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deployment using the native CLI kubectl of the Minikube CLI and kubernetes. The Minikube CLI can be used to start, stop, delete, get state, and perform other operations on the virtual machine. Once the Minikube virtual machine is started, the Kubectl CLI will perform operations on the Kubernetes cluster. The following command launches an existing Minikube virtual machine and creates an nginx
multiple instances, the service itself, but the configuration of the startup service is not the sameIn general we may have 3 requirements:
1: Different container to set different resource permissions
2: Different container mount different directories
3: Different container to perform different start commands
You can set different settings for different container in the configuration file.Apiversion:v1beta3Kind:replicationcontrollerMetadataName:newLabelsName:newSpecReplicas
installation of k8s cluster, if you want to install dashboard separately, then the Dashboard home page installation method is obviously more simple:
kubectl create -f https://rawgit.com/kubernetes/dashboard/master/src/deploy/kubernetes-dashboard.yaml
2, adjust the dashboard container start parameter
The contents of the Dashboard-controller.yaml and Dashboard-service.yaml two files are as follows:
dashboard
Directory
1, Jenkins CI/CD background 2, environment, software preparation 3, deployment Jenkins Server to Kubernetes 4, Jenkins configuration kubernetes Plugin 5, testing and Validation 5.1, pipeline type support 5 .2, Container Group type Support 5.3, non-Pipeline type support 5.4, configuring custom Jenkins-slave Mirroring
1, Jenkins ci/cd background Introduction
Continuous construction and release is an
Kubernetes container cluster management system basic explanation, kubernetes Management SystemKubernetes Overview
Kubernetes is open-source by GoogleContainer Cluster Management SystemIs an open-source version of Google's large-scale container management technology Brog, which includes the following features:
Container-based application deployment, maintenance,
Kubernetes Basic Primer-Installation Deployment Configuration ExampleDeploying Kubernetes SkydnsKubernetes can provide DNS internal domain name resolution services for pods.Its main function is to provide pods with the ability to resolve the IP directly through the service's name to the corresponding service!1. First add the options in the Kubelet process for each node:kubelet_args= "--cluster_dns=10.254.0.
:
Kind:podApiversion:v1beta1Desiredstate:ManifestVersion:v1beta1id:phpContainers-Name:nginxImage:dockerfile/nginxPorts-CONTAINERPORT:80# defines the health checkingLivenessprobe:# Turn on application health checkingEnabled:trueType:http# Length of time to wait-a pod to initialize# after Pod startup, before applying health checkingInitialdelayseconds:30# an HTTP probeHttpGet:Path:/_status/healthzport:8080
References
Https://github.com
only local mirrors, never download ifnotpresent: Download the image only if it is not available locallyAfter the pod is assigned to node, it is mirrored and downloaded according to the image download policy, which can be used to determine the download strategy based on the characteristics of the cluster. Regardless of the strategy, make sure that the correct image is available on node.2.4 Other SettingsWith the Yaml file, you can set it in the pod: start commands , such as:spec-->containe
-controller.json file to tell kubernetes how to create this controller. Of course, the name of the file can be arbitrary, as long as you can understand the line. Tomca-controller.json probably looks like this:{"id": "Tomcatcontroller","Kind": "Replicationcontroller","Apiversion": "V1beta1","Desiredstate": {"Replicas": 2,"Replicaselector": {"name": "Tomcatcluster"},"Podtemplate": {"Desiredstate": {"Manifest": {"Version": "V1beta1","id": "Tomcat","Conta
/systemd/system/kubelet.service1 [Unit] 2 3 description=Kubernetes kubelet 4 5 #After =docker.socket cadvisor.service 6 7 after=cadvisor.service 8 9 #Requires =docker.socket Cadvisor.service requires=cadvisor.serviceStart related services on the Yy2You need to run Kube-proxy,kubelet and Docker on the minion. for inch Do systemctl Restart $SERVICES systemctl enable $SERVICES doneTo create a pod description fileCreate an Apache pod des
is born to provide support for kubernetes, which means that Traefik itself can interact with the Kubernetes API, sensing the backend changes, so you can know: When using Traefik, ingress contro Ller is useless, the overall structure is as follows:II. Two services for deployment testingDeploy two services nginx1-7 and Nginx1-8, followed by a Traefik to load the two services:ApiVersion:v1kind:Servicemetadata
The Kubernetes network model is made up of four parts from inside to outside:
The network where the pod interior container resides
The network where the pod resides
Network for communication between pod and service
Network of communication between outside and service
It is recommended that you understand the network model of Docker before reading this article. Refer to the author's first two articles [
)
Modify cluster/gce/config-default.sh, primarily by modifying the following fields to save resources.
MASTER_SIZE = f1-micro
MINION_SIZE = f1-micro
NUM_MINIONS = 3
Run in the kubernetes directory
$ Cluster/kube-up.sh
Done is displayed after successful execution.
5. Test pod
The preceding script starts the service defined in examples/monitoring. If you try to start other pods, such as starting a tomcat Cluster
{
"Id": "tomcatController ",
bd4d50b8499e 8 days ago 139 MB8. Create Dashboard Container[Master]A. Download Kubernetes-dashboar.yaml file[[email protected] ~]# git clone https://github.com/jdedu/kubernetes.gitB, modify the red item[Email protected] ~]# vim Kubernetes/kubernetes-dashboard.yamlKind:deploymentApiversion:extensions/v1beta1MetadataLabelsApp:kubernetes-dashboardversion:v1.1.1Name
What is 1.1 kubernetes?First, it is a new, container-based, distributed architecture leading solution. is an open source version of Google's Borg (large-scale cluster management system).Second, if the system design follows the Kubernetes design idea, then the traditional system architecture and business does not have much to do with the underlying code or function modules (such as load balancing, service se
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