构建业务镜像
/opt/k8s-data-n70-20220807/k8s-data/dockerfile/web/magedu/tomcat-app1
给所有脚本加上可执行权限
chmod a+x *.sh
root@master1:tomcat-app1# cat Dockerfile
#tomcat web1
FROM harbor.magedu.net/xiangmu/tomcat-base:v8.5.43
ADD catalina.sh /apps/tomcat/bin/catalina.sh
ADD server.xml /apps/tomcat/conf/server.xml
#ADD myapp/* /data/tomcat/webapps/myapp/
ADD app1.tar.gz /data/tomcat/webapps/myapp/
ADD run_tomcat.sh /apps/tomcat/bin/run_tomcat.sh
#ADD filebeat.yml /etc/filebeat/filebeat.yml
RUN chown -R nginx.nginx /data/ /apps/
#ADD filebeat-7.5.1-x86_64.rpm /tmp/
#RUN cd /tmp && yum localinstall -y filebeat-7.5.1-amd64.deb
EXPOSE 8080 8443
CMD ["/apps/tomcat/bin/run_tomcat.sh"]
root@master1:tomcat-app1# cat build-command.sh
#!/bin/bash
TAG=$1
docker build -t harbor.magedu.net/xiangmu/tomcat-app1:${TAG} .
docker push harbor.magedu.net/xiangmu/tomcat-app1:${TAG}
root@master1:tomcat-app1# cat run_tomcat.sh
#!/bin/bash
#echo "nameserver 223.6.6.6" > /etc/resolv.conf
#echo "192.168.7.248 k8s-vip.example.com" >> /etc/hosts
#/usr/share/filebeat/bin/filebeat -e -c /etc/filebeat/filebeat.yml -path.home /usr/share/filebeat -path.config /etc/filebeat -path.data /var/lib/filebeat -path.logs /var/log/filebeat &
su - nginx -c "/apps/tomcat/bin/catalina.sh start"
tail -f /etc/hosts
root@master1:tomcat-app1# cat server.xml
<Host name="localhost" appBase="/data/tomcat/webapps" unpackWARs="false" autoDeploy="false">
<!-- SingleSignOn valve, share authentication between web applications
Documentation at: /docs/config/valve.html -->
<!--
<Valve className="org.apache.catalina.authenticator.SingleSignOn" />
-->
<!-- Access log processes all example.
Documentation at: /docs/config/valve.html
Note: The pattern used is equivalent to using pattern="common" -->
<Valve className="org.apache.catalina.valves.AccessLogValve" directory="logs"
prefix="localhost_access_log" suffix=".txt"
pattern="%h %l %u %t "%r" %s %b" />
构建
root@master1:tomcat-app1# bash build-command.sh v1
验证镜像可用性
root@master1:tomcat-app1# docker run -ti -p 8080:8080 harbor.magedu.net/xiangmu/tomcat-app1:v1
http://172.31.7.101:8080/myapp/
跑进k8s
root@master1:tomcat-app1# cat tomcat-app1.yaml
kind: Deployment
apiVersion: extensions/v1beta1
apiVersion: apps/v1
metadata:
labels:
app: magedu-tomcat-app1-deployment-label
name: magedu-tomcat-app1-deployment
namespace: magedu
spec:
replicas: 1
selector:
matchLabels:
app: magedu-tomcat-app1-selector
template:
metadata:
labels:
app: magedu-tomcat-app1-selector
spec:
containers:
- name: magedu-tomcat-app1-container
image: harbor.magedu.net/xiangmu/tomcat-app1:v1
#command: ["/apps/tomcat/bin/run_tomcat.sh"]
imagePullPolicy: IfNotPresent
#imagePullPolicy: Always
ports:
- containerPort: 8080
protocol: TCP
name: http
env:
- name: "password"
value: "123456"
- name: "age"
value: "18"
#resources:
# limits:
# cpu: 1
# memory: "512Mi"
# requests:
# cpu: 500m
# memory: "512Mi"
nodeSelector:
project: magedu
app: tomcat
kind: Service
apiVersion: v1
metadata:
labels:
app: magedu-tomcat-app1-service-label
name: magedu-tomcat-app1-service
namespace: magedu
spec:
type: NodePort
ports:
- name: http
port: 80
protocol: TCP
targetPort: 8080
nodePort: 30092
selector:
app: magedu-tomcat-app1-selector
root@master1:tomcat-app1# kubectl apply -f tomcat-app1.yaml
http://172.31.7.112:30092/myapp/
