kubernetes 资源配置清单常用资

资源:对象

workload:
Pod
ReplicaSet
Deployment
StatefulSet
DaemonSet
job
Cronjob
...
服务发现及负载dockerfile的作用均衡:
Service、ingress,...
配置dockerfile构建mysql存储:
Volume
CSI
配置中心:ConfigMap
密钥:Secret

资源配置清单一级字段:

adockerfile构建mysqlpiVersion(格式:group/version)  通过:kubectl api-versions获取
'kind':定义资源类型(fileassistor是什么软件如:Pod,Service,...)
'metadata':元数据
name:容器名称,同一资源类别必须是唯一dockerfile 命令的
namespace:名称空间
labels:标签
annotions:资源注解
'spac':用户所期望的状态
contaioners
ports
hostNetwork
nodeSdocker安装部署el用法的英文ector
resdocker常用命令tartPolicy 
'dockerfile位置status'(只读):容器运行的当前状态

内建帮助文档

kubectl exp指令英文lain RESOURCE
需要看定义RESOURCE下一级资源,
]# kubectl explain pod
KIND:     Pod
VERSION:  v1
DESCRIPTION:
Pod is a collection of containers that can run on a host. This resource is
created by clients and scheduled ontdockerfile的作用o hos指令大全我的世界ts.
FIELD指令大全我的世界S:
apiVer用法的英文sion   <string>
APIVer用法用量缩写sion defines the versioned schema of this representation of an
object. Servers should conver指令系统t recognized schemas to the latestdockerfile怎么用 internal
value, and may reject unrecognized values. More info:
https://git.k8s.io/community指令大全我的世界/contributors/devel/api-conventions.md#resources
kind <string&用法莫替丁治什么病gt;
Kind is a string value representing the REST resource this object
represents. Servers may infer this from the endpoint the client su指令标志bmits
requests to. Cannot be updat指令标志eddocker命令. In CamelCase. More info:
htt指令ps://git.k8s.io/community/contributors/devel/api-conventions.md#types-kinds
metadata     &用法错误的修改器lt;Object>
Standard object's metadata. More info:
https:/用法用量/git.k8s.io/dockerfile构建mysqlcommunity/contributors/devel/api-conventions.md#dockerfile 命令metadata
spec <Object>
Specification of the desired befileshavior of the pod. More info:
https://git.k8s.io/community/contributors/devel/api-conventions.md#spec-and-status
status       <Object>
Mostfilecoin到底是不是骗局 recently observed status of the pod. This data may not be up to date.
Populated by the system. Read-only. More info:
https://git.k8s.io/commundockerhubity/contributors/devel/api-conventions.md#spec-and-status

运行一个简单的自file是什么意思翻译助式pod

apiVer用法语怎么说我爱你sion: v1
kind: Pod
mdockerfile envetadata:
name: myapp-dome
namespace: default
labels: #labelsdockerfile文件是Map类型的资源,属于Json数组,可以”{key:dockerfile的作用vlue,key:vlue},也可以是换行缩紧格式
apps: myapp
tier: qianduan
spec:
containers: #containers是用法用量Json对象列表资源,书写格式换行以“-”开头
- name: mydockerfile构建mysqlapp
image: ikubernetes/myapp:v1

spec常用字docker菜鸟教程

==containers== 定义容器

containers:#常用下级字段
- name:#定义容器名称
image:#定义镜像
imagePullPolicy: # 定义镜dockerfile常用指令像下载策略,有Always、Ndockerfile常用指令ever、IfNotPresent
Alwaysfileviewpro:总是按照地址下载镜像
Never:不下载镜像,需要手dockerfile编写动下载镜像
IfNotPdockerfile常用指令resent:如果本地有镜像就使用本地的镜像,如果本地没有就按照地址下载镜像
"注意:如果镜像标签是latest,没有定义策略,那么默认就是Always"
apiVersion:v1
kind:Pod
metadata:
name: myapp
..docker面试题..
spec:
"contain用法莫替丁治什么病ers:" #对象列表资源 下级字段"ndockerfile常用指令ame" -required- 必填字段
- name: nginx
image: nginx:latest

==containers.ports== 定义容器暴漏端口

port #字段常用下级字段
-dockerfile编写 name: #定义端口名称
containerPort:<nmber> #容器端口号
portocol:#定dockerfile详解义协议类型,TCP、UDP或者 SCTP,默认是TCP;
apiVersion:v1
kind:Pod
metadata:
name: myapp
....
spec:
containers:
- name: nginx
image:nginx: latest
"ports:
- name: http
condocker和虚拟机的区别tainerPort: 80
portocol: tcp"

==nodesel指令宝贝ector== 定义node选择器 根据label值调度到对应的node节点

 nodeSelector <map[string]string>
例如:
apiVersion:V1
kind:Pod
metadata;

livenessProbe 存活状态检查

探测方式:
命令探测方式:exec
command
请求业务:httpGet
port
path
tcp套接字:tcpSocket
port
常用字段:
"livenessProbe:
exec: #命令探测方式
command: ["/bin/sh","-c","test -e /usr/sha指令助手下载re/nginx/html/index.html"]
initi用法用量alDelaySeconds: 3
timeoutSeconds: 2
faildocker常用命令ureThreshold: 3"
command 用法示例:
apiVersion: v1
kind: Pod
metadata:
name: liveness-pod
namespace: default
labels:
version: v0.1
s用法莫替丁治什么病pec:
containers:
- name: liveness
image: ikubernetes/myapp:v1
ports:
- nadockerfile的作用me: http
containerPort: 80
"livenessProbe:
exec:
command: ["/bin/sh","-c","test -e /usr/share/nginx/html/ind指令英文ex.html"]
initialDelaySecondfiless: 3
timeoutSeconds: 2
failureThreshold: 3"
restartPolicy: Always
httpGet用法示例:
apiVersion: v1
kind: Pod
metadata:
name: liveness-httpget-pod
namespa用法的英文ce: default
label指令s:
version: v0.1
spec:
containers:
- name: liveness-httpget-containter
image: ikubernetdocker安装部署es/myappfilecoin:v1
ports:
- name: http
containerPort: 80
livenessProbe:
"httpGet:dockers
path: http://liveness-httpget-filecontainter/index.html
port: http"
initialDelaySeconds: 3 #启动多少秒开始探测
timeoutSeconds: 2 #超时时间
failureThreshold: 3 #失败次数
restartPolicy: Always
tcpSocker 用法:
apiV用法语怎么说我爱你ersion: v1
kind: Pod
metadata:
name: liveness-tcpsocket-pod
namespace: default
labels:
version: v0.1
spec:
containers:
- name: liveness-tcpsocket-containter
image: ikubernetes/myapp:v1
ports:
- name: http
containerPort: 80
livenessProbe:
tcpSocket:
port: http
initialDelaySeconds: 3
ti指令系统meodockerutSeconds: 2指令宝贝
failureThreshold: 3
restartPolicy: Always

readinesdocker和虚拟机的区别s 就绪探测

探测方式:
命令探测方式:efilecoin币今日价格xec
command
请求业务:httpGet
port
path
t指令大全我的世界cp套接字:tcpSocket
port
常用字段:
"readinessProbe:
exec:filecoin #命令探测方式
command: ["/bin/sh","-c","test -e /usr/share/nginx/html/index.hdockerfile的作用tml"]
initialDelaySeconds: 3
timeoutSeconds: 2
failureThreshold: 3"
就绪和存活探测示例:
apiVersion: v1
kind: Pod
mfileassistor是什么软件etadata:
name: readiness-httpget-pod
namespace: default
labels:
version: v0.1
spec:
con用法组词tainers:
- n用法说明英语ame: readiness-httpget-containter
image: ikubernetes/myappdockerfile的作用:v1
po指令rts:
- name: httdockerfile编写p
contafilesinerPort:dockerfile 命令 80
livedocker面试题nessProbe:
httpGet:
path: http://readiness-httpget-containter/指令大全index.html
port: http
initialDelaySeconds: 3
timeoutSecondfiles是什么意思中文翻译s: 2
f指令大全我的世界ailureThrdockerfile位置eshold: 3
readinessProbe:
exec:
command: ["/bin/sh","-c"," test -e /usr/指令大全我的世界share/nginx/html/dockerfile详解index.html"]
initialDelaySeconds: 3
timeoutSeconds: 2
failureThreshold: 3
restartPolicy: Always

定义Pod资源清单

apiVersion: v1
kind指令方块指令: Pod
meta指令助手data:
name: my-pod
namespace: default
lafilecoin币今日价格bels:
apps: myapp
tier: qianduan
重点字段 :
spec: <[]object 对象列表>
containers: <[]Objedockerhubct> -required-  必选项
- name:容器名称
image: <镜像地址>
imagePullPolicy: 镜像获docker容器取策略如always,Never,IfNotePresnt;
说明:
always:总是从仓库下载镜像,不管本地有没有
Never:从不从仓库下载镜像
IfNotPresnt: 如果本地有就用,没有就去仓库下载
ports:  "注意:这里制定的端口没有实质性的作用,就filecoin算不指定端口容器也会暴漏端口"
- name:端口名称,便于后续引用起来方便
contiafilecoin币今日价格inerPort: 端口号
"一个Pod内可以有多个容器"docker和虚拟机的区别