docker springcloud micro cluster service eureka

Before the various cluster configuration, you can call the service, but the service here url unavailable-replicas always present, means not available. After various attempts, the end, or by clustering the hostname of the way, but the application service, or clustering calls over IP.

Various failures, Baidu for a long time, finally found the article. problem solved. Before confusion is how docker container to set the hosts file.

Reference article: https: //blog.csdn.net/benben_2015/article/details/88426438

The final release of this writing the script.

// define a URL, it is the cluster address. 
= UREKA_SERVICEURL " HTTP: // test8761: 8761 / Eureka /, HTTP: // test8762: 8762 / Eureka /, HTTP: // test8763: 8763 / Eureka / " 
Run Services 
        SH " Docker RUN --restart = Always -p 8761 : 8761 " +
         " -d $ {-v} log_path: log_path $ {} " + 
// Center address Register
         " -e eureka.client.serviceUrl.defaultZone EUREKA_SERVICEURL = $ {} " + 
// container name
         " -e Eureka = test8761 .instance.hostname " + 
// focus is on this line, host file three additional addresses. Eventually into the container in the / etc / hosts file also saw three addresses.
        "--add-host=test8761:192.168.89.130 --add-host=test8762:192.168.89.130 --add-host=test8763:192.168.89.130 "+
        "--name ${PROJECT_NAME} "+
        " $REPOSITORY"

Check into the container

[the root Master @ ~ ] # Docker PS ========== See vessel all running 
CONTAINER ID PORTS the STATUS the IMAGE CREATED the COMMAND NAMES 
7e8a4101623c         192.168 . 89.132 / MYBS-Cloud / Eureka: 0.0 . . 1 -SNAPSHOT    " -Djava.securit ... the Java "    19 minutes ago Member Up 19 minutes        0.0 . 0.0 : 8763 -> 8761 / tcp    eureka8763 
707bb1f2dc5c         192.168 . 89.132/mybs-cloud/eureka:0.0.1-SNAPSHOT   "java -Djava.securit…"   19 minutes ago      Up 19 minutes       0.0.0.0:8762->8761/tcp   eureka8762
24636b410d2d        192.168.89.132/mybs-cloud/eureka:0.0.1-SNAPSHOT   "java -Djava.securit…"   19 minutes ago      Up 19 minutes       0.0.0.0:8761->8761/tcp  eureka
[root@master ~]# docker exec -it 24636b410d2d /bin/bash  ===========进入容器
root@24636b410d2d:/# cat /etc/host  =======查看hosts文件
host.conf    hostname     hosts        hosts.allow  hosts.deny   
root@24636b410d2d:/# cat /etc/hosts
127.0.0.1       localhost
::1     localhost ip6-localhost ip6-loopback
fe00::0 ip6-localnet
ff00::0 ip6-mcastprefix
ff02::1 ip6-allnodes
ff02::2 ip6-allrouters
192.168.89.130  test8761
192.168.89.130  test8762
192.168.89.130  test8763
172.17.0.3      24636b410d2d
root@24636b410d2d:/#

the Node ( " $ {nodeTag} " ) {
 // Docker private warehouse registry 
DEF REGISTRY_URL = " 192.168.89.132 " 
DEF REGISTRY_UID = " ADMIN " 
DEF REGISTRY_PID = " Harbor12345 " 
// private warehouse home name 
DEF MAIN_NAME = " MS- Cloud " 
// project directory directory 
DEF PROJECT_NAME = " $ {} projectName " 
// item version 
DEF PROJECT_VERSION = " 0.0.1-SNAPSHOT " 
// image name 
DEF = the REPOSITORY "${REGISTRY_URL}/${MAIN_NAME}/${PROJECT_NAME}:${PROJECT_VERSION}"
// 日志路径
def LOG_PATH="/home/date/logs/${PROJECT_NAME}/"
// 注册中心eureka地址
def EUREKA_SERVICEURL="http://192.168.89.130:8761/eureka/,http://192.168.89.130:8762/eureka/,http://192.168.89.130:8763/eureka/"
    stage('start') {
        sh "date +'%Y-%m-%d %H:%M:%S'"
    }
    stage("1、clear ${PROJECT_NAME}") {
        echo "clearing ${PROJECT_NAME}..."     
        sh "docker stop ${PROJECT_NAME} |true"     
        sh "docker rm -f ${PROJECT_NAME} |true"     
        sh "docker image rm $REPOSITORY |true"     
    }
   stage("2、deploy ${PROJECT_NAME}") {
     echo "deploying ${PROJECT_NAME}..."     
    sh "docker login -u ${REGISTRY_UID} -p ${REGISTRY_PID} ${REGISTRY_URL}"
     if (PROJECT_NAME == "ms-base-eureka") {
        EUREKA_SERVICEURL="http://test8761:8761/eureka/,http://test8762:8762/eureka/,http://test8763:8763/eureka/"
        sh "docker run  --restart=always -p 8761:8761 "+
        "-d -v ${LOG_PATH}:${LOG_PATH} "+
        "-e eureka.client.serviceUrl.defaultZone=${EUREKA_SERVICEURL} "+
        "-e eureka.instance.hostname=test8761 "+
        "--add-host=test8761:192.168.89.130 --add-host=test8762:192.168.89.130 --add-host=test8763:192.168.89.130 "+
        "--name ${PROJECT_NAME} "+
        " $REPOSITORY"
        
        sh "docker rm -f ${PROJECT_NAME}8762 |true"     
        sh "docker run --restart=always -p 8762:8761 "+
        "-d -v ${LOG_PATH}8762:${LOG_PATH} "+
        "-e eureka.client.serviceUrl.defaultZone=${EUREKA_SERVICEURL} "+
        "-e eureka.instance.hostname=test8762 "+
        "--add-host=test8761:192.168.89.130 --add-host=test8762:192.168.89.130 --add-host=test8763:192.168.89.130 "+
        "--name ${PROJECT_NAME}8762 "+
        " $REPOSITORY"
        
        sh "docker rm -f ${PROJECT_NAME}8763 |true"     
        sh "docker run --restart=always -p 8763:8761 "+
        "-d -v ${LOG_PATH}8763:${LOG_PATH} "+
        "-e eureka.client.serviceUrl.defaultZone=${EUREKA_SERVICEURL} "+
        "-e eureka.instance.hostname=test8763 "+
        "--add-host=test8761:192.168.89.130 --add-host=test8762:192.168.89.130 --add-host=test8763:192.168.89.130 "+
        "--name ${PROJECT_NAME}8763 "+
        " $REPOSITORY"
     } else if (PROJECT_NAME == "ms-base-config") {
       sh "docker run --restart=always -p 8888:8888 "+
        "-d -v ${LOG_PATH}:${LOG_PATH} "+
        "-e eureka.client.serviceUrl.defaultZone=${EUREKA_SERVICEURL} "+
        "--name ${PROJECT_NAME} "+
        " $REPOSITORY"
     } else {
       error ''Please select the branch you want to publish
     }
   }
    stage('Results 3') {
        echo "finish ${PROJECT_NAME}"
    }
    stage('end') {
        sh "date +'%Y-%m-%d %H:%M:%S'"
        echo "本次运行时间： ${currentBuild.duration} ms"
    }
}

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docker springcloud micro cluster service eureka

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