coolbeevip commented on a change in pull request #392: [SCB-1127] Support alpha
server registering to Spring Cloud Eureka
URL: https://github.com/apache/servicecomb-pack/pull/392#discussion_r250046706
##########
File path: alpha/alpha-server/pom.xml
##########
@@ -162,6 +162,14 @@
<groupId>io.netty</groupId>
<artifactId>netty-tcnative-boringssl-static</artifactId>
</dependency>
+
+ <!-- spring cloud -->
+ <dependency>
+ <groupId>org.springframework.cloud</groupId>
+ <artifactId>spring-cloud-starter-netflix-eureka-client</artifactId>
Review comment:
Eureka's dependency uses spring.profiles.active=spring-cloud-eureka
activation
### Build Alpah Server
* build with spring-boot1
```shell
mvn clean package -DskipTests=true -Palpha,spring-cloud-eureka,spring-boot-1
```
* build with spring-boot2
```shell
mvn clean package -DskipTests=true -Palpha,spring-cloud-eureka,spring-boot-2
```
### Run Alpha Server
```shell
java -jar alpha-server-0.4.0-SNAPSHOT-exec.jar \
--spring.profiles.active=mysql \
--spring.datasource.platform=mysql \
--spring.datasource.dataSourceClassName=com.mysql.jdbc.Driver \
--spring.datasource.url="jdbc:mysql://127.0.0.1:3306/saga?useUnicode=true&characterEncoding=utf-8&autoReconnect=TRUE"
\
--spring.datasource.username=saga-user \
--spring.datasource.password=saga-password \
--spring.profiles.active=spring-cloud-eureka,mysql
```
### The following key information can be seen in the log file
* Activate registration
```shell
11:29:39.865 [main] INFO
org.apache.servicecomb.pack.alpha.server.extension.SpringCloudEurekaConfiguration
- registering to spring cloud eureka enabled
```
* Registration completed
```shell
11:29:45.716 [main] INFO
org.springframework.cloud.netflix.eureka.serviceregistry.EurekaServiceRegistry
- Registering application SERVICECOMB-ALPHA-SERVER with eureka with status UP
```
### Get Alpha Server info with Eureka
```
curl http://127.0.0.1:8761/eureka/apps/
```
output
```xml
<applications>
<versions__delta>1</versions__delta>
<apps__hashcode>UP_1_</apps__hashcode>
<application>
<name>SERVICECOMB-ALPHA-SERVER</name>
<instance>
<instanceId>10.50.7.15::servicecomb-alpha-server:8090</instanceId>
<hostName>0.0.0.0</hostName>
<app>SERVICECOMB-ALPHA-SERVER</app>
<ipAddr>0.0.0.0</ipAddr>
<status>UP</status>
<overriddenstatus>UNKNOWN</overriddenstatus>
<port enabled="true">8090</port>
<securePort enabled="false">443</securePort>
<countryId>1</countryId>
<dataCenterInfo
class="com.netflix.appinfo.InstanceInfo$DefaultDataCenterInfo">
<name>MyOwn</name>
</dataCenterInfo>
<leaseInfo>
<renewalIntervalInSecs>30</renewalIntervalInSecs>
<durationInSecs>90</durationInSecs>
<registrationTimestamp>1548214185871</registrationTimestamp>
<lastRenewalTimestamp>1548214185871</lastRenewalTimestamp>
<evictionTimestamp>0</evictionTimestamp>
<serviceUpTimestamp>1548214185871</serviceUpTimestamp>
</leaseInfo>
<metadata>
<management.port>8090</management.port>
<servicecomb-alpha-server>0.0.0.0:8080</servicecomb-alpha-server>
</metadata>
<homePageUrl>http://0.0.0.0:8090</homePageUrl>
<statusPageUrl>http://0.0.0.0:8090/info</statusPageUrl>
<healthCheckUrl>http://0.0.0.0:8090/health</healthCheckUrl>
<vipAddress>servicecomb-alpha-server</vipAddress>
<secureVipAddress>servicecomb-alpha-server</secureVipAddress>
<isCoordinatingDiscoveryServer>false</isCoordinatingDiscoveryServer>
<lastUpdatedTimestamp>1548214185871</lastUpdatedTimestamp>
<lastDirtyTimestamp>1548214185716</lastDirtyTimestamp>
<actionType>ADDED</actionType>
</instance>
</application>
</applications>
```
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