selflink

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Deep anatomy kubernetes API Server Trilogy-Part 3

path may return kind (such as the status Error object will return another kind).It is important to note that the resource resource (in this case, databases) and group group (example.com in this case) must match the Metadata.name field (in this case, line fourth databases. example.com).Now we create a CRD based on the Yaml file above:$ kubectl create-f Databases-crd.yamlCustomresourcedefinition "Databases.example.com" createdSince this creation process is asynchronous, you must check the status

[k8s Cluster Series-09] Kubernetes Component Dashboard

--address and--accept-hosts parameters to allow external accesskubectl proxy --address='0.0.0.0' --accept-hosts='^*$'Then visithttp://NodeportNodeport is a way of exposing nodes directly to the external network and is only recommended for use in the development environment, single node installation.Enabling Nodeport is simple, just executing kubectl edit commands for editing:kubectl -n kube-system edit service kubernetes-dashboardOutputapiVersion: v1kind: Servicemetadata: annotations: kubec

Python3 Crawler Learning

Learned a few days python3, found that the current learning and crawler still not very related, so now ready to crawl and language synchronization learning.2016.8.9 NightFrom the simplest start, crawl all the contents of the specified URL:# Encoding:utf-8 Import "http://www.selflink.cn/selflink"== Data.decode (' UTF-8')print(data)# Encoding:utf-8 Import "http://www.cma.gov.cn/"== Data.decode ('GBK ')print(data)Coding is different, one is Utf-8, on

[Kubernetes] Kubernetes's Network model

builds the Kubernetes-dashboard is created as shown in the service, behind which there are two pods in support.Check the service and endpoints information separately with the KUBECTL get command:# kubectl get Services/kubernetes-dashboard--namespace=kube-system-o yamlapiversion:v1kind: servicemetadata: creationtimestamp:2016-08-01t08:12:02z labels: App: kubernetes-dashboard name:kubernetes-dashboard namespace:kube-system resourceVersion: "18293" Selflink

Service account for Kubernetes

namespace下面都会创建一个默认的default的sa。如上命令查看的default !(2)ServiceAccount默认是开启的。#查看命名空间test生成的defaultkubectl get sa default -o yaml -n testapiVersion: v1kind: ServiceAccountmetadata: creationTimestamp: 2018-05-31T06:21:10Z name: default namespace: test resourceVersion: "45560" selfLink: /api/v1/namespaces/test/serviceaccounts/default uid: cf57c735-649a-11e8-adc5-000c290a7d06secrets:- name: default-token-ccf9m##说明:(1)当用户再该namespace下创建pod的时候都会默

Kubernetes Multi-node deployment resolution

:::* LISTEN 9498/kube-proxy tcp6 0 0::: 40720:::* LISTEN 9498/kube-proxyExecute the following command to see if the service is normal# curl -s -L http://192.168.0.7:4001/version # check etcdetcd 0.4.6# curl -s -L http://192.168.0.7:8080/api/v1beta1/pods | python -m json.tool # check apiserve{ "apiVersion": "v1beta1", "creationTimestamp": null, "items": [], "kind": "PodList", "resourceVersion": 8, "selfLink": "/

Rancher deployment and expansion of Kubernetes cluster Basic chapter II

The next one is to deploy and expand the Kubernetes cluster based on rancher7. Configuring Redis with ConfigmapHttps://github.com/kubernetes/kubernetes.github.io/blob/master/docs/user-guide/configmap/redis/redis-configRedis-configMaxMemory 2MB Maxmemory-policy Allkeys-lru# kubectl Create Configmap example-redis-config--from-file=./redis-config# Kubectl Get configmap example-redis-config-o yamlapiversion:v1data:redis-config: | MaxMemory 2mb maxmemory-policy allkeys-lrukind:configmapmetadata:creat

Vb. NET Room charge & DataGridView Connection to database

automatically generated code is as follows:Private Sub Administrator Toolstripbutton_click (sender as Object, e as EventArgs) Handles Administrator Toolstripbutton.click Try ' Error statement, which executes the SQL statement me.t_usertableadapter about the administrator before writing . Administrator (Me.UserChose.T_User) Catch ex as System.Exception System.Windows.Forms.MessageBox.Show (ex. Message) End Try End SubKnowledge Supplement:Perceptio

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