我试图使用JavaScript从JSON数据获取名称,节点名称和阶段值。这是我的JavaScript
<script>
$(document).ready(function () {
$.getJSON('http://ec2-3-82-117-70.compute-1.amazonaws.com:8080/api/v0/retrievePodStatus/default',
function (data) {
console.log(data)
document.body.append("Name: " + data.items[1].metadata.name);
// document.body.append(data.items[1].metadata.name);
// document.body.append(data.items[0].spec.nodeName);
});
});
</script>
我刚刚在这里得到了这个名字。有人可以帮我如何获取名称,节点名称和阶段值?找到下面的JSON。
"apiVersion": "v1",
"items": [
{
"apiVersion": "v1",
"kind": "Pod",
"metadata": {
"annotations": {
"kubernetes.io/limit-ranger": "LimitRanger plugin set: cpu request for container external-dns"
},
"creationTimestamp": "2019-02-28T16:22:49Z",
"generateName": "external-dns-5d69b66646-",
"labels": {
"app": "external-dns",
"pod-template-hash": "1825622202"
},
"name": "external-dns-5d69b66646-pmxmd",
"namespace": "default",
"ownerReferences": [
{
"apiVersion": "extensions/v1beta1",
"blockOwnerDeletion": true,
"controller": true,
"kind": "ReplicaSet",
"name": "external-dns-5d69b66646",
"uid": "170d9260-3b75-11e9-abe2-0ec5819342ce"
}
],
"resourceVersion": "2984",
"selfLink": "/api/v1/namespaces/default/pods/external-dns-5d69b66646-pmxmd",
"uid": "170e1a0d-3b75-11e9-abe2-0ec5819342ce"
},
"spec": {
"containers": [
{
"args": [
"--source=service",
"--source=ingress",
"--provider=aws",
"--registry=txt",
"--txt-owner-id=qpair"
],
"image": "registry.opensource.zalan.do/teapot/external-dns:v0.4.2",
"imagePullPolicy": "IfNotPresent",
"name": "external-dns",
"resources": {
"requests": {
"cpu": "100m"
}
},
"terminationMessagePath": "/dev/termination-log",
"terminationMessagePolicy": "File",
"volumeMounts": [
{
"mountPath": "/var/run/secrets/kubernetes.io/serviceaccount",
"name": "default-token-rr546",
"readOnly": true
}
]
}
],
"dnsPolicy": "ClusterFirst",
"nodeName": "ip-172-20-39-147.ec2.internal",
"restartPolicy": "Always",
"schedulerName": "default-scheduler",
"securityContext": {},
"serviceAccount": "default",
"serviceAccountName": "default",
"terminationGracePeriodSeconds": 30,
"tolerations": [
{
"effect": "NoExecute",
"key": "node.kubernetes.io/not-ready",
"operator": "Exists",
"tolerationSeconds": 300
},
{
"effect": "NoExecute",
"key": "node.kubernetes.io/unreachable",
"operator": "Exists",
"tolerationSeconds": 300
}
],
"volumes": [
{
"name": "default-token-rr546",
"secret": {
"defaultMode": 420,
"secretName": "default-token-rr546"
}
}
]
},
"status": {
"conditions": [
{
"lastProbeTime": null,
"lastTransitionTime": "2019-02-28T16:22:49Z",
"status": "True",
"type": "Initialized"
},
{
"lastProbeTime": null,
"lastTransitionTime": "2019-02-28T16:22:58Z",
"status": "True",
"type": "Ready"
},
{
"lastProbeTime": null,
"lastTransitionTime": "2019-02-28T16:22:49Z",
"status": "True",
"type": "PodScheduled"
}
],
"containerStatuses": [
{
"containerID": "docker://18b96317cf360d562fb3f849c6716c50a41a67a4dbc126164020531e1e4d84a9",
"image": "registry.opensource.zalan.do/teapot/external-dns:v0.4.2",
"imageID": "docker-pullable://registry.opensource.zalan.do/teapot/external-dns@sha256:d54b9eb8948b87eb7fcd938990ff2dbc9ca0a42d9c5d36fcaa75c7cf066f7995",
"lastState": {},
"name": "external-dns",
"ready": true,
"restartCount": 0,
"state": {
"running": {
"startedAt": "2019-02-28T16:22:57Z"
}
}
}
],
"hostIP": "172.20.39.147",
"phase": "Running",
"podIP": "100.96.7.3",
"qosClass": "Burstable",
"startTime": "2019-02-28T16:22:49Z"
}
},
我刚刚在这里得到了这个名字。有人可以帮我如何获取名称,节点名称和阶段值?找到下面的JSON。
谢谢,非常赞赏
您接近发布的代码。你只需要items[0]
而不是items[1]
。请记住,数组的第一个元素始终为0.除此之外,它就像检查打开和关闭括号[]
或{}
一样简单,以查看每个嵌套对象/数组的开始和结束位置。
码:
var name = data.items[0].metadata.name
var nodeName = data.items[0].spec.nodeName
var phase = data.items[0].status.phase
片段:
var data = {
"apiVersion": "v1",
"items": [{
"apiVersion": "v1",
"kind": "Pod",
"metadata": {
"annotations": {
"kubernetes.io/limit-ranger": "LimitRanger plugin set: cpu request for container external-dns"
},
"creationTimestamp": "2019-02-28T16:22:49Z",
"generateName": "external-dns-5d69b66646-",
"labels": {
"app": "external-dns",
"pod-template-hash": "1825622202"
},
"name": "external-dns-5d69b66646-pmxmd",
"namespace": "default",
"ownerReferences": [{
"apiVersion": "extensions/v1beta1",
"blockOwnerDeletion": true,
"controller": true,
"kind": "ReplicaSet",
"name": "external-dns-5d69b66646",
"uid": "170d9260-3b75-11e9-abe2-0ec5819342ce"
}],
"resourceVersion": "2984",
"selfLink": "/api/v1/namespaces/default/pods/external-dns-5d69b66646-pmxmd",
"uid": "170e1a0d-3b75-11e9-abe2-0ec5819342ce"
},
"spec": {
"containers": [{
"args": [
"--source=service",
"--source=ingress",
"--provider=aws",
"--registry=txt",
"--txt-owner-id=qpair"
],
"image": "registry.opensource.zalan.do/teapot/external-dns:v0.4.2",
"imagePullPolicy": "IfNotPresent",
"name": "external-dns",
"resources": {
"requests": {
"cpu": "100m"
}
},
"terminationMessagePath": "/dev/termination-log",
"terminationMessagePolicy": "File",
"volumeMounts": [{
"mountPath": "/var/run/secrets/kubernetes.io/serviceaccount",
"name": "default-token-rr546",
"readOnly": true
}]
}],
"dnsPolicy": "ClusterFirst",
"nodeName": "ip-172-20-39-147.ec2.internal",
"restartPolicy": "Always",
"schedulerName": "default-scheduler",
"securityContext": {},
"serviceAccount": "default",
"serviceAccountName": "default",
"terminationGracePeriodSeconds": 30,
"tolerations": [{
"effect": "NoExecute",
"key": "node.kubernetes.io/not-ready",
"operator": "Exists",
"tolerationSeconds": 300
},
{
"effect": "NoExecute",
"key": "node.kubernetes.io/unreachable",
"operator": "Exists",
"tolerationSeconds": 300
}
],
"volumes": [{
"name": "default-token-rr546",
"secret": {
"defaultMode": 420,
"secretName": "default-token-rr546"
}
}]
},
"status": {
"conditions": [{
"lastProbeTime": null,
"lastTransitionTime": "2019-02-28T16:22:49Z",
"status": "True",
"type": "Initialized"
},
{
"lastProbeTime": null,
"lastTransitionTime": "2019-02-28T16:22:58Z",
"status": "True",
"type": "Ready"
},
{
"lastProbeTime": null,
"lastTransitionTime": "2019-02-28T16:22:49Z",
"status": "True",
"type": "PodScheduled"
}
],
"containerStatuses": [{
"containerID": "docker://18b96317cf360d562fb3f849c6716c50a41a67a4dbc126164020531e1e4d84a9",
"image": "registry.opensource.zalan.do/teapot/external-dns:v0.4.2",
"imageID": "docker-pullable://registry.opensource.zalan.do/teapot/external-dns@sha256:d54b9eb8948b87eb7fcd938990ff2dbc9ca0a42d9c5d36fcaa75c7cf066f7995",
"lastState": {},
"name": "external-dns",
"ready": true,
"restartCount": 0,
"state": {
"running": {
"startedAt": "2019-02-28T16:22:57Z"
}
}
}],
"hostIP": "172.20.39.147",
"phase": "Running",
"podIP": "100.96.7.3",
"qosClass": "Burstable",
"startTime": "2019-02-28T16:22:49Z"
}
}],
}
var name = data.items[0].metadata.name
var nodeName = data.items[0].spec.nodeName
var phase = data.items[0].status.phase
console.log(name)
console.log(nodeName)
console.log(phase)