
/
table_conversion.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 2017 The Kubernetes 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 apimachinery
import (
"bytes"
"fmt"
"text/tabwriter"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
"k8s.io/api/core/v1"
"k8s.io/apimachinery/pkg/api/errors"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
metav1alpha1 "k8s.io/apimachinery/pkg/apis/meta/v1alpha1"
"k8s.io/kubernetes/pkg/printers"
"k8s.io/kubernetes/test/e2e/framework"
imageutils "k8s.io/kubernetes/test/utils/image"
)
var _ = SIGDescribe("Servers with support for Table transformation", func() {
f := framework.NewDefaultFramework("tables")
It("should return pod details", func() {
ns := f.Namespace.Name
c := f.ClientSet
podName := "pod-1"
framework.Logf("Creating pod %s", podName)
_, err := c.Core().Pods(ns).Create(newTablePod(podName))
Expect(err).NotTo(HaveOccurred())
table := &metav1alpha1.Table{}
err = c.Core().RESTClient().Get().Resource("pods").Namespace(ns).Name(podName).SetHeader("Accept", "application/json;as=Table;v=v1alpha1;g=meta.k8s.io").Do().Into(table)
Expect(err).NotTo(HaveOccurred())
framework.Logf("Table: %#v", table)
Expect(len(table.ColumnDefinitions)).To(BeNumerically(">", 2))
Expect(len(table.Rows)).To(Equal(1))
Expect(len(table.Rows[0].Cells)).To(Equal(len(table.ColumnDefinitions)))
Expect(table.ColumnDefinitions[0].Name).To(Equal("Name"))
Expect(table.Rows[0].Cells[0]).To(Equal(podName))
out := printTable(table)
Expect(out).To(MatchRegexp("^NAME\\s"))
Expect(out).To(MatchRegexp("\npod-1\\s"))
framework.Logf("Table:\n%s", out)
})
It("should return generic metadata details across all namespaces for nodes", func() {
c := f.ClientSet
table := &metav1alpha1.Table{}
err := c.Core().RESTClient().Get().Resource("nodes").SetHeader("Accept", "application/json;as=Table;v=v1alpha1;g=meta.k8s.io").Do().Into(table)
Expect(err).NotTo(HaveOccurred())
framework.Logf("Table: %#v", table)
Expect(len(table.ColumnDefinitions)).To(BeNumerically(">=", 2))
Expect(len(table.Rows)).To(BeNumerically(">=", 1))
Expect(len(table.Rows[0].Cells)).To(Equal(len(table.ColumnDefinitions)))
Expect(table.ColumnDefinitions[0].Name).To(Equal("Name"))
out := printTable(table)
Expect(out).To(MatchRegexp("^NAME\\s"))
framework.Logf("Table:\n%s", out)
})
It("should return a 406 for a backend which does not implement metadata", func() {
c := f.ClientSet
table := &metav1alpha1.Table{}
err := c.Core().RESTClient().Get().Resource("services").SetHeader("Accept", "application/json;as=Table;v=v1alpha1;g=meta.k8s.io").Do().Into(table)
Expect(err).To(HaveOccurred())
Expect(err.(errors.APIStatus).Status().Code).To(Equal(int32(406)))
})
})
func printTable(table *metav1alpha1.Table) string {
buf := &bytes.Buffer{}
tw := tabwriter.NewWriter(buf, 5, 8, 1, ' ', 0)
err := printers.PrintTable(table, tw, printers.PrintOptions{})
Expect(err).NotTo(HaveOccurred())
tw.Flush()
return buf.String()
}
func newTablePod(podName string) *v1.Pod {
containerName := fmt.Sprintf("%s-container", podName)
port := 8080
pod := &v1.Pod{
ObjectMeta: metav1.ObjectMeta{
Name: podName,
},
Spec: v1.PodSpec{
Containers: []v1.Container{
{
Name: containerName,
Image: imageutils.GetE2EImage(imageutils.Porter),
Env: []v1.EnvVar{{Name: fmt.Sprintf("SERVE_PORT_%d", port), Value: "foo"}},
Ports: []v1.ContainerPort{{ContainerPort: int32(port)}},
},
},
RestartPolicy: v1.RestartPolicyNever,
},
}
return pod
}